From fdb8fc34a6fbf8c7614f222cbe1176a0598f1941 Mon Sep 17 00:00:00 2001 From: Sriram R Date: Mon, 16 May 2022 13:25:59 +0300 Subject: ath11k: update missing MU-MIMO and OFDMA stats Update the missing MU-MIMO/OFDMA info in PDEV RX, trigger and schedule stats. i.e HTT stats type 10, 12 and 17 respectively. Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.4-01209-QCAHKSWPL_SILICONZ-1 Signed-off-by: Sriram R Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/1652152236-12038-1-git-send-email-quic_srirrama@quicinc.com --- .../net/wireless/ath/ath11k/debugfs_htt_stats.c | 88 +++++++++++++++++++++- .../net/wireless/ath/ath11k/debugfs_htt_stats.h | 39 ++++++++++ 2 files changed, 126 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.c index 4484235bcda4..b3efca6bd7dd 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.c +++ b/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -1403,6 +1404,8 @@ htt_print_tx_selfgen_ax_stats_tlv(const void *tag_buf, htt_stats_buf->ax_mu_mimo_brpoll_7); len += scnprintf(buf + len, buf_len - len, "ax_basic_trigger = %u\n", htt_stats_buf->ax_basic_trigger); + len += scnprintf(buf + len, buf_len - len, "ax_ulmumimo_trigger = %u\n", + htt_stats_buf->ax_ulmumimo_trigger); len += scnprintf(buf + len, buf_len - len, "ax_bsr_trigger = %u\n", htt_stats_buf->ax_bsr_trigger); len += scnprintf(buf + len, buf_len - len, "ax_mu_bar_trigger = %u\n", @@ -1485,6 +1488,8 @@ htt_print_tx_selfgen_ax_err_stats_tlv(const void *tag_buf, htt_stats_buf->ax_mu_mimo_brp7_err); len += scnprintf(buf + len, buf_len - len, "ax_basic_trigger_err = %u\n", htt_stats_buf->ax_basic_trigger_err); + len += scnprintf(buf + len, buf_len - len, "ax_ulmumimo_trigger_err = %u\n", + htt_stats_buf->ax_ulmumimo_trigger_err); len += scnprintf(buf + len, buf_len - len, "ax_bsr_trigger_err = %u\n", htt_stats_buf->ax_bsr_trigger_err); len += scnprintf(buf + len, buf_len - len, "ax_mu_bar_trigger_err = %u\n", @@ -1519,6 +1524,16 @@ htt_print_tx_pdev_mu_mimo_sch_stats_tlv(const void *tag_buf, len += scnprintf(buf + len, buf_len - len, "mu_mimo_ppdu_posted = %u\n\n", htt_stats_buf->mu_mimo_ppdu_posted); + for (i = 0; i < HTT_TX_PDEV_STATS_NUM_AC_MUMIMO_USER_STATS; i++) + len += scnprintf(buf + len, buf_len - len, + "ac_mu_mimo_sch_posted_per_group_index %u = %u\n", + i, htt_stats_buf->ac_mu_mimo_sch_posted_per_grp_sz[i]); + + for (i = 0; i < HTT_TX_PDEV_STATS_NUM_AX_MUMIMO_USER_STATS; i++) + len += scnprintf(buf + len, buf_len - len, + "ax_mu_mimo_sch_posted_per_group_index %u = %u\n", + i, htt_stats_buf->ax_mu_mimo_sch_posted_per_grp_sz[i]); + len += scnprintf(buf + len, buf_len - len, "11ac MU_MIMO SCH STATS:\n"); for (i = 0; i < HTT_TX_PDEV_STATS_NUM_AC_MUMIMO_USER_STATS; i++) @@ -1535,10 +1550,34 @@ htt_print_tx_pdev_mu_mimo_sch_stats_tlv(const void *tag_buf, len += scnprintf(buf + len, buf_len - len, "\n11ax OFDMA SCH STATS:\n"); - for (i = 0; i < HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS; i++) + for (i = 0; i < HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS; i++) { len += scnprintf(buf + len, buf_len - len, "ax_ofdma_sch_nusers_%u = %u\n", i, htt_stats_buf->ax_ofdma_sch_nusers[i]); + len += scnprintf(buf + len, buf_len - len, + "ax_ul_ofdma_basic_sch_nusers_%u = %u\n", + i, htt_stats_buf->ax_ul_ofdma_basic_sch_nusers[i]); + len += scnprintf(buf + len, buf_len - len, + "ax_ul_ofdma_bsr_sch_nusers_%u = %u\n", + i, htt_stats_buf->ax_ul_ofdma_bsr_sch_nusers[i]); + len += scnprintf(buf + len, buf_len - len, + "ax_ul_ofdma_sch_bar_nusers_%u = %u\n", + i, htt_stats_buf->ax_ul_ofdma_bar_sch_nusers[i]); + len += scnprintf(buf + len, buf_len - len, + "ax_ul_ofdma_brp_sch_nusers_%u = %u\n", + i, htt_stats_buf->ax_ul_ofdma_brp_sch_nusers[i]); + } + + len += scnprintf(buf + len, buf_len - len, "\n11ax UL MUMIO SCH STATS:\n"); + + for (i = 0; i < HTT_TX_PDEV_STATS_NUM_UL_MUMIMO_USER_STATS; i++) { + len += scnprintf(buf + len, buf_len - len, + "ax_ul_mumimo_basic_sch_nusers_%u = %u\n", + i, htt_stats_buf->ax_ul_mumimo_basic_sch_nusers[i]); + len += scnprintf(buf + len, buf_len - len, + "ax_ul_mumimo_brp_sch_nusers_%u = %u\n", + i, htt_stats_buf->ax_ul_mumimo_brp_sch_nusers[i]); + } if (len >= buf_len) buf[buf_len - 1] = 0; @@ -2933,6 +2972,21 @@ static inline void htt_print_rx_pdev_rate_stats_tlv(const void *tag_buf, len += scnprintf(buf + len, buf_len - len, "txbf = %u\n", htt_stats_buf->txbf); + len += scnprintf(buf + len, buf_len - len, "\nrx_su_ndpa = %u", + htt_stats_buf->rx_su_ndpa); + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_11ax_su_txbf_mcs, + "rx_11ax_su_txbf_mcs", HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS, + "\n"); + + len += scnprintf(buf + len, buf_len - len, "\nrx_mu_ndpa = %u", + htt_stats_buf->rx_mu_ndpa); + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_11ax_mu_txbf_mcs, + "rx_11ax_mu_txbf_mcs", HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS, + "\n"); + + len += scnprintf(buf + len, buf_len - len, "\nrx_br_poll = %u", + htt_stats_buf->rx_br_poll); + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_legacy_cck_rate, "rx_legacy_cck_rate", HTT_RX_PDEV_STATS_NUM_LEGACY_CCK_STATS, "\n"); @@ -2995,6 +3049,38 @@ static inline void htt_print_rx_pdev_rate_stats_tlv(const void *tag_buf, len += scnprintf(buf + len, buf_len - len, "\n"); } + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_ulofdma_non_data_nusers, + "rx_ulofdma_non_data_nusers", HTT_RX_PDEV_MAX_OFDMA_NUM_USER, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_ulofdma_data_nusers, + "rx_ulofdma_data_nusers", HTT_RX_PDEV_MAX_OFDMA_NUM_USER, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_11ax_dl_ofdma_mcs, + "rx_11ax_dl_ofdma_mcs", HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_11ax_dl_ofdma_ru, + "rx_11ax_dl_ofdma_ru", HTT_RX_PDEV_STATS_NUM_RU_SIZE_COUNTERS, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_ulmumimo_non_data_ppdu, + "rx_ulmumimo_non_data_ppdu", HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_ulmumimo_data_ppdu, + "rx_ulmumimo_data_ppdu", HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_ulmumimo_mpdu_ok, + "rx_ulmumimo_mpdu_ok", HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER, + "\n"); + + PRINT_ARRAY_TO_BUF(buf, len, htt_stats_buf->rx_ulmumimo_mpdu_fail, + "rx_ulmumimo_mpdu_fail", HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER, + "\n"); + len += scnprintf(buf + len, buf_len - len, "per_chain_rssi_pkt_type = %#x\n", htt_stats_buf->per_chain_rssi_pkt_type); diff --git a/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.h b/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.h index dc210c54d131..5d722b51b125 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.h +++ b/drivers/net/wireless/ath/ath11k/debugfs_htt_stats.h @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: BSD-3-Clause-Clear */ /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. */ #ifndef DEBUG_HTT_STATS_H @@ -682,6 +683,7 @@ struct htt_tx_selfgen_ax_stats_tlv { u32 ax_bsr_trigger; u32 ax_mu_bar_trigger; u32 ax_mu_rts_trigger; + u32 ax_ulmumimo_trigger; }; struct htt_tx_selfgen_ac_err_stats_tlv { @@ -712,12 +714,14 @@ struct htt_tx_selfgen_ax_err_stats_tlv { u32 ax_bsr_trigger_err; u32 ax_mu_bar_trigger_err; u32 ax_mu_rts_trigger_err; + u32 ax_ulmumimo_trigger_err; }; /* == TX MU STATS == */ #define HTT_TX_PDEV_STATS_NUM_AC_MUMIMO_USER_STATS 4 #define HTT_TX_PDEV_STATS_NUM_AX_MUMIMO_USER_STATS 8 #define HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS 74 +#define HTT_TX_PDEV_STATS_NUM_UL_MUMIMO_USER_STATS 8 struct htt_tx_pdev_mu_mimo_sch_stats_tlv { /* mu-mimo sw sched cmd stats */ @@ -734,6 +738,24 @@ struct htt_tx_pdev_mu_mimo_sch_stats_tlv { u32 ac_mu_mimo_sch_nusers[HTT_TX_PDEV_STATS_NUM_AC_MUMIMO_USER_STATS]; u32 ax_mu_mimo_sch_nusers[HTT_TX_PDEV_STATS_NUM_AX_MUMIMO_USER_STATS]; u32 ax_ofdma_sch_nusers[HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS]; + u32 ax_ul_ofdma_basic_sch_nusers[HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS]; + u32 ax_ul_ofdma_bsr_sch_nusers[HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS]; + u32 ax_ul_ofdma_bar_sch_nusers[HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS]; + u32 ax_ul_ofdma_brp_sch_nusers[HTT_TX_PDEV_STATS_NUM_OFDMA_USER_STATS]; + + /* UL MU-MIMO */ + /* ax_ul_mumimo_basic_sch_nusers[i] is the number of basic triggers sent + * for (i+1) users + */ + u32 ax_ul_mumimo_basic_sch_nusers[HTT_TX_PDEV_STATS_NUM_UL_MUMIMO_USER_STATS]; + + /* ax_ul_mumimo_brp_sch_nusers[i] is the number of brp triggers sent + * for (i+1) users + */ + u32 ax_ul_mumimo_brp_sch_nusers[HTT_TX_PDEV_STATS_NUM_UL_MUMIMO_USER_STATS]; + + u32 ac_mu_mimo_sch_posted_per_grp_sz[HTT_TX_PDEV_STATS_NUM_AC_MUMIMO_USER_STATS]; + u32 ax_mu_mimo_sch_posted_per_grp_sz[HTT_TX_PDEV_STATS_NUM_AX_MUMIMO_USER_STATS]; }; struct htt_tx_pdev_mu_mimo_mpdu_stats_tlv { @@ -1297,6 +1319,8 @@ struct htt_tx_pdev_rate_stats_tlv { #define HTT_RX_PDEV_STATS_NUM_PREAMBLE_TYPES HTT_STATS_PREAM_COUNT #define HTT_RX_PDEV_MAX_OFDMA_NUM_USER 8 #define HTT_RX_PDEV_STATS_RXEVM_MAX_PILOTS_PER_NSS 16 +#define HTT_RX_PDEV_STATS_NUM_RU_SIZE_COUNTERS 6 +#define HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER 8 struct htt_rx_pdev_rate_stats_tlv { u32 mac_id__word; @@ -1375,6 +1399,21 @@ struct htt_rx_pdev_rate_stats_tlv { u32 per_chain_rssi_pkt_type; s8 rx_per_chain_rssi_in_dbm[HTT_RX_PDEV_STATS_NUM_SPATIAL_STREAMS] [HTT_RX_PDEV_STATS_NUM_BW_COUNTERS]; + + u32 rx_su_ndpa; + u32 rx_11ax_su_txbf_mcs[HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS]; + u32 rx_mu_ndpa; + u32 rx_11ax_mu_txbf_mcs[HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS]; + u32 rx_br_poll; + u32 rx_11ax_dl_ofdma_mcs[HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS]; + u32 rx_11ax_dl_ofdma_ru[HTT_RX_PDEV_STATS_NUM_RU_SIZE_COUNTERS]; + + u32 rx_ulmumimo_non_data_ppdu[HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER]; + u32 rx_ulmumimo_data_ppdu[HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER]; + u32 rx_ulmumimo_mpdu_ok[HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER]; + u32 rx_ulmumimo_mpdu_fail[HTT_RX_PDEV_MAX_ULMUMIMO_NUM_USER]; + u32 rx_ulofdma_non_data_nusers[HTT_RX_PDEV_MAX_OFDMA_NUM_USER]; + u32 rx_ulofdma_data_nusers[HTT_RX_PDEV_MAX_OFDMA_NUM_USER]; }; /* == RX PDEV/SOC STATS == */ -- cgit v1.2.3 From 1ee6c5abebd3cacf2ac4378d0ed4f57fd4850421 Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Wed, 18 May 2022 10:27:26 +0300 Subject: ath10k: do not enforce interrupt trigger type Interrupt line can be configured on different hardware in different way, even inverted. Therefore driver should not enforce specific trigger type - edge rising - but instead rely on Devicetree to configure it. All Qualcomm DTSI with WCN3990 define the interrupt type as level high, so the mismatch between DTSI and driver causes rebind issues: $ echo 18800000.wifi > /sys/bus/platform/drivers/ath10k_snoc/unbind $ echo 18800000.wifi > /sys/bus/platform/drivers/ath10k_snoc/bind [ 44.763114] irq: type mismatch, failed to map hwirq-446 for interrupt-controller@17a00000! [ 44.763130] ath10k_snoc 18800000.wifi: error -ENXIO: IRQ index 0 not found [ 44.763140] ath10k_snoc 18800000.wifi: failed to initialize resource: -6 Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.3.2.0.c8-00009-QCAHLSWSC8180XMTPLZ-1 Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1 Fixes: c963a683e701 ("ath10k: add resource init and deinit for WCN3990") Signed-off-by: Krzysztof Kozlowski Tested-by: Steev Klimaszewski Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220513151516.357549-1-krzysztof.kozlowski@linaro.org --- drivers/net/wireless/ath/ath10k/snoc.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c index 607e8164bf98..5576ad9fd116 100644 --- a/drivers/net/wireless/ath/ath10k/snoc.c +++ b/drivers/net/wireless/ath/ath10k/snoc.c @@ -1249,13 +1249,12 @@ static void ath10k_snoc_init_napi(struct ath10k *ar) static int ath10k_snoc_request_irq(struct ath10k *ar) { struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar); - int irqflags = IRQF_TRIGGER_RISING; int ret, id; for (id = 0; id < CE_COUNT_MAX; id++) { ret = request_irq(ar_snoc->ce_irqs[id].irq_line, - ath10k_snoc_per_engine_handler, - irqflags, ce_name[id], ar); + ath10k_snoc_per_engine_handler, 0, + ce_name[id], ar); if (ret) { ath10k_err(ar, "failed to register IRQ handler for CE %d: %d\n", -- cgit v1.2.3 From 2587d5198aa5adcbd8896aae4a2404dc13d48637 Mon Sep 17 00:00:00 2001 From: Sergey Ryazanov Date: Wed, 18 May 2022 10:27:26 +0300 Subject: ath10k: improve tx status reporting MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We use ieee80211_tx_status() to report each completed tx frame. Internally, this function calls sta_info_get_by_addrs(), what has a couple of drawbacks: 1. additional station lookup causes a performance degradation; 2. mac80211 can not properly account Ethernet encapsulated frames due to the inability to properly determine the destination (station) MAC address since ieee80211_tx_status() assumes the frame has a 802.11 header. The latter is especially destructive if we want to use hardware frames encapsulation. To fix both of these issues, replace ieee80211_tx_status() with ieee80211_tx_status_ext() call and feed it station pointer from the tx queue associated with the transmitted frame. Tested-on: QCA9888 hw2.0 PCI 10.4-3.9.0.2-00131 Tested-on: QCA6174 hw3.2 PCI WLAN.RM.4.4.1-00157-QCARMSWPZ-1 Signed-off-by: Sergey Ryazanov Tested-by: Oldřich Jedlička # TP-Link Archer C7 v4 & v5 (QCA9563 + QCA9880) Tested-by: Edward Matijevic # TP-Link Archer C2600 (IPQ8064 + QCA9980 10.4.1.00030-1) Tested-by: Edward Matijevic # QCA9377 PCI in Sta mode Tested-by: Zhijun You # NETGEAR R7800 (QCA9984 10.4-3.9.0.2-00159) Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220516032519.29831-2-ryazanov.s.a@gmail.com --- drivers/net/wireless/ath/ath10k/txrx.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index 10123974c3da..da3bc35e41aa 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -43,6 +43,7 @@ out: int ath10k_txrx_tx_unref(struct ath10k_htt *htt, const struct htt_tx_done *tx_done) { + struct ieee80211_tx_status status; struct ath10k *ar = htt->ar; struct device *dev = ar->dev; struct ieee80211_tx_info *info; @@ -128,7 +129,19 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt, info->status.flags |= IEEE80211_TX_STATUS_ACK_SIGNAL_VALID; } - ieee80211_tx_status(htt->ar->hw, msdu); + memset(&status, 0, sizeof(status)); + status.skb = msdu; + status.info = info; + + rcu_read_lock(); + + if (txq) + status.sta = txq->sta; + + ieee80211_tx_status_ext(htt->ar->hw, &status); + + rcu_read_unlock(); + /* we do not own the msdu anymore */ return 0; -- cgit v1.2.3 From 70f119fb82af7f7417dc659faf02c91e1f853739 Mon Sep 17 00:00:00 2001 From: Sergey Ryazanov Date: Mon, 16 May 2022 13:26:00 +0300 Subject: ath10k: htt_tx: do not interpret Eth frames as WiFi The xmit path for the Ethernet encapsulated frames become more or less usable since d740d8fd2439 ("ath10k: unify tx mode and dispatch"). This change reorganize the xmit path in a manageable way to properly support various tx modes, but misses that the Ethernet encapsulated frame is a special case. We do not have an IEEE 802.11 header at the begining of them. But the HTT Tx handler still interprets first bytes of each frame as an IEEE 802.11 Frame Control field. Than this code was copied by e62ee5c381c5 ("ath10k: Add support for htt_data_tx_desc_64 descriptor") and a2097d6444c3 ("ath10k: htt: High latency TX support") to another handlers. In fact the issue in the high latency (HL) handler was introduced by 83ac260151e7 ("ath10k: add mic bytes for pmf management packet"). Ethernet encapsulated frame tx mode stay unused until 75d85fd9993c ("ath10k: introduce basic tdls functionality") started using it for TDLS frames to avoid key selection issue in some firmwares. Trying to interpret the begining of an Ethernet encapsulated frame as an IEEE 802.11 header was not hurt us noticeably since we need to meet two conditions: (1) xmit should be performed towards a TDLS peer, and (2) the TDLS peer should have a specific OUI part of its MAC address. Looks like that the rareness in TDLS communications of OUIs that can be interpreted as an 802.11 management frame saves users from facing this issue earlier. Improve Ethernet tx mode support in the HTT Tx handler by avoiding interpreting its first bytes as an IEEE 802.11 header. While at it, make the ieee80211_hdr variable local to the code block that is guarded by !is_eth check. In this way, we clarify in which cases a frame can be interpreted as IEEE 802.11, and saves us from similar issues in the future. Credits: this change as part of xmit encapsulation offloading support was originally made by QCA and then submitted for inclusion by John Crispin [1]. But the whole work was not accepted due to the lack of a part for 64-bits descriptors [2]. Zhijun You then pointed this out to me in a reply to my initial RFC patch series. And I made this slightly reworked version that covered all the HTT Tx handler variants. 1. https://lore.kernel.org/all/20191216092207.31032-1-john@phrozen.org/ 2. https://patchwork.kernel.org/project/linux-wireless/patch/20191216092207.31032-1-john@phrozen.org/ Reported-by: Zhijun You Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John Crispin Signed-off-by: Sergey Ryazanov Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220516032519.29831-3-ryazanov.s.a@gmail.com --- drivers/net/wireless/ath/ath10k/htt_tx.c | 61 ++++++++++++++++++-------------- 1 file changed, 35 insertions(+), 26 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index 9842a4b2f78f..a19b0795c86d 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -1275,7 +1275,6 @@ static int ath10k_htt_tx_hl(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txm struct ath10k *ar = htt->ar; int res, data_len; struct htt_cmd_hdr *cmd_hdr; - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; struct htt_data_tx_desc *tx_desc; struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); struct sk_buff *tmp_skb; @@ -1286,11 +1285,15 @@ static int ath10k_htt_tx_hl(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txm u16 flags1 = 0; u16 msdu_id = 0; - if ((ieee80211_is_action(hdr->frame_control) || - ieee80211_is_deauth(hdr->frame_control) || - ieee80211_is_disassoc(hdr->frame_control)) && - ieee80211_has_protected(hdr->frame_control)) { - skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + if (!is_eth) { + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; + + if ((ieee80211_is_action(hdr->frame_control) || + ieee80211_is_deauth(hdr->frame_control) || + ieee80211_is_disassoc(hdr->frame_control)) && + ieee80211_has_protected(hdr->frame_control)) { + skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + } } data_len = msdu->len; @@ -1387,7 +1390,6 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt, { struct ath10k *ar = htt->ar; struct device *dev = ar->dev; - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu); struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); struct ath10k_hif_sg_item sg_items[2]; @@ -1419,15 +1421,19 @@ static int ath10k_htt_tx_32(struct ath10k_htt *htt, txbuf_paddr = htt->txbuf.paddr + (sizeof(struct ath10k_htt_txbuf_32) * msdu_id); - if ((ieee80211_is_action(hdr->frame_control) || - ieee80211_is_deauth(hdr->frame_control) || - ieee80211_is_disassoc(hdr->frame_control)) && - ieee80211_has_protected(hdr->frame_control)) { - skb_put(msdu, IEEE80211_CCMP_MIC_LEN); - } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) && - txmode == ATH10K_HW_TXRX_RAW && - ieee80211_has_protected(hdr->frame_control)) { - skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + if (!is_eth) { + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; + + if ((ieee80211_is_action(hdr->frame_control) || + ieee80211_is_deauth(hdr->frame_control) || + ieee80211_is_disassoc(hdr->frame_control)) && + ieee80211_has_protected(hdr->frame_control)) { + skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) && + txmode == ATH10K_HW_TXRX_RAW && + ieee80211_has_protected(hdr->frame_control)) { + skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + } } skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len, @@ -1589,7 +1595,6 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt, { struct ath10k *ar = htt->ar; struct device *dev = ar->dev; - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(msdu); struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); struct ath10k_hif_sg_item sg_items[2]; @@ -1621,15 +1626,19 @@ static int ath10k_htt_tx_64(struct ath10k_htt *htt, txbuf_paddr = htt->txbuf.paddr + (sizeof(struct ath10k_htt_txbuf_64) * msdu_id); - if ((ieee80211_is_action(hdr->frame_control) || - ieee80211_is_deauth(hdr->frame_control) || - ieee80211_is_disassoc(hdr->frame_control)) && - ieee80211_has_protected(hdr->frame_control)) { - skb_put(msdu, IEEE80211_CCMP_MIC_LEN); - } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) && - txmode == ATH10K_HW_TXRX_RAW && - ieee80211_has_protected(hdr->frame_control)) { - skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + if (!is_eth) { + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; + + if ((ieee80211_is_action(hdr->frame_control) || + ieee80211_is_deauth(hdr->frame_control) || + ieee80211_is_disassoc(hdr->frame_control)) && + ieee80211_has_protected(hdr->frame_control)) { + skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) && + txmode == ATH10K_HW_TXRX_RAW && + ieee80211_has_protected(hdr->frame_control)) { + skb_put(msdu, IEEE80211_CCMP_MIC_LEN); + } } skb_cb->paddr = dma_map_single(dev, msdu->data, msdu->len, -- cgit v1.2.3 From a09740548275a74b897654b3aca5af589289b57a Mon Sep 17 00:00:00 2001 From: Sergey Ryazanov Date: Mon, 16 May 2022 13:26:00 +0300 Subject: ath10k: turn rawmode into frame_mode Turn boolean rawmode module param into integer frame_mode param that contains value from ath10k_hw_txrx_mode enum. As earlier the default param value is non-RAW (native Wi-Fi) encapsulation. The param name is selected to be consistent with the similar ath11k param. This is a preparation step for upcoming encapsulation offloading support. Signed-off-by: Sergey Ryazanov Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220516032519.29831-4-ryazanov.s.a@gmail.com --- drivers/net/wireless/ath/ath10k/core.c | 11 +++++++---- drivers/net/wireless/ath/ath10k/core.h | 1 + 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 688177453b07..5654387acb4b 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -33,9 +33,11 @@ EXPORT_SYMBOL(ath10k_debug_mask); static unsigned int ath10k_cryptmode_param; static bool uart_print; static bool skip_otp; -static bool rawmode; static bool fw_diag_log; +/* frame mode values are mapped as per enum ath10k_hw_txrx_mode */ +unsigned int ath10k_frame_mode = ATH10K_HW_TXRX_NATIVE_WIFI; + unsigned long ath10k_coredump_mask = BIT(ATH10K_FW_CRASH_DUMP_REGISTERS) | BIT(ATH10K_FW_CRASH_DUMP_CE_DATA); @@ -44,15 +46,16 @@ module_param_named(debug_mask, ath10k_debug_mask, uint, 0644); module_param_named(cryptmode, ath10k_cryptmode_param, uint, 0644); module_param(uart_print, bool, 0644); module_param(skip_otp, bool, 0644); -module_param(rawmode, bool, 0644); module_param(fw_diag_log, bool, 0644); +module_param_named(frame_mode, ath10k_frame_mode, uint, 0644); module_param_named(coredump_mask, ath10k_coredump_mask, ulong, 0444); MODULE_PARM_DESC(debug_mask, "Debugging mask"); MODULE_PARM_DESC(uart_print, "Uart target debugging"); MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software"); -MODULE_PARM_DESC(rawmode, "Use raw 802.11 frame datapath"); +MODULE_PARM_DESC(frame_mode, + "Datapath frame mode (0: raw, 1: native wifi (default))"); MODULE_PARM_DESC(coredump_mask, "Bitfield of what to include in firmware crash file"); MODULE_PARM_DESC(fw_diag_log, "Diag based fw log debugging"); @@ -2599,7 +2602,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar) ar->htt.max_num_amsdu = ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT; ar->htt.max_num_ampdu = ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT; - if (rawmode) { + if (ath10k_frame_mode == ATH10K_HW_TXRX_RAW) { if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT, fw_file->fw_features)) { ath10k_err(ar, "rawmode = 1 requires support from firmware"); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 8bfabbcfdb14..d70d7d088a2b 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -1314,6 +1314,7 @@ static inline bool ath10k_peer_stats_enabled(struct ath10k *ar) return false; } +extern unsigned int ath10k_frame_mode; extern unsigned long ath10k_coredump_mask; void ath10k_core_napi_sync_disable(struct ath10k *ar); -- cgit v1.2.3 From af6d8265c47e46881b80c6b073f53c8c4af52d28 Mon Sep 17 00:00:00 2001 From: Sergey Ryazanov Date: Mon, 16 May 2022 13:26:00 +0300 Subject: ath10k: add encapsulation offloading support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Frame encapsulation from Ethernet into the IEEE 802.11 frame format takes a considerable host CPU time on the xmit path. The firmware is able to do this operation for us, so enable encapsulation offloading for AP and Sta interface types to improve overall system performance. The driver is almost ready for encapsulation offloading support. There are only a few places where the driver assumes the frame format is IEEE 802.11 that need to be fixed. Encapsulation offloading is currently disabled by default and the driver utilizes mac80211 encapsulation support. To activate offloading, the frame_mode=2 parameter should be passed during module loading. On a QCA9563+QCA9888-based access point in bridged mode, encapsulation offloading increases TCP 16-streams DL throughput from 365 to 396 mbps (+8%) and UDP DL throughput from 436 to 483 mbps (+11%). Tested-on: QCA9888 hw2.0 PCI 10.4-3.9.0.2-00131 Tested-on: QCA6174 hw3.2 PCI WLAN.RM.4.4.1-00157-QCARMSWPZ-1 Signed-off-by: Sergey Ryazanov Tested-by: Oldřich Jedlička # TP-Link Archer C7 v4 & v5 (QCA9563 + QCA9880) Tested-by: Edward Matijevic # TP-Link Archer C2600 (IPQ8064 + QCA9980 10.4.1.00030-1) Tested-by: Edward Matijevic # QCA9377 PCI in Sta mode Tested-by: Zhijun You # NETGEAR R7800 (QCA9984 10.4-3.9.0.2-00159) Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220516032519.29831-5-ryazanov.s.a@gmail.com --- drivers/net/wireless/ath/ath10k/core.c | 2 +- drivers/net/wireless/ath/ath10k/mac.c | 67 +++++++++++++++++++++++++++------- 2 files changed, 55 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 5654387acb4b..276954b70d63 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -55,7 +55,7 @@ MODULE_PARM_DESC(uart_print, "Uart target debugging"); MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode"); MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software"); MODULE_PARM_DESC(frame_mode, - "Datapath frame mode (0: raw, 1: native wifi (default))"); + "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)"); MODULE_PARM_DESC(coredump_mask, "Bitfield of what to include in firmware crash file"); MODULE_PARM_DESC(fw_diag_log, "Diag based fw log debugging"); diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 3570a5895ea8..ebd5b9a8943e 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3713,6 +3713,9 @@ ath10k_mac_tx_h_get_txmode(struct ath10k *ar, const struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); __le16 fc = hdr->frame_control; + if (IEEE80211_SKB_CB(skb)->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) + return ATH10K_HW_TXRX_ETHERNET; + if (!vif || vif->type == NL80211_IFTYPE_MONITOR) return ATH10K_HW_TXRX_RAW; @@ -3873,6 +3876,12 @@ static void ath10k_mac_tx_h_fill_cb(struct ath10k *ar, bool noack = false; cb->flags = 0; + + if (info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) { + cb->flags |= ATH10K_SKB_F_QOS; /* Assume data frames are QoS */ + goto finish_cb_fill; + } + if (!ath10k_tx_h_use_hwcrypto(vif, skb)) cb->flags |= ATH10K_SKB_F_NO_HWCRYPT; @@ -3911,6 +3920,7 @@ static void ath10k_mac_tx_h_fill_cb(struct ath10k *ar, cb->flags |= ATH10K_SKB_F_RAW_TX; } +finish_cb_fill: cb->vif = vif; cb->txq = txq; cb->airtime_est = airtime; @@ -4034,7 +4044,11 @@ static int ath10k_mac_tx(struct ath10k *ar, ath10k_tx_h_seq_no(vif, skb); break; case ATH10K_HW_TXRX_ETHERNET: - ath10k_tx_h_8023(skb); + /* Convert 802.11->802.3 header only if the frame was erlier + * encapsulated to 802.11 by mac80211. Otherwise pass it as is. + */ + if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)) + ath10k_tx_h_8023(skb); break; case ATH10K_HW_TXRX_RAW: if (!test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags) && @@ -4645,12 +4659,10 @@ static void ath10k_mac_op_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif = info->control.vif; struct ieee80211_sta *sta = control->sta; struct ieee80211_txq *txq = NULL; - struct ieee80211_hdr *hdr = (void *)skb->data; enum ath10k_hw_txrx_mode txmode; enum ath10k_mac_tx_path txpath; bool is_htt; bool is_mgmt; - bool is_presp; int ret; u16 airtime; @@ -4664,8 +4676,14 @@ static void ath10k_mac_op_tx(struct ieee80211_hw *hw, is_mgmt = (txpath == ATH10K_MAC_TX_HTT_MGMT); if (is_htt) { + bool is_presp = false; + spin_lock_bh(&ar->htt.tx_lock); - is_presp = ieee80211_is_probe_resp(hdr->frame_control); + if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)) { + struct ieee80211_hdr *hdr = (void *)skb->data; + + is_presp = ieee80211_is_probe_resp(hdr->frame_control); + } ret = ath10k_htt_tx_inc_pending(htt); if (ret) { @@ -5465,6 +5483,30 @@ static int ath10k_mac_set_txbf_conf(struct ath10k_vif *arvif) ar->wmi.vdev_param->txbf, value); } +static void ath10k_update_vif_offload(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct ath10k_vif *arvif = (void *)vif->drv_priv; + struct ath10k *ar = hw->priv; + u32 vdev_param; + int ret; + + if (ath10k_frame_mode != ATH10K_HW_TXRX_ETHERNET || + ar->wmi.vdev_param->tx_encap_type == WMI_VDEV_PARAM_UNSUPPORTED || + (vif->type != NL80211_IFTYPE_STATION && + vif->type != NL80211_IFTYPE_AP)) + vif->offload_flags &= ~IEEE80211_OFFLOAD_ENCAP_ENABLED; + + vdev_param = ar->wmi.vdev_param->tx_encap_type; + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, + ATH10K_HW_TXRX_NATIVE_WIFI); + /* 10.X firmware does not support this VDEV parameter. Do not warn */ + if (ret && ret != -EOPNOTSUPP) { + ath10k_warn(ar, "failed to set vdev %i TX encapsulation: %d\n", + arvif->vdev_id, ret); + } +} + /* * TODO: * Figure out how to handle WMI_VDEV_SUBTYPE_P2P_DEVICE, @@ -5674,15 +5716,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, arvif->def_wep_key_idx = -1; - vdev_param = ar->wmi.vdev_param->tx_encap_type; - ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, vdev_param, - ATH10K_HW_TXRX_NATIVE_WIFI); - /* 10.X firmware does not support this VDEV parameter. Do not warn */ - if (ret && ret != -EOPNOTSUPP) { - ath10k_warn(ar, "failed to set vdev %i TX encapsulation: %d\n", - arvif->vdev_id, ret); - goto err_vdev_delete; - } + ath10k_update_vif_offload(hw, vif); /* Configuring number of spatial stream for monitor interface is causing * target assert in qca9888 and qca6174. @@ -9375,6 +9409,7 @@ static const struct ieee80211_ops ath10k_ops = { .stop = ath10k_stop, .config = ath10k_config, .add_interface = ath10k_add_interface, + .update_vif_offload = ath10k_update_vif_offload, .remove_interface = ath10k_remove_interface, .configure_filter = ath10k_configure_filter, .bss_info_changed = ath10k_bss_info_changed, @@ -10044,6 +10079,12 @@ int ath10k_mac_register(struct ath10k *ar) if (test_bit(WMI_SERVICE_TDLS_UAPSD_BUFFER_STA, ar->wmi.svc_map)) ieee80211_hw_set(ar->hw, SUPPORTS_TDLS_BUFFER_STA); + if (ath10k_frame_mode == ATH10K_HW_TXRX_ETHERNET) { + if (ar->wmi.vdev_param->tx_encap_type != + WMI_VDEV_PARAM_UNSUPPORTED) + ieee80211_hw_set(ar->hw, SUPPORTS_TX_ENCAP_OFFLOAD); + } + ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; ar->hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; ar->hw->wiphy->max_remain_on_channel_duration = 5000; -- cgit v1.2.3 From 75a7062e533e309a9ca0812c69f3ac3cefadb8b1 Mon Sep 17 00:00:00 2001 From: Maxime Bizon Date: Mon, 16 May 2022 17:23:43 +0200 Subject: ath10k: fix misreported tx bandwidth for 160Mhz Because of this missing switch case, 160Mhz transmit was reported as 20Mhz, leading to wrong airtime calculation and AQL limiting max throughput. Tested-on: QCA9984 hw2.0 PCI 10.4-3.10-00047 Signed-off-by: Maxime Bizon Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/cd2735a40da7f4fcc5323e3fca3775e7b5402ece.camel@freebox.fr --- drivers/net/wireless/ath/ath10k/htt_rx.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 771252dd6d4e..e8727c0b0171 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -3884,6 +3884,10 @@ ath10k_update_per_peer_tx_stats(struct ath10k *ar, arsta->tx_info.status.rates[0].flags |= IEEE80211_TX_RC_80_MHZ_WIDTH; break; + case RATE_INFO_BW_160: + arsta->tx_info.status.rates[0].flags |= + IEEE80211_TX_RC_160_MHZ_WIDTH; + break; } if (peer_stats->succ_pkts) { -- cgit v1.2.3 From 77bbbd5e0ed3b5998a353b0948584faa4f565f0e Mon Sep 17 00:00:00 2001 From: Baochen Qiang Date: Tue, 17 May 2022 08:48:44 +0800 Subject: ath11k: Fix warning on variable 'sar' dereference before check We are seeing below warning: warn: variable dereferenced before check 'sar' Fix it by moving ahead pointer check on 'sar'. Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3 Fixes: 652f69ed9c1b ("ath11k: Add support for SAR") Reported-by: kernel test robot Reported-by: Dan Carpenter Signed-off-by: Baochen Qiang Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220517004844.2412660-1-quic_bqiang@quicinc.com --- drivers/net/wireless/ath/ath11k/mac.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index ee1590b16eff..7d574ad67e59 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -8297,11 +8297,15 @@ static int ath11k_mac_op_set_bios_sar_specs(struct ieee80211_hw *hw, const struct cfg80211_sar_specs *sar) { struct ath11k *ar = hw->priv; - const struct cfg80211_sar_sub_specs *sspec = sar->sub_specs; + const struct cfg80211_sar_sub_specs *sspec; int ret, index; u8 *sar_tbl; u32 i; + if (!sar || sar->type != NL80211_SAR_TYPE_POWER || + sar->num_sub_specs == 0) + return -EINVAL; + mutex_lock(&ar->conf_mutex); if (!test_bit(WMI_TLV_SERVICE_BIOS_SAR_SUPPORT, ar->ab->wmi_ab.svc_map) || @@ -8310,12 +8314,6 @@ static int ath11k_mac_op_set_bios_sar_specs(struct ieee80211_hw *hw, goto exit; } - if (!sar || sar->type != NL80211_SAR_TYPE_POWER || - sar->num_sub_specs == 0) { - ret = -EINVAL; - goto exit; - } - ret = ath11k_wmi_pdev_set_bios_geo_table_param(ar); if (ret) { ath11k_warn(ar->ab, "failed to set geo table: %d\n", ret); @@ -8328,6 +8326,7 @@ static int ath11k_mac_op_set_bios_sar_specs(struct ieee80211_hw *hw, goto exit; } + sspec = sar->sub_specs; for (i = 0; i < sar->num_sub_specs; i++) { if (sspec->freq_range_index >= (BIOS_SAR_TABLE_LEN >> 1)) { ath11k_warn(ar->ab, "Ignore bad frequency index %u, max allowed %u\n", -- cgit v1.2.3 From b380d2056ebb7f5af1195ad07a6ce96022d4c552 Mon Sep 17 00:00:00 2001 From: Guo Zhengkui Date: Tue, 17 May 2022 10:39:23 +0800 Subject: ath5k: replace ternary operator with min() Fix the following coccicheck warning: drivers/net/wireless/ath/ath5k/phy.c:3139:62-63: WARNING opportunity for min() Signed-off-by: Guo Zhengkui Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220517023923.76989-1-guozhengkui@vivo.com --- drivers/net/wireless/ath/ath5k/phy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index 00f9e347d414..5797ef9c73d7 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -3136,7 +3136,7 @@ ath5k_combine_pwr_to_pdadc_curves(struct ath5k_hw *ah, pdadc_n = gain_boundaries[pdg] + pd_gain_overlap - pwr_min[pdg]; /* Limit it to be inside pwr range */ table_size = pwr_max[pdg] - pwr_min[pdg]; - max_idx = (pdadc_n < table_size) ? pdadc_n : table_size; + max_idx = min(pdadc_n, table_size); /* Fill pdadc_out table */ while (pdadc_0 < max_idx && pdadc_i < 128) -- cgit v1.2.3 From bebcfd2534a63ab7e7325f5337662bc84ca038b6 Mon Sep 17 00:00:00 2001 From: Manikanta Pubbisetty Date: Tue, 17 May 2022 11:22:41 +0530 Subject: ath11k: Init hw_params before setting up AHB resources As part of adding the support of WCN6750 to ath11k, bus_params were moved to hw_params and this regressed the initialization of WCN6750. By the time AHB resources are setup for WCN6750, hw_params will not be initialized and therefore initialization for WCN6750 will fail. This is applicable only for WCN6750, no other device is impacted. Fix this by moving the initialization of hw_params before setting up AHB resources. Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 Fixes: 00402f49d26f ("ath11k: Add support for WCN6750 device") Signed-off-by: Manikanta Pubbisetty Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220517055241.15885-1-quic_mpubbise@quicinc.com --- drivers/net/wireless/ath/ath11k/ahb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c index fa11807f48a9..d7d33d5cdfc5 100644 --- a/drivers/net/wireless/ath/ath11k/ahb.c +++ b/drivers/net/wireless/ath/ath11k/ahb.c @@ -976,11 +976,11 @@ static int ath11k_ahb_probe(struct platform_device *pdev) ab->hw_rev = hw_rev; platform_set_drvdata(pdev, ab); - ret = ath11k_ahb_setup_resources(ab); + ret = ath11k_core_pre_init(ab); if (ret) goto err_core_free; - ret = ath11k_core_pre_init(ab); + ret = ath11k_ahb_setup_resources(ab); if (ret) goto err_core_free; -- cgit v1.2.3 From 2be8afe05833c65017c8c56953f3640acfc42a40 Mon Sep 17 00:00:00 2001 From: Guo Zhengkui Date: Tue, 17 May 2022 10:41:06 +0800 Subject: ath9k: replace ternary operator with max() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix the following coccicheck warning: drivers/net/wireless/ath/ath9k/dfs.c:249:28-30: WARNING opportunity for max() Signed-off-by: Guo Zhengkui Acked-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220517024106.77050-1-guozhengkui@vivo.com --- drivers/net/wireless/ath/ath9k/dfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath9k/dfs.c b/drivers/net/wireless/ath/ath9k/dfs.c index acb9602aa464..11349218bc21 100644 --- a/drivers/net/wireless/ath/ath9k/dfs.c +++ b/drivers/net/wireless/ath/ath9k/dfs.c @@ -246,7 +246,7 @@ ath9k_postprocess_radar_event(struct ath_softc *sc, DFS_STAT_INC(sc, dc_phy_errors); /* when both are present use stronger one */ - rssi = (ard->rssi < ard->ext_rssi) ? ard->ext_rssi : ard->rssi; + rssi = max(ard->rssi, ard->ext_rssi); break; default: /* -- cgit v1.2.3 From d4ba1ff87b17e81686ada8f429300876f55f95ad Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Sun, 22 May 2022 15:33:16 +0300 Subject: ath11k: fix netdev open race Make sure to allocate resources needed before registering the device. This specifically avoids having a racing open() trigger a BUG_ON() in mod_timer() when ath11k_mac_op_start() is called before the mon_reap_timer as been set up. I did not see this issue with next-20220310, but I hit it on every probe with next-20220511. Perhaps some timing changed in between. Here's the backtrace: [ 51.346947] kernel BUG at kernel/time/timer.c:990! [ 51.346958] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP ... [ 51.578225] Call trace: [ 51.583293] __mod_timer+0x298/0x390 [ 51.589518] mod_timer+0x14/0x20 [ 51.595368] ath11k_mac_op_start+0x41c/0x4a0 [ath11k] [ 51.603165] drv_start+0x38/0x60 [mac80211] [ 51.610110] ieee80211_do_open+0x29c/0x7d0 [mac80211] [ 51.617945] ieee80211_open+0x60/0xb0 [mac80211] [ 51.625311] __dev_open+0x100/0x1c0 [ 51.631420] __dev_change_flags+0x194/0x210 [ 51.638214] dev_change_flags+0x24/0x70 [ 51.644646] do_setlink+0x228/0xdb0 [ 51.650723] __rtnl_newlink+0x460/0x830 [ 51.657162] rtnl_newlink+0x4c/0x80 [ 51.663229] rtnetlink_rcv_msg+0x124/0x390 [ 51.669917] netlink_rcv_skb+0x58/0x130 [ 51.676314] rtnetlink_rcv+0x18/0x30 [ 51.682460] netlink_unicast+0x250/0x310 [ 51.688960] netlink_sendmsg+0x19c/0x3e0 [ 51.695458] ____sys_sendmsg+0x220/0x290 [ 51.701938] ___sys_sendmsg+0x7c/0xc0 [ 51.708148] __sys_sendmsg+0x68/0xd0 [ 51.714254] __arm64_sys_sendmsg+0x28/0x40 [ 51.720900] invoke_syscall+0x48/0x120 Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3 Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices") Fixes: 840c36fa727a ("ath11k: dp: stop rx pktlog before suspend") Signed-off-by: Johan Hovold Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220517103436.15867-1-johan+linaro@kernel.org --- drivers/net/wireless/ath/ath11k/core.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index 1e98ff9ff288..c8e0bc935838 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1225,23 +1225,23 @@ static int ath11k_core_pdev_create(struct ath11k_base *ab) return ret; } - ret = ath11k_mac_register(ab); + ret = ath11k_dp_pdev_alloc(ab); if (ret) { - ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret); + ath11k_err(ab, "failed to attach DP pdev: %d\n", ret); goto err_pdev_debug; } - ret = ath11k_dp_pdev_alloc(ab); + ret = ath11k_mac_register(ab); if (ret) { - ath11k_err(ab, "failed to attach DP pdev: %d\n", ret); - goto err_mac_unregister; + ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret); + goto err_dp_pdev_free; } ret = ath11k_thermal_register(ab); if (ret) { ath11k_err(ab, "could not register thermal device: %d\n", ret); - goto err_dp_pdev_free; + goto err_mac_unregister; } ret = ath11k_spectral_init(ab); @@ -1254,10 +1254,10 @@ static int ath11k_core_pdev_create(struct ath11k_base *ab) err_thermal_unregister: ath11k_thermal_unregister(ab); -err_dp_pdev_free: - ath11k_dp_pdev_free(ab); err_mac_unregister: ath11k_mac_unregister(ab); +err_dp_pdev_free: + ath11k_dp_pdev_free(ab); err_pdev_debug: ath11k_debugfs_pdev_destroy(ab); -- cgit v1.2.3 From 9f855efd9a7b6b0539c694e9381fb67cf68b96c7 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Sat, 21 May 2022 13:10:24 +0200 Subject: ath6kl: fix typo in comment Spelling mistake (triple letters) in comment. Detected with the help of Coccinelle. Signed-off-by: Julia Lawall Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220521111145.81697-14-Julia.Lawall@inria.fr --- drivers/net/wireless/ath/ath6kl/wmi.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath6kl/wmi.h b/drivers/net/wireless/ath/ath6kl/wmi.h index 672014973cee..0d99f754b7e7 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.h +++ b/drivers/net/wireless/ath/ath6kl/wmi.h @@ -1278,7 +1278,7 @@ struct wmi_snr_threshold_params_cmd { /* "alpha" */ u8 weight; - /* lowest of uppper */ + /* lowest of upper */ u8 thresh_above1_val; u8 thresh_above2_val; -- cgit v1.2.3 From 3bd0c69653ac636eae8872aacdcd4156f772f928 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Mon, 23 May 2022 16:32:58 +0200 Subject: ath11k: fix IRQ affinity warning on shutdown Make sure to clear the IRQ affinity hint also on shutdown to avoid triggering a WARN_ON_ONCE() in __free_irq() when stopping MHI while using a single MSI vector. Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3 Fixes: e94b07493da3 ("ath11k: Set IRQ affinity to CPU0 in case of one MSI vector") Signed-off-by: Johan Hovold Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220523143258.24818-1-johan+linaro@kernel.org --- drivers/net/wireless/ath/ath11k/pci.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/ath/ath11k/pci.c b/drivers/net/wireless/ath/ath11k/pci.c index dedf1b88ddf6..487a303b3077 100644 --- a/drivers/net/wireless/ath/ath11k/pci.c +++ b/drivers/net/wireless/ath/ath11k/pci.c @@ -920,7 +920,9 @@ qmi_fail: static void ath11k_pci_shutdown(struct pci_dev *pdev) { struct ath11k_base *ab = pci_get_drvdata(pdev); + struct ath11k_pci *ab_pci = ath11k_pci_priv(ab); + ath11k_pci_set_irq_affinity_hint(ab_pci, NULL); ath11k_pci_power_down(ab); } -- cgit v1.2.3 From b205ce4c266cd66e6f954733ef6c94f06722e150 Mon Sep 17 00:00:00 2001 From: Thiraviyam Mariyappan Date: Thu, 19 May 2022 18:27:41 +0530 Subject: ath11k: support avg signal in station dump Currently mac80211 doesn't calculate average signal when RSS(Receive side scaling) is enabled from the driver, so average signal isn't printed in the station dump. To address this issue, calculate the average signal from RSSI within driver and display in the station dump. Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01208-QCAHKSWPL_SILICONZ-1 Signed-off-by: Thiraviyam Mariyappan Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/1652965061-30457-1-git-send-email-quic_tmariyap@quicinc.com --- drivers/net/wireless/ath/ath11k/core.h | 4 ++++ drivers/net/wireless/ath/ath11k/dp_rx.c | 3 +++ drivers/net/wireless/ath/ath11k/mac.c | 5 +++++ 3 files changed, 12 insertions(+) diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 95bca0b078b1..ea31016437b0 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -14,6 +14,7 @@ #include #include #include +#include #include "qmi.h" #include "htc.h" #include "wmi.h" @@ -464,6 +465,8 @@ struct ath11k_per_ppdu_tx_stats { u32 retry_bytes; }; +DECLARE_EWMA(avg_rssi, 10, 8) + struct ath11k_sta { struct ath11k_vif *arvif; @@ -482,6 +485,7 @@ struct ath11k_sta { u64 rx_duration; u64 tx_duration; u8 rssi_comb; + struct ewma_avg_rssi avg_rssi; s8 rssi_beacon; s8 chain_signal[IEEE80211_MAX_CHAINS]; struct ath11k_htt_tx_stats *tx_stats; diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 049774cc158c..e16beb96c37c 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -2765,6 +2765,9 @@ static void ath11k_dp_rx_update_peer_stats(struct ath11k_sta *arsta, if (!rx_stats) return; + arsta->rssi_comb = ppdu_info->rssi_comb; + ewma_avg_rssi_add(&arsta->avg_rssi, ppdu_info->rssi_comb); + num_msdu = ppdu_info->tcp_msdu_count + ppdu_info->tcp_ack_msdu_count + ppdu_info->udp_msdu_count + ppdu_info->other_msdu_count; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 7d574ad67e59..f11956163822 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -4479,6 +4479,7 @@ static int ath11k_mac_station_add(struct ath11k *ar, } } + ewma_avg_rssi_init(&arsta->avg_rssi); return 0; free_tx_stats: @@ -8161,6 +8162,10 @@ static void ath11k_mac_op_sta_statistics(struct ieee80211_hw *hw, sinfo->signal = db2dbm ? signal : signal + ATH11K_DEFAULT_NOISE_FLOOR; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); } + + sinfo->signal_avg = ewma_avg_rssi_read(&arsta->avg_rssi) + + ATH11K_DEFAULT_NOISE_FLOOR; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG); } #if IS_ENABLED(CONFIG_IPV6) -- cgit v1.2.3 From 8723750e2753868591ba86a57b0041c5e38047ad Mon Sep 17 00:00:00 2001 From: Wen Gong Date: Wed, 25 May 2022 09:22:47 -0400 Subject: ath10k: fix regdomain info of iw reg set/get When wlan load, firmware report the reg code with 0x6C for QCA6174, it is world reg which checked by ath_is_world_regd(), then the reg will be save into reg_world_copy of ath_common in ath_regd_init(). Later the regulatory of ath_common is updated to another country code such as "US" in ath_reg_notifier_apply() by below call stack. After that, regulatory_hint() is called in ath10k_mac_register() and it lead "iw reg get" show two regdomain info as below. global country US: DFS-FCC (2400 - 2472 @ 40), (N/A, 30), (N/A) (5150 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW (5250 - 5350 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW (5470 - 5730 @ 160), (N/A, 23), (0 ms), DFS (5730 - 5850 @ 80), (N/A, 30), (N/A) (57240 - 71000 @ 2160), (N/A, 40), (N/A) phy#0 country US: DFS-FCC (2400 - 2472 @ 40), (N/A, 30), (N/A) (5150 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW (5250 - 5350 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW (5470 - 5730 @ 160), (N/A, 23), (0 ms), DFS (5730 - 5850 @ 80), (N/A, 30), (N/A) (57240 - 71000 @ 2160), (N/A, 40), (N/A) [ 4255.704975] Call Trace: [ 4255.704983] ath_reg_notifier_apply+0xa6/0xc5 [ath] [ 4255.704991] ath10k_reg_notifier+0x2f/0xd2 [ath10k_core] [ 4255.705010] wiphy_regulatory_register+0x5f/0x69 [cfg80211] [ 4255.705020] wiphy_register+0x459/0x8f0 [cfg80211] [ 4255.705042] ? ieee80211_register_hw+0x3a6/0x7d1 [mac80211] [ 4255.705049] ? __kmalloc+0xf4/0x218 [ 4255.705058] ? ieee80211_register_hw+0x3a6/0x7d1 [mac80211] [ 4255.705066] ? ath10k_mac_register+0x70/0xaab [ath10k_core] [ 4255.705075] ieee80211_register_hw+0x51a/0x7d1 [mac80211] [ 4255.705084] ath10k_mac_register+0x8b4/0xaab [ath10k_core] [ 4255.705094] ath10k_core_register_work+0xa5e/0xb45 [ath10k_core] [ 4255.705100] ? __schedule+0x61f/0x7d3 [ 4255.705105] process_one_work+0x1b7/0x392 [ 4255.705109] worker_thread+0x271/0x35d [ 4255.705112] ? pr_cont_work+0x58/0x58 [ 4255.705116] kthread+0x13f/0x147 [ 4255.705119] ? pr_cont_work+0x58/0x58 [ 4255.705123] ? kthread_destroy_worker+0x62/0x62 [ 4255.705126] ret_from_fork+0x22/0x40 At this moment, the two regdomain info is same, when run "iw reg set KR", the global regdomain info changed to KR, but the regdomain of phy#0 does not change again. It leads inconsistent values between global and phy#0 as below. global country KR: DFS-JP (2402 - 2482 @ 40), (N/A, 13), (N/A) (5170 - 5250 @ 80), (N/A, 20), (N/A), AUTO-BW (5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, AUTO-BW (5490 - 5710 @ 160), (N/A, 30), (0 ms), DFS (5735 - 5835 @ 80), (N/A, 30), (N/A) (57000 - 66000 @ 2160), (N/A, 43), (N/A) phy#0 country US: DFS-FCC (2400 - 2472 @ 40), (N/A, 30), (N/A) (5150 - 5250 @ 80), (N/A, 23), (N/A), AUTO-BW (5250 - 5350 @ 80), (N/A, 23), (0 ms), DFS, AUTO-BW (5470 - 5730 @ 160), (N/A, 23), (0 ms), DFS (5730 - 5850 @ 80), (N/A, 30), (N/A) (57240 - 71000 @ 2160), (N/A, 40), (N/A) The initial reg code is 0x6C which saved in reg_world_copy of ath_common, and the code US is updated from cfg80211 later, so ath10k should also check the initial reg code before regulatory_hint(). After this fix, regdomain info is same between "iw reg get" and "iw reg set xx", it does not have the regdomain info of phy#0 again. global country KR: DFS-JP (2402 - 2482 @ 40), (N/A, 13), (N/A) (5170 - 5250 @ 80), (N/A, 20), (N/A), AUTO-BW (5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS, AUTO-BW (5490 - 5710 @ 160), (N/A, 30), (0 ms), DFS (5735 - 5835 @ 80), (N/A, 30), (N/A) (57000 - 66000 @ 2160), (N/A, 43), (N/A) This does not effect the channel list and power which ath10k used. When the country code for regulatory_hint() in ath10k_mac_register() is same with the global country code, then reg_set_rd_driver() of cfg80211 called from crda which return -EALREADY to set_regdom() and then update_all_wiphy_regulatory() will not be called while wlan load. When run "iw reg set xx", reg_get_regdomain() which used by function handle_channel() in net/wirelss/reg.c always use the regdomain returned by get_cfg80211_regdom() because the initiator of last regulatory_request is NL80211_REGDOM_SET_BY_USER, get_cfg80211_regdom() is the global regdomain, then all the ieee80211_channel info is updated in handle_channel() with the global regdomain. Tested-on: QCA6174 hw3.2 SDIO WLAN.RMH.4.4.1-00049 Tested-on: QCA9984 hw1.0 PCI 10.4-3.6-00104 Signed-off-by: Wen Gong Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220525132247.23459-1-quic_wgong@quicinc.com --- drivers/net/wireless/ath/ath10k/mac.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index ebd5b9a8943e..a04e18250dae 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -10270,7 +10270,8 @@ int ath10k_mac_register(struct ath10k *ar) ar->hw->wiphy->software_iftypes |= BIT(NL80211_IFTYPE_AP_VLAN); } - if (!ath_is_world_regd(&ar->ath_common.regulatory)) { + if (!ath_is_world_regd(&ar->ath_common.reg_world_copy) && + !ath_is_world_regd(&ar->ath_common.regulatory)) { ret = regulatory_hint(ar->hw->wiphy, ar->ath_common.regulatory.alpha2); if (ret) -- cgit v1.2.3 From e5646fe3b7ef739c392e59da7db6adf5e1fdef42 Mon Sep 17 00:00:00 2001 From: Christian 'Ansuel' Marangi Date: Sat, 28 May 2022 16:25:16 +0200 Subject: ath11k: fix missing skb drop on htc_tx_completion error On htc_tx_completion error the skb is not dropped. This is wrong since the completion_handler logic expect the skb to be consumed anyway even when an error is triggered. Not freeing the skb on error is a memory leak since the skb won't be freed anywere else. Correctly free the packet on eid >= ATH11K_HTC_EP_COUNT before returning. Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01208-QCAHKSWPL_SILICONZ-1 Fixes: f951380a6022 ("ath11k: Disabling credit flow for WMI path") Signed-off-by: Christian 'Ansuel' Marangi Reviewed-by: Jeff Johnson Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220528142516.20819-2-ansuelsmth@gmail.com --- drivers/net/wireless/ath/ath11k/htc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/htc.c b/drivers/net/wireless/ath/ath11k/htc.c index 069c29a4fac7..ca3aedc0252d 100644 --- a/drivers/net/wireless/ath/ath11k/htc.c +++ b/drivers/net/wireless/ath/ath11k/htc.c @@ -258,8 +258,10 @@ void ath11k_htc_tx_completion_handler(struct ath11k_base *ab, u8 eid; eid = ATH11K_SKB_CB(skb)->eid; - if (eid >= ATH11K_HTC_EP_COUNT) + if (eid >= ATH11K_HTC_EP_COUNT) { + dev_kfree_skb_any(skb); return; + } ep = &htc->endpoint[eid]; spin_lock_bh(&htc->tx_lock); -- cgit v1.2.3 From 9331f7d3c54a263bede5055e106e40b28d0bd937 Mon Sep 17 00:00:00 2001 From: Manikanta Pubbisetty Date: Thu, 2 Jun 2022 17:26:21 +0530 Subject: ath11k: Fix incorrect debug_mask mappings Currently a couple of debug_mask entries are mapped to the same value, this could enable unintended driver logging. If enabling DP_TX logs was the intention, then this could also enable PCI logs flooding the dmesg buffer or vice versa. Fix this by correctly assigning the debug masks. Found during code review. Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 Fixes: aa2092a9bab3f ("ath11k: add raw mode and software crypto support") Signed-off-by: Manikanta Pubbisetty Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220602115621.15339-1-quic_mpubbise@quicinc.com --- drivers/net/wireless/ath/ath11k/debug.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/debug.h b/drivers/net/wireless/ath/ath11k/debug.h index fbbd5fe02aa8..91545640c47b 100644 --- a/drivers/net/wireless/ath/ath11k/debug.h +++ b/drivers/net/wireless/ath/ath11k/debug.h @@ -23,8 +23,8 @@ enum ath11k_debug_mask { ATH11K_DBG_TESTMODE = 0x00000400, ATH11k_DBG_HAL = 0x00000800, ATH11K_DBG_PCI = 0x00001000, - ATH11K_DBG_DP_TX = 0x00001000, - ATH11K_DBG_DP_RX = 0x00002000, + ATH11K_DBG_DP_TX = 0x00002000, + ATH11K_DBG_DP_RX = 0x00004000, ATH11K_DBG_ANY = 0xffffffff, }; -- cgit v1.2.3 From 0ab52b2bd7be8fd49c8ade7703c1faa15359c6c5 Mon Sep 17 00:00:00 2001 From: Manikanta Pubbisetty Date: Thu, 2 Jun 2022 17:59:29 +0530 Subject: ath11k: Avoid REO CMD failed prints during firmware recovery Currently when firmware recovery is in progress, we do not queue REO commands to the firmware, instead -ESHUTDOWN will be returned to the caller leading to a failure print on the console. The REO command in the problem scenario is sent for all tids of a peer in which case we will have 16 failure prints on the console for a single peer. For an AP usecase, this count would be even higher in a worst case scenario. Since these commands are bound to fail during firmware recovery, it is better to avoid printing these failures and thereby avoid message flooding on the console. Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 Fixes: 8ee8d38ca472 ("ath11k: Fix crash during firmware recovery on reo cmd ring access") Signed-off-by: Manikanta Pubbisetty Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220602122929.18896-1-quic_mpubbise@quicinc.com --- drivers/net/wireless/ath/ath11k/dp_rx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index e16beb96c37c..2148acf37071 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -835,8 +835,9 @@ void ath11k_peer_rx_tid_delete(struct ath11k *ar, HAL_REO_CMD_UPDATE_RX_QUEUE, &cmd, ath11k_dp_rx_tid_del_func); if (ret) { - ath11k_err(ar->ab, "failed to send HAL_REO_CMD_UPDATE_RX_QUEUE cmd, tid %d (%d)\n", - tid, ret); + if (ret != -ESHUTDOWN) + ath11k_err(ar->ab, "failed to send HAL_REO_CMD_UPDATE_RX_QUEUE cmd, tid %d (%d)\n", + tid, ret); dma_unmap_single(ar->ab->dev, rx_tid->paddr, rx_tid->size, DMA_BIDIRECTIONAL); kfree(rx_tid->vaddr); -- cgit v1.2.3 From 4c1fc4f60a534728a34ed224281d17a33f2bf2bd Mon Sep 17 00:00:00 2001 From: Manikanta Pubbisetty Date: Thu, 2 Jun 2022 18:11:42 +0530 Subject: ath11k: Fix LDPC config in set_bitrate_mask hook Currently ar->ht_cap_info is not set anywhere in the code, this could result in LDPC config computed wrongly in the set_bitrate_mask() hook and eventually sending wrong config to the target. Fix this by checking the LDPC support from the band HT capabilities of the radio instead. Furthermore, it looks like firmwares running on the ath11k hardware do not set WMI_HT_CAP_LDPC for advertising the TX LDPC capability, WMI_HT_CAP_TX_LDPC is set instead and this should be checked for getting hardware's TX LDPC support. This is true for QCA6390, WCN6855 & WCN6750 hardware. Also, remove unused variables ht_cap_info & vht_cap_info from struct ath11k{}. Found this during code review. Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 Signed-off-by: Manikanta Pubbisetty Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220602124142.29909-1-quic_mpubbise@quicinc.com --- drivers/net/wireless/ath/ath11k/core.h | 2 -- drivers/net/wireless/ath/ath11k/mac.c | 4 +++- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index ea31016437b0..2bd5eb9df4d4 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -582,8 +582,6 @@ struct ath11k { struct ath11k_pdev_wmi *wmi; struct ath11k_pdev_dp dp; u8 mac_addr[ETH_ALEN]; - u32 ht_cap_info; - u32 vht_cap_info; struct ath11k_he ar_he; enum ath11k_state state; bool supports_6ghz; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index f11956163822..6b3d7a014847 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -7800,6 +7800,7 @@ ath11k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, { struct ath11k_vif *arvif = (void *)vif->drv_priv; struct cfg80211_chan_def def; + struct ath11k_pdev_cap *cap; struct ath11k *ar = arvif->ar; enum nl80211_band band; const u8 *ht_mcs_mask; @@ -7820,10 +7821,11 @@ ath11k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, return -EPERM; band = def.chan->band; + cap = &ar->pdev->cap; ht_mcs_mask = mask->control[band].ht_mcs; vht_mcs_mask = mask->control[band].vht_mcs; he_mcs_mask = mask->control[band].he_mcs; - ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC); + ldpc = !!(cap->band[band].ht_cap_info & WMI_HT_CAP_TX_LDPC); sgi = mask->control[band].gi; if (sgi == NL80211_TXRATE_FORCE_LGI) -- cgit v1.2.3 From 3926e0c12238a8053ed5a598b5b84c6cf2adacab Mon Sep 17 00:00:00 2001 From: Manikanta Pubbisetty Date: Thu, 2 Jun 2022 18:43:50 +0530 Subject: ath11k: Fix warnings reported by checkpatch Fix warnings reported by checkpatch tool. Below are the errors fixed, drivers/net/wireless/ath/ath11k/hal_rx.c:760: 'recevied' may be misspelled - perhaps 'received? drivers/net/wireless/ath/ath11k/qmi.c:2232: Prefer strscpy over strlcpy drivers/net/wireless/ath/ath11k/qmi.c:2238: Prefer strscpy over strlcpy drivers/net/wireless/ath/ath11k/qmi.c:2662: Prefer strscpy over strlcpy drivers/net/wireless/ath/ath11k/mac.c:7836: 'atleast' may be misspelled - perhaps 'at least'? drivers/net/wireless/ath/ath11k/wmi.c:6566: 'succeded' may be misspelled - perhaps 'succeeded'? Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1 Signed-off-by: Manikanta Pubbisetty Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220602131350.29486-1-quic_mpubbise@quicinc.com --- drivers/net/wireless/ath/ath11k/hal_rx.c | 2 +- drivers/net/wireless/ath/ath11k/mac.c | 2 +- drivers/net/wireless/ath/ath11k/qmi.c | 6 +++--- drivers/net/wireless/ath/ath11k/wmi.c | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath11k/hal_rx.c b/drivers/net/wireless/ath/ath11k/hal_rx.c index 4bb1fbaed0c9..7f39c6fb7408 100644 --- a/drivers/net/wireless/ath/ath11k/hal_rx.c +++ b/drivers/net/wireless/ath/ath11k/hal_rx.c @@ -757,7 +757,7 @@ void ath11k_hal_reo_qdesc_setup(void *vaddr, int tid, u32 ba_window_size, /* TODO: HW queue descriptors are currently allocated for max BA * window size for all QOS TIDs so that same descriptor can be used - * later when ADDBA request is recevied. This should be changed to + * later when ADDBA request is received. This should be changed to * allocate HW queue descriptors based on BA window size being * negotiated (0 for non BA cases), and reallocate when BA window * size changes and also send WMI message to FW to change the REO diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 6b3d7a014847..42d2e8cf8125 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -7835,7 +7835,7 @@ ath11k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, he_ltf = mask->control[band].he_ltf; /* mac80211 doesn't support sending a fixed HT/VHT MCS alone, rather it - * requires passing atleast one of used basic rates along with them. + * requires passing at least one of used basic rates along with them. * Fixed rate setting across different preambles(legacy, HT, VHT) is * not supported by the FW. Hence use of FIXED_RATE vdev param is not * suitable for setting single HT/VHT rates. diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c index 61ead37a944a..00136601cb7d 100644 --- a/drivers/net/wireless/ath/ath11k/qmi.c +++ b/drivers/net/wireless/ath/ath11k/qmi.c @@ -2229,13 +2229,13 @@ static int ath11k_qmi_request_target_cap(struct ath11k_base *ab) if (resp.fw_version_info_valid) { ab->qmi.target.fw_version = resp.fw_version_info.fw_version; - strlcpy(ab->qmi.target.fw_build_timestamp, + strscpy(ab->qmi.target.fw_build_timestamp, resp.fw_version_info.fw_build_timestamp, sizeof(ab->qmi.target.fw_build_timestamp)); } if (resp.fw_build_id_valid) - strlcpy(ab->qmi.target.fw_build_id, resp.fw_build_id, + strscpy(ab->qmi.target.fw_build_id, resp.fw_build_id, sizeof(ab->qmi.target.fw_build_id)); if (resp.eeprom_read_timeout_valid) { @@ -2659,7 +2659,7 @@ static int ath11k_qmi_wlanfw_wlan_cfg_send(struct ath11k_base *ab) memset(&resp, 0, sizeof(resp)); req->host_version_valid = 1; - strlcpy(req->host_version, ATH11K_HOST_VERSION_STRING, + strscpy(req->host_version, ATH11K_HOST_VERSION_STRING, sizeof(req->host_version)); req->tgt_cfg_valid = 1; diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index 84d1c7054013..f69918b9452a 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -6563,7 +6563,7 @@ static int ath11k_reg_chan_list_event(struct ath11k_base *ab, struct sk_buff *sk fallback: /* Fallback to older reg (by sending previous country setting - * again if fw has succeded and we failed to process here. + * again if fw has succeeded and we failed to process here. * The Regdomain should be uniform across driver and fw. Since the * FW has processed the command and sent a success status, we expect * this function to succeed as well. If it doesn't, CTRY needs to be -- cgit v1.2.3 From cc2609eda6981d65b3b1c81e2807910d718b2b98 Mon Sep 17 00:00:00 2001 From: Kalle Valo Date: Mon, 6 Jun 2022 17:29:57 +0300 Subject: ath10k: fix recently introduced checkpatch warning I updated my checkpatch and saw new warnings: drivers/net/wireless/ath/ath10k/qmi.c:593: Prefer strscpy over strlcpy - see: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/ drivers/net/wireless/ath/ath10k/qmi.c:598: Prefer strscpy over strlcpy - see: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/ drivers/net/wireless/ath/ath10k/htt_rx.c:3565: Integer promotion: Using 'h' in '%04hx' is unnecessary Compile tested only. Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220606142957.23721-1-kvalo@kernel.org --- drivers/net/wireless/ath/ath10k/htt_rx.c | 2 +- drivers/net/wireless/ath/ath10k/qmi.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index e8727c0b0171..b8461501221a 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -3563,7 +3563,7 @@ static void ath10k_htt_rx_tx_mode_switch_ind(struct ath10k *ar, threshold = MS(info1, HTT_TX_MODE_SWITCH_IND_INFO1_THRESHOLD); ath10k_dbg(ar, ATH10K_DBG_HTT, - "htt rx tx mode switch ind info0 0x%04hx info1 0x%04x enable %d num records %zd mode %d threshold %u\n", + "htt rx tx mode switch ind info0 0x%04x info1 0x%04x enable %d num records %zd mode %d threshold %u\n", info0, info1, enable, num_records, mode, threshold); len += sizeof(resp->tx_mode_switch_ind.records[0]) * num_records; diff --git a/drivers/net/wireless/ath/ath10k/qmi.c b/drivers/net/wireless/ath/ath10k/qmi.c index 80fcb917fe4e..d7e406916bc8 100644 --- a/drivers/net/wireless/ath/ath10k/qmi.c +++ b/drivers/net/wireless/ath/ath10k/qmi.c @@ -590,12 +590,12 @@ static int ath10k_qmi_cap_send_sync_msg(struct ath10k_qmi *qmi) if (resp->fw_version_info_valid) { qmi->fw_version = resp->fw_version_info.fw_version; - strlcpy(qmi->fw_build_timestamp, resp->fw_version_info.fw_build_timestamp, + strscpy(qmi->fw_build_timestamp, resp->fw_version_info.fw_build_timestamp, sizeof(qmi->fw_build_timestamp)); } if (resp->fw_build_id_valid) - strlcpy(qmi->fw_build_id, resp->fw_build_id, + strscpy(qmi->fw_build_id, resp->fw_build_id, MAX_BUILD_ID_LEN + 1); if (!test_bit(ATH10K_SNOC_FLAG_REGISTERED, &ar_snoc->flags)) { -- cgit v1.2.3 From 0ac4827f78c7ffe8eef074bc010e7e34bc22f533 Mon Sep 17 00:00:00 2001 From: Pavel Skripkin Date: Mon, 13 Jun 2022 21:43:59 +0300 Subject: ath9k: fix use-after-free in ath9k_hif_usb_rx_cb MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Syzbot reported use-after-free Read in ath9k_hif_usb_rx_cb() [0]. The problem was in incorrect htc_handle->drv_priv initialization. Probable call trace which can trigger use-after-free: ath9k_htc_probe_device() /* htc_handle->drv_priv = priv; */ ath9k_htc_wait_for_target() <--- Failed ieee80211_free_hw() <--- priv pointer is freed ... ath9k_hif_usb_rx_cb() ath9k_hif_usb_rx_stream() RX_STAT_INC() <--- htc_handle->drv_priv access In order to not add fancy protection for drv_priv we can move htc_handle->drv_priv initialization at the end of the ath9k_htc_probe_device() and add helper macro to make all *_STAT_* macros NULL safe, since syzbot has reported related NULL deref in that macros [1] Link: https://syzkaller.appspot.com/bug?id=6ead44e37afb6866ac0c7dd121b4ce07cb665f60 [0] Link: https://syzkaller.appspot.com/bug?id=b8101ffcec107c0567a0cd8acbbacec91e9ee8de [1] Fixes: fb9987d0f748 ("ath9k_htc: Support for AR9271 chipset.") Reported-and-tested-by: syzbot+03110230a11411024147@syzkaller.appspotmail.com Reported-and-tested-by: syzbot+c6dde1f690b60e0b9fbe@syzkaller.appspotmail.com Signed-off-by: Pavel Skripkin Acked-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/d57bbedc857950659bfacac0ab48790c1eda00c8.1655145743.git.paskripkin@gmail.com --- drivers/net/wireless/ath/ath9k/htc.h | 10 +++++----- drivers/net/wireless/ath/ath9k/htc_drv_init.c | 3 ++- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 6b45e63fae4b..e3d546ef71dd 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -327,11 +327,11 @@ static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb) } #ifdef CONFIG_ATH9K_HTC_DEBUGFS - -#define TX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c++) -#define TX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a) -#define RX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++) -#define RX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a) +#define __STAT_SAFE(expr) (hif_dev->htc_handle->drv_priv ? (expr) : 0) +#define TX_STAT_INC(c) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.tx_stats.c++) +#define TX_STAT_ADD(c, a) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a) +#define RX_STAT_INC(c) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++) +#define RX_STAT_ADD(c, a) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a) #define CAB_STAT_INC priv->debug.tx_stats.cab_queued++ #define TX_QSTAT_INC(q) (priv->debug.tx_stats.queue_stats[q]++) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index ff61ae34ecdf..07ac88fb1c57 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -944,7 +944,6 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev, priv->hw = hw; priv->htc = htc_handle; priv->dev = dev; - htc_handle->drv_priv = priv; SET_IEEE80211_DEV(hw, priv->dev); ret = ath9k_htc_wait_for_target(priv); @@ -965,6 +964,8 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev, if (ret) goto err_init; + htc_handle->drv_priv = priv; + return 0; err_init: -- cgit v1.2.3 From d7fc76039b74ad37b7056d5607b05d7cb31a5404 Mon Sep 17 00:00:00 2001 From: Pavel Skripkin Date: Mon, 13 Jun 2022 21:44:07 +0300 Subject: ath9k: htc: clean up statistics macros MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit I've changed *STAT_* macros a bit in previous patch and I seems like they become really unreadable. Align these macros definitions to make code cleaner and fix folllowing checkpatch warning ERROR: Macros with complex values should be enclosed in parentheses Also, statistics macros now accept an hif_dev as argument, since macros that depend on having a local variable with a magic name don't abide by the coding style. No functional change Suggested-by: Jeff Johnson Signed-off-by: Pavel Skripkin Acked-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/ebb2306d06a496cd1b032155ae52fdc5fa8cc2c5.1655145743.git.paskripkin@gmail.com --- drivers/net/wireless/ath/ath9k/hif_usb.c | 26 +++++++++++----------- drivers/net/wireless/ath/ath9k/htc.h | 32 +++++++++++++++------------ drivers/net/wireless/ath/ath9k/htc_drv_txrx.c | 10 ++++----- 3 files changed, 36 insertions(+), 32 deletions(-) diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 518deb5098a2..4d9002a9d082 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -244,11 +244,11 @@ static inline void ath9k_skb_queue_complete(struct hif_device_usb *hif_dev, ath9k_htc_txcompletion_cb(hif_dev->htc_handle, skb, txok); if (txok) { - TX_STAT_INC(skb_success); - TX_STAT_ADD(skb_success_bytes, ln); + TX_STAT_INC(hif_dev, skb_success); + TX_STAT_ADD(hif_dev, skb_success_bytes, ln); } else - TX_STAT_INC(skb_failed); + TX_STAT_INC(hif_dev, skb_failed); } } @@ -302,7 +302,7 @@ static void hif_usb_tx_cb(struct urb *urb) hif_dev->tx.tx_buf_cnt++; if (!(hif_dev->tx.flags & HIF_USB_TX_STOP)) __hif_usb_tx(hif_dev); /* Check for pending SKBs */ - TX_STAT_INC(buf_completed); + TX_STAT_INC(hif_dev, buf_completed); spin_unlock(&hif_dev->tx.tx_lock); } @@ -353,7 +353,7 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev) tx_buf->len += tx_buf->offset; __skb_queue_tail(&tx_buf->skb_queue, nskb); - TX_STAT_INC(skb_queued); + TX_STAT_INC(hif_dev, skb_queued); } usb_fill_bulk_urb(tx_buf->urb, hif_dev->udev, @@ -369,7 +369,7 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev) list_move_tail(&tx_buf->list, &hif_dev->tx.tx_buf); hif_dev->tx.tx_buf_cnt++; } else { - TX_STAT_INC(buf_queued); + TX_STAT_INC(hif_dev, buf_queued); } return ret; @@ -514,7 +514,7 @@ static void hif_usb_sta_drain(void *hif_handle, u8 idx) ath9k_htc_txcompletion_cb(hif_dev->htc_handle, skb, false); hif_dev->tx.tx_skb_cnt--; - TX_STAT_INC(skb_failed); + TX_STAT_INC(hif_dev, skb_failed); } } @@ -585,14 +585,14 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, pkt_tag = get_unaligned_le16(ptr + index + 2); if (pkt_tag != ATH_USB_RX_STREAM_MODE_TAG) { - RX_STAT_INC(skb_dropped); + RX_STAT_INC(hif_dev, skb_dropped); return; } if (pkt_len > 2 * MAX_RX_BUF_SIZE) { dev_err(&hif_dev->udev->dev, "ath9k_htc: invalid pkt_len (%x)\n", pkt_len); - RX_STAT_INC(skb_dropped); + RX_STAT_INC(hif_dev, skb_dropped); return; } @@ -618,7 +618,7 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, goto err; } skb_reserve(nskb, 32); - RX_STAT_INC(skb_allocated); + RX_STAT_INC(hif_dev, skb_allocated); memcpy(nskb->data, &(skb->data[chk_idx+4]), hif_dev->rx_transfer_len); @@ -639,7 +639,7 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, goto err; } skb_reserve(nskb, 32); - RX_STAT_INC(skb_allocated); + RX_STAT_INC(hif_dev, skb_allocated); memcpy(nskb->data, &(skb->data[chk_idx+4]), pkt_len); skb_put(nskb, pkt_len); @@ -649,10 +649,10 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, err: for (i = 0; i < pool_index; i++) { - RX_STAT_ADD(skb_completed_bytes, skb_pool[i]->len); + RX_STAT_ADD(hif_dev, skb_completed_bytes, skb_pool[i]->len); ath9k_htc_rx_msg(hif_dev->htc_handle, skb_pool[i], skb_pool[i]->len, USB_WLAN_RX_PIPE); - RX_STAT_INC(skb_completed); + RX_STAT_INC(hif_dev, skb_completed); } } diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index e3d546ef71dd..30f0765fb9fd 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -327,14 +327,18 @@ static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb) } #ifdef CONFIG_ATH9K_HTC_DEBUGFS -#define __STAT_SAFE(expr) (hif_dev->htc_handle->drv_priv ? (expr) : 0) -#define TX_STAT_INC(c) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.tx_stats.c++) -#define TX_STAT_ADD(c, a) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a) -#define RX_STAT_INC(c) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++) -#define RX_STAT_ADD(c, a) __STAT_SAFE(hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a) -#define CAB_STAT_INC priv->debug.tx_stats.cab_queued++ - -#define TX_QSTAT_INC(q) (priv->debug.tx_stats.queue_stats[q]++) +#define __STAT_SAFE(hif_dev, expr) ((hif_dev)->htc_handle->drv_priv ? (expr) : 0) +#define CAB_STAT_INC(priv) ((priv)->debug.tx_stats.cab_queued++) +#define TX_QSTAT_INC(priv, q) ((priv)->debug.tx_stats.queue_stats[q]++) + +#define TX_STAT_INC(hif_dev, c) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c++) +#define TX_STAT_ADD(hif_dev, c, a) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c += a) +#define RX_STAT_INC(hif_dev, c) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c++) +#define RX_STAT_ADD(hif_dev, c, a) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c += a) void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, struct ath_rx_status *rs); @@ -374,13 +378,13 @@ void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, struct ethtool_stats *stats, u64 *data); #else -#define TX_STAT_INC(c) do { } while (0) -#define TX_STAT_ADD(c, a) do { } while (0) -#define RX_STAT_INC(c) do { } while (0) -#define RX_STAT_ADD(c, a) do { } while (0) -#define CAB_STAT_INC do { } while (0) +#define TX_STAT_INC(hif_dev, c) +#define TX_STAT_ADD(hif_dev, c, a) +#define RX_STAT_INC(hif_dev, c) +#define RX_STAT_ADD(hif_dev, c, a) -#define TX_QSTAT_INC(c) do { } while (0) +#define CAB_STAT_INC(priv) +#define TX_QSTAT_INC(priv, c) static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, struct ath_rx_status *rs) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index a23eaca0326d..672789e3c55d 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -106,20 +106,20 @@ static inline enum htc_endpoint_id get_htc_epid(struct ath9k_htc_priv *priv, switch (qnum) { case 0: - TX_QSTAT_INC(IEEE80211_AC_VO); + TX_QSTAT_INC(priv, IEEE80211_AC_VO); epid = priv->data_vo_ep; break; case 1: - TX_QSTAT_INC(IEEE80211_AC_VI); + TX_QSTAT_INC(priv, IEEE80211_AC_VI); epid = priv->data_vi_ep; break; case 2: - TX_QSTAT_INC(IEEE80211_AC_BE); + TX_QSTAT_INC(priv, IEEE80211_AC_BE); epid = priv->data_be_ep; break; case 3: default: - TX_QSTAT_INC(IEEE80211_AC_BK); + TX_QSTAT_INC(priv, IEEE80211_AC_BK); epid = priv->data_bk_ep; break; } @@ -328,7 +328,7 @@ static void ath9k_htc_tx_data(struct ath9k_htc_priv *priv, memcpy(tx_fhdr, (u8 *) &tx_hdr, sizeof(tx_hdr)); if (is_cab) { - CAB_STAT_INC; + CAB_STAT_INC(priv); tx_ctl->epid = priv->cab_ep; return; } -- cgit v1.2.3 From 62ebaf2f9261cd2367ae928a39343fcdbfe9f877 Mon Sep 17 00:00:00 2001 From: Tetsuo Handa Date: Mon, 13 Jun 2022 22:21:48 +0900 Subject: ath6kl: avoid flush_scheduled_work() usage As per commit c4f135d643823a86 ("workqueue: Wrap flush_workqueue() using a macro") says, use per "struct ath6kl_usb" workqueue. This is a blind conversion, and is only compile tested. Signed-off-by: Tetsuo Handa Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/f78ddbdc-8989-a1a7-2234-ce9ec3894625@I-love.SAKURA.ne.jp --- drivers/net/wireless/ath/ath6kl/usb.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c index 65e683effdcb..5220809841a6 100644 --- a/drivers/net/wireless/ath/ath6kl/usb.c +++ b/drivers/net/wireless/ath/ath6kl/usb.c @@ -71,6 +71,7 @@ struct ath6kl_usb { u8 *diag_cmd_buffer; u8 *diag_resp_buffer; struct ath6kl *ar; + struct workqueue_struct *wq; }; /* usb urb object */ @@ -478,7 +479,7 @@ static void ath6kl_usb_flush_all(struct ath6kl_usb *ar_usb) * Flushing any pending I/O may schedule work this call will block * until all scheduled work runs to completion. */ - flush_scheduled_work(); + flush_workqueue(ar_usb->wq); } static void ath6kl_usb_start_recv_pipes(struct ath6kl_usb *ar_usb) @@ -544,7 +545,7 @@ static void ath6kl_usb_recv_complete(struct urb *urb) /* note: queue implements a lock */ skb_queue_tail(&pipe->io_comp_queue, skb); - schedule_work(&pipe->io_complete_work); + queue_work(pipe->ar_usb->wq, &pipe->io_complete_work); cleanup_recv_urb: ath6kl_usb_cleanup_recv_urb(urb_context); @@ -579,7 +580,7 @@ static void ath6kl_usb_usb_transmit_complete(struct urb *urb) /* note: queue implements a lock */ skb_queue_tail(&pipe->io_comp_queue, skb); - schedule_work(&pipe->io_complete_work); + queue_work(pipe->ar_usb->wq, &pipe->io_complete_work); } static void ath6kl_usb_io_comp_work(struct work_struct *work) @@ -619,6 +620,7 @@ static void ath6kl_usb_destroy(struct ath6kl_usb *ar_usb) kfree(ar_usb->diag_cmd_buffer); kfree(ar_usb->diag_resp_buffer); + destroy_workqueue(ar_usb->wq); kfree(ar_usb); } @@ -631,9 +633,15 @@ static struct ath6kl_usb *ath6kl_usb_create(struct usb_interface *interface) int status = 0; int i; + /* ath6kl_usb_destroy() needs ar_usb != NULL && ar_usb->wq != NULL. */ ar_usb = kzalloc(sizeof(struct ath6kl_usb), GFP_KERNEL); if (ar_usb == NULL) - goto fail_ath6kl_usb_create; + return NULL; + ar_usb->wq = alloc_workqueue("ath6kl_wq", 0, 0); + if (!ar_usb->wq) { + kfree(ar_usb); + return NULL; + } usb_set_intfdata(interface, ar_usb); spin_lock_init(&(ar_usb->cs_lock)); -- cgit v1.2.3 From d7af63abde74b43e7739bad2c68055667b7f53a0 Mon Sep 17 00:00:00 2001 From: Xiang wangx Date: Tue, 14 Jun 2022 01:28:18 +0800 Subject: wcn36xx: Fix typo in comment Delete the redundant word 'the'. Signed-off-by: Xiang wangx Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220613172818.7491-1-wangxiang@cdjrlc.com --- drivers/net/wireless/ath/wcn36xx/hal.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/ath/wcn36xx/hal.h b/drivers/net/wireless/ath/wcn36xx/hal.h index 46a49f0a51b3..874746b5993c 100644 --- a/drivers/net/wireless/ath/wcn36xx/hal.h +++ b/drivers/net/wireless/ath/wcn36xx/hal.h @@ -1961,7 +1961,7 @@ struct wcn36xx_hal_config_bss_params { /* HAL should update the existing BSS entry, if this flag is set. * UMAC will set this flag in case of reassoc, where we want to - * resue the the old BSSID and still return success 0 = Add, 1 = + * resue the old BSSID and still return success 0 = Add, 1 = * Update */ u8 action; @@ -2098,7 +2098,7 @@ struct wcn36xx_hal_config_bss_params_v1 { /* HAL should update the existing BSS entry, if this flag is set. * UMAC will set this flag in case of reassoc, where we want to - * resue the the old BSSID and still return success 0 = Add, 1 = + * resue the old BSSID and still return success 0 = Add, 1 = * Update */ u8 action; -- cgit v1.2.3 From 92ea8df110b8ca92f9664ec7bd76dea109115348 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 19 May 2022 17:57:53 +0200 Subject: wifi: mac80211: reject WEP or pairwise keys with key ID > 3 We don't really care too much right now since our data structures are set up to not have a problem with this, but clearly it's wrong to accept WEP and pairwise keys with key ID > 3. However, with MLD we need to split into per-link (GTK, IGTK, BIGTK) and per interface/MLD (including WEP) keys so make sure this is not a problem. Signed-off-by: Johannes Berg --- net/mac80211/key.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/net/mac80211/key.c b/net/mac80211/key.c index c3476de4b14d..fba5de5ba37b 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -433,13 +433,25 @@ static int ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, int idx; int ret = 0; bool defunikey, defmultikey, defmgmtkey, defbeaconkey; + bool is_wep; /* caller must provide at least one old/new */ if (WARN_ON(!new && !old)) return 0; - if (new) + if (new) { + idx = new->conf.keyidx; list_add_tail_rcu(&new->list, &sdata->key_list); + is_wep = new->conf.cipher == WLAN_CIPHER_SUITE_WEP40 || + new->conf.cipher == WLAN_CIPHER_SUITE_WEP104; + } else { + idx = old->conf.keyidx; + is_wep = old->conf.cipher == WLAN_CIPHER_SUITE_WEP40 || + old->conf.cipher == WLAN_CIPHER_SUITE_WEP104; + } + + if ((is_wep || pairwise) && idx >= NUM_DEFAULT_KEYS) + return -EINVAL; WARN_ON(new && old && new->conf.keyidx != old->conf.keyidx); @@ -451,8 +463,6 @@ static int ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, } if (old) { - idx = old->conf.keyidx; - if (old->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) { ieee80211_key_disable_hw_accel(old); @@ -460,8 +470,6 @@ static int ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, ret = ieee80211_key_enable_hw_accel(new); } } else { - /* new must be provided in case old is not */ - idx = new->conf.keyidx; if (!new->local->wowlan) ret = ieee80211_key_enable_hw_accel(new); } -- cgit v1.2.3 From 7b0a0e3c3a88260b6fcb017e49f198463aa62ed1 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 14 Apr 2022 16:50:57 +0200 Subject: wifi: cfg80211: do some rework towards MLO link APIs In order to support multi-link operation with multiple links, start adding some APIs. The notable addition here is to have the link ID in a new nl80211 attribute, that will be used to differentiate the links in many nl80211 operations. So far, this patch adds the netlink NL80211_ATTR_MLO_LINK_ID attribute (as well as the NL80211_ATTR_MLO_LINKS attribute) and plugs it through the system in some places, checking the validity etc. along with other infrastructure needed for it. For now, I've decided to include only the over-the-air link ID in the API. I know we discussed that we eventually need to have to have other ways of identifying a link, but for local AP mode and auth/assoc commands as well as set_key etc. we'll use the OTA ID. Also included in this patch is some refactoring of the data structures in struct wireless_dev, splitting for the first time the data into type dependent pieces, to make reasoning about these things easier. Signed-off-by: Johannes Berg --- drivers/net/wireless/ath/ath6kl/cfg80211.c | 6 +- drivers/net/wireless/ath/wil6210/cfg80211.c | 9 +- .../broadcom/brcm80211/brcmfmac/cfg80211.c | 4 +- drivers/net/wireless/marvell/libertas/mesh.c | 10 +- drivers/net/wireless/marvell/mwifiex/11h.c | 2 +- drivers/net/wireless/marvell/mwifiex/cfg80211.c | 18 +- drivers/net/wireless/microchip/wilc1000/cfg80211.c | 3 +- drivers/net/wireless/quantenna/qtnfmac/cfg80211.c | 14 +- drivers/net/wireless/quantenna/qtnfmac/commands.c | 2 +- drivers/net/wireless/quantenna/qtnfmac/event.c | 15 +- drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 4 +- include/linux/ieee80211.h | 3 + include/net/cfg80211.h | 99 +++- include/uapi/linux/nl80211.h | 28 + net/mac80211/cfg.c | 8 +- net/mac80211/mlme.c | 2 +- net/wireless/ap.c | 46 +- net/wireless/chan.c | 196 +++++-- net/wireless/core.c | 28 +- net/wireless/core.h | 13 +- net/wireless/ibss.c | 57 +- net/wireless/mesh.c | 31 +- net/wireless/mlme.c | 74 +-- net/wireless/nl80211.c | 623 +++++++++++++++------ net/wireless/ocb.c | 5 +- net/wireless/rdev-ops.h | 32 +- net/wireless/reg.c | 139 +++-- net/wireless/scan.c | 8 +- net/wireless/sme.c | 102 ++-- net/wireless/trace.h | 86 ++- net/wireless/util.c | 44 +- net/wireless/wext-compat.c | 48 +- net/wireless/wext-sme.c | 29 +- 33 files changed, 1255 insertions(+), 533 deletions(-) diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index bd1183830e91..33ed54738d47 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -1119,7 +1119,7 @@ void ath6kl_cfg80211_ch_switch_notify(struct ath6kl_vif *vif, int freq, NL80211_CHAN_HT20 : NL80211_CHAN_NO_HT); mutex_lock(&vif->wdev.mtx); - cfg80211_ch_switch_notify(vif->ndev, &chandef); + cfg80211_ch_switch_notify(vif->ndev, &chandef, 0); mutex_unlock(&vif->wdev.mtx); } @@ -2967,7 +2967,8 @@ static int ath6kl_change_beacon(struct wiphy *wiphy, struct net_device *dev, return ath6kl_set_ies(vif, beacon); } -static int ath6kl_stop_ap(struct wiphy *wiphy, struct net_device *dev) +static int ath6kl_stop_ap(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id) { struct ath6kl *ar = ath6kl_priv(dev); struct ath6kl_vif *vif = netdev_priv(dev); @@ -3368,6 +3369,7 @@ static int ath6kl_cfg80211_sscan_stop(struct wiphy *wiphy, static int ath6kl_cfg80211_set_bitrate(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id, const u8 *addr, const struct cfg80211_bitrate_mask *mask) { diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 8f2638f5b87b..f93bdffa4d1d 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -2098,8 +2098,8 @@ static int wil_cfg80211_change_beacon(struct wiphy *wiphy, bcon->tail_len)) privacy = 1; - memcpy(vif->ssid, wdev->ssid, wdev->ssid_len); - vif->ssid_len = wdev->ssid_len; + memcpy(vif->ssid, wdev->u.ap.ssid, wdev->u.ap.ssid_len); + vif->ssid_len = wdev->u.ap.ssid_len; /* in case privacy has changed, need to restart the AP */ if (vif->privacy != privacy) { @@ -2108,7 +2108,7 @@ static int wil_cfg80211_change_beacon(struct wiphy *wiphy, rc = _wil_cfg80211_start_ap(wiphy, ndev, vif->ssid, vif->ssid_len, privacy, - wdev->beacon_interval, + wdev->links[0].ap.beacon_interval, vif->channel, vif->wmi_edmg_channel, bcon, vif->hidden_ssid, @@ -2186,7 +2186,8 @@ static int wil_cfg80211_start_ap(struct wiphy *wiphy, } static int wil_cfg80211_stop_ap(struct wiphy *wiphy, - struct net_device *ndev) + struct net_device *ndev, + unsigned int link_id) { struct wil6210_priv *wil = wiphy_to_wil(wiphy); struct wil6210_vif *vif = ndev_to_vif(ndev); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 605206abe424..11e1f07f83e0 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -4965,7 +4965,8 @@ exit: return err; } -static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) +static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev, + unsigned int link_id) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); struct brcmf_if *ifp = netdev_priv(ndev); @@ -5302,6 +5303,7 @@ exit: static int brcmf_cfg80211_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id, struct cfg80211_chan_def *chandef) { struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy); diff --git a/drivers/net/wireless/marvell/libertas/mesh.c b/drivers/net/wireless/marvell/libertas/mesh.c index a58c1e141f2c..90ffe8d1e0e8 100644 --- a/drivers/net/wireless/marvell/libertas/mesh.c +++ b/drivers/net/wireless/marvell/libertas/mesh.c @@ -109,9 +109,9 @@ static int lbs_mesh_config(struct lbs_private *priv, uint16_t action, if (priv->mesh_dev) { mesh_wdev = priv->mesh_dev->ieee80211_ptr; - ie->val.mesh_id_len = mesh_wdev->mesh_id_up_len; - memcpy(ie->val.mesh_id, mesh_wdev->ssid, - mesh_wdev->mesh_id_up_len); + ie->val.mesh_id_len = mesh_wdev->u.mesh.id_up_len; + memcpy(ie->val.mesh_id, mesh_wdev->u.mesh.id, + mesh_wdev->u.mesh.id_up_len); } ie->len = sizeof(struct mrvl_meshie_val) - @@ -986,8 +986,8 @@ static int lbs_add_mesh(struct lbs_private *priv) mesh_wdev->wiphy = priv->wdev->wiphy; if (priv->mesh_tlv) { - sprintf(mesh_wdev->ssid, "mesh"); - mesh_wdev->mesh_id_up_len = 4; + sprintf(mesh_wdev->u.mesh.id, "mesh"); + mesh_wdev->u.mesh.id_up_len = 4; } mesh_wdev->netdev = mesh_dev; diff --git a/drivers/net/wireless/marvell/mwifiex/11h.c b/drivers/net/wireless/marvell/mwifiex/11h.c index 3fa25cd64cda..4ca8d0135708 100644 --- a/drivers/net/wireless/marvell/mwifiex/11h.c +++ b/drivers/net/wireless/marvell/mwifiex/11h.c @@ -304,6 +304,6 @@ void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work) mwifiex_dbg(priv->adapter, MSG, "indicating channel switch completion to kernel\n"); mutex_lock(&priv->wdev.mtx); - cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef); + cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef, 0); mutex_unlock(&priv->wdev.mtx); } diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index 6f23ec34e2e2..d68c40e0e122 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -1753,10 +1753,12 @@ mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = { * Function configures data rates to firmware using bitrate mask * provided by cfg80211. */ -static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, - struct net_device *dev, - const u8 *peer, - const struct cfg80211_bitrate_mask *mask) +static int +mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, + struct net_device *dev, + unsigned int link_id, + const u8 *peer, + const struct cfg80211_bitrate_mask *mask) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; @@ -1998,7 +2000,8 @@ mwifiex_cfg80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant) /* cfg80211 operation handler for stop ap. * Function stops BSS running at uAP interface. */ -static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) +static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); @@ -2421,7 +2424,7 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, return -EINVAL; } - if (priv->wdev.current_bss) { + if (priv->wdev.connected) { mwifiex_dbg(adapter, ERROR, "%s: already connected\n", dev->name); return -EALREADY; @@ -2649,7 +2652,7 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, return -EBUSY; } - if (!priv->wdev.current_bss && priv->scan_block) + if (!priv->wdev.connected && priv->scan_block) priv->scan_block = false; if (!mwifiex_stop_bg_scan(priv)) @@ -4025,6 +4028,7 @@ mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, static int mwifiex_cfg80211_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id, struct cfg80211_chan_def *chandef) { struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); diff --git a/drivers/net/wireless/microchip/wilc1000/cfg80211.c b/drivers/net/wireless/microchip/wilc1000/cfg80211.c index 1ac4684fab25..5c2c7f1dbffd 100644 --- a/drivers/net/wireless/microchip/wilc1000/cfg80211.c +++ b/drivers/net/wireless/microchip/wilc1000/cfg80211.c @@ -1426,7 +1426,8 @@ static int change_beacon(struct wiphy *wiphy, struct net_device *dev, return wilc_add_beacon(vif, 0, 0, beacon); } -static int stop_ap(struct wiphy *wiphy, struct net_device *dev) +static int stop_ap(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id) { int ret; struct wilc_vif *vif = netdev_priv(dev); diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c index 84b15a655eab..1593e810b3ca 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c +++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c @@ -352,7 +352,8 @@ static int qtnf_start_ap(struct wiphy *wiphy, struct net_device *dev, return ret; } -static int qtnf_stop_ap(struct wiphy *wiphy, struct net_device *dev) +static int qtnf_stop_ap(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id) { struct qtnf_vif *vif = qtnf_netdev_get_priv(dev); int ret; @@ -500,7 +501,7 @@ qtnf_dump_station(struct wiphy *wiphy, struct net_device *dev, switch (vif->wdev.iftype) { case NL80211_IFTYPE_STATION: - if (idx != 0 || !vif->wdev.current_bss) + if (idx != 0 || !vif->wdev.connected) return -ENOENT; ether_addr_copy(mac, vif->bssid); @@ -729,7 +730,7 @@ qtnf_disconnect(struct wiphy *wiphy, struct net_device *dev, pr_err("VIF%u.%u: failed to disconnect\n", mac->macid, vif->vifid); - if (vif->wdev.current_bss) { + if (vif->wdev.connected) { netif_carrier_off(vif->netdev); cfg80211_disconnected(vif->netdev, reason_code, NULL, 0, true, GFP_KERNEL); @@ -745,10 +746,11 @@ qtnf_dump_survey(struct wiphy *wiphy, struct net_device *dev, struct qtnf_wmac *mac = wiphy_priv(wiphy); struct wireless_dev *wdev = dev->ieee80211_ptr; struct ieee80211_supported_band *sband; - const struct cfg80211_chan_def *chandef = &wdev->chandef; + const struct cfg80211_chan_def *chandef = wdev_chandef(wdev, 0); struct ieee80211_channel *chan; int ret; + sband = wiphy->bands[NL80211_BAND_2GHZ]; if (sband && idx >= sband->n_channels) { idx -= sband->n_channels; @@ -765,7 +767,7 @@ qtnf_dump_survey(struct wiphy *wiphy, struct net_device *dev, survey->channel = chan; survey->filled = 0x0; - if (chan == chandef->chan) + if (chandef && chan == chandef->chan) survey->filled = SURVEY_INFO_IN_USE; ret = qtnf_cmd_get_chan_stats(mac, chan->center_freq, survey); @@ -778,7 +780,7 @@ qtnf_dump_survey(struct wiphy *wiphy, struct net_device *dev, static int qtnf_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, - struct cfg80211_chan_def *chandef) + unsigned int link_id, struct cfg80211_chan_def *chandef) { struct net_device *ndev = wdev->netdev; struct qtnf_vif *vif; diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c index c68563c83098..3d734a7a5ba8 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/commands.c +++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c @@ -2005,7 +2005,7 @@ int qtnf_cmd_send_scan(struct qtnf_wmac *mac) dwell_active = scan_req->duration; dwell_passive = scan_req->duration; } else if (wdev->iftype == NL80211_IFTYPE_STATION && - wdev->current_bss) { + wdev->connected) { /* let device select dwell based on traffic conditions */ dwell_active = QTNF_SCAN_TIME_AUTO; dwell_passive = QTNF_SCAN_TIME_AUTO; diff --git a/drivers/net/wireless/quantenna/qtnfmac/event.c b/drivers/net/wireless/quantenna/qtnfmac/event.c index 8dc80574d08d..4fafe370101a 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/event.c +++ b/drivers/net/wireless/quantenna/qtnfmac/event.c @@ -189,7 +189,7 @@ qtnf_event_handle_bss_join(struct qtnf_vif *vif, vif->mac->macid, vif->vifid, join_info->bssid, chandef.chan->hw_value); - if (!vif->wdev.ssid_len) { + if (!vif->wdev.u.client.ssid_len) { pr_warn("VIF%u.%u: SSID unknown for BSS:%pM\n", vif->mac->macid, vif->vifid, join_info->bssid); @@ -197,7 +197,7 @@ qtnf_event_handle_bss_join(struct qtnf_vif *vif, goto done; } - ie = kzalloc(2 + vif->wdev.ssid_len, GFP_KERNEL); + ie = kzalloc(2 + vif->wdev.u.client.ssid_len, GFP_KERNEL); if (!ie) { pr_warn("VIF%u.%u: IE alloc failed for BSS:%pM\n", vif->mac->macid, vif->vifid, @@ -207,14 +207,15 @@ qtnf_event_handle_bss_join(struct qtnf_vif *vif, } ie[0] = WLAN_EID_SSID; - ie[1] = vif->wdev.ssid_len; - memcpy(ie + 2, vif->wdev.ssid, vif->wdev.ssid_len); + ie[1] = vif->wdev.u.client.ssid_len; + memcpy(ie + 2, vif->wdev.u.client.ssid, + vif->wdev.u.client.ssid_len); bss = cfg80211_inform_bss(wiphy, chandef.chan, CFG80211_BSS_FTYPE_UNKNOWN, join_info->bssid, 0, WLAN_CAPABILITY_ESS, 100, - ie, 2 + vif->wdev.ssid_len, + ie, 2 + vif->wdev.u.client.ssid_len, 0, GFP_KERNEL); if (!bss) { pr_warn("VIF%u.%u: can't connect to unknown BSS: %pM\n", @@ -470,14 +471,14 @@ qtnf_event_handle_freq_change(struct qtnf_wmac *mac, continue; if (vif->wdev.iftype == NL80211_IFTYPE_STATION && - !vif->wdev.current_bss) + !vif->wdev.connected) continue; if (!vif->netdev) continue; mutex_lock(&vif->wdev.mtx); - cfg80211_ch_switch_notify(vif->netdev, &chandef); + cfg80211_ch_switch_notify(vif->netdev, &chandef, 0); mutex_unlock(&vif->wdev.mtx); } diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c index 43b5604c0bca..349aa3c4b668 100644 --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c @@ -2086,6 +2086,7 @@ static u8 rtw_get_chan_type(struct adapter *adapter) } static int cfg80211_rtw_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id, struct cfg80211_chan_def *chandef) { struct adapter *adapter = wiphy_to_adapter(wiphy); @@ -2446,7 +2447,8 @@ static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *nd return rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len); } -static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev) +static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev, + unsigned int link_id) { return 0; } diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 5c65ae6b8154..e15771965916 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -4376,4 +4376,7 @@ enum ieee80211_range_params_max_total_ltf { IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED, }; +/* multi-link device */ +#define IEEE80211_MLD_MAX_NUM_LINKS 15 + #endif /* LINUX_IEEE80211_H */ diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 6d02e12e4702..772e099fc932 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1158,6 +1158,7 @@ struct cfg80211_mbssid_elems { /** * struct cfg80211_beacon_data - beacon data + * @link_id: the link ID for the AP MLD link sending this beacon * @head: head portion of beacon (before TIM IE) * or %NULL if not changed * @tail: tail portion of beacon (after TIM IE) @@ -1188,6 +1189,8 @@ struct cfg80211_mbssid_elems { * attribute is present in beacon data or not. */ struct cfg80211_beacon_data { + unsigned int link_id; + const u8 *head, *tail; const u8 *beacon_ies; const u8 *proberesp_ies; @@ -4201,7 +4204,8 @@ struct cfg80211_ops { struct cfg80211_ap_settings *settings); int (*change_beacon)(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_beacon_data *info); - int (*stop_ap)(struct wiphy *wiphy, struct net_device *dev); + int (*stop_ap)(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id); int (*add_station)(struct wiphy *wiphy, struct net_device *dev, @@ -4309,6 +4313,7 @@ struct cfg80211_ops { int (*set_bitrate_mask)(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id, const u8 *peer, const struct cfg80211_bitrate_mask *mask); @@ -4384,6 +4389,7 @@ struct cfg80211_ops { int (*get_channel)(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id, struct cfg80211_chan_def *chandef); int (*start_p2p_device)(struct wiphy *wiphy, @@ -4420,6 +4426,7 @@ struct cfg80211_ops { struct cfg80211_qos_map *qos_map); int (*set_ap_chanwidth)(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id, struct cfg80211_chan_def *chandef); int (*add_tx_ts)(struct wiphy *wiphy, struct net_device *dev, @@ -4545,10 +4552,14 @@ struct cfg80211_ops { * @WIPHY_FLAG_HAS_STATIC_WEP: The device supports static WEP key installation * before connection. * @WIPHY_FLAG_SUPPORTS_EXT_KEK_KCK: The device supports bigger kek and kck keys + * @WIPHY_FLAG_SUPPORTS_MLO: This is a temporary flag gating the MLO APIs, + * in order to not have them reachable in normal drivers, until we have + * complete feature/interface combinations/etc. advertisement. No driver + * should set this flag for now. */ enum wiphy_flags { WIPHY_FLAG_SUPPORTS_EXT_KEK_KCK = BIT(0), - /* use hole at 1 */ + WIPHY_FLAG_SUPPORTS_MLO = BIT(1), WIPHY_FLAG_SPLIT_SCAN_6GHZ = BIT(2), WIPHY_FLAG_NETNS_OK = BIT(3), WIPHY_FLAG_PS_ON_BY_DEFAULT = BIT(4), @@ -5505,6 +5516,8 @@ static inline void wiphy_unlock(struct wiphy *wiphy) * @netdev: (private) Used to reference back to the netdev, may be %NULL * @identifier: (private) Identifier used in nl80211 to identify this * wireless device if it has no netdev + * @connected_addr: (private) BSSID or AP MLD address if connected + * @connected: indicates if connected or not (STA mode) * @current_bss: (private) Used by the internal configuration code * @chandef: (private) Used by the internal configuration code to track * the user-set channel definition. @@ -5585,8 +5598,6 @@ struct wireless_dev { u8 address[ETH_ALEN] __aligned(sizeof(u16)); /* currently used for IBSS and SME - might be rearranged later */ - u8 ssid[IEEE80211_MAX_SSID_LEN]; - u8 ssid_len, mesh_id_len, mesh_id_up_len; struct cfg80211_conn *conn; struct cfg80211_cached_keys *connect_keys; enum ieee80211_bss_type conn_bss_type; @@ -5598,20 +5609,17 @@ struct wireless_dev { struct list_head event_list; spinlock_t event_lock; - struct cfg80211_internal_bss *current_bss; /* associated / joined */ - struct cfg80211_chan_def preset_chandef; - struct cfg80211_chan_def chandef; + u8 connected:1; bool ps; int ps_timeout; - int beacon_interval; - u32 ap_unexpected_nlportid; u32 owner_nlportid; bool nl_owner_dead; + /* FIXME: need to rework radar detection for MLO */ bool cac_started; unsigned long cac_start_time; unsigned int cac_time_ms; @@ -5639,6 +5647,50 @@ struct wireless_dev { struct work_struct pmsr_free_wk; unsigned long unprot_beacon_reported; + + union { + struct { + u8 connected_addr[ETH_ALEN] __aligned(2); + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len; + } client; + struct { + int beacon_interval; + struct cfg80211_chan_def preset_chandef; + struct cfg80211_chan_def chandef; + u8 id[IEEE80211_MAX_SSID_LEN]; + u8 id_len, id_up_len; + } mesh; + struct { + struct cfg80211_chan_def preset_chandef; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len; + } ap; + struct { + struct cfg80211_internal_bss *current_bss; + struct cfg80211_chan_def chandef; + int beacon_interval; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len; + } ibss; + struct { + struct cfg80211_chan_def chandef; + } ocb; + } u; + + struct { + u8 addr[ETH_ALEN] __aligned(2); + union { + struct { + unsigned int beacon_interval; + struct cfg80211_chan_def chandef; + } ap; + struct { + struct cfg80211_internal_bss *current_bss; + } client; + }; + } links[IEEE80211_MLD_MAX_NUM_LINKS]; + u16 valid_links; }; static inline const u8 *wdev_address(struct wireless_dev *wdev) @@ -5667,6 +5719,31 @@ static inline void *wdev_priv(struct wireless_dev *wdev) return wiphy_priv(wdev->wiphy); } +/** + * wdev_chandef - return chandef pointer from wireless_dev + * @wdev: the wdev + * @link_id: the link ID for MLO + * + * Return: The chandef depending on the mode, or %NULL. + */ +struct cfg80211_chan_def *wdev_chandef(struct wireless_dev *wdev, + unsigned int link_id); + +static inline void WARN_INVALID_LINK_ID(struct wireless_dev *wdev, + unsigned int link_id) +{ + WARN_ON(link_id && !wdev->valid_links); + WARN_ON(wdev->valid_links && + !(wdev->valid_links & BIT(link_id))); +} + +#define for_each_valid_link(wdev, link_id) \ + for (link_id = 0; \ + link_id < ((wdev)->valid_links ? ARRAY_SIZE((wdev)->links) : 1); \ + link_id++) \ + if (!(wdev)->valid_links || \ + ((wdev)->valid_links & BIT(link_id))) + /** * DOC: Utility functions * @@ -7882,12 +7959,14 @@ bool cfg80211_reg_can_beacon_relax(struct wiphy *wiphy, * cfg80211_ch_switch_notify - update wdev channel and notify userspace * @dev: the device which switched channels * @chandef: the new channel definition + * @link_id: the link ID for MLO, must be 0 for non-MLO * * Caller must acquire wdev_lock, therefore must only be called from sleepable * driver context! */ void cfg80211_ch_switch_notify(struct net_device *dev, - struct cfg80211_chan_def *chandef); + struct cfg80211_chan_def *chandef, + unsigned int link_id); /* * cfg80211_ch_switch_started_notify - notify channel switch start diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 98f905f16411..a9a2c9fef295 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -323,6 +323,17 @@ * Once the association is done, the driver cleans the FILS AAD data. */ +/** + * DOC: Multi-Link Operation + * + * In Multi-Link Operation, a connection between to MLDs utilizes multiple + * links. To use this in nl80211, various commands and responses now need + * to or will include the new %NL80211_ATTR_MLO_LINKS attribute. + * Additionally, various commands that need to operate on a specific link + * now need to be given the %NL80211_ATTR_MLO_LINK_ID attribute, e.g. to + * use %NL80211_CMD_START_AP or similar functions. + */ + /** * enum nl80211_commands - supported nl80211 commands * @@ -1237,6 +1248,12 @@ * to describe the BSSID address of the AP and %NL80211_ATTR_TIMEOUT to * specify the timeout value. * + * @NL80211_CMD_ADD_LINK: Add a new link to an interface. The + * %NL80211_ATTR_MLO_LINK_ID attribute is used for the new link. + * @NL80211_CMD_REMOVE_LINK: Remove a link from an interface. This may come + * without %NL80211_ATTR_MLO_LINK_ID as an easy way to remove all links + * in preparation for e.g. roaming to a regular (non-MLO) AP. + * * @NL80211_CMD_MAX: highest used command number * @__NL80211_CMD_AFTER_LAST: internal use */ @@ -1481,6 +1498,9 @@ enum nl80211_commands { NL80211_CMD_ASSOC_COMEBACK, + NL80211_CMD_ADD_LINK, + NL80211_CMD_REMOVE_LINK, + /* add new commands above here */ /* used to define NL80211_CMD_MAX below */ @@ -2663,6 +2683,11 @@ enum nl80211_commands { * association request when used with NL80211_CMD_NEW_STATION). Can be set * only if %NL80211_STA_FLAG_WME is set. * + * @NL80211_ATTR_MLO_LINK_ID: A (u8) link ID for use with MLO, to be used with + * various commands that need a link ID to operate. + * @NL80211_ATTR_MLO_LINKS: A nested array of links, each containing some + * per-link information and a link ID. + * * @NUM_NL80211_ATTR: total number of nl80211_attrs available * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use @@ -3177,6 +3202,9 @@ enum nl80211_attrs { NL80211_ATTR_DISABLE_EHT, + NL80211_ATTR_MLO_LINKS, + NL80211_ATTR_MLO_LINK_ID, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 881efbfb96f6..362cac9e2135 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1342,7 +1342,8 @@ static void ieee80211_free_next_beacon(struct ieee80211_sub_if_data *sdata) sdata->u.ap.next_beacon = NULL; } -static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) +static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_sub_if_data *vlan; @@ -3049,6 +3050,7 @@ static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy, static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id, const u8 *addr, const struct cfg80211_bitrate_mask *mask) { @@ -3390,7 +3392,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) if (err) return err; - cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef); + cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef, 0); return 0; } @@ -3898,6 +3900,7 @@ unlock: static int ieee80211_cfg_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id, struct cfg80211_chan_def *chandef) { struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); @@ -3958,6 +3961,7 @@ static int ieee80211_set_qos_map(struct wiphy *wiphy, static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy, struct net_device *dev, + unsigned int link_id, struct cfg80211_chan_def *chandef) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 6d5ad71ef02c..e0a9b7d63071 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1314,7 +1314,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata) return; } - cfg80211_ch_switch_notify(sdata->dev, &sdata->reserved_chandef); + cfg80211_ch_switch_notify(sdata->dev, &sdata->reserved_chandef, 0); } void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success) diff --git a/net/wireless/ap.c b/net/wireless/ap.c index 550ac9d827fe..e68923200018 100644 --- a/net/wireless/ap.c +++ b/net/wireless/ap.c @@ -1,4 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 +/* + * Parts of this file are + * Copyright (C) 2022 Intel Corporation + */ #include #include #include @@ -7,8 +11,9 @@ #include "rdev-ops.h" -int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, - struct net_device *dev, bool notify) +static int ___cfg80211_stop_ap(struct cfg80211_registered_device *rdev, + struct net_device *dev, unsigned int link_id, + bool notify) { struct wireless_dev *wdev = dev->ieee80211_ptr; int err; @@ -22,15 +27,16 @@ int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) return -EOPNOTSUPP; - if (!wdev->beacon_interval) + if (!wdev->links[link_id].ap.beacon_interval) return -ENOENT; - err = rdev_stop_ap(rdev, dev); + err = rdev_stop_ap(rdev, dev, link_id); if (!err) { wdev->conn_owner_nlportid = 0; - wdev->beacon_interval = 0; - memset(&wdev->chandef, 0, sizeof(wdev->chandef)); - wdev->ssid_len = 0; + wdev->links[link_id].ap.beacon_interval = 0; + memset(&wdev->links[link_id].ap.chandef, 0, + sizeof(wdev->links[link_id].ap.chandef)); + wdev->u.ap.ssid_len = 0; rdev_set_qos_map(rdev, dev, NULL); if (notify) nl80211_send_ap_stopped(wdev); @@ -46,14 +52,36 @@ int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, return err; } +int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, + struct net_device *dev, int link_id, + bool notify) +{ + unsigned int link; + int ret = 0; + + if (link_id >= 0) + return ___cfg80211_stop_ap(rdev, dev, link_id, notify); + + for_each_valid_link(dev->ieee80211_ptr, link) { + int ret1 = ___cfg80211_stop_ap(rdev, dev, link, notify); + + if (ret1) + ret = ret1; + /* try the next one also if one errored */ + } + + return ret; +} + int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, - struct net_device *dev, bool notify) + struct net_device *dev, int link_id, + bool notify) { struct wireless_dev *wdev = dev->ieee80211_ptr; int err; wdev_lock(wdev); - err = __cfg80211_stop_ap(rdev, dev, notify); + err = __cfg80211_stop_ap(rdev, dev, link_id, notify); wdev_unlock(wdev); return err; diff --git a/net/wireless/chan.c b/net/wireless/chan.c index f74f176e0d9d..efc2de4bab57 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -672,14 +672,21 @@ bool cfg80211_chandef_dfs_usable(struct wiphy *wiphy, * range of chandef. */ bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef, - struct ieee80211_channel *chan) + struct ieee80211_channel *chan, + bool primary_only) { int width; u32 freq; + if (!chandef->chan) + return false; + if (chandef->chan->center_freq == chan->center_freq) return true; + if (primary_only) + return false; + width = cfg80211_chandef_get_width(chandef); if (width <= 20) return false; @@ -704,23 +711,25 @@ bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef, bool cfg80211_beaconing_iface_active(struct wireless_dev *wdev) { - bool active = false; + unsigned int link; ASSERT_WDEV_LOCK(wdev); - if (!wdev->chandef.chan) - return false; - switch (wdev->iftype) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - active = wdev->beacon_interval != 0; + for_each_valid_link(wdev, link) { + if (wdev->links[link].ap.beacon_interval) + return true; + } break; case NL80211_IFTYPE_ADHOC: - active = wdev->ssid_len != 0; + if (wdev->u.ibss.ssid_len) + return true; break; case NL80211_IFTYPE_MESH_POINT: - active = wdev->mesh_id_len != 0; + if (wdev->u.mesh.id_len) + return true; break; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_OCB: @@ -737,7 +746,35 @@ bool cfg80211_beaconing_iface_active(struct wireless_dev *wdev) WARN_ON(1); } - return active; + return false; +} + +bool cfg80211_wdev_on_sub_chan(struct wireless_dev *wdev, + struct ieee80211_channel *chan, + bool primary_only) +{ + unsigned int link; + + switch (wdev->iftype) { + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + for_each_valid_link(wdev, link) { + if (cfg80211_is_sub_chan(&wdev->links[link].ap.chandef, + chan, primary_only)) + return true; + } + break; + case NL80211_IFTYPE_ADHOC: + return cfg80211_is_sub_chan(&wdev->u.ibss.chandef, chan, + primary_only); + case NL80211_IFTYPE_MESH_POINT: + return cfg80211_is_sub_chan(&wdev->u.mesh.chandef, chan, + primary_only); + default: + break; + } + + return false; } static bool cfg80211_is_wiphy_oper_chan(struct wiphy *wiphy, @@ -752,7 +789,7 @@ static bool cfg80211_is_wiphy_oper_chan(struct wiphy *wiphy, continue; } - if (cfg80211_is_sub_chan(&wdev->chandef, chan)) { + if (cfg80211_wdev_on_sub_chan(wdev, chan, false)) { wdev_unlock(wdev); return true; } @@ -772,7 +809,8 @@ cfg80211_offchan_chain_is_active(struct cfg80211_registered_device *rdev, if (!cfg80211_chandef_valid(&rdev->background_radar_chandef)) return false; - return cfg80211_is_sub_chan(&rdev->background_radar_chandef, channel); + return cfg80211_is_sub_chan(&rdev->background_radar_chandef, channel, + false); } bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy, @@ -1176,6 +1214,68 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy, } EXPORT_SYMBOL(cfg80211_chandef_usable); +static bool cfg80211_ir_permissive_check_wdev(enum nl80211_iftype iftype, + struct wireless_dev *wdev, + struct ieee80211_channel *chan) +{ + struct ieee80211_channel *other_chan = NULL; + unsigned int link_id; + int r1, r2; + + for_each_valid_link(wdev, link_id) { + if (wdev->iftype == NL80211_IFTYPE_STATION && + wdev->links[link_id].client.current_bss) + other_chan = wdev->links[link_id].client.current_bss->pub.channel; + + /* + * If a GO already operates on the same GO_CONCURRENT channel, + * this one (maybe the same one) can beacon as well. We allow + * the operation even if the station we relied on with + * GO_CONCURRENT is disconnected now. But then we must make sure + * we're not outdoor on an indoor-only channel. + */ + if (iftype == NL80211_IFTYPE_P2P_GO && + wdev->iftype == NL80211_IFTYPE_P2P_GO && + wdev->links[link_id].ap.beacon_interval && + !(chan->flags & IEEE80211_CHAN_INDOOR_ONLY)) + other_chan = wdev->links[link_id].ap.chandef.chan; + + if (!other_chan) + continue; + + if (chan == other_chan) + return true; + + if (chan->band != NL80211_BAND_5GHZ && + chan->band != NL80211_BAND_6GHZ) + continue; + + r1 = cfg80211_get_unii(chan->center_freq); + r2 = cfg80211_get_unii(other_chan->center_freq); + + if (r1 != -EINVAL && r1 == r2) { + /* + * At some locations channels 149-165 are considered a + * bundle, but at other locations, e.g., Indonesia, + * channels 149-161 are considered a bundle while + * channel 165 is left out and considered to be in a + * different bundle. Thus, in case that there is a + * station interface connected to an AP on channel 165, + * it is assumed that channels 149-161 are allowed for + * GO operations. However, having a station interface + * connected to an AP on channels 149-161, does not + * allow GO operation on channel 165. + */ + if (chan->center_freq == 5825 && + other_chan->center_freq != 5825) + continue; + return true; + } + } + + return false; +} + /* * Check if the channel can be used under permissive conditions mandated by * some regulatory bodies, i.e., the channel is marked with @@ -1219,59 +1319,14 @@ static bool cfg80211_ir_permissive_chan(struct wiphy *wiphy, * the current registered device. */ list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { - struct ieee80211_channel *other_chan = NULL; - int r1, r2; + bool ret; wdev_lock(wdev); - if (wdev->iftype == NL80211_IFTYPE_STATION && - wdev->current_bss) - other_chan = wdev->current_bss->pub.channel; - - /* - * If a GO already operates on the same GO_CONCURRENT channel, - * this one (maybe the same one) can beacon as well. We allow - * the operation even if the station we relied on with - * GO_CONCURRENT is disconnected now. But then we must make sure - * we're not outdoor on an indoor-only channel. - */ - if (iftype == NL80211_IFTYPE_P2P_GO && - wdev->iftype == NL80211_IFTYPE_P2P_GO && - wdev->beacon_interval && - !(chan->flags & IEEE80211_CHAN_INDOOR_ONLY)) - other_chan = wdev->chandef.chan; + ret = cfg80211_ir_permissive_check_wdev(iftype, wdev, chan); wdev_unlock(wdev); - if (!other_chan) - continue; - - if (chan == other_chan) - return true; - - if (chan->band != NL80211_BAND_5GHZ && - chan->band != NL80211_BAND_6GHZ) - continue; - - r1 = cfg80211_get_unii(chan->center_freq); - r2 = cfg80211_get_unii(other_chan->center_freq); - - if (r1 != -EINVAL && r1 == r2) { - /* - * At some locations channels 149-165 are considered a - * bundle, but at other locations, e.g., Indonesia, - * channels 149-161 are considered a bundle while - * channel 165 is left out and considered to be in a - * different bundle. Thus, in case that there is a - * station interface connected to an AP on channel 165, - * it is assumed that channels 149-161 are allowed for - * GO operations. However, having a station interface - * connected to an AP on channels 149-161, does not - * allow GO operation on channel 165. - */ - if (chan->center_freq == 5825 && - other_chan->center_freq != 5825) - continue; - return true; - } + if (ret) + return ret; } return false; @@ -1374,3 +1429,24 @@ bool cfg80211_any_usable_channels(struct wiphy *wiphy, return false; } EXPORT_SYMBOL(cfg80211_any_usable_channels); + +struct cfg80211_chan_def *wdev_chandef(struct wireless_dev *wdev, + unsigned int link_id) +{ + ASSERT_WDEV_LOCK(wdev); + + switch (wdev->iftype) { + case NL80211_IFTYPE_MESH_POINT: + return &wdev->u.mesh.chandef; + case NL80211_IFTYPE_ADHOC: + return &wdev->u.ibss.chandef; + case NL80211_IFTYPE_OCB: + return &wdev->u.ocb.chandef; + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + return &wdev->links[link_id].ap.chandef; + default: + return NULL; + } +} +EXPORT_SYMBOL(wdev_chandef); diff --git a/net/wireless/core.c b/net/wireless/core.c index f08d4b3bb148..3e5d12040726 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -1118,6 +1118,7 @@ static void _cfg80211_unregister_wdev(struct wireless_dev *wdev, bool unregister_netdev) { struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy); + unsigned int link_id; ASSERT_RTNL(); lockdep_assert_held(&rdev->wiphy.mtx); @@ -1167,11 +1168,22 @@ static void _cfg80211_unregister_wdev(struct wireless_dev *wdev, */ cfg80211_process_wdev_events(wdev); - if (WARN_ON(wdev->current_bss)) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); - wdev->current_bss = NULL; + if (wdev->iftype == NL80211_IFTYPE_STATION || + wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) { + for (link_id = 0; link_id < ARRAY_SIZE(wdev->links); link_id++) { + struct cfg80211_internal_bss *curbss; + + curbss = wdev->links[link_id].client.current_bss; + + if (WARN_ON(curbss)) { + cfg80211_unhold_bss(curbss); + cfg80211_put_bss(wdev->wiphy, &curbss->pub); + wdev->links[link_id].client.current_bss = NULL; + } + } } + + wdev->connected = false; } void cfg80211_unregister_wdev(struct wireless_dev *wdev) @@ -1233,7 +1245,7 @@ void __cfg80211_leave(struct cfg80211_registered_device *rdev, break; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - __cfg80211_stop_ap(rdev, dev, true); + __cfg80211_stop_ap(rdev, dev, -1, true); break; case NL80211_IFTYPE_OCB: __cfg80211_leave_ocb(rdev, dev); @@ -1463,9 +1475,9 @@ static int cfg80211_netdev_notifier_call(struct notifier_block *nb, memcpy(&setup, &default_mesh_setup, sizeof(setup)); /* back compat only needed for mesh_id */ - setup.mesh_id = wdev->ssid; - setup.mesh_id_len = wdev->mesh_id_up_len; - if (wdev->mesh_id_up_len) + setup.mesh_id = wdev->u.mesh.id; + setup.mesh_id_len = wdev->u.mesh.id_up_len; + if (wdev->u.mesh.id_up_len) __cfg80211_join_mesh(rdev, dev, &setup, &default_mesh_config); diff --git a/net/wireless/core.h b/net/wireless/core.h index 5436ada91b1a..2c195067ddff 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -307,6 +307,7 @@ void cfg80211_bss_expire(struct cfg80211_registered_device *rdev); void cfg80211_bss_age(struct cfg80211_registered_device *rdev, unsigned long age_secs); void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev, + unsigned int link, struct ieee80211_channel *channel); /* IBSS */ @@ -353,9 +354,11 @@ int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev, /* AP */ int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev, - struct net_device *dev, bool notify); + struct net_device *dev, int link, + bool notify); int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, - struct net_device *dev, bool notify); + struct net_device *dev, int link, + bool notify); /* MLME */ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, @@ -507,7 +510,11 @@ bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy, bool cfg80211_beaconing_iface_active(struct wireless_dev *wdev); bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef, - struct ieee80211_channel *chan); + struct ieee80211_channel *chan, + bool primary_only); +bool cfg80211_wdev_on_sub_chan(struct wireless_dev *wdev, + struct ieee80211_channel *chan, + bool primary_only); static inline unsigned int elapsed_jiffies_msecs(unsigned long start) { diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c index 5d89eec2869a..4935f94d1acc 100644 --- a/net/wireless/ibss.c +++ b/net/wireless/ibss.c @@ -28,7 +28,7 @@ void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, if (WARN_ON(wdev->iftype != NL80211_IFTYPE_ADHOC)) return; - if (!wdev->ssid_len) + if (!wdev->u.ibss.ssid_len) return; bss = cfg80211_get_bss(wdev->wiphy, channel, bssid, NULL, 0, @@ -37,13 +37,13 @@ void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, if (WARN_ON(!bss)) return; - if (wdev->current_bss) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); + if (wdev->u.ibss.current_bss) { + cfg80211_unhold_bss(wdev->u.ibss.current_bss); + cfg80211_put_bss(wdev->wiphy, &wdev->u.ibss.current_bss->pub); } cfg80211_hold_bss(bss_from_pub(bss)); - wdev->current_bss = bss_from_pub(bss); + wdev->u.ibss.current_bss = bss_from_pub(bss); if (!(wdev->wiphy->flags & WIPHY_FLAG_HAS_STATIC_WEP)) cfg80211_upload_connect_keys(wdev); @@ -96,7 +96,7 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, lockdep_assert_held(&rdev->wiphy.mtx); ASSERT_WDEV_LOCK(wdev); - if (wdev->ssid_len) + if (wdev->u.ibss.ssid_len) return -EALREADY; if (!params->basic_rates) { @@ -131,7 +131,7 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, kfree_sensitive(wdev->connect_keys); wdev->connect_keys = connkeys; - wdev->chandef = params->chandef; + wdev->u.ibss.chandef = params->chandef; if (connkeys) { params->wep_keys = connkeys->params; params->wep_tx_key = connkeys->def; @@ -146,8 +146,8 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, return err; } - memcpy(wdev->ssid, params->ssid, params->ssid_len); - wdev->ssid_len = params->ssid_len; + memcpy(wdev->u.ibss.ssid, params->ssid, params->ssid_len); + wdev->u.ibss.ssid_len = params->ssid_len; return 0; } @@ -173,14 +173,14 @@ static void __cfg80211_clear_ibss(struct net_device *dev, bool nowext) for (i = 0; i < 6; i++) rdev_del_key(rdev, dev, i, false, NULL); - if (wdev->current_bss) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); + if (wdev->u.ibss.current_bss) { + cfg80211_unhold_bss(wdev->u.ibss.current_bss); + cfg80211_put_bss(wdev->wiphy, &wdev->u.ibss.current_bss->pub); } - wdev->current_bss = NULL; - wdev->ssid_len = 0; - memset(&wdev->chandef, 0, sizeof(wdev->chandef)); + wdev->u.ibss.current_bss = NULL; + wdev->u.ibss.ssid_len = 0; + memset(&wdev->u.ibss.chandef, 0, sizeof(wdev->u.ibss.chandef)); #ifdef CONFIG_CFG80211_WEXT if (!nowext) wdev->wext.ibss.ssid_len = 0; @@ -205,7 +205,7 @@ int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, ASSERT_WDEV_LOCK(wdev); - if (!wdev->ssid_len) + if (!wdev->u.ibss.ssid_len) return -ENOLINK; err = rdev_leave_ibss(rdev, dev); @@ -339,7 +339,7 @@ int cfg80211_ibss_wext_siwfreq(struct net_device *dev, wdev_lock(wdev); err = 0; - if (wdev->ssid_len) + if (wdev->u.ibss.ssid_len) err = __cfg80211_leave_ibss(rdev, dev, true); wdev_unlock(wdev); @@ -374,8 +374,8 @@ int cfg80211_ibss_wext_giwfreq(struct net_device *dev, return -EINVAL; wdev_lock(wdev); - if (wdev->current_bss) - chan = wdev->current_bss->pub.channel; + if (wdev->u.ibss.current_bss) + chan = wdev->u.ibss.current_bss->pub.channel; else if (wdev->wext.ibss.chandef.chan) chan = wdev->wext.ibss.chandef.chan; wdev_unlock(wdev); @@ -408,7 +408,7 @@ int cfg80211_ibss_wext_siwessid(struct net_device *dev, wdev_lock(wdev); err = 0; - if (wdev->ssid_len) + if (wdev->u.ibss.ssid_len) err = __cfg80211_leave_ibss(rdev, dev, true); wdev_unlock(wdev); @@ -419,8 +419,8 @@ int cfg80211_ibss_wext_siwessid(struct net_device *dev, if (len > 0 && ssid[len - 1] == '\0') len--; - memcpy(wdev->ssid, ssid, len); - wdev->wext.ibss.ssid = wdev->ssid; + memcpy(wdev->u.ibss.ssid, ssid, len); + wdev->wext.ibss.ssid = wdev->u.ibss.ssid; wdev->wext.ibss.ssid_len = len; wdev_lock(wdev); @@ -443,10 +443,10 @@ int cfg80211_ibss_wext_giwessid(struct net_device *dev, data->flags = 0; wdev_lock(wdev); - if (wdev->ssid_len) { + if (wdev->u.ibss.ssid_len) { data->flags = 1; - data->length = wdev->ssid_len; - memcpy(ssid, wdev->ssid, data->length); + data->length = wdev->u.ibss.ssid_len; + memcpy(ssid, wdev->u.ibss.ssid, data->length); } else if (wdev->wext.ibss.ssid && wdev->wext.ibss.ssid_len) { data->flags = 1; data->length = wdev->wext.ibss.ssid_len; @@ -494,7 +494,7 @@ int cfg80211_ibss_wext_siwap(struct net_device *dev, wdev_lock(wdev); err = 0; - if (wdev->ssid_len) + if (wdev->u.ibss.ssid_len) err = __cfg80211_leave_ibss(rdev, dev, true); wdev_unlock(wdev); @@ -527,8 +527,9 @@ int cfg80211_ibss_wext_giwap(struct net_device *dev, ap_addr->sa_family = ARPHRD_ETHER; wdev_lock(wdev); - if (wdev->current_bss) - memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN); + if (wdev->u.ibss.current_bss) + memcpy(ap_addr->sa_data, wdev->u.ibss.current_bss->pub.bssid, + ETH_ALEN); else if (wdev->wext.ibss.bssid) memcpy(ap_addr->sa_data, wdev->wext.ibss.bssid, ETH_ALEN); else diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c index e4e363138279..59a3c5c092b1 100644 --- a/net/wireless/mesh.c +++ b/net/wireless/mesh.c @@ -1,4 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 +/* + * Portions + * Copyright (C) 2022 Intel Corporation + */ #include #include #include @@ -114,7 +118,7 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, setup->is_secure) return -EOPNOTSUPP; - if (wdev->mesh_id_len) + if (wdev->u.mesh.id_len) return -EALREADY; if (!setup->mesh_id_len) @@ -125,7 +129,7 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, if (!setup->chandef.chan) { /* if no channel explicitly given, use preset channel */ - setup->chandef = wdev->preset_chandef; + setup->chandef = wdev->u.mesh.preset_chandef; } if (!setup->chandef.chan) { @@ -209,10 +213,10 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev, err = rdev_join_mesh(rdev, dev, conf, setup); if (!err) { - memcpy(wdev->ssid, setup->mesh_id, setup->mesh_id_len); - wdev->mesh_id_len = setup->mesh_id_len; - wdev->chandef = setup->chandef; - wdev->beacon_interval = setup->beacon_interval; + memcpy(wdev->u.mesh.id, setup->mesh_id, setup->mesh_id_len); + wdev->u.mesh.id_len = setup->mesh_id_len; + wdev->u.mesh.chandef = setup->chandef; + wdev->u.mesh.beacon_interval = setup->beacon_interval; } return err; @@ -241,15 +245,15 @@ int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev, err = rdev_libertas_set_mesh_channel(rdev, wdev->netdev, chandef->chan); if (!err) - wdev->chandef = *chandef; + wdev->u.mesh.chandef = *chandef; return err; } - if (wdev->mesh_id_len) + if (wdev->u.mesh.id_len) return -EBUSY; - wdev->preset_chandef = *chandef; + wdev->u.mesh.preset_chandef = *chandef; return 0; } @@ -267,15 +271,16 @@ int __cfg80211_leave_mesh(struct cfg80211_registered_device *rdev, if (!rdev->ops->leave_mesh) return -EOPNOTSUPP; - if (!wdev->mesh_id_len) + if (!wdev->u.mesh.id_len) return -ENOTCONN; err = rdev_leave_mesh(rdev, dev); if (!err) { wdev->conn_owner_nlportid = 0; - wdev->mesh_id_len = 0; - wdev->beacon_interval = 0; - memset(&wdev->chandef, 0, sizeof(wdev->chandef)); + wdev->u.mesh.id_len = 0; + wdev->u.mesh.beacon_interval = 0; + memset(&wdev->u.mesh.chandef, 0, + sizeof(wdev->u.mesh.chandef)); rdev_set_qos_map(rdev, dev, NULL); cfg80211_sched_dfs_chan_update(rdev); } diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index c8155a483ec2..fab2d6206cdd 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -92,8 +92,7 @@ static void cfg80211_process_deauth(struct wireless_dev *wdev, nl80211_send_deauth(rdev, wdev->netdev, buf, len, reconnect, GFP_KERNEL); - if (!wdev->current_bss || - !ether_addr_equal(wdev->current_bss->pub.bssid, bssid)) + if (!wdev->connected || !ether_addr_equal(wdev->u.client.connected_addr, bssid)) return; __cfg80211_disconnected(wdev->netdev, NULL, 0, reason_code, from_ap); @@ -113,8 +112,8 @@ static void cfg80211_process_disassoc(struct wireless_dev *wdev, nl80211_send_disassoc(rdev, wdev->netdev, buf, len, reconnect, GFP_KERNEL); - if (WARN_ON(!wdev->current_bss || - !ether_addr_equal(wdev->current_bss->pub.bssid, bssid))) + if (WARN_ON(!wdev->connected || + !ether_addr_equal(wdev->u.client.connected_addr, bssid))) return; __cfg80211_disconnected(wdev->netdev, NULL, 0, reason_code, from_ap); @@ -260,8 +259,8 @@ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, if (!key || !key_len || key_idx < 0 || key_idx > 3) return -EINVAL; - if (wdev->current_bss && - ether_addr_equal(bssid, wdev->current_bss->pub.bssid)) + if (wdev->connected && + ether_addr_equal(bssid, wdev->u.client.connected_addr)) return -EALREADY; req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, @@ -322,9 +321,9 @@ int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, ASSERT_WDEV_LOCK(wdev); - if (wdev->current_bss && - (!req->prev_bssid || !ether_addr_equal(wdev->current_bss->pub.bssid, - req->prev_bssid))) + if (wdev->connected && + (!req->prev_bssid || + !ether_addr_equal(wdev->u.client.connected_addr, req->prev_bssid))) return -EALREADY; cfg80211_oper_and_ht_capa(&req->ht_capa_mask, @@ -364,13 +363,13 @@ int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, ASSERT_WDEV_LOCK(wdev); if (local_state_change && - (!wdev->current_bss || - !ether_addr_equal(wdev->current_bss->pub.bssid, bssid))) + (!wdev->connected || + !ether_addr_equal(wdev->u.client.connected_addr, bssid))) return 0; if (ether_addr_equal(wdev->disconnect_bssid, bssid) || - (wdev->current_bss && - ether_addr_equal(wdev->current_bss->pub.bssid, bssid))) + (wdev->connected && + ether_addr_equal(wdev->u.client.connected_addr, bssid))) wdev->conn_owner_nlportid = 0; return rdev_deauth(rdev, dev, &req); @@ -392,11 +391,12 @@ int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, ASSERT_WDEV_LOCK(wdev); - if (!wdev->current_bss) + if (!wdev->connected) return -ENOTCONN; - if (ether_addr_equal(wdev->current_bss->pub.bssid, bssid)) - req.bss = &wdev->current_bss->pub; + if (ether_addr_equal(wdev->links[0].client.current_bss->pub.bssid, + bssid)) + req.bss = &wdev->links[0].client.current_bss->pub; else return -ENOTCONN; @@ -405,7 +405,7 @@ int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev, return err; /* driver should have reported the disassoc */ - WARN_ON(wdev->current_bss); + WARN_ON(wdev->connected); return 0; } @@ -420,10 +420,10 @@ void cfg80211_mlme_down(struct cfg80211_registered_device *rdev, if (!rdev->ops->deauth) return; - if (!wdev->current_bss) + if (!wdev->connected) return; - memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN); + memcpy(bssid, wdev->u.client.connected_addr, ETH_ALEN); cfg80211_mlme_deauth(rdev, dev, bssid, NULL, 0, WLAN_REASON_DEAUTH_LEAVING, false); } @@ -676,28 +676,34 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, switch (wdev->iftype) { case NL80211_IFTYPE_ADHOC: + /* + * check for IBSS DA must be done by driver as + * cfg80211 doesn't track the stations + */ + if (!wdev->u.ibss.current_bss || + !ether_addr_equal(wdev->u.ibss.current_bss->pub.bssid, + mgmt->bssid)) { + err = -ENOTCONN; + break; + } + break; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - if (!wdev->current_bss) { + if (!wdev->connected) { err = -ENOTCONN; break; } - if (!ether_addr_equal(wdev->current_bss->pub.bssid, + /* FIXME: MLD may address this differently */ + + if (!ether_addr_equal(wdev->u.client.connected_addr, mgmt->bssid)) { err = -ENOTCONN; break; } - /* - * check for IBSS DA must be done by driver as - * cfg80211 doesn't track the stations - */ - if (wdev->iftype == NL80211_IFTYPE_ADHOC) - break; - /* for station, check that DA is the AP */ - if (!ether_addr_equal(wdev->current_bss->pub.bssid, + if (!ether_addr_equal(wdev->u.client.connected_addr, mgmt->da)) { err = -ENOTCONN; break; @@ -743,12 +749,12 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, if (!ieee80211_is_action(mgmt->frame_control) || mgmt->u.action.category != WLAN_CATEGORY_PUBLIC) return -EINVAL; - if (!wdev->current_bss && + if (!wdev->connected && !wiphy_ext_feature_isset( &rdev->wiphy, NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA)) return -EINVAL; - if (wdev->current_bss && + if (wdev->connected && !wiphy_ext_feature_isset( &rdev->wiphy, NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA_CONNECTED)) @@ -940,12 +946,16 @@ void cfg80211_cac_event(struct net_device *netdev, struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy); unsigned long timeout; + /* not yet supported */ + if (wdev->valid_links) + return; + trace_cfg80211_cac_event(netdev, event); if (WARN_ON(!wdev->cac_started && event != NL80211_RADAR_CAC_STARTED)) return; - if (WARN_ON(!wdev->chandef.chan)) + if (WARN_ON(!wdev->links[0].ap.chandef.chan)) return; switch (event) { diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 740b29481bc6..af31978fc9cc 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -792,6 +792,10 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { NL80211_EHT_MIN_CAPABILITY_LEN, NL80211_EHT_MAX_CAPABILITY_LEN), [NL80211_ATTR_DISABLE_EHT] = { .type = NLA_FLAG }, + [NL80211_ATTR_MLO_LINKS] = + NLA_POLICY_NESTED_ARRAY(nl80211_policy), + [NL80211_ATTR_MLO_LINK_ID] = + NLA_POLICY_RANGE(NLA_U8, 0, IEEE80211_MLD_MAX_NUM_LINKS), }; /* policy for the key attributes */ @@ -1225,6 +1229,37 @@ static bool nl80211_put_txq_stats(struct sk_buff *msg, /* netlink command implementations */ +/** + * nl80211_link_id - return link ID + * @attrs: attributes to look at + * + * Returns: the link ID or 0 if not given + * + * Note this function doesn't do any validation of the link + * ID validity wrt. links that were actually added, so it must + * be called only from ops with %NL80211_FLAG_MLO_VALID_LINK_ID + * or if additional validation is done. + */ +static unsigned int nl80211_link_id(struct nlattr **attrs) +{ + struct nlattr *linkid = attrs[NL80211_ATTR_MLO_LINK_ID]; + + if (!linkid) + return 0; + + return nla_get_u8(linkid); +} + +static int nl80211_link_id_or_invalid(struct nlattr **attrs) +{ + struct nlattr *linkid = attrs[NL80211_ATTR_MLO_LINK_ID]; + + if (!linkid) + return -1; + + return nla_get_u8(linkid); +} + struct key_parse { struct key_params p; int idx; @@ -1496,11 +1531,15 @@ static int nl80211_key_allowed(struct wireless_dev *wdev) case NL80211_IFTYPE_MESH_POINT: break; case NL80211_IFTYPE_ADHOC: + if (wdev->u.ibss.current_bss) + return 0; + return -ENOLINK; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - if (!wdev->current_bss) - return -ENOLINK; - break; + /* for MLO, require driver validation of the link ID */ + if (wdev->connected) + return 0; + return -ENOLINK; case NL80211_IFTYPE_UNSPECIFIED: case NL80211_IFTYPE_OCB: case NL80211_IFTYPE_MONITOR: @@ -3232,12 +3271,14 @@ int nl80211_parse_chandef(struct cfg80211_registered_device *rdev, static int __nl80211_set_channel(struct cfg80211_registered_device *rdev, struct net_device *dev, - struct genl_info *info) + struct genl_info *info, + int _link_id) { struct cfg80211_chan_def chandef; int result; enum nl80211_iftype iftype = NL80211_IFTYPE_MONITOR; struct wireless_dev *wdev = NULL; + int link_id = _link_id; if (dev) wdev = dev->ieee80211_ptr; @@ -3246,6 +3287,12 @@ static int __nl80211_set_channel(struct cfg80211_registered_device *rdev, if (wdev) iftype = wdev->iftype; + if (link_id < 0) { + if (wdev && wdev->valid_links) + return -EINVAL; + link_id = 0; + } + result = nl80211_parse_chandef(rdev, info, &chandef); if (result) return result; @@ -3254,49 +3301,48 @@ static int __nl80211_set_channel(struct cfg80211_registered_device *rdev, case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: if (!cfg80211_reg_can_beacon_relax(&rdev->wiphy, &chandef, - iftype)) { - result = -EINVAL; - break; - } - if (wdev->beacon_interval) { + iftype)) + return -EINVAL; + if (wdev->links[link_id].ap.beacon_interval) { + struct ieee80211_channel *cur_chan; + if (!dev || !rdev->ops->set_ap_chanwidth || !(rdev->wiphy.features & - NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)) { - result = -EBUSY; - break; - } + NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)) + return -EBUSY; /* Only allow dynamic channel width changes */ - if (chandef.chan != wdev->preset_chandef.chan) { - result = -EBUSY; - break; - } - result = rdev_set_ap_chanwidth(rdev, dev, &chandef); + cur_chan = wdev->links[link_id].ap.chandef.chan; + if (chandef.chan != cur_chan) + return -EBUSY; + + result = rdev_set_ap_chanwidth(rdev, dev, link_id, + &chandef); if (result) - break; + return result; + wdev->links[link_id].ap.chandef = chandef; + } else { + wdev->u.ap.preset_chandef = chandef; } - wdev->preset_chandef = chandef; - result = 0; - break; + return 0; case NL80211_IFTYPE_MESH_POINT: - result = cfg80211_set_mesh_channel(rdev, wdev, &chandef); - break; + return cfg80211_set_mesh_channel(rdev, wdev, &chandef); case NL80211_IFTYPE_MONITOR: - result = cfg80211_set_monitor_channel(rdev, &chandef); - break; + return cfg80211_set_monitor_channel(rdev, &chandef); default: - result = -EINVAL; + break; } - return result; + return -EINVAL; } static int nl80211_set_channel(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; + int link_id = nl80211_link_id_or_invalid(info->attrs); struct net_device *netdev = info->user_ptr[1]; - return __nl80211_set_channel(rdev, netdev, info); + return __nl80211_set_channel(rdev, netdev, info, link_id); } static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) @@ -3411,7 +3457,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) result = __nl80211_set_channel( rdev, nl80211_can_set_dev_channel(wdev) ? netdev : NULL, - info); + info, -1); if (result) goto out; } @@ -3696,15 +3742,13 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag nla_put_u8(msg, NL80211_ATTR_4ADDR, wdev->use_4addr)) goto nla_put_failure; - if (rdev->ops->get_channel) { - int ret; + if (rdev->ops->get_channel && !wdev->valid_links) { struct cfg80211_chan_def chandef = {}; + int ret; - ret = rdev_get_channel(rdev, wdev, &chandef); - if (ret == 0) { - if (nl80211_send_chandef(msg, &chandef)) - goto nla_put_failure; - } + ret = rdev_get_channel(rdev, wdev, 0, &chandef); + if (ret == 0 && nl80211_send_chandef(msg, &chandef)) + goto nla_put_failure; } if (rdev->ops->get_tx_power) { @@ -3721,27 +3765,24 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag switch (wdev->iftype) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - if (wdev->ssid_len && - nla_put(msg, NL80211_ATTR_SSID, wdev->ssid_len, wdev->ssid)) + if (wdev->u.ap.ssid_len && + nla_put(msg, NL80211_ATTR_SSID, wdev->u.ap.ssid_len, + wdev->u.ap.ssid)) goto nla_put_failure_locked; break; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - case NL80211_IFTYPE_ADHOC: { - const struct element *ssid_elem; - - if (!wdev->current_bss) - break; - rcu_read_lock(); - ssid_elem = ieee80211_bss_get_elem(&wdev->current_bss->pub, - WLAN_EID_SSID); - if (ssid_elem && - nla_put(msg, NL80211_ATTR_SSID, ssid_elem->datalen, - ssid_elem->data)) - goto nla_put_failure_rcu_locked; - rcu_read_unlock(); + if (wdev->u.client.ssid_len && + nla_put(msg, NL80211_ATTR_SSID, wdev->u.client.ssid_len, + wdev->u.client.ssid)) + goto nla_put_failure_locked; + break; + case NL80211_IFTYPE_ADHOC: + if (wdev->u.ibss.ssid_len && + nla_put(msg, NL80211_ATTR_SSID, wdev->u.ibss.ssid_len, + wdev->u.ibss.ssid)) + goto nla_put_failure_locked; break; - } default: /* nothing */ break; @@ -3761,8 +3802,6 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag genlmsg_end(msg, hdr); return 0; - nla_put_failure_rcu_locked: - rcu_read_unlock(); nla_put_failure_locked: wdev_unlock(wdev); nla_put_failure: @@ -4014,10 +4053,11 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info) wdev_lock(wdev); BUILD_BUG_ON(IEEE80211_MAX_SSID_LEN != IEEE80211_MAX_MESH_ID_LEN); - wdev->mesh_id_up_len = + wdev->u.mesh.id_up_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]); - memcpy(wdev->ssid, nla_data(info->attrs[NL80211_ATTR_MESH_ID]), - wdev->mesh_id_up_len); + memcpy(wdev->u.mesh.id, + nla_data(info->attrs[NL80211_ATTR_MESH_ID]), + wdev->u.mesh.id_up_len); wdev_unlock(wdev); } @@ -4122,10 +4162,11 @@ static int _nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) wdev_lock(wdev); BUILD_BUG_ON(IEEE80211_MAX_SSID_LEN != IEEE80211_MAX_MESH_ID_LEN); - wdev->mesh_id_up_len = + wdev->u.mesh.id_up_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]); - memcpy(wdev->ssid, nla_data(info->attrs[NL80211_ATTR_MESH_ID]), - wdev->mesh_id_up_len); + memcpy(wdev->u.mesh.id, + nla_data(info->attrs[NL80211_ATTR_MESH_ID]), + wdev->u.mesh.id_up_len); wdev_unlock(wdev); break; case NL80211_IFTYPE_NAN: @@ -4662,7 +4703,7 @@ static int nl80211_set_mac_acl(struct sk_buff *skb, struct genl_info *info) dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO) return -EOPNOTSUPP; - if (!dev->ieee80211_ptr->beacon_interval) + if (!dev->ieee80211_ptr->links[0].ap.beacon_interval) return -EINVAL; acl = parse_acl_data(&rdev->wiphy, info); @@ -4818,14 +4859,24 @@ static void he_build_mcs_mask(u16 he_mcs_map, } } -static u16 he_get_txmcsmap(struct genl_info *info, +static u16 he_get_txmcsmap(struct genl_info *info, unsigned int link_id, const struct ieee80211_sta_he_cap *he_cap) { struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; - __le16 tx_mcs; + struct cfg80211_chan_def *chandef; + __le16 tx_mcs; - switch (wdev->chandef.width) { + chandef = wdev_chandef(wdev, link_id); + if (!chandef) { + /* + * This is probably broken, but we never maintained + * a chandef in these cases, so it always was. + */ + return le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80); + } + + switch (chandef->width) { case NL80211_CHAN_WIDTH_80P80: tx_mcs = he_cap->he_mcs_nss_supp.tx_mcs_80p80; break; @@ -4836,6 +4887,7 @@ static u16 he_get_txmcsmap(struct genl_info *info, tx_mcs = he_cap->he_mcs_nss_supp.tx_mcs_80; break; } + return le16_to_cpu(tx_mcs); } @@ -4843,7 +4895,8 @@ static bool he_set_mcs_mask(struct genl_info *info, struct wireless_dev *wdev, struct ieee80211_supported_band *sband, struct nl80211_txrate_he *txrate, - u16 mcs[NL80211_HE_NSS_MAX]) + u16 mcs[NL80211_HE_NSS_MAX], + unsigned int link_id) { const struct ieee80211_sta_he_cap *he_cap; u16 tx_mcs_mask[NL80211_HE_NSS_MAX] = {}; @@ -4856,7 +4909,7 @@ static bool he_set_mcs_mask(struct genl_info *info, memset(mcs, 0, sizeof(u16) * NL80211_HE_NSS_MAX); - tx_mcs_map = he_get_txmcsmap(info, he_cap); + tx_mcs_map = he_get_txmcsmap(info, link_id, he_cap); /* Build he_mcs_mask from HE capabilities */ he_build_mcs_mask(tx_mcs_map, tx_mcs_mask); @@ -4876,7 +4929,8 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info, enum nl80211_attrs attr, struct cfg80211_bitrate_mask *mask, struct net_device *dev, - bool default_all_enabled) + bool default_all_enabled, + unsigned int link_id) { struct nlattr *tb[NL80211_TXRATE_MAX + 1]; struct cfg80211_registered_device *rdev = info->user_ptr[0]; @@ -4913,7 +4967,7 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info, if (!he_cap) continue; - he_tx_mcs_map = he_get_txmcsmap(info, he_cap); + he_tx_mcs_map = he_get_txmcsmap(info, link_id, he_cap); he_build_mcs_mask(he_tx_mcs_map, mask->control[i].he_mcs); mask->control[i].he_gi = 0xFF; @@ -4978,7 +5032,8 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info, if (tb[NL80211_TXRATE_HE] && !he_set_mcs_mask(info, wdev, sband, nla_data(tb[NL80211_TXRATE_HE]), - mask->control[band].he_mcs)) + mask->control[band].he_mcs, + link_id)) return -EINVAL; if (tb[NL80211_TXRATE_HE_GI]) @@ -5215,6 +5270,8 @@ static int nl80211_parse_beacon(struct cfg80211_registered_device *rdev, memset(bcn, 0, sizeof(*bcn)); + bcn->link_id = nl80211_link_id(attrs); + if (attrs[NL80211_ATTR_BEACON_HEAD]) { bcn->head = nla_data(attrs[NL80211_ATTR_BEACON_HEAD]); bcn->head_len = nla_len(attrs[NL80211_ATTR_BEACON_HEAD]); @@ -5468,22 +5525,20 @@ static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev, struct cfg80211_ap_settings *params) { struct wireless_dev *wdev; - bool ret = false; list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { if (wdev->iftype != NL80211_IFTYPE_AP && wdev->iftype != NL80211_IFTYPE_P2P_GO) continue; - if (!wdev->preset_chandef.chan) + if (!wdev->u.ap.preset_chandef.chan) continue; - params->chandef = wdev->preset_chandef; - ret = true; - break; + params->chandef = wdev->u.ap.preset_chandef; + return true; } - return ret; + return false; } static bool nl80211_valid_auth_type(struct cfg80211_registered_device *rdev, @@ -5541,6 +5596,7 @@ static bool nl80211_valid_auth_type(struct cfg80211_registered_device *rdev, static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; + unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_ap_settings *params; @@ -5553,7 +5609,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->start_ap) return -EOPNOTSUPP; - if (wdev->beacon_interval) + if (wdev->links[link_id].ap.beacon_interval) return -EALREADY; /* these are required for START_AP */ @@ -5595,6 +5651,18 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) err = -EINVAL; goto out; } + + if (wdev->u.ap.ssid_len && + (wdev->u.ap.ssid_len != params->ssid_len || + memcmp(wdev->u.ap.ssid, params->ssid, params->ssid_len))) { + /* require identical SSID for MLO */ + err = -EINVAL; + goto out; + } + } else if (wdev->valid_links) { + /* require SSID for MLO */ + err = -EINVAL; + goto out; } if (info->attrs[NL80211_ATTR_HIDDEN_SSID]) @@ -5662,8 +5730,12 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) err = nl80211_parse_chandef(rdev, info, ¶ms->chandef); if (err) goto out; - } else if (wdev->preset_chandef.chan) { - params->chandef = wdev->preset_chandef; + } else if (wdev->valid_links) { + /* with MLD need to specify the channel configuration */ + err = -EINVAL; + goto out; + } else if (wdev->u.ap.preset_chandef.chan) { + params->chandef = wdev->u.ap.preset_chandef; } else if (!nl80211_get_ap_channel(rdev, params)) { err = -EINVAL; goto out; @@ -5679,7 +5751,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) err = nl80211_parse_tx_bitrate_mask(info, info->attrs, NL80211_ATTR_TX_RATES, ¶ms->beacon_rate, - dev, false); + dev, false, link_id); if (err) goto out; @@ -5779,19 +5851,28 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) params->flags |= NL80211_AP_SETTINGS_EXTERNAL_AUTH_SUPPORT; wdev_lock(wdev); + if (wdev->conn_owner_nlportid && + info->attrs[NL80211_ATTR_SOCKET_OWNER] && + wdev->conn_owner_nlportid != info->snd_portid) { + err = -EINVAL; + goto out_unlock; + } + + /* FIXME: validate MLO/link-id against driver capabilities */ + err = rdev_start_ap(rdev, dev, params); if (!err) { - wdev->preset_chandef = params->chandef; - wdev->beacon_interval = params->beacon_interval; - wdev->chandef = params->chandef; - wdev->ssid_len = params->ssid_len; - memcpy(wdev->ssid, params->ssid, wdev->ssid_len); + wdev->links[link_id].ap.beacon_interval = params->beacon_interval; + wdev->links[link_id].ap.chandef = params->chandef; + wdev->u.ap.ssid_len = params->ssid_len; + memcpy(wdev->u.ap.ssid, params->ssid, + params->ssid_len); if (info->attrs[NL80211_ATTR_SOCKET_OWNER]) wdev->conn_owner_nlportid = info->snd_portid; } +out_unlock: wdev_unlock(wdev); - out: kfree(params->acl); kfree(params->beacon.mbssid_ies); @@ -5807,6 +5888,7 @@ out: static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; + unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_beacon_data params; @@ -5819,7 +5901,7 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info) if (!rdev->ops->change_beacon) return -EOPNOTSUPP; - if (!wdev->beacon_interval) + if (!wdev->links[link_id].ap.beacon_interval) return -EINVAL; err = nl80211_parse_beacon(rdev, info->attrs, ¶ms); @@ -5838,9 +5920,10 @@ out: static int nl80211_stop_ap(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; + unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; - return cfg80211_stop_ap(rdev, dev, false); + return cfg80211_stop_ap(rdev, dev, link_id, false); } static const struct nla_policy sta_flags_policy[NL80211_STA_FLAG_MAX + 1] = { @@ -7590,7 +7673,7 @@ static int nl80211_get_mesh_config(struct sk_buff *skb, wdev_lock(wdev); /* If not connected, get default parameters */ - if (!wdev->mesh_id_len) + if (!wdev->u.mesh.id_len) memcpy(&cur_params, &default_mesh_config, sizeof(cur_params)); else err = rdev_get_mesh_config(rdev, dev, &cur_params); @@ -7971,7 +8054,7 @@ static int nl80211_update_mesh_config(struct sk_buff *skb, return err; wdev_lock(wdev); - if (!wdev->mesh_id_len) + if (!wdev->u.mesh.id_len) err = -ENOLINK; if (!err) @@ -8463,14 +8546,44 @@ int nl80211_parse_random_mac(struct nlattr **attrs, return 0; } -static bool cfg80211_off_channel_oper_allowed(struct wireless_dev *wdev) +static bool cfg80211_off_channel_oper_allowed(struct wireless_dev *wdev, + struct ieee80211_channel *chan) { + unsigned int link_id; + bool all_ok = true; + ASSERT_WDEV_LOCK(wdev); if (!cfg80211_beaconing_iface_active(wdev)) return true; - if (!(wdev->chandef.chan->flags & IEEE80211_CHAN_RADAR)) + /* + * FIXME: check if we have a free HW resource/link for chan + * + * This, as well as the FIXME below, requires knowing the link + * capabilities of the hardware. + */ + + /* we cannot leave radar channels */ + for_each_valid_link(wdev, link_id) { + struct cfg80211_chan_def *chandef; + + chandef = wdev_chandef(wdev, link_id); + if (!chandef) + continue; + + /* + * FIXME: don't require all_ok, but rather check only the + * correct HW resource/link onto which 'chan' falls, + * as only that link leaves the channel for doing + * the off-channel operation. + */ + + if (chandef->chan->flags & IEEE80211_CHAN_RADAR) + all_ok = false; + } + + if (all_ok) return true; return regulatory_pre_cac_allowed(wdev->wiphy); @@ -8553,7 +8666,7 @@ nl80211_check_scan_flags(struct wiphy *wiphy, struct wireless_dev *wdev, int err; if (!(wiphy->features & randomness_flag) || - (wdev && wdev->current_bss)) + (wdev && wdev->connected)) return -EOPNOTSUPP; err = nl80211_parse_random_mac(attrs, mac_addr, mac_addr_mask); @@ -8690,17 +8803,14 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) request->n_channels = i; wdev_lock(wdev); - if (!cfg80211_off_channel_oper_allowed(wdev)) { - struct ieee80211_channel *chan; + for (i = 0; i < request->n_channels; i++) { + struct ieee80211_channel *chan = request->channels[i]; - if (request->n_channels != 1) { - wdev_unlock(wdev); - err = -EBUSY; - goto out_free; - } + /* if we can go off-channel to the target channel we're good */ + if (cfg80211_off_channel_oper_allowed(wdev, chan)) + continue; - chan = request->channels[0]; - if (chan->center_freq != wdev->chandef.chan->center_freq) { + if (!cfg80211_wdev_on_sub_chan(wdev, chan, true)) { wdev_unlock(wdev); err = -EBUSY; goto out_free; @@ -9445,7 +9555,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, err = rdev_start_radar_detection(rdev, dev, &chandef, cac_time_ms); if (!err) { - wdev->chandef = chandef; + wdev->links[0].ap.chandef = chandef; wdev->cac_started = true; wdev->cac_start_time = jiffies; wdev->cac_time_ms = cac_time_ms; @@ -9513,6 +9623,7 @@ static int nl80211_notify_radar_detection(struct sk_buff *skb, static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; + unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_csa_settings params; @@ -9539,15 +9650,15 @@ static int nl80211_channel_switch(struct sk_buff *skb, struct genl_info *info) need_handle_dfs_flag = false; /* useless if AP is not running */ - if (!wdev->beacon_interval) + if (!wdev->links[link_id].ap.beacon_interval) return -ENOTCONN; break; case NL80211_IFTYPE_ADHOC: - if (!wdev->ssid_len) + if (!wdev->u.ibss.ssid_len) return -ENOTCONN; break; case NL80211_IFTYPE_MESH_POINT: - if (!wdev->mesh_id_len) + if (!wdev->u.mesh.id_len) return -ENOTCONN; break; default: @@ -9718,6 +9829,7 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb, { struct cfg80211_bss *res = &intbss->pub; const struct cfg80211_bss_ies *ies; + unsigned int link_id; void *hdr; struct nlattr *bss; @@ -9822,13 +9934,15 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb, switch (wdev->iftype) { case NL80211_IFTYPE_P2P_CLIENT: case NL80211_IFTYPE_STATION: - if (intbss == wdev->current_bss && - nla_put_u32(msg, NL80211_BSS_STATUS, - NL80211_BSS_STATUS_ASSOCIATED)) - goto nla_put_failure; + for_each_valid_link(wdev, link_id) { + if (intbss == wdev->links[link_id].client.current_bss && + nla_put_u32(msg, NL80211_BSS_STATUS, + NL80211_BSS_STATUS_ASSOCIATED)) + goto nla_put_failure; + } break; case NL80211_IFTYPE_ADHOC: - if (intbss == wdev->current_bss && + if (intbss == wdev->u.ibss.current_bss && nla_put_u32(msg, NL80211_BSS_STATUS, NL80211_BSS_STATUS_IBSS_JOINED)) goto nla_put_failure; @@ -11362,7 +11476,7 @@ static int nl80211_update_connect_params(struct sk_buff *skb, } wdev_lock(dev->ieee80211_ptr); - if (!wdev->current_bss) + if (!wdev->connected) ret = -ENOLINK; else ret = rdev_update_connect_params(rdev, dev, &connect, changed); @@ -11575,9 +11689,9 @@ static int nl80211_remain_on_channel(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; + unsigned int link_id = nl80211_link_id(info->attrs); struct wireless_dev *wdev = info->user_ptr[1]; struct cfg80211_chan_def chandef; - const struct cfg80211_chan_def *compat_chandef; struct sk_buff *msg; void *hdr; u64 cookie; @@ -11607,10 +11721,22 @@ static int nl80211_remain_on_channel(struct sk_buff *skb, return err; wdev_lock(wdev); - if (!cfg80211_off_channel_oper_allowed(wdev) && - !cfg80211_chandef_identical(&wdev->chandef, &chandef)) { - compat_chandef = cfg80211_chandef_compatible(&wdev->chandef, - &chandef); + if (!cfg80211_off_channel_oper_allowed(wdev, chandef.chan)) { + const struct cfg80211_chan_def *oper_chandef, *compat_chandef; + + oper_chandef = wdev_chandef(wdev, link_id); + + if (WARN_ON(!oper_chandef)) { + /* cannot happen since we must beacon to get here */ + WARN_ON(1); + wdev_unlock(wdev); + return -EBUSY; + } + + /* note: returns first one if identical chandefs */ + compat_chandef = cfg80211_chandef_compatible(&chandef, + oper_chandef); + if (compat_chandef != &chandef) { wdev_unlock(wdev); return -EBUSY; @@ -11672,6 +11798,7 @@ static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_bitrate_mask mask; + unsigned int link_id = nl80211_link_id(info->attrs); struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; @@ -11683,11 +11810,11 @@ static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb, wdev_lock(wdev); err = nl80211_parse_tx_bitrate_mask(info, info->attrs, NL80211_ATTR_TX_RATES, &mask, - dev, true); + dev, true, link_id); if (err) goto out; - err = rdev_set_bitrate_mask(rdev, dev, NULL, &mask); + err = rdev_set_bitrate_mask(rdev, dev, link_id, NULL, &mask); out: wdev_unlock(wdev); return err; @@ -11812,7 +11939,8 @@ static int nl80211_tx_mgmt(struct sk_buff *skb, struct genl_info *info) return -EINVAL; wdev_lock(wdev); - if (params.offchan && !cfg80211_off_channel_oper_allowed(wdev)) { + if (params.offchan && + !cfg80211_off_channel_oper_allowed(wdev, chandef.chan)) { wdev_unlock(wdev); return -EBUSY; } @@ -12030,12 +12158,13 @@ static int cfg80211_cqm_rssi_update(struct cfg80211_registered_device *rdev, * connection is established and enough beacons received to calculate * the average. */ - if (!wdev->cqm_config->last_rssi_event_value && wdev->current_bss && + if (!wdev->cqm_config->last_rssi_event_value && + wdev->links[0].client.current_bss && rdev->ops->get_station) { struct station_info sinfo = {}; u8 *mac_addr; - mac_addr = wdev->current_bss->pub.bssid; + mac_addr = wdev->links[0].client.current_bss->pub.bssid; err = rdev_get_station(rdev, dev, mac_addr, &sinfo); if (err) @@ -12298,7 +12427,7 @@ static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info) err = nl80211_parse_tx_bitrate_mask(info, info->attrs, NL80211_ATTR_TX_RATES, &setup.beacon_rate, - dev, false); + dev, false, 0); if (err) return err; @@ -13268,7 +13397,7 @@ static int nl80211_set_rekey_data(struct sk_buff *skb, struct genl_info *info) rekey_data.akm = nla_get_u32(tb[NL80211_REKEY_DATA_AKM]); wdev_lock(wdev); - if (!wdev->current_bss) { + if (!wdev->connected) { err = -ENOTCONN; goto out; } @@ -14537,7 +14666,7 @@ static int nl80211_add_tx_ts(struct sk_buff *skb, struct genl_info *info) switch (wdev->iftype) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - if (wdev->current_bss) + if (wdev->connected) break; err = -ENOTCONN; goto out; @@ -14710,13 +14839,13 @@ static int nl80211_set_pmk(struct sk_buff *skb, struct genl_info *info) return -EINVAL; wdev_lock(wdev); - if (!wdev->current_bss) { + if (!wdev->connected) { ret = -ENOTCONN; goto out; } pmk_conf.aa = nla_data(info->attrs[NL80211_ATTR_MAC]); - if (memcmp(pmk_conf.aa, wdev->current_bss->pub.bssid, ETH_ALEN)) { + if (memcmp(pmk_conf.aa, wdev->u.client.connected_addr, ETH_ALEN)) { ret = -EINVAL; goto out; } @@ -14844,9 +14973,13 @@ static int nl80211_tx_control_port(struct sk_buff *skb, struct genl_info *info) case NL80211_IFTYPE_MESH_POINT: break; case NL80211_IFTYPE_ADHOC: + if (wdev->u.ibss.current_bss) + break; + err = -ENOTCONN; + goto out; case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_P2P_CLIENT: - if (wdev->current_bss) + if (wdev->connected) break; err = -ENOTCONN; goto out; @@ -14882,12 +15015,14 @@ static int nl80211_get_ftm_responder_stats(struct sk_buff *skb, struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_ftm_responder_stats ftm_stats = {}; + unsigned int link_id = nl80211_link_id(info->attrs); struct sk_buff *msg; void *hdr; struct nlattr *ftm_stats_attr; int err; - if (wdev->iftype != NL80211_IFTYPE_AP || !wdev->beacon_interval) + if (wdev->iftype != NL80211_IFTYPE_AP || + !wdev->links[link_id].ap.beacon_interval) return -EOPNOTSUPP; err = rdev_get_ftm_responder_stats(rdev, dev, &ftm_stats); @@ -15017,7 +15152,8 @@ static int nl80211_probe_mesh_link(struct sk_buff *skb, struct genl_info *info) static int parse_tid_conf(struct cfg80211_registered_device *rdev, struct nlattr *attrs[], struct net_device *dev, struct cfg80211_tid_cfg *tid_conf, - struct genl_info *info, const u8 *peer) + struct genl_info *info, const u8 *peer, + unsigned int link_id) { struct netlink_ext_ack *extack = info->extack; u64 mask; @@ -15092,7 +15228,7 @@ static int parse_tid_conf(struct cfg80211_registered_device *rdev, attr = NL80211_TID_CONFIG_ATTR_TX_RATE; err = nl80211_parse_tx_bitrate_mask(info, attrs, attr, &tid_conf->txrate_mask, dev, - true); + true, link_id); if (err) return err; @@ -15119,6 +15255,7 @@ static int nl80211_set_tid_config(struct sk_buff *skb, { struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct nlattr *attrs[NL80211_TID_CONFIG_ATTR_MAX + 1]; + unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; struct cfg80211_tid_config *tid_config; struct nlattr *tid; @@ -15156,7 +15293,7 @@ static int nl80211_set_tid_config(struct sk_buff *skb, ret = parse_tid_conf(rdev, attrs, dev, &tid_config->tid_conf[conf_idx], - info, tid_config->peer); + info, tid_config->peer, link_id); if (ret) goto bad_tid_conf; @@ -15295,6 +15432,62 @@ static int nl80211_set_fils_aad(struct sk_buff *skb, return rdev_set_fils_aad(rdev, dev, &fils_aad); } +static int nl80211_add_link(struct sk_buff *skb, struct genl_info *info) +{ + unsigned int link_id = nl80211_link_id(info->attrs); + struct net_device *dev = info->user_ptr[1]; + struct wireless_dev *wdev = dev->ieee80211_ptr; + + if (!(wdev->wiphy->flags & WIPHY_FLAG_SUPPORTS_MLO)) + return -EINVAL; + + switch (wdev->iftype) { + case NL80211_IFTYPE_AP: + break; + default: + return -EINVAL; + } + + if (!info->attrs[NL80211_ATTR_MAC] || + !is_valid_ether_addr(nla_data(info->attrs[NL80211_ATTR_MAC]))) + return -EINVAL; + + wdev_lock(wdev); + wdev->valid_links |= BIT(link_id); + ether_addr_copy(wdev->links[link_id].addr, + nla_data(info->attrs[NL80211_ATTR_MAC])); + wdev_unlock(wdev); + + return 0; +} + +static int nl80211_remove_link(struct sk_buff *skb, struct genl_info *info) +{ + unsigned int link_id = nl80211_link_id(info->attrs); + struct net_device *dev = info->user_ptr[1]; + struct wireless_dev *wdev = dev->ieee80211_ptr; + + /* cannot remove if there's no link */ + if (!info->attrs[NL80211_ATTR_MLO_LINK_ID]) + return -EINVAL; + + switch (wdev->iftype) { + case NL80211_IFTYPE_AP: + break; + default: + return -EINVAL; + } + + /* FIXME: stop the link operations first */ + + wdev_lock(wdev); + wdev->valid_links &= ~BIT(link_id); + eth_zero_addr(wdev->links[link_id].addr); + wdev_unlock(wdev); + + return 0; +} + #define NL80211_FLAG_NEED_WIPHY 0x01 #define NL80211_FLAG_NEED_NETDEV 0x02 #define NL80211_FLAG_NEED_RTNL 0x04 @@ -15307,6 +15500,8 @@ static int nl80211_set_fils_aad(struct sk_buff *skb, NL80211_FLAG_CHECK_NETDEV_UP) #define NL80211_FLAG_CLEAR_SKB 0x20 #define NL80211_FLAG_NO_WIPHY_MTX 0x40 +#define NL80211_FLAG_MLO_VALID_LINK_ID 0x80 +#define NL80211_FLAG_MLO_UNSUPPORTED 0x100 #define INTERNAL_FLAG_SELECTORS(__sel) \ SELECTOR(__sel, NONE, 0) /* must be first */ \ @@ -15316,6 +15511,12 @@ static int nl80211_set_fils_aad(struct sk_buff *skb, NL80211_FLAG_NEED_WDEV) \ SELECTOR(__sel, NETDEV, \ NL80211_FLAG_NEED_NETDEV) \ + SELECTOR(__sel, NETDEV_LINK, \ + NL80211_FLAG_NEED_NETDEV | \ + NL80211_FLAG_MLO_VALID_LINK_ID) \ + SELECTOR(__sel, NETDEV_NO_MLO, \ + NL80211_FLAG_NEED_NETDEV | \ + NL80211_FLAG_MLO_UNSUPPORTED) \ SELECTOR(__sel, WIPHY_RTNL, \ NL80211_FLAG_NEED_WIPHY | \ NL80211_FLAG_NEED_RTNL) \ @@ -15331,14 +15532,31 @@ static int nl80211_set_fils_aad(struct sk_buff *skb, NL80211_FLAG_NEED_RTNL) \ SELECTOR(__sel, NETDEV_UP, \ NL80211_FLAG_NEED_NETDEV_UP) \ + SELECTOR(__sel, NETDEV_UP_LINK, \ + NL80211_FLAG_NEED_NETDEV_UP | \ + NL80211_FLAG_MLO_VALID_LINK_ID) \ + SELECTOR(__sel, NETDEV_UP_NO_MLO, \ + NL80211_FLAG_NEED_NETDEV_UP | \ + NL80211_FLAG_MLO_UNSUPPORTED) \ + SELECTOR(__sel, NETDEV_UP_NO_MLO_CLEAR, \ + NL80211_FLAG_NEED_NETDEV_UP | \ + NL80211_FLAG_CLEAR_SKB | \ + NL80211_FLAG_MLO_UNSUPPORTED) \ SELECTOR(__sel, NETDEV_UP_NOTMX, \ NL80211_FLAG_NEED_NETDEV_UP | \ NL80211_FLAG_NO_WIPHY_MTX) \ + SELECTOR(__sel, NETDEV_UP_NOTMX_NOMLO, \ + NL80211_FLAG_NEED_NETDEV_UP | \ + NL80211_FLAG_NO_WIPHY_MTX | \ + NL80211_FLAG_MLO_UNSUPPORTED) \ SELECTOR(__sel, NETDEV_UP_CLEAR, \ NL80211_FLAG_NEED_NETDEV_UP | \ NL80211_FLAG_CLEAR_SKB) \ SELECTOR(__sel, WDEV_UP, \ NL80211_FLAG_NEED_WDEV_UP) \ + SELECTOR(__sel, WDEV_UP_LINK, \ + NL80211_FLAG_NEED_WDEV_UP | \ + NL80211_FLAG_MLO_VALID_LINK_ID) \ SELECTOR(__sel, WDEV_UP_RTNL, \ NL80211_FLAG_NEED_WDEV_UP | \ NL80211_FLAG_NEED_RTNL) \ @@ -15362,9 +15580,10 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = NULL; - struct wireless_dev *wdev; - struct net_device *dev; + struct wireless_dev *wdev = NULL; + struct net_device *dev = NULL; u32 internal_flags; + int err; if (WARN_ON(ops->internal_flags >= ARRAY_SIZE(nl80211_internal_flags))) return -EINVAL; @@ -15375,8 +15594,8 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb, if (internal_flags & NL80211_FLAG_NEED_WIPHY) { rdev = cfg80211_get_dev_from_info(genl_info_net(info), info); if (IS_ERR(rdev)) { - rtnl_unlock(); - return PTR_ERR(rdev); + err = PTR_ERR(rdev); + goto out_unlock; } info->user_ptr[0] = rdev; } else if (internal_flags & NL80211_FLAG_NEED_NETDEV || @@ -15384,17 +15603,18 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb, wdev = __cfg80211_wdev_from_attrs(NULL, genl_info_net(info), info->attrs); if (IS_ERR(wdev)) { - rtnl_unlock(); - return PTR_ERR(wdev); + err = PTR_ERR(wdev); + goto out_unlock; } dev = wdev->netdev; + dev_hold(dev); rdev = wiphy_to_rdev(wdev->wiphy); if (internal_flags & NL80211_FLAG_NEED_NETDEV) { if (!dev) { - rtnl_unlock(); - return -EINVAL; + err = -EINVAL; + goto out_unlock; } info->user_ptr[1] = dev; @@ -15404,14 +15624,44 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb, if (internal_flags & NL80211_FLAG_CHECK_NETDEV_UP && !wdev_running(wdev)) { - rtnl_unlock(); - return -ENETDOWN; + err = -ENETDOWN; + goto out_unlock; } - dev_hold(dev); info->user_ptr[0] = rdev; } + if (internal_flags & NL80211_FLAG_MLO_VALID_LINK_ID) { + struct nlattr *link_id = info->attrs[NL80211_ATTR_MLO_LINK_ID]; + + if (!wdev) { + err = -EINVAL; + goto out_unlock; + } + + /* MLO -> require valid link ID */ + if (wdev->valid_links && + (!link_id || + !(wdev->valid_links & BIT(nla_get_u16(link_id))))) { + err = -EINVAL; + goto out_unlock; + } + + /* non-MLO -> no link ID attribute accepted */ + if (!wdev->valid_links && link_id) { + err = -EINVAL; + goto out_unlock; + } + } + + if (internal_flags & NL80211_FLAG_MLO_UNSUPPORTED) { + if (info->attrs[NL80211_ATTR_MLO_LINK_ID] || + (wdev && wdev->valid_links)) { + err = -EINVAL; + goto out_unlock; + } + } + if (rdev && !(internal_flags & NL80211_FLAG_NO_WIPHY_MTX)) { wiphy_lock(&rdev->wiphy); /* we keep the mutex locked until post_doit */ @@ -15421,6 +15671,10 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb, rtnl_unlock(); return 0; +out_unlock: + rtnl_unlock(); + dev_put(dev); + return err; } static void nl80211_post_doit(const struct genl_ops *ops, struct sk_buff *skb, @@ -15636,6 +15890,7 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_set_key, .flags = GENL_UNS_ADMIN_PERM, + /* cannot use NL80211_FLAG_MLO_VALID_LINK_ID, depends on key */ .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | NL80211_FLAG_CLEAR_SKB), }, @@ -15659,21 +15914,24 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .flags = GENL_UNS_ADMIN_PERM, .doit = nl80211_set_beacon, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_START_AP, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .flags = GENL_UNS_ADMIN_PERM, .doit = nl80211_start_ap, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_STOP_AP, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .flags = GENL_UNS_ADMIN_PERM, .doit = nl80211_stop_ap, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_GET_STATION, @@ -15939,7 +16197,9 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_remain_on_channel, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_WDEV_UP), + /* FIXME: requiring a link ID here is probably not good */ + .internal_flags = IFLAGS(NL80211_FLAG_NEED_WDEV_UP | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL, @@ -15953,7 +16213,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_set_tx_bitrate_mask, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_REGISTER_FRAME, @@ -16002,7 +16263,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_set_channel, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_JOIN_MESH, @@ -16163,7 +16425,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_set_mac_acl, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV | + NL80211_FLAG_MLO_UNSUPPORTED), }, { .cmd = NL80211_CMD_RADAR_DETECT, @@ -16171,7 +16434,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .doit = nl80211_start_radar_detection, .flags = GENL_UNS_ADMIN_PERM, .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | - NL80211_FLAG_NO_WIPHY_MTX), + NL80211_FLAG_NO_WIPHY_MTX | + NL80211_FLAG_MLO_UNSUPPORTED), }, { .cmd = NL80211_CMD_GET_PROTOCOL_FEATURES, @@ -16217,7 +16481,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_channel_switch, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_VENDOR, @@ -16240,7 +16505,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_add_tx_ts, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_MLO_UNSUPPORTED), }, { .cmd = NL80211_CMD_DEL_TX_TS, @@ -16301,7 +16567,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .cmd = NL80211_CMD_GET_FTM_RESPONDER_STATS, .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, .doit = nl80211_get_ftm_responder_stats, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_PEER_MEASUREMENT_START, @@ -16333,7 +16600,8 @@ static const struct genl_small_ops nl80211_small_ops[] = { .cmd = NL80211_CMD_SET_TID_CONFIG, .doit = nl80211_set_tid_config, .flags = GENL_UNS_ADMIN_PERM, - .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV), + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV | + NL80211_FLAG_MLO_VALID_LINK_ID), }, { .cmd = NL80211_CMD_SET_SAR_SPECS, @@ -16357,6 +16625,19 @@ static const struct genl_small_ops nl80211_small_ops[] = { .flags = GENL_UNS_ADMIN_PERM, .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), }, + { + .cmd = NL80211_CMD_ADD_LINK, + .doit = nl80211_add_link, + .flags = GENL_UNS_ADMIN_PERM, + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP), + }, + { + .cmd = NL80211_CMD_REMOVE_LINK, + .doit = nl80211_remove_link, + .flags = GENL_UNS_ADMIN_PERM, + .internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP | + NL80211_FLAG_MLO_VALID_LINK_ID), + }, }; static struct genl_family nl80211_fam __ro_after_init = { @@ -17984,23 +18265,37 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, } void cfg80211_ch_switch_notify(struct net_device *dev, - struct cfg80211_chan_def *chandef) + struct cfg80211_chan_def *chandef, + unsigned int link_id) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy); ASSERT_WDEV_LOCK(wdev); + WARN_INVALID_LINK_ID(wdev, link_id); - trace_cfg80211_ch_switch_notify(dev, chandef); - - wdev->chandef = *chandef; - wdev->preset_chandef = *chandef; + trace_cfg80211_ch_switch_notify(dev, chandef, link_id); - if ((wdev->iftype == NL80211_IFTYPE_STATION || - wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) && - !WARN_ON(!wdev->current_bss)) - cfg80211_update_assoc_bss_entry(wdev, chandef->chan); + switch (wdev->iftype) { + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: + if (!WARN_ON(!wdev->links[link_id].client.current_bss)) + cfg80211_update_assoc_bss_entry(wdev, link_id, + chandef->chan); + break; + case NL80211_IFTYPE_MESH_POINT: + wdev->u.mesh.chandef = *chandef; + wdev->u.mesh.preset_chandef = *chandef; + break; + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + wdev->links[link_id].ap.chandef = *chandef; + break; + default: + WARN_ON(1); + break; + } cfg80211_sched_dfs_chan_update(rdev); diff --git a/net/wireless/ocb.c b/net/wireless/ocb.c index 2d26a6d980bf..27a1732264f9 100644 --- a/net/wireless/ocb.c +++ b/net/wireless/ocb.c @@ -4,6 +4,7 @@ * * Copyright: (c) 2014 Czech Technical University in Prague * (c) 2014 Volkswagen Group Research + * Copyright (C) 2022 Intel Corporation * Author: Rostislav Lisovy * Funded by: Volkswagen Group Research */ @@ -34,7 +35,7 @@ int __cfg80211_join_ocb(struct cfg80211_registered_device *rdev, err = rdev_join_ocb(rdev, dev, setup); if (!err) - wdev->chandef = setup->chandef; + wdev->u.ocb.chandef = setup->chandef; return err; } @@ -69,7 +70,7 @@ int __cfg80211_leave_ocb(struct cfg80211_registered_device *rdev, err = rdev_leave_ocb(rdev, dev); if (!err) - memset(&wdev->chandef, 0, sizeof(wdev->chandef)); + memset(&wdev->u.ocb.chandef, 0, sizeof(wdev->u.ocb.chandef)); return err; } diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h index 439bcf52369c..d2300eff03ae 100644 --- a/net/wireless/rdev-ops.h +++ b/net/wireless/rdev-ops.h @@ -1,4 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0 */ +/* + * Portions of this file + * Copyright(c) 2016-2017 Intel Deutschland GmbH + * Copyright (C) 2018, 2021-2022 Intel Corporation + */ #ifndef __CFG80211_RDEV_OPS #define __CFG80211_RDEV_OPS @@ -172,11 +177,11 @@ static inline int rdev_change_beacon(struct cfg80211_registered_device *rdev, } static inline int rdev_stop_ap(struct cfg80211_registered_device *rdev, - struct net_device *dev) + struct net_device *dev, unsigned int link_id) { int ret; - trace_rdev_stop_ap(&rdev->wiphy, dev); - ret = rdev->ops->stop_ap(&rdev->wiphy, dev); + trace_rdev_stop_ap(&rdev->wiphy, dev, link_id); + ret = rdev->ops->stop_ap(&rdev->wiphy, dev, link_id); trace_rdev_return_int(&rdev->wiphy, ret); return ret; } @@ -651,12 +656,14 @@ static inline int rdev_testmode_dump(struct cfg80211_registered_device *rdev, static inline int rdev_set_bitrate_mask(struct cfg80211_registered_device *rdev, - struct net_device *dev, const u8 *peer, + struct net_device *dev, unsigned int link_id, + const u8 *peer, const struct cfg80211_bitrate_mask *mask) { int ret; - trace_rdev_set_bitrate_mask(&rdev->wiphy, dev, peer, mask); - ret = rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, peer, mask); + trace_rdev_set_bitrate_mask(&rdev->wiphy, dev, link_id, peer, mask); + ret = rdev->ops->set_bitrate_mask(&rdev->wiphy, dev, link_id, + peer, mask); trace_rdev_return_int(&rdev->wiphy, ret); return ret; } @@ -944,12 +951,13 @@ static inline int rdev_set_noack_map(struct cfg80211_registered_device *rdev, static inline int rdev_get_channel(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev, + unsigned int link_id, struct cfg80211_chan_def *chandef) { int ret; - trace_rdev_get_channel(&rdev->wiphy, wdev); - ret = rdev->ops->get_channel(&rdev->wiphy, wdev, chandef); + trace_rdev_get_channel(&rdev->wiphy, wdev, link_id); + ret = rdev->ops->get_channel(&rdev->wiphy, wdev, link_id, chandef); trace_rdev_return_chandef(&rdev->wiphy, ret, chandef); return ret; @@ -1107,12 +1115,14 @@ static inline int rdev_set_qos_map(struct cfg80211_registered_device *rdev, static inline int rdev_set_ap_chanwidth(struct cfg80211_registered_device *rdev, - struct net_device *dev, struct cfg80211_chan_def *chandef) + struct net_device *dev, + unsigned int link_id, + struct cfg80211_chan_def *chandef) { int ret; - trace_rdev_set_ap_chanwidth(&rdev->wiphy, dev, chandef); - ret = rdev->ops->set_ap_chanwidth(&rdev->wiphy, dev, chandef); + trace_rdev_set_ap_chanwidth(&rdev->wiphy, dev, link_id, chandef); + ret = rdev->ops->set_ap_chanwidth(&rdev->wiphy, dev, link_id, chandef); trace_rdev_return_int(&rdev->wiphy, ret); return ret; diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 58e83ce642ad..c7383ede794f 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -5,7 +5,7 @@ * Copyright 2008-2011 Luis R. Rodriguez * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2021 Intel Corporation + * Copyright (C) 2018 - 2022 Intel Corporation * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -2370,6 +2370,7 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev) struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy); enum nl80211_iftype iftype; bool ret; + int link; wdev_lock(wdev); iftype = wdev->iftype; @@ -2378,62 +2379,83 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev) if (!wdev->netdev || !netif_running(wdev->netdev)) goto wdev_inactive_unlock; - switch (iftype) { - case NL80211_IFTYPE_AP: - case NL80211_IFTYPE_P2P_GO: - case NL80211_IFTYPE_MESH_POINT: - if (!wdev->beacon_interval) - goto wdev_inactive_unlock; - chandef = wdev->chandef; - break; - case NL80211_IFTYPE_ADHOC: - if (!wdev->ssid_len) - goto wdev_inactive_unlock; - chandef = wdev->chandef; - break; - case NL80211_IFTYPE_STATION: - case NL80211_IFTYPE_P2P_CLIENT: - if (!wdev->current_bss || - !wdev->current_bss->pub.channel) - goto wdev_inactive_unlock; - - if (!rdev->ops->get_channel || - rdev_get_channel(rdev, wdev, &chandef)) - cfg80211_chandef_create(&chandef, - wdev->current_bss->pub.channel, - NL80211_CHAN_NO_HT); - break; - case NL80211_IFTYPE_MONITOR: - case NL80211_IFTYPE_AP_VLAN: - case NL80211_IFTYPE_P2P_DEVICE: - /* no enforcement required */ - break; - default: - /* others not implemented for now */ - WARN_ON(1); - break; - } + for (link = 0; link < ARRAY_SIZE(wdev->links); link++) { + struct ieee80211_channel *chan; - wdev_unlock(wdev); + if (!wdev->valid_links && link > 0) + break; + if (!(wdev->valid_links & BIT(link))) + continue; + switch (iftype) { + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + case NL80211_IFTYPE_MESH_POINT: + if (!wdev->u.mesh.beacon_interval) + continue; + chandef = wdev->u.mesh.chandef; + break; + case NL80211_IFTYPE_ADHOC: + if (!wdev->u.ibss.ssid_len) + continue; + chandef = wdev->u.ibss.chandef; + break; + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: + /* Maybe we could consider disabling that link only? */ + if (!wdev->links[link].client.current_bss) + continue; - switch (iftype) { - case NL80211_IFTYPE_AP: - case NL80211_IFTYPE_P2P_GO: - case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_MESH_POINT: - wiphy_lock(wiphy); - ret = cfg80211_reg_can_beacon_relax(wiphy, &chandef, iftype); - wiphy_unlock(wiphy); + chan = wdev->links[link].client.current_bss->pub.channel; + if (!chan) + continue; - return ret; - case NL80211_IFTYPE_STATION: - case NL80211_IFTYPE_P2P_CLIENT: - return cfg80211_chandef_usable(wiphy, &chandef, - IEEE80211_CHAN_DISABLED); - default: - break; + if (!rdev->ops->get_channel || + rdev_get_channel(rdev, wdev, link, &chandef)) + cfg80211_chandef_create(&chandef, chan, + NL80211_CHAN_NO_HT); + break; + case NL80211_IFTYPE_MONITOR: + case NL80211_IFTYPE_AP_VLAN: + case NL80211_IFTYPE_P2P_DEVICE: + /* no enforcement required */ + break; + default: + /* others not implemented for now */ + WARN_ON(1); + break; + } + + wdev_unlock(wdev); + + switch (iftype) { + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + case NL80211_IFTYPE_ADHOC: + case NL80211_IFTYPE_MESH_POINT: + wiphy_lock(wiphy); + ret = cfg80211_reg_can_beacon_relax(wiphy, &chandef, + iftype); + wiphy_unlock(wiphy); + + if (!ret) + return ret; + break; + case NL80211_IFTYPE_STATION: + case NL80211_IFTYPE_P2P_CLIENT: + ret = cfg80211_chandef_usable(wiphy, &chandef, + IEEE80211_CHAN_DISABLED); + if (!ret) + return ret; + break; + default: + break; + } + + wdev_lock(wdev); } + wdev_unlock(wdev); + return true; wdev_inactive_unlock: @@ -4215,8 +4237,17 @@ static void cfg80211_check_and_end_cac(struct cfg80211_registered_device *rdev) * In both cases we should end the CAC on the wdev. */ list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { - if (wdev->cac_started && - !cfg80211_chandef_dfs_usable(&rdev->wiphy, &wdev->chandef)) + struct cfg80211_chan_def *chandef; + + if (!wdev->cac_started) + continue; + + /* FIXME: radar detection is tied to link 0 for now */ + chandef = wdev_chandef(wdev, 0); + if (!chandef) + continue; + + if (!cfg80211_chandef_dfs_usable(&rdev->wiphy, chandef)) rdev_end_cac(rdev, wdev->netdev); } } diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 6d82bd9eaf8c..0134e5d5c81a 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -5,7 +5,7 @@ * Copyright 2008 Johannes Berg * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2016 Intel Deutschland GmbH - * Copyright (C) 2018-2021 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ #include #include @@ -2617,7 +2617,8 @@ void cfg80211_bss_iter(struct wiphy *wiphy, spin_lock_bh(&rdev->bss_lock); list_for_each_entry(bss, &rdev->bss_list, list) { - if (!chandef || cfg80211_is_sub_chan(chandef, bss->pub.channel)) + if (!chandef || cfg80211_is_sub_chan(chandef, bss->pub.channel, + false)) iter(wiphy, &bss->pub, iter_data); } @@ -2626,11 +2627,12 @@ void cfg80211_bss_iter(struct wiphy *wiphy, EXPORT_SYMBOL(cfg80211_bss_iter); void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev, + unsigned int link_id, struct ieee80211_channel *chan) { struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy); - struct cfg80211_internal_bss *cbss = wdev->current_bss; + struct cfg80211_internal_bss *cbss = wdev->links[link_id].client.current_bss; struct cfg80211_internal_bss *new = NULL; struct cfg80211_internal_bss *bss; struct cfg80211_bss *nontrans_bss; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index ff4d48fcbfb2..35602201057b 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -5,7 +5,7 @@ * (for nl80211's connect() and wext) * * Copyright 2009 Johannes Berg - * Copyright (C) 2009, 2020 Intel Corporation. All rights reserved. + * Copyright (C) 2009, 2020, 2022 Intel Corporation. All rights reserved. * Copyright 2017 Intel Deutschland GmbH */ @@ -454,6 +454,20 @@ void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev) schedule_work(&rdev->conn_work); } +static void cfg80211_wdev_release_bsses(struct wireless_dev *wdev) +{ + unsigned int link; + + for_each_valid_link(wdev, link) { + if (!wdev->links[link].client.current_bss) + continue; + cfg80211_unhold_bss(wdev->links[link].client.current_bss); + cfg80211_put_bss(wdev->wiphy, + &wdev->links[link].client.current_bss->pub); + wdev->links[link].client.current_bss = NULL; + } +} + static int cfg80211_sme_get_conn_ies(struct wireless_dev *wdev, const u8 *ies, size_t ies_len, const u8 **out_ies, size_t *out_ies_len) @@ -521,12 +535,11 @@ static int cfg80211_sme_connect(struct wireless_dev *wdev, if (!rdev->ops->auth || !rdev->ops->assoc) return -EOPNOTSUPP; - if (wdev->current_bss) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); - wdev->current_bss = NULL; + cfg80211_wdev_release_bsses(wdev); + if (wdev->connected) { cfg80211_sme_free(wdev); + wdev->connected = false; } if (wdev->conn) @@ -563,8 +576,8 @@ static int cfg80211_sme_connect(struct wireless_dev *wdev, wdev->conn->auto_auth = false; } - wdev->conn->params.ssid = wdev->ssid; - wdev->conn->params.ssid_len = wdev->ssid_len; + wdev->conn->params.ssid = wdev->u.client.ssid; + wdev->conn->params.ssid_len = wdev->u.client.ssid_len; /* see if we have the bss already */ bss = cfg80211_get_conn_bss(wdev); @@ -648,7 +661,7 @@ static bool cfg80211_is_all_idle(void) list_for_each_entry(rdev, &cfg80211_rdev_list, list) { list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { wdev_lock(wdev); - if (wdev->conn || wdev->current_bss || + if (wdev->conn || wdev->connected || cfg80211_beaconing_iface_active(wdev)) is_all_idle = false; wdev_unlock(wdev); @@ -668,7 +681,6 @@ static void disconnect_work(struct work_struct *work) DECLARE_WORK(cfg80211_disconnect_work, disconnect_work); - /* * API calls for drivers implementing connect/disconnect and * SME event handling @@ -729,23 +741,19 @@ void __cfg80211_connect_result(struct net_device *dev, if (!cr->bss && (cr->status == WLAN_STATUS_SUCCESS)) { WARN_ON_ONCE(!wiphy_to_rdev(wdev->wiphy)->ops->connect); cr->bss = cfg80211_get_bss(wdev->wiphy, NULL, cr->bssid, - wdev->ssid, wdev->ssid_len, + wdev->u.client.ssid, wdev->u.client.ssid_len, wdev->conn_bss_type, IEEE80211_PRIVACY_ANY); if (cr->bss) cfg80211_hold_bss(bss_from_pub(cr->bss)); } - if (wdev->current_bss) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); - wdev->current_bss = NULL; - } + cfg80211_wdev_release_bsses(wdev); if (cr->status != WLAN_STATUS_SUCCESS) { kfree_sensitive(wdev->connect_keys); wdev->connect_keys = NULL; - wdev->ssid_len = 0; + wdev->u.client.ssid_len = 0; wdev->conn_owner_nlportid = 0; if (cr->bss) { cfg80211_unhold_bss(bss_from_pub(cr->bss)); @@ -758,7 +766,9 @@ void __cfg80211_connect_result(struct net_device *dev, if (WARN_ON(!cr->bss)) return; - wdev->current_bss = bss_from_pub(cr->bss); + wdev->links[0].client.current_bss = bss_from_pub(cr->bss); + wdev->connected = true; + ether_addr_copy(wdev->u.client.connected_addr, cr->bss->bssid); if (!(wdev->wiphy->flags & WIPHY_FLAG_HAS_STATIC_WEP)) cfg80211_upload_connect_keys(wdev); @@ -801,7 +811,7 @@ void cfg80211_connect_done(struct net_device *dev, found = cfg80211_get_bss(wdev->wiphy, NULL, params->bss->bssid, - wdev->ssid, wdev->ssid_len, + wdev->u.client.ssid, wdev->u.client.ssid_len, wdev->conn_bss_type, IEEE80211_PRIVACY_ANY); if (found) { @@ -906,18 +916,17 @@ void __cfg80211_roamed(struct wireless_dev *wdev, wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)) goto out; - if (WARN_ON(!wdev->current_bss)) + if (WARN_ON(!wdev->connected)) goto out; - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); - wdev->current_bss = NULL; + cfg80211_wdev_release_bsses(wdev); if (WARN_ON(!info->bss)) return; cfg80211_hold_bss(bss_from_pub(info->bss)); - wdev->current_bss = bss_from_pub(info->bss); + wdev->links[0].client.current_bss = bss_from_pub(info->bss); + ether_addr_copy(wdev->u.client.connected_addr, info->bss->bssid); wdev->unprot_beacon_reported = 0; nl80211_send_roamed(wiphy_to_rdev(wdev->wiphy), @@ -963,8 +972,8 @@ void cfg80211_roamed(struct net_device *dev, struct cfg80211_roam_info *info, if (!info->bss) { info->bss = cfg80211_get_bss(wdev->wiphy, info->channel, - info->bssid, wdev->ssid, - wdev->ssid_len, + info->bssid, wdev->u.client.ssid, + wdev->u.client.ssid_len, wdev->conn_bss_type, IEEE80211_PRIVACY_ANY); } @@ -1034,8 +1043,8 @@ void __cfg80211_port_authorized(struct wireless_dev *wdev, const u8 *bssid) if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) return; - if (WARN_ON(!wdev->current_bss) || - WARN_ON(!ether_addr_equal(wdev->current_bss->pub.bssid, bssid))) + if (WARN_ON(!wdev->connected) || + WARN_ON(!ether_addr_equal(wdev->u.client.connected_addr, bssid))) return; nl80211_send_port_authorized(wiphy_to_rdev(wdev->wiphy), wdev->netdev, @@ -1087,13 +1096,9 @@ void __cfg80211_disconnected(struct net_device *dev, const u8 *ie, wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)) return; - if (wdev->current_bss) { - cfg80211_unhold_bss(wdev->current_bss); - cfg80211_put_bss(wdev->wiphy, &wdev->current_bss->pub); - } - - wdev->current_bss = NULL; - wdev->ssid_len = 0; + cfg80211_wdev_release_bsses(wdev); + wdev->connected = false; + wdev->u.client.ssid_len = 0; wdev->conn_owner_nlportid = 0; kfree_sensitive(wdev->connect_keys); wdev->connect_keys = NULL; @@ -1182,19 +1187,20 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, * already connected, so reject a new SSID unless it's the * same (which is the case for re-association.) */ - if (wdev->ssid_len && - (wdev->ssid_len != connect->ssid_len || - memcmp(wdev->ssid, connect->ssid, wdev->ssid_len))) + if (wdev->u.client.ssid_len && + (wdev->u.client.ssid_len != connect->ssid_len || + memcmp(wdev->u.client.ssid, connect->ssid, wdev->u.client.ssid_len))) return -EALREADY; /* * If connected, reject (re-)association unless prev_bssid * matches the current BSSID. */ - if (wdev->current_bss) { + if (wdev->connected) { if (!prev_bssid) return -EALREADY; - if (!ether_addr_equal(prev_bssid, wdev->current_bss->pub.bssid)) + if (!ether_addr_equal(prev_bssid, + wdev->u.client.connected_addr)) return -ENOTCONN; } @@ -1245,8 +1251,8 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, } wdev->connect_keys = connkeys; - memcpy(wdev->ssid, connect->ssid, connect->ssid_len); - wdev->ssid_len = connect->ssid_len; + memcpy(wdev->u.client.ssid, connect->ssid, connect->ssid_len); + wdev->u.client.ssid_len = connect->ssid_len; wdev->conn_bss_type = connect->pbss ? IEEE80211_BSS_TYPE_PBSS : IEEE80211_BSS_TYPE_ESS; @@ -1262,8 +1268,8 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, * This could be reassoc getting refused, don't clear * ssid_len in that case. */ - if (!wdev->current_bss) - wdev->ssid_len = 0; + if (!wdev->connected) + wdev->u.client.ssid_len = 0; return err; } @@ -1287,7 +1293,7 @@ int cfg80211_disconnect(struct cfg80211_registered_device *rdev, err = cfg80211_sme_disconnect(wdev, reason); else if (!rdev->ops->disconnect) cfg80211_mlme_down(rdev, dev); - else if (wdev->ssid_len) + else if (wdev->u.client.ssid_len) err = rdev_disconnect(rdev, dev, reason); /* @@ -1295,8 +1301,8 @@ int cfg80211_disconnect(struct cfg80211_registered_device *rdev, * in which case cfg80211_disconnected() will take care of * this later. */ - if (!wdev->current_bss) - wdev->ssid_len = 0; + if (!wdev->connected) + wdev->u.client.ssid_len = 0; return err; } @@ -1320,7 +1326,7 @@ void cfg80211_autodisconnect_wk(struct work_struct *work) break; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - __cfg80211_stop_ap(rdev, wdev->netdev, false); + __cfg80211_stop_ap(rdev, wdev->netdev, -1, false); break; case NL80211_IFTYPE_MESH_POINT: __cfg80211_leave_mesh(rdev, wdev->netdev); @@ -1332,7 +1338,7 @@ void cfg80211_autodisconnect_wk(struct work_struct *work) * ops->disconnect not implemented. Otherwise we can * use cfg80211_disconnect. */ - if (rdev->ops->disconnect || wdev->current_bss) + if (rdev->ops->disconnect || wdev->connected) cfg80211_disconnect(rdev, wdev->netdev, WLAN_REASON_DEAUTH_LEAVING, true); diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 228079d7690a..3b2c956b8d78 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -569,6 +569,7 @@ TRACE_EVENT(rdev_start_ap, __field(bool, privacy) __field(enum nl80211_auth_type, auth_type) __field(int, inactivity_timeout) + __field(unsigned int, link_id) ), TP_fast_assign( WIPHY_ASSIGN; @@ -583,16 +584,17 @@ TRACE_EVENT(rdev_start_ap, __entry->inactivity_timeout = settings->inactivity_timeout; memset(__entry->ssid, 0, IEEE80211_MAX_SSID_LEN + 1); memcpy(__entry->ssid, settings->ssid, settings->ssid_len); + __entry->link_id = settings->beacon.link_id; ), TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", AP settings - ssid: %s, " CHAN_DEF_PR_FMT ", beacon interval: %d, dtim period: %d, " "hidden ssid: %d, wpa versions: %u, privacy: %s, " - "auth type: %d, inactivity timeout: %d", + "auth type: %d, inactivity timeout: %d, link_id: %d", WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->ssid, CHAN_DEF_PR_ARG, __entry->beacon_interval, __entry->dtim_period, __entry->hidden_ssid, __entry->wpa_ver, BOOL_TO_STR(__entry->privacy), __entry->auth_type, - __entry->inactivity_timeout) + __entry->inactivity_timeout, __entry->link_id) ); TRACE_EVENT(rdev_change_beacon, @@ -602,6 +604,7 @@ TRACE_EVENT(rdev_change_beacon, TP_STRUCT__entry( WIPHY_ENTRY NETDEV_ENTRY + __field(int, link_id) __dynamic_array(u8, head, info ? info->head_len : 0) __dynamic_array(u8, tail, info ? info->tail_len : 0) __dynamic_array(u8, beacon_ies, info ? info->beacon_ies_len : 0) @@ -615,6 +618,7 @@ TRACE_EVENT(rdev_change_beacon, WIPHY_ASSIGN; NETDEV_ASSIGN; if (info) { + __entry->link_id = info->link_id; if (info->head) memcpy(__get_dynamic_array(head), info->head, info->head_len); @@ -635,9 +639,30 @@ TRACE_EVENT(rdev_change_beacon, if (info->probe_resp) memcpy(__get_dynamic_array(probe_resp), info->probe_resp, info->probe_resp_len); + } else { + __entry->link_id = -1; } ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT, WIPHY_PR_ARG, NETDEV_PR_ARG) + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", link_id:%d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->link_id) +); + +TRACE_EVENT(rdev_stop_ap, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + unsigned int link_id), + TP_ARGS(wiphy, netdev, link_id), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(unsigned int, link_id) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->link_id = link_id; + ), + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", link_id: %d", + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->link_id) ); DECLARE_EVENT_CLASS(wiphy_netdev_evt, @@ -654,11 +679,6 @@ DECLARE_EVENT_CLASS(wiphy_netdev_evt, TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT, WIPHY_PR_ARG, NETDEV_PR_ARG) ); -DEFINE_EVENT(wiphy_netdev_evt, rdev_stop_ap, - TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), - TP_ARGS(wiphy, netdev) -); - DEFINE_EVENT(wiphy_netdev_evt, rdev_set_rekey_data, TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), TP_ARGS(wiphy, netdev) @@ -1619,20 +1639,24 @@ TRACE_EVENT(rdev_testmode_dump, TRACE_EVENT(rdev_set_bitrate_mask, TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + unsigned int link_id, const u8 *peer, const struct cfg80211_bitrate_mask *mask), - TP_ARGS(wiphy, netdev, peer, mask), + TP_ARGS(wiphy, netdev, link_id, peer, mask), TP_STRUCT__entry( WIPHY_ENTRY NETDEV_ENTRY + __field(unsigned int, link_id) MAC_ENTRY(peer) ), TP_fast_assign( WIPHY_ASSIGN; NETDEV_ASSIGN; + __entry->link_id = link_id; MAC_ASSIGN(peer, peer); ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT, - WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer)) + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", link_id: %d, peer: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->link_id, + MAC_PR_ARG(peer)) ); TRACE_EVENT(rdev_update_mgmt_frame_registrations, @@ -2040,9 +2064,22 @@ TRACE_EVENT(rdev_set_noack_map, WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->noack_map) ); -DEFINE_EVENT(wiphy_wdev_evt, rdev_get_channel, - TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev), - TP_ARGS(wiphy, wdev) +TRACE_EVENT(rdev_get_channel, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id), + TP_ARGS(wiphy, wdev, link_id), + TP_STRUCT__entry( + WIPHY_ENTRY + WDEV_ENTRY + __field(unsigned int, link_id) + ), + TP_fast_assign( + WIPHY_ASSIGN; + WDEV_ASSIGN; + __entry->link_id = link_id; + ), + TP_printk(WIPHY_PR_FMT ", " WDEV_PR_FMT ", link_id: %u", + WIPHY_PR_ARG, WDEV_PR_ARG, __entry->link_id) ); TRACE_EVENT(rdev_return_chandef, @@ -2296,20 +2333,24 @@ TRACE_EVENT(rdev_set_qos_map, TRACE_EVENT(rdev_set_ap_chanwidth, TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + unsigned int link_id, struct cfg80211_chan_def *chandef), - TP_ARGS(wiphy, netdev, chandef), + TP_ARGS(wiphy, netdev, link_id, chandef), TP_STRUCT__entry( WIPHY_ENTRY NETDEV_ENTRY CHAN_DEF_ENTRY + __field(unsigned int, link_id) ), TP_fast_assign( WIPHY_ASSIGN; NETDEV_ASSIGN; CHAN_DEF_ASSIGN(chandef); + __entry->link_id = link_id; ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT, - WIPHY_PR_ARG, NETDEV_PR_ARG, CHAN_DEF_PR_ARG) + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ", link:%d", + WIPHY_PR_ARG, NETDEV_PR_ARG, CHAN_DEF_PR_ARG, + __entry->link_id) ); TRACE_EVENT(rdev_add_tx_ts, @@ -3022,18 +3063,21 @@ TRACE_EVENT(cfg80211_chandef_dfs_required, TRACE_EVENT(cfg80211_ch_switch_notify, TP_PROTO(struct net_device *netdev, - struct cfg80211_chan_def *chandef), - TP_ARGS(netdev, chandef), + struct cfg80211_chan_def *chandef, + unsigned int link_id), + TP_ARGS(netdev, chandef, link_id), TP_STRUCT__entry( NETDEV_ENTRY CHAN_DEF_ENTRY + __field(unsigned int, link_id) ), TP_fast_assign( NETDEV_ASSIGN; CHAN_DEF_ASSIGN(chandef); + __entry->link_id = link_id; ), - TP_printk(NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT, - NETDEV_PR_ARG, CHAN_DEF_PR_ARG) + TP_printk(NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ", link:%d", + NETDEV_PR_ARG, CHAN_DEF_PR_ARG, __entry->link_id) ); TRACE_EVENT(cfg80211_ch_switch_started_notify, diff --git a/net/wireless/util.c b/net/wireless/util.c index a60d7d638e72..b7257862e0fe 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -5,7 +5,7 @@ * Copyright 2007-2009 Johannes Berg * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ #include #include @@ -1041,7 +1041,6 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, return -EBUSY; dev->ieee80211_ptr->use_4addr = false; - dev->ieee80211_ptr->mesh_id_up_len = 0; wdev_lock(dev->ieee80211_ptr); rdev_set_qos_map(rdev, dev, NULL); wdev_unlock(dev->ieee80211_ptr); @@ -1049,7 +1048,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, switch (otype) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - cfg80211_stop_ap(rdev, dev, true); + cfg80211_stop_ap(rdev, dev, -1, true); break; case NL80211_IFTYPE_ADHOC: cfg80211_leave_ibss(rdev, dev, false); @@ -1073,6 +1072,11 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, cfg80211_process_rdev_events(rdev); cfg80211_mlme_purge_registrations(dev->ieee80211_ptr); + + memset(&dev->ieee80211_ptr->u, 0, + sizeof(dev->ieee80211_ptr->u)); + memset(&dev->ieee80211_ptr->links, 0, + sizeof(dev->ieee80211_ptr->links)); } err = rdev_change_virtual_intf(rdev, dev, ntype, params); @@ -1930,6 +1934,24 @@ bool ieee80211_chandef_to_operating_class(struct cfg80211_chan_def *chandef, } EXPORT_SYMBOL(ieee80211_chandef_to_operating_class); +static int cfg80211_wdev_bi(struct wireless_dev *wdev) +{ + switch (wdev->iftype) { + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + WARN_ON(wdev->valid_links); + return wdev->links[0].ap.beacon_interval; + case NL80211_IFTYPE_MESH_POINT: + return wdev->u.mesh.beacon_interval; + case NL80211_IFTYPE_ADHOC: + return wdev->u.ibss.beacon_interval; + default: + break; + } + + return 0; +} + static void cfg80211_calculate_bi_data(struct wiphy *wiphy, u32 new_beacon_int, u32 *beacon_int_gcd, bool *beacon_int_different) @@ -1940,19 +1962,27 @@ static void cfg80211_calculate_bi_data(struct wiphy *wiphy, u32 new_beacon_int, *beacon_int_different = false; list_for_each_entry(wdev, &wiphy->wdev_list, list) { - if (!wdev->beacon_interval) + int wdev_bi; + + /* this feature isn't supported with MLO */ + if (wdev->valid_links) + continue; + + wdev_bi = cfg80211_wdev_bi(wdev); + + if (!wdev_bi) continue; if (!*beacon_int_gcd) { - *beacon_int_gcd = wdev->beacon_interval; + *beacon_int_gcd = wdev_bi; continue; } - if (wdev->beacon_interval == *beacon_int_gcd) + if (wdev_bi == *beacon_int_gcd) continue; *beacon_int_different = true; - *beacon_int_gcd = gcd(*beacon_int_gcd, wdev->beacon_interval); + *beacon_int_gcd = gcd(*beacon_int_gcd, wdev_bi); } if (new_beacon_int && *beacon_int_gcd != new_beacon_int) { diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index a32065d600a1..a9767bfe7330 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -7,7 +7,7 @@ * we directly assign the wireless handlers of wireless interfaces. * * Copyright 2008-2009 Johannes Berg - * Copyright (C) 2019-2021 Intel Corporation + * Copyright (C) 2019-2022 Intel Corporation */ #include @@ -415,6 +415,9 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, int err, i; bool rejoin = false; + if (wdev->valid_links) + return -EINVAL; + if (pairwise && !addr) return -EINVAL; @@ -437,7 +440,7 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, return -EOPNOTSUPP; if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC) { - if (!wdev->current_bss) + if (!wdev->connected) return -ENOLINK; if (!rdev->ops->set_default_mgmt_key) @@ -450,7 +453,9 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, if (remove) { err = 0; - if (wdev->current_bss) { + if (wdev->connected || + (wdev->iftype == NL80211_IFTYPE_ADHOC && + wdev->u.ibss.current_bss)) { /* * If removing the current TX key, we will need to * join a new IBSS without the privacy bit clear. @@ -501,7 +506,9 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, return -EINVAL; err = 0; - if (wdev->current_bss) + if (wdev->connected || + (wdev->iftype == NL80211_IFTYPE_ADHOC && + wdev->u.ibss.current_bss)) err = rdev_add_key(rdev, dev, idx, pairwise, addr, params); else if (params->cipher != WLAN_CIPHER_SUITE_WEP40 && params->cipher != WLAN_CIPHER_SUITE_WEP104) @@ -526,7 +533,9 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, if ((params->cipher == WLAN_CIPHER_SUITE_WEP40 || params->cipher == WLAN_CIPHER_SUITE_WEP104) && (tx_key || (!addr && wdev->wext.default_key == -1))) { - if (wdev->current_bss) { + if (wdev->connected || + (wdev->iftype == NL80211_IFTYPE_ADHOC && + wdev->u.ibss.current_bss)) { /* * If we are getting a new TX key from not having * had one before we need to join a new IBSS with @@ -549,7 +558,9 @@ static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC && (tx_key || (!addr && wdev->wext.default_mgmt_key == -1))) { - if (wdev->current_bss) + if (wdev->connected || + (wdev->iftype == NL80211_IFTYPE_ADHOC && + wdev->u.ibss.current_bss)) err = rdev_set_default_mgmt_key(rdev, dev, idx); if (!err) wdev->wext.default_mgmt_key = idx; @@ -595,6 +606,11 @@ static int cfg80211_wext_siwencode(struct net_device *dev, return -EOPNOTSUPP; wiphy_lock(&rdev->wiphy); + if (wdev->valid_links) { + err = -EOPNOTSUPP; + goto out; + } + idx = erq->flags & IW_ENCODE_INDEX; if (idx == 0) { idx = wdev->wext.default_key; @@ -613,7 +629,9 @@ static int cfg80211_wext_siwencode(struct net_device *dev, /* No key data - just set the default TX key index */ err = 0; wdev_lock(wdev); - if (wdev->current_bss) + if (wdev->connected || + (wdev->iftype == NL80211_IFTYPE_ADHOC && + wdev->u.ibss.current_bss)) err = rdev_set_default_key(rdev, dev, idx, true, true); if (!err) @@ -865,7 +883,7 @@ static int cfg80211_wext_giwfreq(struct net_device *dev, break; } - ret = rdev_get_channel(rdev, wdev, &chandef); + ret = rdev_get_channel(rdev, wdev, 0, &chandef); if (ret) break; freq->m = chandef.chan->center_freq; @@ -1270,7 +1288,10 @@ static int cfg80211_wext_siwrate(struct net_device *dev, return -EINVAL; wiphy_lock(&rdev->wiphy); - ret = rdev_set_bitrate_mask(rdev, dev, NULL, &mask); + if (dev->ieee80211_ptr->valid_links) + ret = -EOPNOTSUPP; + else + ret = rdev_set_bitrate_mask(rdev, dev, 0, NULL, &mask); wiphy_unlock(&rdev->wiphy); return ret; @@ -1294,8 +1315,9 @@ static int cfg80211_wext_giwrate(struct net_device *dev, err = 0; wdev_lock(wdev); - if (wdev->current_bss) - memcpy(addr, wdev->current_bss->pub.bssid, ETH_ALEN); + if (!wdev->valid_links && wdev->links[0].client.current_bss) + memcpy(addr, wdev->links[0].client.current_bss->pub.bssid, + ETH_ALEN); else err = -EOPNOTSUPP; wdev_unlock(wdev); @@ -1339,11 +1361,11 @@ static struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev) /* Grab BSSID of current BSS, if any */ wdev_lock(wdev); - if (!wdev->current_bss) { + if (wdev->valid_links || !wdev->links[0].client.current_bss) { wdev_unlock(wdev); return NULL; } - memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN); + memcpy(bssid, wdev->links[0].client.current_bss->pub.bssid, ETH_ALEN); wdev_unlock(wdev); memset(&sinfo, 0, sizeof(sinfo)); diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c index cd09a9042261..68f45afc352d 100644 --- a/net/wireless/wext-sme.c +++ b/net/wireless/wext-sme.c @@ -3,7 +3,7 @@ * cfg80211 wext compat for managed mode. * * Copyright 2009 Johannes Berg - * Copyright (C) 2009, 2020-2021 Intel Corporation. + * Copyright (C) 2009, 2020-2022 Intel Corporation */ #include @@ -124,9 +124,12 @@ int cfg80211_mgd_wext_giwfreq(struct net_device *dev, if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) return -EINVAL; + if (wdev->valid_links) + return -EOPNOTSUPP; + wdev_lock(wdev); - if (wdev->current_bss) - chan = wdev->current_bss->pub.channel; + if (wdev->links[0].client.current_bss) + chan = wdev->links[0].client.current_bss->pub.channel; else if (wdev->wext.connect.channel) chan = wdev->wext.connect.channel; wdev_unlock(wdev); @@ -208,15 +211,19 @@ int cfg80211_mgd_wext_giwessid(struct net_device *dev, if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) return -EINVAL; + if (wdev->valid_links) + return -EINVAL; + data->flags = 0; wdev_lock(wdev); - if (wdev->current_bss) { + if (wdev->links[0].client.current_bss) { const struct element *ssid_elem; rcu_read_lock(); - ssid_elem = ieee80211_bss_get_elem(&wdev->current_bss->pub, - WLAN_EID_SSID); + ssid_elem = ieee80211_bss_get_elem( + &wdev->links[0].client.current_bss->pub, + WLAN_EID_SSID); if (ssid_elem) { data->flags = 1; data->length = ssid_elem->datalen; @@ -300,8 +307,14 @@ int cfg80211_mgd_wext_giwap(struct net_device *dev, ap_addr->sa_family = ARPHRD_ETHER; wdev_lock(wdev); - if (wdev->current_bss) - memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN); + if (wdev->valid_links) { + wdev_unlock(wdev); + return -EOPNOTSUPP; + } + if (wdev->links[0].client.current_bss) + memcpy(ap_addr->sa_data, + wdev->links[0].client.current_bss->pub.bssid, + ETH_ALEN); else eth_zero_addr(ap_addr->sa_data); wdev_unlock(wdev); -- cgit v1.2.3 From d0a9123ef548def5c8880e83e5df948eb5b55c62 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 10 May 2022 13:26:44 +0200 Subject: wifi: mac80211: move some future per-link data to bss_conf To add MLD, reuse the bss_conf structure later for per-link information, so move some things into it that are per link. Most transformations were done with the following spatch: @@ expression sdata; identifier var = { chanctx_conf, mu_mimo_owner, csa_active, color_change_active, color_change_color }; @@ -sdata->vif.var +sdata->vif.bss_conf.var @@ struct ieee80211_vif *vif; identifier var = { chanctx_conf, mu_mimo_owner, csa_active, color_change_active, color_change_color }; @@ -vif->var +vif->bss_conf.var Signed-off-by: Johannes Berg --- drivers/net/wireless/ath/ath10k/htt_rx.c | 2 +- drivers/net/wireless/ath/ath10k/mac.c | 8 ++--- drivers/net/wireless/ath/ath10k/wmi-tlv.c | 2 +- drivers/net/wireless/ath/ath10k/wmi.c | 2 +- drivers/net/wireless/ath/ath11k/mac.c | 12 +++---- drivers/net/wireless/ath/ath11k/wmi.c | 4 +-- drivers/net/wireless/ath/ath9k/beacon.c | 2 +- drivers/net/wireless/ath/ath9k/htc_drv_beacon.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/coex.c | 6 ++-- drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 2 +- .../net/wireless/intel/iwlwifi/mvm/debugfs-vif.c | 4 +-- .../net/wireless/intel/iwlwifi/mvm/ftm-responder.c | 4 +-- drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 10 +++--- drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 10 +++--- drivers/net/wireless/intel/iwlwifi/mvm/power.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/rs.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/tdls.c | 4 +-- .../net/wireless/intel/iwlwifi/mvm/time-event.c | 4 +-- drivers/net/wireless/intel/iwlwifi/mvm/tx.c | 2 +- drivers/net/wireless/mac80211_hwsim.c | 22 +++++++----- drivers/net/wireless/mediatek/mt76/mac80211.c | 4 +-- drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 10 +++--- drivers/net/wireless/ti/wlcore/main.c | 2 +- include/net/mac80211.h | 40 ++++++++++----------- net/mac80211/airtime.c | 4 +-- net/mac80211/cfg.c | 40 ++++++++++----------- net/mac80211/chan.c | 39 ++++++++++---------- net/mac80211/driver-ops.h | 2 +- net/mac80211/ethtool.c | 4 +-- net/mac80211/ibss.c | 10 +++--- net/mac80211/ieee80211_i.h | 6 ++-- net/mac80211/iface.c | 8 ++--- net/mac80211/main.c | 4 +-- net/mac80211/mesh.c | 14 ++++---- net/mac80211/mlme.c | 42 +++++++++++----------- net/mac80211/ocb.c | 3 +- net/mac80211/offchannel.c | 6 ++-- net/mac80211/rate.c | 5 +-- net/mac80211/rx.c | 2 +- net/mac80211/sta_info.c | 2 +- net/mac80211/tdls.c | 6 ++-- net/mac80211/tx.c | 28 +++++++-------- net/mac80211/util.c | 16 ++++----- net/mac80211/vht.c | 6 ++-- 45 files changed, 209 insertions(+), 202 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index b8461501221a..8a075a711b71 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -3840,7 +3840,7 @@ ath10k_update_per_peer_tx_stats(struct ath10k *ar, switch (txrate.flags) { case WMI_RATE_PREAMBLE_OFDM: if (arsta->arvif && arsta->arvif->vif) - conf = rcu_dereference(arsta->arvif->vif->chanctx_conf); + conf = rcu_dereference(arsta->arvif->vif->bss_conf.chanctx_conf); if (conf && conf->def.chan->band == NL80211_BAND_5GHZ) arsta->tx_info.status.rates[0].idx = rate_idx - 4; break; diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index a04e18250dae..42c657b8b73e 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -659,7 +659,7 @@ int ath10k_mac_vif_chan(struct ieee80211_vif *vif, struct ieee80211_chanctx_conf *conf; rcu_read_lock(); - conf = rcu_dereference(vif->chanctx_conf); + conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (!conf) { rcu_read_unlock(); return -ENOENT; @@ -2028,7 +2028,7 @@ static void ath10k_mac_vif_ap_csa_count_down(struct ath10k_vif *arvif) if (arvif->vdev_type != WMI_VDEV_TYPE_AP) return; - if (!vif->csa_active) + if (!vif->bss_conf.csa_active) return; if (!arvif->is_up) @@ -8832,7 +8832,7 @@ ath10k_mac_change_chanctx_cnt_iter(void *data, u8 *mac, { struct ath10k_mac_change_chanctx_arg *arg = data; - if (rcu_access_pointer(vif->chanctx_conf) != arg->ctx) + if (rcu_access_pointer(vif->bss_conf.chanctx_conf) != arg->ctx) return; arg->n_vifs++; @@ -8845,7 +8845,7 @@ ath10k_mac_change_chanctx_fill_iter(void *data, u8 *mac, struct ath10k_mac_change_chanctx_arg *arg = data; struct ieee80211_chanctx_conf *ctx; - ctx = rcu_access_pointer(vif->chanctx_conf); + ctx = rcu_access_pointer(vif->bss_conf.chanctx_conf); if (ctx != arg->ctx) return; diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 7efbe03fbca8..876410a47d1d 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -205,7 +205,7 @@ static int ath10k_wmi_tlv_event_bcn_tx_status(struct ath10k *ar, } arvif = ath10k_get_arvif(ar, vdev_id); - if (arvif && arvif->is_up && arvif->vif->csa_active) + if (arvif && arvif->is_up && arvif->vif->bss_conf.csa_active) ieee80211_queue_work(ar->hw, &arvif->ap_csa_work); kfree(tb); diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index cd438f76f284..af19cab24c76 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -3882,7 +3882,7 @@ void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) * Once CSA counter is completed stop sending beacons until * actual channel switch is done */ - if (arvif->vif->csa_active && + if (arvif->vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(arvif->vif)) { ieee80211_csa_finish(arvif->vif); continue; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 42d2e8cf8125..f28e7feca318 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -505,7 +505,7 @@ static int ath11k_mac_vif_chan(struct ieee80211_vif *vif, struct ieee80211_chanctx_conf *conf; rcu_read_lock(); - conf = rcu_dereference(vif->chanctx_conf); + conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (!conf) { rcu_read_unlock(); return -ENOENT; @@ -1398,10 +1398,10 @@ void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif) { struct ieee80211_vif *vif = arvif->vif; - if (!vif->color_change_active && !arvif->bcca_zero_sent) + if (!vif->bss_conf.color_change_active && !arvif->bcca_zero_sent) return; - if (vif->color_change_active && ieee80211_beacon_cntdwn_is_complete(vif)) { + if (vif->bss_conf.color_change_active && ieee80211_beacon_cntdwn_is_complete(vif)) { arvif->bcca_zero_sent = true; ieee80211_color_change_finish(vif); return; @@ -1409,7 +1409,7 @@ void ath11k_mac_bcn_tx_event(struct ath11k_vif *arvif) arvif->bcca_zero_sent = false; - if (vif->color_change_active) + if (vif->bss_conf.color_change_active) ieee80211_beacon_update_cntdwn(vif); ath11k_mac_setup_bcn_tmpl(arvif); } @@ -6849,7 +6849,7 @@ ath11k_mac_change_chanctx_cnt_iter(void *data, u8 *mac, { struct ath11k_mac_change_chanctx_arg *arg = data; - if (rcu_access_pointer(vif->chanctx_conf) != arg->ctx) + if (rcu_access_pointer(vif->bss_conf.chanctx_conf) != arg->ctx) return; arg->n_vifs++; @@ -6862,7 +6862,7 @@ ath11k_mac_change_chanctx_fill_iter(void *data, u8 *mac, struct ath11k_mac_change_chanctx_arg *arg = data; struct ieee80211_chanctx_conf *ctx; - ctx = rcu_access_pointer(vif->chanctx_conf); + ctx = rcu_access_pointer(vif->bss_conf.chanctx_conf); if (ctx != arg->ctx) return; diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index f69918b9452a..f2d5e07dc148 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -1700,7 +1700,7 @@ int ath11k_wmi_bcn_tmpl(struct ath11k *ar, u32 vdev_id, cmd->vdev_id = vdev_id; cmd->tim_ie_offset = offs->tim_offset; - if (vif->csa_active) { + if (vif->bss_conf.csa_active) { cmd->csa_switch_count_offset = offs->cntdwn_counter_offs[0]; cmd->ext_csa_switch_count_offset = offs->cntdwn_counter_offs[1]; } @@ -7475,7 +7475,7 @@ ath11k_wmi_process_csa_switch_count_event(struct ath11k_base *ab, continue; } - if (arvif->is_up && arvif->vif->csa_active) + if (arvif->is_up && arvif->vif->bss_conf.csa_active) ieee80211_csa_finish(arvif->vif); } rcu_read_unlock(); diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 72e2e71aac0e..8b1b966bcef1 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -362,7 +362,7 @@ static void ath9k_set_tsfadjust(struct ath_softc *sc, bool ath9k_csa_is_finished(struct ath_softc *sc, struct ieee80211_vif *vif) { - if (!vif || !vif->csa_active) + if (!vif || !vif->bss_conf.csa_active) return false; if (!ieee80211_beacon_cntdwn_is_complete(vif)) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c index c745897aa3d6..468bc934d848 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c @@ -511,7 +511,7 @@ bool ath9k_htc_csa_is_finished(struct ath9k_htc_priv *priv) struct ieee80211_vif *vif; vif = priv->csa_vif; - if (!vif || !vif->csa_active) + if (!vif || !vif->bss_conf.csa_active) return false; if (!ieee80211_beacon_cntdwn_is_complete(vif)) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c index 9b194cb8d65e..8760f2c73369 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2013-2014, 2018-2020 Intel Corporation + * Copyright (C) 2013-2014, 2018-2020, 2022 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH */ #include @@ -106,7 +106,7 @@ iwl_get_coex_type(struct iwl_mvm *mvm, const struct ieee80211_vif *vif) rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (!chanctx_conf || chanctx_conf->def.chan->band != NL80211_BAND_2GHZ) { @@ -283,7 +283,7 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, return; } - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); /* If channel context is invalid or not on 2.4GHz .. */ if ((!chanctx_conf || diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 61f9136a333d..8edc8646a23a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -731,7 +731,7 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, return -EINVAL; rcu_read_lock(); - ctx = rcu_dereference(vif->chanctx_conf); + ctx = rcu_dereference(vif->bss_conf.chanctx_conf); if (WARN_ON(!ctx)) { rcu_read_unlock(); return -EINVAL; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c index 7d9faeffd154..78d8b37eb71a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c @@ -234,7 +234,7 @@ static ssize_t iwl_dbgfs_mac_params_read(struct file *file, } rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (chanctx_conf) pos += scnprintf(buf+pos, bufsz-pos, "idle rx chains %d, active rx chains: %d\n", @@ -597,7 +597,7 @@ static ssize_t iwl_dbgfs_rx_phyinfo_write(struct ieee80211_vif *vif, char *buf, mutex_lock(&mvm->mutex); rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); /* make sure the channel context is assigned */ if (!chanctx_conf) { rcu_read_unlock(); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c index 9729680476fd..e862d1b43f21 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ #include #include @@ -398,7 +398,7 @@ int iwl_mvm_ftm_start_responder(struct iwl_mvm *mvm, struct ieee80211_vif *vif) } rcu_read_lock(); - pctx = rcu_dereference(vif->chanctx_conf); + pctx = rcu_dereference(vif->bss_conf.chanctx_conf); /* Copy the ctx to unlock the rcu and send the phy ctxt. We don't care * about changes in the ctx after releasing the lock because the driver * is still protected by the mutex. */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 56fa20596f16..7756ac0faf3f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -481,7 +481,7 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm, eth_broadcast_addr(cmd->bssid_addr); rcu_read_lock(); - chanctx = rcu_dereference(vif->chanctx_conf); + chanctx = rcu_dereference(vif->bss_conf.chanctx_conf); iwl_mvm_ack_rates(mvm, vif, chanctx ? chanctx->def.chan->band : NL80211_BAND_2GHZ, &cck_ack_rates, &ofdm_ack_rates); @@ -934,7 +934,7 @@ static int iwl_mvm_mac_ctxt_send_beacon_v9(struct iwl_mvm *mvm, /* Enable FILS on PSC channels only */ rcu_read_lock(); - ctx = rcu_dereference(vif->chanctx_conf); + ctx = rcu_dereference(vif->bss_conf.chanctx_conf); channel = ieee80211_frequency_to_channel(ctx->def.chan->center_freq); WARN_ON(channel == 0); if (cfg80211_channel_is_psc(ctx->def.chan) && @@ -1335,7 +1335,7 @@ void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, csa_vif = rcu_dereference_protected(mvm->csa_vif, lockdep_is_held(&mvm->mutex)); - if (unlikely(csa_vif && csa_vif->csa_active)) + if (unlikely(csa_vif && csa_vif->bss_conf.csa_active)) iwl_mvm_csa_count_down(mvm, csa_vif, mvm->ap_last_beacon_gp2, (status == TX_STATUS_SUCCESS)); @@ -1558,7 +1558,7 @@ void iwl_mvm_channel_switch_start_notif(struct iwl_mvm *mvm, switch (vif->type) { case NL80211_IFTYPE_AP: csa_vif = rcu_dereference(mvm->csa_vif); - if (WARN_ON(!csa_vif || !csa_vif->csa_active || + if (WARN_ON(!csa_vif || !csa_vif->bss_conf.csa_active || csa_vif != vif)) goto out_unlock; @@ -1587,7 +1587,7 @@ void iwl_mvm_channel_switch_start_notif(struct iwl_mvm *mvm, */ if (iwl_fw_lookup_notif_ver(mvm->fw, MAC_CONF_GROUP, CHANNEL_SWITCH_ERROR_NOTIF, - 0) && !vif->csa_active) { + 0) && !vif->bss_conf.csa_active) { IWL_DEBUG_INFO(mvm, "Channel Switch was canceled\n"); iwl_mvm_cancel_channel_switch(mvm, vif, mac_id); break; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index bb9bd2165355..c5626ff83805 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1768,7 +1768,7 @@ static int iwl_mvm_update_mu_groups(struct iwl_mvm *mvm, static void iwl_mvm_mu_mimo_iface_iterator(void *_data, u8 *mac, struct ieee80211_vif *vif) { - if (vif->mu_mimo_owner) { + if (vif->bss_conf.mu_mimo_owner) { struct iwl_mu_group_mgmt_notif *notif = _data; /* @@ -1965,7 +1965,7 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return; @@ -2337,7 +2337,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, * However, on HW restart we should restore this data. */ if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && - (changes & BSS_CHANGED_MU_GROUPS) && vif->mu_mimo_owner) { + (changes & BSS_CHANGED_MU_GROUPS) && vif->bss_conf.mu_mimo_owner) { ret = iwl_mvm_update_mu_groups(mvm, vif); if (ret) IWL_ERR(mvm, @@ -4004,7 +4004,7 @@ static void iwl_mvm_ftm_responder_chanctx_iter(void *_data, u8 *mac, { struct iwl_mvm_ftm_responder_iter_data *data = _data; - if (rcu_access_pointer(vif->chanctx_conf) == data->ctx && + if (rcu_access_pointer(vif->bss_conf.chanctx_conf) == data->ctx && vif->type == NL80211_IFTYPE_AP && vif->bss_conf.ftmr_params) data->responder = true; } @@ -4631,7 +4631,7 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw, csa_vif = rcu_dereference_protected(mvm->csa_vif, lockdep_is_held(&mvm->mutex)); - if (WARN_ONCE(csa_vif && csa_vif->csa_active, + if (WARN_ONCE(csa_vif && csa_vif->bss_conf.csa_active, "Another CSA is already in progress")) { ret = -EBUSY; goto out_unlock; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index b9bd81242b21..afdf3bb523e9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -283,7 +283,7 @@ static bool iwl_mvm_power_is_radar(struct ieee80211_vif *vif) bool radar_detect = false; rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); WARN_ON(!chanctx_conf); if (chanctx_conf) { chan = chanctx_conf->def.chan; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c index 974eeecc9153..303975f9e2b5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c @@ -1980,7 +1980,7 @@ static bool rs_tpc_perform(struct iwl_mvm *mvm, #endif rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) band = NUM_NL80211_BANDS; else diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c b/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c index bf04326e35ff..674dd137fb9f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c @@ -2,7 +2,7 @@ /* * Copyright (C) 2014 Intel Mobile Communications GmbH * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2020 Intel Corporation + * Copyright (C) 2018-2020, 2022 Intel Corporation */ #include #include "mvm.h" @@ -380,7 +380,7 @@ iwl_mvm_tdls_config_channel_switch(struct iwl_mvm *mvm, type == TDLS_MOVE_CH) { /* we need to return to base channel */ struct ieee80211_chanctx_conf *chanctx = - rcu_dereference(vif->chanctx_conf); + rcu_dereference(vif->bss_conf.chanctx_conf); if (WARN_ON_ONCE(!chanctx)) { rcu_read_unlock(); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 6edf2b79db43..4f0794a45bf5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018-2021 Intel Corporation + * Copyright (C) 2012-2014, 2018-2022 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH * Copyright (C) 2017 Intel Deutschland GmbH */ @@ -123,7 +123,7 @@ static void iwl_mvm_csa_noa_start(struct iwl_mvm *mvm) rcu_read_lock(); csa_vif = rcu_dereference(mvm->csa_vif); - if (!csa_vif || !csa_vif->csa_active) + if (!csa_vif || !csa_vif->bss_conf.csa_active) goto out_unlock; IWL_DEBUG_TE(mvm, "CSA NOA started\n"); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 8125bb76f59e..f9e08b339e0c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1959,7 +1959,7 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, if (mvmsta->vif) chanctx_conf = - rcu_dereference(mvmsta->vif->chanctx_conf); + rcu_dereference(mvmsta->vif->bss_conf.chanctx_conf); if (WARN_ON_ONCE(!chanctx_conf)) goto out; diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index bd408d260e9c..5905803893b8 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -888,7 +888,7 @@ static void hwsim_send_ps_poll(void *dat, u8 *mac, struct ieee80211_vif *vif) rcu_read_lock(); mac80211_hwsim_tx_frame(data->hw, skb, - rcu_dereference(vif->chanctx_conf)->def.chan); + rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan); rcu_read_unlock(); } @@ -921,7 +921,7 @@ static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac, rcu_read_lock(); mac80211_hwsim_tx_frame(data->hw, skb, - rcu_dereference(vif->chanctx_conf)->def.chan); + rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan); rcu_read_unlock(); } @@ -1464,11 +1464,11 @@ static void mac80211_hwsim_tx_iter(void *_data, u8 *addr, { struct tx_iter_data *data = _data; - if (!vif->chanctx_conf) + if (!vif->bss_conf.chanctx_conf) return; if (!hwsim_chans_compat(data->channel, - rcu_dereference(vif->chanctx_conf)->def.chan)) + rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan)) return; data->receive = true; @@ -1686,7 +1686,11 @@ static void mac80211_hwsim_tx(struct ieee80211_hw *hw, } else if (txi->hw_queue == 4) { channel = data->tmp_chan; } else { - chanctx_conf = rcu_dereference(txi->control.vif->chanctx_conf); + struct ieee80211_bss_conf *bss_conf; + + bss_conf = &txi->control.vif->bss_conf; + + chanctx_conf = rcu_dereference(bss_conf->chanctx_conf); if (chanctx_conf) { channel = chanctx_conf->def.chan; confbw = chanctx_conf->def.width; @@ -1935,14 +1939,14 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, } mac80211_hwsim_tx_frame(hw, skb, - rcu_dereference(vif->chanctx_conf)->def.chan); + rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan); while ((skb = ieee80211_get_buffered_bc(hw, vif)) != NULL) { mac80211_hwsim_tx_frame(hw, skb, - rcu_dereference(vif->chanctx_conf)->def.chan); + rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan); } - if (vif->csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) + if (vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) ieee80211_csa_finish(vif); } @@ -2204,7 +2208,7 @@ mac80211_hwsim_sta_rc_update(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *chanctx_conf; rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (!WARN_ON(!chanctx_conf)) confbw = chanctx_conf->def.width; diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 18b5de55334c..5f75a8945a6e 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -1459,7 +1459,7 @@ EXPORT_SYMBOL_GPL(mt76_get_sar_power); static void __mt76_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { - if (vif->csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) + if (vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) ieee80211_csa_finish(vif); } @@ -1481,7 +1481,7 @@ __mt76_csa_check(void *priv, u8 *mac, struct ieee80211_vif *vif) { struct mt76_dev *dev = priv; - if (!vif->csa_active) + if (!vif->bss_conf.csa_active) return; dev->csa_complete |= ieee80211_beacon_cntdwn_is_complete(vif); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 97e2a85cb728..8fb6c9d735dc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -363,7 +363,7 @@ out: static void mt7615_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { - if (vif->csa_active) + if (vif->bss_conf.csa_active) ieee80211_csa_finish(vif); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index b7e2b365356c..1b3d6634a72e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -322,7 +322,7 @@ int mt7915_mcu_wa_cmd(struct mt7915_dev *dev, int cmd, u32 a1, u32 a2, u32 a3) static void mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { - if (vif->csa_active) + if (vif->bss_conf.csa_active) ieee80211_csa_finish(vif); } @@ -409,7 +409,7 @@ mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) static void mt7915_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif) { - if (!vif->color_change_active) + if (!vif->bss_conf.color_change_active) return; ieee80211_color_change_finish(vif); @@ -1818,7 +1818,7 @@ mt7915_mcu_beacon_cntdwn(struct ieee80211_vif *vif, struct sk_buff *rskb, if (!offs->cntdwn_counter_offs[0]) return; - sub_tag = vif->csa_active ? BSS_INFO_BCN_CSA : BSS_INFO_BCN_BCC; + sub_tag = vif->bss_conf.csa_active ? BSS_INFO_BCN_CSA : BSS_INFO_BCN_BCC; tlv = mt7915_mcu_add_nested_subtlv(rskb, sub_tag, sizeof(*info), &bcn->sub_ntlv, &bcn->len); info = (struct bss_info_bcn_cntdwn *)tlv; @@ -1903,9 +1903,9 @@ mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct ieee80211_vif *vif, if (offs->cntdwn_counter_offs[0]) { u16 offset = offs->cntdwn_counter_offs[0]; - if (vif->csa_active) + if (vif->bss_conf.csa_active) cont->csa_ofs = cpu_to_le16(offset - 4); - if (vif->color_change_active) + if (vif->bss_conf.color_change_active) cont->bcc_ofs = cpu_to_le16(offset - 3); } diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 6959efa4bfa9..21a9e3b0cbac 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -4675,7 +4675,7 @@ static void wlcore_op_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif); rcu_read_lock(); - if (rcu_access_pointer(vif->chanctx_conf) != ctx) { + if (rcu_access_pointer(vif->bss_conf.chanctx_conf) != ctx) { rcu_read_unlock(); continue; } diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 5c9e97eca739..e3ded46f70ac 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -636,6 +636,19 @@ struct ieee80211_fils_discovery { * @tx_pwr_env_num: number of @tx_pwr_env. * @pwr_reduction: power constraint of BSS. * @eht_support: does this BSS support EHT + * @csa_active: marks whether a channel switch is going on. Internally it is + * write-protected by sdata_lock and local->mtx so holding either is fine + * for read access. + * @mu_mimo_owner: indicates interface owns MU-MIMO capability + * @chanctx_conf: The channel context this interface is assigned to, or %NULL + * when it is not assigned. This pointer is RCU-protected due to the TX + * path needing to access it; even though the netdev carrier will always + * be off when it is %NULL there can still be races and packets could be + * processed after it switches back to %NULL. + * @color_change_active: marks whether a color change is ongoing. Internally it is + * write-protected by sdata_lock and local->mtx so holding either is fine + * for read access. + * @color_change_color: the bss color that will be used after the change. */ struct ieee80211_bss_conf { const u8 *bssid; @@ -711,6 +724,13 @@ struct ieee80211_bss_conf { u8 tx_pwr_env_num; u8 pwr_reduction; bool eht_support; + + bool csa_active; + bool mu_mimo_owner; + struct ieee80211_chanctx_conf __rcu *chanctx_conf; + + bool color_change_active; + u8 color_change_color; }; /** @@ -1713,10 +1733,6 @@ enum ieee80211_offload_flags { * @addr: address of this interface * @p2p: indicates whether this AP or STA interface is a p2p * interface, i.e. a GO or p2p-sta respectively - * @csa_active: marks whether a channel switch is going on. Internally it is - * write-protected by sdata_lock and local->mtx so holding either is fine - * for read access. - * @mu_mimo_owner: indicates interface owns MU-MIMO capability * @driver_flags: flags/capabilities the driver has for this interface, * these need to be set (or cleared) when the interface is added * or, if supported by the driver, the interface type is changed @@ -1728,11 +1744,6 @@ enum ieee80211_offload_flags { * restrictions. * @hw_queue: hardware queue for each AC * @cab_queue: content-after-beacon (DTIM beacon really) queue, AP mode only - * @chanctx_conf: The channel context this interface is assigned to, or %NULL - * when it is not assigned. This pointer is RCU-protected due to the TX - * path needing to access it; even though the netdev carrier will always - * be off when it is %NULL there can still be races and packets could be - * processed after it switches back to %NULL. * @debugfs_dir: debugfs dentry, can be used by drivers to create own per * interface debug files. Note that it will be NULL for the virtual * monitor interface (if that is requested.) @@ -1747,10 +1758,6 @@ enum ieee80211_offload_flags { * protected by fq->lock. * @offload_flags: 802.3 -> 802.11 enapsulation offload flags, see * &enum ieee80211_offload_flags. - * @color_change_active: marks whether a color change is ongoing. Internally it is - * write-protected by sdata_lock and local->mtx so holding either is fine - * for read access. - * @color_change_color: the bss color that will be used after the change. * @mbssid_tx_vif: Pointer to the transmitting interface if MBSSID is enabled. */ struct ieee80211_vif { @@ -1758,16 +1765,12 @@ struct ieee80211_vif { struct ieee80211_bss_conf bss_conf; u8 addr[ETH_ALEN] __aligned(2); bool p2p; - bool csa_active; - bool mu_mimo_owner; u8 cab_queue; u8 hw_queue[IEEE80211_NUM_ACS]; struct ieee80211_txq *txq; - struct ieee80211_chanctx_conf __rcu *chanctx_conf; - u32 driver_flags; u32 offload_flags; @@ -1780,9 +1783,6 @@ struct ieee80211_vif { bool txqs_stopped[IEEE80211_NUM_ACS]; - bool color_change_active; - u8 color_change_color; - struct ieee80211_vif *mbssid_tx_vif; /* must be last */ diff --git a/net/mac80211/airtime.c b/net/mac80211/airtime.c index 4bab1683652d..2e66598fac79 100644 --- a/net/mac80211/airtime.c +++ b/net/mac80211/airtime.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: ISC /* * Copyright (C) 2019 Felix Fietkau - * Copyright (C) 2021 Intel Corporation + * Copyright (C) 2021-2022 Intel Corporation */ #include @@ -637,7 +637,7 @@ u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw, len += 38; /* Ethernet header length */ - conf = rcu_dereference(vif->chanctx_conf); + conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (conf) { band = conf->def.chan->band; shift = ieee80211_chandef_get_shift(&conf->def); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 362cac9e2135..8a15c71e7c7d 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -53,7 +53,7 @@ static void ieee80211_set_mu_mimo_follow(struct ieee80211_sub_if_data *sdata, params->vht_mumimo_follow_addr); } - sdata->vif.mu_mimo_owner = mu_mimo_groups || mu_mimo_follow; + sdata->vif.bss_conf.mu_mimo_owner = mu_mimo_groups || mu_mimo_follow; } static int ieee80211_set_mon_options(struct ieee80211_sub_if_data *sdata, @@ -1310,7 +1310,7 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, /* don't allow changing the beacon while a countdown is in place - offset * of channel switch counter may change */ - if (sdata->vif.csa_active || sdata->vif.color_change_active) + if (sdata->vif.bss_conf.csa_active || sdata->vif.bss_conf.color_change_active) return -EBUSY; old = sdata_dereference(sdata->u.ap.beacon, sdata); @@ -1368,7 +1368,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, /* abort any running channel switch */ mutex_lock(&local->mtx); - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; if (sdata->csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); @@ -3067,7 +3067,7 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, * to send something, and if we're an AP we have to be able to do * so at a basic rate so that all clients can receive it. */ - if (rcu_access_pointer(sdata->vif.chanctx_conf) && + if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) && sdata->vif.bss_conf.chandef.chan) { u32 basic_rates = sdata->vif.bss_conf.basic_rates; enum nl80211_band band = sdata->vif.bss_conf.chandef.chan->band; @@ -3374,7 +3374,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) &sdata->csa_chandef)) return -EINVAL; - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; err = ieee80211_set_after_csa_beacon(sdata, &changed); if (err) @@ -3418,7 +3418,7 @@ void ieee80211_csa_finalize_work(struct work_struct *work) mutex_lock(&local->chanctx_mtx); /* AP might have been stopped while waiting for the lock. */ - if (!sdata->vif.csa_active) + if (!sdata->vif.bss_conf.csa_active) goto unlock; if (!ieee80211_sdata_running(sdata)) @@ -3570,7 +3570,7 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, static void ieee80211_color_change_abort(struct ieee80211_sub_if_data *sdata) { - sdata->vif.color_change_active = false; + sdata->vif.bss_conf.color_change_active = false; ieee80211_free_next_beacon(sdata); @@ -3603,11 +3603,11 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, return -EINVAL; /* don't allow another channel switch if one is already active. */ - if (sdata->vif.csa_active) + if (sdata->vif.bss_conf.csa_active) return -EBUSY; mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) { err = -EBUSY; @@ -3646,7 +3646,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, } /* if there is a color change in progress, abort it */ - if (sdata->vif.color_change_active) + if (sdata->vif.bss_conf.color_change_active) ieee80211_color_change_abort(sdata); err = ieee80211_set_csa_beacon(sdata, params, &changed); @@ -3657,7 +3657,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, sdata->csa_chandef = params->chandef; sdata->csa_block_tx = params->block_tx; - sdata->vif.csa_active = true; + sdata->vif.bss_conf.csa_active = true; if (sdata->csa_block_tx) ieee80211_stop_vif_queues(local, sdata, @@ -3826,7 +3826,7 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, mutex_lock(&local->mtx); rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { ret = -EINVAL; goto unlock; @@ -3909,7 +3909,7 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, int ret = -ENODATA; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (chanctx_conf) { *chandef = sdata->vif.bss_conf.chandef; ret = 0; @@ -4405,7 +4405,7 @@ static int ieee80211_color_change_finalize(struct ieee80211_sub_if_data *sdata) sdata_assert_lock(sdata); lockdep_assert_held(&local->mtx); - sdata->vif.color_change_active = false; + sdata->vif.bss_conf.color_change_active = false; err = ieee80211_set_after_color_change_beacon(sdata, &changed); if (err) { @@ -4414,7 +4414,7 @@ static int ieee80211_color_change_finalize(struct ieee80211_sub_if_data *sdata) } ieee80211_color_change_bss_config_notify(sdata, - sdata->vif.color_change_color, + sdata->vif.bss_conf.color_change_color, 1, changed); cfg80211_color_change_notify(sdata->dev); @@ -4432,7 +4432,7 @@ void ieee80211_color_change_finalize_work(struct work_struct *work) mutex_lock(&local->mtx); /* AP might have been stopped while waiting for the lock. */ - if (!sdata->vif.color_change_active) + if (!sdata->vif.bss_conf.color_change_active) goto unlock; if (!ieee80211_sdata_running(sdata)) @@ -4460,7 +4460,7 @@ ieeee80211_obss_color_collision_notify(struct ieee80211_vif *vif, { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); - if (sdata->vif.color_change_active || sdata->vif.csa_active) + if (sdata->vif.bss_conf.color_change_active || sdata->vif.bss_conf.csa_active) return; cfg80211_obss_color_collision_notify(sdata->dev, color_bitmap); @@ -4486,7 +4486,7 @@ ieee80211_color_change(struct wiphy *wiphy, struct net_device *dev, /* don't allow another color change if one is already active or if csa * is active */ - if (sdata->vif.color_change_active || sdata->vif.csa_active) { + if (sdata->vif.bss_conf.color_change_active || sdata->vif.bss_conf.csa_active) { err = -EBUSY; goto out; } @@ -4495,8 +4495,8 @@ ieee80211_color_change(struct wiphy *wiphy, struct net_device *dev, if (err) goto out; - sdata->vif.color_change_active = true; - sdata->vif.color_change_color = params->color; + sdata->vif.bss_conf.color_change_active = true; + sdata->vif.bss_conf.color_change_color = params->color; cfg80211_color_change_started_notify(sdata->dev, params->count); diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index d8246e00a10b..eea400902133 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * mac80211 - channel management - * Copyright 2020 - 2021 Intel Corporation + * Copyright 2020 - 2022 Intel Corporation */ #include @@ -72,7 +72,7 @@ ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata) struct ieee80211_local *local __maybe_unused = sdata->local; struct ieee80211_chanctx_conf *conf; - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) return NULL; @@ -260,7 +260,7 @@ ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf) + if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) continue; switch (vif->type) { @@ -298,7 +298,7 @@ ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, /* use the configured bandwidth in case of monitor interface */ sdata = rcu_dereference(local->monitor_sdata); - if (sdata && rcu_access_pointer(sdata->vif.chanctx_conf) == conf) + if (sdata && rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) == conf) max_bw = max(max_bw, conf->def.width); rcu_read_unlock(); @@ -368,7 +368,7 @@ static void ieee80211_chan_bw_change(struct ieee80211_local *local, if (!ieee80211_sdata_running(sta->sdata)) continue; - if (rcu_access_pointer(sta->sdata->vif.chanctx_conf) != + if (rcu_access_pointer(sta->sdata->vif.bss_conf.chanctx_conf) != &ctx->conf) continue; @@ -533,7 +533,7 @@ ieee80211_chanctx_radar_required(struct ieee80211_local *local, list_for_each_entry_rcu(sdata, &local->interfaces, list) { if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf) + if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) continue; if (!sdata->radar_required) continue; @@ -689,7 +689,7 @@ void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local, if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf) + if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) continue; if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) continue; @@ -759,7 +759,7 @@ static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_NAN)) return -ENOTSUPP; - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (conf) { @@ -781,7 +781,7 @@ static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, } out: - rcu_assign_pointer(sdata->vif.chanctx_conf, conf); + rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, conf); sdata->vif.bss_conf.idle = !conf; @@ -825,7 +825,7 @@ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.chanctx_conf) != + if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != &chanctx->conf) continue; @@ -874,7 +874,7 @@ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, /* Disable SMPS for the monitor interface */ sdata = rcu_dereference(local->monitor_sdata); if (sdata && - rcu_access_pointer(sdata->vif.chanctx_conf) == &chanctx->conf) + rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) == &chanctx->conf) rx_chains_dynamic = rx_chains_static = local->rx_chains; rcu_read_unlock(); @@ -917,7 +917,7 @@ __ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, * channel context pointer for a while, possibly pointing * to a channel context that has already been freed. */ - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); WARN_ON(!conf); @@ -925,7 +925,7 @@ __ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, conf = NULL; list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) - rcu_assign_pointer(vlan->vif.chanctx_conf, conf); + rcu_assign_pointer(vlan->vif.bss_conf.chanctx_conf, conf); } void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, @@ -1173,7 +1173,7 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) } list_move(&sdata->assigned_chanctx_list, &new_ctx->assigned_vifs); - rcu_assign_pointer(sdata->vif.chanctx_conf, &new_ctx->conf); + rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, &new_ctx->conf); if (sdata->vif.type == NL80211_IFTYPE_AP) __ieee80211_vif_copy_chanctx_to_vlans(sdata, false); @@ -1515,7 +1515,8 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) if (!ieee80211_vif_has_in_place_reservation(sdata)) continue; - rcu_assign_pointer(sdata->vif.chanctx_conf, &ctx->conf); + rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, + &ctx->conf); if (sdata->vif.type == NL80211_IFTYPE_AP) __ieee80211_vif_copy_chanctx_to_vlans(sdata, @@ -1634,7 +1635,7 @@ static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) return; @@ -1809,7 +1810,7 @@ int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, goto out; } - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) { ret = -EINVAL; @@ -1879,9 +1880,9 @@ void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata) mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(ap->vif.chanctx_conf, + conf = rcu_dereference_protected(ap->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); - rcu_assign_pointer(sdata->vif.chanctx_conf, conf); + rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, conf); mutex_unlock(&local->chanctx_mtx); } diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 4e2fc1a08681..fd2882348211 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -165,7 +165,7 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local, if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE || sdata->vif.type == NL80211_IFTYPE_NAN || (sdata->vif.type == NL80211_IFTYPE_MONITOR && - !sdata->vif.mu_mimo_owner && + !sdata->vif.bss_conf.mu_mimo_owner && !(changed & BSS_CHANGED_TXPOWER)))) return; diff --git a/net/mac80211/ethtool.c b/net/mac80211/ethtool.c index 31cd3c1ac07f..6e1fc8788101 100644 --- a/net/mac80211/ethtool.c +++ b/net/mac80211/ethtool.c @@ -5,7 +5,7 @@ * Copied from cfg.c - originally * Copyright 2006-2010 Johannes Berg * Copyright 2014 Intel Corporation (Author: Johannes Berg) - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018, 2022 Intel Corporation */ #include #include @@ -150,7 +150,7 @@ do_survey: survey.filled = 0; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (chanctx_conf) channel = chanctx_conf->def.chan; else diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 14c04fd48b7a..8ff547ff351e 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -9,7 +9,7 @@ * Copyright 2009, Johannes Berg * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2016 Intel Deutschland GmbH - * Copyright(c) 2018-2021 Intel Corporation + * Copyright(c) 2018-2022 Intel Corporation */ #include @@ -622,7 +622,7 @@ ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, const u8 *bssid, } rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON_ONCE(!chanctx_conf)) return NULL; band = chanctx_conf->def.chan->band; @@ -923,7 +923,7 @@ ieee80211_rx_mgmt_spectrum_mgmt(struct ieee80211_sub_if_data *sdata, if (len < required_len) return; - if (!sdata->vif.csa_active) + if (!sdata->vif.bss_conf.csa_active) ieee80211_ibss_process_chanswitch(sdata, elems, false); } @@ -1143,7 +1143,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata, goto put_bss; /* process channel switch */ - if (sdata->vif.csa_active || + if (sdata->vif.bss_conf.csa_active || ieee80211_ibss_process_chanswitch(sdata, elems, true)) goto put_bss; @@ -1220,7 +1220,7 @@ void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, return; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON_ONCE(!chanctx_conf)) { rcu_read_unlock(); return; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 1cf331572de1..5a1347727b4a 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1076,7 +1076,7 @@ ieee80211_vif_get_shift(struct ieee80211_vif *vif) int shift = 0; rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (chanctx_conf) shift = ieee80211_chandef_get_shift(&chanctx_conf->def); rcu_read_unlock(); @@ -1527,7 +1527,7 @@ ieee80211_get_sband(struct ieee80211_sub_if_data *sdata) enum nl80211_band band; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { rcu_read_unlock(); @@ -2224,7 +2224,7 @@ static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, struct ieee80211_chanctx_conf *chanctx_conf; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); kfree_skb(skb); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index fb8d102fca48..9e0e71ca8068 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -51,7 +51,7 @@ bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata) int power; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { rcu_read_unlock(); return false; @@ -275,7 +275,7 @@ static int ieee80211_check_concurrent_iface(struct ieee80211_sub_if_data *sdata, * will not add another interface while any channel * switch is active. */ - if (nsdata->vif.csa_active) + if (nsdata->vif.bss_conf.csa_active) return -EBUSY; /* @@ -450,7 +450,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do cancel_work_sync(&sdata->recalc_smps); sdata_lock(sdata); mutex_lock(&local->mtx); - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; if (sdata->vif.type == NL80211_IFTYPE_STATION) sdata->u.mgd.csa_waiting_bcn = false; if (sdata->csa_block_tx) { @@ -502,7 +502,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do mutex_lock(&local->mtx); list_del(&sdata->u.vlan.list); mutex_unlock(&local->mtx); - RCU_INIT_POINTER(sdata->vif.chanctx_conf, NULL); + RCU_INIT_POINTER(sdata->vif.bss_conf.chanctx_conf, NULL); /* see comment in the default case below */ ieee80211_free_keys(sdata, true); /* no need to tell driver */ diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 4f3e93c0819b..ebde131efcaa 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -147,7 +147,7 @@ static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local) rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { - if (!rcu_access_pointer(sdata->vif.chanctx_conf)) + if (!rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf)) continue; if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) continue; @@ -284,7 +284,7 @@ static void ieee80211_restart_work(struct work_struct *work) * Then we can have a race... */ cancel_work_sync(&sdata->u.mgd.csa_connection_drop_work); - if (sdata->vif.csa_active) { + if (sdata->vif.bss_conf.csa_active) { sdata_lock(sdata); ieee80211_sta_connection_lost(sdata, WLAN_REASON_UNSPECIFIED, diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 5275f4f32a78..f60e257cba95 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, 2009 open80211s Ltd. - * Copyright (C) 2018 - 2021 Intel Corporation + * Copyright (C) 2018 - 2022 Intel Corporation * Authors: Luis Carlos Cobo * Javier Cardona */ @@ -399,7 +399,7 @@ static int mesh_add_ds_params_ie(struct ieee80211_sub_if_data *sdata, return -ENOMEM; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return -EINVAL; @@ -455,7 +455,7 @@ int mesh_add_ht_oper_ie(struct ieee80211_sub_if_data *sdata, u8 *pos; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return -EINVAL; @@ -527,7 +527,7 @@ int mesh_add_vht_oper_ie(struct ieee80211_sub_if_data *sdata, u8 *pos; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return -EINVAL; @@ -820,7 +820,7 @@ ieee80211_mesh_build_beacon(struct ieee80211_if_mesh *ifmsh) sdata = container_of(ifmsh, struct ieee80211_sub_if_data, u.mesh); rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); band = chanctx_conf->def.chan->band; rcu_read_unlock(); @@ -1357,7 +1357,7 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, rx_status); if (ifmsh->csa_role != IEEE80211_MESH_CSA_ROLE_INIT && - !sdata->vif.csa_active) + !sdata->vif.bss_conf.csa_active) ieee80211_mesh_process_chnswitch(sdata, elems, true); } @@ -1488,7 +1488,7 @@ static void mesh_rx_csa_frame(struct ieee80211_sub_if_data *sdata, ifmsh->pre_value = pre_value; - if (!sdata->vif.csa_active && + if (!sdata->vif.bss_conf.csa_active && !ieee80211_mesh_process_chnswitch(sdata, elems, false)) { mcsa_dbg(sdata, "Failed to process CSA action frame"); goto free; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index e0a9b7d63071..c526af66ff8d 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -624,7 +624,7 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, struct ieee80211_sub_if_data *other; list_for_each_entry_rcu(other, &local->interfaces, list) { - if (other->vif.mu_mimo_owner) { + if (other->vif.bss_conf.mu_mimo_owner) { disable_mu_mimo = true; break; } @@ -632,7 +632,7 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, if (disable_mu_mimo) cap &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; else - sdata->vif.mu_mimo_owner = true; + sdata->vif.bss_conf.mu_mimo_owner = true; } mask = IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; @@ -664,7 +664,7 @@ static void ieee80211_add_he_ie(struct ieee80211_sub_if_data *sdata, bool reg_cap = false; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!WARN_ON_ONCE(!chanctx_conf)) reg_cap = cfg80211_chandef_usable(sdata->wdev.wiphy, &chanctx_conf->def, @@ -705,7 +705,7 @@ static void ieee80211_add_eht_ie(struct ieee80211_sub_if_data *sdata, bool reg_cap = false; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!WARN_ON_ONCE(!chanctx_conf)) reg_cap = cfg80211_chandef_usable(sdata->wdev.wiphy, &chanctx_conf->def, @@ -766,7 +766,7 @@ static int ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) sdata_assert_lock(sdata); rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return -EINVAL; @@ -1229,7 +1229,7 @@ static void ieee80211_chswitch_work(struct work_struct *work) if (!ifmgd->associated) goto out; - if (!sdata->vif.csa_active) + if (!sdata->vif.bss_conf.csa_active) goto out; /* @@ -1289,7 +1289,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata) sdata_assert_lock(sdata); - WARN_ON(!sdata->vif.csa_active); + WARN_ON(!sdata->vif.bss_conf.csa_active); if (sdata->csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, @@ -1297,7 +1297,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata) sdata->csa_block_tx = false; } - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; ifmgd->csa_waiting_bcn = false; /* * If the CSA IE is still present on the beacon after the switch, @@ -1361,7 +1361,7 @@ ieee80211_sta_abort_chanswitch(struct ieee80211_sub_if_data *sdata) IEEE80211_QUEUE_STOP_REASON_CSA); sdata->csa_block_tx = false; - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; mutex_unlock(&local->mtx); @@ -1412,13 +1412,13 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, if (res < 0) goto lock_and_drop_connection; - if (beacon && sdata->vif.csa_active && !ifmgd->csa_waiting_bcn) { + if (beacon && sdata->vif.bss_conf.csa_active && !ifmgd->csa_waiting_bcn) { if (res) ieee80211_sta_abort_chanswitch(sdata); else drv_channel_switch_rx_beacon(sdata, &ch_switch); return; - } else if (sdata->vif.csa_active || res) { + } else if (sdata->vif.bss_conf.csa_active || res) { /* disregard subsequent announcements if already processing */ return; } @@ -1471,7 +1471,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, mutex_lock(&local->mtx); mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) { sdata_info(sdata, @@ -1504,7 +1504,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, } mutex_unlock(&local->chanctx_mtx); - sdata->vif.csa_active = true; + sdata->vif.bss_conf.csa_active = true; sdata->csa_chandef = csa_ie.chandef; sdata->csa_block_tx = csa_ie.mode; ifmgd->csa_ignored_same_chan = false; @@ -1543,7 +1543,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, * send a deauthentication frame. Those two fields will be * reset when the disconnection worker runs. */ - sdata->vif.csa_active = true; + sdata->vif.bss_conf.csa_active = true; sdata->csa_block_tx = csa_ie.mode; ieee80211_queue_work(&local->hw, &ifmgd->csa_connection_drop_work); @@ -2447,7 +2447,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, memset(sdata->vif.bss_conf.mu_group.position, 0, sizeof(sdata->vif.bss_conf.mu_group.position)); changed |= BSS_CHANGED_MU_GROUPS; - sdata->vif.mu_mimo_owner = false; + sdata->vif.bss_conf.mu_mimo_owner = false; sdata->ap_power_level = IEEE80211_UNSET_POWER_LEVEL; @@ -2482,7 +2482,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, mutex_lock(&local->mtx); ieee80211_vif_release_channel(sdata); - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; ifmgd->csa_waiting_bcn = false; ifmgd->csa_ignored_same_chan = false; if (sdata->csa_block_tx) { @@ -2808,7 +2808,7 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata) WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY, tx, frame_buf); mutex_lock(&local->mtx); - sdata->vif.csa_active = false; + sdata->vif.bss_conf.csa_active = false; ifmgd->csa_waiting_bcn = false; if (sdata->csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, @@ -2948,7 +2948,7 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, eth_zero_addr(sdata->u.mgd.bssid); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; - sdata->vif.mu_mimo_owner = false; + sdata->vif.bss_conf.mu_mimo_owner = false; mutex_lock(&sdata->local->mtx); ieee80211_vif_release_channel(sdata); @@ -4134,7 +4134,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, return; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { rcu_read_unlock(); return; @@ -4803,7 +4803,7 @@ static void ieee80211_sta_bcn_mon_timer(struct timer_list *t) from_timer(sdata, t, u.mgd.bcn_mon_timer); struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - if (sdata->vif.csa_active && !ifmgd->csa_waiting_bcn) + if (sdata->vif.bss_conf.csa_active && !ifmgd->csa_waiting_bcn) return; if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER) @@ -4823,7 +4823,7 @@ static void ieee80211_sta_conn_mon_timer(struct timer_list *t) struct sta_info *sta; unsigned long timeout; - if (sdata->vif.csa_active && !ifmgd->csa_waiting_bcn) + if (sdata->vif.bss_conf.csa_active && !ifmgd->csa_waiting_bcn) return; sta = sta_info_get(sdata, ifmgd->bssid); diff --git a/net/mac80211/ocb.c b/net/mac80211/ocb.c index f97cb4c453d3..d0f0d96b0948 100644 --- a/net/mac80211/ocb.c +++ b/net/mac80211/ocb.c @@ -4,6 +4,7 @@ * * Copyright: (c) 2014 Czech Technical University in Prague * (c) 2014 Volkswagen Group Research + * Copyright (C) 2022 Intel Corporation * Author: Rostislav Lisovy * Funded by: Volkswagen Group Research */ @@ -59,7 +60,7 @@ void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, ocb_dbg(sdata, "Adding new OCB station %pM\n", addr); rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON_ONCE(!chanctx_conf)) { rcu_read_unlock(); return; diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index c5d2ab9df1e7..a1fbd562cac1 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -8,7 +8,7 @@ * Copyright 2006-2007 Jiri Benc * Copyright 2007, Michael Wu * Copyright 2009 Johannes Berg - * Copyright (C) 2019 Intel Corporation + * Copyright (C) 2019, 2022 Intel Corporation */ #include #include @@ -845,7 +845,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, struct ieee80211_chanctx_conf *chanctx_conf; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (chanctx_conf) { need_offchan = params->chan && @@ -876,7 +876,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, data = skb_put_data(skb, params->buf, params->len); /* Update CSA counters */ - if (sdata->vif.csa_active && + if (sdata->vif.bss_conf.csa_active && (sdata->vif.type == NL80211_IFTYPE_AP || sdata->vif.type == NL80211_IFTYPE_MESH_POINT || sdata->vif.type == NL80211_IFTYPE_ADHOC) && diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index ae9700e0a1a5..f22381127948 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -4,6 +4,7 @@ * Copyright 2005-2006, Devicescape Software, Inc. * Copyright (c) 2006 Jiri Benc * Copyright 2017 Intel Deutschland GmbH + * Copyright (C) 2022 Intel Corporation */ #include @@ -43,7 +44,7 @@ void rate_control_rate_init(struct sta_info *sta) rcu_read_lock(); - chanctx_conf = rcu_dereference(sta->sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sta->sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return; @@ -100,7 +101,7 @@ void rate_control_rate_update(struct ieee80211_local *local, if (ref && ref->ops->rate_update) { rcu_read_lock(); - chanctx_conf = rcu_dereference(sta->sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sta->sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); return; diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index a9f4e90ad893..9a179a18aafc 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -3167,7 +3167,7 @@ ieee80211_rx_check_bss_color_collision(struct ieee80211_rx_data *rx) if (ieee80211_hw_check(&rx->local->hw, DETECTS_COLOR_COLLISION)) return; - if (rx->sdata->vif.csa_active) + if (rx->sdata->vif.bss_conf.csa_active) return; baselen = mgmt->u.beacon.variable - rx->skb->data; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index e04a0905e941..7eeb6919d2b7 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1467,7 +1467,7 @@ static void ieee80211_send_null_response(struct sta_info *sta, int tid, skb->dev = sdata->dev; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); kfree_skb(skb); diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 4e2d22e47429..fa04021d4c0f 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -6,7 +6,7 @@ * Copyright 2014, Intel Corporation * Copyright 2014 Intel Mobile Communications GmbH * Copyright 2015 - 2016 Intel Deutschland GmbH - * Copyright (C) 2019, 2021 Intel Corporation + * Copyright (C) 2019, 2021-2022 Intel Corporation */ #include @@ -1254,7 +1254,7 @@ static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband; mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (conf) { width = conf->def.width; @@ -1372,7 +1372,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, switch (oper) { case NL80211_TDLS_ENABLE_LINK: - if (sdata->vif.csa_active) { + if (sdata->vif.bss_conf.csa_active) { tdls_dbg(sdata, "TDLS: disallow link during CSA\n"); ret = -EBUSY; break; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 37fe72bb5ab0..e5edc6fd21c0 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -57,7 +57,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx, return 0; rcu_read_lock(); - chanctx_conf = rcu_dereference(tx->sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(tx->sdata->vif.bss_conf.chanctx_conf); if (chanctx_conf) { shift = ieee80211_chandef_get_shift(&chanctx_conf->def); rate_flags = ieee80211_chandef_rate_flags(&chanctx_conf->def); @@ -2345,12 +2345,12 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, } } - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { tmp_sdata = rcu_dereference(local->monitor_sdata); if (tmp_sdata) chanctx_conf = - rcu_dereference(tmp_sdata->vif.chanctx_conf); + rcu_dereference(tmp_sdata->vif.bss_conf.chanctx_conf); } if (chanctx_conf) @@ -2599,7 +2599,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, } ap_sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap); - chanctx_conf = rcu_dereference(ap_sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(ap_sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { ret = -ENOTCONN; goto free; @@ -2610,7 +2610,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, fallthrough; case NL80211_IFTYPE_AP: if (sdata->vif.type == NL80211_IFTYPE_AP) - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { ret = -ENOTCONN; goto free; @@ -2689,7 +2689,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, skb->data + ETH_ALEN); } - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { ret = -ENOTCONN; goto free; @@ -2732,7 +2732,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, memcpy(hdr.addr3, skb->data, ETH_ALEN); hdrlen = 24; } - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { ret = -ENOTCONN; goto free; @@ -2745,7 +2745,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); eth_broadcast_addr(hdr.addr3); hdrlen = 24; - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { ret = -ENOTCONN; goto free; @@ -2758,7 +2758,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); memcpy(hdr.addr3, sdata->u.ibss.bssid, ETH_ALEN); hdrlen = 24; - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { ret = -ENOTCONN; goto free; @@ -2981,7 +2981,7 @@ void ieee80211_check_fast_xmit(struct sta_info *sta) goto out; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) { rcu_read_unlock(); goto out; @@ -4604,7 +4604,7 @@ static bool ieee80211_tx_pending_skb(struct ieee80211_local *local, sdata = vif_to_sdata(info->control.vif); if (info->control.flags & IEEE80211_TX_INTCFL_NEED_TXPROCESSING) { - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (unlikely(!chanctx_conf)) { dev_kfree_skb(skb); return true; @@ -4808,7 +4808,7 @@ static void ieee80211_set_beacon_cntdwn(struct ieee80211_sub_if_data *sdata, bcn_offsets = beacon->cntdwn_counter_offsets; count = beacon->cntdwn_current_counter; - if (sdata->vif.csa_active) + if (sdata->vif.bss_conf.csa_active) max_count = IEEE80211_MAX_CNTDWN_COUNTERS_NUM; for (i = 0; i < max_count; ++i) { @@ -5119,7 +5119,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, rcu_read_lock(); sdata = vif_to_sdata(vif); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!ieee80211_sdata_running(sdata) || !chanctx_conf) goto out; @@ -5536,7 +5536,7 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, sdata = vif_to_sdata(vif); rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (!chanctx_conf) goto out; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 9e6c4dcef280..48d8f0aad69f 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1566,7 +1566,7 @@ void ieee80211_regulatory_limit_wmm_params(struct ieee80211_sub_if_data *sdata, return; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); if (chanctx_conf) center_freq = chanctx_conf->def.chan->center_freq; @@ -1613,7 +1613,7 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, memset(&qparam, 0, sizeof(qparam)); rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); use_11b = (chanctx_conf && chanctx_conf->def.chan->band == NL80211_BAND_2GHZ) && !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE); @@ -2264,7 +2264,7 @@ static void ieee80211_assign_chanctx(struct ieee80211_local *local, return; mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (conf) { ctx = container_of(conf, struct ieee80211_chanctx, conf); @@ -2523,7 +2523,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) BSS_CHANGED_TXPOWER | BSS_CHANGED_MCAST_RATE; - if (sdata->vif.mu_mimo_owner) + if (sdata->vif.bss_conf.mu_mimo_owner) changed |= BSS_CHANGED_MU_GROUPS; switch (sdata->vif.type) { @@ -2806,8 +2806,8 @@ void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata) mutex_lock(&local->chanctx_mtx); - chanctx_conf = rcu_dereference_protected(sdata->vif.chanctx_conf, - lockdep_is_held(&local->chanctx_mtx)); + chanctx_conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + lockdep_is_held(&local->chanctx_mtx)); /* * This function can be called from a work, thus it may be possible @@ -2832,8 +2832,8 @@ void ieee80211_recalc_min_chandef(struct ieee80211_sub_if_data *sdata) mutex_lock(&local->chanctx_mtx); - chanctx_conf = rcu_dereference_protected(sdata->vif.chanctx_conf, - lockdep_is_held(&local->chanctx_mtx)); + chanctx_conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + lockdep_is_held(&local->chanctx_mtx)); if (WARN_ON_ONCE(!chanctx_conf)) goto unlock; diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index ff26e0c4787b..ac97584b3a0b 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -4,7 +4,7 @@ * * Portions of this file * Copyright(c) 2015 - 2016 Intel Deutschland GmbH - * Copyright (C) 2018 - 2021 Intel Corporation + * Copyright (C) 2018 - 2022 Intel Corporation */ #include @@ -649,7 +649,7 @@ void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, { struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; - if (!sdata->vif.mu_mimo_owner) + if (!sdata->vif.bss_conf.mu_mimo_owner) return; if (!memcmp(mgmt->u.action.u.vht_group_notif.position, @@ -673,7 +673,7 @@ void ieee80211_update_mu_groups(struct ieee80211_vif *vif, { struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; - if (WARN_ON_ONCE(!vif->mu_mimo_owner)) + if (WARN_ON_ONCE(!vif->bss_conf.mu_mimo_owner)) return; memcpy(bss_conf->mu_group.membership, membership, WLAN_MEMBERSHIP_LEN); -- cgit v1.2.3 From f276e20b182dbfc069d192fda259d85feea71143 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 10 May 2022 17:05:04 +0200 Subject: wifi: mac80211: move interface config to new struct We'll use bss_conf for per-link configuration later, so move out all the non-link-specific data out into a new struct ieee80211_vif_cfg used in the vif. Some adjustments were done with the following spatch: @@ expression sdata; struct ieee80211_vif *vifp; identifier var = { assoc, ibss_joined, aid, arp_addr_list, arp_addr_cnt, ssid, ssid_len, s1g, ibss_creator }; @@ ( -sdata->vif.bss_conf.var +sdata->vif.cfg.var | -vifp->bss_conf.var +vifp->cfg.var ) @bss_conf@ struct ieee80211_bss_conf *bss_conf; identifier var = { assoc, ibss_joined, aid, arp_addr_list, arp_addr_cnt, ssid, ssid_len, s1g, ibss_creator }; @@ -bss_conf->var +vif_cfg->var (though more manual fixups were needed, e.g. replacing "vif_cfg->" by "vif->cfg." in many files.) Signed-off-by: Johannes Berg --- drivers/net/wireless/ath/ar5523/ar5523.c | 10 ++-- drivers/net/wireless/ath/ath10k/mac.c | 29 +++++----- drivers/net/wireless/ath/ath11k/mac.c | 22 ++++---- drivers/net/wireless/ath/ath5k/mac80211-ops.c | 12 ++-- drivers/net/wireless/ath/ath9k/beacon.c | 11 ++-- drivers/net/wireless/ath/ath9k/htc_drv_main.c | 16 +++--- drivers/net/wireless/ath/ath9k/main.c | 8 +-- drivers/net/wireless/ath/carl9170/main.c | 2 +- drivers/net/wireless/ath/wcn36xx/main.c | 16 +++--- drivers/net/wireless/ath/wcn36xx/smd.c | 2 +- .../broadcom/brcm80211/brcmsmac/mac80211_if.c | 12 ++-- drivers/net/wireless/intel/iwlegacy/3945-mac.c | 6 +- drivers/net/wireless/intel/iwlegacy/4965.c | 6 +- drivers/net/wireless/intel/iwlegacy/common.c | 10 ++-- drivers/net/wireless/intel/iwlwifi/dvm/rxon.c | 22 ++++---- drivers/net/wireless/intel/iwlwifi/mvm/coex.c | 4 +- drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 2 +- .../net/wireless/intel/iwlwifi/mvm/ftm-initiator.c | 12 ++-- drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 12 ++-- drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 28 ++++----- .../net/wireless/intel/iwlwifi/mvm/offloading.c | 6 +- drivers/net/wireless/intel/iwlwifi/mvm/ops.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/power.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/quota.c | 4 +- drivers/net/wireless/intel/iwlwifi/mvm/scan.c | 4 +- drivers/net/wireless/intel/iwlwifi/mvm/sf.c | 6 +- drivers/net/wireless/intel/iwlwifi/mvm/sta.c | 2 +- .../net/wireless/intel/iwlwifi/mvm/time-event.c | 8 +-- drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 4 +- drivers/net/wireless/intersil/p54/main.c | 4 +- drivers/net/wireless/mac80211_hwsim.c | 6 +- drivers/net/wireless/marvell/mwl8k.c | 10 ++-- drivers/net/wireless/mediatek/mt76/mt7603/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7615/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 2 +- .../net/wireless/mediatek/mt76/mt76_connac_mcu.c | 10 ++-- drivers/net/wireless/mediatek/mt76/mt7915/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7921/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 2 +- drivers/net/wireless/mediatek/mt7601u/phy.c | 9 ++- drivers/net/wireless/ralink/rt2x00/rt2x00config.c | 4 +- drivers/net/wireless/ralink/rt2x00/rt2x00mac.c | 2 +- .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 10 ++-- drivers/net/wireless/realtek/rtlwifi/core.c | 4 +- drivers/net/wireless/realtek/rtw88/bf.c | 2 +- drivers/net/wireless/realtek/rtw88/mac80211.c | 4 +- drivers/net/wireless/realtek/rtw88/main.c | 13 +++-- drivers/net/wireless/realtek/rtw89/cam.c | 2 +- drivers/net/wireless/realtek/rtw89/core.c | 2 +- drivers/net/wireless/realtek/rtw89/core.h | 2 +- drivers/net/wireless/realtek/rtw89/mac80211.c | 2 +- drivers/net/wireless/realtek/rtw89/phy.c | 4 +- drivers/net/wireless/rsi/rsi_91x_core.c | 3 +- drivers/net/wireless/rsi/rsi_91x_hal.c | 7 +-- drivers/net/wireless/rsi/rsi_91x_mac80211.c | 31 +++++----- drivers/net/wireless/rsi/rsi_91x_mgmt.c | 3 +- drivers/net/wireless/silabs/wfx/hif_tx.c | 12 ++-- drivers/net/wireless/silabs/wfx/sta.c | 24 ++++---- drivers/net/wireless/st/cw1200/sta.c | 36 ++++++------ drivers/net/wireless/st/cw1200/txrx.c | 4 +- drivers/net/wireless/ti/wl1251/main.c | 8 +-- drivers/net/wireless/ti/wlcore/cmd.c | 4 +- drivers/net/wireless/ti/wlcore/main.c | 37 ++++++------ drivers/staging/vt6655/device_main.c | 6 +- drivers/staging/vt6656/main_usb.c | 4 +- include/net/mac80211.h | 66 +++++++++++++--------- net/mac80211/cfg.c | 10 ++-- net/mac80211/chan.c | 2 +- net/mac80211/debugfs_netdev.c | 6 +- net/mac80211/ibss.c | 26 ++++----- net/mac80211/iface.c | 2 +- net/mac80211/main.c | 10 ++-- net/mac80211/mlme.c | 26 +++++---- net/mac80211/offchannel.c | 2 +- net/mac80211/scan.c | 2 +- net/mac80211/tdls.c | 4 +- net/mac80211/trace.h | 49 +++++++++------- net/mac80211/tx.c | 2 +- net/mac80211/util.c | 2 +- 79 files changed, 402 insertions(+), 368 deletions(-) diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 9f84a6fde0c2..4cd06a0942d4 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -1256,14 +1256,14 @@ static int ar5523_create_connection(struct ar5523 *ar, sizeof(create), 0); } -static int ar5523_write_associd(struct ar5523 *ar, - struct ieee80211_bss_conf *bss) +static int ar5523_write_associd(struct ar5523 *ar, struct ieee80211_vif *vif) { + struct ieee80211_bss_conf *bss = &vif->bss_conf; struct ar5523_cmd_set_associd associd; memset(&associd, 0, sizeof(associd)); associd.defaultrateix = cpu_to_be32(0); /* XXX */ - associd.associd = cpu_to_be32(bss->aid); + associd.associd = cpu_to_be32(vif->cfg.aid); associd.timoffset = cpu_to_be32(0x3b); /* XXX */ memcpy(associd.bssid, bss->bssid, ETH_ALEN); return ar5523_cmd_write(ar, WDCMSG_WRITE_ASSOCID, &associd, @@ -1284,7 +1284,7 @@ static void ar5523_bss_info_changed(struct ieee80211_hw *hw, if (!(changed & BSS_CHANGED_ASSOC)) goto out_unlock; - if (bss->assoc) { + if (vif->cfg.assoc) { error = ar5523_create_connection(ar, vif, bss); if (error) { ar5523_err(ar, "could not create connection\n"); @@ -1297,7 +1297,7 @@ static void ar5523_bss_info_changed(struct ieee80211_hw *hw, goto out_unlock; } - error = ar5523_write_associd(ar, bss); + error = ar5523_write_associd(ar, vif); if (error) { ar5523_err(ar, "could not set association\n"); goto out_unlock; diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 42c657b8b73e..4e7e2da3c859 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -1509,8 +1509,8 @@ static int ath10k_vdev_start_restart(struct ath10k_vif *arvif, arg.channel.chan_radar = !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); } else if (arvif->vdev_type == WMI_VDEV_TYPE_IBSS) { - arg.ssid = arvif->vif->bss_conf.ssid; - arg.ssid_len = arvif->vif->bss_conf.ssid_len; + arg.ssid = arvif->vif->cfg.ssid; + arg.ssid_len = arvif->vif->cfg.ssid_len; } ath10k_dbg(ar, ATH10K_DBG_MAC, @@ -1823,8 +1823,7 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif, } static void ath10k_control_ibss(struct ath10k_vif *arvif, - struct ieee80211_bss_conf *info, - const u8 self_peer[ETH_ALEN]) + struct ieee80211_vif *vif) { struct ath10k *ar = arvif->ar; u32 vdev_param; @@ -1832,7 +1831,7 @@ static void ath10k_control_ibss(struct ath10k_vif *arvif, lockdep_assert_held(&arvif->ar->conf_mutex); - if (!info->ibss_joined) { + if (!vif->cfg.ibss_joined) { if (is_zero_ether_addr(arvif->bssid)) return; @@ -2163,7 +2162,7 @@ static void ath10k_peer_assoc_h_basic(struct ath10k *ar, lockdep_assert_held(&ar->conf_mutex); if (vif->type == NL80211_IFTYPE_STATION) - aid = vif->bss_conf.aid; + aid = vif->cfg.aid; else aid = sta->aid; @@ -2193,7 +2192,8 @@ static void ath10k_peer_assoc_h_crypto(struct ath10k *ar, return; bss = cfg80211_get_bss(ar->hw->wiphy, def.chan, info->bssid, - info->ssid_len ? info->ssid : NULL, info->ssid_len, + vif->cfg.ssid_len ? vif->cfg.ssid : NULL, + vif->cfg.ssid_len, IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); if (bss) { const struct cfg80211_bss_ies *ies; @@ -3118,11 +3118,11 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, ath10k_dbg(ar, ATH10K_DBG_MAC, "mac vdev %d up (associated) bssid %pM aid %d\n", - arvif->vdev_id, bss_conf->bssid, bss_conf->aid); + arvif->vdev_id, bss_conf->bssid, vif->cfg.aid); WARN_ON(arvif->is_up); - arvif->aid = bss_conf->aid; + arvif->aid = vif->cfg.aid; ether_addr_copy(arvif->bssid, bss_conf->bssid); ret = ath10k_wmi_pdev_set_param(ar, @@ -6082,7 +6082,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&ar->conf_mutex); if (changed & BSS_CHANGED_IBSS) - ath10k_control_ibss(arvif, info, vif->addr); + ath10k_control_ibss(arvif, vif); if (changed & BSS_CHANGED_BEACON_INT) { arvif->beacon_interval = info->beacon_int; @@ -6147,9 +6147,10 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_SSID && vif->type == NL80211_IFTYPE_AP) { - arvif->u.ap.ssid_len = info->ssid_len; - if (info->ssid_len) - memcpy(arvif->u.ap.ssid, info->ssid, info->ssid_len); + arvif->u.ap.ssid_len = vif->cfg.ssid_len; + if (vif->cfg.ssid_len) + memcpy(arvif->u.ap.ssid, vif->cfg.ssid, + vif->cfg.ssid_len); arvif->u.ap.hidden_ssid = info->hidden_ssid; } @@ -6226,7 +6227,7 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ASSOC) { - if (info->assoc) { + if (vif->cfg.assoc) { /* Workaround: Make sure monitor vdev is not running * when associating to prevent some firmware revisions * (e.g. 10.1 and 10.2) from crashing. diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index f28e7feca318..169161549361 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -1539,7 +1539,7 @@ static void ath11k_peer_assoc_h_basic(struct ath11k *ar, lockdep_assert_held(&ar->conf_mutex); if (vif->type == NL80211_IFTYPE_STATION) - aid = vif->bss_conf.aid; + aid = vif->cfg.aid; else aid = sta->aid; @@ -2749,7 +2749,7 @@ static void ath11k_bss_assoc(struct ieee80211_hw *hw, WARN_ON(arvif->is_up); - arvif->aid = bss_conf->aid; + arvif->aid = vif->cfg.aid; ether_addr_copy(arvif->bssid, bss_conf->bssid); ret = ath11k_wmi_vdev_up(ar, arvif->vdev_id, arvif->aid, arvif->bssid); @@ -2764,7 +2764,7 @@ static void ath11k_bss_assoc(struct ieee80211_hw *hw, ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev %d up (associated) bssid %pM aid %d\n", - arvif->vdev_id, bss_conf->bssid, bss_conf->aid); + arvif->vdev_id, bss_conf->bssid, vif->cfg.aid); spin_lock_bh(&ar->ab->base_lock); @@ -3185,9 +3185,10 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_SSID && vif->type == NL80211_IFTYPE_AP) { - arvif->u.ap.ssid_len = info->ssid_len; - if (info->ssid_len) - memcpy(arvif->u.ap.ssid, info->ssid, info->ssid_len); + arvif->u.ap.ssid_len = vif->cfg.ssid_len; + if (vif->cfg.ssid_len) + memcpy(arvif->u.ap.ssid, vif->cfg.ssid, + vif->cfg.ssid_len); arvif->u.ap.hidden_ssid = info->hidden_ssid; } @@ -3275,7 +3276,7 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ASSOC) { - if (info->assoc) + if (vif->cfg.assoc) ath11k_bss_assoc(hw, vif, info); else ath11k_bss_disassoc(hw, vif); @@ -3406,14 +3407,15 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, ath11k_mac_fils_discovery(arvif, info); if (changed & BSS_CHANGED_ARP_FILTER) { - ipv4_cnt = min(info->arp_addr_cnt, ATH11K_IPV4_MAX_COUNT); - memcpy(arvif->arp_ns_offload.ipv4_addr, info->arp_addr_list, + ipv4_cnt = min(vif->cfg.arp_addr_cnt, ATH11K_IPV4_MAX_COUNT); + memcpy(arvif->arp_ns_offload.ipv4_addr, + vif->cfg.arp_addr_list, ipv4_cnt * sizeof(u32)); memcpy(arvif->arp_ns_offload.mac_addr, vif->addr, ETH_ALEN); arvif->arp_ns_offload.ipv4_count = ipv4_cnt; ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac arp_addr_cnt %d vif->addr %pM, offload_addr %pI4\n", - info->arp_addr_cnt, + vif->cfg.arp_addr_cnt, vif->addr, arvif->arp_ns_offload.ipv4_addr); } diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c index 532eeac9e83e..0df0fa1da181 100644 --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -278,9 +278,9 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes & BSS_CHANGED_ASSOC) { - avf->assoc = bss_conf->assoc; - if (bss_conf->assoc) - ah->assoc = bss_conf->assoc; + avf->assoc = vif->cfg.assoc; + if (vif->cfg.assoc) + ah->assoc = vif->cfg.assoc; else ah->assoc = ath5k_any_vif_assoc(ah); @@ -288,11 +288,11 @@ ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, ath5k_set_beacon_filter(hw, ah->assoc); ath5k_hw_set_ledstate(ah, ah->assoc ? AR5K_LED_ASSOC : AR5K_LED_INIT); - if (bss_conf->assoc) { + if (vif->cfg.assoc) { ATH5K_DBG(ah, ATH5K_DEBUG_ANY, "Bss Info ASSOC %d, bssid: %pM\n", - bss_conf->aid, common->curbssid); - common->curaid = bss_conf->aid; + vif->cfg.aid, common->curbssid); + common->curaid = vif->cfg.aid; ath5k_hw_set_bssid(ah); /* Once ANI is available you would start it here */ } diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 8b1b966bcef1..d41988f8ea3f 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -585,8 +585,9 @@ static void ath9k_beacon_config_adhoc(struct ath_softc *sc, static void ath9k_cache_beacon_config(struct ath_softc *sc, struct ath_chanctx *ctx, - struct ieee80211_bss_conf *bss_conf) + struct ieee80211_vif *vif) { + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_beacon_config *cur_conf = &ctx->beacon; @@ -596,7 +597,7 @@ static void ath9k_cache_beacon_config(struct ath_softc *sc, cur_conf->beacon_interval = bss_conf->beacon_int; cur_conf->dtim_period = bss_conf->dtim_period; cur_conf->dtim_count = 1; - cur_conf->ibss_creator = bss_conf->ibss_creator; + cur_conf->ibss_creator = vif->cfg.ibss_creator; /* * It looks like mac80211 may end up using beacon interval of zero in @@ -649,7 +650,7 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *main_vif, cur_conf->enable_beacon = beacons; if (sc->sc_ah->opmode == NL80211_IFTYPE_STATION) { - ath9k_cache_beacon_config(sc, ctx, &main_vif->bss_conf); + ath9k_cache_beacon_config(sc, ctx, main_vif); ath9k_set_beacon(sc); set_bit(ATH_OP_BEACONS, &common->op_flags); @@ -657,7 +658,7 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *main_vif, } /* Update the beacon configuration. */ - ath9k_cache_beacon_config(sc, ctx, &main_vif->bss_conf); + ath9k_cache_beacon_config(sc, ctx, main_vif); /* * Configure the HW beacon registers only when we have a valid @@ -670,7 +671,7 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *main_vif, * IBSS interface. */ if (sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC && - !enabled && beacons && !main_vif->bss_conf.ibss_creator) { + !enabled && beacons && !main_vif->cfg.ibss_creator) { spin_lock_irqsave(&sc->sc_pm_lock, flags); sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON; spin_unlock_irqrestore(&sc->sc_pm_lock, flags); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index cfee732a89b1..3a5ec4da6a38 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -100,7 +100,7 @@ static void ath9k_htc_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) priv->rearm_ani = true; } - if (bss_conf->assoc) { + if (vif->cfg.assoc) { priv->rearm_ani = true; priv->reconfig_beacon = true; } @@ -1488,8 +1488,8 @@ static void ath9k_htc_bss_iter(void *data, u8 *mac, struct ieee80211_vif *vif) struct ath_common *common = ath9k_hw_common(priv->ah); struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; - if ((vif->type == NL80211_IFTYPE_STATION) && bss_conf->assoc) { - common->curaid = bss_conf->aid; + if ((vif->type == NL80211_IFTYPE_STATION) && vif->cfg.assoc) { + common->curaid = vif->cfg.aid; common->last_rssi = ATH_RSSI_DUMMY_MARKER; memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN); set_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags); @@ -1521,17 +1521,17 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC) { ath_dbg(common, CONFIG, "BSS Changed ASSOC %d\n", - bss_conf->assoc); + vif->cfg.assoc); - bss_conf->assoc ? + vif->cfg.assoc ? priv->num_sta_assoc_vif++ : priv->num_sta_assoc_vif--; - if (!bss_conf->assoc) + if (!vif->cfg.assoc) clear_bit(ATH_OP_PRIM_STA_VIF, &common->op_flags); if (priv->ah->opmode == NL80211_IFTYPE_STATION) { ath9k_htc_choose_set_bssid(priv); - if (bss_conf->assoc && (priv->num_sta_assoc_vif == 1)) + if (vif->cfg.assoc && (priv->num_sta_assoc_vif == 1)) ath9k_htc_start_ani(priv); else if (priv->num_sta_assoc_vif == 0) ath9k_htc_stop_ani(priv); @@ -1540,7 +1540,7 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_IBSS) { if (priv->ah->opmode == NL80211_IFTYPE_ADHOC) { - common->curaid = bss_conf->aid; + common->curaid = vif->cfg.aid; memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN); ath9k_htc_set_bssid(priv); } diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 77144647f4fc..56c2681e5192 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1881,11 +1881,11 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC) { ath_dbg(common, CONFIG, "BSSID %pM Changed ASSOC %d\n", - bss_conf->bssid, bss_conf->assoc); + bss_conf->bssid, vif->cfg.assoc); memcpy(avp->bssid, bss_conf->bssid, ETH_ALEN); - avp->aid = bss_conf->aid; - avp->assoc = bss_conf->assoc; + avp->aid = vif->cfg.aid; + avp->assoc = vif->cfg.assoc; ath9k_calculate_summary_state(sc, avp->chanctx); } @@ -1893,7 +1893,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, if ((changed & BSS_CHANGED_IBSS) || (changed & BSS_CHANGED_OCB)) { memcpy(common->curbssid, bss_conf->bssid, ETH_ALEN); - common->curaid = bss_conf->aid; + common->curaid = vif->cfg.aid; ath9k_hw_write_associd(sc->sc_ah); } diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 101295162967..e28a5f3085c0 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -1115,7 +1115,7 @@ static void carl9170_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ASSOC) { - ar->common.curaid = bss_conf->aid; + ar->common.curaid = vif->cfg.aid; err = carl9170_set_beacon_timers(ar); if (err) goto out; diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index e34d3d0b7082..72ba2e2fc93a 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -919,17 +919,17 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss changed ssid\n"); wcn36xx_dbg_dump(WCN36XX_DBG_MAC, "ssid ", - bss_conf->ssid, bss_conf->ssid_len); + vif->cfg.ssid, vif->cfg.ssid_len); - vif_priv->ssid.length = bss_conf->ssid_len; + vif_priv->ssid.length = vif->cfg.ssid_len; memcpy(&vif_priv->ssid.ssid, - bss_conf->ssid, - bss_conf->ssid_len); + vif->cfg.ssid, + vif->cfg.ssid_len); } if (changed & BSS_CHANGED_ASSOC) { vif_priv->is_joining = false; - if (bss_conf->assoc) { + if (vif->cfg.assoc) { struct ieee80211_sta *sta; struct wcn36xx_sta *sta_priv; @@ -937,7 +937,7 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, "mac assoc bss %pM vif %pM AID=%d\n", bss_conf->bssid, vif->addr, - bss_conf->aid); + vif->cfg.aid); vif_priv->sta_assoc = true; @@ -963,7 +963,7 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, wcn36xx_smd_config_bss(wcn, vif, sta, bss_conf->bssid, true); - sta_priv->aid = bss_conf->aid; + sta_priv->aid = vif->cfg.aid; /* * config_sta must be called from because this is the * place where AID is available. @@ -977,7 +977,7 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, "disassociated bss %pM vif %pM AID=%d\n", bss_conf->bssid, vif->addr, - bss_conf->aid); + vif->cfg.aid); vif_priv->sta_assoc = false; wcn36xx_smd_set_link_st(wcn, bss_conf->bssid, diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index 7ac9a1e6f768..46ab21824d63 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -3005,7 +3005,7 @@ int wcn36xx_smd_arp_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, msg_body.host_offload_params.enable = WCN36XX_HAL_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE; memcpy(&msg_body.host_offload_params.u, - &vif->bss_conf.arp_addr_list[0], sizeof(__be32)); + &vif->cfg.arp_addr_list[0], sizeof(__be32)); } msg_body.ns_offload_params.bss_index = vif_priv->bss_index; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c index 8c741b98d8e5..e6cd638a85d6 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c @@ -507,7 +507,7 @@ brcms_ops_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) brcms_c_start_station(wl->wlc, vif->addr); else if (vif->type == NL80211_IFTYPE_AP) brcms_c_start_ap(wl->wlc, vif->addr, vif->bss_conf.bssid, - vif->bss_conf.ssid, vif->bss_conf.ssid_len); + vif->cfg.ssid, vif->cfg.ssid_len); else if (vif->type == NL80211_IFTYPE_ADHOC) brcms_c_start_adhoc(wl->wlc, vif->addr); spin_unlock_bh(&wl->lock); @@ -592,9 +592,9 @@ brcms_ops_bss_info_changed(struct ieee80211_hw *hw, * also implies a change in the AID. */ brcms_err(core, "%s: %s: %sassociated\n", KBUILD_MODNAME, - __func__, info->assoc ? "" : "dis"); + __func__, vif->cfg.assoc ? "" : "dis"); spin_lock_bh(&wl->lock); - brcms_c_associate_upd(wl->wlc, info->assoc); + brcms_c_associate_upd(wl->wlc, vif->cfg.assoc); spin_unlock_bh(&wl->lock); } if (changed & BSS_CHANGED_ERP_SLOT) { @@ -669,7 +669,7 @@ brcms_ops_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_SSID) { /* BSSID changed, for whatever reason (IBSS and managed mode) */ spin_lock_bh(&wl->lock); - brcms_c_set_ssid(wl->wlc, info->ssid, info->ssid_len); + brcms_c_set_ssid(wl->wlc, vif->cfg.ssid, vif->cfg.ssid_len); spin_unlock_bh(&wl->lock); } if (changed & BSS_CHANGED_BEACON) { @@ -715,13 +715,13 @@ brcms_ops_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_IBSS) { /* IBSS join status changed */ brcms_err(core, "%s: IBSS joined: %s (implement)\n", - __func__, info->ibss_joined ? "true" : "false"); + __func__, vif->cfg.ibss_joined ? "true" : "false"); } if (changed & BSS_CHANGED_ARP_FILTER) { /* Hardware ARP filter address list or state changed */ brcms_err(core, "%s: arp filtering: %d addresses" - " (implement)\n", __func__, info->arp_addr_cnt); + " (implement)\n", __func__, vif->cfg.arp_addr_cnt); } if (changed & BSS_CHANGED_QOS) { diff --git a/drivers/net/wireless/intel/iwlegacy/3945-mac.c b/drivers/net/wireless/intel/iwlegacy/3945-mac.c index bd4e7d752958..846138d6e33d 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-mac.c @@ -2701,7 +2701,7 @@ il3945_post_associate(struct il_priv *il) if (!il->vif || !il->is_open) return; - D_ASSOC("Associated as %d to: %pM\n", il->vif->bss_conf.aid, + D_ASSOC("Associated as %d to: %pM\n", il->vif->cfg.aid, il->active.bssid_addr); if (test_bit(S_EXIT_PENDING, &il->status)) @@ -2718,9 +2718,9 @@ il3945_post_associate(struct il_priv *il) il->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; - il->staging.assoc_id = cpu_to_le16(il->vif->bss_conf.aid); + il->staging.assoc_id = cpu_to_le16(il->vif->cfg.aid); - D_ASSOC("assoc id %d beacon interval %d\n", il->vif->bss_conf.aid, + D_ASSOC("assoc id %d beacon interval %d\n", il->vif->cfg.aid, il->vif->bss_conf.beacon_int); if (il->vif->bss_conf.use_short_preamble) diff --git a/drivers/net/wireless/intel/iwlegacy/4965.c b/drivers/net/wireless/intel/iwlegacy/4965.c index 9fa556486511..c34729f576cd 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965.c +++ b/drivers/net/wireless/intel/iwlegacy/4965.c @@ -1756,9 +1756,9 @@ il4965_post_associate(struct il_priv *il) if (il->ops->set_rxon_chain) il->ops->set_rxon_chain(il); - il->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid); + il->staging.assoc_id = cpu_to_le16(vif->cfg.aid); - D_ASSOC("assoc id %d beacon interval %d\n", vif->bss_conf.aid, + D_ASSOC("assoc id %d beacon interval %d\n", vif->cfg.aid, vif->bss_conf.beacon_int); if (vif->bss_conf.use_short_preamble) @@ -1775,7 +1775,7 @@ il4965_post_associate(struct il_priv *il) il_commit_rxon(il); - D_ASSOC("Associated as %d to: %pM\n", vif->bss_conf.aid, + D_ASSOC("Associated as %d to: %pM\n", vif->cfg.aid, il->active.bssid_addr); switch (vif->type) { diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c index 8299d89e7505..b01945415be6 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.c +++ b/drivers/net/wireless/intel/iwlegacy/common.c @@ -5427,8 +5427,8 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes & BSS_CHANGED_ASSOC) { - D_MAC80211("ASSOC %d\n", bss_conf->assoc); - if (bss_conf->assoc) { + D_MAC80211("ASSOC %d\n", vif->cfg.assoc); + if (vif->cfg.assoc) { il->timestamp = bss_conf->sync_tsf; if (!il_is_rfkill(il)) @@ -5437,7 +5437,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, il_set_no_assoc(il, vif); } - if (changes && il_is_associated(il) && bss_conf->aid) { + if (changes && il_is_associated(il) && vif->cfg.aid) { D_MAC80211("Changes (%#x) while associated\n", changes); ret = il_send_rxon_assoc(il); if (!ret) { @@ -5459,10 +5459,10 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changes & BSS_CHANGED_IBSS) { ret = il->ops->manage_ibss_station(il, vif, - bss_conf->ibss_joined); + vif->cfg.ibss_joined); if (ret) IL_ERR("failed to %s IBSS station %pM\n", - bss_conf->ibss_joined ? "add" : "remove", + vif->cfg.ibss_joined ? "add" : "remove", bss_conf->bssid); } diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c index 5dd2d43a01d8..17a14970edec 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c @@ -562,12 +562,12 @@ int iwlagn_set_pan_params(struct iwl_priv *priv) slot1 = bcnint - slot0; if (test_bit(STATUS_SCAN_HW, &priv->status) || - (!ctx_bss->vif->bss_conf.idle && - !ctx_bss->vif->bss_conf.assoc)) { + (!ctx_bss->vif->cfg.idle && + !ctx_bss->vif->cfg.assoc)) { slot0 = dtim * bcnint * 3 - IWL_MIN_SLOT_TIME; slot1 = IWL_MIN_SLOT_TIME; - } else if (!ctx_pan->vif->bss_conf.idle && - !ctx_pan->vif->bss_conf.assoc) { + } else if (!ctx_pan->vif->cfg.idle && + !ctx_pan->vif->cfg.assoc) { slot1 = dtim * bcnint * 3 - IWL_MIN_SLOT_TIME; slot0 = IWL_MIN_SLOT_TIME; } @@ -1392,7 +1392,7 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&priv->mutex); - if (changes & BSS_CHANGED_IDLE && bss_conf->idle) { + if (changes & BSS_CHANGED_IDLE && vif->cfg.idle) { /* * If we go idle, then clearly no "passive-no-rx" * workaround is needed any more, this is a reset. @@ -1420,14 +1420,14 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, iwlagn_update_qos(priv, ctx); } - ctx->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid); + ctx->staging.assoc_id = cpu_to_le16(vif->cfg.aid); if (vif->bss_conf.use_short_preamble) ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK; else ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK; if (changes & BSS_CHANGED_ASSOC) { - if (bss_conf->assoc) { + if (vif->cfg.assoc) { priv->timestamp = bss_conf->sync_tsf; ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK; } else { @@ -1483,7 +1483,7 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, */ if (vif->type == NL80211_IFTYPE_STATION) { - if (!bss_conf->assoc) + if (!vif->cfg.assoc) ctx->staging.filter_flags |= RXON_FILTER_BCON_AWARE_MSK; else ctx->staging.filter_flags &= @@ -1493,7 +1493,7 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, if (force || memcmp(&ctx->staging, &ctx->active, sizeof(ctx->staging))) iwlagn_commit_rxon(priv, ctx); - if (changes & BSS_CHANGED_ASSOC && bss_conf->assoc) { + if (changes & BSS_CHANGED_ASSOC && vif->cfg.assoc) { /* * The chain noise calibration will enable PM upon * completion. If calibration has already been run @@ -1509,10 +1509,10 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, if (changes & BSS_CHANGED_IBSS) { ret = iwlagn_manage_ibss_station(priv, vif, - bss_conf->ibss_joined); + vif->cfg.ibss_joined); if (ret) IWL_ERR(priv, "failed to %s IBSS station %pM\n", - bss_conf->ibss_joined ? "add" : "remove", + vif->cfg.ibss_joined ? "add" : "remove", bss_conf->bssid); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c index 8760f2c73369..ee3c8a786199 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c @@ -311,7 +311,7 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, smps_mode = IEEE80211_SMPS_DYNAMIC; /* relax SMPS constraints for next association */ - if (!vif->bss_conf.assoc) + if (!vif->cfg.assoc) smps_mode = IEEE80211_SMPS_AUTOMATIC; if (mvmvif->phy_ctxt && @@ -382,7 +382,7 @@ static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, * we are not associated */ if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT || - mvm->cfg->bt_shared_single_ant || !vif->bss_conf.assoc || + mvm->cfg->bt_shared_single_ant || !vif->cfg.assoc || le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF) { iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false); iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 8edc8646a23a..aeb0015b73d2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -749,7 +749,7 @@ static int iwl_mvm_d3_reprogram(struct iwl_mvm *mvm, struct ieee80211_vif *vif, /* add back the MAC */ mvmvif->uploaded = false; - if (WARN_ON(!vif->bss_conf.assoc)) + if (WARN_ON(!vif->cfg.assoc)) return -EINVAL; ret = iwl_mvm_mac_ctxt_add(mvm, vif); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c index 430044bc4755..777c568f35a5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ #include #include @@ -67,7 +67,7 @@ int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, * the TK is already configured for this station, so it * shouldn't be set again here. */ - if (vif->bss_conf.assoc && + if (vif->cfg.assoc && !memcmp(addr, vif->bss_conf.bssid, ETH_ALEN)) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct ieee80211_sta *sta; @@ -222,7 +222,7 @@ static void iwl_mvm_ftm_cmd_v5(struct iwl_mvm *mvm, struct ieee80211_vif *vif, for (i = 0; i < ETH_ALEN; i++) cmd->macaddr_mask[i] = ~req->mac_addr_mask[i]; - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) memcpy(cmd->range_req_bssid, vif->bss_conf.bssid, ETH_ALEN); else eth_broadcast_addr(cmd->range_req_bssid); @@ -254,7 +254,7 @@ static void iwl_mvm_ftm_cmd_common(struct iwl_mvm *mvm, for (i = 0; i < ETH_ALEN; i++) cmd->macaddr_mask[i] = ~req->mac_addr_mask[i]; - if (vif->bss_conf.assoc) { + if (vif->cfg.assoc) { memcpy(cmd->range_req_bssid, vif->bss_conf.bssid, ETH_ALEN); /* AP's TSF is only relevant if associated */ @@ -503,7 +503,7 @@ iwl_mvm_ftm_put_target(struct iwl_mvm *mvm, struct ieee80211_vif *vif, iwl_mvm_ftm_put_target_common(mvm, peer, target); - if (vif->bss_conf.assoc && + if (vif->cfg.assoc && !memcmp(peer->addr, vif->bss_conf.bssid, ETH_ALEN)) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct ieee80211_sta *sta; @@ -693,7 +693,7 @@ iwl_mvm_ftm_set_secured_ranging(struct iwl_mvm *mvm, struct ieee80211_vif *vif, target->cipher = entry->cipher; memcpy(target->hltk, entry->hltk, sizeof(target->hltk)); - if (vif->bss_conf.assoc && + if (vif->cfg.assoc && !memcmp(vif->bss_conf.bssid, target->bssid, sizeof(target->bssid))) ieee80211_iter_keys(mvm->hw, vif, iter, target); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 7756ac0faf3f..65df8cbb57d9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -570,7 +570,7 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm, } /* We need the dtim_period to set the MAC as associated */ - if (vif->bss_conf.assoc && vif->bss_conf.dtim_period && + if (vif->cfg.assoc && vif->bss_conf.dtim_period && !force_assoc_off) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); u32 dtim_offs; @@ -628,9 +628,9 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm, vif->bss_conf.dtim_period); ctxt_sta->listen_interval = cpu_to_le32(mvm->hw->conf.listen_interval); - ctxt_sta->assoc_id = cpu_to_le32(vif->bss_conf.aid); + ctxt_sta->assoc_id = cpu_to_le32(vif->cfg.aid); - if (vif->probe_req_reg && vif->bss_conf.assoc && vif->p2p) + if (vif->probe_req_reg && vif->cfg.assoc && vif->p2p) cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST); if (vif->bss_conf.he_support && !iwlwifi_mod_params.disable_11ax) { @@ -944,8 +944,8 @@ static int iwl_mvm_mac_ctxt_send_beacon_v9(struct iwl_mvm *mvm, IWL_MAC_BEACON_FILS : IWL_MAC_BEACON_FILS_V1; beacon_cmd.short_ssid = - cpu_to_le32(~crc32_le(~0, vif->bss_conf.ssid, - vif->bss_conf.ssid_len)); + cpu_to_le32(~crc32_le(~0, vif->cfg.ssid, + vif->cfg.ssid_len)); } rcu_read_unlock(); @@ -1031,7 +1031,7 @@ static void iwl_mvm_mac_ap_iterator(void *_data, u8 *mac, { struct iwl_mvm_mac_ap_iterator_data *data = _data; - if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc) + if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc) return; /* Station client has higher priority over P2P client*/ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index c5626ff83805..b5257b4fd000 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1614,7 +1614,7 @@ static void iwl_mvm_mc_iface_iterator(void *_data, u8 *mac, return; if (vif->type != NL80211_IFTYPE_STATION || - !vif->bss_conf.assoc) + !vif->cfg.assoc) return; cmd->port_id = data->port_id++; @@ -1740,7 +1740,7 @@ static void iwl_mvm_config_iface_filter(struct ieee80211_hw *hw, return; /* Supported only for p2p client interfaces */ - if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc || + if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc || !vif->p2p) return; @@ -2191,7 +2191,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, * on the beacon interval, which was not known when the station * interface was added. */ - if (changes & BSS_CHANGED_ASSOC && bss_conf->assoc) { + if (changes & BSS_CHANGED_ASSOC && vif->cfg.assoc) { if (vif->bss_conf.he_support && !iwlwifi_mod_params.disable_11ax) iwl_mvm_cfg_he_sta(mvm, vif, mvmvif->ap_sta_id); @@ -2201,7 +2201,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, /* Update MU EDCA params */ if (changes & BSS_CHANGED_QOS && mvmvif->associated && - bss_conf->assoc && vif->bss_conf.he_support && + vif->cfg.assoc && vif->bss_conf.he_support && !iwlwifi_mod_params.disable_11ax) iwl_mvm_cfg_he_sta(mvm, vif, mvmvif->ap_sta_id); @@ -2220,10 +2220,10 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, /* after sending it once, adopt mac80211 data */ memcpy(mvmvif->bssid, bss_conf->bssid, ETH_ALEN); - mvmvif->associated = bss_conf->assoc; + mvmvif->associated = vif->cfg.assoc; if (changes & BSS_CHANGED_ASSOC) { - if (bss_conf->assoc) { + if (vif->cfg.assoc) { /* clear statistics to get clean beacon counter */ iwl_mvm_request_statistics(mvm, true); memset(&mvmvif->beacon_stats, 0, @@ -2627,7 +2627,7 @@ static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); - if (changes & BSS_CHANGED_IDLE && !bss_conf->idle) + if (changes & BSS_CHANGED_IDLE && !vif->cfg.idle) iwl_mvm_scan_stop(mvm, IWL_MVM_SCAN_SCHED, true); switch (vif->type) { @@ -3020,7 +3020,7 @@ static void iwl_mvm_mei_host_associated(struct iwl_mvm *mvm, #if IS_ENABLED(CONFIG_IWLMEI) struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mei_conn_info conn_info = { - .ssid_len = vif->bss_conf.ssid_len, + .ssid_len = vif->cfg.ssid_len, .channel = vif->bss_conf.chandef.chan->hw_value, }; @@ -3068,7 +3068,7 @@ static void iwl_mvm_mei_host_associated(struct iwl_mvm *mvm, return; } - memcpy(conn_info.ssid, vif->bss_conf.ssid, vif->bss_conf.ssid_len); + memcpy(conn_info.ssid, vif->cfg.ssid, vif->cfg.ssid_len); memcpy(conn_info.bssid, vif->bss_conf.bssid, ETH_ALEN); /* TODO: add support for collocated AP data */ @@ -3381,7 +3381,7 @@ static int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); - if (!vif->bss_conf.idle) { + if (!vif->cfg.idle) { ret = -EBUSY; goto out; } @@ -3747,7 +3747,7 @@ static int iwl_mvm_send_aux_roc_cmd(struct iwl_mvm *mvm, * like the delay to be for 2-3 dtim intervals, in case there are * other time events with higher priority. */ - if (vif->bss_conf.assoc) { + if (vif->cfg.assoc) { delay = min_t(u32, dtim_interval * 3, AUX_ROC_MAX_DELAY); /* We cannot remain off-channel longer than the DTIM interval */ if (dtim_interval <= req_dur) { @@ -4502,7 +4502,7 @@ static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm, case IWL_MVM_TM_CMD_SET_BEACON_FILTER: /* must be associated client vif - ignore authorized */ if (!vif || vif->type != NL80211_IFTYPE_STATION || - !vif->bss_conf.assoc || !vif->bss_conf.dtim_period || + !vif->cfg.assoc || !vif->bss_conf.dtim_period || !tb[IWL_MVM_TM_ATTR_BEACON_FILTER_STATE]) return -EINVAL; @@ -4670,7 +4670,7 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw, * we don't know the dtim period. In this case, the firmware can't * track the beacons. */ - if (!vif->bss_conf.assoc || !vif->bss_conf.dtim_period) { + if (!vif->cfg.assoc || !vif->bss_conf.dtim_period) { ret = -EBUSY; goto out_unlock; } @@ -5069,7 +5069,7 @@ static void iwl_mvm_mac_sta_statistics(struct ieee80211_hw *hw, if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER)) return; - if (!vif->bss_conf.assoc) + if (!vif->cfg.assoc) return; mutex_lock(&mvm->mutex); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/offloading.c b/drivers/net/wireless/intel/iwlwifi/mvm/offloading.c index c7dabc6b3765..a8bd0f5f795c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/offloading.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/offloading.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2021 Intel Corporation + * Copyright (C) 2012-2014, 2021-2022 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 Intel Deutschland GmbH */ @@ -192,9 +192,9 @@ int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, size = sizeof(cmd.v1); } - if (vif->bss_conf.arp_addr_cnt) { + if (vif->cfg.arp_addr_cnt) { enabled |= IWL_D3_PROTO_OFFLOAD_ARP | IWL_D3_PROTO_IPV4_VALID; - common->host_ipv4_addr = vif->bss_conf.arp_addr_list[0]; + common->host_ipv4_addr = vif->cfg.arp_addr_list[0]; memcpy(common->arp_mac_addr, vif->addr, ETH_ALEN); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index b2f33ebdf485..db43c8a83a31 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -162,7 +162,7 @@ static void iwl_mvm_rx_monitor_notif(struct iwl_mvm *mvm, vif->bss_conf.chandef.width < NL80211_CHAN_WIDTH_40) return; - if (!vif->bss_conf.assoc) + if (!vif->cfg.assoc) return; /* this shouldn't happen *again*, ignore it */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index afdf3bb523e9..b49f265a421f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -223,7 +223,7 @@ static void iwl_mvm_p2p_standalone_iterator(void *_data, u8 *mac, *is_p2p_standalone = false; break; case NL80211_IFTYPE_STATION: - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) *is_p2p_standalone = false; break; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/quota.c b/drivers/net/wireless/intel/iwlwifi/mvm/quota.c index c862bd243b55..cea1a34f9130 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/quota.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/quota.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2012-2014, 2018, 2021 Intel Corporation + * Copyright (C) 2012-2014, 2018, 2021-2022 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2016-2017 Intel Deutschland GmbH */ @@ -47,7 +47,7 @@ static void iwl_mvm_quota_iterator(void *_data, u8 *mac, switch (vif->type) { case NL80211_IFTYPE_STATION: - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) break; return; case NL80211_IFTYPE_AP: diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index a4077053e374..582a95ffc7ab 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1948,14 +1948,14 @@ static void iwl_mvm_scan_6ghz_passive_scan(struct iwl_mvm *mvm, * reset or resume flow, or while not associated and a large interval * has passed since the last 6GHz passive scan. */ - if ((vif->bss_conf.assoc || + if ((vif->cfg.assoc || time_after(mvm->last_6ghz_passive_scan_jiffies + (IWL_MVM_6GHZ_PASSIVE_SCAN_TIMEOUT * HZ), jiffies)) && (time_before(mvm->last_reset_or_resume_time_jiffies + (IWL_MVM_6GHZ_PASSIVE_SCAN_ASSOC_TIMEOUT * HZ), jiffies))) { IWL_DEBUG_SCAN(mvm, "6GHz passive scan: %s\n", - vif->bss_conf.assoc ? "associated" : + vif->cfg.assoc ? "associated" : "timeout did not expire"); return; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sf.c b/drivers/net/wireless/intel/iwlwifi/mvm/sf.c index 693752d8f65b..1f4ac1e93cee 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sf.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sf.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2013-2014, 2018-2019 Intel Corporation + * Copyright (C) 2013-2014, 2018-2019, 2022 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH */ #include "mvm.h" @@ -31,7 +31,7 @@ static void iwl_mvm_bound_iface_iterator(void *_data, u8 *mac, if (vif->type == NL80211_IFTYPE_STATION) { data->sta_vif_ap_sta_id = mvmvif->ap_sta_id; - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) data->sta_vif_state = SF_FULL_ON; else data->sta_vif_state = SF_INIT_OFF; @@ -261,7 +261,7 @@ int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *changed_vif, return -EINVAL; if (changed_vif->type != NL80211_IFTYPE_STATION) { new_state = SF_UNINIT; - } else if (changed_vif->bss_conf.assoc && + } else if (changed_vif->cfg.assoc && changed_vif->bss_conf.dtim_period) { mvmvif = iwl_mvm_vif_from_mac80211(changed_vif); sta_id = mvmvif->ap_sta_id; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index bbb1522e7280..b296f4965895 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -1948,7 +1948,7 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm, if (vif->type == NL80211_IFTYPE_STATION && mvmvif->ap_sta_id == sta_id) { /* if associated - we can't remove the AP STA now */ - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) return ret; /* unassoc - go ahead - remove the AP STA now */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 4f0794a45bf5..ed8ba81a6043 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -160,7 +160,7 @@ static bool iwl_mvm_te_check_disconnect(struct iwl_mvm *mvm, if (vif->type != NL80211_IFTYPE_STATION) return false; - if (!mvmvif->csa_bcn_pending && vif->bss_conf.assoc && + if (!mvmvif->csa_bcn_pending && vif->cfg.assoc && vif->bss_conf.dtim_period) return false; if (errmsg) @@ -176,7 +176,7 @@ static bool iwl_mvm_te_check_disconnect(struct iwl_mvm *mvm, rcu_read_unlock(); } - if (vif->bss_conf.assoc) { + if (vif->cfg.assoc) { /* * When not associated, this will be called from * iwl_mvm_event_mlme_callback_ini() @@ -346,7 +346,7 @@ static void iwl_mvm_te_handle_notif(struct iwl_mvm *mvm, * and know the dtim period. */ iwl_mvm_te_check_disconnect(mvm, te_data->vif, - !te_data->vif->bss_conf.assoc ? + !te_data->vif->cfg.assoc ? "Not associated and the time event is over already..." : "No beacon heard and the time event is over already..."); break; @@ -859,7 +859,7 @@ void iwl_mvm_rx_session_protect_notif(struct iwl_mvm *mvm, * and know the dtim period. */ iwl_mvm_te_check_disconnect(mvm, vif, - !vif->bss_conf.assoc ? + !vif->cfg.assoc ? "Not associated and the session protection is over already..." : "No beacon heard and the session protection is over already..."); spin_lock_bh(&mvm->time_event_lock); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index bc947733d982..3ee5ea3484be 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -604,7 +604,7 @@ static void iwl_mvm_sta_iface_iterator(void *_data, u8 *mac, if (vif->type != NL80211_IFTYPE_STATION) return; - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) data->assoc = true; } @@ -816,7 +816,7 @@ static void iwl_mvm_uapsd_agg_disconnect(struct iwl_mvm *mvm, if (vif->type != NL80211_IFTYPE_STATION) return; - if (!vif->bss_conf.assoc) + if (!vif->cfg.assoc) return; if (!mvmvif->queue_params[IEEE80211_AC_VO].uapsd && diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c index a3ca6620dc0c..a9dfe6a3da0d 100644 --- a/drivers/net/wireless/intersil/p54/main.c +++ b/drivers/net/wireless/intersil/p54/main.c @@ -480,8 +480,8 @@ static void p54_bss_info_changed(struct ieee80211_hw *dev, p54_scan(priv, P54_SCAN_EXIT, 0); } if (changed & BSS_CHANGED_ASSOC) { - if (info->assoc) { - priv->aid = info->aid; + if (vif->cfg.assoc) { + priv->aid = vif->cfg.aid; priv->wakeup_timer = info->beacon_int * info->dtim_period * 5; p54_setup_mac(priv); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 5905803893b8..5aaf34f6f43b 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2118,9 +2118,9 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC) { wiphy_dbg(hw->wiphy, " ASSOC: assoc=%d aid=%d\n", - info->assoc, info->aid); - vp->assoc = info->assoc; - vp->aid = info->aid; + vif->cfg.assoc, vif->cfg.aid); + vp->assoc = vif->cfg.assoc; + vp->aid = vif->cfg.aid; } if (changed & BSS_CHANGED_BEACON_ENABLED) { diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c index 36c24d17136c..5f1bcfb5e3f6 100644 --- a/drivers/net/wireless/marvell/mwl8k.c +++ b/drivers/net/wireless/marvell/mwl8k.c @@ -3250,7 +3250,7 @@ mwl8k_cmd_set_aid(struct ieee80211_hw *hw, cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); cmd->header.length = cpu_to_le16(sizeof(*cmd)); - cmd->aid = cpu_to_le16(vif->bss_conf.aid); + cmd->aid = cpu_to_le16(vif->cfg.aid); memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN); if (vif->bss_conf.use_cts_prot) { @@ -5013,13 +5013,13 @@ mwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif, /* * No need to capture a beacon if we're no longer associated. */ - if ((changed & BSS_CHANGED_ASSOC) && !vif->bss_conf.assoc) + if ((changed & BSS_CHANGED_ASSOC) && !vif->cfg.assoc) priv->capture_beacon = false; /* * Get the AP's legacy and MCS rates. */ - if (vif->bss_conf.assoc) { + if (vif->cfg.assoc) { struct ieee80211_sta *ap; rcu_read_lock(); @@ -5085,7 +5085,7 @@ mwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif, goto out; } - if (vif->bss_conf.assoc && !priv->ap_fw && + if (vif->cfg.assoc && !priv->ap_fw && (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_HT))) { rc = mwl8k_cmd_set_aid(hw, vif, ap_legacy_rates); @@ -5093,7 +5093,7 @@ mwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif, goto out; } - if (vif->bss_conf.assoc && + if (vif->cfg.assoc && (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BEACON_INT))) { /* * Finalize the join. Tell rx handler to process diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c index 91425b454cae..1f14ecda1f55 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -305,7 +305,7 @@ mt7603_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, mutex_lock(&dev->mt76.mutex); if (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BSSID)) { - if (info->assoc || info->ibss_joined) { + if (vif->cfg.assoc || vif->cfg.ibss_joined) { mt76_wr(dev, MT_BSSID0(mvif->idx), get_unaligned_le32(info->bssid)); mt76_wr(dev, MT_BSSID1(mvif->idx), diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index a9c9b97d173e..d992fdea0f32 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -616,7 +616,7 @@ static void mt7615_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ASSOC) - mt7615_mac_set_beacon_filter(phy, vif, info->assoc); + mt7615_mac_set_beacon_filter(phy, vif, vif->cfg.assoc); mt7615_mutex_release(dev); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index 8fb6c9d735dc..f58376733c67 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -2530,7 +2530,7 @@ int mt7615_mcu_set_bss_pm(struct mt7615_dev *dev, struct ieee80211_vif *vif, u8 pad; } req = { .bss_idx = mvif->mt76.idx, - .aid = cpu_to_le16(vif->bss_conf.aid), + .aid = cpu_to_le16(vif->cfg.aid), .dtim_period = vif->bss_conf.dtim_period, .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), }; diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c index faa279bbbcb2..d3da54e6670b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c @@ -402,7 +402,7 @@ void mt76_connac_mcu_sta_basic_tlv(struct sk_buff *skb, else conn_type = CONNECTION_INFRA_AP; basic->conn_type = cpu_to_le32(conn_type); - basic->aid = cpu_to_le16(vif->bss_conf.aid); + basic->aid = cpu_to_le16(vif->cfg.aid); break; case NL80211_IFTYPE_ADHOC: basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC); @@ -546,7 +546,7 @@ void mt76_connac_mcu_wtbl_generic_tlv(struct mt76_dev *dev, if (sta) { if (vif->type == NL80211_IFTYPE_STATION) - generic->partial_aid = cpu_to_le16(vif->bss_conf.aid); + generic->partial_aid = cpu_to_le16(vif->cfg.aid); else generic->partial_aid = cpu_to_le16(sta->aid); memcpy(generic->peer_addr, sta->addr, ETH_ALEN); @@ -2157,8 +2157,10 @@ int mt76_connac_mcu_update_arp_filter(struct mt76_dev *dev, struct mt76_vif *vif, struct ieee80211_bss_conf *info) { + struct ieee80211_vif *mvif = container_of(info, struct ieee80211_vif, + bss_conf); struct sk_buff *skb; - int i, len = min_t(int, info->arp_addr_cnt, + int i, len = min_t(int, mvif->cfg.arp_addr_cnt, IEEE80211_BSS_ARP_ADDR_LIST_LEN); struct { struct { @@ -2186,7 +2188,7 @@ int mt76_connac_mcu_update_arp_filter(struct mt76_dev *dev, skb_put_data(skb, &req_hdr, sizeof(req_hdr)); for (i = 0; i < len; i++) - skb_put_data(skb, &info->arp_addr_list[i], sizeof(__be32)); + skb_put_data(skb, &mvif->cfg.arp_addr_list[i], sizeof(__be32)); return mt76_mcu_skb_send_msg(dev, skb, MCU_UNI_CMD(OFFLOAD), true); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 710ca757fb52..05327b0b6fc3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -593,7 +593,7 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ASSOC) { - mt7915_mcu_add_bss_info(phy, vif, info->assoc); + mt7915_mcu_add_bss_info(phy, vif, vif->cfg.assoc); mt7915_mcu_add_obss_spr(dev, vif, info->he_obss_pd.enable); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 80279f342109..8532033794bd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -678,7 +678,7 @@ static void mt7921_bss_info_changed(struct ieee80211_hw *hw, mt7921_mcu_sta_update(dev, NULL, vif, true, MT76_STA_INFO_STATE_ASSOC); if (dev->pm.enable) - mt7921_mcu_set_beacon_filter(dev, vif, info->assoc); + mt7921_mcu_set_beacon_filter(dev, vif, vif->cfg.assoc); } if (changed & BSS_CHANGED_ARP_FILTER) { diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c index 12bab18c4171..64fc400bd981 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c @@ -1036,7 +1036,7 @@ mt7921_mcu_set_bss_pm(struct mt7921_dev *dev, struct ieee80211_vif *vif, u8 pad; } req = { .bss_idx = mvif->mt76.idx, - .aid = cpu_to_le16(vif->bss_conf.aid), + .aid = cpu_to_le16(vif->cfg.aid), .dtim_period = vif->bss_conf.dtim_period, .bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int), }; diff --git a/drivers/net/wireless/mediatek/mt7601u/phy.c b/drivers/net/wireless/mediatek/mt7601u/phy.c index 8a00f6a75ca9..d4cd2215aba9 100644 --- a/drivers/net/wireless/mediatek/mt7601u/phy.c +++ b/drivers/net/wireless/mediatek/mt7601u/phy.c @@ -1097,7 +1097,10 @@ static void mt7601u_phy_freq_cal(struct work_struct *work) void mt7601u_phy_con_cal_onoff(struct mt7601u_dev *dev, struct ieee80211_bss_conf *info) { - if (!info->assoc) + struct ieee80211_vif *vif = container_of(info, struct ieee80211_vif, + bss_conf); + + if (!vif->cfg.assoc) cancel_delayed_work_sync(&dev->freq_cal.work); /* Start/stop collecting beacon data */ @@ -1108,10 +1111,10 @@ void mt7601u_phy_con_cal_onoff(struct mt7601u_dev *dev, spin_unlock_bh(&dev->con_mon_lock); dev->freq_cal.freq = dev->ee->rf_freq_off; - dev->freq_cal.enabled = info->assoc; + dev->freq_cal.enabled = vif->cfg.assoc; dev->freq_cal.adjusting = false; - if (info->assoc) + if (vif->cfg.assoc) ieee80211_queue_delayed_work(dev->hw, &dev->freq_cal.work, MT_FREQ_CAL_INIT_DELAY); } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00config.c b/drivers/net/wireless/ralink/rt2x00/rt2x00config.c index 6bafdd991171..f895f560a185 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00config.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00config.c @@ -70,6 +70,8 @@ void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev, struct ieee80211_bss_conf *bss_conf, u32 changed) { + struct ieee80211_vif *vif = container_of(bss_conf, struct ieee80211_vif, + bss_conf); struct rt2x00lib_erp erp; memset(&erp, 0, sizeof(erp)); @@ -87,7 +89,7 @@ void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev, erp.beacon_int = bss_conf->beacon_int; /* Update the AID, this is needed for dynamic PS support */ - rt2x00dev->aid = bss_conf->assoc ? bss_conf->aid : 0; + rt2x00dev->aid = vif->cfg.assoc ? vif->cfg.aid : 0; rt2x00dev->last_beacon = bss_conf->sync_tsf; /* Update global beacon interval time, this is needed for PS support */ diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c index dea5babd30fe..660554a01894 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c @@ -645,7 +645,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, if (changes & BSS_CHANGED_ASSOC) { rt2x00dev->link.count = 0; - if (bss_conf->assoc) + if (vif->cfg.assoc) rt2x00dev->intf_associated++; else rt2x00dev->intf_associated--; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 8b2ca9e8eac6..0239e12ec8a5 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4570,11 +4570,11 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, rarpt = &priv->ra_report; if (changed & BSS_CHANGED_ASSOC) { - dev_dbg(dev, "Changed ASSOC: %i!\n", bss_conf->assoc); + dev_dbg(dev, "Changed ASSOC: %i!\n", vif->cfg.assoc); rtl8xxxu_set_linktype(priv, vif->type); - if (bss_conf->assoc) { + if (vif->cfg.assoc) { u32 ramask; int sgi = 0; u8 highest_rate; @@ -4639,7 +4639,7 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, /* joinbss sequence */ rtl8xxxu_write16(priv, REG_BCN_PSR_RPT, - 0xc000 | bss_conf->aid); + 0xc000 | vif->cfg.aid); priv->fops->report_connect(priv, 0, true); } else { @@ -5405,7 +5405,7 @@ void rtl8723bu_handle_bt_inquiry(struct rtl8xxxu_priv *priv) vif = priv->vif; btcoex = &priv->bt_coex; - wifi_connected = (vif && vif->bss_conf.assoc); + wifi_connected = (vif && vif->cfg.assoc); if (!wifi_connected) { rtl8723bu_set_ps_tdma(priv, 0x8, 0x0, 0x0, 0x0, 0x0); @@ -5431,7 +5431,7 @@ void rtl8723bu_handle_bt_info(struct rtl8xxxu_priv *priv) vif = priv->vif; btcoex = &priv->bt_coex; - wifi_connected = (vif && vif->bss_conf.assoc); + wifi_connected = (vif && vif->cfg.assoc); if (wifi_connected) { u32 val32 = 0; diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index 99a1d91ced5a..5177eb02740e 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -1094,7 +1094,7 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC) { u8 mstatus; - if (bss_conf->assoc) { + if (vif->cfg.assoc) { struct ieee80211_sta *sta = NULL; u8 keep_alive = 10; @@ -1111,7 +1111,7 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, mac->link_state = MAC80211_LINKED; mac->cnt_after_linked = 0; - mac->assoc_id = bss_conf->aid; + mac->assoc_id = vif->cfg.aid; memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN); if (rtlpriv->cfg->ops->linked_set_reg) diff --git a/drivers/net/wireless/realtek/rtw88/bf.c b/drivers/net/wireless/realtek/rtw88/bf.c index e76841d3417b..76c7f3257dd3 100644 --- a/drivers/net/wireless/realtek/rtw88/bf.c +++ b/drivers/net/wireless/realtek/rtw88/bf.c @@ -67,7 +67,7 @@ void rtw_bf_assoc(struct rtw_dev *rtwdev, struct ieee80211_vif *vif, ether_addr_copy(bfee->mac_addr, bssid); bfee->role = RTW_BFEE_MU; bfee->p_aid = (bssid[5] << 1) | (bssid[4] >> 7); - bfee->aid = bss_conf->aid; + bfee->aid = vif->cfg.aid; bfinfo->bfer_mu_cnt++; rtw_chip_config_bfee(rtwdev, rtwvif, bfee, true); diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index 4310362dc333..c5954c18862d 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -369,12 +369,12 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_ASSOC) { rtw_vif_assoc_changed(rtwvif, conf); - if (conf->assoc) { + if (vif->cfg.assoc) { rtw_coex_connect_notify(rtwdev, COEX_ASSOCIATE_FINISH); rtw_fw_download_rsvd_page(rtwdev); rtw_send_rsvd_page_h2c(rtwdev); - rtw_coex_media_status_notify(rtwdev, conf->assoc); + rtw_coex_media_status_notify(rtwdev, vif->cfg.assoc); if (rtw_bf_support) rtw_bf_assoc(rtwdev, vif, conf); rtw_store_op_chan(rtwdev); diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index a44b1810165d..f78b9f28d5f6 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -171,7 +171,7 @@ static void rtw_vif_watch_dog_iter(void *data, u8 *mac, struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; if (vif->type == NL80211_IFTYPE_STATION) - if (vif->bss_conf.assoc) + if (vif->cfg.assoc) iter_data->rtwvif = rtwvif; rtw_dynamic_csi_rate(iter_data->rtwdev, rtwvif); @@ -525,8 +525,13 @@ EXPORT_SYMBOL(rtw_dump_reg); void rtw_vif_assoc_changed(struct rtw_vif *rtwvif, struct ieee80211_bss_conf *conf) { - if (conf && conf->assoc) { - rtwvif->aid = conf->aid; + struct ieee80211_vif *vif = NULL; + + if (conf) + vif = container_of(conf, struct ieee80211_vif, bss_conf); + + if (conf && vif->cfg.assoc) { + rtwvif->aid = vif->cfg.aid; rtwvif->net_type = RTW_NET_MGD_LINKED; } else { rtwvif->aid = 0; @@ -1591,7 +1596,7 @@ static void rtw_vif_smps_iter(void *data, u8 *mac, { struct rtw_dev *rtwdev = (struct rtw_dev *)data; - if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc) + if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc) return; if (rtwdev->hal.txrx_1ss) diff --git a/drivers/net/wireless/realtek/rtw89/cam.c b/drivers/net/wireless/realtek/rtw89/cam.c index db3c55f0ccd0..cfa939e26ffd 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.c +++ b/drivers/net/wireless/realtek/rtw89/cam.c @@ -701,7 +701,7 @@ void rtw89_cam_fill_addr_cam_info(struct rtw89_dev *rtwdev, FWCMD_SET_ADDR_FRM_TGT_IND(cmd, rtwvif->frm_tgt_ind); FWCMD_SET_ADDR_MACID(cmd, rtwsta ? rtwsta->mac_id : rtwvif->mac_id); if (rtwvif->net_type == RTW89_NET_TYPE_INFRA) - FWCMD_SET_ADDR_AID12(cmd, vif->bss_conf.aid & 0xfff); + FWCMD_SET_ADDR_AID12(cmd, vif->cfg.aid & 0xfff); else if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE) FWCMD_SET_ADDR_AID12(cmd, sta ? sta->aid & 0xfff : 0); FWCMD_SET_ADDR_WOL_PATTERN(cmd, rtwvif->wowlan_pattern); diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index d2f2a3d65ef6..bd7b66e98480 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1374,7 +1374,7 @@ static void rtw89_stats_trigger_frame(struct rtw89_dev *rtwdev, if (aid == RTW89_TF_PAD) break; - if (aid == vif->bss_conf.aid) { + if (aid == vif->cfg.aid) { rtwvif->stats.rx_tf_acc++; rtwdev->stats.rx_tf_acc++; break; diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 239d47d0ec6d..cf60adaed64a 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -3715,7 +3715,7 @@ void rtw89_chip_cfg_txpwr_ul_tb_offset(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; const struct rtw89_chip_info *chip = rtwdev->chip; - if (!vif->bss_conf.he_support || !vif->bss_conf.assoc) + if (!vif->bss_conf.he_support || !vif->cfg.assoc) return; if (chip->ops->set_txpwr_ul_tb_offset) diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c index 6d0c62c545a7..ac8b9bf2b0bb 100644 --- a/drivers/net/wireless/realtek/rtw89/mac80211.c +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -345,7 +345,7 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, rtw89_leave_ps_mode(rtwdev); if (changed & BSS_CHANGED_ASSOC) { - if (conf->assoc) { + if (vif->cfg.assoc) { rtw89_station_mode_sta_assoc(rtwdev, vif, conf); rtw89_phy_set_bss_color(rtwdev, vif); rtw89_chip_cfg_txpwr_ul_tb_offset(rtwdev, vif); diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireless/realtek/rtw89/phy.c index 217aacb6e8c1..af89c011b0db 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -3630,7 +3630,7 @@ void rtw89_phy_set_bss_color(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif enum rtw89_phy_idx phy_idx = RTW89_PHY_0; u8 bss_color; - if (!vif->bss_conf.he_support || !vif->bss_conf.assoc) + if (!vif->bss_conf.he_support || !vif->cfg.assoc) return; bss_color = vif->bss_conf.he_bss_color.color; @@ -3640,7 +3640,7 @@ void rtw89_phy_set_bss_color(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_TGT, bss_color, phy_idx); rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_STAID, - vif->bss_conf.aid, phy_idx); + vif->cfg.aid, phy_idx); } static void diff --git a/drivers/net/wireless/rsi/rsi_91x_core.c b/drivers/net/wireless/rsi/rsi_91x_core.c index 6bfaab48b507..0f3a80f66b61 100644 --- a/drivers/net/wireless/rsi/rsi_91x_core.c +++ b/drivers/net/wireless/rsi/rsi_91x_core.c @@ -420,7 +420,8 @@ void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb) rsi_hal_send_sta_notify_frame(common, RSI_IFTYPE_STATION, STA_CONNECTED, bss->bssid, - bss->qos, bss->aid, 0, + bss->qos, vif->cfg.aid, + 0, vif); } diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c index dca81a4bbdd7..d3634ad986ac 100644 --- a/drivers/net/wireless/rsi/rsi_91x_hal.c +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c @@ -295,7 +295,6 @@ int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb) struct rsi_hw *adapter = common->priv; struct ieee80211_vif *vif; struct ieee80211_tx_info *info; - struct ieee80211_bss_conf *bss; int status = -EINVAL; if (!skb) @@ -307,11 +306,10 @@ int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb) if (!info->control.vif) goto err; vif = info->control.vif; - bss = &vif->bss_conf; if (((vif->type == NL80211_IFTYPE_STATION) || (vif->type == NL80211_IFTYPE_P2P_CLIENT)) && - (!bss->assoc)) + (!vif->cfg.assoc)) goto err; status = rsi_send_pkt_to_bus(common, skb); @@ -367,7 +365,8 @@ int rsi_send_mgmt_pkt(struct rsi_common *common, xtend_desc = (struct rsi_xtended_desc *)&skb->data[FRAME_DESC_SZ]; /* Indicate to firmware to give cfm for probe */ - if (ieee80211_is_probe_req(wh->frame_control) && !bss->assoc) { + if (ieee80211_is_probe_req(wh->frame_control) && + !info->control.vif->cfg.assoc) { rsi_dbg(INFO_ZONE, "%s: blocking mgmt queue\n", __func__); mgmt_desc->misc_flags = RSI_DESC_REQUIRE_CFM_TO_HOST; diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c index f01e82b90c07..d4b3834388ab 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c +++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c @@ -237,7 +237,6 @@ static int rsi_mac80211_hw_scan_start(struct ieee80211_hw *hw, struct cfg80211_scan_request *scan_req = &hw_req->req; struct rsi_hw *adapter = hw->priv; struct rsi_common *common = adapter->priv; - struct ieee80211_bss_conf *bss = &vif->bss_conf; rsi_dbg(INFO_ZONE, "***** Hardware scan start *****\n"); common->mac_ops_resumed = false; @@ -256,7 +255,7 @@ static int rsi_mac80211_hw_scan_start(struct ieee80211_hw *hw, /* If STA is not connected, return with special value 1, in order * to start sw_scan in mac80211 */ - if (!bss->assoc) + if (!vif->cfg.assoc) return 1; mutex_lock(&common->mutex); @@ -579,7 +578,6 @@ static int rsi_channel_change(struct ieee80211_hw *hw) struct ieee80211_channel *curchan = hw->conf.chandef.chan; u16 channel = curchan->hw_value; struct ieee80211_vif *vif; - struct ieee80211_bss_conf *bss; bool assoc = false; int i; @@ -593,8 +591,7 @@ static int rsi_channel_change(struct ieee80211_hw *hw) if (!vif) continue; if (vif->type == NL80211_IFTYPE_STATION) { - bss = &vif->bss_conf; - if (bss->assoc) { + if (vif->cfg.assoc) { assoc = true; break; } @@ -700,7 +697,7 @@ static int rsi_mac80211_config(struct ieee80211_hw *hw, } if ((vif->type == NL80211_IFTYPE_STATION || vif->type == NL80211_IFTYPE_P2P_CLIENT) && - (!sta_vif || vif->bss_conf.assoc)) + (!sta_vif || vif->cfg.assoc)) sta_vif = vif; } if (set_ps && sta_vif) { @@ -797,8 +794,8 @@ static void rsi_mac80211_bss_info_changed(struct ieee80211_hw *hw, mutex_lock(&common->mutex); if (changed & BSS_CHANGED_ASSOC) { rsi_dbg(INFO_ZONE, "%s: Changed Association status: %d\n", - __func__, bss_conf->assoc); - if (bss_conf->assoc) { + __func__, vif->cfg.assoc); + if (vif->cfg.assoc) { /* Send the RX filter frame */ rx_filter_word = (ALLOW_DATA_ASSOC_PEER | ALLOW_CTRL_ASSOC_PEER | @@ -807,17 +804,17 @@ static void rsi_mac80211_bss_info_changed(struct ieee80211_hw *hw, } rsi_inform_bss_status(common, RSI_OPMODE_STA, - bss_conf->assoc, + vif->cfg.assoc, bss_conf->bssid, bss_conf->qos, - bss_conf->aid, + vif->cfg.aid, NULL, 0, bss_conf->assoc_capability, vif); adapter->ps_info.dtim_interval_duration = bss->dtim_period; adapter->ps_info.listen_interval = conf->listen_interval; /* If U-APSD is updated, send ps parameters to firmware */ - if (bss->assoc) { + if (vif->cfg.assoc) { if (common->uapsd_bitmap) { rsi_dbg(INFO_ZONE, "Configuring UAPSD\n"); rsi_conf_uapsd(adapter, vif); @@ -1359,7 +1356,7 @@ static void rsi_fill_rx_status(struct ieee80211_hw *hw, if (!bss) return; /* CQM only for connected AP beacons, the RSSI is a weighted avg */ - if (bss->assoc && !(memcmp(bss->bssid, hdr->addr2, ETH_ALEN))) { + if (vif->cfg.assoc && !(memcmp(bss->bssid, hdr->addr2, ETH_ALEN))) { if (ieee80211_is_beacon(hdr->frame_control)) rsi_perform_cqm(common, hdr->addr2, rxs->signal, vif); } @@ -1737,7 +1734,7 @@ static void rsi_resume_conn_channel(struct rsi_common *common) } if (((vif->type == NL80211_IFTYPE_STATION) || (vif->type == NL80211_IFTYPE_P2P_CLIENT)) && - vif->bss_conf.assoc) { + vif->cfg.assoc) { rsi_switch_channel(adapter, vif); break; } @@ -1862,17 +1859,15 @@ static u16 rsi_wow_map_triggers(struct rsi_common *common, int rsi_config_wowlan(struct rsi_hw *adapter, struct cfg80211_wowlan *wowlan) { struct rsi_common *common = adapter->priv; + struct ieee80211_vif *vif = adapter->vifs[0]; u16 triggers = 0; u16 rx_filter_word = 0; - struct ieee80211_bss_conf *bss = NULL; rsi_dbg(INFO_ZONE, "Config WoWLAN to device\n"); - if (!adapter->vifs[0]) + if (!vif) return -EINVAL; - bss = &adapter->vifs[0]->bss_conf; - if (WARN_ON(!wowlan)) { rsi_dbg(ERR_ZONE, "WoW triggers not enabled\n"); return -EINVAL; @@ -1884,7 +1879,7 @@ int rsi_config_wowlan(struct rsi_hw *adapter, struct cfg80211_wowlan *wowlan) rsi_dbg(ERR_ZONE, "%s:No valid WoW triggers\n", __func__); return -EINVAL; } - if (!bss->assoc) { + if (!vif->cfg.assoc) { rsi_dbg(ERR_ZONE, "Cannot configure WoWLAN (Station not connected)\n"); common->wow_flags |= RSI_WOW_NO_CONNECTION; diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c index c14689266fec..1b309e47a1f1 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c +++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c @@ -1635,7 +1635,6 @@ int rsi_send_ps_request(struct rsi_hw *adapter, bool enable, struct ieee80211_vif *vif) { struct rsi_common *common = adapter->priv; - struct ieee80211_bss_conf *bss = &vif->bss_conf; struct rsi_request_ps *ps; struct rsi_ps_info *ps_info; struct sk_buff *skb; @@ -1669,7 +1668,7 @@ int rsi_send_ps_request(struct rsi_hw *adapter, bool enable, ps->ps_sleep.sleep_duration = cpu_to_le32(ps_info->deep_sleep_wakeup_period); - if (bss->assoc) + if (vif->cfg.assoc) ps->ps_sleep.connected_sleep = RSI_CONNECTED_SLEEP; else ps->ps_sleep.connected_sleep = RSI_DEEP_SLEEP; diff --git a/drivers/net/wireless/silabs/wfx/hif_tx.c b/drivers/net/wireless/silabs/wfx/hif_tx.c index d35dd940d968..9402503fbde3 100644 --- a/drivers/net/wireless/silabs/wfx/hif_tx.c +++ b/drivers/net/wireless/silabs/wfx/hif_tx.c @@ -282,6 +282,8 @@ int wfx_hif_stop_scan(struct wfx_vif *wvif) int wfx_hif_join(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf, struct ieee80211_channel *channel, const u8 *ssid, int ssid_len) { + struct ieee80211_vif *vif = container_of(conf, struct ieee80211_vif, + bss_conf); int ret; struct wfx_hif_msg *hif; struct wfx_hif_req_join *body = wfx_alloc_hif(sizeof(*body), &hif); @@ -289,10 +291,10 @@ int wfx_hif_join(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf, WARN_ON(!conf->beacon_int); WARN_ON(!conf->basic_rates); WARN_ON(sizeof(body->ssid) < ssid_len); - WARN(!conf->ibss_joined && !ssid_len, "joining an unknown BSS"); + WARN(!vif->cfg.ibss_joined && !ssid_len, "joining an unknown BSS"); if (!hif) return -ENOMEM; - body->infrastructure_bss_mode = !conf->ibss_joined; + body->infrastructure_bss_mode = !vif->cfg.ibss_joined; body->short_preamble = conf->use_short_preamble; body->probe_for_join = !(channel->flags & IEEE80211_CHAN_NO_IR); body->channel_number = channel->hw_value; @@ -417,6 +419,8 @@ int wfx_hif_set_pm(struct wfx_vif *wvif, bool ps, int dynamic_ps_timeout) int wfx_hif_start(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf, const struct ieee80211_channel *channel) { + struct ieee80211_vif *vif = container_of(conf, struct ieee80211_vif, + bss_conf); int ret; struct wfx_hif_msg *hif; struct wfx_hif_req_start *body = wfx_alloc_hif(sizeof(*body), &hif); @@ -429,8 +433,8 @@ int wfx_hif_start(struct wfx_vif *wvif, const struct ieee80211_bss_conf *conf, body->channel_number = channel->hw_value; body->beacon_interval = cpu_to_le32(conf->beacon_int); body->basic_rate_set = cpu_to_le32(wfx_rate_mask_to_hw(wvif->wdev, conf->basic_rates)); - body->ssid_length = conf->ssid_len; - memcpy(body->ssid, conf->ssid, conf->ssid_len); + body->ssid_length = vif->cfg.ssid_len; + memcpy(body->ssid, vif->cfg.ssid, vif->cfg.ssid_len); wfx_fill_header(hif, wvif->id, HIF_REQ_ID_START, sizeof(*body)); ret = wfx_cmd_send(wvif->wdev, hif, NULL, 0, false); kfree(hif); diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c index 329d7f4a2b2e..79fafe8143d9 100644 --- a/drivers/net/wireless/silabs/wfx/sta.c +++ b/drivers/net/wireless/silabs/wfx/sta.c @@ -156,7 +156,7 @@ static int wfx_get_ps_timeout(struct wfx_vif *wvif, bool *enable_ps) struct ieee80211_conf *conf = &wvif->wdev->hw->conf; struct ieee80211_vif *vif = wvif_to_vif(wvif); - WARN(!vif->bss_conf.assoc && enable_ps, + WARN(!vif->cfg.assoc && enable_ps, "enable_ps is reliable only if associated"); if (wdev_to_wvif(wvif->wdev, 0)) { struct wfx_vif *wvif_ch0 = wdev_to_wvif(wvif->wdev, 0); @@ -175,7 +175,7 @@ static int wfx_get_ps_timeout(struct wfx_vif *wvif, bool *enable_ps) /* It is useless to enable PS if channels are the same. */ if (enable_ps) *enable_ps = false; - if (vif->bss_conf.assoc && vif->bss_conf.ps) + if (vif->cfg.assoc && vif->bss_conf.ps) dev_info(wvif->wdev->dev, "ignoring requested PS mode"); return -1; } @@ -189,7 +189,7 @@ static int wfx_get_ps_timeout(struct wfx_vif *wvif, bool *enable_ps) } if (enable_ps) *enable_ps = vif->bss_conf.ps; - if (vif->bss_conf.assoc && vif->bss_conf.ps) + if (vif->cfg.assoc && vif->bss_conf.ps) return conf->dynamic_ps_timeout; else return -1; @@ -201,7 +201,7 @@ int wfx_update_pm(struct wfx_vif *wvif) int ps_timeout; bool ps; - if (!vif->bss_conf.assoc) + if (!vif->cfg.assoc) return 0; ps_timeout = wfx_get_ps_timeout(wvif, &ps); if (!ps) @@ -417,7 +417,7 @@ static void wfx_join(struct wfx_vif *wvif) bss = cfg80211_get_bss(wvif->wdev->hw->wiphy, wvif->channel, conf->bssid, NULL, 0, IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); - if (!bss && !conf->ibss_joined) { + if (!bss && !vif->cfg.ibss_joined) { wfx_tx_unlock(wvif->wdev); return; } @@ -458,7 +458,7 @@ static void wfx_join_finalize(struct wfx_vif *wvif, struct ieee80211_bss_conf *i bool greenfield = false; rcu_read_lock(); /* protect sta */ - if (info->bssid && !info->ibss_joined) + if (info->bssid && !vif->cfg.ibss_joined) sta = ieee80211_find_sta(vif, info->bssid); if (sta && sta->deflink.ht_cap.ht_supported) ampdu_density = sta->deflink.ht_cap.ampdu_density; @@ -471,7 +471,7 @@ static void wfx_join_finalize(struct wfx_vif *wvif, struct ieee80211_bss_conf *i wfx_hif_set_association_mode(wvif, ampdu_density, greenfield, info->use_short_preamble); wfx_hif_keep_alive_period(wvif, 0); /* beacon_loss_count is defined to 7 in net/mac80211/mlme.c. Let's use the same value. */ - wfx_hif_set_bss_params(wvif, info->aid, 7); + wfx_hif_set_bss_params(wvif, vif->cfg.aid, 7); wfx_hif_set_beacon_wakeup_period(wvif, 1, 1); wfx_update_pm(wvif); } @@ -522,9 +522,9 @@ void wfx_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changed & BSS_CHANGED_ASSOC) { - if (info->assoc || info->ibss_joined) + if (vif->cfg.assoc || vif->cfg.ibss_joined) wfx_join_finalize(wvif, info); - else if (!info->assoc && vif->type == NL80211_IFTYPE_STATION) + else if (!vif->cfg.assoc && vif->type == NL80211_IFTYPE_STATION) wfx_reset(wvif); else dev_warn(wdev->dev, "misunderstood change: ASSOC\n"); @@ -540,11 +540,11 @@ void wfx_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changed & BSS_CHANGED_ARP_FILTER) { for (i = 0; i < HIF_MAX_ARP_IP_ADDRTABLE_ENTRIES; i++) { - __be32 *arp_addr = &info->arp_addr_list[i]; + __be32 *arp_addr = &vif->cfg.arp_addr_list[i]; - if (info->arp_addr_cnt > HIF_MAX_ARP_IP_ADDRTABLE_ENTRIES) + if (vif->cfg.arp_addr_cnt > HIF_MAX_ARP_IP_ADDRTABLE_ENTRIES) arp_addr = NULL; - if (i >= info->arp_addr_cnt) + if (i >= vif->cfg.arp_addr_cnt) arp_addr = NULL; wfx_hif_set_arp_ipv4_filter(wvif, i, arp_addr); } diff --git a/drivers/net/wireless/st/cw1200/sta.c b/drivers/net/wireless/st/cw1200/sta.c index 321df124d449..3f48def51ebc 100644 --- a/drivers/net/wireless/st/cw1200/sta.c +++ b/drivers/net/wireless/st/cw1200/sta.c @@ -1208,8 +1208,8 @@ static void cw1200_do_join(struct cw1200_common *priv) struct cfg80211_bss *bss = NULL; struct wsm_protected_mgmt_policy mgmt_policy; struct wsm_join join = { - .mode = conf->ibss_joined ? - WSM_JOIN_MODE_IBSS : WSM_JOIN_MODE_BSS, + .mode = priv->vif->cfg.ibss_joined ? + WSM_JOIN_MODE_IBSS : WSM_JOIN_MODE_BSS, .preamble_type = WSM_JOIN_PREAMBLE_LONG, .probe_for_join = 1, .atim_window = 0, @@ -1230,7 +1230,7 @@ static void cw1200_do_join(struct cw1200_common *priv) bss = cfg80211_get_bss(priv->hw->wiphy, priv->channel, bssid, NULL, 0, IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); - if (!bss && !conf->ibss_joined) { + if (!bss && !priv->vif->cfg.ibss_joined) { wsm_unlock_tx(priv); return; } @@ -1284,7 +1284,7 @@ static void cw1200_do_join(struct cw1200_common *priv) join.bssid, join.dtim_period, priv->beacon_int); - if (!conf->ibss_joined) { + if (!priv->vif->cfg.ibss_joined) { const u8 *ssidie; rcu_read_lock(); ssidie = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); @@ -1302,7 +1302,7 @@ static void cw1200_do_join(struct cw1200_common *priv) } /* Enable asynchronous join calls */ - if (!conf->ibss_joined) { + if (!priv->vif->cfg.ibss_joined) { join.flags |= WSM_JOIN_FLAGS_FORCE; join.flags |= WSM_JOIN_FLAGS_FORCE_WITH_COMPLETE_IND; } @@ -1813,15 +1813,15 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, int i; pr_debug("[STA] BSS_CHANGED_ARP_FILTER cnt: %d\n", - info->arp_addr_cnt); + vif->cfg.arp_addr_cnt); /* Currently only one IP address is supported by firmware. * In case of more IPs arp filtering will be disabled. */ - if (info->arp_addr_cnt > 0 && - info->arp_addr_cnt <= WSM_MAX_ARP_IP_ADDRTABLE_ENTRIES) { - for (i = 0; i < info->arp_addr_cnt; i++) { - filter.ipv4addrs[i] = info->arp_addr_list[i]; + if (vif->cfg.arp_addr_cnt > 0 && + vif->cfg.arp_addr_cnt <= WSM_MAX_ARP_IP_ADDRTABLE_ENTRIES) { + for (i = 0; i < vif->cfg.arp_addr_cnt; i++) { + filter.ipv4addrs[i] = vif->cfg.arp_addr_list[i]; pr_debug("[STA] addr[%d]: 0x%X\n", i, filter.ipv4addrs[i]); } @@ -1857,7 +1857,7 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, if (changed & BSS_CHANGED_BEACON_INT) { pr_debug("CHANGED_BEACON_INT\n"); - if (info->ibss_joined) + if (vif->cfg.ibss_joined) do_join = true; else if (priv->join_status == CW1200_JOIN_STATUS_AP) cw1200_update_beaconing(priv); @@ -1882,7 +1882,7 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, BSS_CHANGED_BASIC_RATES | BSS_CHANGED_HT)) { pr_debug("BSS_CHANGED_ASSOC\n"); - if (info->assoc) { + if (vif->cfg.assoc) { if (priv->join_status < CW1200_JOIN_STATUS_PRE_STA) { ieee80211_connection_loss(vif); mutex_unlock(&priv->conf_mutex); @@ -1894,7 +1894,7 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, do_join = true; } - if (info->assoc || info->ibss_joined) { + if (vif->cfg.assoc || vif->cfg.ibss_joined) { struct ieee80211_sta *sta = NULL; __le32 htprot = 0; @@ -1904,7 +1904,7 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, rcu_read_lock(); - if (info->bssid && !info->ibss_joined) + if (info->bssid && !vif->cfg.ibss_joined) sta = ieee80211_find_sta(vif, info->bssid); if (sta) { priv->ht_info.ht_cap = sta->deflink.ht_cap; @@ -1958,7 +1958,7 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, cancel_work_sync(&priv->unjoin_work); priv->bss_params.beacon_lost_count = priv->cqm_beacon_loss_count; - priv->bss_params.aid = info->aid; + priv->bss_params.aid = vif->cfg.aid; if (priv->join_dtim_period < 1) priv->join_dtim_period = 1; @@ -1973,7 +1973,7 @@ void cw1200_bss_info_changed(struct ieee80211_hw *dev, priv->association_mode.basic_rate_set); wsm_set_association_mode(priv, &priv->association_mode); - if (!info->ibss_joined) { + if (!vif->cfg.ibss_joined) { wsm_keep_alive_period(priv, 30 /* sec */); wsm_set_bss_params(priv, &priv->bss_params); priv->setbssparams_done = true; @@ -2330,8 +2330,8 @@ static int cw1200_start_ap(struct cw1200_common *priv) memset(start.ssid, 0, sizeof(start.ssid)); if (!conf->hidden_ssid) { - start.ssid_len = conf->ssid_len; - memcpy(start.ssid, conf->ssid, start.ssid_len); + start.ssid_len = priv->vif->cfg.ssid_len; + memcpy(start.ssid, priv->vif->cfg.ssid, start.ssid_len); } priv->beacon_int = conf->beacon_int; diff --git a/drivers/net/wireless/st/cw1200/txrx.c b/drivers/net/wireless/st/cw1200/txrx.c index 7de666b90ff5..fde21fca6c5e 100644 --- a/drivers/net/wireless/st/cw1200/txrx.c +++ b/drivers/net/wireless/st/cw1200/txrx.c @@ -1183,8 +1183,8 @@ void cw1200_rx_cb(struct cw1200_common *priv, /* Disable beacon filter once we're associated... */ if (priv->disable_beacon_filter && - (priv->vif->bss_conf.assoc || - priv->vif->bss_conf.ibss_joined)) { + (priv->vif->cfg.assoc || + priv->vif->cfg.ibss_joined)) { priv->disable_beacon_filter = false; queue_work(priv->workqueue, &priv->update_filtering_work); diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c index a25a6143e65f..bdc93c4f54ba 100644 --- a/drivers/net/wireless/ti/wl1251/main.c +++ b/drivers/net/wireless/ti/wl1251/main.c @@ -1123,7 +1123,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ASSOC) { - if (bss_conf->assoc) { + if (vif->cfg.assoc) { wl->beacon_int = bss_conf->beacon_int; skb = ieee80211_pspoll_get(wl->hw, wl->vif); @@ -1137,7 +1137,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw, if (ret < 0) goto out_sleep; - ret = wl1251_acx_aid(wl, bss_conf->aid); + ret = wl1251_acx_aid(wl, vif->cfg.aid); if (ret < 0) goto out_sleep; } else { @@ -1176,10 +1176,10 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ARP_FILTER) { - __be32 addr = bss_conf->arp_addr_list[0]; + __be32 addr = vif->cfg.arp_addr_list[0]; WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS); - enable = bss_conf->arp_addr_cnt == 1 && bss_conf->assoc; + enable = vif->cfg.arp_addr_cnt == 1 && vif->cfg.assoc; ret = wl1251_acx_arp_ip_filter(wl, enable, addr); if (ret < 0) goto out_sleep; diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index df6029ef6304..138edd28b0de 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -675,8 +675,8 @@ int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif) memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len); } else { cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN; - cmd->ap.ssid_len = bss_conf->ssid_len; - memcpy(cmd->ap.ssid, bss_conf->ssid, bss_conf->ssid_len); + cmd->ap.ssid_len = vif->cfg.ssid_len; + memcpy(cmd->ap.ssid, vif->cfg.ssid, vif->cfg.ssid_len); } supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES | diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 21a9e3b0cbac..ad9560bd9512 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -2904,10 +2904,12 @@ static int wlcore_set_assoc(struct wl1271 *wl, struct wl12xx_vif *wlvif, struct ieee80211_bss_conf *bss_conf, u32 sta_rate_set) { + struct ieee80211_vif *vif = container_of(bss_conf, struct ieee80211_vif, + bss_conf); int ieoffset; int ret; - wlvif->aid = bss_conf->aid; + wlvif->aid = vif->cfg.aid; wlvif->channel_type = cfg80211_get_chandef_type(&bss_conf->chandef); wlvif->beacon_int = bss_conf->beacon_int; wlvif->wmm_enabled = bss_conf->qos; @@ -3935,7 +3937,6 @@ static int wl1271_ap_set_probe_resp_tmpl_legacy(struct wl1271 *wl, u32 rates) { struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); - struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; u8 probe_rsp_templ[WL1271_CMD_TEMPL_MAX_SIZE]; int ssid_ie_offset, ie_offset, templ_len; const u8 *ptr; @@ -3948,7 +3949,7 @@ static int wl1271_ap_set_probe_resp_tmpl_legacy(struct wl1271 *wl, probe_rsp_len, 0, rates); - if (probe_rsp_len + bss_conf->ssid_len > WL1271_CMD_TEMPL_MAX_SIZE) { + if (probe_rsp_len + vif->cfg.ssid_len > WL1271_CMD_TEMPL_MAX_SIZE) { wl1271_error("probe_rsp template too big"); return -EINVAL; } @@ -3970,12 +3971,12 @@ static int wl1271_ap_set_probe_resp_tmpl_legacy(struct wl1271 *wl, /* insert SSID from bss_conf */ probe_rsp_templ[ssid_ie_offset] = WLAN_EID_SSID; - probe_rsp_templ[ssid_ie_offset + 1] = bss_conf->ssid_len; + probe_rsp_templ[ssid_ie_offset + 1] = vif->cfg.ssid_len; memcpy(probe_rsp_templ + ssid_ie_offset + 2, - bss_conf->ssid, bss_conf->ssid_len); - templ_len = ssid_ie_offset + 2 + bss_conf->ssid_len; + vif->cfg.ssid, vif->cfg.ssid_len); + templ_len = ssid_ie_offset + 2 + vif->cfg.ssid_len; - memcpy(probe_rsp_templ + ssid_ie_offset + 2 + bss_conf->ssid_len, + memcpy(probe_rsp_templ + ssid_ie_offset + 2 + vif->cfg.ssid_len, ptr, probe_rsp_len - (ptr - probe_rsp_data)); templ_len += probe_rsp_len - (ptr - probe_rsp_data); @@ -4255,15 +4256,15 @@ out: } static int wlcore_set_bssid(struct wl1271 *wl, struct wl12xx_vif *wlvif, - struct ieee80211_bss_conf *bss_conf, - u32 sta_rate_set) + struct ieee80211_vif *vif, u32 sta_rate_set) { + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; u32 rates; int ret; wl1271_debug(DEBUG_MAC80211, "changed_bssid: %pM, aid: %d, bcn_int: %d, brates: 0x%x sta_rate_set: 0x%x", - bss_conf->bssid, bss_conf->aid, + bss_conf->bssid, vif->cfg.aid, bss_conf->beacon_int, bss_conf->basic_rates, sta_rate_set); @@ -4351,7 +4352,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, } if (changed & BSS_CHANGED_IBSS) { - if (bss_conf->ibss_joined) { + if (vif->cfg.ibss_joined) { set_bit(WLVIF_FLAG_IBSS_JOINED, &wlvif->flags); ibss_joined = true; } else { @@ -4375,7 +4376,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, } if (changed & BSS_CHANGED_IDLE && !is_ibss) - wl1271_sta_handle_idle(wl, wlvif, bss_conf->idle); + wl1271_sta_handle_idle(wl, wlvif, vif->cfg.idle); if (changed & BSS_CHANGED_CQM) { bool enable = false; @@ -4411,7 +4412,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, if (changed & BSS_CHANGED_BSSID) { if (!is_zero_ether_addr(bss_conf->bssid)) { - ret = wlcore_set_bssid(wl, wlvif, bss_conf, + ret = wlcore_set_bssid(wl, wlvif, vif, sta_rate_set); if (ret < 0) goto out; @@ -4427,9 +4428,9 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, if (changed & BSS_CHANGED_IBSS) { wl1271_debug(DEBUG_ADHOC, "ibss_joined: %d", - bss_conf->ibss_joined); + vif->cfg.ibss_joined); - if (bss_conf->ibss_joined) { + if (vif->cfg.ibss_joined) { u32 rates = bss_conf->basic_rates; wlvif->basic_rate_set = wl1271_tx_enabled_rates_get(wl, rates, @@ -4466,7 +4467,7 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, } if (changed & BSS_CHANGED_ASSOC) { - if (bss_conf->assoc) { + if (vif->cfg.assoc) { ret = wlcore_set_assoc(wl, wlvif, bss_conf, sta_rate_set); if (ret < 0) @@ -4541,11 +4542,11 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, /* Handle arp filtering. Done after join. */ if ((changed & BSS_CHANGED_ARP_FILTER) || (!is_ibss && (changed & BSS_CHANGED_QOS))) { - __be32 addr = bss_conf->arp_addr_list[0]; + __be32 addr = vif->cfg.arp_addr_list[0]; wlvif->sta.qos = bss_conf->qos; WARN_ON(wlvif->bss_type != BSS_TYPE_STA_BSS); - if (bss_conf->arp_addr_cnt == 1 && bss_conf->assoc) { + if (vif->cfg.arp_addr_cnt == 1 && vif->cfg.assoc) { wlvif->ip_addr = addr; /* * The template should have been configured only upon diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index afaf331fe125..8c5de30478ec 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -979,7 +979,7 @@ static void vnt_check_bb_vga(struct vnt_private *priv) if (priv->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) return; - if (!(priv->vif->bss_conf.assoc && priv->current_rssi)) + if (!(priv->vif->cfg.assoc && priv->current_rssi)) return; RFvRSSITodBm(priv, (u8)priv->current_rssi, &dbm); @@ -1399,7 +1399,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, { struct vnt_private *priv = hw->priv; - priv->current_aid = conf->aid; + priv->current_aid = vif->cfg.aid; if (changed & BSS_CHANGED_BSSID && conf->bssid) { unsigned long flags; @@ -1468,7 +1468,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, if (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BEACON_INFO) && priv->op_mode != NL80211_IFTYPE_AP) { - if (conf->assoc && conf->beacon_rate) { + if (vif->cfg.assoc && conf->beacon_rate) { CARDbUpdateTSF(priv, conf->beacon_rate->hw_value, conf->sync_tsf); diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index ae7f5916d4d6..3ab8a7bb9715 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -749,7 +749,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, { struct vnt_private *priv = hw->priv; - priv->current_aid = conf->aid; + priv->current_aid = vif->cfg.aid; if (changed & BSS_CHANGED_BSSID && conf->bssid) vnt_mac_set_bssid_addr(priv, (u8 *)conf->bssid); @@ -811,7 +811,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw, if (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BEACON_INFO) && priv->op_mode != NL80211_IFTYPE_AP) { - if (conf->assoc && conf->beacon_rate) { + if (vif->cfg.assoc && conf->beacon_rate) { u16 ps_beacon_int = conf->beacon_int; if (conf->dtim_period) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index e3ded46f70ac..1520922d21a5 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -526,11 +526,6 @@ struct ieee80211_fils_discovery { * mode only, set if the AP advertises TWT responder role) * @twt_protected: does this BSS support protected TWT frames * @twt_broadcast: does this BSS support broadcast TWT - * @assoc: association status - * @ibss_joined: indicates whether this station is part of an IBSS - * or not - * @ibss_creator: indicates if a new IBSS network is being created - * @aid: association ID number, valid only when @assoc is true * @use_cts_prot: use CTS protection * @use_short_preamble: use 802.11b short preamble * @use_short_slot: use short slot time (only relevant for ERP) @@ -551,6 +546,8 @@ struct ieee80211_fils_discovery { * IMPORTANT: These three sync_* parameters would possibly be out of sync * by the time the driver will use them. The synchronized view is currently * guaranteed only in certain callbacks. + * Note also that this is not used with MLD associations, mac80211 doesn't + * know how to track beacons for all of the links for this. * @beacon_int: beacon interval * @assoc_capability: capabilities taken from assoc resp * @basic_rates: bitmap of basic rates, each bit stands for an @@ -576,21 +573,9 @@ struct ieee80211_fils_discovery { * threshold event and can't be enabled simultaneously with it. * @cqm_rssi_high: Connection quality monitor RSSI upper threshold. * @cqm_rssi_hyst: Connection quality monitor RSSI hysteresis - * @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The - * may filter ARP queries targeted for other addresses than listed here. - * The driver must allow ARP queries targeted for all address listed here - * to pass through. An empty list implies no ARP queries need to pass. - * @arp_addr_cnt: Number of addresses currently on the list. Note that this - * may be larger than %IEEE80211_BSS_ARP_ADDR_LIST_LEN (the arp_addr_list - * array size), it's up to the driver what to do in that case. * @qos: This is a QoS-enabled BSS. - * @idle: This interface is idle. There's also a global idle flag in the - * hardware config which may be more appropriate depending on what - * your driver/device needs to do. * @ps: power-save mode (STA only). This flag is NOT affected by * offchannel/dynamic_ps operations. - * @ssid: The SSID of the current vif. Valid in AP and IBSS mode. - * @ssid_len: Length of SSID given in @ssid. * @hidden_ssid: The SSID of the current vif is hidden. Only valid in AP-mode. * @txpower: TX power in dBm. INT_MIN means not configured. * @txpower_type: TX power adjustment used to control per packet Transmit @@ -628,7 +613,6 @@ struct ieee80211_fils_discovery { * @fils_discovery: FILS discovery configuration * @unsol_bcast_probe_resp_interval: Unsolicited broadcast probe response * interval. - * @s1g: BSS is S1G BSS (affects Association Request format). * @beacon_tx_rate: The configured beacon transmit rate that needs to be passed * to driver when rate control is offloaded to firmware. * @power_type: power type of BSS for 6 GHz @@ -661,10 +645,6 @@ struct ieee80211_bss_conf { bool twt_responder; bool twt_protected; bool twt_broadcast; - /* association related data */ - bool assoc, ibss_joined; - bool ibss_creator; - u16 aid; /* erp related data */ bool use_cts_prot; bool use_short_preamble; @@ -686,13 +666,8 @@ struct ieee80211_bss_conf { s32 cqm_rssi_high; struct cfg80211_chan_def chandef; struct ieee80211_mu_group_data mu_group; - __be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; - int arp_addr_cnt; bool qos; - bool idle; bool ps; - u8 ssid[IEEE80211_MAX_SSID_LEN]; - size_t ssid_len; bool hidden_ssid; int txpower; enum nl80211_tx_power_setting txpower_type; @@ -717,7 +692,6 @@ struct ieee80211_bss_conf { struct cfg80211_he_bss_color he_bss_color; struct ieee80211_fils_discovery fils_discovery; u32 unsol_bcast_probe_resp_interval; - bool s1g; struct cfg80211_bitrate_mask beacon_tx_rate; enum ieee80211_ap_reg_power power_type; struct ieee80211_tx_pwr_env tx_pwr_env[IEEE80211_TPE_MAX_IE_COUNT]; @@ -1721,6 +1695,40 @@ enum ieee80211_offload_flags { IEEE80211_OFFLOAD_DECAP_ENABLED = BIT(2), }; +/** + * struct ieee80211_vif_cfg - interface configuration + * @assoc: association status + * @ibss_joined: indicates whether this station is part of an IBSS or not + * @ibss_creator: indicates if a new IBSS network is being created + * @aid: association ID number, valid only when @assoc is true + * @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The + * may filter ARP queries targeted for other addresses than listed here. + * The driver must allow ARP queries targeted for all address listed here + * to pass through. An empty list implies no ARP queries need to pass. + * @arp_addr_cnt: Number of addresses currently on the list. Note that this + * may be larger than %IEEE80211_BSS_ARP_ADDR_LIST_LEN (the arp_addr_list + * array size), it's up to the driver what to do in that case. + * @ssid: The SSID of the current vif. Valid in AP and IBSS mode. + * @ssid_len: Length of SSID given in @ssid. + * @s1g: BSS is S1G BSS (affects Association Request format). + * @idle: This interface is idle. There's also a global idle flag in the + * hardware config which may be more appropriate depending on what + * your driver/device needs to do. + */ +struct ieee80211_vif_cfg { + /* association related data */ + bool assoc, ibss_joined; + bool ibss_creator; + u16 aid; + + __be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; + int arp_addr_cnt; + u8 ssid[IEEE80211_MAX_SSID_LEN]; + size_t ssid_len; + bool s1g; + bool idle; +}; + /** * struct ieee80211_vif - per-interface data * @@ -1728,6 +1736,7 @@ enum ieee80211_offload_flags { * use during the life of a virtual interface. * * @type: type of this virtual interface + * @cfg: vif configuration, see &struct ieee80211_vif_cfg * @bss_conf: BSS configuration for this interface, either our own * or the BSS we're associated to * @addr: address of this interface @@ -1762,6 +1771,7 @@ enum ieee80211_offload_flags { */ struct ieee80211_vif { enum nl80211_iftype type; + struct ieee80211_vif_cfg cfg; struct ieee80211_bss_conf bss_conf; u8 addr[ETH_ALEN] __aligned(2); bool p2p; diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 8a15c71e7c7d..fd57bad38681 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1216,12 +1216,12 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, sdata->vif.bss_conf.twt_responder = params->twt_responder; sdata->vif.bss_conf.he_obss_pd = params->he_obss_pd; sdata->vif.bss_conf.he_bss_color = params->beacon.he_bss_color; - sdata->vif.bss_conf.s1g = params->chandef.chan->band == + sdata->vif.cfg.s1g = params->chandef.chan->band == NL80211_BAND_S1GHZ; - sdata->vif.bss_conf.ssid_len = params->ssid_len; + sdata->vif.cfg.ssid_len = params->ssid_len; if (params->ssid_len) - memcpy(sdata->vif.bss_conf.ssid, params->ssid, + memcpy(sdata->vif.cfg.ssid, params->ssid, params->ssid_len); sdata->vif.bss_conf.hidden_ssid = (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE); @@ -1405,7 +1405,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, sdata->vif.bss_conf.enable_beacon = false; sdata->beacon_rate_set = false; - sdata->vif.bss_conf.ssid_len = 0; + sdata->vif.cfg.ssid_len = 0; clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); @@ -3488,7 +3488,7 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, break; case NL80211_IFTYPE_ADHOC: - if (!sdata->vif.bss_conf.ibss_joined) + if (!sdata->vif.cfg.ibss_joined) return -EINVAL; if (params->chandef.width != sdata->u.ibss.chandef.width) diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index eea400902133..deb358eef9d0 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -783,7 +783,7 @@ static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, out: rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, conf); - sdata->vif.bss_conf.idle = !conf; + sdata->vif.cfg.idle = !conf; if (curr_ctx && ieee80211_chanctx_num_assigned(local, curr_ctx) > 0) { ieee80211_recalc_chanctx_chantype(local, curr_ctx); diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index cf71484658c6..59b33de0f3b0 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -2,7 +2,7 @@ /* * Copyright (c) 2006 Jiri Benc * Copyright 2007 Johannes Berg - * Copyright (C) 2020-2021 Intel Corporation + * Copyright (C) 2020-2022 Intel Corporation */ #include @@ -233,7 +233,7 @@ IEEE80211_IF_FILE_R(hw_queues); /* STA attributes */ IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC); -IEEE80211_IF_FILE(aid, vif.bss_conf.aid, DEC); +IEEE80211_IF_FILE(aid, vif.cfg.aid, DEC); IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS); static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata, @@ -366,7 +366,7 @@ IEEE80211_IF_FILE_W(tkip_mic_test); static ssize_t ieee80211_if_parse_beacon_loss( struct ieee80211_sub_if_data *sdata, const char *buf, int buflen) { - if (!ieee80211_sdata_running(sdata) || !sdata->vif.bss_conf.assoc) + if (!ieee80211_sdata_running(sdata) || !sdata->vif.cfg.assoc) return -ENOTCONN; ieee80211_beacon_loss(&sdata->vif); diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 8ff547ff351e..afb5982a1d42 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -244,9 +244,9 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, sta_info_flush(sdata); /* if merging, indicate to driver that we leave the old IBSS */ - if (sdata->vif.bss_conf.ibss_joined) { - sdata->vif.bss_conf.ibss_joined = false; - sdata->vif.bss_conf.ibss_creator = false; + if (sdata->vif.cfg.ibss_joined) { + sdata->vif.cfg.ibss_joined = false; + sdata->vif.cfg.ibss_creator = false; sdata->vif.bss_conf.enable_beacon = false; netif_carrier_off(sdata->dev); ieee80211_bss_info_change_notify(sdata, @@ -326,8 +326,8 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.enable_beacon = true; sdata->vif.bss_conf.beacon_int = beacon_int; sdata->vif.bss_conf.basic_rates = basic_rates; - sdata->vif.bss_conf.ssid_len = ifibss->ssid_len; - memcpy(sdata->vif.bss_conf.ssid, ifibss->ssid, ifibss->ssid_len); + sdata->vif.cfg.ssid_len = ifibss->ssid_len; + memcpy(sdata->vif.cfg.ssid, ifibss->ssid, ifibss->ssid_len); bss_change = BSS_CHANGED_BEACON_INT; bss_change |= ieee80211_reset_erp_info(sdata); bss_change |= BSS_CHANGED_BSSID; @@ -359,15 +359,15 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, ieee80211_set_wmm_default(sdata, true, false); - sdata->vif.bss_conf.ibss_joined = true; - sdata->vif.bss_conf.ibss_creator = creator; + sdata->vif.cfg.ibss_joined = true; + sdata->vif.cfg.ibss_creator = creator; err = drv_join_ibss(local, sdata); if (err) { - sdata->vif.bss_conf.ibss_joined = false; - sdata->vif.bss_conf.ibss_creator = false; + sdata->vif.cfg.ibss_joined = false; + sdata->vif.cfg.ibss_creator = false; sdata->vif.bss_conf.enable_beacon = false; - sdata->vif.bss_conf.ssid_len = 0; + sdata->vif.cfg.ssid_len = 0; RCU_INIT_POINTER(ifibss->presp, NULL); kfree_rcu(presp, rcu_head); mutex_lock(&local->mtx); @@ -708,10 +708,10 @@ static void ieee80211_ibss_disconnect(struct ieee80211_sub_if_data *sdata) netif_carrier_off(sdata->dev); - sdata->vif.bss_conf.ibss_joined = false; - sdata->vif.bss_conf.ibss_creator = false; + sdata->vif.cfg.ibss_joined = false; + sdata->vif.cfg.ibss_creator = false; sdata->vif.bss_conf.enable_beacon = false; - sdata->vif.bss_conf.ssid_len = 0; + sdata->vif.cfg.ssid_len = 0; /* remove beacon */ presp = rcu_dereference_protected(ifibss->presp, diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 9e0e71ca8068..cce0a9aad2cd 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1642,7 +1642,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, sdata->control_port_no_encrypt = false; sdata->control_port_over_nl80211 = false; sdata->control_port_no_preauth = false; - sdata->vif.bss_conf.idle = true; + sdata->vif.cfg.idle = true; sdata->vif.bss_conf.txpower = INT_MIN; /* unset */ sdata->noack_map = 0; diff --git a/net/mac80211/main.c b/net/mac80211/main.c index ebde131efcaa..0c81ae492df4 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -349,7 +349,7 @@ static int ieee80211_ifa_changed(struct notifier_block *nb, struct wireless_dev *wdev = ndev->ieee80211_ptr; struct in_device *idev; struct ieee80211_sub_if_data *sdata; - struct ieee80211_bss_conf *bss_conf; + struct ieee80211_vif_cfg *vif_cfg; struct ieee80211_if_managed *ifmgd; int c = 0; @@ -361,7 +361,7 @@ static int ieee80211_ifa_changed(struct notifier_block *nb, return NOTIFY_DONE; sdata = IEEE80211_DEV_TO_SUB_IF(ndev); - bss_conf = &sdata->vif.bss_conf; + vif_cfg = &sdata->vif.cfg; /* ARP filtering is only supported in managed mode */ if (sdata->vif.type != NL80211_IFTYPE_STATION) @@ -374,16 +374,16 @@ static int ieee80211_ifa_changed(struct notifier_block *nb, ifmgd = &sdata->u.mgd; sdata_lock(sdata); - /* Copy the addresses to the bss_conf list */ + /* Copy the addresses to the vif config list */ ifa = rtnl_dereference(idev->ifa_list); while (ifa) { if (c < IEEE80211_BSS_ARP_ADDR_LIST_LEN) - bss_conf->arp_addr_list[c] = ifa->ifa_address; + vif_cfg->arp_addr_list[c] = ifa->ifa_address; ifa = rtnl_dereference(ifa->ifa_next); c++; } - bss_conf->arp_addr_cnt = c; + vif_cfg->arp_addr_cnt = c; /* Configure driver only if associated (which also implies it is up) */ if (ifmgd->associated) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c526af66ff8d..4a792e88568d 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2258,6 +2258,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, struct ieee80211_bss *bss = (void *)cbss->priv; struct ieee80211_local *local = sdata->local; struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; + struct ieee80211_vif_cfg *vif_cfg = &sdata->vif.cfg; bss_info_changed |= BSS_CHANGED_ASSOC; bss_info_changed |= ieee80211_handle_bss_capability(sdata, @@ -2317,7 +2318,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, bss_conf->dtim_period = 0; } - bss_conf->assoc = 1; + vif_cfg->assoc = 1; /* Tell the driver to monitor connection quality (if supported) */ if (sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI && @@ -2325,7 +2326,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, bss_info_changed |= BSS_CHANGED_CQM; /* Enable ARP filtering */ - if (bss_conf->arp_addr_cnt) + if (vif_cfg->arp_addr_cnt) bss_info_changed |= BSS_CHANGED_ARP_FILTER; ieee80211_bss_info_change_notify(sdata, bss_info_changed); @@ -2419,7 +2420,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, /* clear bssid only after building the needed mgmt frames */ eth_zero_addr(ifmgd->bssid); - sdata->vif.bss_conf.ssid_len = 0; + sdata->vif.cfg.ssid_len = 0; /* remove AP and TDLS peers */ sta_info_flush(sdata); @@ -2429,7 +2430,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, ieee80211_led_assoc(local, 0); changed |= BSS_CHANGED_ASSOC; - sdata->vif.bss_conf.assoc = false; + sdata->vif.cfg.assoc = false; ifmgd->p2p_noa_index = -1; memset(&sdata->vif.bss_conf.p2p_noa_attr, 0, @@ -2455,7 +2456,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, cancel_work_sync(&local->dynamic_ps_enable_work); /* Disable ARP filtering */ - if (sdata->vif.bss_conf.arp_addr_cnt) + if (sdata->vif.cfg.arp_addr_cnt) changed |= BSS_CHANGED_ARP_FILTER; sdata->vif.bss_conf.qos = false; @@ -2642,8 +2643,8 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata) ieee80211_send_nullfunc(sdata->local, sdata, false); } else { ieee80211_mlme_send_probe_req(sdata, sdata->vif.addr, dst, - sdata->vif.bss_conf.ssid, - sdata->vif.bss_conf.ssid_len, + sdata->vif.cfg.ssid, + sdata->vif.cfg.ssid_len, ifmgd->assoc_bss->channel); } @@ -3425,7 +3426,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, goto out; } - sdata->vif.bss_conf.aid = aid; + sdata->vif.cfg.aid = aid; ifmgd->tdls_chan_switch_prohibited = elems->ext_capab && elems->ext_capab_len >= 5 && (elems->ext_capab[4] & WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED); @@ -4102,6 +4103,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; + struct ieee80211_vif_cfg *vif_cfg = &sdata->vif.cfg; struct ieee80211_mgmt *mgmt = (void *) hdr; size_t baselen; struct ieee802_11_elems *elems; @@ -4226,7 +4228,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, ncrc = elems->crc; if (ieee80211_hw_check(&local->hw, PS_NULLFUNC_STACK) && - ieee80211_check_tim(elems->tim, elems->tim_len, bss_conf->aid)) { + ieee80211_check_tim(elems->tim, elems->tim_len, vif_cfg->aid)) { if (local->hw.conf.dynamic_ps_timeout > 0) { if (local->hw.conf.flags & IEEE80211_CONF_PS) { local->hw.conf.flags &= ~IEEE80211_CONF_PS; @@ -5877,7 +5879,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgd_assoc_data *assoc_data; const struct cfg80211_bss_ies *beacon_ies; struct ieee80211_supported_band *sband; - struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; + struct ieee80211_vif_cfg *vif_cfg = &sdata->vif.cfg; const struct element *ssid_elem, *ht_elem, *vht_elem; int i, err; bool override = false; @@ -5895,8 +5897,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, } memcpy(assoc_data->ssid, ssid_elem->data, ssid_elem->datalen); assoc_data->ssid_len = ssid_elem->datalen; - memcpy(bss_conf->ssid, assoc_data->ssid, assoc_data->ssid_len); - bss_conf->ssid_len = assoc_data->ssid_len; + memcpy(vif_cfg->ssid, assoc_data->ssid, assoc_data->ssid_len); + vif_cfg->ssid_len = assoc_data->ssid_len; rcu_read_unlock(); if (ifmgd->associated) { diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index a1fbd562cac1..7da6b49598ab 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -785,7 +785,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, switch (sdata->vif.type) { case NL80211_IFTYPE_ADHOC: - if (!sdata->vif.bss_conf.ibss_joined) + if (!sdata->vif.cfg.ibss_joined) need_offchan = true; #ifdef CONFIG_MAC80211_MESH fallthrough; diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index b698756887eb..f80284eee055 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -177,7 +177,7 @@ ieee80211_bss_info_update(struct ieee80211_local *local, rcu_read_lock(); scan_sdata = rcu_dereference(local->scan_sdata); if (scan_sdata && scan_sdata->vif.type == NL80211_IFTYPE_STATION && - scan_sdata->vif.bss_conf.assoc && + scan_sdata->vif.cfg.assoc && ieee80211_have_rx_timestamp(rx_status)) { bss_meta.parent_tsf = ieee80211_calculate_rx_timestamp(local, rx_status, diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index fa04021d4c0f..7eb6d8c4f25c 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -230,7 +230,7 @@ ieee80211_tdls_add_aid(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) *pos++ = WLAN_EID_AID; *pos++ = 2; /* len */ - put_unaligned_le16(sdata->vif.bss_conf.aid, pos); + put_unaligned_le16(sdata->vif.cfg.aid, pos); } /* translate numbering in the WMM parameter IE to the mac80211 notation */ @@ -1444,7 +1444,7 @@ void ieee80211_tdls_oper_request(struct ieee80211_vif *vif, const u8 *peer, { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); - if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc) { + if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc) { sdata_err(sdata, "Discarding TDLS oper %d - not STA or disconnected\n", oper); return; diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 743adfbb9b15..74ef7e71e1ef 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -1,9 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* -* Portions of this file -* Copyright(c) 2016-2017 Intel Deutschland GmbH -* Copyright (C) 2018 - 2021 Intel Corporation -*/ + * Portions of this file + * Copyright(c) 2016-2017 Intel Deutschland GmbH + * Copyright (C) 2018 - 2022 Intel Corporation + */ #if !defined(__MAC80211_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ) #define __MAC80211_DRIVER_TRACE @@ -425,14 +425,14 @@ TRACE_EVENT(drv_bss_info_changed, __field(u32, channel_cfreq1) __field(u32, channel_cfreq1_offset) __dynamic_array(u32, arp_addr_list, - info->arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? + sdata->vif.cfg.arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? IEEE80211_BSS_ARP_ADDR_LIST_LEN : - info->arp_addr_cnt) + sdata->vif.cfg.arp_addr_cnt) __field(int, arp_addr_cnt) __field(bool, qos) __field(bool, idle) __field(bool, ps) - __dynamic_array(u8, ssid, info->ssid_len) + __dynamic_array(u8, ssid, sdata->vif.cfg.ssid_len) __field(bool, hidden_ssid) __field(int, txpower) __field(u8, p2p_oppps_ctwindow) @@ -442,10 +442,10 @@ TRACE_EVENT(drv_bss_info_changed, LOCAL_ASSIGN; VIF_ASSIGN; __entry->changed = changed; - __entry->aid = info->aid; - __entry->assoc = info->assoc; - __entry->ibss_joined = info->ibss_joined; - __entry->ibss_creator = info->ibss_creator; + __entry->aid = sdata->vif.cfg.aid; + __entry->assoc = sdata->vif.cfg.assoc; + __entry->ibss_joined = sdata->vif.cfg.ibss_joined; + __entry->ibss_creator = sdata->vif.cfg.ibss_creator; __entry->shortpre = info->use_short_preamble; __entry->cts = info->use_cts_prot; __entry->shortslot = info->use_short_slot; @@ -465,15 +465,18 @@ TRACE_EVENT(drv_bss_info_changed, __entry->channel_width = info->chandef.width; __entry->channel_cfreq1 = info->chandef.center_freq1; __entry->channel_cfreq1_offset = info->chandef.freq1_offset; - __entry->arp_addr_cnt = info->arp_addr_cnt; - memcpy(__get_dynamic_array(arp_addr_list), info->arp_addr_list, - sizeof(u32) * (info->arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? + __entry->arp_addr_cnt = sdata->vif.cfg.arp_addr_cnt; + memcpy(__get_dynamic_array(arp_addr_list), + sdata->vif.cfg.arp_addr_list, + sizeof(u32) * (sdata->vif.cfg.arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? IEEE80211_BSS_ARP_ADDR_LIST_LEN : - info->arp_addr_cnt)); + sdata->vif.cfg.arp_addr_cnt)); __entry->qos = info->qos; - __entry->idle = info->idle; + __entry->idle = sdata->vif.cfg.idle; __entry->ps = info->ps; - memcpy(__get_dynamic_array(ssid), info->ssid, info->ssid_len); + memcpy(__get_dynamic_array(ssid), + sdata->vif.cfg.ssid, + sdata->vif.cfg.ssid_len); __entry->hidden_ssid = info->hidden_ssid; __entry->txpower = info->txpower; __entry->p2p_oppps_ctwindow = info->p2p_noa_attr.oppps_ctwindow; @@ -1719,7 +1722,7 @@ TRACE_EVENT(drv_start_ap, VIF_ENTRY __field(u8, dtimper) __field(u16, bcnint) - __dynamic_array(u8, ssid, info->ssid_len) + __dynamic_array(u8, ssid, sdata->vif.cfg.ssid_len) __field(bool, hidden_ssid) ), @@ -1728,7 +1731,9 @@ TRACE_EVENT(drv_start_ap, VIF_ASSIGN; __entry->dtimper = info->dtim_period; __entry->bcnint = info->beacon_int; - memcpy(__get_dynamic_array(ssid), info->ssid, info->ssid_len); + memcpy(__get_dynamic_array(ssid), + sdata->vif.cfg.ssid, + sdata->vif.cfg.ssid_len); __entry->hidden_ssid = info->hidden_ssid; ), @@ -1786,7 +1791,7 @@ TRACE_EVENT(drv_join_ibss, VIF_ENTRY __field(u8, dtimper) __field(u16, bcnint) - __dynamic_array(u8, ssid, info->ssid_len) + __dynamic_array(u8, ssid, sdata->vif.cfg.ssid_len) ), TP_fast_assign( @@ -1794,7 +1799,9 @@ TRACE_EVENT(drv_join_ibss, VIF_ASSIGN; __entry->dtimper = info->dtim_period; __entry->bcnint = info->beacon_int; - memcpy(__get_dynamic_array(ssid), info->ssid, info->ssid_len); + memcpy(__get_dynamic_array(ssid), + sdata->vif.cfg.ssid, + sdata->vif.cfg.ssid_len); ), TP_printk( diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index e5edc6fd21c0..a4270e9ec10e 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -5381,7 +5381,7 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw, pspoll = skb_put_zero(skb, sizeof(*pspoll)); pspoll->frame_control = cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL); - pspoll->aid = cpu_to_le16(sdata->vif.bss_conf.aid); + pspoll->aid = cpu_to_le16(sdata->vif.cfg.aid); /* aid in PS-Poll has its two MSBs each set to 1 */ pspoll->aid |= cpu_to_le16(1 << 15 | 1 << 14); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 48d8f0aad69f..dccc757baab2 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2496,7 +2496,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) case NL80211_IFTYPE_MONITOR: break; case NL80211_IFTYPE_ADHOC: - if (sdata->vif.bss_conf.ibss_joined) + if (sdata->vif.cfg.ibss_joined) WARN_ON(drv_join_ibss(local, sdata)); fallthrough; default: -- cgit v1.2.3 From bfd8403adddd09f32033a14bf25be398291e7881 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 16 May 2022 15:00:15 +0200 Subject: wifi: mac80211: reorg some iface data structs for MLD Start reorganizing interface related data structures toward MLD. The most complex part here is for the keys, since we have to split the various kinds of GTKs off to the link but still need to use (for WEP) the other keys as a fallback even for multicast frames. Signed-off-by: Johannes Berg --- net/mac80211/agg-rx.c | 4 +- net/mac80211/agg-tx.c | 2 +- net/mac80211/cfg.c | 165 +++++++++++----------- net/mac80211/chan.c | 95 ++++++------- net/mac80211/debugfs_key.c | 10 +- net/mac80211/debugfs_netdev.c | 12 +- net/mac80211/ethtool.c | 2 +- net/mac80211/ht.c | 15 +- net/mac80211/ibss.c | 10 +- net/mac80211/ieee80211_i.h | 173 ++++++++++++----------- net/mac80211/iface.c | 44 +++--- net/mac80211/key.c | 38 ++++-- net/mac80211/mlme.c | 310 +++++++++++++++++++++--------------------- net/mac80211/ocb.c | 4 +- net/mac80211/offchannel.c | 6 +- net/mac80211/rx.c | 25 ++-- net/mac80211/sta_info.c | 5 +- net/mac80211/status.c | 2 +- net/mac80211/tdls.c | 12 +- net/mac80211/tx.c | 61 ++++----- net/mac80211/util.c | 22 ++- net/mac80211/wme.c | 3 +- 22 files changed, 534 insertions(+), 486 deletions(-) diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index bfab39320004..b7c50646063d 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -9,7 +9,7 @@ * Copyright 2007, Michael Wu * Copyright 2007-2010, Intel Corporation * Copyright(c) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ /** @@ -242,7 +242,7 @@ static void ieee80211_send_addba_resp(struct sta_info *sta, u8 *da, u16 tid, sdata->vif.type == NL80211_IFTYPE_MESH_POINT) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) - memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(mgmt->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c index 91878ed5ec46..b13f4b7b740d 100644 --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -82,7 +82,7 @@ static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata, sdata->vif.type == NL80211_IFTYPE_MESH_POINT) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) - memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(mgmt->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index fd57bad38681..0a717cb95400 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -205,7 +205,7 @@ static int ieee80211_change_iface(struct wiphy *wiphy, return 0; mutex_lock(&local->sta_mtx); - sta = sta_info_get(sdata, ifmgd->bssid); + sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); if (sta) drv_sta_set_4addr(local, sdata, &sta->sta, params->use_4addr); @@ -538,6 +538,7 @@ ieee80211_lookup_key(struct ieee80211_sub_if_data *sdata, u8 key_idx, bool pairwise, const u8 *mac_addr) { struct ieee80211_local *local = sdata->local; + struct ieee80211_key *key; struct sta_info *sta; if (mac_addr) { @@ -559,12 +560,14 @@ ieee80211_lookup_key(struct ieee80211_sub_if_data *sdata, return NULL; } - if (key_idx < NUM_DEFAULT_KEYS + - NUM_DEFAULT_MGMT_KEYS + - NUM_DEFAULT_BEACON_KEYS) + if (pairwise && key_idx < NUM_DEFAULT_KEYS) return rcu_dereference_check_key_mtx(local, sdata->keys[key_idx]); + key = rcu_dereference_check_key_mtx(local, sdata->deflink.gtk[key_idx]); + if (key) + return key; + return NULL; } @@ -863,7 +866,7 @@ ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, if (!resp || !resp_len) return 1; - old = sdata_dereference(sdata->u.ap.probe_resp, sdata); + old = sdata_dereference(sdata->deflink.u.ap.probe_resp, sdata); new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL); if (!new) @@ -879,7 +882,7 @@ ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, else if (cca) new->cntdwn_counter_offsets[0] = cca->counter_offset_presp; - rcu_assign_pointer(sdata->u.ap.probe_resp, new); + rcu_assign_pointer(sdata->deflink.u.ap.probe_resp, new); if (old) kfree_rcu(old, rcu_head); @@ -899,13 +902,13 @@ static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata, fd->min_interval = params->min_interval; fd->max_interval = params->max_interval; - old = sdata_dereference(sdata->u.ap.fils_discovery, sdata); + old = sdata_dereference(sdata->deflink.u.ap.fils_discovery, sdata); new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL); if (!new) return -ENOMEM; new->len = params->tmpl_len; memcpy(new->data, params->tmpl, params->tmpl_len); - rcu_assign_pointer(sdata->u.ap.fils_discovery, new); + rcu_assign_pointer(sdata->deflink.u.ap.fils_discovery, new); if (old) kfree_rcu(old, rcu_head); @@ -922,13 +925,14 @@ ieee80211_set_unsol_bcast_probe_resp(struct ieee80211_sub_if_data *sdata, if (!params->tmpl || !params->tmpl_len) return -EINVAL; - old = sdata_dereference(sdata->u.ap.unsol_bcast_probe_resp, sdata); + old = sdata_dereference(sdata->deflink.u.ap.unsol_bcast_probe_resp, + sdata); new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL); if (!new) return -ENOMEM; new->len = params->tmpl_len; memcpy(new->data, params->tmpl, params->tmpl_len); - rcu_assign_pointer(sdata->u.ap.unsol_bcast_probe_resp, new); + rcu_assign_pointer(sdata->deflink.u.ap.unsol_bcast_probe_resp, new); if (old) kfree_rcu(old, rcu_head); @@ -1009,8 +1013,7 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, int size, err; u32 changed = BSS_CHANGED_BEACON; - old = sdata_dereference(sdata->u.ap.beacon, sdata); - + old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); /* Need to have a beacon head if we don't have one yet */ if (!params->head && !old) @@ -1116,7 +1119,8 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_FTM_RESPONDER; } - rcu_assign_pointer(sdata->u.ap.beacon, new); + rcu_assign_pointer(sdata->deflink.u.ap.beacon, new); + sdata->u.ap.active = true; if (old) kfree_rcu(old, rcu_head); @@ -1141,16 +1145,16 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, int i, err; int prev_beacon_int; - old = sdata_dereference(sdata->u.ap.beacon, sdata); + old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); if (old) return -EALREADY; if (params->smps_mode != NL80211_SMPS_OFF) return -ENOTSUPP; - sdata->smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; - sdata->needed_rx_chains = sdata->local->rx_chains; + sdata->deflink.needed_rx_chains = sdata->local->rx_chains; prev_beacon_int = sdata->vif.bss_conf.beacon_int; sdata->vif.bss_conf.beacon_int = params->beacon_interval; @@ -1271,11 +1275,12 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, err = drv_start_ap(sdata->local, sdata); if (err) { - old = sdata_dereference(sdata->u.ap.beacon, sdata); + old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); if (old) kfree_rcu(old, rcu_head); - RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); + RCU_INIT_POINTER(sdata->deflink.u.ap.beacon, NULL); + sdata->u.ap.active = false; goto error; } @@ -1313,7 +1318,7 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, if (sdata->vif.bss_conf.csa_active || sdata->vif.bss_conf.color_change_active) return -EBUSY; - old = sdata_dereference(sdata->u.ap.beacon, sdata); + old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); if (!old) return -ENOENT; @@ -1334,12 +1339,12 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, static void ieee80211_free_next_beacon(struct ieee80211_sub_if_data *sdata) { - if (!sdata->u.ap.next_beacon) + if (!sdata->deflink.u.ap.next_beacon) return; - kfree(sdata->u.ap.next_beacon->mbssid_ies); - kfree(sdata->u.ap.next_beacon); - sdata->u.ap.next_beacon = NULL; + kfree(sdata->deflink.u.ap.next_beacon->mbssid_ies); + kfree(sdata->deflink.u.ap.next_beacon); + sdata->deflink.u.ap.next_beacon = NULL; } static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, @@ -1356,23 +1361,24 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, sdata_assert_lock(sdata); - old_beacon = sdata_dereference(sdata->u.ap.beacon, sdata); + old_beacon = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); if (!old_beacon) return -ENOENT; - old_probe_resp = sdata_dereference(sdata->u.ap.probe_resp, sdata); - old_fils_discovery = sdata_dereference(sdata->u.ap.fils_discovery, + old_probe_resp = sdata_dereference(sdata->deflink.u.ap.probe_resp, + sdata); + old_fils_discovery = sdata_dereference(sdata->deflink.u.ap.fils_discovery, sdata); old_unsol_bcast_probe_resp = - sdata_dereference(sdata->u.ap.unsol_bcast_probe_resp, + sdata_dereference(sdata->deflink.u.ap.unsol_bcast_probe_resp, sdata); /* abort any running channel switch */ mutex_lock(&local->mtx); sdata->vif.bss_conf.csa_active = false; - if (sdata->csa_block_tx) { + if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; } mutex_unlock(&local->mtx); @@ -1385,10 +1391,11 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, netif_carrier_off(dev); /* remove beacon and probe response */ - RCU_INIT_POINTER(sdata->u.ap.beacon, NULL); - RCU_INIT_POINTER(sdata->u.ap.probe_resp, NULL); - RCU_INIT_POINTER(sdata->u.ap.fils_discovery, NULL); - RCU_INIT_POINTER(sdata->u.ap.unsol_bcast_probe_resp, NULL); + sdata->u.ap.active = false; + RCU_INIT_POINTER(sdata->deflink.u.ap.beacon, NULL); + RCU_INIT_POINTER(sdata->deflink.u.ap.probe_resp, NULL); + RCU_INIT_POINTER(sdata->deflink.u.ap.fils_discovery, NULL); + RCU_INIT_POINTER(sdata->deflink.u.ap.unsol_bcast_probe_resp, NULL); kfree_rcu(old_beacon, rcu_head); if (old_probe_resp) kfree_rcu(old_probe_resp, rcu_head); @@ -1411,7 +1418,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, if (sdata->wdev.cac_started) { chandef = sdata->vif.bss_conf.chandef; - cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); + cancel_delayed_work_sync(&sdata->deflink.dfs_cac_timer_work); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_ABORTED, GFP_KERNEL); @@ -2388,8 +2395,8 @@ static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, sdata->control_port_over_nl80211 = setup->control_port_over_nl80211; /* can mesh use other SMPS modes? */ - sdata->smps_mode = IEEE80211_SMPS_OFF; - sdata->needed_rx_chains = sdata->local->rx_chains; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.needed_rx_chains = sdata->local->rx_chains; mutex_lock(&sdata->local->mtx); err = ieee80211_vif_use_channel(sdata, &setup->chandef, @@ -2423,7 +2430,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy, struct ieee80211_supported_band *sband; u32 changed = 0; - if (!sdata_dereference(sdata->u.ap.beacon, sdata)) + if (!sdata_dereference(sdata->deflink.u.ap.beacon, sdata)) return -ENOENT; sband = ieee80211_get_sband(sdata); @@ -2588,7 +2595,7 @@ static int ieee80211_scan(struct wiphy *wiphy, * the frames sent while scanning on other channel will be * lost) */ - if (sdata->u.ap.beacon && + if (sdata->deflink.u.ap.beacon && (!(wiphy->features & NL80211_FEATURE_AP_SCAN) || !(req->flags & NL80211_SCAN_FLAG_AP))) return -EOPNOTSUPP; @@ -2769,14 +2776,15 @@ static int ieee80211_set_tx_power(struct wiphy *wiphy, switch (type) { case NL80211_TX_POWER_AUTOMATIC: - sdata->user_power_level = IEEE80211_UNSET_POWER_LEVEL; + sdata->deflink.user_power_level = + IEEE80211_UNSET_POWER_LEVEL; txp_type = NL80211_TX_POWER_LIMITED; break; case NL80211_TX_POWER_LIMITED: case NL80211_TX_POWER_FIXED: if (mbm < 0 || (mbm % 100)) return -EOPNOTSUPP; - sdata->user_power_level = MBM_TO_DBM(mbm); + sdata->deflink.user_power_level = MBM_TO_DBM(mbm); break; } @@ -2809,7 +2817,7 @@ static int ieee80211_set_tx_power(struct wiphy *wiphy, has_monitor = true; continue; } - sdata->user_power_level = local->user_power_level; + sdata->deflink.user_power_level = local->user_power_level; if (txp_type != sdata->vif.bss_conf.txpower_type) update_txp_type = true; sdata->vif.bss_conf.txpower_type = txp_type; @@ -2825,7 +2833,7 @@ static int ieee80211_set_tx_power(struct wiphy *wiphy, sdata = wiphy_dereference(local->hw.wiphy, local->monitor_sdata); if (sdata) { - sdata->user_power_level = local->user_power_level; + sdata->deflink.user_power_level = local->user_power_level; if (txp_type != sdata->vif.bss_conf.txpower_type) update_txp_type = true; sdata->vif.bss_conf.txpower_type = txp_type; @@ -2912,8 +2920,8 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) return -EINVAL; - old_req = sdata->u.mgd.req_smps; - sdata->u.mgd.req_smps = smps_mode; + old_req = sdata->deflink.u.mgd.req_smps; + sdata->deflink.u.mgd.req_smps = smps_mode; if (old_req == smps_mode && smps_mode != IEEE80211_SMPS_AUTOMATIC) @@ -2928,7 +2936,7 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) return 0; - ap = sdata->u.mgd.bssid; + ap = sdata->deflink.u.mgd.bssid; rcu_read_lock(); list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) { @@ -2952,7 +2960,7 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, err = ieee80211_send_smps_action(sdata, smps_mode, ap, ap); if (err) - sdata->u.mgd.req_smps = old_req; + sdata->deflink.u.mgd.req_smps = old_req; else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found) ieee80211_teardown_tdls_peers(sdata); @@ -2980,7 +2988,7 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, /* no change, but if automatic follow powersave */ sdata_lock(sdata); - __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.req_smps); + __ieee80211_request_smps_mgd(sdata, sdata->deflink.u.mgd.req_smps); sdata_unlock(sdata); if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS)) @@ -3013,7 +3021,7 @@ static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy, bss_conf->cqm_rssi_hyst = rssi_hyst; bss_conf->cqm_rssi_low = 0; bss_conf->cqm_rssi_high = 0; - sdata->u.mgd.last_cqm_event_signal = 0; + sdata->deflink.u.mgd.last_cqm_event_signal = 0; /* tell the driver upon association, unless already associated */ if (sdata->u.mgd.associated && @@ -3038,7 +3046,7 @@ static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy, bss_conf->cqm_rssi_high = rssi_high; bss_conf->cqm_rssi_thold = 0; bss_conf->cqm_rssi_hyst = 0; - sdata->u.mgd.last_cqm_event_signal = 0; + sdata->deflink.u.mgd.last_cqm_event_signal = 0; /* tell the driver upon association, unless already associated */ if (sdata->u.mgd.associated && @@ -3132,8 +3140,8 @@ static int ieee80211_start_radar_detection(struct wiphy *wiphy, } /* whatever, but channel contexts should not complain about that one */ - sdata->smps_mode = IEEE80211_SMPS_OFF; - sdata->needed_rx_chains = local->rx_chains; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.needed_rx_chains = local->rx_chains; err = ieee80211_vif_use_channel(sdata, chandef, IEEE80211_CHANCTX_SHARED); @@ -3141,7 +3149,7 @@ static int ieee80211_start_radar_detection(struct wiphy *wiphy, goto out_unlock; ieee80211_queue_delayed_work(&sdata->local->hw, - &sdata->dfs_cac_timer_work, + &sdata->deflink.dfs_cac_timer_work, msecs_to_jiffies(cac_time_ms)); out_unlock: @@ -3161,7 +3169,7 @@ static void ieee80211_end_cac(struct wiphy *wiphy, * by the time it gets it, sdata->wdev.cac_started * will no longer be true */ - cancel_delayed_work(&sdata->dfs_cac_timer_work); + cancel_delayed_work(&sdata->deflink.dfs_cac_timer_work); if (sdata->wdev.cac_started) { ieee80211_vif_release_channel(sdata); @@ -3280,10 +3288,10 @@ void ieee80211_csa_finish(struct ieee80211_vif *vif) continue; ieee80211_queue_work(&iter->local->hw, - &iter->csa_finalize_work); + &iter->deflink.csa_finalize_work); } } - ieee80211_queue_work(&local->hw, &sdata->csa_finalize_work); + ieee80211_queue_work(&local->hw, &sdata->deflink.csa_finalize_work); rcu_read_unlock(); } @@ -3295,7 +3303,7 @@ void ieee80211_channel_switch_disconnect(struct ieee80211_vif *vif, bool block_t struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; struct ieee80211_local *local = sdata->local; - sdata->csa_block_tx = block_tx; + sdata->deflink.csa_block_tx = block_tx; sdata_info(sdata, "channel switch failed, disconnecting\n"); ieee80211_queue_work(&local->hw, &ifmgd->csa_connection_drop_work); } @@ -3308,10 +3316,11 @@ static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata, switch (sdata->vif.type) { case NL80211_IFTYPE_AP: - if (!sdata->u.ap.next_beacon) + if (!sdata->deflink.u.ap.next_beacon) return -EINVAL; - err = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon, + err = ieee80211_assign_beacon(sdata, + sdata->deflink.u.ap.next_beacon, NULL, NULL); ieee80211_free_next_beacon(sdata); @@ -3358,20 +3367,20 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) * completed successfully */ - if (sdata->reserved_chanctx) { + if (sdata->deflink.reserved_chanctx) { /* * with multi-vif csa driver may call ieee80211_csa_finish() * many times while waiting for other interfaces to use their * reservations */ - if (sdata->reserved_ready) + if (sdata->deflink.reserved_ready) return 0; return ieee80211_vif_use_reserved_context(sdata); } if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef, - &sdata->csa_chandef)) + &sdata->deflink.csa_chandef)) return -EINVAL; sdata->vif.bss_conf.csa_active = false; @@ -3382,17 +3391,17 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) ieee80211_bss_info_change_notify(sdata, changed); - if (sdata->csa_block_tx) { + if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; } err = drv_post_channel_switch(sdata); if (err) return err; - cfg80211_ch_switch_notify(sdata->dev, &sdata->csa_chandef, 0); + cfg80211_ch_switch_notify(sdata->dev, &sdata->deflink.csa_chandef, 0); return 0; } @@ -3410,7 +3419,7 @@ void ieee80211_csa_finalize_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = container_of(work, struct ieee80211_sub_if_data, - csa_finalize_work); + deflink.csa_finalize_work); struct ieee80211_local *local = sdata->local; sdata_lock(sdata); @@ -3441,9 +3450,9 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, switch (sdata->vif.type) { case NL80211_IFTYPE_AP: - sdata->u.ap.next_beacon = + sdata->deflink.u.ap.next_beacon = cfg80211_beacon_dup(¶ms->beacon_after); - if (!sdata->u.ap.next_beacon) + if (!sdata->deflink.u.ap.next_beacon) return -ENOMEM; /* @@ -3655,15 +3664,16 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, goto out; } - sdata->csa_chandef = params->chandef; - sdata->csa_block_tx = params->block_tx; + sdata->deflink.csa_chandef = params->chandef; + sdata->deflink.csa_block_tx = params->block_tx; sdata->vif.bss_conf.csa_active = true; - if (sdata->csa_block_tx) + if (sdata->deflink.csa_block_tx) ieee80211_stop_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - cfg80211_ch_switch_started_notify(sdata->dev, &sdata->csa_chandef, + cfg80211_ch_switch_started_notify(sdata->dev, + &sdata->deflink.csa_chandef, params->count, params->block_tx); if (changed) { @@ -4310,10 +4320,11 @@ ieee80211_set_after_color_change_beacon(struct ieee80211_sub_if_data *sdata, case NL80211_IFTYPE_AP: { int ret; - if (!sdata->u.ap.next_beacon) + if (!sdata->deflink.u.ap.next_beacon) return -EINVAL; - ret = ieee80211_assign_beacon(sdata, sdata->u.ap.next_beacon, + ret = ieee80211_assign_beacon(sdata, + sdata->deflink.u.ap.next_beacon, NULL, NULL); ieee80211_free_next_beacon(sdata); @@ -4341,9 +4352,9 @@ ieee80211_set_color_change_beacon(struct ieee80211_sub_if_data *sdata, switch (sdata->vif.type) { case NL80211_IFTYPE_AP: - sdata->u.ap.next_beacon = + sdata->deflink.u.ap.next_beacon = cfg80211_beacon_dup(¶ms->beacon_next); - if (!sdata->u.ap.next_beacon) + if (!sdata->deflink.u.ap.next_beacon) return -ENOMEM; if (params->count <= 1) @@ -4425,7 +4436,7 @@ void ieee80211_color_change_finalize_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = container_of(work, struct ieee80211_sub_if_data, - color_change_finalize_work); + deflink.color_change_finalize_work); struct ieee80211_local *local = sdata->local; sdata_lock(sdata); @@ -4450,7 +4461,7 @@ void ieee80211_color_change_finish(struct ieee80211_vif *vif) struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); ieee80211_queue_work(&sdata->local->hw, - &sdata->color_change_finalize_work); + &sdata->deflink.color_change_finalize_work); } EXPORT_SYMBOL_GPL(ieee80211_color_change_finish); diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index deb358eef9d0..67131ca3f649 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -92,9 +92,9 @@ ieee80211_chanctx_reserved_chandef(struct ieee80211_local *local, list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list) { if (!compat) - compat = &sdata->reserved_chandef; + compat = &sdata->deflink.reserved_chandef; - compat = cfg80211_chandef_compatible(&sdata->reserved_chandef, + compat = cfg80211_chandef_compatible(&sdata->deflink.reserved_chandef, compat); if (!compat) break; @@ -114,7 +114,7 @@ ieee80211_chanctx_non_reserved_chandef(struct ieee80211_local *local, list_for_each_entry(sdata, &ctx->assigned_vifs, assigned_chanctx_list) { - if (sdata->reserved_chanctx != NULL) + if (sdata->deflink.reserved_chanctx != NULL) continue; if (!compat) @@ -508,7 +508,7 @@ bool ieee80211_is_radar_required(struct ieee80211_local *local) rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { - if (sdata->radar_required) { + if (sdata->deflink.radar_required) { rcu_read_unlock(); return true; } @@ -535,7 +535,7 @@ ieee80211_chanctx_radar_required(struct ieee80211_local *local, continue; if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) continue; - if (!sdata->radar_required) + if (!sdata->deflink.radar_required) continue; required = true; @@ -848,18 +848,18 @@ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, WARN_ON_ONCE(1); } - switch (sdata->smps_mode) { + switch (sdata->deflink.smps_mode) { default: WARN_ONCE(1, "Invalid SMPS mode %d\n", - sdata->smps_mode); + sdata->deflink.smps_mode); fallthrough; case IEEE80211_SMPS_OFF: - needed_static = sdata->needed_rx_chains; - needed_dynamic = sdata->needed_rx_chains; + needed_static = sdata->deflink.needed_rx_chains; + needed_dynamic = sdata->deflink.needed_rx_chains; break; case IEEE80211_SMPS_DYNAMIC: needed_static = 1; - needed_dynamic = sdata->needed_rx_chains; + needed_dynamic = sdata->deflink.needed_rx_chains; break; case IEEE80211_SMPS_STATIC: needed_static = 1; @@ -942,7 +942,7 @@ void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata) { - struct ieee80211_chanctx *ctx = sdata->reserved_chanctx; + struct ieee80211_chanctx *ctx = sdata->deflink.reserved_chanctx; lockdep_assert_held(&sdata->local->chanctx_mtx); @@ -950,7 +950,7 @@ int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata) return -EINVAL; list_del(&sdata->reserved_chanctx_list); - sdata->reserved_chanctx = NULL; + sdata->deflink.reserved_chanctx = NULL; if (ieee80211_chanctx_refcount(sdata->local, ctx) == 0) { if (ctx->replace_state == IEEE80211_CHANCTX_REPLACES_OTHER) { @@ -1063,10 +1063,10 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, } list_add(&sdata->reserved_chanctx_list, &new_ctx->reserved_vifs); - sdata->reserved_chanctx = new_ctx; - sdata->reserved_chandef = *chandef; - sdata->reserved_radar_required = radar_required; - sdata->reserved_ready = false; + sdata->deflink.reserved_chanctx = new_ctx; + sdata->deflink.reserved_chandef = *chandef; + sdata->deflink.reserved_radar_required = radar_required; + sdata->deflink.reserved_ready = false; return 0; } @@ -1080,7 +1080,7 @@ ieee80211_vif_chanctx_reservation_complete(struct ieee80211_sub_if_data *sdata) case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_OCB: ieee80211_queue_work(&sdata->local->hw, - &sdata->csa_finalize_work); + &sdata->deflink.csa_finalize_work); break; case NL80211_IFTYPE_STATION: ieee80211_queue_work(&sdata->local->hw, @@ -1128,10 +1128,10 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&local->mtx); lockdep_assert_held(&local->chanctx_mtx); - new_ctx = sdata->reserved_chanctx; + new_ctx = sdata->deflink.reserved_chanctx; old_ctx = ieee80211_vif_get_chanctx(sdata); - if (WARN_ON(!sdata->reserved_ready)) + if (WARN_ON(!sdata->deflink.reserved_ready)) return -EBUSY; if (WARN_ON(!new_ctx)) @@ -1145,14 +1145,14 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) return -EINVAL; chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx, - &sdata->reserved_chandef); + &sdata->deflink.reserved_chandef); if (WARN_ON(!chandef)) return -EINVAL; - if (sdata->vif.bss_conf.chandef.width != sdata->reserved_chandef.width) + if (sdata->vif.bss_conf.chandef.width != sdata->deflink.reserved_chandef.width) changed = BSS_CHANGED_BANDWIDTH; - ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef); + ieee80211_vif_update_chandef(sdata, &sdata->deflink.reserved_chandef); ieee80211_change_chanctx(local, new_ctx, old_ctx, chandef); @@ -1161,7 +1161,7 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) vif_chsw[0].new_ctx = &new_ctx->conf; list_del(&sdata->reserved_chanctx_list); - sdata->reserved_chanctx = NULL; + sdata->deflink.reserved_chanctx = NULL; err = drv_switch_vif_chanctx(local, vif_chsw, 1, CHANCTX_SWMODE_REASSIGN_VIF); @@ -1204,9 +1204,9 @@ ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata) int err; old_ctx = ieee80211_vif_get_chanctx(sdata); - new_ctx = sdata->reserved_chanctx; + new_ctx = sdata->deflink.reserved_chanctx; - if (WARN_ON(!sdata->reserved_ready)) + if (WARN_ON(!sdata->deflink.reserved_ready)) return -EINVAL; if (WARN_ON(old_ctx)) @@ -1220,14 +1220,14 @@ ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata) return -EINVAL; chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx, - &sdata->reserved_chandef); + &sdata->deflink.reserved_chandef); if (WARN_ON(!chandef)) return -EINVAL; ieee80211_change_chanctx(local, new_ctx, new_ctx, chandef); list_del(&sdata->reserved_chanctx_list); - sdata->reserved_chanctx = NULL; + sdata->deflink.reserved_chanctx = NULL; err = ieee80211_assign_vif_chanctx(sdata, new_ctx); if (err) { @@ -1249,7 +1249,7 @@ ieee80211_vif_has_in_place_reservation(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&sdata->local->chanctx_mtx); - new_ctx = sdata->reserved_chanctx; + new_ctx = sdata->deflink.reserved_chanctx; old_ctx = ieee80211_vif_get_chanctx(sdata); if (!old_ctx) @@ -1421,9 +1421,9 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) list_for_each_entry(sdata, &ctx->replace_ctx->assigned_vifs, assigned_chanctx_list) { n_assigned++; - if (sdata->reserved_chanctx) { + if (sdata->deflink.reserved_chanctx) { n_reserved++; - if (sdata->reserved_ready) + if (sdata->deflink.reserved_ready) n_ready++; } } @@ -1443,7 +1443,7 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list) { if (ieee80211_vif_has_in_place_reservation(sdata) && - !sdata->reserved_ready) + !sdata->deflink.reserved_ready) return -EAGAIN; old_ctx = ieee80211_vif_get_chanctx(sdata); @@ -1457,7 +1457,7 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) n_vifs_ctxless++; } - if (sdata->reserved_radar_required) + if (sdata->deflink.reserved_radar_required) ctx->conf.radar_enabled = true; } } @@ -1524,13 +1524,14 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) ieee80211_check_fast_xmit_iface(sdata); - sdata->radar_required = sdata->reserved_radar_required; + sdata->deflink.radar_required = sdata->deflink.reserved_radar_required; if (sdata->vif.bss_conf.chandef.width != - sdata->reserved_chandef.width) + sdata->deflink.reserved_chandef.width) changed = BSS_CHANGED_BANDWIDTH; - ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef); + ieee80211_vif_update_chandef(sdata, + &sdata->deflink.reserved_chandef); if (changed) ieee80211_bss_info_change_notify(sdata, changed); @@ -1551,7 +1552,7 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) list_del(&sdata->reserved_chanctx_list); list_move(&sdata->assigned_chanctx_list, &ctx->assigned_vifs); - sdata->reserved_chanctx = NULL; + sdata->deflink.reserved_chanctx = NULL; ieee80211_vif_chanctx_reservation_complete(sdata); } @@ -1569,10 +1570,10 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) sdata))) continue; - if (WARN_ON(sdata->reserved_chanctx != ctx)) + if (WARN_ON(sdata->deflink.reserved_chanctx != ctx)) continue; - if (!sdata->reserved_ready) + if (!sdata->deflink.reserved_ready) continue; if (ieee80211_vif_get_chanctx(sdata)) @@ -1642,11 +1643,11 @@ static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) ctx = container_of(conf, struct ieee80211_chanctx, conf); - if (sdata->reserved_chanctx) { - if (sdata->reserved_chanctx->replace_state == + if (sdata->deflink.reserved_chanctx) { + if (sdata->deflink.reserved_chanctx->replace_state == IEEE80211_CHANCTX_REPLACES_OTHER && ieee80211_chanctx_num_reserved(local, - sdata->reserved_chanctx) > 1) + sdata->deflink.reserved_chanctx) > 1) use_reserved_switch = true; ieee80211_vif_unreserve_chanctx(sdata); @@ -1656,7 +1657,7 @@ static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) if (ieee80211_chanctx_refcount(local, ctx) == 0) ieee80211_free_chanctx(local, ctx); - sdata->radar_required = false; + sdata->deflink.radar_required = false; /* Unreserving may ready an in-place reservation. */ if (use_reserved_switch) @@ -1686,7 +1687,7 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, if (ret > 0) radar_detect_width = BIT(chandef->width); - sdata->radar_required = ret; + sdata->deflink.radar_required = ret; ret = ieee80211_check_combinations(sdata, chandef, mode, radar_detect_width); @@ -1717,7 +1718,7 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, ieee80211_recalc_radar_chanctx(local, ctx); out: if (ret) - sdata->radar_required = false; + sdata->deflink.radar_required = false; mutex_unlock(&local->chanctx_mtx); return ret; @@ -1733,7 +1734,7 @@ int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&local->mtx); lockdep_assert_held(&local->chanctx_mtx); - new_ctx = sdata->reserved_chanctx; + new_ctx = sdata->deflink.reserved_chanctx; old_ctx = ieee80211_vif_get_chanctx(sdata); if (WARN_ON(!new_ctx)) @@ -1743,10 +1744,10 @@ int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata) IEEE80211_CHANCTX_WILL_BE_REPLACED)) return -EINVAL; - if (WARN_ON(sdata->reserved_ready)) + if (WARN_ON(sdata->deflink.reserved_ready)) return -EINVAL; - sdata->reserved_ready = true; + sdata->deflink.reserved_ready = true; if (new_ctx->replace_state == IEEE80211_CHANCTX_REPLACE_NONE) { if (old_ctx) diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c index edc7792e1361..16a04330e7dc 100644 --- a/net/mac80211/debugfs_key.c +++ b/net/mac80211/debugfs_key.c @@ -4,7 +4,7 @@ * Copyright (c) 2006 Jiri Benc * Copyright 2007 Johannes Berg * Copyright (C) 2015 Intel Deutschland GmbH - * Copyright (C) 2021 Intel Corporation + * Copyright (C) 2021-2022 Intel Corporation */ #include @@ -395,9 +395,9 @@ void ieee80211_debugfs_key_update_default(struct ieee80211_sub_if_data *sdata) debugfs_remove(sdata->debugfs.default_multicast_key); sdata->debugfs.default_multicast_key = NULL; - if (sdata->default_multicast_key) { + if (sdata->deflink.default_multicast_key) { key = key_mtx_dereference(sdata->local, - sdata->default_multicast_key); + sdata->deflink.default_multicast_key); sprintf(buf, "../keys/%d", key->debugfs.cnt); sdata->debugfs.default_multicast_key = debugfs_create_symlink("default_multicast_key", @@ -414,7 +414,7 @@ void ieee80211_debugfs_key_add_mgmt_default(struct ieee80211_sub_if_data *sdata) return; key = key_mtx_dereference(sdata->local, - sdata->default_mgmt_key); + sdata->deflink.default_mgmt_key); if (key) { sprintf(buf, "../keys/%d", key->debugfs.cnt); sdata->debugfs.default_mgmt_key = @@ -443,7 +443,7 @@ ieee80211_debugfs_key_add_beacon_default(struct ieee80211_sub_if_data *sdata) return; key = key_mtx_dereference(sdata->local, - sdata->default_beacon_key); + sdata->deflink.default_beacon_key); if (key) { sprintf(buf, "../keys/%d", key->debugfs.cnt); sdata->debugfs.default_beacon_key = diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 59b33de0f3b0..bd398b631763 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -208,8 +208,8 @@ IEEE80211_IF_FILE_R(rc_rateidx_vht_mcs_mask_5ghz); IEEE80211_IF_FILE(flags, flags, HEX); IEEE80211_IF_FILE(state, state, LHEX); IEEE80211_IF_FILE(txpower, vif.bss_conf.txpower, DEC); -IEEE80211_IF_FILE(ap_power_level, ap_power_level, DEC); -IEEE80211_IF_FILE(user_power_level, user_power_level, DEC); +IEEE80211_IF_FILE(ap_power_level, deflink.ap_power_level, DEC); +IEEE80211_IF_FILE(user_power_level, deflink.user_power_level, DEC); static ssize_t ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata, @@ -232,7 +232,7 @@ ieee80211_if_fmt_hw_queues(const struct ieee80211_sub_if_data *sdata, IEEE80211_IF_FILE_R(hw_queues); /* STA attributes */ -IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC); +IEEE80211_IF_FILE(bssid, deflink.u.mgd.bssid, MAC); IEEE80211_IF_FILE(aid, vif.cfg.aid, DEC); IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS); @@ -274,8 +274,8 @@ static ssize_t ieee80211_if_fmt_smps(const struct ieee80211_sub_if_data *sdata, { if (sdata->vif.type == NL80211_IFTYPE_STATION) return snprintf(buf, buflen, "request: %s\nused: %s\n", - smps_modes[sdata->u.mgd.req_smps], - smps_modes[sdata->smps_mode]); + smps_modes[sdata->deflink.u.mgd.req_smps], + smps_modes[sdata->deflink.smps_mode]); return -EINVAL; } @@ -337,7 +337,7 @@ static ssize_t ieee80211_if_parse_tkip_mic_test( dev_kfree_skb(skb); return -ENOTCONN; } - memcpy(hdr->addr1, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN); memcpy(hdr->addr3, addr, ETH_ALEN); sdata_unlock(sdata); diff --git a/net/mac80211/ethtool.c b/net/mac80211/ethtool.c index 6e1fc8788101..6aa02ef06b6b 100644 --- a/net/mac80211/ethtool.c +++ b/net/mac80211/ethtool.c @@ -105,7 +105,7 @@ static void ieee80211_get_stats(struct net_device *dev, mutex_lock(&local->sta_mtx); if (sdata->vif.type == NL80211_IFTYPE_STATION) { - sta = sta_info_get_bss(sdata, sdata->u.mgd.bssid); + sta = sta_info_get_bss(sdata, sdata->deflink.u.mgd.bssid); if (!(sta && !WARN_ON(sta->sdata->dev != dev))) goto do_survey; diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index 171bd16b13f3..ac94dd69c0a2 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -9,7 +9,7 @@ * Copyright 2007, Michael Wu * Copyright 2007-2010, Intel Corporation * Copyright 2017 Intel Deutschland GmbH - * Copyright(c) 2020-2021 Intel Corporation + * Copyright(c) 2020-2022 Intel Corporation */ #include @@ -433,7 +433,7 @@ void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, sdata->vif.type == NL80211_IFTYPE_MESH_POINT) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) - memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(mgmt->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); @@ -543,10 +543,11 @@ void ieee80211_request_smps_mgd_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = container_of(work, struct ieee80211_sub_if_data, - u.mgd.request_smps_work); + deflink.u.mgd.request_smps_work); sdata_lock(sdata); - __ieee80211_request_smps_mgd(sdata, sdata->u.mgd.driver_smps_mode); + __ieee80211_request_smps_mgd(sdata, + sdata->deflink.u.mgd.driver_smps_mode); sdata_unlock(sdata); } @@ -558,12 +559,12 @@ void ieee80211_request_smps(struct ieee80211_vif *vif, if (WARN_ON_ONCE(vif->type != NL80211_IFTYPE_STATION)) return; - if (sdata->u.mgd.driver_smps_mode == smps_mode) + if (sdata->deflink.u.mgd.driver_smps_mode == smps_mode) return; - sdata->u.mgd.driver_smps_mode = smps_mode; + sdata->deflink.u.mgd.driver_smps_mode = smps_mode; ieee80211_queue_work(&sdata->local->hw, - &sdata->u.mgd.request_smps_work); + &sdata->deflink.u.mgd.request_smps_work); } /* this might change ... don't want non-open drivers using it */ EXPORT_SYMBOL_GPL(ieee80211_request_smps); diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index afb5982a1d42..066f7c5adeec 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -309,7 +309,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, mutex_unlock(&local->mtx); return; } - sdata->radar_required = radar_required; + sdata->deflink.radar_required = radar_required; mutex_unlock(&local->mtx); memcpy(ifibss->bssid, bssid, ETH_ALEN); @@ -544,12 +544,12 @@ int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata) IEEE80211_PRIVACY(ifibss->privacy)); /* XXX: should not really modify cfg80211 data */ if (cbss) { - cbss->channel = sdata->csa_chandef.chan; + cbss->channel = sdata->deflink.csa_chandef.chan; cfg80211_put_bss(sdata->local->hw.wiphy, cbss); } } - ifibss->chandef = sdata->csa_chandef; + ifibss->chandef = sdata->deflink.csa_chandef; /* generate the beacon */ return ieee80211_ibss_csa_beacon(sdata, NULL); @@ -1853,8 +1853,8 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_HT | BSS_CHANGED_MCAST_RATE; ieee80211_bss_info_change_notify(sdata, changed); - sdata->smps_mode = IEEE80211_SMPS_OFF; - sdata->needed_rx_chains = local->rx_chains; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.needed_rx_chains = local->rx_chains; sdata->control_port_over_nl80211 = params->control_port_over_nl80211; ieee80211_queue_work(&local->hw, &sdata->work); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 5a1347727b4a..f0a8bb444033 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -293,19 +293,13 @@ struct ps_data { }; struct ieee80211_if_ap { - struct beacon_data __rcu *beacon; - struct probe_resp __rcu *probe_resp; - struct fils_discovery_data __rcu *fils_discovery; - struct unsol_bcast_probe_resp_data __rcu *unsol_bcast_probe_resp; - - /* to be used after channel switch. */ - struct cfg80211_beacon_data *next_beacon; struct list_head vlans; /* write-protected with RTNL and local->mtx */ struct ps_data ps; atomic_t num_mcast_sta; /* number of stations receiving multicast */ bool multicast_to_unicast; + bool active; }; struct ieee80211_if_vlan { @@ -456,29 +450,14 @@ struct ieee80211_if_managed { reconnect:1, associated:1; - struct cfg80211_bss *assoc_bss; struct ieee80211_mgd_auth_data *auth_data; struct ieee80211_mgd_assoc_data *assoc_data; - u8 bssid[ETH_ALEN] __aligned(2); - bool powersave; /* powersave requested for this iface */ bool broken_ap; /* AP is broken -- turn off powersave */ - bool have_beacon; - u8 dtim_period; - enum ieee80211_smps_mode req_smps, /* requested smps mode */ - driver_smps_mode; /* smps mode request */ - - struct work_struct request_smps_work; unsigned int flags; - bool csa_waiting_bcn; - bool csa_ignored_same_chan; - - bool beacon_crc_valid; - u32 beacon_crc; - bool status_acked; bool status_received; __le16 status_fc; @@ -503,39 +482,14 @@ struct ieee80211_if_managed { */ unsigned int uapsd_max_sp_len; - int wmm_last_param_set; - int mu_edca_last_param_set; - u8 use_4addr; - s16 p2p_noa_index; - - struct ewma_beacon_signal ave_beacon_signal; - - /* - * Number of Beacon frames used in ave_beacon_signal. This can be used - * to avoid generating less reliable cqm events that would be based - * only on couple of received frames. - */ - unsigned int count_beacon_signal; - - /* Number of times beacon loss was invoked. */ - unsigned int beacon_loss_count; - - /* - * Last Beacon frame signal strength average (ave_beacon_signal / 16) - * that triggered a cqm event. 0 indicates that no event has been - * generated for the current association. - */ - int last_cqm_event_signal; - /* * State variables for keeping track of RSSI of the AP currently * connected to and informing driver when RSSI has gone * below/above a certain threshold. */ int rssi_min_thold, rssi_max_thold; - int last_ave_beacon_signal; struct ieee80211_ht_cap ht_capa; /* configured ht-cap over-rides */ struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */ @@ -901,6 +855,97 @@ struct ieee80211_if_nan { struct idr function_inst_ids; }; +struct ieee80211_link_data_managed { + u8 bssid[ETH_ALEN] __aligned(2); + + u8 dtim_period; + enum ieee80211_smps_mode req_smps, /* requested smps mode */ + driver_smps_mode; /* smps mode request */ + + s16 p2p_noa_index; + + bool have_beacon; + + bool csa_waiting_bcn; + bool csa_ignored_same_chan; + + struct work_struct request_smps_work; + bool beacon_crc_valid; + u32 beacon_crc; + struct ewma_beacon_signal ave_beacon_signal; + int last_ave_beacon_signal; + + /* + * Number of Beacon frames used in ave_beacon_signal. This can be used + * to avoid generating less reliable cqm events that would be based + * only on couple of received frames. + */ + unsigned int count_beacon_signal; + + /* Number of times beacon loss was invoked. */ + unsigned int beacon_loss_count; + + /* + * Last Beacon frame signal strength average (ave_beacon_signal / 16) + * that triggered a cqm event. 0 indicates that no event has been + * generated for the current association. + */ + int last_cqm_event_signal; + + int wmm_last_param_set; + int mu_edca_last_param_set; + + struct cfg80211_bss *bss; +}; + +struct ieee80211_link_data_ap { + struct beacon_data __rcu *beacon; + struct probe_resp __rcu *probe_resp; + struct fils_discovery_data __rcu *fils_discovery; + struct unsol_bcast_probe_resp_data __rcu *unsol_bcast_probe_resp; + + /* to be used after channel switch. */ + struct cfg80211_beacon_data *next_beacon; +}; + +struct ieee80211_link_data { + /* multicast keys only */ + struct ieee80211_key __rcu *gtk[NUM_DEFAULT_KEYS + + NUM_DEFAULT_MGMT_KEYS + + NUM_DEFAULT_BEACON_KEYS]; + struct ieee80211_key __rcu *default_multicast_key; + struct ieee80211_key __rcu *default_mgmt_key; + struct ieee80211_key __rcu *default_beacon_key; + + struct airtime_info airtime[IEEE80211_NUM_ACS]; + + struct work_struct csa_finalize_work; + bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ + struct cfg80211_chan_def csa_chandef; + + struct work_struct color_change_finalize_work; + + /* context reservation -- protected with chanctx_mtx */ + struct ieee80211_chanctx *reserved_chanctx; + struct cfg80211_chan_def reserved_chandef; + bool reserved_radar_required; + bool reserved_ready; + + u8 needed_rx_chains; + enum ieee80211_smps_mode smps_mode; + + int user_power_level; /* in dBm */ + int ap_power_level; /* in dBm */ + + bool radar_required; + struct delayed_work dfs_cac_timer_work; + + union { + struct ieee80211_link_data_managed mgd; + struct ieee80211_link_data_ap ap; + } u; +}; + struct ieee80211_sub_if_data { struct list_head list; @@ -931,13 +976,8 @@ struct ieee80211_sub_if_data { /* bit field of ACM bits (BIT(802.1D tag)) */ u8 wmm_acm; - struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + - NUM_DEFAULT_MGMT_KEYS + - NUM_DEFAULT_BEACON_KEYS]; + struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS]; struct ieee80211_key __rcu *default_unicast_key; - struct ieee80211_key __rcu *default_multicast_key; - struct ieee80211_key __rcu *default_mgmt_key; - struct ieee80211_key __rcu *default_beacon_key; u16 sequence_number; __be16 control_port_protocol; @@ -949,23 +989,9 @@ struct ieee80211_sub_if_data { struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; struct mac80211_qos_map __rcu *qos_map; - struct airtime_info airtime[IEEE80211_NUM_ACS]; - - struct work_struct csa_finalize_work; - bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ - struct cfg80211_chan_def csa_chandef; - - struct work_struct color_change_finalize_work; - struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ - /* context reservation -- protected with chanctx_mtx */ - struct ieee80211_chanctx *reserved_chanctx; - struct cfg80211_chan_def reserved_chandef; - bool reserved_radar_required; - bool reserved_ready; - /* used to reconfigure hardware SM PS */ struct work_struct recalc_smps; @@ -973,15 +999,6 @@ struct ieee80211_sub_if_data { struct sk_buff_head skb_queue; struct sk_buff_head status_queue; - u8 needed_rx_chains; - enum ieee80211_smps_mode smps_mode; - - int user_power_level; /* in dBm */ - int ap_power_level; /* in dBm */ - - bool radar_required; - struct delayed_work dfs_cac_timer_work; - /* * AP this belongs to: self in AP mode and * corresponding AP in VLAN mode, NULL for @@ -1013,6 +1030,8 @@ struct ieee80211_sub_if_data { struct ieee80211_if_nan nan; } u; + struct ieee80211_link_data deflink; + #ifdef CONFIG_MAC80211_DEBUGFS struct { struct dentry *subdir_stations; @@ -1670,7 +1689,7 @@ static inline struct airtime_info *to_airtime_info(struct ieee80211_txq *txq) } sdata = vif_to_sdata(txq->vif); - return &sdata->airtime[txq->ac]; + return &sdata->deflink.airtime[txq->ac]; } /* To avoid divisions in the fast path, we keep pre-computed reciprocals for diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index cce0a9aad2cd..2ee34d898821 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -60,11 +60,11 @@ bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata) power = ieee80211_chandef_max_power(&chanctx_conf->def); rcu_read_unlock(); - if (sdata->user_power_level != IEEE80211_UNSET_POWER_LEVEL) - power = min(power, sdata->user_power_level); + if (sdata->deflink.user_power_level != IEEE80211_UNSET_POWER_LEVEL) + power = min(power, sdata->deflink.user_power_level); - if (sdata->ap_power_level != IEEE80211_UNSET_POWER_LEVEL) - power = min(power, sdata->ap_power_level); + if (sdata->deflink.ap_power_level != IEEE80211_UNSET_POWER_LEVEL) + power = min(power, sdata->deflink.ap_power_level); if (power != sdata->vif.bss_conf.txpower) { sdata->vif.bss_conf.txpower = power; @@ -452,19 +452,19 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do mutex_lock(&local->mtx); sdata->vif.bss_conf.csa_active = false; if (sdata->vif.type == NL80211_IFTYPE_STATION) - sdata->u.mgd.csa_waiting_bcn = false; - if (sdata->csa_block_tx) { + sdata->deflink.u.mgd.csa_waiting_bcn = false; + if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; } mutex_unlock(&local->mtx); sdata_unlock(sdata); - cancel_work_sync(&sdata->csa_finalize_work); - cancel_work_sync(&sdata->color_change_finalize_work); + cancel_work_sync(&sdata->deflink.csa_finalize_work); + cancel_work_sync(&sdata->deflink.color_change_finalize_work); - cancel_delayed_work_sync(&sdata->dfs_cac_timer_work); + cancel_delayed_work_sync(&sdata->deflink.dfs_cac_timer_work); if (sdata->wdev.cac_started) { chandef = sdata->vif.bss_conf.chandef; @@ -831,7 +831,7 @@ static int ieee80211_netdev_fill_forward_path(struct net_device_path_ctx *ctx, } } - sta = sta_info_get(sdata, sdata->u.mgd.bssid); + sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); break; default: goto out; @@ -1208,7 +1208,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) switch (sdata->vif.type) { case NL80211_IFTYPE_AP_VLAN: /* no need to tell driver, but set carrier and chanctx */ - if (rtnl_dereference(sdata->bss->beacon)) { + if (sdata->bss->active) { ieee80211_vif_vlan_copy_chanctx(sdata); netif_carrier_on(dev); ieee80211_set_vif_encap_ops(sdata); @@ -1630,8 +1630,9 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, static const u8 bssid_wildcard[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; - /* clear type-dependent union */ + /* clear type-dependent unions */ memset(&sdata->u, 0, sizeof(sdata->u)); + memset(&sdata->deflink.u, 0, sizeof(sdata->deflink.u)); /* and set some type-dependent values */ sdata->vif.type = type; @@ -1657,8 +1658,10 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, skb_queue_head_init(&sdata->status_queue); INIT_WORK(&sdata->work, ieee80211_iface_work); INIT_WORK(&sdata->recalc_smps, ieee80211_recalc_smps_work); - INIT_WORK(&sdata->csa_finalize_work, ieee80211_csa_finalize_work); - INIT_WORK(&sdata->color_change_finalize_work, ieee80211_color_change_finalize_work); + INIT_WORK(&sdata->deflink.csa_finalize_work, + ieee80211_csa_finalize_work); + INIT_WORK(&sdata->deflink.color_change_finalize_work, + ieee80211_color_change_finalize_work); INIT_LIST_HEAD(&sdata->assigned_chanctx_list); INIT_LIST_HEAD(&sdata->reserved_chanctx_list); @@ -1679,7 +1682,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, sdata->vif.p2p = true; fallthrough; case NL80211_IFTYPE_STATION: - sdata->vif.bss_conf.bssid = sdata->u.mgd.bssid; + sdata->vif.bss_conf.bssid = sdata->deflink.u.mgd.bssid; ieee80211_sta_setup_sdata(sdata); break; case NL80211_IFTYPE_OCB: @@ -2076,7 +2079,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, INIT_LIST_HEAD(&sdata->key_list); - INIT_DELAYED_WORK(&sdata->dfs_cac_timer_work, + INIT_DELAYED_WORK(&sdata->deflink.dfs_cac_timer_work, ieee80211_dfs_cac_timer_work); INIT_DELAYED_WORK(&sdata->dec_tailroom_needed_wk, ieee80211_delayed_tailroom_dec); @@ -2106,12 +2109,13 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, } for (i = 0; i < IEEE80211_NUM_ACS; i++) - init_airtime_info(&sdata->airtime[i], &local->airtime[i]); + init_airtime_info(&sdata->deflink.airtime[i], + &local->airtime[i]); ieee80211_set_default_queues(sdata); - sdata->ap_power_level = IEEE80211_UNSET_POWER_LEVEL; - sdata->user_power_level = local->user_power_level; + sdata->deflink.ap_power_level = IEEE80211_UNSET_POWER_LEVEL; + sdata->deflink.user_power_level = local->user_power_level; /* setup type-dependent data */ ieee80211_setup_sdata(sdata, type); diff --git a/net/mac80211/key.c b/net/mac80211/key.c index fba5de5ba37b..6befb578ed9e 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -351,8 +351,11 @@ static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, assert_key_lock(sdata->local); - if (idx >= 0 && idx < NUM_DEFAULT_KEYS) + if (idx >= 0 && idx < NUM_DEFAULT_KEYS) { key = key_mtx_dereference(sdata->local, sdata->keys[idx]); + if (!key) + key = key_mtx_dereference(sdata->local, sdata->deflink.gtk[idx]); + } if (uni) { rcu_assign_pointer(sdata->default_unicast_key, key); @@ -362,7 +365,7 @@ static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, } if (multi) - rcu_assign_pointer(sdata->default_multicast_key, key); + rcu_assign_pointer(sdata->deflink.default_multicast_key, key); ieee80211_debugfs_key_update_default(sdata); } @@ -384,9 +387,10 @@ __ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata, int idx) if (idx >= NUM_DEFAULT_KEYS && idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) - key = key_mtx_dereference(sdata->local, sdata->keys[idx]); + key = key_mtx_dereference(sdata->local, + sdata->deflink.gtk[idx]); - rcu_assign_pointer(sdata->default_mgmt_key, key); + rcu_assign_pointer(sdata->deflink.default_mgmt_key, key); ieee80211_debugfs_key_update_default(sdata); } @@ -409,9 +413,10 @@ __ieee80211_set_default_beacon_key(struct ieee80211_sub_if_data *sdata, int idx) if (idx >= NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS && idx < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS + NUM_DEFAULT_BEACON_KEYS) - key = key_mtx_dereference(sdata->local, sdata->keys[idx]); + key = key_mtx_dereference(sdata->local, + sdata->deflink.gtk[idx]); - rcu_assign_pointer(sdata->default_beacon_key, key); + rcu_assign_pointer(sdata->deflink.default_beacon_key, key); ieee80211_debugfs_key_update_default(sdata); } @@ -498,13 +503,13 @@ static int ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, sdata->default_unicast_key); defmultikey = old && old == key_mtx_dereference(sdata->local, - sdata->default_multicast_key); + sdata->deflink.default_multicast_key); defmgmtkey = old && old == key_mtx_dereference(sdata->local, - sdata->default_mgmt_key); + sdata->deflink.default_mgmt_key); defbeaconkey = old && old == key_mtx_dereference(sdata->local, - sdata->default_beacon_key); + sdata->deflink.default_beacon_key); if (defunikey && !new) __ieee80211_set_default_key(sdata, -1, true, false); @@ -515,7 +520,11 @@ static int ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, if (defbeaconkey && !new) __ieee80211_set_default_beacon_key(sdata, -1); - rcu_assign_pointer(sdata->keys[idx], new); + if (is_wep || pairwise) + rcu_assign_pointer(sdata->keys[idx], new); + else + rcu_assign_pointer(sdata->deflink.gtk[idx], new); + if (defunikey && new) __ieee80211_set_default_key(sdata, new->conf.keyidx, true, false); @@ -792,7 +801,7 @@ int ieee80211_key_link(struct ieee80211_key *key, struct sta_info *sta) { static atomic_t key_color = ATOMIC_INIT(0); - struct ieee80211_key *old_key; + struct ieee80211_key *old_key = NULL; int idx = key->conf.keyidx; bool pairwise = key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE; /* @@ -821,7 +830,12 @@ int ieee80211_key_link(struct ieee80211_key *key, old_key = key_mtx_dereference(sdata->local, sta->deflink.gtk[idx]); } else { - old_key = key_mtx_dereference(sdata->local, sdata->keys[idx]); + if (idx < NUM_DEFAULT_KEYS) + old_key = key_mtx_dereference(sdata->local, + sdata->keys[idx]); + if (!old_key) + old_key = key_mtx_dereference(sdata->local, + sdata->deflink.gtk[idx]); } /* Non-pairwise keys must also not switch the cipher on rekey */ diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 4a792e88568d..fd1b97e1e990 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -459,7 +459,7 @@ static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata, sdata_info(sdata, "AP %pM changed bandwidth, new config is %d.%03d MHz, " "width %d (%d.%03d/%d MHz)\n", - ifmgd->bssid, chandef.chan->center_freq, + sdata->deflink.u.mgd.bssid, chandef.chan->center_freq, chandef.chan->freq_offset, chandef.width, chandef.center_freq1, chandef.freq1_offset, chandef.center_freq2); @@ -475,7 +475,7 @@ static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata, !cfg80211_chandef_valid(&chandef)) { sdata_info(sdata, "AP %pM changed caps/bw in a way we can't support (0x%x/0x%x) - disconnect\n", - ifmgd->bssid, flags, ifmgd->flags); + sdata->deflink.u.mgd.bssid, flags, ifmgd->flags); return -EINVAL; } @@ -484,7 +484,7 @@ static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata, if (ret) { sdata_info(sdata, "AP %pM changed bandwidth to incompatible one - disconnect\n", - ifmgd->bssid); + sdata->deflink.u.mgd.bssid); return ret; } @@ -997,7 +997,7 @@ skip_rates: if (sband->band != NL80211_BAND_6GHZ && !(ifmgd->flags & IEEE80211_STA_DISABLE_HT)) ieee80211_add_ht_ie(sdata, skb, assoc_data->ap_ht_param, - sband, chan, sdata->smps_mode); + sband, chan, sdata->deflink.smps_mode); /* if present, add any custom IEs that go before VHT */ if (assoc_data->ie_len) { @@ -1201,9 +1201,9 @@ void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local, fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC | IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS); nullfunc->frame_control = fc; - memcpy(nullfunc->addr1, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(nullfunc->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN); - memcpy(nullfunc->addr3, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(nullfunc->addr3, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(nullfunc->addr4, sdata->vif.addr, ETH_ALEN); IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; @@ -1239,13 +1239,13 @@ static void ieee80211_chswitch_work(struct work_struct *work) * completed successfully */ - if (sdata->reserved_chanctx) { + if (sdata->deflink.reserved_chanctx) { /* * with multi-vif csa driver may call ieee80211_csa_finish() * many times while waiting for other interfaces to use their * reservations */ - if (sdata->reserved_ready) + if (sdata->deflink.reserved_ready) goto out; ret = ieee80211_vif_use_reserved_context(sdata); @@ -1262,7 +1262,7 @@ static void ieee80211_chswitch_work(struct work_struct *work) } if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef, - &sdata->csa_chandef)) { + &sdata->deflink.csa_chandef)) { sdata_info(sdata, "failed to finalize channel switch, disconnecting\n"); ieee80211_queue_work(&sdata->local->hw, @@ -1270,7 +1270,7 @@ static void ieee80211_chswitch_work(struct work_struct *work) goto out; } - ifmgd->csa_waiting_bcn = true; + sdata->deflink.u.mgd.csa_waiting_bcn = true; ieee80211_sta_reset_beacon_monitor(sdata); ieee80211_sta_reset_conn_monitor(sdata); @@ -1291,19 +1291,19 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata) WARN_ON(!sdata->vif.bss_conf.csa_active); - if (sdata->csa_block_tx) { + if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; } sdata->vif.bss_conf.csa_active = false; - ifmgd->csa_waiting_bcn = false; + sdata->deflink.u.mgd.csa_waiting_bcn = false; /* * If the CSA IE is still present on the beacon after the switch, * we need to consider it as a new CSA (possibly to self). */ - ifmgd->beacon_crc_valid = false; + sdata->deflink.u.mgd.beacon_crc_valid = false; ret = drv_post_channel_switch(sdata); if (ret) { @@ -1314,7 +1314,8 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_sub_if_data *sdata) return; } - cfg80211_ch_switch_notify(sdata->dev, &sdata->reserved_chandef, 0); + cfg80211_ch_switch_notify(sdata->dev, &sdata->deflink.reserved_chandef, + 0); } void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success) @@ -1356,11 +1357,11 @@ ieee80211_sta_abort_chanswitch(struct ieee80211_sub_if_data *sdata) ieee80211_vif_unreserve_chanctx(sdata); mutex_unlock(&local->chanctx_mtx); - if (sdata->csa_block_tx) + if (sdata->deflink.csa_block_tx) ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; sdata->vif.bss_conf.csa_active = false; mutex_unlock(&local->mtx); @@ -1376,7 +1377,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, { struct ieee80211_local *local = sdata->local; struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - struct cfg80211_bss *cbss = ifmgd->assoc_bss; + struct cfg80211_bss *cbss = sdata->deflink.u.mgd.bss; struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *chanctx; enum nl80211_band current_band; @@ -1398,7 +1399,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, res = ieee80211_parse_ch_switch_ie(sdata, elems, current_band, bss->vht_cap_info, ifmgd->flags, - ifmgd->bssid, &csa_ie); + sdata->deflink.u.mgd.bssid, &csa_ie); if (!res) { ch_switch.timestamp = timestamp; @@ -1412,7 +1413,8 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, if (res < 0) goto lock_and_drop_connection; - if (beacon && sdata->vif.bss_conf.csa_active && !ifmgd->csa_waiting_bcn) { + if (beacon && sdata->vif.bss_conf.csa_active && + !sdata->deflink.u.mgd.csa_waiting_bcn) { if (res) ieee80211_sta_abort_chanswitch(sdata); else @@ -1427,7 +1429,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, csa_ie.chandef.chan->band) { sdata_info(sdata, "AP %pM switches to different band (%d MHz, width:%d, CF1/2: %d/%d MHz), disconnecting\n", - ifmgd->bssid, + sdata->deflink.u.mgd.bssid, csa_ie.chandef.chan->center_freq, csa_ie.chandef.width, csa_ie.chandef.center_freq1, csa_ie.chandef.center_freq2); @@ -1440,7 +1442,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, "AP %pM switches to unsupported channel " "(%d.%03d MHz, width:%d, CF1/2: %d.%03d/%d MHz), " "disconnecting\n", - ifmgd->bssid, + sdata->deflink.u.mgd.bssid, csa_ie.chandef.chan->center_freq, csa_ie.chandef.chan->freq_offset, csa_ie.chandef.width, csa_ie.chandef.center_freq1, @@ -1452,12 +1454,12 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, if (cfg80211_chandef_identical(&csa_ie.chandef, &sdata->vif.bss_conf.chandef) && (!csa_ie.mode || !beacon)) { - if (ifmgd->csa_ignored_same_chan) + if (sdata->deflink.u.mgd.csa_ignored_same_chan) return; sdata_info(sdata, "AP %pM tries to chanswitch to same channel, ignore\n", - ifmgd->bssid); - ifmgd->csa_ignored_same_chan = true; + sdata->deflink.u.mgd.bssid); + sdata->deflink.u.mgd.csa_ignored_same_chan = true; return; } @@ -1505,12 +1507,12 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, mutex_unlock(&local->chanctx_mtx); sdata->vif.bss_conf.csa_active = true; - sdata->csa_chandef = csa_ie.chandef; - sdata->csa_block_tx = csa_ie.mode; - ifmgd->csa_ignored_same_chan = false; - ifmgd->beacon_crc_valid = false; + sdata->deflink.csa_chandef = csa_ie.chandef; + sdata->deflink.csa_block_tx = csa_ie.mode; + sdata->deflink.u.mgd.csa_ignored_same_chan = false; + sdata->deflink.u.mgd.beacon_crc_valid = false; - if (sdata->csa_block_tx) + if (sdata->deflink.csa_block_tx) ieee80211_stop_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); mutex_unlock(&local->mtx); @@ -1544,7 +1546,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, * reset when the disconnection worker runs. */ sdata->vif.bss_conf.csa_active = true; - sdata->csa_block_tx = csa_ie.mode; + sdata->deflink.csa_block_tx = csa_ie.mode; ieee80211_queue_work(&local->hw, &ifmgd->csa_connection_drop_work); mutex_unlock(&local->chanctx_mtx); @@ -1679,25 +1681,25 @@ static u32 ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, (!has_cisco_pwr || pwr_level_80211h <= pwr_level_cisco)) { new_ap_level = pwr_level_80211h; - if (sdata->ap_power_level == new_ap_level) + if (sdata->deflink.ap_power_level == new_ap_level) return 0; sdata_dbg(sdata, "Limiting TX power to %d (%d - %d) dBm as advertised by %pM\n", pwr_level_80211h, chan_pwr, pwr_reduction_80211h, - sdata->u.mgd.bssid); + sdata->deflink.u.mgd.bssid); } else { /* has_cisco_pwr is always true here. */ new_ap_level = pwr_level_cisco; - if (sdata->ap_power_level == new_ap_level) + if (sdata->deflink.ap_power_level == new_ap_level) return 0; sdata_dbg(sdata, "Limiting TX power to %d dBm as advertised by %pM\n", - pwr_level_cisco, sdata->u.mgd.bssid); + pwr_level_cisco, sdata->deflink.u.mgd.bssid); } - sdata->ap_power_level = new_ap_level; + sdata->deflink.ap_power_level = new_ap_level; if (__ieee80211_recalc_txpower(sdata)) return BSS_CHANGED_TXPOWER; return 0; @@ -1765,11 +1767,11 @@ static bool ieee80211_powersave_allowed(struct ieee80211_sub_if_data *sdata) if (mgd->flags & IEEE80211_STA_CONNECTION_POLL) return false; - if (!mgd->have_beacon) + if (!sdata->deflink.u.mgd.have_beacon) return false; rcu_read_lock(); - sta = sta_info_get(sdata, mgd->bssid); + sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); if (sta) authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED); rcu_read_unlock(); @@ -1807,7 +1809,7 @@ void ieee80211_recalc_ps(struct ieee80211_local *local) } if (count == 1 && ieee80211_powersave_allowed(found)) { - u8 dtimper = found->u.mgd.dtim_period; + u8 dtimper = found->deflink.u.mgd.dtim_period; timeout = local->dynamic_ps_forced_timeout; if (timeout < 0) @@ -1935,7 +1937,7 @@ void ieee80211_dfs_cac_timer_work(struct work_struct *work) struct delayed_work *delayed_work = to_delayed_work(work); struct ieee80211_sub_if_data *sdata = container_of(delayed_work, struct ieee80211_sub_if_data, - dfs_cac_timer_work); + deflink.dfs_cac_timer_work); struct cfg80211_chan_def chandef = sdata->vif.bss_conf.chandef; mutex_lock(&sdata->local->mtx); @@ -2076,11 +2078,11 @@ ieee80211_sta_wmm_params(struct ieee80211_local *local, * the driver about it. */ mu_edca_count = mu_edca ? mu_edca->mu_qos_info & 0x0f : -1; - if (count == ifmgd->wmm_last_param_set && - mu_edca_count == ifmgd->mu_edca_last_param_set) + if (count == sdata->deflink.u.mgd.wmm_last_param_set && + mu_edca_count == sdata->deflink.u.mgd.mu_edca_last_param_set) return false; - ifmgd->wmm_last_param_set = count; - ifmgd->mu_edca_last_param_set = mu_edca_count; + sdata->deflink.u.mgd.wmm_last_param_set = count; + sdata->deflink.u.mgd.mu_edca_last_param_set = mu_edca_count; pos = wmm_param + 8; left = wmm_param_len - 8; @@ -2268,8 +2270,8 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, beacon_loss_count * bss_conf->beacon_int)); sdata->u.mgd.associated = true; - sdata->u.mgd.assoc_bss = cbss; - memcpy(sdata->u.mgd.bssid, cbss->bssid, ETH_ALEN); + sdata->deflink.u.mgd.bss = cbss; + memcpy(sdata->deflink.u.mgd.bssid, cbss->bssid, ETH_ALEN); ieee80211_check_rate_mask(sdata); @@ -2290,7 +2292,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, (u8 *) &bss_conf->p2p_noa_attr, sizeof(bss_conf->p2p_noa_attr)); if (ret >= 2) { - sdata->u.mgd.p2p_noa_index = + sdata->deflink.u.mgd.p2p_noa_index = bss_conf->p2p_noa_attr.index; bss_info_changed |= BSS_CHANGED_P2P_PS; } @@ -2303,14 +2305,14 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, ieee80211_led_assoc(local, 1); - if (sdata->u.mgd.have_beacon) { + if (sdata->deflink.u.mgd.have_beacon) { /* * If the AP is buggy we may get here with no DTIM period * known, so assume it's 1 which is the only safe assumption * in that case, although if the TIM IE is broken powersave * probably just won't work at all. */ - bss_conf->dtim_period = sdata->u.mgd.dtim_period ?: 1; + bss_conf->dtim_period = sdata->deflink.u.mgd.dtim_period ?: 1; bss_conf->beacon_rate = bss->beacon_rate; bss_info_changed |= BSS_CHANGED_BEACON_INFO; } else { @@ -2364,7 +2366,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, ieee80211_stop_poll(sdata); ifmgd->associated = false; - ifmgd->assoc_bss = NULL; + sdata->deflink.u.mgd.bss = NULL; netif_carrier_off(sdata->dev); /* @@ -2402,12 +2404,12 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, * driver requested so. */ if (ieee80211_hw_check(&local->hw, DEAUTH_NEED_MGD_TX_PREP) && - !ifmgd->have_beacon) { + !sdata->deflink.u.mgd.have_beacon) { drv_mgd_prepare_tx(sdata->local, sdata, &info); } - ieee80211_send_deauth_disassoc(sdata, ifmgd->bssid, - ifmgd->bssid, stype, reason, + ieee80211_send_deauth_disassoc(sdata, sdata->deflink.u.mgd.bssid, + sdata->deflink.u.mgd.bssid, stype, reason, tx, frame_buf); } @@ -2418,7 +2420,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, drv_mgd_complete_tx(sdata->local, sdata, &info); /* clear bssid only after building the needed mgmt frames */ - eth_zero_addr(ifmgd->bssid); + eth_zero_addr(sdata->deflink.u.mgd.bssid); sdata->vif.cfg.ssid_len = 0; @@ -2432,7 +2434,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_ASSOC; sdata->vif.cfg.assoc = false; - ifmgd->p2p_noa_index = -1; + sdata->deflink.u.mgd.p2p_noa_index = -1; memset(&sdata->vif.bss_conf.p2p_noa_attr, 0, sizeof(sdata->vif.bss_conf.p2p_noa_attr)); @@ -2450,7 +2452,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_MU_GROUPS; sdata->vif.bss_conf.mu_mimo_owner = false; - sdata->ap_power_level = IEEE80211_UNSET_POWER_LEVEL; + sdata->deflink.ap_power_level = IEEE80211_UNSET_POWER_LEVEL; del_timer_sync(&local->dynamic_ps_timer); cancel_work_sync(&local->dynamic_ps_enable_work); @@ -2477,19 +2479,19 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.dtim_period = 0; sdata->vif.bss_conf.beacon_rate = NULL; - ifmgd->have_beacon = false; + sdata->deflink.u.mgd.have_beacon = false; ifmgd->flags = 0; mutex_lock(&local->mtx); ieee80211_vif_release_channel(sdata); sdata->vif.bss_conf.csa_active = false; - ifmgd->csa_waiting_bcn = false; - ifmgd->csa_ignored_same_chan = false; - if (sdata->csa_block_tx) { + sdata->deflink.u.mgd.csa_waiting_bcn = false; + sdata->deflink.u.mgd.csa_ignored_same_chan = false; + if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; } mutex_unlock(&local->mtx); @@ -2609,7 +2611,7 @@ static void ieee80211_mlme_send_probe_req(struct ieee80211_sub_if_data *sdata, static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata) { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - u8 *dst = ifmgd->bssid; + u8 *dst = sdata->deflink.u.mgd.bssid; u8 unicast_limit = max(1, max_probe_tries - 3); struct sta_info *sta; @@ -2645,7 +2647,7 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata) ieee80211_mlme_send_probe_req(sdata, sdata->vif.addr, dst, sdata->vif.cfg.ssid, sdata->vif.cfg.ssid_len, - ifmgd->assoc_bss->channel); + sdata->deflink.u.mgd.bss->channel); } ifmgd->probe_timeout = jiffies + msecs_to_jiffies(probe_wait_ms); @@ -2735,7 +2737,7 @@ struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw, sdata_assert_lock(sdata); if (ifmgd->associated) - cbss = ifmgd->assoc_bss; + cbss = sdata->deflink.u.mgd.bss; else if (ifmgd->auth_data) cbss = ifmgd->auth_data->bss; else if (ifmgd->assoc_data) @@ -2793,14 +2795,14 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata) return; } - tx = !sdata->csa_block_tx; + tx = !sdata->deflink.csa_block_tx; if (!ifmgd->driver_disconnect) { /* * AP is probably out of range (or not reachable for another * reason) so remove the bss struct for that AP. */ - cfg80211_unlink_bss(local->hw.wiphy, ifmgd->assoc_bss); + cfg80211_unlink_bss(local->hw.wiphy, sdata->deflink.u.mgd.bss); } ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, @@ -2810,11 +2812,11 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata) tx, frame_buf); mutex_lock(&local->mtx); sdata->vif.bss_conf.csa_active = false; - ifmgd->csa_waiting_bcn = false; - if (sdata->csa_block_tx) { + sdata->deflink.u.mgd.csa_waiting_bcn = false; + if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->csa_block_tx = false; + sdata->deflink.csa_block_tx = false; } mutex_unlock(&local->mtx); @@ -2834,17 +2836,17 @@ static void ieee80211_beacon_connection_loss_work(struct work_struct *work) struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; if (ifmgd->associated) - ifmgd->beacon_loss_count++; + sdata->deflink.u.mgd.beacon_loss_count++; if (ifmgd->connection_loss) { sdata_info(sdata, "Connection to AP %pM lost\n", - ifmgd->bssid); + sdata->deflink.u.mgd.bssid); __ieee80211_disconnect(sdata); ifmgd->connection_loss = false; } else if (ifmgd->driver_disconnect) { sdata_info(sdata, "Driver requested disconnection from AP %pM\n", - ifmgd->bssid); + sdata->deflink.u.mgd.bssid); __ieee80211_disconnect(sdata); ifmgd->driver_disconnect = false; } else { @@ -2917,7 +2919,7 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata, del_timer_sync(&sdata->u.mgd.timer); sta_info_destroy_addr(sdata, auth_data->bss->bssid); - eth_zero_addr(sdata->u.mgd.bssid); + eth_zero_addr(sdata->deflink.u.mgd.bssid); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; mutex_lock(&sdata->local->mtx); @@ -2946,7 +2948,7 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, del_timer_sync(&sdata->u.mgd.timer); sta_info_destroy_addr(sdata, assoc_data->bss->bssid); - eth_zero_addr(sdata->u.mgd.bssid); + eth_zero_addr(sdata->deflink.u.mgd.bssid); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; sdata->vif.bss_conf.mu_mimo_owner = false; @@ -3210,8 +3212,8 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata, } if (ifmgd->associated && - ether_addr_equal(mgmt->bssid, ifmgd->bssid)) { - const u8 *bssid = ifmgd->bssid; + ether_addr_equal(mgmt->bssid, sdata->deflink.u.mgd.bssid)) { + const u8 *bssid = sdata->deflink.u.mgd.bssid; sdata_info(sdata, "deauthenticated from %pM (Reason: %u=%s)\n", bssid, reason_code, @@ -3253,7 +3255,7 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata, return; if (!ifmgd->associated || - !ether_addr_equal(mgmt->bssid, ifmgd->bssid)) + !ether_addr_equal(mgmt->bssid, sdata->deflink.u.mgd.bssid)) return; reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); @@ -3714,8 +3716,8 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, * that effect because the AP values is an unsigned * 4-bit value. */ - ifmgd->wmm_last_param_set = -1; - ifmgd->mu_edca_last_param_set = -1; + sdata->deflink.u.mgd.wmm_last_param_set = -1; + sdata->deflink.u.mgd.mu_edca_last_param_set = -1; if (ifmgd->flags & IEEE80211_STA_DISABLE_WMM) { ieee80211_set_wmm_default(sdata, false, false); @@ -3963,7 +3965,7 @@ static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata, ieee80211_rx_bss_info(sdata, mgmt, len, rx_status); if (ifmgd->associated && - ether_addr_equal(mgmt->bssid, ifmgd->bssid)) + ether_addr_equal(mgmt->bssid, sdata->deflink.u.mgd.bssid)) ieee80211_reset_ap_probe(sdata); } @@ -4001,20 +4003,21 @@ static void ieee80211_handle_beacon_sig(struct ieee80211_sub_if_data *sdata, if (ifmgd->flags & IEEE80211_STA_RESET_SIGNAL_AVE) { ifmgd->flags &= ~IEEE80211_STA_RESET_SIGNAL_AVE; - ewma_beacon_signal_init(&ifmgd->ave_beacon_signal); - ifmgd->last_cqm_event_signal = 0; - ifmgd->count_beacon_signal = 1; - ifmgd->last_ave_beacon_signal = 0; + ewma_beacon_signal_init(&sdata->deflink.u.mgd.ave_beacon_signal); + sdata->deflink.u.mgd.last_cqm_event_signal = 0; + sdata->deflink.u.mgd.count_beacon_signal = 1; + sdata->deflink.u.mgd.last_ave_beacon_signal = 0; } else { - ifmgd->count_beacon_signal++; + sdata->deflink.u.mgd.count_beacon_signal++; } - ewma_beacon_signal_add(&ifmgd->ave_beacon_signal, -rx_status->signal); + ewma_beacon_signal_add(&sdata->deflink.u.mgd.ave_beacon_signal, + -rx_status->signal); if (ifmgd->rssi_min_thold != ifmgd->rssi_max_thold && - ifmgd->count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT) { - int sig = -ewma_beacon_signal_read(&ifmgd->ave_beacon_signal); - int last_sig = ifmgd->last_ave_beacon_signal; + sdata->deflink.u.mgd.count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT) { + int sig = -ewma_beacon_signal_read(&sdata->deflink.u.mgd.ave_beacon_signal); + int last_sig = sdata->deflink.u.mgd.last_ave_beacon_signal; struct ieee80211_event event = { .type = RSSI_EVENT, }; @@ -4025,36 +4028,36 @@ static void ieee80211_handle_beacon_sig(struct ieee80211_sub_if_data *sdata, */ if (sig > ifmgd->rssi_max_thold && (last_sig <= ifmgd->rssi_min_thold || last_sig == 0)) { - ifmgd->last_ave_beacon_signal = sig; + sdata->deflink.u.mgd.last_ave_beacon_signal = sig; event.u.rssi.data = RSSI_EVENT_HIGH; drv_event_callback(local, sdata, &event); } else if (sig < ifmgd->rssi_min_thold && (last_sig >= ifmgd->rssi_max_thold || last_sig == 0)) { - ifmgd->last_ave_beacon_signal = sig; + sdata->deflink.u.mgd.last_ave_beacon_signal = sig; event.u.rssi.data = RSSI_EVENT_LOW; drv_event_callback(local, sdata, &event); } } if (bss_conf->cqm_rssi_thold && - ifmgd->count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT && + sdata->deflink.u.mgd.count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT && !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)) { - int sig = -ewma_beacon_signal_read(&ifmgd->ave_beacon_signal); - int last_event = ifmgd->last_cqm_event_signal; + int sig = -ewma_beacon_signal_read(&sdata->deflink.u.mgd.ave_beacon_signal); + int last_event = sdata->deflink.u.mgd.last_cqm_event_signal; int thold = bss_conf->cqm_rssi_thold; int hyst = bss_conf->cqm_rssi_hyst; if (sig < thold && (last_event == 0 || sig < last_event - hyst)) { - ifmgd->last_cqm_event_signal = sig; + sdata->deflink.u.mgd.last_cqm_event_signal = sig; ieee80211_cqm_rssi_notify( &sdata->vif, NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW, sig, GFP_KERNEL); } else if (sig > thold && (last_event == 0 || sig > last_event + hyst)) { - ifmgd->last_cqm_event_signal = sig; + sdata->deflink.u.mgd.last_cqm_event_signal = sig; ieee80211_cqm_rssi_notify( &sdata->vif, NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH, @@ -4063,22 +4066,22 @@ static void ieee80211_handle_beacon_sig(struct ieee80211_sub_if_data *sdata, } if (bss_conf->cqm_rssi_low && - ifmgd->count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT) { - int sig = -ewma_beacon_signal_read(&ifmgd->ave_beacon_signal); - int last_event = ifmgd->last_cqm_event_signal; + sdata->deflink.u.mgd.count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT) { + int sig = -ewma_beacon_signal_read(&sdata->deflink.u.mgd.ave_beacon_signal); + int last_event = sdata->deflink.u.mgd.last_cqm_event_signal; int low = bss_conf->cqm_rssi_low; int high = bss_conf->cqm_rssi_high; if (sig < low && (last_event == 0 || last_event >= low)) { - ifmgd->last_cqm_event_signal = sig; + sdata->deflink.u.mgd.last_cqm_event_signal = sig; ieee80211_cqm_rssi_notify( &sdata->vif, NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW, sig, GFP_KERNEL); } else if (sig > high && (last_event == 0 || last_event <= high)) { - ifmgd->last_cqm_event_signal = sig; + sdata->deflink.u.mgd.last_cqm_event_signal = sig; ieee80211_cqm_rssi_notify( &sdata->vif, NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH, @@ -4161,8 +4164,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, ieee80211_rx_bss_info(sdata, mgmt, len, rx_status); if (elems->dtim_period) - ifmgd->dtim_period = elems->dtim_period; - ifmgd->have_beacon = true; + sdata->deflink.u.mgd.dtim_period = elems->dtim_period; + sdata->deflink.u.mgd.have_beacon = true; ifmgd->assoc_data->need_beacon = false; if (ieee80211_hw_check(&local->hw, TIMING_BEACON_ONLY)) { sdata->vif.bss_conf.sync_tsf = @@ -4193,9 +4196,9 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, } if (!ifmgd->associated || - !ieee80211_rx_our_beacon(bssid, ifmgd->assoc_bss)) + !ieee80211_rx_our_beacon(bssid, sdata->deflink.u.mgd.bss)) return; - bssid = ifmgd->bssid; + bssid = sdata->deflink.u.mgd.bssid; if (!(rx_status->flag & RX_FLAG_NO_SIGNAL_VAL)) ieee80211_handle_beacon_sig(sdata, ifmgd, bss_conf, @@ -4261,27 +4264,27 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, IEEE80211_P2P_ATTR_ABSENCE_NOTICE, (u8 *) &noa, sizeof(noa)); if (ret >= 2) { - if (sdata->u.mgd.p2p_noa_index != noa.index) { + if (sdata->deflink.u.mgd.p2p_noa_index != noa.index) { /* valid noa_attr and index changed */ - sdata->u.mgd.p2p_noa_index = noa.index; + sdata->deflink.u.mgd.p2p_noa_index = noa.index; memcpy(&bss_conf->p2p_noa_attr, &noa, sizeof(noa)); changed |= BSS_CHANGED_P2P_PS; /* * make sure we update all information, the CRC * mechanism doesn't look at P2P attributes. */ - ifmgd->beacon_crc_valid = false; + sdata->deflink.u.mgd.beacon_crc_valid = false; } - } else if (sdata->u.mgd.p2p_noa_index != -1) { + } else if (sdata->deflink.u.mgd.p2p_noa_index != -1) { /* noa_attr not found and we had valid noa_attr before */ - sdata->u.mgd.p2p_noa_index = -1; + sdata->deflink.u.mgd.p2p_noa_index = -1; memset(&bss_conf->p2p_noa_attr, 0, sizeof(bss_conf->p2p_noa_attr)); changed |= BSS_CHANGED_P2P_PS; - ifmgd->beacon_crc_valid = false; + sdata->deflink.u.mgd.beacon_crc_valid = false; } } - if (ifmgd->csa_waiting_bcn) + if (sdata->deflink.u.mgd.csa_waiting_bcn) ieee80211_chswitch_post_beacon(sdata); /* @@ -4301,11 +4304,11 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.sync_dtim_count = elems->dtim_count; } - if ((ncrc == ifmgd->beacon_crc && ifmgd->beacon_crc_valid) || + if ((ncrc == sdata->deflink.u.mgd.beacon_crc && sdata->deflink.u.mgd.beacon_crc_valid) || ieee80211_is_s1g_short_beacon(mgmt->frame_control)) goto free; - ifmgd->beacon_crc = ncrc; - ifmgd->beacon_crc_valid = true; + sdata->deflink.u.mgd.beacon_crc = ncrc; + sdata->deflink.u.mgd.beacon_crc_valid = true; ieee80211_rx_bss_info(sdata, mgmt, len, rx_status); @@ -4323,12 +4326,12 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, * If we haven't had a beacon before, tell the driver about the * DTIM period (and beacon timing if desired) now. */ - if (!ifmgd->have_beacon) { + if (!sdata->deflink.u.mgd.have_beacon) { /* a few bogus AP send dtim_period = 0 or no TIM IE */ bss_conf->dtim_period = elems->dtim_period ?: 1; changed |= BSS_CHANGED_BEACON_INFO; - ifmgd->have_beacon = true; + sdata->deflink.u.mgd.have_beacon = true; mutex_lock(&local->iflist_mtx); ieee80211_recalc_ps(local); @@ -4724,7 +4727,8 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata) if (ifmgd->assoc_data && ifmgd->assoc_data->timeout_started && time_after(jiffies, ifmgd->assoc_data->timeout)) { - if ((ifmgd->assoc_data->need_beacon && !ifmgd->have_beacon) || + if ((ifmgd->assoc_data->need_beacon && + !sdata->deflink.u.mgd.have_beacon) || ieee80211_do_assoc(sdata)) { struct cfg80211_bss *bss = ifmgd->assoc_data->bss; struct ieee80211_event event = { @@ -4742,7 +4746,7 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata) if (ifmgd->flags & IEEE80211_STA_CONNECTION_POLL && ifmgd->associated) { - u8 *bssid = ifmgd->bssid; + u8 *bssid = sdata->deflink.u.mgd.bssid; int max_tries; if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) @@ -4803,9 +4807,9 @@ static void ieee80211_sta_bcn_mon_timer(struct timer_list *t) { struct ieee80211_sub_if_data *sdata = from_timer(sdata, t, u.mgd.bcn_mon_timer); - struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - if (sdata->vif.bss_conf.csa_active && !ifmgd->csa_waiting_bcn) + if (sdata->vif.bss_conf.csa_active && + !sdata->deflink.u.mgd.csa_waiting_bcn) return; if (sdata->vif.driver_flags & IEEE80211_VIF_BEACON_FILTER) @@ -4825,10 +4829,11 @@ static void ieee80211_sta_conn_mon_timer(struct timer_list *t) struct sta_info *sta; unsigned long timeout; - if (sdata->vif.bss_conf.csa_active && !ifmgd->csa_waiting_bcn) + if (sdata->vif.bss_conf.csa_active && + !sdata->deflink.u.mgd.csa_waiting_bcn) return; - sta = sta_info_get(sdata, ifmgd->bssid); + sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); if (!sta) return; @@ -4924,7 +4929,7 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data *sdata) .bssid = bssid, }; - memcpy(bssid, ifmgd->bssid, ETH_ALEN); + memcpy(bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); ieee80211_mgd_deauth(sdata, &req); } @@ -4977,7 +4982,8 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata) ieee80211_beacon_connection_loss_work); INIT_WORK(&ifmgd->csa_connection_drop_work, ieee80211_csa_connection_drop_work); - INIT_WORK(&ifmgd->request_smps_work, ieee80211_request_smps_mgd_work); + INIT_WORK(&sdata->deflink.u.mgd.request_smps_work, + ieee80211_request_smps_mgd_work); INIT_DELAYED_WORK(&ifmgd->tdls_peer_del_work, ieee80211_tdls_peer_del_work); timer_setup(&ifmgd->timer, ieee80211_sta_timer, 0); @@ -4991,12 +4997,12 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata) ifmgd->powersave = sdata->wdev.ps; ifmgd->uapsd_queues = sdata->local->hw.uapsd_queues; ifmgd->uapsd_max_sp_len = sdata->local->hw.uapsd_max_sp_len; - ifmgd->p2p_noa_index = -1; + sdata->deflink.u.mgd.p2p_noa_index = -1; if (sdata->local->hw.wiphy->features & NL80211_FEATURE_DYNAMIC_SMPS) - ifmgd->req_smps = IEEE80211_SMPS_AUTOMATIC; + sdata->deflink.u.mgd.req_smps = IEEE80211_SMPS_AUTOMATIC; else - ifmgd->req_smps = IEEE80211_SMPS_OFF; + sdata->deflink.u.mgd.req_smps = IEEE80211_SMPS_OFF; /* Setup TDLS data */ spin_lock_init(&ifmgd->teardown_lock); @@ -5469,8 +5475,8 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, s1g_oper, &chandef, false); - sdata->needed_rx_chains = min(ieee80211_max_rx_chains(sdata, cbss), - local->rx_chains); + sdata->deflink.needed_rx_chains = + min(ieee80211_max_rx_chains(sdata, cbss), local->rx_chains); rcu_read_unlock(); /* the element data was RCU protected so no longer valid anyway */ @@ -5483,7 +5489,7 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, } /* will change later if needed */ - sdata->smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; mutex_lock(&local->mtx); /* @@ -5647,7 +5653,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata, sdata->flags &= ~IEEE80211_SDATA_OPERATING_GMODE; skip_rates: - memcpy(ifmgd->bssid, cbss->bssid, ETH_ALEN); + memcpy(sdata->deflink.u.mgd.bssid, cbss->bssid, ETH_ALEN); /* set timing information */ sdata->vif.bss_conf.beacon_int = cbss->beacon_interval; @@ -5707,7 +5713,7 @@ skip_rates: return err; } } else - WARN_ON_ONCE(!ether_addr_equal(ifmgd->bssid, cbss->bssid)); + WARN_ON_ONCE(!ether_addr_equal(sdata->deflink.u.mgd.bssid, cbss->bssid)); /* Cancel scan to ensure that nothing interferes with connection */ if (local->scanning) @@ -5830,7 +5836,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, sdata_info(sdata, "disconnect from AP %pM for new auth to %pM\n", - ifmgd->bssid, req->bss->bssid); + sdata->deflink.u.mgd.bssid, req->bss->bssid); ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, WLAN_REASON_UNSPECIFIED, false, frame_buf); @@ -5858,7 +5864,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, return 0; err_clear: - eth_zero_addr(ifmgd->bssid); + eth_zero_addr(sdata->deflink.u.mgd.bssid); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); ifmgd->auth_data = NULL; mutex_lock(&sdata->local->mtx); @@ -5906,7 +5912,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, sdata_info(sdata, "disconnect from AP %pM for new assoc to %pM\n", - ifmgd->bssid, req->bss->bssid); + sdata->deflink.u.mgd.bssid, req->bss->bssid); ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, WLAN_REASON_UNSPECIFIED, false, frame_buf); @@ -5931,13 +5937,14 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, bool match; /* keep sta info, bssid if matching */ - match = ether_addr_equal(ifmgd->bssid, req->bss->bssid); + match = ether_addr_equal(sdata->deflink.u.mgd.bssid, + req->bss->bssid); ieee80211_destroy_auth_data(sdata, match); } /* prepare assoc data */ - ifmgd->beacon_crc_valid = false; + sdata->deflink.u.mgd.beacon_crc_valid = false; assoc_data->wmm = bss->wmm_used && (local->hw.queues >= IEEE80211_NUM_ACS); @@ -6075,8 +6082,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, /* kick off associate process */ ifmgd->assoc_data = assoc_data; - ifmgd->dtim_period = 0; - ifmgd->have_beacon = false; + sdata->deflink.u.mgd.dtim_period = 0; + sdata->deflink.u.mgd.have_beacon = false; /* override HT/VHT configuration only if the AP and we support it */ if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HT)) { @@ -6125,13 +6132,13 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, if (err) goto err_clear; - if (ifmgd->req_smps == IEEE80211_SMPS_AUTOMATIC) { + if (sdata->deflink.u.mgd.req_smps == IEEE80211_SMPS_AUTOMATIC) { if (ifmgd->powersave) - sdata->smps_mode = IEEE80211_SMPS_DYNAMIC; + sdata->deflink.smps_mode = IEEE80211_SMPS_DYNAMIC; else - sdata->smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; } else { - sdata->smps_mode = ifmgd->req_smps; + sdata->deflink.smps_mode = sdata->deflink.u.mgd.req_smps; } rcu_read_lock(); @@ -6144,7 +6151,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, * should this be more if we miss one? */ sdata_info(sdata, "waiting for beacon from %pM\n", - ifmgd->bssid); + sdata->deflink.u.mgd.bssid); assoc_data->timeout = TU_TO_EXP_TIME(req->bss->beacon_interval); assoc_data->timeout_started = true; assoc_data->need_beacon = true; @@ -6153,9 +6160,9 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, u8 dtim_count = 0; ieee80211_get_dtim(beacon_ies, &dtim_count, - &ifmgd->dtim_period); + &sdata->deflink.u.mgd.dtim_period); - ifmgd->have_beacon = true; + sdata->deflink.u.mgd.have_beacon = true; assoc_data->timeout = jiffies; assoc_data->timeout_started = true; @@ -6204,7 +6211,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, return 0; err_clear: - eth_zero_addr(ifmgd->bssid); + eth_zero_addr(sdata->deflink.u.mgd.bssid); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); ifmgd->assoc_data = NULL; err_free: @@ -6262,7 +6269,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, } if (ifmgd->associated && - ether_addr_equal(ifmgd->bssid, req->bssid)) { + ether_addr_equal(sdata->deflink.u.mgd.bssid, req->bssid)) { sdata_info(sdata, "deauthenticating from %pM by local choice (Reason: %u=%s)\n", req->bssid, req->reason_code, @@ -6283,7 +6290,6 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, struct cfg80211_disassoc_request *req) { - struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; u8 bssid[ETH_ALEN]; u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN]; @@ -6293,7 +6299,7 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, * to cfg80211 while that's in a locked section already * trying to tell us that the user wants to disconnect. */ - if (ifmgd->assoc_bss != req->bss) + if (sdata->deflink.u.mgd.bss != req->bss) return -ENOLINK; sdata_info(sdata, @@ -6322,7 +6328,7 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata) */ cancel_work_sync(&ifmgd->monitor_work); cancel_work_sync(&ifmgd->beacon_connection_loss_work); - cancel_work_sync(&ifmgd->request_smps_work); + cancel_work_sync(&sdata->deflink.u.mgd.request_smps_work); cancel_work_sync(&ifmgd->csa_connection_drop_work); cancel_work_sync(&ifmgd->chswitch_work); cancel_delayed_work_sync(&ifmgd->tdls_peer_del_work); diff --git a/net/mac80211/ocb.c b/net/mac80211/ocb.c index d0f0d96b0948..ab2658ad73ce 100644 --- a/net/mac80211/ocb.c +++ b/net/mac80211/ocb.c @@ -182,8 +182,8 @@ int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, return -EINVAL; sdata->flags |= IEEE80211_SDATA_OPERATING_GMODE; - sdata->smps_mode = IEEE80211_SMPS_OFF; - sdata->needed_rx_chains = sdata->local->rx_chains; + sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; + sdata->deflink.needed_rx_chains = sdata->local->rx_chains; mutex_lock(&sdata->local->mtx); err = ieee80211_vif_use_channel(sdata, &setup->chandef, diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index 7da6b49598ab..6cd3df1eb687 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -800,7 +800,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, case NL80211_IFTYPE_P2P_GO: if (sdata->vif.type != NL80211_IFTYPE_ADHOC && !ieee80211_vif_is_mesh(&sdata->vif) && - !rcu_access_pointer(sdata->bss->beacon)) + !sdata->bss->active) need_offchan = true; if (!ieee80211_is_action(mgmt->frame_control) || mgmt->u.action.category == WLAN_CATEGORY_PUBLIC || @@ -819,7 +819,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, if (!sdata->u.mgd.associated || (params->offchan && params->wait && local->ops->remain_on_channel && - memcmp(sdata->u.mgd.bssid, + memcmp(sdata->deflink.u.mgd.bssid, mgmt->bssid, ETH_ALEN))) need_offchan = true; sdata_unlock(sdata); @@ -887,7 +887,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, rcu_read_lock(); if (sdata->vif.type == NL80211_IFTYPE_AP) - beacon = rcu_dereference(sdata->u.ap.beacon); + beacon = rcu_dereference(sdata->deflink.u.ap.beacon); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) beacon = rcu_dereference(sdata->u.ibss.presp); else if (ieee80211_vif_is_mesh(&sdata->vif)) diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 9a179a18aafc..21e7424f261a 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1872,11 +1872,11 @@ ieee80211_rx_get_bigtk(struct ieee80211_rx_data *rx, int idx) if (rx->sta) key = rcu_dereference(rx->sta->deflink.gtk[idx]); if (!key) - key = rcu_dereference(sdata->keys[idx]); + key = rcu_dereference(sdata->deflink.gtk[idx]); if (!key && rx->sta) key = rcu_dereference(rx->sta->deflink.gtk[idx2]); if (!key) - key = rcu_dereference(sdata->keys[idx2]); + key = rcu_dereference(sdata->deflink.gtk[idx2]); return key; } @@ -1990,7 +1990,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) rx->key = rcu_dereference(rx->sta->deflink.gtk[mmie_keyidx]); } if (!rx->key) - rx->key = rcu_dereference(rx->sdata->keys[mmie_keyidx]); + rx->key = rcu_dereference(rx->sdata->deflink.gtk[mmie_keyidx]); } else if (!ieee80211_has_protected(fc)) { /* * The frame was not protected, so skip decryption. However, we @@ -2006,7 +2006,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) key = ieee80211_rx_get_bigtk(rx, -1); } else if (ieee80211_is_mgmt(fc) && is_multicast_ether_addr(hdr->addr1)) { - key = rcu_dereference(rx->sdata->default_mgmt_key); + key = rcu_dereference(rx->sdata->deflink.default_mgmt_key); } else { if (rx->sta) { for (i = 0; i < NUM_DEFAULT_KEYS; i++) { @@ -2017,7 +2017,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) } if (!key) { for (i = 0; i < NUM_DEFAULT_KEYS; i++) { - key = rcu_dereference(sdata->keys[i]); + key = rcu_dereference(sdata->deflink.gtk[i]); if (key) break; } @@ -2051,7 +2051,10 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) /* if not found, try default key */ if (!rx->key) { - rx->key = rcu_dereference(rx->sdata->keys[keyidx]); + if (is_multicast_ether_addr(hdr->addr1)) + rx->key = rcu_dereference(rx->sdata->deflink.gtk[keyidx]); + if (!rx->key) + rx->key = rcu_dereference(rx->sdata->keys[keyidx]); /* * RSNA-protected unicast frames should always be @@ -3121,8 +3124,8 @@ static void ieee80211_process_sa_query_req(struct ieee80211_sub_if_data *sdata, return; } - if (!ether_addr_equal(mgmt->sa, sdata->u.mgd.bssid) || - !ether_addr_equal(mgmt->bssid, sdata->u.mgd.bssid)) { + if (!ether_addr_equal(mgmt->sa, sdata->deflink.u.mgd.bssid) || + !ether_addr_equal(mgmt->bssid, sdata->deflink.u.mgd.bssid)) { /* Not from the current AP or not associated yet. */ return; } @@ -3140,7 +3143,7 @@ static void ieee80211_process_sa_query_req(struct ieee80211_sub_if_data *sdata, resp = skb_put_zero(skb, 24); memcpy(resp->da, mgmt->sa, ETH_ALEN); memcpy(resp->sa, sdata->vif.addr, ETH_ALEN); - memcpy(resp->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(resp->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); resp->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); skb_put(skb, 1 + sizeof(resp->u.action.u.sa_query)); @@ -3423,7 +3426,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) break; if (!rx->sta) break; - if (!ether_addr_equal(mgmt->bssid, sdata->u.mgd.bssid)) + if (!ether_addr_equal(mgmt->bssid, sdata->deflink.u.mgd.bssid)) break; if (mgmt->u.action.u.ext_chan_switch.action_code != WLAN_PUB_ACTION_EXT_CHANSW_ANN) @@ -3524,7 +3527,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) break; if (sdata->vif.type == NL80211_IFTYPE_STATION) - bssid = sdata->u.mgd.bssid; + bssid = sdata->deflink.u.mgd.bssid; else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) bssid = sdata->u.ibss.bssid; else if (sdata->vif.type == NL80211_IFTYPE_MESH_POINT) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 7eeb6919d2b7..115efa830673 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -2312,7 +2312,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, * (or just modify the value entirely, of course) */ if (sdata->vif.type == NL80211_IFTYPE_STATION) - sinfo->rx_beacon = sdata->u.mgd.count_beacon_signal; + sinfo->rx_beacon = sdata->deflink.u.mgd.count_beacon_signal; drv_sta_statistics(local, sdata, &sta->sta, sinfo); sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME) | @@ -2323,7 +2323,8 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, BIT_ULL(NL80211_STA_INFO_RX_DROP_MISC); if (sdata->vif.type == NL80211_IFTYPE_STATION) { - sinfo->beacon_loss_count = sdata->u.mgd.beacon_loss_count; + sinfo->beacon_loss_count = + sdata->deflink.u.mgd.beacon_loss_count; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BEACON_LOSS); } diff --git a/net/mac80211/status.c b/net/mac80211/status.c index e69272139437..d9cad6ad7a65 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -223,7 +223,7 @@ static void ieee80211_frame_acked(struct sta_info *sta, struct sk_buff *skb) * only be the AP. And the only other place updating * this variable in managed mode is before association. */ - sdata->smps_mode = smps_mode; + sdata->deflink.smps_mode = smps_mode; ieee80211_queue_work(&local->hw, &sdata->recalc_smps); } else if (sdata->vif.type == NL80211_IFTYPE_AP || sdata->vif.type == NL80211_IFTYPE_AP_VLAN) { diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 7eb6d8c4f25c..8a2ec9c31240 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -218,7 +218,7 @@ static void ieee80211_tdls_add_link_ie(struct ieee80211_sub_if_data *sdata, lnkid->ie_type = WLAN_EID_LINK_ID; lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2; - memcpy(lnkid->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(lnkid->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(lnkid->init_sta, init_addr, ETH_ALEN); memcpy(lnkid->resp_sta, rsp_addr, ETH_ALEN); } @@ -545,7 +545,6 @@ ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata, size_t extra_ies_len) { struct ieee80211_local *local = sdata->local; - struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; size_t offset = 0, noffset; struct sta_info *sta, *ap_sta; struct ieee80211_supported_band *sband; @@ -558,7 +557,7 @@ ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata, mutex_lock(&local->sta_mtx); sta = sta_info_get(sdata, peer); - ap_sta = sta_info_get(sdata, ifmgd->bssid); + ap_sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); if (WARN_ON_ONCE(!sta || !ap_sta)) { mutex_unlock(&local->sta_mtx); return; @@ -833,7 +832,7 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev, mgmt = skb_put_zero(skb, 24); memcpy(mgmt->da, peer, ETH_ALEN); memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN); - memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(mgmt->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); @@ -1072,7 +1071,8 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev, { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; - enum ieee80211_smps_mode smps_mode = sdata->u.mgd.driver_smps_mode; + enum ieee80211_smps_mode smps_mode = + sdata->deflink.u.mgd.driver_smps_mode; int ret; /* don't support setup with forced SMPS mode that's not off */ @@ -1431,7 +1431,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, if (ret == 0) ieee80211_queue_work(&sdata->local->hw, - &sdata->u.mgd.request_smps_work); + &sdata->deflink.u.mgd.request_smps_work); mutex_unlock(&local->mtx); sdata_unlock(sdata); diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index a4270e9ec10e..8530363b2666 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -593,15 +593,15 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx) (key = rcu_dereference(tx->sta->ptk[tx->sta->ptk_idx]))) tx->key = key; else if (ieee80211_is_group_privacy_action(tx->skb) && - (key = rcu_dereference(tx->sdata->default_multicast_key))) + (key = rcu_dereference(tx->sdata->deflink.default_multicast_key))) tx->key = key; else if (ieee80211_is_mgmt(hdr->frame_control) && is_multicast_ether_addr(hdr->addr1) && ieee80211_is_robust_mgmt_frame(tx->skb) && - (key = rcu_dereference(tx->sdata->default_mgmt_key))) + (key = rcu_dereference(tx->sdata->deflink.default_mgmt_key))) tx->key = key; else if (is_multicast_ether_addr(hdr->addr1) && - (key = rcu_dereference(tx->sdata->default_multicast_key))) + (key = rcu_dereference(tx->sdata->deflink.default_multicast_key))) tx->key = key; else if (!is_multicast_ether_addr(hdr->addr1) && (key = rcu_dereference(tx->sdata->default_unicast_key))) @@ -2477,7 +2477,7 @@ int ieee80211_lookup_ra_sta(struct ieee80211_sub_if_data *sdata, } - sta = sta_info_get(sdata, sdata->u.mgd.bssid); + sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); if (!sta) return -ENOLINK; break; @@ -2712,14 +2712,14 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, /* DA SA BSSID */ memcpy(hdr.addr1, skb->data, ETH_ALEN); memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); - memcpy(hdr.addr3, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr.addr3, sdata->deflink.u.mgd.bssid, ETH_ALEN); hdrlen = 24; } else if (sdata->u.mgd.use_4addr && cpu_to_be16(ethertype) != sdata->control_port_protocol) { fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS); /* RA TA DA SA */ - memcpy(hdr.addr1, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr.addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(hdr.addr2, sdata->vif.addr, ETH_ALEN); memcpy(hdr.addr3, skb->data, ETH_ALEN); memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN); @@ -2727,7 +2727,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, } else { fc |= cpu_to_le16(IEEE80211_FCTL_TODS); /* BSSID SA DA */ - memcpy(hdr.addr1, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr.addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); memcpy(hdr.addr3, skb->data, ETH_ALEN); hdrlen = 24; @@ -3004,7 +3004,7 @@ void ieee80211_check_fast_xmit(struct sta_info *sta) /* DA SA BSSID */ build.da_offs = offsetof(struct ieee80211_hdr, addr1); build.sa_offs = offsetof(struct ieee80211_hdr, addr2); - memcpy(hdr->addr3, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr->addr3, sdata->deflink.u.mgd.bssid, ETH_ALEN); build.hdr_len = 24; break; } @@ -3014,7 +3014,7 @@ void ieee80211_check_fast_xmit(struct sta_info *sta) fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS); /* RA TA DA SA */ - memcpy(hdr->addr1, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(hdr->addr2, sdata->vif.addr, ETH_ALEN); build.da_offs = offsetof(struct ieee80211_hdr, addr3); build.sa_offs = offsetof(struct ieee80211_hdr, addr4); @@ -3023,7 +3023,7 @@ void ieee80211_check_fast_xmit(struct sta_info *sta) } fc |= cpu_to_le16(IEEE80211_FCTL_TODS); /* BSSID SA DA */ - memcpy(hdr->addr1, sdata->u.mgd.bssid, ETH_ALEN); + memcpy(hdr->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); build.da_offs = offsetof(struct ieee80211_hdr, addr3); build.sa_offs = offsetof(struct ieee80211_hdr, addr2); build.hdr_len = 24; @@ -3250,7 +3250,7 @@ static bool ieee80211_amsdu_prepare_head(struct ieee80211_sub_if_data *sdata, */ switch (sdata->vif.type) { case NL80211_IFTYPE_STATION: - bssid = sdata->u.mgd.bssid; + bssid = sdata->deflink.u.mgd.bssid; break; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_AP_VLAN: @@ -4804,7 +4804,7 @@ static void ieee80211_set_beacon_cntdwn(struct ieee80211_sub_if_data *sdata, } rcu_read_lock(); - resp = rcu_dereference(sdata->u.ap.probe_resp); + resp = rcu_dereference(sdata->deflink.u.ap.probe_resp); bcn_offsets = beacon->cntdwn_counter_offsets; count = beacon->cntdwn_current_counter; @@ -4848,7 +4848,7 @@ u8 ieee80211_beacon_update_cntdwn(struct ieee80211_vif *vif) rcu_read_lock(); if (sdata->vif.type == NL80211_IFTYPE_AP) - beacon = rcu_dereference(sdata->u.ap.beacon); + beacon = rcu_dereference(sdata->deflink.u.ap.beacon); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) beacon = rcu_dereference(sdata->u.ibss.presp); else if (ieee80211_vif_is_mesh(&sdata->vif)) @@ -4873,7 +4873,7 @@ void ieee80211_beacon_set_cntdwn(struct ieee80211_vif *vif, u8 counter) rcu_read_lock(); if (sdata->vif.type == NL80211_IFTYPE_AP) - beacon = rcu_dereference(sdata->u.ap.beacon); + beacon = rcu_dereference(sdata->deflink.u.ap.beacon); else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) beacon = rcu_dereference(sdata->u.ibss.presp); else if (ieee80211_vif_is_mesh(&sdata->vif)) @@ -4903,9 +4903,7 @@ bool ieee80211_beacon_cntdwn_is_complete(struct ieee80211_vif *vif) rcu_read_lock(); if (vif->type == NL80211_IFTYPE_AP) { - struct ieee80211_if_ap *ap = &sdata->u.ap; - - beacon = rcu_dereference(ap->beacon); + beacon = rcu_dereference(sdata->deflink.u.ap.beacon); if (WARN_ON(!beacon || !beacon->tail)) goto out; beacon_data = beacon->tail; @@ -4958,7 +4956,7 @@ static int ieee80211_beacon_protect(struct sk_buff *skb, struct sk_buff *check_skb; memset(&tx, 0, sizeof(tx)); - tx.key = rcu_dereference(sdata->default_beacon_key); + tx.key = rcu_dereference(sdata->deflink.default_beacon_key); if (!tx.key) return 0; tx.local = local; @@ -5128,9 +5126,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, memset(offs, 0, sizeof(*offs)); if (sdata->vif.type == NL80211_IFTYPE_AP) { - struct ieee80211_if_ap *ap = &sdata->u.ap; - - beacon = rcu_dereference(ap->beacon); + beacon = rcu_dereference(sdata->deflink.u.ap.beacon); if (!beacon) goto out; @@ -5268,7 +5264,6 @@ EXPORT_SYMBOL(ieee80211_beacon_get_tim); struct sk_buff *ieee80211_proberesp_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { - struct ieee80211_if_ap *ap = NULL; struct sk_buff *skb = NULL; struct probe_resp *presp = NULL; struct ieee80211_hdr *hdr; @@ -5278,9 +5273,7 @@ struct sk_buff *ieee80211_proberesp_get(struct ieee80211_hw *hw, return NULL; rcu_read_lock(); - - ap = &sdata->u.ap; - presp = rcu_dereference(ap->probe_resp); + presp = rcu_dereference(sdata->deflink.u.ap.probe_resp); if (!presp) goto out; @@ -5310,7 +5303,7 @@ struct sk_buff *ieee80211_get_fils_discovery_tmpl(struct ieee80211_hw *hw, return NULL; rcu_read_lock(); - tmpl = rcu_dereference(sdata->u.ap.fils_discovery); + tmpl = rcu_dereference(sdata->deflink.u.ap.fils_discovery); if (!tmpl) { rcu_read_unlock(); return NULL; @@ -5339,7 +5332,7 @@ ieee80211_get_unsol_bcast_probe_resp_tmpl(struct ieee80211_hw *hw, return NULL; rcu_read_lock(); - tmpl = rcu_dereference(sdata->u.ap.unsol_bcast_probe_resp); + tmpl = rcu_dereference(sdata->deflink.u.ap.unsol_bcast_probe_resp); if (!tmpl) { rcu_read_unlock(); return NULL; @@ -5360,7 +5353,6 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct ieee80211_sub_if_data *sdata; - struct ieee80211_if_managed *ifmgd; struct ieee80211_pspoll *pspoll; struct ieee80211_local *local; struct sk_buff *skb; @@ -5369,7 +5361,6 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw, return NULL; sdata = vif_to_sdata(vif); - ifmgd = &sdata->u.mgd; local = sdata->local; skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*pspoll)); @@ -5386,7 +5377,7 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw, /* aid in PS-Poll has its two MSBs each set to 1 */ pspoll->aid |= cpu_to_le16(1 << 15 | 1 << 14); - memcpy(pspoll->bssid, ifmgd->bssid, ETH_ALEN); + memcpy(pspoll->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(pspoll->ta, vif->addr, ETH_ALEN); return skb; @@ -5399,7 +5390,6 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, { struct ieee80211_hdr_3addr *nullfunc; struct ieee80211_sub_if_data *sdata; - struct ieee80211_if_managed *ifmgd; struct ieee80211_local *local; struct sk_buff *skb; bool qos = false; @@ -5408,14 +5398,13 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, return NULL; sdata = vif_to_sdata(vif); - ifmgd = &sdata->u.mgd; local = sdata->local; if (qos_ok) { struct sta_info *sta; rcu_read_lock(); - sta = sta_info_get(sdata, ifmgd->bssid); + sta = sta_info_get(sdata, sdata->deflink.u.mgd.bssid); qos = sta && sta->sta.wme; rcu_read_unlock(); } @@ -5444,9 +5433,9 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, skb_put_data(skb, &qoshdr, sizeof(qoshdr)); } - memcpy(nullfunc->addr1, ifmgd->bssid, ETH_ALEN); + memcpy(nullfunc->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN); memcpy(nullfunc->addr2, vif->addr, ETH_ALEN); - memcpy(nullfunc->addr3, ifmgd->bssid, ETH_ALEN); + memcpy(nullfunc->addr3, sdata->deflink.u.mgd.bssid, ETH_ALEN); return skb; } @@ -5543,7 +5532,7 @@ ieee80211_get_buffered_bc(struct ieee80211_hw *hw, if (sdata->vif.type == NL80211_IFTYPE_AP) { struct beacon_data *beacon = - rcu_dereference(sdata->u.ap.beacon); + rcu_dereference(sdata->deflink.u.ap.beacon); if (!beacon || !beacon->head) goto out; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index dccc757baab2..9cbc09e6d84e 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2533,7 +2533,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) BSS_CHANGED_PS; /* Re-send beacon info report to the driver */ - if (sdata->u.mgd.have_beacon) + if (sdata->deflink.u.mgd.have_beacon) changed |= BSS_CHANGED_BEACON_INFO; if (sdata->vif.bss_conf.max_idle_period || @@ -2562,7 +2562,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) if (sdata->vif.type == NL80211_IFTYPE_AP) { changed |= BSS_CHANGED_AP_PROBE_RESP; - if (rcu_access_pointer(sdata->u.ap.beacon)) + if (rcu_access_pointer(sdata->deflink.u.ap.beacon)) drv_start_ap(local, sdata); } fallthrough; @@ -3041,7 +3041,7 @@ void ieee80211_ie_build_he_6ghz_cap(struct ieee80211_sub_if_data *sdata, cap = le16_to_cpu(iftd->he_6ghz_capa.capa); cap &= ~IEEE80211_HE_6GHZ_CAP_SM_PS; - switch (sdata->smps_mode) { + switch (sdata->deflink.smps_mode) { case IEEE80211_SMPS_AUTOMATIC: case IEEE80211_SMPS_NUM_MODES: WARN_ON(1); @@ -3775,13 +3775,11 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata, int ieee80211_ave_rssi(struct ieee80211_vif *vif) { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); - struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) { - /* non-managed type inferfaces */ + if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) return 0; - } - return -ewma_beacon_signal_read(&ifmgd->ave_beacon_signal); + + return -ewma_beacon_signal_read(&sdata->deflink.u.mgd.ave_beacon_signal); } EXPORT_SYMBOL_GPL(ieee80211_ave_rssi); @@ -3973,7 +3971,7 @@ void ieee80211_dfs_cac_cancel(struct ieee80211_local *local) * by the time it gets it, sdata->wdev.cac_started * will no longer be true */ - cancel_delayed_work(&sdata->dfs_cac_timer_work); + cancel_delayed_work(&sdata->deflink.dfs_cac_timer_work); if (sdata->wdev.cac_started) { chandef = sdata->vif.bss_conf.chandef; @@ -4412,8 +4410,8 @@ static u8 ieee80211_chanctx_radar_detect(struct ieee80211_local *local, return 0; list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list) - if (sdata->reserved_radar_required) - radar_detect |= BIT(sdata->reserved_chandef.width); + if (sdata->deflink.reserved_radar_required) + radar_detect |= BIT(sdata->deflink.reserved_chandef.width); /* * An in-place reservation context should not have any assigned vifs @@ -4423,7 +4421,7 @@ static u8 ieee80211_chanctx_radar_detect(struct ieee80211_local *local, !list_empty(&ctx->assigned_vifs)); list_for_each_entry(sdata, &ctx->assigned_vifs, assigned_chanctx_list) - if (sdata->radar_required) + if (sdata->deflink.radar_required) radar_detect |= BIT(sdata->vif.bss_conf.chandef.width); return radar_detect; diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c index 62c6733e0792..fc36c8e9d1d2 100644 --- a/net/mac80211/wme.c +++ b/net/mac80211/wme.c @@ -2,6 +2,7 @@ /* * Copyright 2004, Instant802 Networks, Inc. * Copyright 2013-2014 Intel Mobile Communications GmbH + * Copyright (C) 2022 Intel Corporation */ #include @@ -210,7 +211,7 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata, if (sta) break; - ra = sdata->u.mgd.bssid; + ra = sdata->deflink.u.mgd.bssid; break; case NL80211_IFTYPE_ADHOC: ra = skb->data; -- cgit v1.2.3 From 7b7090b4c6a906cc7c3e2a460335f705b93f4506 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 24 May 2022 10:55:56 +0200 Subject: wifi: mac80211: split bss_info_changed method Split the bss_info_changed method to vif_cfg_changed and link_info_changed, with the latter getting a link ID. Also change the 'changed' parameter to u64 already, we know we need that. Signed-off-by: Johannes Berg --- drivers/net/wireless/admtek/adm8211.c | 2 +- drivers/net/wireless/ath/ar5523/ar5523.c | 2 +- drivers/net/wireless/ath/ath10k/mac.c | 2 +- drivers/net/wireless/ath/ath11k/mac.c | 2 +- drivers/net/wireless/ath/ath5k/mac80211-ops.c | 2 +- drivers/net/wireless/ath/ath9k/htc_drv_main.c | 2 +- drivers/net/wireless/ath/ath9k/main.c | 2 +- drivers/net/wireless/ath/carl9170/main.c | 2 +- drivers/net/wireless/ath/wcn36xx/main.c | 4 +- drivers/net/wireless/atmel/at76c50x-usb.c | 2 +- drivers/net/wireless/broadcom/b43/main.c | 4 +- drivers/net/wireless/broadcom/b43legacy/main.c | 2 +- .../broadcom/brcm80211/brcmsmac/mac80211_if.c | 2 +- drivers/net/wireless/intel/iwlegacy/common.c | 6 +- drivers/net/wireless/intel/iwlegacy/common.h | 2 +- drivers/net/wireless/intel/iwlwifi/dvm/agn.h | 2 +- drivers/net/wireless/intel/iwlwifi/dvm/rxon.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 6 +- drivers/net/wireless/intersil/p54/main.c | 2 +- drivers/net/wireless/mac80211_hwsim.c | 4 +- drivers/net/wireless/marvell/libertas_tf/main.c | 2 +- drivers/net/wireless/marvell/mwl8k.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7603/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7615/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt76x02.h | 2 +- drivers/net/wireless/mediatek/mt76/mt76x02_util.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7915/main.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7921/main.c | 2 +- drivers/net/wireless/mediatek/mt7601u/main.c | 2 +- drivers/net/wireless/purelifi/plfxlc/mac.c | 4 +- drivers/net/wireless/ralink/rt2x00/rt2x00.h | 2 +- drivers/net/wireless/ralink/rt2x00/rt2x00mac.c | 2 +- drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c | 2 +- drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c | 2 +- .../net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 2 +- drivers/net/wireless/realtek/rtlwifi/core.c | 2 +- drivers/net/wireless/realtek/rtw88/mac80211.c | 2 +- drivers/net/wireless/realtek/rtw89/mac80211.c | 2 +- drivers/net/wireless/rsi/rsi_91x_mac80211.c | 2 +- drivers/net/wireless/silabs/wfx/sta.c | 2 +- drivers/net/wireless/silabs/wfx/sta.h | 2 +- drivers/net/wireless/st/cw1200/sta.c | 4 +- drivers/net/wireless/st/cw1200/sta.h | 2 +- drivers/net/wireless/ti/wl1251/main.c | 2 +- drivers/net/wireless/ti/wlcore/main.c | 2 +- drivers/net/wireless/zydas/zd1211rw/zd_mac.c | 4 +- drivers/staging/vt6655/device_main.c | 2 +- drivers/staging/vt6656/main_usb.c | 2 +- include/net/mac80211.h | 28 ++++- net/mac80211/cfg.c | 31 ++--- net/mac80211/chan.c | 9 +- net/mac80211/driver-ops.h | 35 ++++-- net/mac80211/ibss.c | 2 +- net/mac80211/ieee80211_i.h | 6 +- net/mac80211/iface.c | 5 +- net/mac80211/main.c | 84 ++++++++++++- net/mac80211/mesh.c | 6 +- net/mac80211/mlme.c | 16 +-- net/mac80211/offchannel.c | 8 +- net/mac80211/sta_info.c | 2 +- net/mac80211/tdls.c | 2 +- net/mac80211/trace.h | 138 +++++++++++++-------- net/mac80211/util.c | 4 +- net/mac80211/vht.c | 2 +- 64 files changed, 324 insertions(+), 170 deletions(-) diff --git a/drivers/net/wireless/admtek/adm8211.c b/drivers/net/wireless/admtek/adm8211.c index 2db9c948c0fc..6bee16b207d1 100644 --- a/drivers/net/wireless/admtek/adm8211.c +++ b/drivers/net/wireless/admtek/adm8211.c @@ -1311,7 +1311,7 @@ static int adm8211_config(struct ieee80211_hw *dev, u32 changed) static void adm8211_bss_info_changed(struct ieee80211_hw *dev, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changes) + u64 changes) { struct adm8211_priv *priv = dev->priv; diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 4cd06a0942d4..6f937d2cc126 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -1273,7 +1273,7 @@ static int ar5523_write_associd(struct ar5523 *ar, struct ieee80211_vif *vif) static void ar5523_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss, - u32 changed) + u64 changed) { struct ar5523 *ar = hw->priv; int error; diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 4e7e2da3c859..c1f8123d81fe 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -6068,7 +6068,7 @@ static void ath10k_recalculate_mgmt_rate(struct ath10k *ar, static void ath10k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct ath10k *ar = hw->priv; struct ath10k_vif *arvif = (void *)vif->drv_priv; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 169161549361..3e07b1454fe4 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -3091,7 +3091,7 @@ static int ath11k_mac_config_obss_pd(struct ath11k *ar, static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct ath11k *ar = hw->priv; struct ath11k_vif *arvif = ath11k_vif_to_arvif(vif); diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c index 0df0fa1da181..8da232e81518 100644 --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -250,7 +250,7 @@ unlock: static void ath5k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, u32 changes) + struct ieee80211_bss_conf *bss_conf, u64 changes) { struct ath5k_vif *avf = (void *)vif->drv_priv; struct ath5k_hw *ah = hw->priv; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 3a5ec4da6a38..14d713e03872 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1509,7 +1509,7 @@ static void ath9k_htc_choose_set_bssid(struct ath9k_htc_priv *priv) static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct ath9k_htc_priv *priv = hw->priv; struct ath_hw *ah = priv->ah; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 56c2681e5192..729f8ee9644d 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1863,7 +1863,7 @@ static int ath9k_set_key(struct ieee80211_hw *hw, static void ath9k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { #define CHECK_ANI \ (BSS_CHANGED_ASSOC | \ diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index e28a5f3085c0..3d881028bd00 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -1032,7 +1032,7 @@ static void carl9170_op_configure_filter(struct ieee80211_hw *hw, static void carl9170_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct ar9170 *ar = hw->priv; struct ath_common *common = &ar->common; diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 72ba2e2fc93a..04fb26cb8322 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -872,7 +872,7 @@ void wcn36xx_set_default_rates_v1(struct wcn36xx_hal_supported_rates_v1 *rates) static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct wcn36xx *wcn = hw->priv; struct sk_buff *skb = NULL; @@ -880,7 +880,7 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, enum wcn36xx_hal_link_state link_state; struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); - wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss info changed vif %p changed 0x%08x\n", + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss info changed vif %p changed 0x%llx\n", vif, changed); mutex_lock(&wcn->conf_mutex); diff --git a/drivers/net/wireless/atmel/at76c50x-usb.c b/drivers/net/wireless/atmel/at76c50x-usb.c index 7582761c61e2..24e609c1f523 100644 --- a/drivers/net/wireless/atmel/at76c50x-usb.c +++ b/drivers/net/wireless/atmel/at76c50x-usb.c @@ -2033,7 +2033,7 @@ static int at76_config(struct ieee80211_hw *hw, u32 changed) static void at76_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changed) + u64 changed) { struct at76_priv *priv = hw->priv; diff --git a/drivers/net/wireless/broadcom/b43/main.c b/drivers/net/wireless/broadcom/b43/main.c index 17bcec5f3ff7..e3121a9d0579 100644 --- a/drivers/net/wireless/broadcom/b43/main.c +++ b/drivers/net/wireless/broadcom/b43/main.c @@ -366,7 +366,7 @@ static int b43_wireless_core_start(struct b43_wldev *dev); static void b43_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changed); + u64 changed); static int b43_ratelimit(struct b43_wl *wl) { @@ -4097,7 +4097,7 @@ static void b43_update_basic_rates(struct b43_wldev *dev, u32 brates) static void b43_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changed) + u64 changed) { struct b43_wl *wl = hw_to_b43_wl(hw); struct b43_wldev *dev; diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c index eec3af9c3745..96d5a034c09b 100644 --- a/drivers/net/wireless/broadcom/b43legacy/main.c +++ b/drivers/net/wireless/broadcom/b43legacy/main.c @@ -2806,7 +2806,7 @@ static void b43legacy_update_basic_rates(struct b43legacy_wldev *dev, u32 brates static void b43legacy_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changed) + u64 changed) { struct b43legacy_wl *wl = hw_to_b43legacy_wl(hw); struct b43legacy_wldev *dev; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c index e6cd638a85d6..fd3c131c622c 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c @@ -582,7 +582,7 @@ static int brcms_ops_config(struct ieee80211_hw *hw, u32 changed) static void brcms_ops_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed) + struct ieee80211_bss_conf *info, u64 changed) { struct brcms_info *wl = hw->priv; struct bcma_device *core = wl->wlc->hw->d11core; diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c index b01945415be6..affad34f70f0 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.c +++ b/drivers/net/wireless/intel/iwlegacy/common.c @@ -5311,13 +5311,13 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) void il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, u32 changes) + struct ieee80211_bss_conf *bss_conf, u64 changes) { struct il_priv *il = hw->priv; int ret; mutex_lock(&il->mutex); - D_MAC80211("enter: changes 0x%x\n", changes); + D_MAC80211("enter: changes 0x%llx\n", changes); if (!il_is_alive(il)) { D_MAC80211("leave - not alive\n"); @@ -5438,7 +5438,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } if (changes && il_is_associated(il) && vif->cfg.aid) { - D_MAC80211("Changes (%#x) while associated\n", changes); + D_MAC80211("Changes (%#llx) while associated\n", changes); ret = il_send_rxon_assoc(il); if (!ret) { /* Sync active_rxon with latest change. */ diff --git a/drivers/net/wireless/intel/iwlegacy/common.h b/drivers/net/wireless/intel/iwlegacy/common.h index 40877ef1fbf2..d1383b4f0f05 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.h +++ b/drivers/net/wireless/intel/iwlegacy/common.h @@ -1947,7 +1947,7 @@ il_get_hw_mode(struct il_priv *il, enum nl80211_band band) int il_mac_config(struct ieee80211_hw *hw, u32 changed); void il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif); void il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, u32 changes); + struct ieee80211_bss_conf *bss_conf, u64 changes); void il_tx_cmd_protection(struct il_priv *il, struct ieee80211_tx_info *info, __le16 fc, __le32 *tx_flags); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/agn.h b/drivers/net/wireless/intel/iwlwifi/dvm/agn.h index abb8696ba294..411a6f6638b4 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/agn.h +++ b/drivers/net/wireless/intel/iwlwifi/dvm/agn.h @@ -92,7 +92,7 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed); void iwlagn_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes); + u64 changes); void iwlagn_config_ht40(struct ieee80211_conf *conf, struct iwl_rxon_context *ctx); void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf); diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c index 17a14970edec..45e382fe45a2 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c @@ -1383,7 +1383,7 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv) void iwlagn_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw); struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index b5257b4fd000..586208506275 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2181,7 +2181,7 @@ static void iwl_mvm_protect_assoc(struct iwl_mvm *mvm, static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int ret; @@ -2590,7 +2590,7 @@ static void iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); @@ -2621,7 +2621,7 @@ iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm, static void iwl_mvm_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c index a9dfe6a3da0d..cc6769a4fec7 100644 --- a/drivers/net/wireless/intersil/p54/main.c +++ b/drivers/net/wireless/intersil/p54/main.c @@ -449,7 +449,7 @@ static int p54_get_stats(struct ieee80211_hw *dev, static void p54_bss_info_changed(struct ieee80211_hw *dev, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct p54_common *priv = dev->priv; diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 5aaf34f6f43b..de10a40d5306 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2100,14 +2100,14 @@ static void mac80211_hwsim_bcn_en_iter(void *data, u8 *mac, static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct hwsim_vif_priv *vp = (void *)vif->drv_priv; struct mac80211_hwsim_data *data = hw->priv; hwsim_check_magic(vif); - wiphy_dbg(hw->wiphy, "%s(changed=0x%x vif->addr=%pM)\n", + wiphy_dbg(hw->wiphy, "%s(changed=0x%llx vif->addr=%pM)\n", __func__, changed, vif->addr); if (changed & BSS_CHANGED_BSSID) { diff --git a/drivers/net/wireless/marvell/libertas_tf/main.c b/drivers/net/wireless/marvell/libertas_tf/main.c index 02a1e1f547d8..21c3e0bdc444 100644 --- a/drivers/net/wireless/marvell/libertas_tf/main.c +++ b/drivers/net/wireless/marvell/libertas_tf/main.c @@ -417,7 +417,7 @@ static void lbtf_op_configure_filter(struct ieee80211_hw *hw, static void lbtf_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct lbtf_private *priv = hw->priv; struct sk_buff *beacon; diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c index 5f1bcfb5e3f6..7eef3a74d124 100644 --- a/drivers/net/wireless/marvell/mwl8k.c +++ b/drivers/net/wireless/marvell/mwl8k.c @@ -5163,7 +5163,7 @@ out: static void mwl8k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed) + struct ieee80211_bss_conf *info, u64 changed) { if (vif->type == NL80211_IFTYPE_STATION) mwl8k_bss_info_changed_sta(hw, vif, info, changed); diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c index 1f14ecda1f55..088c0a4cf774 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -297,7 +297,7 @@ mt7603_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, static void mt7603_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed) + struct ieee80211_bss_conf *info, u64 changed) { struct mt7603_dev *dev = hw->priv; struct mt7603_vif *mvif = (struct mt7603_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index d992fdea0f32..277c22a4d049 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -576,7 +576,7 @@ static void mt7615_configure_filter(struct ieee80211_hw *hw, static void mt7615_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct mt7615_dev *dev = mt7615_hw_dev(hw); struct mt7615_phy *phy = mt7615_hw_phy(hw); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02.h b/drivers/net/wireless/mediatek/mt76/mt76x02.h index f76fd22ee035..74ad418f5a70 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x02.h @@ -187,7 +187,7 @@ void mt76x02_sw_scan_complete(struct ieee80211_hw *hw, void mt76x02_sta_ps(struct mt76_dev *dev, struct ieee80211_sta *sta, bool ps); void mt76x02_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed); + struct ieee80211_bss_conf *info, u64 changed); void mt76x02_reconfig_complete(struct ieee80211_hw *hw, enum ieee80211_reconfig_type reconfig_type); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index 5bd0a0bae688..a0e2d042751b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -636,7 +636,7 @@ EXPORT_SYMBOL_GPL(mt76x02_sta_ps); void mt76x02_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct mt76x02_vif *mvif = (struct mt76x02_vif *)vif->drv_priv; struct mt76x02_dev *dev = hw->priv; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 05327b0b6fc3..fbeac9aa2af6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -573,7 +573,7 @@ mt7915_update_bss_color(struct ieee80211_hw *hw, static void mt7915_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct mt7915_phy *phy = mt7915_hw_phy(hw); struct mt7915_dev *dev = mt7915_hw_dev(hw); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 8532033794bd..63583605d1cd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -637,7 +637,7 @@ static void mt7921_configure_filter(struct ieee80211_hw *hw, static void mt7921_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct mt7921_phy *phy = mt7921_hw_phy(hw); struct mt7921_dev *dev = mt7921_hw_dev(hw); diff --git a/drivers/net/wireless/mediatek/mt7601u/main.c b/drivers/net/wireless/mediatek/mt7601u/main.c index 671d8897ae76..6c9c7a61c5c9 100644 --- a/drivers/net/wireless/mediatek/mt7601u/main.c +++ b/drivers/net/wireless/mediatek/mt7601u/main.c @@ -132,7 +132,7 @@ mt76_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, static void mt7601u_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed) + struct ieee80211_bss_conf *info, u64 changed) { struct mt7601u_dev *dev = hw->priv; diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.c b/drivers/net/wireless/purelifi/plfxlc/mac.c index 90e552532701..1fc1682683e1 100644 --- a/drivers/net/wireless/purelifi/plfxlc/mac.c +++ b/drivers/net/wireless/purelifi/plfxlc/mac.c @@ -587,12 +587,12 @@ static void plfxlc_op_configure_filter(struct ieee80211_hw *hw, static void plfxlc_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct plfxlc_mac *mac = plfxlc_hw_mac(hw); int associated; - dev_dbg(plfxlc_mac_dev(mac), "changes: %x\n", changes); + dev_dbg(plfxlc_mac_dev(mac), "changes: %llx\n", changes); if (mac->type != NL80211_IFTYPE_ADHOC) { /* for STATION */ associated = is_valid_ether_addr(bss_conf->bssid); diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00.h b/drivers/net/wireless/ralink/rt2x00/rt2x00.h index 9f6fc40649be..918e0477bb7d 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h @@ -1479,7 +1479,7 @@ int rt2x00mac_get_stats(struct ieee80211_hw *hw, void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes); + u64 changes); int rt2x00mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, const struct ieee80211_tx_queue_params *params); diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c index 660554a01894..6205d22765c7 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c @@ -574,7 +574,7 @@ EXPORT_SYMBOL_GPL(rt2x00mac_get_stats); void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct rt2x00_dev *rt2x00dev = hw->priv; struct rt2x00_intf *intf = vif_to_intf(vif); diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c index 025619cd14e8..10e8fdc31879 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c @@ -1500,7 +1500,7 @@ static void rtl8180_conf_erp(struct ieee80211_hw *dev, static void rtl8180_bss_info_changed(struct ieee80211_hw *dev, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct rtl8180_priv *priv = dev->priv; struct rtl8180_vif *vif_priv; diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c index eb68b2d3caa1..8ab65c888baf 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c @@ -1251,7 +1251,7 @@ static void rtl8187_conf_erp(struct rtl8187_priv *priv, bool use_short_slot, static void rtl8187_bss_info_changed(struct ieee80211_hw *dev, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct rtl8187_priv *priv = dev->priv; struct rtl8187_vif *vif_priv; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 0239e12ec8a5..65c4cb1e030c 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -4558,7 +4558,7 @@ rtl8xxxu_wireless_mode(struct ieee80211_hw *hw, struct ieee80211_sta *sta) static void rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *bss_conf, u32 changed) + struct ieee80211_bss_conf *bss_conf, u64 changed) { struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index 5177eb02740e..2f7fd8888d3a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -1040,7 +1040,7 @@ EXPORT_SYMBOL_GPL(rtl_update_beacon_work_callback); static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index c5954c18862d..9e0b5692fbab 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -355,7 +355,7 @@ static void rtw_conf_tx(struct rtw_dev *rtwdev, static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changed) + u64 changed) { struct rtw_dev *rtwdev = hw->priv; struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c index ac8b9bf2b0bb..5afb8fe5708e 100644 --- a/drivers/net/wireless/realtek/rtw89/mac80211.c +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -336,7 +336,7 @@ static void rtw89_station_mode_sta_assoc(struct rtw89_dev *rtwdev, static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *conf, - u32 changed) + u64 changed) { struct rtw89_dev *rtwdev = hw->priv; struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c index d4b3834388ab..1dff3d263382 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c +++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c @@ -783,7 +783,7 @@ static void rsi_switch_channel(struct rsi_hw *adapter, static void rsi_mac80211_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct rsi_hw *adapter = hw->priv; struct rsi_common *common = adapter->priv; diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c index 79fafe8143d9..f4103a653e3b 100644 --- a/drivers/net/wireless/silabs/wfx/sta.c +++ b/drivers/net/wireless/silabs/wfx/sta.c @@ -506,7 +506,7 @@ static void wfx_enable_beacon(struct wfx_vif *wvif, bool enable) } void wfx_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed) + struct ieee80211_bss_conf *info, u64 changed) { struct wfx_dev *wdev = hw->priv; struct wfx_vif *wvif = (struct wfx_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/silabs/wfx/sta.h b/drivers/net/wireless/silabs/wfx/sta.h index c69b2227e9ac..d9c6bd632b20 100644 --- a/drivers/net/wireless/silabs/wfx/sta.h +++ b/drivers/net/wireless/silabs/wfx/sta.h @@ -36,7 +36,7 @@ void wfx_leave_ibss(struct ieee80211_hw *hw, struct ieee80211_vif *vif); int wfx_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue, const struct ieee80211_tx_queue_params *params); void wfx_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u32 changed); + struct ieee80211_bss_conf *info, u64 changed); int wfx_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); int wfx_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); void wfx_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, diff --git a/drivers/net/wireless/st/cw1200/sta.c b/drivers/net/wireless/st/cw1200/sta.c index 3f48def51ebc..5fa6878ee109 100644 --- a/drivers/net/wireless/st/cw1200/sta.c +++ b/drivers/net/wireless/st/cw1200/sta.c @@ -1796,14 +1796,14 @@ static int cw1200_set_btcoexinfo(struct cw1200_common *priv) void cw1200_bss_info_changed(struct ieee80211_hw *dev, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed) + u64 changed) { struct cw1200_common *priv = dev->priv; bool do_join = false; mutex_lock(&priv->conf_mutex); - pr_debug("BSS CHANGED: %08x\n", changed); + pr_debug("BSS CHANGED: %llx\n", changed); /* TODO: BSS_CHANGED_QOS */ /* TODO: BSS_CHANGED_TXPOWER */ diff --git a/drivers/net/wireless/st/cw1200/sta.h b/drivers/net/wireless/st/cw1200/sta.h index 706dab8e73bf..05e3ab7ccef1 100644 --- a/drivers/net/wireless/st/cw1200/sta.h +++ b/drivers/net/wireless/st/cw1200/sta.h @@ -103,7 +103,7 @@ void cw1200_sta_notify(struct ieee80211_hw *dev, struct ieee80211_vif *vif, void cw1200_bss_info_changed(struct ieee80211_hw *dev, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed); + u64 changed); int cw1200_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_ampdu_params *params); diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c index bdc93c4f54ba..340ab4985fe2 100644 --- a/drivers/net/wireless/ti/wl1251/main.c +++ b/drivers/net/wireless/ti/wl1251/main.c @@ -1077,7 +1077,7 @@ out: static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct wl1251 *wl = hw->priv; struct sk_buff *beacon, *skb; diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index ad9560bd9512..d365bdce2a10 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -4580,7 +4580,7 @@ out: static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changed) + u64 changed) { struct wl1271 *wl = hw->priv; struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif); diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_mac.c b/drivers/net/wireless/zydas/zd1211rw/zd_mac.c index 3ef8533205f9..b42fedba519d 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zydas/zd1211rw/zd_mac.c @@ -1278,12 +1278,12 @@ static void set_rts_cts(struct zd_mac *mac, unsigned int short_preamble) static void zd_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, - u32 changes) + u64 changes) { struct zd_mac *mac = zd_hw_mac(hw); int associated; - dev_dbg_f(zd_mac_dev(mac), "changes: %x\n", changes); + dev_dbg_f(zd_mac_dev(mac), "changes: %llx\n", changes); if (mac->type == NL80211_IFTYPE_MESH_POINT || mac->type == NL80211_IFTYPE_ADHOC || diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index 8c5de30478ec..e8ac7b93b58c 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -1395,7 +1395,7 @@ static int vnt_config(struct ieee80211_hw *hw, u32 changed) static void vnt_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *conf, u32 changed) + struct ieee80211_bss_conf *conf, u64 changed) { struct vnt_private *priv = hw->priv; diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 3ab8a7bb9715..897ee0f7fc6b 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -745,7 +745,7 @@ static int vnt_config(struct ieee80211_hw *hw, u32 changed) static void vnt_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *conf, u32 changed) + struct ieee80211_bss_conf *conf, u64 changed) { struct vnt_private *priv = hw->priv; diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 1520922d21a5..17b6eb426356 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -273,8 +273,8 @@ struct ieee80211_vif_chanctx_switch { /** * enum ieee80211_bss_change - BSS change notification flags * - * These flags are used with the bss_info_changed() callback - * to indicate which BSS parameter changed. + * These flags are used with the bss_info_changed(), link_info_changed() + * and vif_cfg_changed() callbacks to indicate which parameter(s) changed. * * @BSS_CHANGED_ASSOC: association status changed (associated/disassociated), * also implies a change in the AID. @@ -3524,6 +3524,22 @@ struct ieee80211_prep_tx_info { * for association indication. The @changed parameter indicates which * of the bss parameters has changed when a call is made. The callback * can sleep. + * Note: this callback is called if @vif_cfg_changed or @link_info_changed + * are not implemented. + * + * @vif_cfg_changed: Handler for configuration requests related to interface + * (MLD) parameters from &struct ieee80211_vif_cfg that vary during the + * lifetime of the interface (e.g. assoc status, IP addresses, etc.) + * The @changed parameter indicates which value changed. + * The callback can sleep. + * + * @link_info_changed: Handler for configuration requests related to link + * parameters from &struct ieee80211_bss_conf that are related to an + * individual link. e.g. legacy/HT/VHT/... rate information. + * The @changed parameter indicates which value changed, and the @link_id + * parameter indicates the link ID. Note that the @link_id will be 0 for + * non-MLO connections. + * The callback can sleep. * * @prepare_multicast: Prepare for multicast filter configuration. * This callback is optional, and its return value is passed @@ -4032,7 +4048,13 @@ struct ieee80211_ops { void (*bss_info_changed)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *info, - u32 changed); + u64 changed); + void (*vif_cfg_changed)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u64 changed); + void (*link_info_changed)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + unsigned int link_id, u64 changed); int (*start_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); void (*stop_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 0a717cb95400..a1404fe5cfe4 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -39,7 +39,8 @@ static void ieee80211_set_mu_mimo_follow(struct ieee80211_sub_if_data *sdata, memcpy(sdata->vif.bss_conf.mu_group.position, params->vht_mumimo_groups + WLAN_MEMBERSHIP_LEN, WLAN_USER_POSITION_LEN); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MU_GROUPS); + ieee80211_link_info_change_notify(sdata, 0, + BSS_CHANGED_MU_GROUPS); /* don't care about endianness - just check for 0 */ memcpy(&membership, params->vht_mumimo_groups, WLAN_MEMBERSHIP_LEN); @@ -1333,7 +1334,7 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, err |= BSS_CHANGED_HE_BSS_COLOR; } - ieee80211_bss_info_change_notify(sdata, err); + ieee80211_link_info_change_notify(sdata, 0, err); return 0; } @@ -1414,7 +1415,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, sdata->beacon_rate_set = false; sdata->vif.cfg.ssid_len = 0; clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BEACON_ENABLED); if (sdata->wdev.cac_started) { chandef = sdata->vif.bss_conf.chandef; @@ -2347,7 +2348,7 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy, if (_chg_mesh_attr(NL80211_MESHCONF_HT_OPMODE, mask)) { conf->ht_opmode = nconf->ht_opmode; sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode; - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_HT); } if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask)) conf->dot11MeshHWMPactivePathToRootTimeout = @@ -2502,7 +2503,7 @@ static int ieee80211_change_bss(struct wiphy *wiphy, changed |= BSS_CHANGED_P2P_PS; } - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); return 0; } @@ -2543,7 +2544,7 @@ static int ieee80211_set_txq_params(struct wiphy *wiphy, return -EINVAL; } - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_QOS); return 0; } @@ -2692,7 +2693,7 @@ static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev, memcpy(sdata->vif.bss_conf.mcast_rate, rate, sizeof(int) * NUM_NL80211_BANDS); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MCAST_RATE); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_MCAST_RATE); return 0; } @@ -3026,7 +3027,7 @@ static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy, /* tell the driver upon association, unless already associated */ if (sdata->u.mgd.associated && sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI) - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_CQM); return 0; } @@ -3051,7 +3052,7 @@ static int ieee80211_set_cqm_rssi_range_config(struct wiphy *wiphy, /* tell the driver upon association, unless already associated */ if (sdata->u.mgd.associated && sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI) - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_CQM); return 0; } @@ -3389,7 +3390,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) if (err) return err; - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); if (sdata->deflink.csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, @@ -3677,7 +3678,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, params->count, params->block_tx); if (changed) { - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); drv_channel_switch_beacon(sdata, ¶ms->chandef); } else { /* if the beacon didn't change, we can finalize immediately */ @@ -3980,7 +3981,7 @@ static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy, ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed); if (ret == 0) - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); return ret; } @@ -4389,7 +4390,7 @@ ieee80211_color_change_bss_config_notify(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.he_bss_color.enabled = enable; changed |= BSS_CHANGED_HE_BSS_COLOR; - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); if (!sdata->vif.bss_conf.nontransmitted && sdata->vif.mbssid_tx_vif) { struct ieee80211_sub_if_data *child; @@ -4399,8 +4400,8 @@ ieee80211_color_change_bss_config_notify(struct ieee80211_sub_if_data *sdata, if (child != sdata && child->vif.mbssid_tx_vif == &sdata->vif) { child->vif.bss_conf.he_bss_color.color = color; child->vif.bss_conf.he_bss_color.enabled = enable; - ieee80211_bss_info_change_notify(child, - BSS_CHANGED_HE_BSS_COLOR); + ieee80211_link_info_change_notify(child, 0, + BSS_CHANGED_HE_BSS_COLOR); } } mutex_unlock(&sdata->local->iflist_mtx); diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 67131ca3f649..5d8b49f20198 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -799,8 +799,7 @@ out: if (sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE && sdata->vif.type != NL80211_IFTYPE_MONITOR) - ieee80211_bss_info_change_notify(sdata, - BSS_CHANGED_IDLE); + ieee80211_vif_cfg_change_notify(sdata, BSS_CHANGED_IDLE); ieee80211_check_fast_xmit_iface(sdata); @@ -1188,7 +1187,7 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) ieee80211_recalc_radar_chanctx(local, new_ctx); if (changed) - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); out: ieee80211_vif_chanctx_reservation_complete(sdata); @@ -1533,8 +1532,8 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) ieee80211_vif_update_chandef(sdata, &sdata->deflink.reserved_chandef); if (changed) - ieee80211_bss_info_change_notify(sdata, - changed); + ieee80211_link_info_change_notify(sdata, 0, + changed); ieee80211_recalc_txpower(sdata, false); } diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index fd2882348211..15ab8d00815b 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -147,10 +147,27 @@ static inline int drv_config(struct ieee80211_local *local, u32 changed) return ret; } -static inline void drv_bss_info_changed(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_bss_conf *info, - u32 changed) +static inline void drv_vif_cfg_changed(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + u64 changed) +{ + might_sleep(); + + if (!check_sdata_in_driver(sdata)) + return; + + trace_drv_vif_cfg_changed(local, sdata, changed); + if (local->ops->vif_cfg_changed) + local->ops->vif_cfg_changed(&local->hw, &sdata->vif, changed); + else if (local->ops->bss_info_changed) + local->ops->bss_info_changed(&local->hw, &sdata->vif, + &sdata->vif.bss_conf, changed); + trace_drv_return_void(local); +} + +static inline void drv_link_info_changed(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + int link_id, u64 changed) { might_sleep(); @@ -172,9 +189,13 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local, if (!check_sdata_in_driver(sdata)) return; - trace_drv_bss_info_changed(local, sdata, info, changed); - if (local->ops->bss_info_changed) - local->ops->bss_info_changed(&local->hw, &sdata->vif, info, changed); + trace_drv_link_info_changed(local, sdata, link_id, changed); + if (local->ops->link_info_changed) + local->ops->link_info_changed(&local->hw, &sdata->vif, + link_id, changed); + else if (local->ops->bss_info_changed) + local->ops->bss_info_changed(&local->hw, &sdata->vif, + &sdata->vif.bss_conf, changed); trace_drv_return_void(local); } diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 066f7c5adeec..3b68e9f4345b 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1851,7 +1851,7 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, | IEEE80211_HT_PARAM_RIFS_MODE; changed |= BSS_CHANGED_HT | BSS_CHANGED_MCAST_RATE; - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; sdata->deflink.needed_rx_chains = local->rx_chains; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index f0a8bb444033..20153957cdee 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1836,7 +1836,11 @@ u64 ieee80211_calculate_rx_timestamp(struct ieee80211_local *local, int ieee80211_hw_config(struct ieee80211_local *local, u32 changed); void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx); void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, - u32 changed); + u64 changed); +void ieee80211_vif_cfg_change_notify(struct ieee80211_sub_if_data *sdata, + u64 changed); +void ieee80211_link_info_change_notify(struct ieee80211_sub_if_data *sdata, + int link_id, u64 changed); void ieee80211_configure_filter(struct ieee80211_local *local); u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 2ee34d898821..978dfa48e098 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -80,7 +80,8 @@ void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata, { if (__ieee80211_recalc_txpower(sdata) || (update_bss && ieee80211_sdata_running(sdata))) - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_TXPOWER); + ieee80211_link_info_change_notify(sdata, 0, + BSS_CHANGED_TXPOWER); } static u32 __ieee80211_idle_off(struct ieee80211_local *local) @@ -1281,7 +1282,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) if (sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE && sdata->vif.type != NL80211_IFTYPE_NAN) changed |= ieee80211_reset_erp_info(sdata); - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); switch (sdata->vif.type) { case NL80211_IFTYPE_STATION: diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 0c81ae492df4..5c71b522013f 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -199,15 +199,88 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) return ret; } +#define BSS_CHANGED_VIF_CFG_FLAGS (BSS_CHANGED_ASSOC |\ + BSS_CHANGED_IDLE |\ + BSS_CHANGED_IBSS |\ + BSS_CHANGED_ARP_FILTER |\ + BSS_CHANGED_SSID) + void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, - u32 changed) + u64 changed) { struct ieee80211_local *local = sdata->local; + might_sleep(); + if (!changed || sdata->vif.type == NL80211_IFTYPE_AP_VLAN) return; - drv_bss_info_changed(local, sdata, &sdata->vif.bss_conf, changed); + if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON | + BSS_CHANGED_BEACON_ENABLED) && + sdata->vif.type != NL80211_IFTYPE_AP && + sdata->vif.type != NL80211_IFTYPE_ADHOC && + sdata->vif.type != NL80211_IFTYPE_MESH_POINT && + sdata->vif.type != NL80211_IFTYPE_OCB)) + return; + + if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE || + sdata->vif.type == NL80211_IFTYPE_NAN || + (sdata->vif.type == NL80211_IFTYPE_MONITOR && + !sdata->vif.bss_conf.mu_mimo_owner && + !(changed & BSS_CHANGED_TXPOWER)))) + return; + + if (!check_sdata_in_driver(sdata)) + return; + + if (changed & BSS_CHANGED_VIF_CFG_FLAGS) { + u64 ch = changed & BSS_CHANGED_VIF_CFG_FLAGS; + + trace_drv_vif_cfg_changed(local, sdata, changed); + if (local->ops->vif_cfg_changed) + local->ops->vif_cfg_changed(&local->hw, &sdata->vif, ch); + } + + if (changed & ~BSS_CHANGED_VIF_CFG_FLAGS) { + u64 ch = changed & ~BSS_CHANGED_VIF_CFG_FLAGS; + + /* FIXME: should be for each link */ + trace_drv_link_info_changed(local, sdata, 0, changed); + if (local->ops->link_info_changed) + local->ops->link_info_changed(&local->hw, &sdata->vif, + 0, ch); + } + + if (local->ops->bss_info_changed) + local->ops->bss_info_changed(&local->hw, &sdata->vif, + &sdata->vif.bss_conf, changed); + trace_drv_return_void(local); +} + +void ieee80211_vif_cfg_change_notify(struct ieee80211_sub_if_data *sdata, + u64 changed) +{ + struct ieee80211_local *local = sdata->local; + + WARN_ON_ONCE(changed & ~BSS_CHANGED_VIF_CFG_FLAGS); + + if (!changed || sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + return; + + drv_vif_cfg_changed(local, sdata, changed); +} + +void ieee80211_link_info_change_notify(struct ieee80211_sub_if_data *sdata, + int link_id, u64 changed) +{ + struct ieee80211_local *local = sdata->local; + + WARN_ON_ONCE(changed & BSS_CHANGED_VIF_CFG_FLAGS); + + if (!changed || sdata->vif.type == NL80211_IFTYPE_AP_VLAN) + return; + + drv_link_info_changed(local, sdata, link_id, changed); } u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata) @@ -387,8 +460,7 @@ static int ieee80211_ifa_changed(struct notifier_block *nb, /* Configure driver only if associated (which also implies it is up) */ if (ifmgd->associated) - ieee80211_bss_info_change_notify(sdata, - BSS_CHANGED_ARP_FILTER); + ieee80211_vif_cfg_change_notify(sdata, BSS_CHANGED_ARP_FILTER); sdata_unlock(sdata); @@ -557,6 +629,10 @@ struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len, if (WARN_ON(ops->sta_state && (ops->sta_add || ops->sta_remove))) return NULL; + if (WARN_ON(!!ops->link_info_changed != !!ops->vif_cfg_changed || + (ops->link_info_changed && ops->bss_info_changed))) + return NULL; + /* check all or no channel context operations exist */ i = !!ops->add_chanctx + !!ops->remove_chanctx + !!ops->change_chanctx + !!ops->assign_vif_chanctx + diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index f60e257cba95..13722a7f2254 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -1057,7 +1057,7 @@ int ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata) } ieee80211_recalc_dtim(local, sdata); - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); netif_carrier_on(sdata->dev); return 0; @@ -1081,7 +1081,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata) sdata->vif.bss_conf.enable_beacon = false; sdata->beacon_rate_set = false; clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BEACON_ENABLED); /* remove beacon */ bcn = rcu_dereference_protected(ifmsh->beacon, @@ -1581,7 +1581,7 @@ static void mesh_bss_info_changed(struct ieee80211_sub_if_data *sdata) if (ieee80211_mesh_rebuild_beacon(sdata)) return; - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); } void ieee80211_mesh_work(struct ieee80211_sub_if_data *sdata) diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index fd1b97e1e990..e172bdfe9b0a 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1835,7 +1835,7 @@ void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata) if (sdata->vif.bss_conf.ps != ps_allowed) { sdata->vif.bss_conf.ps = ps_allowed; - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_PS); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_PS); } } @@ -2031,7 +2031,7 @@ __ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata) void ieee80211_sta_handle_tspec_ac_params(struct ieee80211_sub_if_data *sdata) { if (__ieee80211_sta_handle_tspec_ac_params(sdata)) - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_QOS); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_QOS); } static void ieee80211_sta_handle_tspec_ac_params_wk(struct work_struct *work) @@ -2920,7 +2920,7 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata, sta_info_destroy_addr(sdata, auth_data->bss->bssid); eth_zero_addr(sdata->deflink.u.mgd.bssid); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; mutex_lock(&sdata->local->mtx); ieee80211_vif_release_channel(sdata); @@ -2949,7 +2949,7 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, sta_info_destroy_addr(sdata, assoc_data->bss->bssid); eth_zero_addr(sdata->deflink.u.mgd.bssid); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; sdata->vif.bss_conf.mu_mimo_owner = false; @@ -4387,7 +4387,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, elems->pwr_constr_elem, elems->cisco_dtpc_elem); - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_link_info_change_notify(sdata, 0, changed); free: kfree(elems); } @@ -5697,7 +5697,7 @@ skip_rates: * tell driver about BSSID, basic rates and timing * this was set up above, before setting the channel */ - ieee80211_bss_info_change_notify(sdata, + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID | BSS_CHANGED_BASIC_RATES | BSS_CHANGED_BEACON_INT); @@ -5865,7 +5865,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, err_clear: eth_zero_addr(sdata->deflink.u.mgd.bssid); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID); ifmgd->auth_data = NULL; mutex_lock(&sdata->local->mtx); ieee80211_vif_release_channel(sdata); @@ -6212,7 +6212,7 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, return 0; err_clear: eth_zero_addr(sdata->deflink.u.mgd.bssid); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID); ifmgd->assoc_data = NULL; err_free: kfree(assoc_data); diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index 6cd3df1eb687..2ed4e2325914 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -118,8 +118,8 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local) set_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); sdata->vif.bss_conf.enable_beacon = false; - ieee80211_bss_info_change_notify( - sdata, BSS_CHANGED_BEACON_ENABLED); + ieee80211_link_info_change_notify( + sdata, 0, BSS_CHANGED_BEACON_ENABLED); } if (sdata->vif.type == NL80211_IFTYPE_STATION && @@ -155,8 +155,8 @@ void ieee80211_offchannel_return(struct ieee80211_local *local) if (test_and_clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state)) { sdata->vif.bss_conf.enable_beacon = true; - ieee80211_bss_info_change_notify( - sdata, BSS_CHANGED_BEACON_ENABLED); + ieee80211_link_info_change_notify( + sdata, 0, BSS_CHANGED_BEACON_ENABLED); } } mutex_unlock(&local->iflist_mtx); diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 115efa830673..9a70d846d0dd 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -630,7 +630,7 @@ ieee80211_recalc_p2p_go_ps_allowed(struct ieee80211_sub_if_data *sdata) if (allow_p2p_go_ps != sdata->vif.bss_conf.allow_p2p_go_ps) { sdata->vif.bss_conf.allow_p2p_go_ps = allow_p2p_go_ps; - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_P2P_PS); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_P2P_PS); } } diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 8a2ec9c31240..11a3b950b490 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -1335,7 +1335,7 @@ iee80211_tdls_recalc_ht_protection(struct ieee80211_sub_if_data *sdata, return; sdata->vif.bss_conf.ht_operation_mode = opmode; - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_HT); } int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 74ef7e71e1ef..9417378b4fc0 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -390,22 +390,71 @@ TRACE_EVENT(drv_config, ) ); -TRACE_EVENT(drv_bss_info_changed, +TRACE_EVENT(drv_vif_cfg_changed, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, - struct ieee80211_bss_conf *info, - u32 changed), + u64 changed), - TP_ARGS(local, sdata, info, changed), + TP_ARGS(local, sdata, changed), TP_STRUCT__entry( LOCAL_ENTRY VIF_ENTRY - __field(u32, changed) + __field(u64, changed) __field(bool, assoc) __field(bool, ibss_joined) __field(bool, ibss_creator) __field(u16, aid) + __dynamic_array(u32, arp_addr_list, + sdata->vif.cfg.arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? + IEEE80211_BSS_ARP_ADDR_LIST_LEN : + sdata->vif.cfg.arp_addr_cnt) + __field(int, arp_addr_cnt) + __dynamic_array(u8, ssid, sdata->vif.cfg.ssid_len) + __field(int, s1g) + __field(bool, idle) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + __entry->changed = changed; + __entry->aid = sdata->vif.cfg.aid; + __entry->assoc = sdata->vif.cfg.assoc; + __entry->ibss_joined = sdata->vif.cfg.ibss_joined; + __entry->ibss_creator = sdata->vif.cfg.ibss_creator; + + __entry->arp_addr_cnt = sdata->vif.cfg.arp_addr_cnt; + memcpy(__get_dynamic_array(arp_addr_list), + sdata->vif.cfg.arp_addr_list, + sizeof(u32) * (sdata->vif.cfg.arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? + IEEE80211_BSS_ARP_ADDR_LIST_LEN : + sdata->vif.cfg.arp_addr_cnt)); + memcpy(__get_dynamic_array(ssid), + sdata->vif.cfg.ssid, + sdata->vif.cfg.ssid_len); + __entry->s1g = sdata->vif.cfg.s1g; + __entry->idle = sdata->vif.cfg.idle; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT " changed:%#llx", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->changed + ) +); + +TRACE_EVENT(drv_link_info_changed, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + int link_id, u64 changed), + + TP_ARGS(local, sdata, link_id, changed), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + __field(u64, changed) + __field(int, link_id) __field(bool, cts) __field(bool, shortpre) __field(bool, shortslot) @@ -424,15 +473,8 @@ TRACE_EVENT(drv_bss_info_changed, __field(u32, channel_width) __field(u32, channel_cfreq1) __field(u32, channel_cfreq1_offset) - __dynamic_array(u32, arp_addr_list, - sdata->vif.cfg.arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? - IEEE80211_BSS_ARP_ADDR_LIST_LEN : - sdata->vif.cfg.arp_addr_cnt) - __field(int, arp_addr_cnt) __field(bool, qos) - __field(bool, idle) __field(bool, ps) - __dynamic_array(u8, ssid, sdata->vif.cfg.ssid_len) __field(bool, hidden_ssid) __field(int, txpower) __field(u8, p2p_oppps_ctwindow) @@ -442,49 +484,37 @@ TRACE_EVENT(drv_bss_info_changed, LOCAL_ASSIGN; VIF_ASSIGN; __entry->changed = changed; - __entry->aid = sdata->vif.cfg.aid; - __entry->assoc = sdata->vif.cfg.assoc; - __entry->ibss_joined = sdata->vif.cfg.ibss_joined; - __entry->ibss_creator = sdata->vif.cfg.ibss_creator; - __entry->shortpre = info->use_short_preamble; - __entry->cts = info->use_cts_prot; - __entry->shortslot = info->use_short_slot; - __entry->enable_beacon = info->enable_beacon; - __entry->dtimper = info->dtim_period; - __entry->bcnint = info->beacon_int; - __entry->assoc_cap = info->assoc_capability; - __entry->sync_tsf = info->sync_tsf; - __entry->sync_device_ts = info->sync_device_ts; - __entry->sync_dtim_count = info->sync_dtim_count; - __entry->basic_rates = info->basic_rates; - memcpy(__entry->mcast_rate, info->mcast_rate, + __entry->link_id = link_id; + __entry->shortpre = sdata->vif.bss_conf.use_short_preamble; + __entry->cts = sdata->vif.bss_conf.use_cts_prot; + __entry->shortslot = sdata->vif.bss_conf.use_short_slot; + __entry->enable_beacon = sdata->vif.bss_conf.enable_beacon; + __entry->dtimper = sdata->vif.bss_conf.dtim_period; + __entry->bcnint = sdata->vif.bss_conf.beacon_int; + __entry->assoc_cap = sdata->vif.bss_conf.assoc_capability; + __entry->sync_tsf = sdata->vif.bss_conf.sync_tsf; + __entry->sync_device_ts = sdata->vif.bss_conf.sync_device_ts; + __entry->sync_dtim_count = sdata->vif.bss_conf.sync_dtim_count; + __entry->basic_rates = sdata->vif.bss_conf.basic_rates; + memcpy(__entry->mcast_rate, sdata->vif.bss_conf.mcast_rate, sizeof(__entry->mcast_rate)); - __entry->ht_operation_mode = info->ht_operation_mode; - __entry->cqm_rssi_thold = info->cqm_rssi_thold; - __entry->cqm_rssi_hyst = info->cqm_rssi_hyst; - __entry->channel_width = info->chandef.width; - __entry->channel_cfreq1 = info->chandef.center_freq1; - __entry->channel_cfreq1_offset = info->chandef.freq1_offset; - __entry->arp_addr_cnt = sdata->vif.cfg.arp_addr_cnt; - memcpy(__get_dynamic_array(arp_addr_list), - sdata->vif.cfg.arp_addr_list, - sizeof(u32) * (sdata->vif.cfg.arp_addr_cnt > IEEE80211_BSS_ARP_ADDR_LIST_LEN ? - IEEE80211_BSS_ARP_ADDR_LIST_LEN : - sdata->vif.cfg.arp_addr_cnt)); - __entry->qos = info->qos; - __entry->idle = sdata->vif.cfg.idle; - __entry->ps = info->ps; - memcpy(__get_dynamic_array(ssid), - sdata->vif.cfg.ssid, - sdata->vif.cfg.ssid_len); - __entry->hidden_ssid = info->hidden_ssid; - __entry->txpower = info->txpower; - __entry->p2p_oppps_ctwindow = info->p2p_noa_attr.oppps_ctwindow; - ), - - TP_printk( - LOCAL_PR_FMT VIF_PR_FMT " changed:%#x", - LOCAL_PR_ARG, VIF_PR_ARG, __entry->changed + __entry->ht_operation_mode = sdata->vif.bss_conf.ht_operation_mode; + __entry->cqm_rssi_thold = sdata->vif.bss_conf.cqm_rssi_thold; + __entry->cqm_rssi_hyst = sdata->vif.bss_conf.cqm_rssi_hyst; + __entry->channel_width = sdata->vif.bss_conf.chandef.width; + __entry->channel_cfreq1 = sdata->vif.bss_conf.chandef.center_freq1; + __entry->channel_cfreq1_offset = sdata->vif.bss_conf.chandef.freq1_offset; + __entry->qos = sdata->vif.bss_conf.qos; + __entry->ps = sdata->vif.bss_conf.ps; + __entry->hidden_ssid = sdata->vif.bss_conf.hidden_ssid; + __entry->txpower = sdata->vif.bss_conf.txpower; + __entry->p2p_oppps_ctwindow = sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT " link_id:%d, changed:%#llx", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->link_id, + __entry->changed ) ); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 9cbc09e6d84e..2a279dc3e457 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1699,8 +1699,8 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata, sdata->vif.type != NL80211_IFTYPE_NAN) { sdata->vif.bss_conf.qos = enable_qos; if (bss_notify) - ieee80211_bss_info_change_notify(sdata, - BSS_CHANGED_QOS); + ieee80211_link_info_change_notify(sdata, 0, + BSS_CHANGED_QOS); } } diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index ac97584b3a0b..7daca8352deb 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -665,7 +665,7 @@ void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, mgmt->u.action.u.vht_group_notif.position, WLAN_USER_POSITION_LEN); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MU_GROUPS); + ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_MU_GROUPS); } void ieee80211_update_mu_groups(struct ieee80211_vif *vif, -- cgit v1.2.3 From 8e14130d3faf7b6b0fc57b530bb601cd9d6a1dab Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 13:09:28 +0200 Subject: wifi: mac80211: add per-link configuration pointer Add pointers so we can start using link_id throughout the code, even if for now only link ID 0 is valid, pointing to the "built-in" bss_conf, which is used by drivers that are not aware of MLD. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 3 +++ net/mac80211/ieee80211_i.h | 1 + net/mac80211/iface.c | 23 +++++++++++++++++++++-- 3 files changed, 25 insertions(+), 2 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 17b6eb426356..9af283b1c3b5 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1739,6 +1739,8 @@ struct ieee80211_vif_cfg { * @cfg: vif configuration, see &struct ieee80211_vif_cfg * @bss_conf: BSS configuration for this interface, either our own * or the BSS we're associated to + * @link_conf: in case of MLD, the per-link BSS configuration, + * indexed by link ID * @addr: address of this interface * @p2p: indicates whether this AP or STA interface is a p2p * interface, i.e. a GO or p2p-sta respectively @@ -1773,6 +1775,7 @@ struct ieee80211_vif { enum nl80211_iftype type; struct ieee80211_vif_cfg cfg; struct ieee80211_bss_conf bss_conf; + struct ieee80211_bss_conf *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; u8 addr[ETH_ALEN] __aligned(2); bool p2p; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 20153957cdee..397b111f006d 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1031,6 +1031,7 @@ struct ieee80211_sub_if_data { } u; struct ieee80211_link_data deflink; + struct ieee80211_link_data *link[IEEE80211_MLD_MAX_NUM_LINKS]; #ifdef CONFIG_MAC80211_DEBUGFS struct { diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 978dfa48e098..04ee525394e9 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1012,6 +1012,23 @@ static void ieee80211_set_default_queues(struct ieee80211_sub_if_data *sdata) sdata->vif.cab_queue = IEEE80211_INVAL_HW_QUEUE; } +static void ieee80211_sdata_init(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata) +{ + sdata->local = local; + + /* + * Initialize the default link, so we can use link_id 0 for non-MLD, + * and that continues to work for non-MLD-aware drivers that use just + * vif.bss_conf instead of vif.link_conf. + * + * Note that we never change this, so if link ID 0 isn't used in an + * MLD connection, we get a separate allocation for it. + */ + sdata->vif.link_conf[0] = &sdata->vif.bss_conf; + sdata->link[0] = &sdata->deflink; +} + int ieee80211_add_virtual_monitor(struct ieee80211_local *local) { struct ieee80211_sub_if_data *sdata; @@ -1031,12 +1048,13 @@ int ieee80211_add_virtual_monitor(struct ieee80211_local *local) return -ENOMEM; /* set up data */ - sdata->local = local; sdata->vif.type = NL80211_IFTYPE_MONITOR; snprintf(sdata->name, IFNAMSIZ, "%s-monitor", wiphy_name(local->hw.wiphy)); sdata->wdev.iftype = NL80211_IFTYPE_MONITOR; + ieee80211_sdata_init(local, sdata); + ieee80211_set_default_queues(sdata); ret = drv_add_interface(local, sdata); @@ -2074,7 +2092,8 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, /* initialise type-independent data */ sdata->wdev.wiphy = local->hw.wiphy; - sdata->local = local; + + ieee80211_sdata_init(local, sdata); ieee80211_init_frag_cache(&sdata->frags); -- cgit v1.2.3 From 7fc83a2ba2d54780690d871d03d0d8e75868a803 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 14:18:09 +0200 Subject: wifi: mac80211: pass link ID where already present In a few cases we already have the link ID in the APIs, pass it already even if it cannot be non-zero yet. Signed-off-by: Johannes Berg --- net/mac80211/cfg.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index a1404fe5cfe4..69f540b0cbc6 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1334,7 +1334,7 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, err |= BSS_CHANGED_HE_BSS_COLOR; } - ieee80211_link_info_change_notify(sdata, 0, err); + ieee80211_link_info_change_notify(sdata, params->link_id, err); return 0; } @@ -1415,7 +1415,8 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, sdata->beacon_rate_set = false; sdata->vif.cfg.ssid_len = 0; clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); - ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BEACON_ENABLED); + ieee80211_link_info_change_notify(sdata, link_id, + BSS_CHANGED_BEACON_ENABLED); if (sdata->wdev.cac_started) { chandef = sdata->vif.bss_conf.chandef; @@ -3981,7 +3982,7 @@ static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy, ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed); if (ret == 0) - ieee80211_link_info_change_notify(sdata, 0, changed); + ieee80211_link_info_change_notify(sdata, link_id, changed); return ret; } -- cgit v1.2.3 From b4f85443c17c7edb49c82fc1d28d26860c8c850d Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 18:35:23 +0200 Subject: wifi: mac80211: make channel context code MLO-aware Make the channel context code MLO aware, along with some functions that it uses, so that the chan.c file is now MLD-clean and no longer uses deflink/bss_conf/etc. Signed-off-by: Johannes Berg --- drivers/net/wireless/ath/ath10k/mac.c | 2 + drivers/net/wireless/ath/ath11k/mac.c | 2 + drivers/net/wireless/ath/ath9k/main.c | 2 + drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 2 + drivers/net/wireless/mac80211_hwsim.c | 2 + drivers/net/wireless/silabs/wfx/sta.c | 2 + drivers/net/wireless/silabs/wfx/sta.h | 2 + drivers/net/wireless/ti/wlcore/main.c | 2 + include/net/mac80211.h | 4 + net/mac80211/cfg.c | 52 +- net/mac80211/chan.c | 642 +++++++++++++--------- net/mac80211/debug.h | 14 + net/mac80211/driver-ops.h | 8 +- net/mac80211/eht.c | 4 +- net/mac80211/he.c | 6 +- net/mac80211/ibss.c | 8 +- net/mac80211/ieee80211_i.h | 51 +- net/mac80211/iface.c | 15 +- net/mac80211/mesh_plink.c | 4 +- net/mac80211/mlme.c | 28 +- net/mac80211/ocb.c | 6 +- net/mac80211/rate.c | 8 +- net/mac80211/rate.h | 7 +- net/mac80211/rx.c | 8 +- net/mac80211/tdls.c | 4 +- net/mac80211/trace.h | 17 +- net/mac80211/util.c | 39 +- net/mac80211/vht.c | 36 +- 28 files changed, 586 insertions(+), 391 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index c1f8123d81fe..4808ed6a6e20 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -8919,6 +8919,7 @@ unlock: static int ath10k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct ath10k *ar = hw->priv; @@ -8998,6 +8999,7 @@ err: static void ath10k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct ath10k *ar = hw->priv; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 3e07b1454fe4..96a33b49a52f 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -7072,6 +7072,7 @@ static int ath11k_start_vdev_delay(struct ieee80211_hw *hw, static int ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct ath11k *ar = hw->priv; @@ -7161,6 +7162,7 @@ out: static void ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct ath11k *ar = hw->priv; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 729f8ee9644d..c3d5d9795424 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2596,6 +2596,7 @@ static void ath9k_change_chanctx(struct ieee80211_hw *hw, static int ath9k_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *conf) { struct ath_softc *sc = hw->priv; @@ -2627,6 +2628,7 @@ static int ath9k_assign_vif_chanctx(struct ieee80211_hw *hw, static void ath9k_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *conf) { struct ath_softc *sc = hw->priv; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 586208506275..5d3cedc146be 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -4235,6 +4235,7 @@ out: } static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); @@ -4308,6 +4309,7 @@ out: static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index de10a40d5306..f9392bec85d9 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2722,6 +2722,7 @@ static void mac80211_hwsim_change_chanctx(struct ieee80211_hw *hw, static int mac80211_hwsim_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { hwsim_check_magic(vif); @@ -2732,6 +2733,7 @@ static int mac80211_hwsim_assign_vif_chanctx(struct ieee80211_hw *hw, static void mac80211_hwsim_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { hwsim_check_magic(vif); diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c index f4103a653e3b..97a631ff1bfa 100644 --- a/drivers/net/wireless/silabs/wfx/sta.c +++ b/drivers/net/wireless/silabs/wfx/sta.c @@ -680,6 +680,7 @@ void wfx_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf * } int wfx_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *conf) { struct wfx_vif *wvif = (struct wfx_vif *)vif->drv_priv; @@ -692,6 +693,7 @@ int wfx_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, } void wfx_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *conf) { struct wfx_vif *wvif = (struct wfx_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/silabs/wfx/sta.h b/drivers/net/wireless/silabs/wfx/sta.h index d9c6bd632b20..3109d257fe94 100644 --- a/drivers/net/wireless/silabs/wfx/sta.h +++ b/drivers/net/wireless/silabs/wfx/sta.h @@ -48,8 +48,10 @@ int wfx_add_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *conf void wfx_remove_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *conf); void wfx_change_chanctx(struct ieee80211_hw *hw, struct ieee80211_chanctx_conf *conf, u32 changed); int wfx_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *conf); void wfx_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *conf); /* Hardware API Callbacks */ diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index d365bdce2a10..b476f244a20e 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -4701,6 +4701,7 @@ out: static int wlcore_op_assign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct wl1271 *wl = hw->priv; @@ -4751,6 +4752,7 @@ out: static void wlcore_op_unassign_vif_chanctx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx) { struct wl1271 *wl = hw->priv; diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 9af283b1c3b5..4dc51c52dd28 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -261,11 +261,13 @@ enum ieee80211_chanctx_switch_mode { * done. * * @vif: the vif that should be switched from old_ctx to new_ctx + * @link_id: the link ID that's switching * @old_ctx: the old context to which the vif was assigned * @new_ctx: the new context to which the vif must be assigned */ struct ieee80211_vif_chanctx_switch { struct ieee80211_vif *vif; + unsigned int link_id; struct ieee80211_chanctx_conf *old_ctx; struct ieee80211_chanctx_conf *new_ctx; }; @@ -4262,9 +4264,11 @@ struct ieee80211_ops { u32 changed); int (*assign_vif_chanctx)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx); void (*unassign_vif_chanctx)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id, struct ieee80211_chanctx_conf *ctx); int (*switch_vif_chanctx)(struct ieee80211_hw *hw, struct ieee80211_vif_chanctx_switch *vifs, diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 69f540b0cbc6..884d2cfcec1e 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -840,9 +840,10 @@ static int ieee80211_set_monitor_channel(struct wiphy *wiphy, sdata = wiphy_dereference(local->hw.wiphy, local->monitor_sdata); if (sdata) { - ieee80211_vif_release_channel(sdata); - ret = ieee80211_vif_use_channel(sdata, chandef, - IEEE80211_CHANCTX_EXCLUSIVE); + ieee80211_link_release_channel(sdata->link[0]); + ret = ieee80211_link_use_channel(sdata->link[0], + chandef, + IEEE80211_CHANCTX_EXCLUSIVE); } } else if (local->open_count == local->monitors) { local->_oper_chandef = *chandef; @@ -1183,10 +1184,12 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, } mutex_lock(&local->mtx); - err = ieee80211_vif_use_channel(sdata, ¶ms->chandef, - IEEE80211_CHANCTX_SHARED); + err = ieee80211_link_use_channel(sdata->link[params->beacon.link_id], + ¶ms->chandef, + IEEE80211_CHANCTX_SHARED); if (!err) - ieee80211_vif_copy_chanctx_to_vlans(sdata, false); + ieee80211_link_copy_chanctx_to_vlans(sdata->link[params->beacon.link_id], + false); mutex_unlock(&local->mtx); if (err) { sdata->vif.bss_conf.beacon_int = prev_beacon_int; @@ -1296,7 +1299,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, error: mutex_lock(&local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[params->beacon.link_id]); mutex_unlock(&local->mtx); return err; @@ -1433,8 +1436,8 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf); mutex_lock(&local->mtx); - ieee80211_vif_copy_chanctx_to_vlans(sdata, true); - ieee80211_vif_release_channel(sdata); + ieee80211_link_copy_chanctx_to_vlans(sdata->link[link_id], true); + ieee80211_link_release_channel(sdata->link[link_id]); mutex_unlock(&local->mtx); return 0; @@ -2401,8 +2404,8 @@ static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev, sdata->deflink.needed_rx_chains = sdata->local->rx_chains; mutex_lock(&sdata->local->mtx); - err = ieee80211_vif_use_channel(sdata, &setup->chandef, - IEEE80211_CHANCTX_SHARED); + err = ieee80211_link_use_channel(sdata->link[0], &setup->chandef, + IEEE80211_CHANCTX_SHARED); mutex_unlock(&sdata->local->mtx); if (err) return err; @@ -2416,7 +2419,7 @@ static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev) ieee80211_stop_mesh(sdata); mutex_lock(&sdata->local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); kfree(sdata->u.mesh.ie); mutex_unlock(&sdata->local->mtx); @@ -3145,8 +3148,8 @@ static int ieee80211_start_radar_detection(struct wiphy *wiphy, sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; sdata->deflink.needed_rx_chains = local->rx_chains; - err = ieee80211_vif_use_channel(sdata, chandef, - IEEE80211_CHANCTX_SHARED); + err = ieee80211_link_use_channel(sdata->link[0], chandef, + IEEE80211_CHANCTX_SHARED); if (err) goto out_unlock; @@ -3174,7 +3177,7 @@ static void ieee80211_end_cac(struct wiphy *wiphy, cancel_delayed_work(&sdata->deflink.dfs_cac_timer_work); if (sdata->wdev.cac_started) { - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); sdata->wdev.cac_started = false; } } @@ -3378,7 +3381,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata) if (sdata->deflink.reserved_ready) return 0; - return ieee80211_vif_use_reserved_context(sdata); + return ieee80211_link_use_reserved_context(sdata->link[0]); } if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef, @@ -3643,16 +3646,16 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, if (err) goto out; - err = ieee80211_vif_reserve_chanctx(sdata, ¶ms->chandef, - chanctx->mode, - params->radar_required); + err = ieee80211_link_reserve_chanctx(sdata->link[0], ¶ms->chandef, + chanctx->mode, + params->radar_required); if (err) goto out; /* if reservation is invalid then this will fail */ err = ieee80211_check_combinations(sdata, NULL, chanctx->mode, 0); if (err) { - ieee80211_vif_unreserve_chanctx(sdata); + ieee80211_link_unreserve_chanctx(sdata->link[0]); goto out; } @@ -3662,7 +3665,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, err = ieee80211_set_csa_beacon(sdata, params, &changed); if (err) { - ieee80211_vif_unreserve_chanctx(sdata); + ieee80211_link_unreserve_chanctx(sdata->link[0]); goto out; } @@ -3921,9 +3924,9 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy, int ret = -ENODATA; rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + chanctx_conf = rcu_dereference(sdata->vif.link_conf[link_id]->chanctx_conf); if (chanctx_conf) { - *chandef = sdata->vif.bss_conf.chandef; + *chandef = sdata->vif.link_conf[link_id]->chandef; ret = 0; } else if (local->open_count > 0 && local->open_count == local->monitors && @@ -3980,7 +3983,8 @@ static int ieee80211_set_ap_chanwidth(struct wiphy *wiphy, int ret; u32 changed = 0; - ret = ieee80211_vif_change_bandwidth(sdata, chandef, &changed); + ret = ieee80211_link_change_bandwidth(sdata->link[link_id], chandef, + &changed); if (ret == 0) ieee80211_link_info_change_notify(sdata, link_id, changed); diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 5d8b49f20198..4f25660d0eeb 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -15,12 +15,12 @@ static int ieee80211_chanctx_num_assigned(struct ieee80211_local *local, struct ieee80211_chanctx *ctx) { - struct ieee80211_sub_if_data *sdata; + struct ieee80211_link_data *link; int num = 0; lockdep_assert_held(&local->chanctx_mtx); - list_for_each_entry(sdata, &ctx->assigned_vifs, assigned_chanctx_list) + list_for_each_entry(link, &ctx->assigned_links, assigned_chanctx_list) num++; return num; @@ -29,12 +29,12 @@ static int ieee80211_chanctx_num_assigned(struct ieee80211_local *local, static int ieee80211_chanctx_num_reserved(struct ieee80211_local *local, struct ieee80211_chanctx *ctx) { - struct ieee80211_sub_if_data *sdata; + struct ieee80211_link_data *link; int num = 0; lockdep_assert_held(&local->chanctx_mtx); - list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list) + list_for_each_entry(link, &ctx->reserved_links, reserved_chanctx_list) num++; return num; @@ -67,12 +67,14 @@ static bool ieee80211_can_create_new_chanctx(struct ieee80211_local *local) } static struct ieee80211_chanctx * -ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata) +ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; struct ieee80211_local *local __maybe_unused = sdata->local; struct ieee80211_chanctx_conf *conf; - conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(link_conf->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) return NULL; @@ -80,21 +82,27 @@ ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata) return container_of(conf, struct ieee80211_chanctx, conf); } +static struct ieee80211_chanctx * +ieee80211_link_get_chanctx(struct ieee80211_link_data *link) +{ + return ieee80211_vif_get_chanctx(link->sdata, link->link_id); +} + static const struct cfg80211_chan_def * ieee80211_chanctx_reserved_chandef(struct ieee80211_local *local, struct ieee80211_chanctx *ctx, const struct cfg80211_chan_def *compat) { - struct ieee80211_sub_if_data *sdata; + struct ieee80211_link_data *link; lockdep_assert_held(&local->chanctx_mtx); - list_for_each_entry(sdata, &ctx->reserved_vifs, + list_for_each_entry(link, &ctx->reserved_links, reserved_chanctx_list) { if (!compat) - compat = &sdata->deflink.reserved_chandef; + compat = &link->reserved_chandef; - compat = cfg80211_chandef_compatible(&sdata->deflink.reserved_chandef, + compat = cfg80211_chandef_compatible(&link->reserved_chandef, compat); if (!compat) break; @@ -108,20 +116,23 @@ ieee80211_chanctx_non_reserved_chandef(struct ieee80211_local *local, struct ieee80211_chanctx *ctx, const struct cfg80211_chan_def *compat) { - struct ieee80211_sub_if_data *sdata; + struct ieee80211_link_data *link; lockdep_assert_held(&local->chanctx_mtx); - list_for_each_entry(sdata, &ctx->assigned_vifs, + list_for_each_entry(link, &ctx->assigned_links, assigned_chanctx_list) { - if (sdata->deflink.reserved_chanctx != NULL) + struct ieee80211_bss_conf *link_conf = + link->sdata->vif.link_conf[link->link_id]; + + if (link->reserved_chanctx) continue; if (!compat) - compat = &sdata->vif.bss_conf.chandef; + compat = &link_conf->chandef; compat = cfg80211_chandef_compatible( - &sdata->vif.bss_conf.chandef, compat); + &link_conf->chandef, compat); if (!compat) break; } @@ -157,7 +168,7 @@ ieee80211_chanctx_can_reserve_chandef(struct ieee80211_local *local, if (ieee80211_chanctx_combined_chandef(local, ctx, def)) return true; - if (!list_empty(&ctx->reserved_vifs) && + if (!list_empty(&ctx->reserved_links) && ieee80211_chanctx_reserved_chandef(local, ctx, def)) return true; @@ -193,13 +204,19 @@ ieee80211_find_reservation_chanctx(struct ieee80211_local *local, return NULL; } -static enum nl80211_chan_width ieee80211_get_sta_bw(struct sta_info *sta) +static enum nl80211_chan_width ieee80211_get_sta_bw(struct sta_info *sta, + unsigned int link_id) { - enum ieee80211_sta_rx_bandwidth width = ieee80211_sta_cap_rx_bw(sta); + enum ieee80211_sta_rx_bandwidth width = + ieee80211_sta_cap_rx_bw(sta, link_id); + + /* no effect if this STA has no presence on this link */ + if (!sta->sta.link[link_id]) + return NL80211_CHAN_WIDTH_20_NOHT; switch (width) { case IEEE80211_STA_RX_BW_20: - if (sta->sta.deflink.ht_cap.ht_supported) + if (sta->sta.link[link_id]->ht_cap.ht_supported) return NL80211_CHAN_WIDTH_20; else return NL80211_CHAN_WIDTH_20_NOHT; @@ -227,7 +244,8 @@ static enum nl80211_chan_width ieee80211_get_sta_bw(struct sta_info *sta) } static enum nl80211_chan_width -ieee80211_get_max_required_bw(struct ieee80211_sub_if_data *sdata) +ieee80211_get_max_required_bw(struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { enum nl80211_chan_width max_bw = NL80211_CHAN_WIDTH_20_NOHT; struct sta_info *sta; @@ -238,7 +256,7 @@ ieee80211_get_max_required_bw(struct ieee80211_sub_if_data *sdata) !(sta->sdata->bss && sta->sdata->bss == sdata->bss)) continue; - max_bw = max(max_bw, ieee80211_get_sta_bw(sta)); + max_bw = max(max_bw, ieee80211_get_sta_bw(sta, link_id)); } rcu_read_unlock(); @@ -246,27 +264,28 @@ ieee80211_get_max_required_bw(struct ieee80211_sub_if_data *sdata) } static enum nl80211_chan_width -ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, - struct ieee80211_chanctx_conf *conf) +ieee80211_get_chanctx_vif_max_required_bw(struct ieee80211_sub_if_data *sdata, + struct ieee80211_chanctx_conf *conf) { - struct ieee80211_sub_if_data *sdata; enum nl80211_chan_width max_bw = NL80211_CHAN_WIDTH_20_NOHT; + struct ieee80211_vif *vif = &sdata->vif; + int link_id; - rcu_read_lock(); - list_for_each_entry_rcu(sdata, &local->interfaces, list) { - struct ieee80211_vif *vif = &sdata->vif; + for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { enum nl80211_chan_width width = NL80211_CHAN_WIDTH_20_NOHT; + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[link_id]; - if (!ieee80211_sdata_running(sdata)) + if (!link_conf) continue; - if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) + if (rcu_access_pointer(link_conf->chanctx_conf) != conf) continue; switch (vif->type) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_AP_VLAN: - width = ieee80211_get_max_required_bw(sdata); + width = ieee80211_get_max_required_bw(sdata, link_id); break; case NL80211_IFTYPE_STATION: /* @@ -274,8 +293,8 @@ ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, * point, so take the width from the chandef, but * account also for TDLS peers */ - width = max(vif->bss_conf.chandef.width, - ieee80211_get_max_required_bw(sdata)); + width = max(link_conf->chandef.width, + ieee80211_get_max_required_bw(sdata, link_id)); break; case NL80211_IFTYPE_P2P_DEVICE: case NL80211_IFTYPE_NAN: @@ -283,7 +302,7 @@ ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, case NL80211_IFTYPE_ADHOC: case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_OCB: - width = vif->bss_conf.chandef.width; + width = link_conf->chandef.width; break; case NL80211_IFTYPE_WDS: case NL80211_IFTYPE_UNSPECIFIED: @@ -293,12 +312,36 @@ ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, case NL80211_IFTYPE_P2P_GO: WARN_ON_ONCE(1); } + + max_bw = max(max_bw, width); + } + + return max_bw; +} + +static enum nl80211_chan_width +ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local, + struct ieee80211_chanctx_conf *conf) +{ + struct ieee80211_sub_if_data *sdata; + enum nl80211_chan_width max_bw = NL80211_CHAN_WIDTH_20_NOHT; + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) { + enum nl80211_chan_width width; + + if (!ieee80211_sdata_running(sdata)) + continue; + + width = ieee80211_get_chanctx_vif_max_required_bw(sdata, conf); + max_bw = max(max_bw, width); } /* use the configured bandwidth in case of monitor interface */ sdata = rcu_dereference(local->monitor_sdata); - if (sdata && rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) == conf) + if (sdata && + rcu_access_pointer(sdata->vif.link_conf[0]->chanctx_conf) == conf) max_bw = max(max_bw, conf->def.width); rcu_read_unlock(); @@ -350,7 +393,7 @@ static u32 _ieee80211_recalc_chanctx_min_def(struct ieee80211_local *local, } /* calling this function is assuming that station vif is updated to - * lates changes by calling ieee80211_vif_update_chandef + * lates changes by calling ieee80211_link_update_chandef */ static void ieee80211_chan_bw_change(struct ieee80211_local *local, struct ieee80211_chanctx *ctx, @@ -363,29 +406,38 @@ static void ieee80211_chan_bw_change(struct ieee80211_local *local, rcu_read_lock(); list_for_each_entry_rcu(sta, &local->sta_list, list) { + struct ieee80211_sub_if_data *sdata = sta->sdata; enum ieee80211_sta_rx_bandwidth new_sta_bw; + unsigned int link_id; if (!ieee80211_sdata_running(sta->sdata)) continue; - if (rcu_access_pointer(sta->sdata->vif.bss_conf.chanctx_conf) != - &ctx->conf) - continue; + for (link_id = 0; link_id < ARRAY_SIZE(sta->sdata->link); link_id++) { + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[link_id]; + + if (!link_conf) + continue; - new_sta_bw = ieee80211_sta_cur_vht_bw(sta); + if (rcu_access_pointer(link_conf->chanctx_conf) != &ctx->conf) + continue; - /* nothing change */ - if (new_sta_bw == sta->sta.deflink.bandwidth) - continue; + new_sta_bw = ieee80211_sta_cur_vht_bw(sta, link_id); - /* vif changed to narrow BW and narrow BW for station wasn't - * requested or vise versa */ - if ((new_sta_bw < sta->sta.deflink.bandwidth) == !narrowed) - continue; + /* nothing change */ + if (new_sta_bw == sta->sta.link[link_id]->bandwidth) + continue; + + /* vif changed to narrow BW and narrow BW for station wasn't + * requested or vise versa */ + if ((new_sta_bw < sta->sta.link[link_id]->bandwidth) == !narrowed) + continue; - sta->sta.deflink.bandwidth = new_sta_bw; - rate_control_rate_update(local, sband, sta, - IEEE80211_RC_BW_CHANGED); + sta->sta.link[link_id]->bandwidth = new_sta_bw; + rate_control_rate_update(local, sband, sta, link_id, + IEEE80211_RC_BW_CHANGED); + } } rcu_read_unlock(); } @@ -508,9 +560,14 @@ bool ieee80211_is_radar_required(struct ieee80211_local *local) rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { - if (sdata->deflink.radar_required) { - rcu_read_unlock(); - return true; + unsigned int link_id; + + for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { + if (sdata->link[link_id] && + sdata->link[link_id]->radar_required) { + rcu_read_unlock(); + return true; + } } } rcu_read_unlock(); @@ -531,15 +588,27 @@ ieee80211_chanctx_radar_required(struct ieee80211_local *local, rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { + unsigned int link_id; + if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) - continue; - if (!sdata->deflink.radar_required) - continue; + for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[link_id]; - required = true; - break; + if (!link_conf) + continue; + + if (rcu_access_pointer(link_conf->chanctx_conf) != conf) + continue; + if (!sdata->link[link_id]->radar_required) + continue; + required = true; + break; + } + + if (required) + break; } rcu_read_unlock(); @@ -559,8 +628,8 @@ ieee80211_alloc_chanctx(struct ieee80211_local *local, if (!ctx) return NULL; - INIT_LIST_HEAD(&ctx->assigned_vifs); - INIT_LIST_HEAD(&ctx->reserved_vifs); + INIT_LIST_HEAD(&ctx->assigned_links); + INIT_LIST_HEAD(&ctx->reserved_links); ctx->conf.def = *chandef; ctx->conf.rx_chains_static = 1; ctx->conf.rx_chains_dynamic = 1; @@ -686,21 +755,32 @@ void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local, rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { + int link_id; if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != conf) - continue; + if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) continue; - if (!compat) - compat = &sdata->vif.bss_conf.chandef; + for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[link_id]; - compat = cfg80211_chandef_compatible( - &sdata->vif.bss_conf.chandef, compat); - if (WARN_ON_ONCE(!compat)) - break; + if (!link_conf) + continue; + + if (rcu_access_pointer(link_conf->chanctx_conf) != conf) + continue; + + if (!compat) + compat = &link_conf->chandef; + + compat = cfg80211_chandef_compatible(&link_conf->chandef, + compat); + if (WARN_ON_ONCE(!compat)) + break; + } } /* TDLS peers can sometimes affect the chandef width */ @@ -748,9 +828,11 @@ static void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local, drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RADAR); } -static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, - struct ieee80211_chanctx *new_ctx) +static int ieee80211_assign_link_chanctx(struct ieee80211_link_data *link, + struct ieee80211_chanctx *new_ctx) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *curr_ctx = NULL; @@ -759,29 +841,29 @@ static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata, if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_NAN)) return -ENOTSUPP; - conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.link_conf[link_id]->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (conf) { curr_ctx = container_of(conf, struct ieee80211_chanctx, conf); - drv_unassign_vif_chanctx(local, sdata, curr_ctx); + drv_unassign_vif_chanctx(local, sdata, link_id, curr_ctx); conf = NULL; - list_del(&sdata->assigned_chanctx_list); + list_del(&link->assigned_chanctx_list); } if (new_ctx) { - ret = drv_assign_vif_chanctx(local, sdata, new_ctx); + ret = drv_assign_vif_chanctx(local, sdata, link_id, new_ctx); if (ret) goto out; conf = &new_ctx->conf; - list_add(&sdata->assigned_chanctx_list, - &new_ctx->assigned_vifs); + list_add(&link->assigned_chanctx_list, + &new_ctx->assigned_links); } out: - rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, conf); + rcu_assign_pointer(sdata->vif.link_conf[link_id]->chanctx_conf, conf); sdata->vif.cfg.idle = !conf; @@ -820,60 +902,64 @@ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { u8 needed_static, needed_dynamic; + unsigned int link_id; if (!ieee80211_sdata_running(sdata)) continue; - if (rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) != - &chanctx->conf) - continue; - switch (sdata->vif.type) { - case NL80211_IFTYPE_P2P_DEVICE: - case NL80211_IFTYPE_NAN: - continue; case NL80211_IFTYPE_STATION: if (!sdata->u.mgd.associated) continue; break; - case NL80211_IFTYPE_AP_VLAN: - continue; case NL80211_IFTYPE_AP: case NL80211_IFTYPE_ADHOC: case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_OCB: break; default: - WARN_ON_ONCE(1); + continue; } - switch (sdata->deflink.smps_mode) { - default: - WARN_ONCE(1, "Invalid SMPS mode %d\n", - sdata->deflink.smps_mode); - fallthrough; - case IEEE80211_SMPS_OFF: - needed_static = sdata->deflink.needed_rx_chains; - needed_dynamic = sdata->deflink.needed_rx_chains; - break; - case IEEE80211_SMPS_DYNAMIC: - needed_static = 1; - needed_dynamic = sdata->deflink.needed_rx_chains; - break; - case IEEE80211_SMPS_STATIC: - needed_static = 1; - needed_dynamic = 1; - break; - } + for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { + struct ieee80211_link_data *link = sdata->link[link_id]; + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[link_id]; + + if (!link_conf) + continue; + + if (rcu_access_pointer(link_conf->chanctx_conf) != &chanctx->conf) + continue; + + switch (link->smps_mode) { + default: + WARN_ONCE(1, "Invalid SMPS mode %d\n", + link->smps_mode); + fallthrough; + case IEEE80211_SMPS_OFF: + needed_static = link->needed_rx_chains; + needed_dynamic = link->needed_rx_chains; + break; + case IEEE80211_SMPS_DYNAMIC: + needed_static = 1; + needed_dynamic = link->needed_rx_chains; + break; + case IEEE80211_SMPS_STATIC: + needed_static = 1; + needed_dynamic = 1; + break; + } - rx_chains_static = max(rx_chains_static, needed_static); - rx_chains_dynamic = max(rx_chains_dynamic, needed_dynamic); + rx_chains_static = max(rx_chains_static, needed_static); + rx_chains_dynamic = max(rx_chains_dynamic, needed_dynamic); + } } /* Disable SMPS for the monitor interface */ sdata = rcu_dereference(local->monitor_sdata); if (sdata && - rcu_access_pointer(sdata->vif.bss_conf.chanctx_conf) == &chanctx->conf) + rcu_access_pointer(sdata->vif.link_conf[0]->chanctx_conf) == &chanctx->conf) rx_chains_dynamic = rx_chains_static = local->rx_chains; rcu_read_unlock(); @@ -898,9 +984,12 @@ void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local, } static void -__ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, - bool clear) +__ieee80211_link_copy_chanctx_to_vlans(struct ieee80211_link_data *link, + bool clear) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; struct ieee80211_local *local __maybe_unused = sdata->local; struct ieee80211_sub_if_data *vlan; struct ieee80211_chanctx_conf *conf; @@ -916,7 +1005,7 @@ __ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, * channel context pointer for a while, possibly pointing * to a channel context that has already been freed. */ - conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(link_conf->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); WARN_ON(!conf); @@ -924,32 +1013,34 @@ __ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, conf = NULL; list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) - rcu_assign_pointer(vlan->vif.bss_conf.chanctx_conf, conf); + rcu_assign_pointer(vlan->vif.link_conf[link_id]->chanctx_conf, + conf); } -void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, - bool clear) +void ieee80211_link_copy_chanctx_to_vlans(struct ieee80211_link_data *link, + bool clear) { - struct ieee80211_local *local = sdata->local; + struct ieee80211_local *local = link->sdata->local; mutex_lock(&local->chanctx_mtx); - __ieee80211_vif_copy_chanctx_to_vlans(sdata, clear); + __ieee80211_link_copy_chanctx_to_vlans(link, clear); mutex_unlock(&local->chanctx_mtx); } -int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata) +int ieee80211_link_unreserve_chanctx(struct ieee80211_link_data *link) { - struct ieee80211_chanctx *ctx = sdata->deflink.reserved_chanctx; + struct ieee80211_sub_if_data *sdata = link->sdata; + struct ieee80211_chanctx *ctx = link->reserved_chanctx; lockdep_assert_held(&sdata->local->chanctx_mtx); if (WARN_ON(!ctx)) return -EINVAL; - list_del(&sdata->reserved_chanctx_list); - sdata->deflink.reserved_chanctx = NULL; + list_del(&link->reserved_chanctx_list); + link->reserved_chanctx = NULL; if (ieee80211_chanctx_refcount(sdata->local, ctx) == 0) { if (ctx->replace_state == IEEE80211_CHANCTX_REPLACES_OTHER) { @@ -974,17 +1065,18 @@ int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata) return 0; } -int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef, - enum ieee80211_chanctx_mode mode, - bool radar_required) +int ieee80211_link_reserve_chanctx(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef, + enum ieee80211_chanctx_mode mode, + bool radar_required) { + struct ieee80211_sub_if_data *sdata = link->sdata; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx *new_ctx, *curr_ctx, *ctx; lockdep_assert_held(&local->chanctx_mtx); - curr_ctx = ieee80211_vif_get_chanctx(sdata); + curr_ctx = ieee80211_link_get_chanctx(link); if (curr_ctx && local->use_chanctx && !local->ops->switch_vif_chanctx) return -ENOTSUPP; @@ -998,11 +1090,11 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, if (!curr_ctx || (curr_ctx->replace_state == IEEE80211_CHANCTX_WILL_BE_REPLACED) || - !list_empty(&curr_ctx->reserved_vifs)) { + !list_empty(&curr_ctx->reserved_links)) { /* - * Another vif already requested this context + * Another link already requested this context * for a reservation. Find another one hoping - * all vifs assigned to it will also switch + * all links assigned to it will also switch * soon enough. * * TODO: This needs a little more work as some @@ -1011,13 +1103,13 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, * provided some channel context juggling was * performed. * - * Consider ctx1..3, vif1..6, each ctx has 2 - * vifs. vif1 and vif2 from ctx1 request new + * Consider ctx1..3, link1..6, each ctx has 2 + * links. link1 and link2 from ctx1 request new * different chandefs starting 2 in-place * reserations with ctx4 and ctx5 replacing - * ctx1 and ctx2 respectively. Next vif5 and - * vif6 from ctx3 reserve ctx4. If vif3 and - * vif4 remain on ctx2 as they are then this + * ctx1 and ctx2 respectively. Next link5 and + * link6 from ctx3 reserve ctx4. If link3 and + * link4 remain on ctx2 as they are then this * fails unless `replace_ctx` from ctx5 is * replaced with ctx3. */ @@ -1027,7 +1119,7 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, IEEE80211_CHANCTX_REPLACE_NONE) continue; - if (!list_empty(&ctx->reserved_vifs)) + if (!list_empty(&ctx->reserved_links)) continue; curr_ctx = ctx; @@ -1042,7 +1134,7 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, if (!curr_ctx || (curr_ctx->replace_state == IEEE80211_CHANCTX_WILL_BE_REPLACED) || - !list_empty(&curr_ctx->reserved_vifs)) + !list_empty(&curr_ctx->reserved_links)) return -EBUSY; new_ctx = ieee80211_alloc_chanctx(local, chandef, mode); @@ -1061,25 +1153,27 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, } } - list_add(&sdata->reserved_chanctx_list, &new_ctx->reserved_vifs); - sdata->deflink.reserved_chanctx = new_ctx; - sdata->deflink.reserved_chandef = *chandef; - sdata->deflink.reserved_radar_required = radar_required; - sdata->deflink.reserved_ready = false; + list_add(&link->reserved_chanctx_list, &new_ctx->reserved_links); + link->reserved_chanctx = new_ctx; + link->reserved_chandef = *chandef; + link->reserved_radar_required = radar_required; + link->reserved_ready = false; return 0; } static void -ieee80211_vif_chanctx_reservation_complete(struct ieee80211_sub_if_data *sdata) +ieee80211_link_chanctx_reservation_complete(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; + switch (sdata->vif.type) { case NL80211_IFTYPE_ADHOC: case NL80211_IFTYPE_AP: case NL80211_IFTYPE_MESH_POINT: case NL80211_IFTYPE_OCB: ieee80211_queue_work(&sdata->local->hw, - &sdata->deflink.csa_finalize_work); + &link->csa_finalize_work); break; case NL80211_IFTYPE_STATION: ieee80211_queue_work(&sdata->local->hw, @@ -1100,23 +1194,28 @@ ieee80211_vif_chanctx_reservation_complete(struct ieee80211_sub_if_data *sdata) } static void -ieee80211_vif_update_chandef(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef) +ieee80211_link_update_chandef(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; struct ieee80211_sub_if_data *vlan; - sdata->vif.bss_conf.chandef = *chandef; + sdata->vif.link_conf[link_id]->chandef = *chandef; if (sdata->vif.type != NL80211_IFTYPE_AP) return; list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) - vlan->vif.bss_conf.chandef = *chandef; + vlan->vif.link_conf[link_id]->chandef = *chandef; } static int -ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) +ieee80211_link_use_reserved_reassign(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; struct ieee80211_local *local = sdata->local; struct ieee80211_vif_chanctx_switch vif_chsw[1] = {}; struct ieee80211_chanctx *old_ctx, *new_ctx; @@ -1127,10 +1226,10 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&local->mtx); lockdep_assert_held(&local->chanctx_mtx); - new_ctx = sdata->deflink.reserved_chanctx; - old_ctx = ieee80211_vif_get_chanctx(sdata); + new_ctx = link->reserved_chanctx; + old_ctx = ieee80211_link_get_chanctx(link); - if (WARN_ON(!sdata->deflink.reserved_ready)) + if (WARN_ON(!link->reserved_ready)) return -EBUSY; if (WARN_ON(!new_ctx)) @@ -1144,23 +1243,24 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) return -EINVAL; chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx, - &sdata->deflink.reserved_chandef); + &link->reserved_chandef); if (WARN_ON(!chandef)) return -EINVAL; - if (sdata->vif.bss_conf.chandef.width != sdata->deflink.reserved_chandef.width) + if (link_conf->chandef.width != link->reserved_chandef.width) changed = BSS_CHANGED_BANDWIDTH; - ieee80211_vif_update_chandef(sdata, &sdata->deflink.reserved_chandef); + ieee80211_link_update_chandef(link, &link->reserved_chandef); ieee80211_change_chanctx(local, new_ctx, old_ctx, chandef); vif_chsw[0].vif = &sdata->vif; vif_chsw[0].old_ctx = &old_ctx->conf; vif_chsw[0].new_ctx = &new_ctx->conf; + vif_chsw[0].link_id = link->link_id; - list_del(&sdata->reserved_chanctx_list); - sdata->deflink.reserved_chanctx = NULL; + list_del(&link->reserved_chanctx_list); + link->reserved_chanctx = NULL; err = drv_switch_vif_chanctx(local, vif_chsw, 1, CHANCTX_SWMODE_REASSIGN_VIF); @@ -1171,11 +1271,11 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) goto out; } - list_move(&sdata->assigned_chanctx_list, &new_ctx->assigned_vifs); - rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, &new_ctx->conf); + list_move(&link->assigned_chanctx_list, &new_ctx->assigned_links); + rcu_assign_pointer(link_conf->chanctx_conf, &new_ctx->conf); if (sdata->vif.type == NL80211_IFTYPE_AP) - __ieee80211_vif_copy_chanctx_to_vlans(sdata, false); + __ieee80211_link_copy_chanctx_to_vlans(link, false); ieee80211_check_fast_xmit_iface(sdata); @@ -1187,25 +1287,27 @@ ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata) ieee80211_recalc_radar_chanctx(local, new_ctx); if (changed) - ieee80211_link_info_change_notify(sdata, 0, changed); + ieee80211_link_info_change_notify(sdata, link_id, changed); out: - ieee80211_vif_chanctx_reservation_complete(sdata); + ieee80211_link_chanctx_reservation_complete(link); return err; } static int -ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata) +ieee80211_link_use_reserved_assign(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx *old_ctx, *new_ctx; const struct cfg80211_chan_def *chandef; int err; - old_ctx = ieee80211_vif_get_chanctx(sdata); - new_ctx = sdata->deflink.reserved_chanctx; + old_ctx = ieee80211_vif_get_chanctx(sdata, link_id); + new_ctx = link->reserved_chanctx; - if (WARN_ON(!sdata->deflink.reserved_ready)) + if (WARN_ON(!link->reserved_ready)) return -EINVAL; if (WARN_ON(old_ctx)) @@ -1219,16 +1321,16 @@ ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata) return -EINVAL; chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx, - &sdata->deflink.reserved_chandef); + &link->reserved_chandef); if (WARN_ON(!chandef)) return -EINVAL; ieee80211_change_chanctx(local, new_ctx, new_ctx, chandef); - list_del(&sdata->reserved_chanctx_list); - sdata->deflink.reserved_chanctx = NULL; + list_del(&link->reserved_chanctx_list); + link->reserved_chanctx = NULL; - err = ieee80211_assign_vif_chanctx(sdata, new_ctx); + err = ieee80211_assign_link_chanctx(link, new_ctx); if (err) { if (ieee80211_chanctx_refcount(local, new_ctx) == 0) ieee80211_free_chanctx(local, new_ctx); @@ -1237,19 +1339,20 @@ ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata) } out: - ieee80211_vif_chanctx_reservation_complete(sdata); + ieee80211_link_chanctx_reservation_complete(link); return err; } static bool -ieee80211_vif_has_in_place_reservation(struct ieee80211_sub_if_data *sdata) +ieee80211_link_has_in_place_reservation(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; struct ieee80211_chanctx *old_ctx, *new_ctx; lockdep_assert_held(&sdata->local->chanctx_mtx); - new_ctx = sdata->deflink.reserved_chanctx; - old_ctx = ieee80211_vif_get_chanctx(sdata); + new_ctx = link->reserved_chanctx; + old_ctx = ieee80211_link_get_chanctx(link); if (!old_ctx) return false; @@ -1289,7 +1392,7 @@ static int ieee80211_chsw_switch_vifs(struct ieee80211_local *local, int n_vifs) { struct ieee80211_vif_chanctx_switch *vif_chsw; - struct ieee80211_sub_if_data *sdata; + struct ieee80211_link_data *link; struct ieee80211_chanctx *ctx, *old_ctx; int i, err; @@ -1310,16 +1413,16 @@ static int ieee80211_chsw_switch_vifs(struct ieee80211_local *local, goto out; } - list_for_each_entry(sdata, &ctx->reserved_vifs, + list_for_each_entry(link, &ctx->reserved_links, reserved_chanctx_list) { - if (!ieee80211_vif_has_in_place_reservation( - sdata)) + if (!ieee80211_link_has_in_place_reservation(link)) continue; - old_ctx = ieee80211_vif_get_chanctx(sdata); - vif_chsw[i].vif = &sdata->vif; + old_ctx = ieee80211_link_get_chanctx(link); + vif_chsw[i].vif = &link->sdata->vif; vif_chsw[i].old_ctx = &old_ctx->conf; vif_chsw[i].new_ctx = &ctx->conf; + vif_chsw[i].link_id = link->link_id; i++; } @@ -1345,7 +1448,7 @@ static int ieee80211_chsw_switch_ctxs(struct ieee80211_local *local) if (ctx->replace_state != IEEE80211_CHANCTX_REPLACES_OTHER) continue; - if (!list_empty(&ctx->replace_ctx->assigned_vifs)) + if (!list_empty(&ctx->replace_ctx->assigned_links)) continue; ieee80211_del_chanctx(local, ctx->replace_ctx); @@ -1362,7 +1465,7 @@ err: if (ctx->replace_state != IEEE80211_CHANCTX_REPLACES_OTHER) continue; - if (!list_empty(&ctx->replace_ctx->assigned_vifs)) + if (!list_empty(&ctx->replace_ctx->assigned_links)) continue; ieee80211_del_chanctx(local, ctx); @@ -1374,7 +1477,6 @@ err: static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) { - struct ieee80211_sub_if_data *sdata, *sdata_tmp; struct ieee80211_chanctx *ctx, *ctx_tmp, *old_ctx; struct ieee80211_chanctx *new_ctx = NULL; int err, n_assigned, n_reserved, n_ready; @@ -1400,6 +1502,8 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) */ list_for_each_entry(ctx, &local->chanctx_list, list) { + struct ieee80211_link_data *link; + if (ctx->replace_state != IEEE80211_CHANCTX_REPLACES_OTHER) continue; @@ -1417,12 +1521,12 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) n_reserved = 0; n_ready = 0; - list_for_each_entry(sdata, &ctx->replace_ctx->assigned_vifs, + list_for_each_entry(link, &ctx->replace_ctx->assigned_links, assigned_chanctx_list) { n_assigned++; - if (sdata->deflink.reserved_chanctx) { + if (link->reserved_chanctx) { n_reserved++; - if (sdata->deflink.reserved_ready) + if (link->reserved_ready) n_ready++; } } @@ -1439,13 +1543,13 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) } ctx->conf.radar_enabled = false; - list_for_each_entry(sdata, &ctx->reserved_vifs, + list_for_each_entry(link, &ctx->reserved_links, reserved_chanctx_list) { - if (ieee80211_vif_has_in_place_reservation(sdata) && - !sdata->deflink.reserved_ready) + if (ieee80211_link_has_in_place_reservation(link) && + !link->reserved_ready) return -EAGAIN; - old_ctx = ieee80211_vif_get_chanctx(sdata); + old_ctx = ieee80211_link_get_chanctx(link); if (old_ctx) { if (old_ctx->replace_state == IEEE80211_CHANCTX_WILL_BE_REPLACED) @@ -1456,7 +1560,7 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) n_vifs_ctxless++; } - if (sdata->deflink.reserved_radar_required) + if (link->reserved_radar_required) ctx->conf.radar_enabled = true; } } @@ -1499,6 +1603,8 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) * context(s). */ list_for_each_entry(ctx, &local->chanctx_list, list) { + struct ieee80211_link_data *link, *link_tmp; + if (ctx->replace_state != IEEE80211_CHANCTX_REPLACES_OTHER) continue; @@ -1507,32 +1613,34 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) goto err; } - list_for_each_entry(sdata, &ctx->reserved_vifs, + list_for_each_entry(link, &ctx->reserved_links, reserved_chanctx_list) { + struct ieee80211_sub_if_data *sdata = link->sdata; + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[link->link_id]; u32 changed = 0; - if (!ieee80211_vif_has_in_place_reservation(sdata)) + if (!ieee80211_link_has_in_place_reservation(link)) continue; - rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, + rcu_assign_pointer(link_conf->chanctx_conf, &ctx->conf); if (sdata->vif.type == NL80211_IFTYPE_AP) - __ieee80211_vif_copy_chanctx_to_vlans(sdata, - false); + __ieee80211_link_copy_chanctx_to_vlans(link, + false); ieee80211_check_fast_xmit_iface(sdata); - sdata->deflink.radar_required = sdata->deflink.reserved_radar_required; + link->radar_required = link->reserved_radar_required; - if (sdata->vif.bss_conf.chandef.width != - sdata->deflink.reserved_chandef.width) + if (link_conf->chandef.width != link->reserved_chandef.width) changed = BSS_CHANGED_BANDWIDTH; - ieee80211_vif_update_chandef(sdata, - &sdata->deflink.reserved_chandef); + ieee80211_link_update_chandef(link, &link->reserved_chandef); if (changed) - ieee80211_link_info_change_notify(sdata, 0, + ieee80211_link_info_change_notify(sdata, + link->link_id, changed); ieee80211_recalc_txpower(sdata, false); @@ -1543,17 +1651,17 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) ieee80211_recalc_radar_chanctx(local, ctx); ieee80211_recalc_chanctx_min_def(local, ctx); - list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs, + list_for_each_entry_safe(link, link_tmp, &ctx->reserved_links, reserved_chanctx_list) { - if (ieee80211_vif_get_chanctx(sdata) != ctx) + if (ieee80211_link_get_chanctx(link) != ctx) continue; - list_del(&sdata->reserved_chanctx_list); - list_move(&sdata->assigned_chanctx_list, - &ctx->assigned_vifs); - sdata->deflink.reserved_chanctx = NULL; + list_del(&link->reserved_chanctx_list); + list_move(&link->assigned_chanctx_list, + &ctx->assigned_links); + link->reserved_chanctx = NULL; - ieee80211_vif_chanctx_reservation_complete(sdata); + ieee80211_link_chanctx_reservation_complete(link); } /* @@ -1563,31 +1671,29 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) * reservation for originally requested interface has already * succeeded at this point. */ - list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs, + list_for_each_entry_safe(link, link_tmp, &ctx->reserved_links, reserved_chanctx_list) { - if (WARN_ON(ieee80211_vif_has_in_place_reservation( - sdata))) + if (WARN_ON(ieee80211_link_has_in_place_reservation(link))) continue; - if (WARN_ON(sdata->deflink.reserved_chanctx != ctx)) + if (WARN_ON(link->reserved_chanctx != ctx)) continue; - if (!sdata->deflink.reserved_ready) + if (!link->reserved_ready) continue; - if (ieee80211_vif_get_chanctx(sdata)) - err = ieee80211_vif_use_reserved_reassign( - sdata); + if (ieee80211_link_get_chanctx(link)) + err = ieee80211_link_use_reserved_reassign(link); else - err = ieee80211_vif_use_reserved_assign(sdata); + err = ieee80211_link_use_reserved_assign(link); if (err) { - sdata_info(sdata, - "failed to finalize (re-)assign reservation (err=%d)\n", - err); - ieee80211_vif_unreserve_chanctx(sdata); + link_info(link, + "failed to finalize (re-)assign reservation (err=%d)\n", + err); + ieee80211_link_unreserve_chanctx(link); cfg80211_stop_iface(local->hw.wiphy, - &sdata->wdev, + &link->sdata->wdev, GFP_KERNEL); } } @@ -1613,21 +1719,26 @@ static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local) err: list_for_each_entry(ctx, &local->chanctx_list, list) { + struct ieee80211_link_data *link, *link_tmp; + if (ctx->replace_state != IEEE80211_CHANCTX_REPLACES_OTHER) continue; - list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs, + list_for_each_entry_safe(link, link_tmp, &ctx->reserved_links, reserved_chanctx_list) { - ieee80211_vif_unreserve_chanctx(sdata); - ieee80211_vif_chanctx_reservation_complete(sdata); + ieee80211_link_unreserve_chanctx(link); + ieee80211_link_chanctx_reservation_complete(link); } } return err; } -static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) +static void __ieee80211_link_release_channel(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *ctx; @@ -1635,38 +1746,38 @@ static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(link_conf->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) return; ctx = container_of(conf, struct ieee80211_chanctx, conf); - if (sdata->deflink.reserved_chanctx) { - if (sdata->deflink.reserved_chanctx->replace_state == - IEEE80211_CHANCTX_REPLACES_OTHER && - ieee80211_chanctx_num_reserved(local, - sdata->deflink.reserved_chanctx) > 1) + if (link->reserved_chanctx) { + if (link->reserved_chanctx->replace_state == IEEE80211_CHANCTX_REPLACES_OTHER && + ieee80211_chanctx_num_reserved(local, link->reserved_chanctx) > 1) use_reserved_switch = true; - ieee80211_vif_unreserve_chanctx(sdata); + ieee80211_link_unreserve_chanctx(link); } - ieee80211_assign_vif_chanctx(sdata, NULL); + ieee80211_assign_link_chanctx(link, NULL); if (ieee80211_chanctx_refcount(local, ctx) == 0) ieee80211_free_chanctx(local, ctx); - sdata->deflink.radar_required = false; + link->radar_required = false; /* Unreserving may ready an in-place reservation. */ if (use_reserved_switch) ieee80211_vif_use_reserved_switch(local); } -int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef, - enum ieee80211_chanctx_mode mode) +int ieee80211_link_use_channel(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef, + enum ieee80211_chanctx_mode mode) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx *ctx; u8 radar_detect_width = 0; @@ -1686,14 +1797,14 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, if (ret > 0) radar_detect_width = BIT(chandef->width); - sdata->deflink.radar_required = ret; + sdata->link[link_id]->radar_required = ret; ret = ieee80211_check_combinations(sdata, chandef, mode, radar_detect_width); if (ret < 0) goto out; - __ieee80211_vif_release_channel(sdata); + __ieee80211_link_release_channel(link); ctx = ieee80211_find_chanctx(local, chandef, mode); if (!ctx) @@ -1703,9 +1814,9 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, goto out; } - ieee80211_vif_update_chandef(sdata, chandef); + ieee80211_link_update_chandef(link, chandef); - ret = ieee80211_assign_vif_chanctx(sdata, ctx); + ret = ieee80211_assign_link_chanctx(link, ctx); if (ret) { /* if assign fails refcount stays the same */ if (ieee80211_chanctx_refcount(local, ctx) == 0) @@ -1717,14 +1828,15 @@ int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, ieee80211_recalc_radar_chanctx(local, ctx); out: if (ret) - sdata->deflink.radar_required = false; + link->radar_required = false; mutex_unlock(&local->chanctx_mtx); return ret; } -int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata) +int ieee80211_link_use_reserved_context(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx *new_ctx; struct ieee80211_chanctx *old_ctx; @@ -1733,8 +1845,8 @@ int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata) lockdep_assert_held(&local->mtx); lockdep_assert_held(&local->chanctx_mtx); - new_ctx = sdata->deflink.reserved_chanctx; - old_ctx = ieee80211_vif_get_chanctx(sdata); + new_ctx = link->reserved_chanctx; + old_ctx = ieee80211_link_get_chanctx(link); if (WARN_ON(!new_ctx)) return -EINVAL; @@ -1743,16 +1855,16 @@ int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata) IEEE80211_CHANCTX_WILL_BE_REPLACED)) return -EINVAL; - if (WARN_ON(sdata->deflink.reserved_ready)) + if (WARN_ON(link->reserved_ready)) return -EINVAL; - sdata->deflink.reserved_ready = true; + link->reserved_ready = true; if (new_ctx->replace_state == IEEE80211_CHANCTX_REPLACE_NONE) { if (old_ctx) - return ieee80211_vif_use_reserved_reassign(sdata); + return ieee80211_link_use_reserved_reassign(link); - return ieee80211_vif_use_reserved_assign(sdata); + return ieee80211_link_use_reserved_assign(link); } /* @@ -1784,10 +1896,13 @@ int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata) return 0; } -int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef, - u32 *changed) +int ieee80211_link_change_bandwidth(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef, + u32 *changed) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *ctx; @@ -1799,18 +1914,18 @@ int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, return -EINVAL; mutex_lock(&local->chanctx_mtx); - if (cfg80211_chandef_identical(chandef, &sdata->vif.bss_conf.chandef)) { + if (cfg80211_chandef_identical(chandef, &link_conf->chandef)) { ret = 0; goto out; } if (chandef->width == NL80211_CHAN_WIDTH_20_NOHT || - sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) { + link_conf->chandef.width == NL80211_CHAN_WIDTH_20_NOHT) { ret = -EINVAL; goto out; } - conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(link_conf->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (!conf) { ret = -EINVAL; @@ -1845,7 +1960,7 @@ int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, break; } - ieee80211_vif_update_chandef(sdata, chandef); + ieee80211_link_update_chandef(link, chandef); ieee80211_recalc_chanctx_chantype(local, ctx); @@ -1856,19 +1971,24 @@ int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, return ret; } -void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata) +void ieee80211_link_release_channel(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; + WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev)); lockdep_assert_held(&sdata->local->mtx); mutex_lock(&sdata->local->chanctx_mtx); - __ieee80211_vif_release_channel(sdata); + __ieee80211_link_release_channel(link); mutex_unlock(&sdata->local->chanctx_mtx); } -void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata) +void ieee80211_link_vlan_copy_chanctx(struct ieee80211_link_data *link) { + struct ieee80211_sub_if_data *sdata = link->sdata; + unsigned int link_id = link->link_id; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; struct ieee80211_local *local = sdata->local; struct ieee80211_sub_if_data *ap; struct ieee80211_chanctx_conf *conf; @@ -1880,9 +2000,9 @@ void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata) mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(ap->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(ap->vif.link_conf[link_id]->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); - rcu_assign_pointer(sdata->vif.bss_conf.chanctx_conf, conf); + rcu_assign_pointer(link_conf->chanctx_conf, conf); mutex_unlock(&local->chanctx_mtx); } diff --git a/net/mac80211/debug.h b/net/mac80211/debug.h index d90a8f9cc3fd..3302e8da0314 100644 --- a/net/mac80211/debug.h +++ b/net/mac80211/debug.h @@ -1,4 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0 */ +/* + * Portions + * Copyright (C) 2022 Intel Corporation + */ #ifndef __MAC80211_DEBUG_H #define __MAC80211_DEBUG_H #include @@ -130,6 +134,16 @@ do { \ #define sdata_dbg(sdata, fmt, ...) \ _sdata_dbg(1, sdata, fmt, ##__VA_ARGS__) +#define link_info(link, fmt, ...) \ + _sdata_info((link)->sdata, "[link %d] " fmt, (link)->link_id, \ + ##__VA_ARGS__) +#define link_err(link, fmt, ...) \ + _sdata_err((link)->sdata, "[link %d] " fmt, (link)->link_id, \ + ##__VA_ARGS__) +#define link_dbg(link, fmt, ...) \ + _sdata_dbg(1, (link)->sdata, "[link %d] " fmt, (link)->link_id, \ + ##__VA_ARGS__) + #define ht_dbg(sdata, fmt, ...) \ _sdata_dbg(MAC80211_HT_DEBUG, \ sdata, fmt, ##__VA_ARGS__) diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 15ab8d00815b..9238283a8237 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -938,6 +938,7 @@ static inline void drv_change_chanctx(struct ieee80211_local *local, static inline int drv_assign_vif_chanctx(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_chanctx *ctx) { int ret = 0; @@ -945,11 +946,12 @@ static inline int drv_assign_vif_chanctx(struct ieee80211_local *local, if (!check_sdata_in_driver(sdata)) return -EIO; - trace_drv_assign_vif_chanctx(local, sdata, ctx); + trace_drv_assign_vif_chanctx(local, sdata, link_id, ctx); if (local->ops->assign_vif_chanctx) { WARN_ON_ONCE(!ctx->driver_present); ret = local->ops->assign_vif_chanctx(&local->hw, &sdata->vif, + link_id, &ctx->conf); } trace_drv_return_int(local, ret); @@ -959,6 +961,7 @@ static inline int drv_assign_vif_chanctx(struct ieee80211_local *local, static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_chanctx *ctx) { might_sleep(); @@ -966,11 +969,12 @@ static inline void drv_unassign_vif_chanctx(struct ieee80211_local *local, if (!check_sdata_in_driver(sdata)) return; - trace_drv_unassign_vif_chanctx(local, sdata, ctx); + trace_drv_unassign_vif_chanctx(local, sdata, link_id, ctx); if (local->ops->unassign_vif_chanctx) { WARN_ON_ONCE(!ctx->driver_present); local->ops->unassign_vif_chanctx(&local->hw, &sdata->vif, + link_id, &ctx->conf); } trace_drv_return_void(local); diff --git a/net/mac80211/eht.c b/net/mac80211/eht.c index 96c9486bf2fe..2d9c6e845ce4 100644 --- a/net/mac80211/eht.c +++ b/net/mac80211/eht.c @@ -71,6 +71,6 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, eht_cap->has_eht = true; - sta->deflink.cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta); - sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta); + sta->deflink.cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta, 0); + sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta, 0); } diff --git a/net/mac80211/he.c b/net/mac80211/he.c index 1a61f7552edd..20448dda8c4d 100644 --- a/net/mac80211/he.c +++ b/net/mac80211/he.c @@ -3,7 +3,7 @@ * HE handling * * Copyright(c) 2017 Intel Deutschland GmbH - * Copyright(c) 2019 - 2020 Intel Corporation + * Copyright(c) 2019 - 2022 Intel Corporation */ #include "ieee80211_i.h" @@ -153,8 +153,8 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, he_cap->has_he = true; - sta->deflink.cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta); - sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta); + sta->deflink.cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta, 0); + sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta, 0); if (sband->band == NL80211_BAND_6GHZ && he_6ghz_capa) ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, sta); diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 3b68e9f4345b..2ca75f2d3023 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -301,8 +301,8 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, radar_required = err; mutex_lock(&local->mtx); - if (ieee80211_vif_use_channel(sdata, &chandef, - ifibss->fixed_channel ? + if (ieee80211_link_use_channel(sdata->link[0], &chandef, + ifibss->fixed_channel ? IEEE80211_CHANCTX_SHARED : IEEE80211_CHANCTX_EXCLUSIVE)) { sdata_info(sdata, "Failed to join IBSS, no channel context\n"); @@ -371,7 +371,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, RCU_INIT_POINTER(ifibss->presp, NULL); kfree_rcu(presp, rcu_head); mutex_lock(&local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); mutex_unlock(&local->mtx); sdata_info(sdata, "Failed to join IBSS, driver failure: %d\n", err); @@ -725,7 +725,7 @@ static void ieee80211_ibss_disconnect(struct ieee80211_sub_if_data *sdata) BSS_CHANGED_IBSS); drv_leave_ibss(local, sdata); mutex_lock(&local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); mutex_unlock(&local->mtx); } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 397b111f006d..92ed1e3c2980 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -787,8 +787,8 @@ struct ieee80211_chanctx { struct list_head list; struct rcu_head rcu_head; - struct list_head assigned_vifs; - struct list_head reserved_vifs; + struct list_head assigned_links; + struct list_head reserved_links; enum ieee80211_chanctx_replace_state replace_state; struct ieee80211_chanctx *replace_ctx; @@ -909,6 +909,12 @@ struct ieee80211_link_data_ap { }; struct ieee80211_link_data { + struct ieee80211_sub_if_data *sdata; + unsigned int link_id; + + struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ + struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ + /* multicast keys only */ struct ieee80211_key __rcu *gtk[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS + @@ -989,9 +995,6 @@ struct ieee80211_sub_if_data { struct ieee80211_tx_queue_params tx_conf[IEEE80211_NUM_ACS]; struct mac80211_qos_map __rcu *qos_map; - struct list_head assigned_chanctx_list; /* protected by chanctx_mtx */ - struct list_head reserved_chanctx_list; /* protected by chanctx_mtx */ - /* used to reconfigure hardware SM PS */ struct work_struct recalc_smps; @@ -2119,8 +2122,10 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_vht_cap *vht_cap_ie, struct sta_info *sta); -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta); -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta); +enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, + unsigned int link_id); +enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, + unsigned int link_id); void ieee80211_sta_set_rx_nss(struct sta_info *sta); enum ieee80211_sta_rx_bandwidth ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); @@ -2470,26 +2475,26 @@ bool ieee80211_chandef_s1g_oper(const struct ieee80211_s1g_oper_ie *oper, u32 ieee80211_chandef_downgrade(struct cfg80211_chan_def *c); int __must_check -ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef, - enum ieee80211_chanctx_mode mode); +ieee80211_link_use_channel(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef, + enum ieee80211_chanctx_mode mode); int __must_check -ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef, - enum ieee80211_chanctx_mode mode, - bool radar_required); +ieee80211_link_reserve_chanctx(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef, + enum ieee80211_chanctx_mode mode, + bool radar_required); int __must_check -ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata); -int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata); +ieee80211_link_use_reserved_context(struct ieee80211_link_data *link); +int ieee80211_link_unreserve_chanctx(struct ieee80211_link_data *link); int __must_check -ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata, - const struct cfg80211_chan_def *chandef, - u32 *changed); -void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata); -void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata); -void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata, - bool clear); +ieee80211_link_change_bandwidth(struct ieee80211_link_data *link, + const struct cfg80211_chan_def *chandef, + u32 *changed); +void ieee80211_link_release_channel(struct ieee80211_link_data *link); +void ieee80211_link_vlan_copy_chanctx(struct ieee80211_link_data *link); +void ieee80211_link_copy_chanctx_to_vlans(struct ieee80211_link_data *link, + bool clear); int ieee80211_chanctx_refcount(struct ieee80211_local *local, struct ieee80211_chanctx *ctx); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 04ee525394e9..1764068a18d1 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -471,7 +471,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do chandef = sdata->vif.bss_conf.chandef; WARN_ON(local->suspended); mutex_lock(&local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); mutex_unlock(&local->mtx); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_ABORTED, @@ -1027,6 +1027,7 @@ static void ieee80211_sdata_init(struct ieee80211_local *local, */ sdata->vif.link_conf[0] = &sdata->vif.bss_conf; sdata->link[0] = &sdata->deflink; + sdata->deflink.sdata = sdata; } int ieee80211_add_virtual_monitor(struct ieee80211_local *local) @@ -1077,8 +1078,8 @@ int ieee80211_add_virtual_monitor(struct ieee80211_local *local) mutex_unlock(&local->iflist_mtx); mutex_lock(&local->mtx); - ret = ieee80211_vif_use_channel(sdata, &local->monitor_chandef, - IEEE80211_CHANCTX_EXCLUSIVE); + ret = ieee80211_link_use_channel(sdata->link[0], &local->monitor_chandef, + IEEE80211_CHANCTX_EXCLUSIVE); mutex_unlock(&local->mtx); if (ret) { mutex_lock(&local->iflist_mtx); @@ -1122,7 +1123,7 @@ void ieee80211_del_virtual_monitor(struct ieee80211_local *local) synchronize_net(); mutex_lock(&local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); mutex_unlock(&local->mtx); drv_remove_interface(local, sdata); @@ -1228,7 +1229,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) case NL80211_IFTYPE_AP_VLAN: /* no need to tell driver, but set carrier and chanctx */ if (sdata->bss->active) { - ieee80211_vif_vlan_copy_chanctx(sdata); + ieee80211_link_vlan_copy_chanctx(sdata->link[0]); netif_carrier_on(dev); ieee80211_set_vif_encap_ops(sdata); } else { @@ -1681,8 +1682,8 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, ieee80211_csa_finalize_work); INIT_WORK(&sdata->deflink.color_change_finalize_work, ieee80211_color_change_finalize_work); - INIT_LIST_HEAD(&sdata->assigned_chanctx_list); - INIT_LIST_HEAD(&sdata->reserved_chanctx_list); + INIT_LIST_HEAD(&sdata->deflink.assigned_chanctx_list); + INIT_LIST_HEAD(&sdata->deflink.reserved_chanctx_list); switch (type) { case NL80211_IFTYPE_P2P_GO: diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 42ba7424589e..a6cb1db50f1d 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2008, 2009 open80211s Ltd. - * Copyright (C) 2019, 2021 Intel Corporation + * Copyright (C) 2019, 2021-2022 Intel Corporation * Author: Luis Carlos Cobo */ #include @@ -464,7 +464,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL)) rate_control_rate_init(sta); else - rate_control_rate_update(local, sband, sta, changed); + rate_control_rate_update(local, sband, sta, 0, changed); out: spin_unlock_bh(&sta->mesh->plink_lock); } diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index e172bdfe9b0a..ca9e0d83e2a4 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -479,7 +479,7 @@ static int ieee80211_config_bw(struct ieee80211_sub_if_data *sdata, return -EINVAL; } - ret = ieee80211_vif_change_bandwidth(sdata, &chandef, changed); + ret = ieee80211_link_change_bandwidth(&sdata->deflink, &chandef, changed); if (ret) { sdata_info(sdata, @@ -1248,7 +1248,7 @@ static void ieee80211_chswitch_work(struct work_struct *work) if (sdata->deflink.reserved_ready) goto out; - ret = ieee80211_vif_use_reserved_context(sdata); + ret = ieee80211_link_use_reserved_context(&sdata->deflink); if (ret) { sdata_info(sdata, "failed to use reserved channel context, disconnecting (err=%d)\n", @@ -1354,7 +1354,7 @@ ieee80211_sta_abort_chanswitch(struct ieee80211_sub_if_data *sdata) mutex_lock(&local->mtx); mutex_lock(&local->chanctx_mtx); - ieee80211_vif_unreserve_chanctx(sdata); + ieee80211_link_unreserve_chanctx(&sdata->deflink); mutex_unlock(&local->chanctx_mtx); if (sdata->deflink.csa_block_tx) @@ -1496,8 +1496,8 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, goto drop_connection; } - res = ieee80211_vif_reserve_chanctx(sdata, &csa_ie.chandef, - chanctx->mode, false); + res = ieee80211_link_reserve_chanctx(&sdata->deflink, &csa_ie.chandef, + chanctx->mode, false); if (res) { sdata_info(sdata, "failed to reserve channel context for channel switch, disconnecting (err=%d)\n", @@ -1942,7 +1942,7 @@ void ieee80211_dfs_cac_timer_work(struct work_struct *work) mutex_lock(&sdata->local->mtx); if (sdata->wdev.cac_started) { - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(&sdata->deflink); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_FINISHED, GFP_KERNEL); @@ -2483,7 +2483,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, ifmgd->flags = 0; mutex_lock(&local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(&sdata->deflink); sdata->vif.bss_conf.csa_active = false; sdata->deflink.u.mgd.csa_waiting_bcn = false; @@ -2923,7 +2923,7 @@ static void ieee80211_destroy_auth_data(struct ieee80211_sub_if_data *sdata, ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; mutex_lock(&sdata->local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(&sdata->deflink); mutex_unlock(&sdata->local->mtx); } @@ -2954,7 +2954,7 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, sdata->vif.bss_conf.mu_mimo_owner = false; mutex_lock(&sdata->local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(&sdata->deflink); mutex_unlock(&sdata->local->mtx); if (abandon) @@ -5497,8 +5497,8 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, * on incompatible channels, e.g. 80+80 and 160 sharing the * same control channel) try to use a smaller bandwidth. */ - ret = ieee80211_vif_use_channel(sdata, &chandef, - IEEE80211_CHANCTX_SHARED); + ret = ieee80211_link_use_channel(&sdata->deflink, &chandef, + IEEE80211_CHANCTX_SHARED); /* don't downgrade for 5 and 10 MHz channels, though. */ if (chandef.width == NL80211_CHAN_WIDTH_5 || @@ -5507,8 +5507,8 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata, while (ret && chandef.width != NL80211_CHAN_WIDTH_20_NOHT) { ifmgd->flags |= ieee80211_chandef_downgrade(&chandef); - ret = ieee80211_vif_use_channel(sdata, &chandef, - IEEE80211_CHANCTX_SHARED); + ret = ieee80211_link_use_channel(&sdata->deflink, &chandef, + IEEE80211_CHANCTX_SHARED); } out: mutex_unlock(&local->mtx); @@ -5868,7 +5868,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_BSSID); ifmgd->auth_data = NULL; mutex_lock(&sdata->local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(&sdata->deflink); mutex_unlock(&sdata->local->mtx); kfree(auth_data); return err; diff --git a/net/mac80211/ocb.c b/net/mac80211/ocb.c index ab2658ad73ce..468c741a9aeb 100644 --- a/net/mac80211/ocb.c +++ b/net/mac80211/ocb.c @@ -186,8 +186,8 @@ int ieee80211_ocb_join(struct ieee80211_sub_if_data *sdata, sdata->deflink.needed_rx_chains = sdata->local->rx_chains; mutex_lock(&sdata->local->mtx); - err = ieee80211_vif_use_channel(sdata, &setup->chandef, - IEEE80211_CHANCTX_SHARED); + err = ieee80211_link_use_channel(sdata->link[0], &setup->chandef, + IEEE80211_CHANCTX_SHARED); mutex_unlock(&sdata->local->mtx); if (err) return err; @@ -229,7 +229,7 @@ int ieee80211_ocb_leave(struct ieee80211_sub_if_data *sdata) ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_OCB); mutex_lock(&sdata->local->mtx); - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); mutex_unlock(&sdata->local->mtx); skb_queue_purge(&sdata->skb_queue); diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index f22381127948..b268088585eb 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -90,14 +90,17 @@ void rate_control_tx_status(struct ieee80211_local *local, } void rate_control_rate_update(struct ieee80211_local *local, - struct ieee80211_supported_band *sband, - struct sta_info *sta, u32 changed) + struct ieee80211_supported_band *sband, + struct sta_info *sta, unsigned int link_id, + u32 changed) { struct rate_control_ref *ref = local->rate_ctrl; struct ieee80211_sta *ista = &sta->sta; void *priv_sta = sta->rate_ctrl_priv; struct ieee80211_chanctx_conf *chanctx_conf; + WARN_ON(link_id != 0); + if (ref && ref->ops->rate_update) { rcu_read_lock(); @@ -113,6 +116,7 @@ void rate_control_rate_update(struct ieee80211_local *local, spin_unlock_bh(&sta->rate_ctrl_lock); rcu_read_unlock(); } + drv_sta_rc_update(local, sta->sdata, &sta->sta, changed); } diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h index 79b44d3db171..fbc8bdb54c43 100644 --- a/net/mac80211/rate.h +++ b/net/mac80211/rate.h @@ -3,6 +3,7 @@ * Copyright 2002-2005, Instant802 Networks, Inc. * Copyright 2005, Devicescape Software, Inc. * Copyright (c) 2006 Jiri Benc + * Copyright (C) 2022 Intel Corporation */ #ifndef IEEE80211_RATE_H @@ -31,8 +32,10 @@ void rate_control_tx_status(struct ieee80211_local *local, void rate_control_rate_init(struct sta_info *sta); void rate_control_rate_update(struct ieee80211_local *local, - struct ieee80211_supported_band *sband, - struct sta_info *sta, u32 changed); + struct ieee80211_supported_band *sband, + struct sta_info *sta, + unsigned int link_id, + u32 changed); static inline void *rate_control_alloc_sta(struct rate_control_ref *ref, struct sta_info *sta, gfp_t gfp) diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 21e7424f261a..1774d0f9feaa 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -3369,7 +3369,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) sband = rx->local->hw.wiphy->bands[status->band]; - rate_control_rate_update(local, sband, rx->sta, + rate_control_rate_update(local, sband, rx->sta, 0, IEEE80211_RC_SMPS_CHANGED); cfg80211_sta_opmode_change_notify(sdata->dev, rx->sta->addr, @@ -3391,11 +3391,11 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) if (chanwidth == IEEE80211_HT_CHANWIDTH_20MHZ) max_bw = IEEE80211_STA_RX_BW_20; else - max_bw = ieee80211_sta_cap_rx_bw(rx->sta); + max_bw = ieee80211_sta_cap_rx_bw(rx->sta, 0); /* set cur_max_bandwidth and recalc sta bw */ rx->sta->deflink.cur_max_bandwidth = max_bw; - new_bw = ieee80211_sta_cur_vht_bw(rx->sta); + new_bw = ieee80211_sta_cur_vht_bw(rx->sta, 0); if (rx->sta->sta.deflink.bandwidth == new_bw) goto handled; @@ -3406,7 +3406,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) ieee80211_sta_rx_bw_to_chan_width(rx->sta); sta_opmode.changed = STA_OPMODE_MAX_BW_CHANGED; - rate_control_rate_update(local, sband, rx->sta, + rate_control_rate_update(local, sband, rx->sta, 0, IEEE80211_RC_BW_CHANGED); cfg80211_sta_opmode_change_notify(sdata->dev, rx->sta->addr, diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 11a3b950b490..86a13ef31ef1 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -1268,10 +1268,10 @@ static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata, enum ieee80211_sta_rx_bandwidth bw; bw = ieee80211_chan_width_to_rx_bw(conf->def.width); - bw = min(bw, ieee80211_sta_cap_rx_bw(sta)); + bw = min(bw, ieee80211_sta_cap_rx_bw(sta, 0)); if (bw != sta->sta.deflink.bandwidth) { sta->sta.deflink.bandwidth = bw; - rate_control_rate_update(local, sband, sta, + rate_control_rate_update(local, sband, sta, 0, IEEE80211_RC_BW_CHANGED); /* * if a TDLS peer BW was updated, we need to diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 9417378b4fc0..2f325eaf4576 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -1625,6 +1625,7 @@ struct trace_chandef_entry { struct trace_switch_entry { struct trace_vif_entry vif; + unsigned int link_id; struct trace_chandef_entry old_chandef; struct trace_chandef_entry new_chandef; } __packed; @@ -1664,6 +1665,7 @@ TRACE_EVENT(drv_switch_vif_chanctx, SWITCH_ENTRY_ASSIGN(vif.vif_type, vif->type); SWITCH_ENTRY_ASSIGN(vif.p2p, vif->p2p); + SWITCH_ENTRY_ASSIGN(link_id, link_id); strncpy(local_vifs[i].vif.vif_name, sdata->name, sizeof(local_vifs[i].vif.vif_name)); @@ -1704,40 +1706,45 @@ TRACE_EVENT(drv_switch_vif_chanctx, DECLARE_EVENT_CLASS(local_sdata_chanctx, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_chanctx *ctx), - TP_ARGS(local, sdata, ctx), + TP_ARGS(local, sdata, link_id, ctx), TP_STRUCT__entry( LOCAL_ENTRY VIF_ENTRY CHANCTX_ENTRY + __field(unsigned int, link_id) ), TP_fast_assign( LOCAL_ASSIGN; VIF_ASSIGN; CHANCTX_ASSIGN; + __entry->link_id = link_id; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT CHANCTX_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG, CHANCTX_PR_ARG + LOCAL_PR_FMT VIF_PR_FMT " link_id:%d" CHANCTX_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG, __entry->link_id, CHANCTX_PR_ARG ) ); DEFINE_EVENT(local_sdata_chanctx, drv_assign_vif_chanctx, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_chanctx *ctx), - TP_ARGS(local, sdata, ctx) + TP_ARGS(local, sdata, link_id, ctx) ); DEFINE_EVENT(local_sdata_chanctx, drv_unassign_vif_chanctx, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_chanctx *ctx), - TP_ARGS(local, sdata, ctx) + TP_ARGS(local, sdata, link_id, ctx) ); TRACE_EVENT(drv_start_ap, diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 2a279dc3e457..4ec96170a679 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2255,7 +2255,8 @@ static void ieee80211_handle_reconfig_failure(struct ieee80211_local *local) } static void ieee80211_assign_chanctx(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata) + struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { struct ieee80211_chanctx_conf *conf; struct ieee80211_chanctx *ctx; @@ -2264,11 +2265,11 @@ static void ieee80211_assign_chanctx(struct ieee80211_local *local, return; mutex_lock(&local->chanctx_mtx); - conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + conf = rcu_dereference_protected(sdata->vif.link_conf[link_id]->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); if (conf) { ctx = container_of(conf, struct ieee80211_chanctx, conf); - drv_assign_vif_chanctx(local, sdata, ctx); + drv_assign_vif_chanctx(local, sdata, link_id, ctx); } mutex_unlock(&local->chanctx_mtx); } @@ -2474,7 +2475,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) sdata = wiphy_dereference(local->hw.wiphy, local->monitor_sdata); if (sdata && ieee80211_sdata_running(sdata)) - ieee80211_assign_chanctx(local, sdata); + ieee80211_assign_chanctx(local, sdata, 0); } /* reconfigure hardware */ @@ -2484,12 +2485,16 @@ int ieee80211_reconfig(struct ieee80211_local *local) /* Finally also reconfigure all the BSS information */ list_for_each_entry(sdata, &local->interfaces, list) { + unsigned int link; u32 changed; if (!ieee80211_sdata_running(sdata)) continue; - ieee80211_assign_chanctx(local, sdata); + for (link = 0; link < ARRAY_SIZE(sdata->vif.link_conf); link++) { + if (sdata->vif.link_conf[link]) + ieee80211_assign_chanctx(local, sdata, link); + } switch (sdata->vif.type) { case NL80211_IFTYPE_AP_VLAN: @@ -3975,7 +3980,7 @@ void ieee80211_dfs_cac_cancel(struct ieee80211_local *local) if (sdata->wdev.cac_started) { chandef = sdata->vif.bss_conf.chandef; - ieee80211_vif_release_channel(sdata); + ieee80211_link_release_channel(sdata->link[0]); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_ABORTED, @@ -4401,7 +4406,7 @@ void ieee80211_recalc_dtim(struct ieee80211_local *local, static u8 ieee80211_chanctx_radar_detect(struct ieee80211_local *local, struct ieee80211_chanctx *ctx) { - struct ieee80211_sub_if_data *sdata; + struct ieee80211_link_data *link; u8 radar_detect = 0; lockdep_assert_held(&local->chanctx_mtx); @@ -4409,20 +4414,26 @@ static u8 ieee80211_chanctx_radar_detect(struct ieee80211_local *local, if (WARN_ON(ctx->replace_state == IEEE80211_CHANCTX_WILL_BE_REPLACED)) return 0; - list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list) - if (sdata->deflink.reserved_radar_required) - radar_detect |= BIT(sdata->deflink.reserved_chandef.width); + list_for_each_entry(link, &ctx->reserved_links, reserved_chanctx_list) + if (link->reserved_radar_required) + radar_detect |= BIT(link->reserved_chandef.width); /* * An in-place reservation context should not have any assigned vifs * until it replaces the other context. */ WARN_ON(ctx->replace_state == IEEE80211_CHANCTX_REPLACES_OTHER && - !list_empty(&ctx->assigned_vifs)); + !list_empty(&ctx->assigned_links)); + + list_for_each_entry(link, &ctx->assigned_links, assigned_chanctx_list) { + struct ieee80211_sub_if_data *sdata = link->sdata; - list_for_each_entry(sdata, &ctx->assigned_vifs, assigned_chanctx_list) - if (sdata->deflink.radar_required) - radar_detect |= BIT(sdata->vif.bss_conf.chandef.width); + if (!link->radar_required) + continue; + + radar_detect |= + BIT(sdata->vif.link_conf[link->link_id]->chandef.width); + } return radar_detect; } diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index 7daca8352deb..27d260be9123 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -313,7 +313,7 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_160; } - sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta); + sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta, 0); switch (vht_cap->cap & IEEE80211_VHT_CAP_MAX_MPDU_MASK) { case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: @@ -330,19 +330,21 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, } /* FIXME: move this to some better location - parses HE/EHT now */ -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta) +enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, + unsigned int link_id) { - struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.deflink.vht_cap; - struct ieee80211_sta_he_cap *he_cap = &sta->sta.deflink.he_cap; - struct ieee80211_sta_eht_cap *eht_cap = &sta->sta.deflink.eht_cap; + struct ieee80211_bss_conf *link_conf = sta->sdata->vif.link_conf[link_id]; + struct ieee80211_link_sta *link_sta = sta->sta.link[link_id]; + struct ieee80211_sta_vht_cap *vht_cap = &link_sta->vht_cap; + struct ieee80211_sta_he_cap *he_cap = &link_sta->he_cap; + struct ieee80211_sta_eht_cap *eht_cap = &link_sta->eht_cap; u32 cap_width; if (he_cap->has_he) { u8 info; if (eht_cap->has_eht && - sta->sdata->vif.bss_conf.chandef.chan->band == - NL80211_BAND_6GHZ) { + link_conf->chandef.chan->band == NL80211_BAND_6GHZ) { info = eht_cap->eht_cap_elem.phy_cap_info[0]; if (info & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) @@ -351,8 +353,7 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta) info = he_cap->he_cap_elem.phy_cap_info[0]; - if (sta->sdata->vif.bss_conf.chandef.chan->band == - NL80211_BAND_2GHZ) { + if (link_conf->chandef.chan->band == NL80211_BAND_2GHZ) { if (info & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G) return IEEE80211_STA_RX_BW_40; else @@ -369,7 +370,7 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta) } if (!vht_cap->vht_supported) - return sta->sta.deflink.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? + return link_sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20; @@ -466,14 +467,15 @@ ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width) } /* FIXME: rename/move - this deals with everything not just VHT */ -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta) +enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, + unsigned int link_id) { - struct ieee80211_sub_if_data *sdata = sta->sdata; + struct ieee80211_bss_conf *link_conf = sta->sdata->vif.link_conf[link_id]; + enum nl80211_chan_width bss_width = link_conf->chandef.width; enum ieee80211_sta_rx_bandwidth bw; - enum nl80211_chan_width bss_width = sdata->vif.bss_conf.chandef.width; - bw = ieee80211_sta_cap_rx_bw(sta); - bw = min(bw, sta->deflink.cur_max_bandwidth); + bw = ieee80211_sta_cap_rx_bw(sta, link_id); + bw = min(bw, sta->link[link_id]->cur_max_bandwidth); /* Don't consider AP's bandwidth for TDLS peers, section 11.23.1 of * IEEE80211-2016 specification makes higher bandwidth operation @@ -629,7 +631,7 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, break; } - new_bw = ieee80211_sta_cur_vht_bw(sta); + new_bw = ieee80211_sta_cur_vht_bw(sta, 0); if (new_bw != sta->sta.deflink.bandwidth) { sta->sta.deflink.bandwidth = new_bw; sta_opmode.bw = ieee80211_sta_rx_bw_to_chan_width(sta); @@ -692,7 +694,7 @@ void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, if (changed > 0) { ieee80211_recalc_min_chandef(sdata); - rate_control_rate_update(local, sband, sta, changed); + rate_control_rate_update(local, sband, sta, 0, changed); } } -- cgit v1.2.3 From 2a5ccbeec0f226c3a1099aac74069d89ea119e01 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 21:28:31 +0200 Subject: wifi: mac80211: remove sta_info_tx_streams() The function is unused since commit 52b4810bed83 ("mac80211: Remove support for changing AP SMPS mode") so we can just remove it. Signed-off-by: Johannes Berg --- net/mac80211/sta_info.c | 35 ----------------------------------- net/mac80211/sta_info.h | 1 - 2 files changed, 36 deletions(-) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 9a70d846d0dd..6f6d83def8b8 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -2093,41 +2093,6 @@ int sta_info_move_state(struct sta_info *sta, return 0; } -u8 sta_info_tx_streams(struct sta_info *sta) -{ - struct ieee80211_sta_ht_cap *ht_cap = &sta->sta.deflink.ht_cap; - u8 rx_streams; - - if (!sta->sta.deflink.ht_cap.ht_supported) - return 1; - - if (sta->sta.deflink.vht_cap.vht_supported) { - int i; - u16 tx_mcs_map = - le16_to_cpu(sta->sta.deflink.vht_cap.vht_mcs.tx_mcs_map); - - for (i = 7; i >= 0; i--) - if ((tx_mcs_map & (0x3 << (i * 2))) != - IEEE80211_VHT_MCS_NOT_SUPPORTED) - return i + 1; - } - - if (ht_cap->mcs.rx_mask[3]) - rx_streams = 4; - else if (ht_cap->mcs.rx_mask[2]) - rx_streams = 3; - else if (ht_cap->mcs.rx_mask[1]) - rx_streams = 2; - else - rx_streams = 1; - - if (!(ht_cap->mcs.tx_params & IEEE80211_HT_MCS_TX_RX_DIFF)) - return rx_streams; - - return ((ht_cap->mcs.tx_params & IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK) - >> IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT) + 1; -} - static struct ieee80211_sta_rx_stats * sta_get_last_rx_stats(struct sta_info *sta) { diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index aa6950aa49a9..134a7dad0ac4 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -891,7 +891,6 @@ u32 sta_get_expected_throughput(struct sta_info *sta); void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata, unsigned long exp_time); -u8 sta_info_tx_streams(struct sta_info *sta); void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta); void ieee80211_sta_ps_deliver_poll_response(struct sta_info *sta); -- cgit v1.2.3 From 246b39e4a1ba5ad77edfb2f28d147abc5e2bb0a7 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 21:31:37 +0200 Subject: wifi: mac80211: refactor some sta_info link handling Refactor the code a bit to initialize a link belonging to a station, and (later) free all allocated links. Signed-off-by: Johannes Berg --- net/mac80211/sta_info.c | 79 +++++++++++++++++++++++++++++++++++-------------- 1 file changed, 56 insertions(+), 23 deletions(-) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 6f6d83def8b8..f20ce7bbcb39 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -245,6 +245,20 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata, return NULL; } +static void sta_info_free_links(struct sta_info *sta) +{ + unsigned int link_id; + + for (link_id = 0; link_id < ARRAY_SIZE(sta->link); link_id++) { + if (!sta->link[link_id]) + continue; + free_percpu(sta->link[link_id]->pcpu_rx_stats); + + if (sta->link[link_id] != &sta->deflink) + kfree(sta->link[link_id]); + } +} + /** * sta_info_free - free STA * @@ -287,7 +301,8 @@ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) #ifdef CONFIG_MAC80211_MESH kfree(sta->mesh); #endif - free_percpu(sta->deflink.pcpu_rx_stats); + + sta_info_free_links(sta); kfree(sta); } @@ -333,6 +348,40 @@ static int sta_prepare_rate_control(struct ieee80211_local *local, return 0; } +static int sta_info_init_link(struct sta_info *sta, + unsigned int link_id, + struct link_sta_info *link_info, + struct ieee80211_link_sta *link_sta, + gfp_t gfp) +{ + struct ieee80211_local *local = sta->local; + struct ieee80211_hw *hw = &local->hw; + int i; + + link_info->sta = sta; + link_info->link_id = link_id; + + if (ieee80211_hw_check(hw, USES_RSS)) { + link_info->pcpu_rx_stats = + alloc_percpu_gfp(struct ieee80211_sta_rx_stats, gfp); + if (!link_info->pcpu_rx_stats) + return -ENOMEM; + } + + sta->link[link_id] = link_info; + sta->sta.link[link_id] = link_sta; + + link_info->rx_stats.last_rx = jiffies; + u64_stats_init(&link_info->rx_stats.syncp); + + ewma_signal_init(&link_info->rx_stats_avg.signal); + ewma_avg_signal_init(&link_info->status_stats.avg_ack_signal); + for (i = 0; i < ARRAY_SIZE(link_info->rx_stats_avg.chain_signal); i++) + ewma_signal_init(&link_info->rx_stats_avg.chain_signal[i]); + + return 0; +} + struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, const u8 *addr, gfp_t gfp) { @@ -345,12 +394,11 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, if (!sta) return NULL; - if (ieee80211_hw_check(hw, USES_RSS)) { - sta->deflink.pcpu_rx_stats = - alloc_percpu_gfp(struct ieee80211_sta_rx_stats, gfp); - if (!sta->deflink.pcpu_rx_stats) - goto free; - } + sta->local = local; + sta->sdata = sdata; + + if (sta_info_init_link(sta, 0, &sta->deflink, &sta->sta.deflink, gfp)) + return NULL; spin_lock_init(&sta->lock); spin_lock_init(&sta->ps_lock); @@ -378,12 +426,6 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, /* TODO link specific alloc and assignments for MLO Link STA */ - /* For non MLO STA, link info can be accessed either via deflink - * or link[0] - */ - sta->link[0] = &sta->deflink; - sta->sta.link[0] = &sta->sta.deflink; - /* Extended Key ID needs to install keys for keyid 0 and 1 Rx-only. * The Tx path starts to use a key as soon as the key slot ptk_idx * references to is not NULL. To not use the initial Rx-only key @@ -393,11 +435,6 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, BUILD_BUG_ON(ARRAY_SIZE(sta->ptk) <= INVALID_PTK_KEYIDX); sta->ptk_idx = INVALID_PTK_KEYIDX; - sta->local = local; - sta->sdata = sdata; - sta->deflink.rx_stats.last_rx = jiffies; - - u64_stats_init(&sta->deflink.rx_stats.syncp); ieee80211_init_frag_cache(&sta->frags); @@ -407,10 +444,6 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, sta->reserved_tid = IEEE80211_TID_UNRESERVED; sta->last_connected = ktime_get_seconds(); - ewma_signal_init(&sta->deflink.rx_stats_avg.signal); - ewma_avg_signal_init(&sta->deflink.status_stats.avg_ack_signal); - for (i = 0; i < ARRAY_SIZE(sta->deflink.rx_stats_avg.chain_signal); i++) - ewma_signal_init(&sta->deflink.rx_stats_avg.chain_signal[i]); if (local->ops->wake_tx_queue) { void *txq_data; @@ -532,7 +565,7 @@ free_txq: if (sta->sta.txq[0]) kfree(to_txq_info(sta->sta.txq[0])); free: - free_percpu(sta->deflink.pcpu_rx_stats); + sta_info_free_links(sta); #ifdef CONFIG_MAC80211_MESH kfree(sta->mesh); #endif -- cgit v1.2.3 From ec7a04073d3b31c03a9ad00e0709ffd78b5cfd1b Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 22:36:30 +0200 Subject: wifi: mac80211: use IEEE80211_MLD_MAX_NUM_LINKS Remove MAX_STA_LINKS and use IEEE80211_MLD_MAX_NUM_LINKS instead to unify between the station and other data structures. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 4 +--- net/mac80211/sta_info.h | 2 +- 2 files changed, 2 insertions(+), 4 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 4dc51c52dd28..902a10ee50f2 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2061,8 +2061,6 @@ struct ieee80211_sta_txpwr { enum nl80211_tx_power_setting type; }; -#define MAX_STA_LINKS 15 - /** * struct ieee80211_link_sta - station Link specific info * All link specific info for a STA link for a non MLD STA(single) @@ -2190,7 +2188,7 @@ struct ieee80211_sta { bool multi_link_sta; struct ieee80211_link_sta deflink; - struct ieee80211_link_sta *link[MAX_STA_LINKS]; + struct ieee80211_link_sta *link[IEEE80211_MLD_MAX_NUM_LINKS]; /* must be last */ u8 drv_priv[] __aligned(sizeof(void *)); diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 134a7dad0ac4..2ff3d5fd0cbf 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -710,7 +710,7 @@ struct sta_info { bool multi_link_sta; struct link_sta_info deflink; - struct link_sta_info *link[MAX_STA_LINKS]; + struct link_sta_info *link[IEEE80211_MLD_MAX_NUM_LINKS]; /* keep last! */ struct ieee80211_sta sta; -- cgit v1.2.3 From 762623a6a422198c6b39ea099cc8f80bae1767e9 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 22:52:14 +0200 Subject: wifi: mac80211: validate some driver features for MLO If MLO is enabled by the driver then validate a set of capabilities that mac80211 will initially not support in MLO. This might change if features are implemented. Signed-off-by: Johannes Berg --- net/mac80211/main.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 5c71b522013f..0eaa1f48efa7 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -955,6 +955,48 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) (!local->ops->start_nan || !local->ops->stop_nan))) return -EINVAL; + if (hw->wiphy->flags & WIPHY_FLAG_SUPPORTS_MLO) { + /* + * For drivers capable of doing MLO, assume modern driver + * or firmware facilities, so software doesn't have to do + * as much, e.g. monitoring beacons would be hard if we + * might not even know which link is active at which time. + */ + if (WARN_ON(!local->use_chanctx)) + return -EINVAL; + + if (WARN_ON(!local->ops->link_info_changed)) + return -EINVAL; + + if (WARN_ON(!ieee80211_hw_check(hw, HAS_RATE_CONTROL))) + return -EINVAL; + + if (WARN_ON(!ieee80211_hw_check(hw, AMPDU_AGGREGATION))) + return -EINVAL; + + if (WARN_ON(ieee80211_hw_check(hw, HOST_BROADCAST_PS_BUFFERING))) + return -EINVAL; + + if (WARN_ON(ieee80211_hw_check(hw, SUPPORTS_PS) && + !ieee80211_hw_check(hw, SUPPORTS_DYNAMIC_PS))) + return -EINVAL; + + if (WARN_ON(!ieee80211_hw_check(hw, MFP_CAPABLE))) + return -EINVAL; + + if (WARN_ON(!ieee80211_hw_check(hw, CONNECTION_MONITOR))) + return -EINVAL; + + if (WARN_ON(ieee80211_hw_check(hw, NEED_DTIM_BEFORE_ASSOC))) + return -EINVAL; + + if (WARN_ON(ieee80211_hw_check(hw, TIMING_BEACON_ONLY))) + return -EINVAL; + + if (WARN_ON(!ieee80211_hw_check(hw, AP_LINK_PS))) + return -EINVAL; + } + #ifdef CONFIG_PM if (hw->wiphy->wowlan && (!local->ops->suspend || !local->ops->resume)) return -EINVAL; -- cgit v1.2.3 From 4b41b2ef9e0d044528062eddbf34589da95c01bc Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 23:01:50 +0200 Subject: wifi: mac80211: refactor some link setup code We don't need to setup lists and work structs every time we switch the interface type, factor that out into a new ieee80211_link_init() function and use it. Signed-off-by: Johannes Berg --- net/mac80211/iface.c | 33 ++++++++++++++++++++++----------- 1 file changed, 22 insertions(+), 11 deletions(-) diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 1764068a18d1..fa684d76a169 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1012,6 +1012,27 @@ static void ieee80211_set_default_queues(struct ieee80211_sub_if_data *sdata) sdata->vif.cab_queue = IEEE80211_INVAL_HW_QUEUE; } +static void ieee80211_link_init(struct ieee80211_sub_if_data *sdata, + unsigned int link_id, + struct ieee80211_link_data *link, + struct ieee80211_bss_conf *link_conf) +{ + sdata->vif.link_conf[link_id] = link_conf; + sdata->link[link_id] = link; + + link->sdata = sdata; + link->link_id = link_id; + + INIT_WORK(&link->csa_finalize_work, + ieee80211_csa_finalize_work); + INIT_WORK(&link->color_change_finalize_work, + ieee80211_color_change_finalize_work); + INIT_LIST_HEAD(&link->assigned_chanctx_list); + INIT_LIST_HEAD(&link->reserved_chanctx_list); + INIT_DELAYED_WORK(&link->dfs_cac_timer_work, + ieee80211_dfs_cac_timer_work); +} + static void ieee80211_sdata_init(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata) { @@ -1025,9 +1046,7 @@ static void ieee80211_sdata_init(struct ieee80211_local *local, * Note that we never change this, so if link ID 0 isn't used in an * MLD connection, we get a separate allocation for it. */ - sdata->vif.link_conf[0] = &sdata->vif.bss_conf; - sdata->link[0] = &sdata->deflink; - sdata->deflink.sdata = sdata; + ieee80211_link_init(sdata, 0, &sdata->deflink, &sdata->vif.bss_conf); } int ieee80211_add_virtual_monitor(struct ieee80211_local *local) @@ -1678,12 +1697,6 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, skb_queue_head_init(&sdata->status_queue); INIT_WORK(&sdata->work, ieee80211_iface_work); INIT_WORK(&sdata->recalc_smps, ieee80211_recalc_smps_work); - INIT_WORK(&sdata->deflink.csa_finalize_work, - ieee80211_csa_finalize_work); - INIT_WORK(&sdata->deflink.color_change_finalize_work, - ieee80211_color_change_finalize_work); - INIT_LIST_HEAD(&sdata->deflink.assigned_chanctx_list); - INIT_LIST_HEAD(&sdata->deflink.reserved_chanctx_list); switch (type) { case NL80211_IFTYPE_P2P_GO: @@ -2100,8 +2113,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, INIT_LIST_HEAD(&sdata->key_list); - INIT_DELAYED_WORK(&sdata->deflink.dfs_cac_timer_work, - ieee80211_dfs_cac_timer_work); INIT_DELAYED_WORK(&sdata->dec_tailroom_needed_wk, ieee80211_delayed_tailroom_dec); -- cgit v1.2.3 From afe0d181905ed03c2379fcb81d423704f59f8788 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 23:22:19 +0200 Subject: wifi: mac80211: add link_id to vht.c code for MLO Update the code in vht.c and add the link_id parameter where necessary. Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 2 +- include/net/mac80211.h | 3 +- net/mac80211/cfg.c | 5 +- net/mac80211/ibss.c | 2 +- net/mac80211/ieee80211_i.h | 18 ++-- net/mac80211/iface.c | 6 +- net/mac80211/mesh_plink.c | 2 +- net/mac80211/mlme.c | 6 +- net/mac80211/rate.c | 2 +- net/mac80211/rx.c | 2 +- net/mac80211/tdls.c | 2 +- net/mac80211/vht.c | 122 ++++++++++++---------- 12 files changed, 92 insertions(+), 80 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 5d3cedc146be..2539dc5aaa3f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1776,7 +1776,7 @@ static void iwl_mvm_mu_mimo_iface_iterator(void *_data, u8 *mac, * the data received from firmware as if it came from the * action frame, so no conversion is needed. */ - ieee80211_update_mu_groups(vif, + ieee80211_update_mu_groups(vif, 0, (u8 *)¬if->membership_status, (u8 *)¬if->user_position); } diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 902a10ee50f2..0a26cb2871d6 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -6548,6 +6548,7 @@ ieee80211_vif_type_p2p(struct ieee80211_vif *vif) * ieee80211_update_mu_groups - set the VHT MU-MIMO groud data * * @vif: the specified virtual interface + * @link_id: the link ID for MLO, otherwise 0 * @membership: 64 bits array - a bit is set if station is member of the group * @position: 2 bits per group id indicating the position in the group * @@ -6556,7 +6557,7 @@ ieee80211_vif_type_p2p(struct ieee80211_vif *vif) * matching GroupId management frame. * Calls to this function need to be serialized with RX path. */ -void ieee80211_update_mu_groups(struct ieee80211_vif *vif, +void ieee80211_update_mu_groups(struct ieee80211_vif *vif, unsigned int link_id, const u8 *membership, const u8 *position); void ieee80211_enable_rssi_reports(struct ieee80211_vif *vif, diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 884d2cfcec1e..53aac8f277e1 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1763,7 +1763,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, /* VHT can override some HT caps such as the A-MSDU max length */ if (params->vht_capa) ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - params->vht_capa, sta); + params->vht_capa, sta, 0); if (params->he_capa) ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, @@ -1784,7 +1784,8 @@ static int sta_apply_parameters(struct ieee80211_local *local, /* returned value is only needed for rc update, but the * rc isn't initialized here yet, so ignore it */ - __ieee80211_vht_handle_opmode(sdata, sta, params->opmode_notif, + __ieee80211_vht_handle_opmode(sdata, sta, 0, + params->opmode_notif, sband->band); } diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 2ca75f2d3023..87815a3624f3 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1068,7 +1068,7 @@ static void ieee80211_update_sta_info(struct ieee80211_sub_if_data *sdata, &chandef); memcpy(&cap_ie, elems->vht_cap_elem, sizeof(cap_ie)); ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - &cap_ie, sta); + &cap_ie, sta, 0); if (memcmp(&cap, &sta->sta.deflink.vht_cap, sizeof(cap))) rates_updated |= true; } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 92ed1e3c2980..5be96b0bbd96 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2121,29 +2121,31 @@ void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_vht_cap *vht_cap_ie, - struct sta_info *sta); + struct sta_info *sta, unsigned int link_id); enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, unsigned int link_id); enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, unsigned int link_id); -void ieee80211_sta_set_rx_nss(struct sta_info *sta); +void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id); enum ieee80211_sta_rx_bandwidth ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); -enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta); +enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta, + unsigned int link_id); void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_mgmt *mgmt); u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, u8 opmode, - enum nl80211_band band); + struct sta_info *sta, unsigned int link_id, + u8 opmode, enum nl80211_band band); void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, u8 opmode, - enum nl80211_band band); + struct sta_info *sta, unsigned int link_id, + u8 opmode, enum nl80211_band band); void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata, struct ieee80211_sta_vht_cap *vht_cap); void ieee80211_get_vht_mask_from_cap(__le16 vht_cap, u16 vht_mask[NL80211_VHT_NSS_MAX]); enum nl80211_chan_width -ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta); +ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta, unsigned int link_id); /* HE */ void diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index fa684d76a169..c5be60ee12d8 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1496,14 +1496,14 @@ static void ieee80211_iface_process_skb(struct ieee80211_local *local, sta = sta_info_get_bss(sdata, mgmt->sa); if (sta) - ieee80211_vht_handle_opmode(sdata, sta, opmode, - band); + ieee80211_vht_handle_opmode(sdata, sta, 0, + opmode, band); mutex_unlock(&local->sta_mtx); break; } case WLAN_VHT_ACTION_GROUPID_MGMT: - ieee80211_process_mu_groups(sdata, mgmt); + ieee80211_process_mu_groups(sdata, 0, mgmt); break; default: WARN_ON(1); diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index a6cb1db50f1d..fb7e8a9600ca 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -442,7 +442,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, changed |= IEEE80211_RC_BW_CHANGED; ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - elems->vht_cap_elem, sta); + elems->vht_cap_elem, sta, 0); ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, elems->he_cap, elems->he_cap_len, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index ca9e0d83e2a4..643ef0ae786e 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3570,7 +3570,8 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, if (elems->vht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - elems->vht_cap_elem, sta); + elems->vht_cap_elem, + sta, 0); if (elems->he_operation && !(ifmgd->flags & IEEE80211_STA_DISABLE_HE) && elems->he_cap) { @@ -4377,7 +4378,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, } if (sta && elems->opmode_notif) - ieee80211_vht_handle_opmode(sdata, sta, *elems->opmode_notif, + ieee80211_vht_handle_opmode(sdata, sta, 0, + *elems->opmode_notif, rx_status->band); mutex_unlock(&local->sta_mtx); diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index b268088585eb..402e898b75c3 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -37,7 +37,7 @@ void rate_control_rate_init(struct sta_info *sta) struct ieee80211_supported_band *sband; struct ieee80211_chanctx_conf *chanctx_conf; - ieee80211_sta_set_rx_nss(sta); + ieee80211_sta_set_rx_nss(sta, 0); if (!ref) return; diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 1774d0f9feaa..e6b16ebbdb48 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -3403,7 +3403,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) rx->sta->sta.deflink.bandwidth = new_bw; sband = rx->local->hw.wiphy->bands[status->band]; sta_opmode.bw = - ieee80211_sta_rx_bw_to_chan_width(rx->sta); + ieee80211_sta_rx_bw_to_chan_width(rx->sta, 0); sta_opmode.changed = STA_OPMODE_MAX_BW_CHANGED; rate_control_rate_update(local, sband, rx->sta, 0, diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 86a13ef31ef1..4fc120c64022 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -308,7 +308,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, /* IEEE802.11ac-2013 Table E-4 */ u16 centers_80mhz[] = { 5210, 5290, 5530, 5610, 5690, 5775 }; struct cfg80211_chan_def uc = sta->tdls_chandef; - enum nl80211_chan_width max_width = ieee80211_sta_cap_chan_bw(sta); + enum nl80211_chan_width max_width = ieee80211_sta_cap_chan_bw(sta, 0); int i; /* only support upgrading non-narrow channels up to 80Mhz */ diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index 27d260be9123..acfe1459535f 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -116,16 +116,16 @@ void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_vht_cap *vht_cap_ie, - struct sta_info *sta) + struct sta_info *sta, unsigned int link_id) { - struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.deflink.vht_cap; + struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.link[link_id]->vht_cap; struct ieee80211_sta_vht_cap own_cap; u32 cap_info, i; bool have_80mhz; memset(vht_cap, 0, sizeof(*vht_cap)); - if (!sta->sta.deflink.ht_cap.ht_supported) + if (!sta->sta.link[link_id]->ht_cap.ht_supported) return; if (!vht_cap_ie || !sband->vht_cap.vht_supported) @@ -295,10 +295,10 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, switch (vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; break; default: - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_80; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_80; if (!(vht_cap->vht_mcs.tx_highest & cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE))) @@ -310,10 +310,11 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, * above) between 160 and 80+80 yet. */ if (cap_info & IEEE80211_VHT_CAP_EXT_NSS_BW_MASK) - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + sta->link[link_id]->cur_max_bandwidth = + IEEE80211_STA_RX_BW_160; } - sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta, 0); + sta->sta.link[link_id]->bandwidth = ieee80211_sta_cur_vht_bw(sta, link_id); switch (vht_cap->cap & IEEE80211_VHT_CAP_MAX_MPDU_MASK) { case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: @@ -391,16 +392,17 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, return IEEE80211_STA_RX_BW_80; } -enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta) +enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta, + unsigned int link_id) { - struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.deflink.vht_cap; + struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.link[link_id]->vht_cap; u32 cap_width; if (!vht_cap->vht_supported) { - if (!sta->sta.deflink.ht_cap.ht_supported) + if (!sta->sta.link[link_id]->ht_cap.ht_supported) return NL80211_CHAN_WIDTH_20_NOHT; - return sta->sta.deflink.ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? + return sta->sta.link[link_id]->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? NL80211_CHAN_WIDTH_40 : NL80211_CHAN_WIDTH_20; } @@ -415,15 +417,17 @@ enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta) } enum nl80211_chan_width -ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta) +ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta, unsigned int link_id) { - enum ieee80211_sta_rx_bandwidth cur_bw = sta->sta.deflink.bandwidth; - struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.deflink.vht_cap; + enum ieee80211_sta_rx_bandwidth cur_bw = + sta->sta.link[link_id]->bandwidth; + struct ieee80211_sta_vht_cap *vht_cap = + &sta->sta.link[link_id]->vht_cap; u32 cap_width; switch (cur_bw) { case IEEE80211_STA_RX_BW_20: - if (!sta->sta.deflink.ht_cap.ht_supported) + if (!sta->sta.link[link_id]->ht_cap.ht_supported) return NL80211_CHAN_WIDTH_20_NOHT; else return NL80211_CHAN_WIDTH_20; @@ -497,18 +501,18 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, return bw; } -void ieee80211_sta_set_rx_nss(struct sta_info *sta) +void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id) { u8 ht_rx_nss = 0, vht_rx_nss = 0, he_rx_nss = 0, eht_rx_nss = 0, rx_nss; bool support_160; /* if we received a notification already don't overwrite it */ - if (sta->sta.deflink.rx_nss) + if (sta->sta.link[link_id]->rx_nss) return; - if (sta->sta.deflink.eht_cap.has_eht) { + if (sta->sta.link[link_id]->eht_cap.has_eht) { int i; - const u8 *rx_nss_mcs = (void *)&sta->sta.deflink.eht_cap.eht_mcs_nss_supp; + const u8 *rx_nss_mcs = (void *)&sta->sta.link[link_id]->eht_cap.eht_mcs_nss_supp; /* get the max nss for EHT over all possible bandwidths and mcs */ for (i = 0; i < sizeof(struct ieee80211_eht_mcs_nss_supp); i++) @@ -517,10 +521,10 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta) IEEE80211_EHT_MCS_NSS_RX)); } - if (sta->sta.deflink.he_cap.has_he) { + if (sta->sta.link[link_id]->he_cap.has_he) { int i; u8 rx_mcs_80 = 0, rx_mcs_160 = 0; - const struct ieee80211_sta_he_cap *he_cap = &sta->sta.deflink.he_cap; + const struct ieee80211_sta_he_cap *he_cap = &sta->sta.link[link_id]->he_cap; u16 mcs_160_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); u16 mcs_80_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80); @@ -551,23 +555,23 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta) he_rx_nss = rx_mcs_80; } - if (sta->sta.deflink.ht_cap.ht_supported) { - if (sta->sta.deflink.ht_cap.mcs.rx_mask[0]) + if (sta->sta.link[link_id]->ht_cap.ht_supported) { + if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[0]) ht_rx_nss++; - if (sta->sta.deflink.ht_cap.mcs.rx_mask[1]) + if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[1]) ht_rx_nss++; - if (sta->sta.deflink.ht_cap.mcs.rx_mask[2]) + if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[2]) ht_rx_nss++; - if (sta->sta.deflink.ht_cap.mcs.rx_mask[3]) + if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[3]) ht_rx_nss++; /* FIXME: consider rx_highest? */ } - if (sta->sta.deflink.vht_cap.vht_supported) { + if (sta->sta.link[link_id]->vht_cap.vht_supported) { int i; u16 rx_mcs_map; - rx_mcs_map = le16_to_cpu(sta->sta.deflink.vht_cap.vht_mcs.rx_mcs_map); + rx_mcs_map = le16_to_cpu(sta->sta.link[link_id]->vht_cap.vht_mcs.rx_mcs_map); for (i = 7; i >= 0; i--) { u8 mcs = (rx_mcs_map >> (2 * i)) & 3; @@ -583,12 +587,12 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta) rx_nss = max(vht_rx_nss, ht_rx_nss); rx_nss = max(he_rx_nss, rx_nss); rx_nss = max(eht_rx_nss, rx_nss); - sta->sta.deflink.rx_nss = max_t(u8, 1, rx_nss); + sta->sta.link[link_id]->rx_nss = max_t(u8, 1, rx_nss); } u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, u8 opmode, - enum nl80211_band band) + struct sta_info *sta, unsigned int link_id, + u8 opmode, enum nl80211_band band) { enum ieee80211_sta_rx_bandwidth new_bw; struct sta_opmode_info sta_opmode = {}; @@ -603,8 +607,8 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, nss >>= IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; nss += 1; - if (sta->sta.deflink.rx_nss != nss) { - sta->sta.deflink.rx_nss = nss; + if (sta->sta.link[link_id]->rx_nss != nss) { + sta->sta.link[link_id]->rx_nss = nss; sta_opmode.rx_nss = nss; changed |= IEEE80211_RC_NSS_CHANGED; sta_opmode.changed |= STA_OPMODE_N_SS_CHANGED; @@ -613,28 +617,28 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, switch (opmode & IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK) { case IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: /* ignore IEEE80211_OPMODE_NOTIF_BW_160_80P80 must not be set */ - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_20; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_20; break; case IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: /* ignore IEEE80211_OPMODE_NOTIF_BW_160_80P80 must not be set */ - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_40; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_40; break; case IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: if (opmode & IEEE80211_OPMODE_NOTIF_BW_160_80P80) - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; else - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_80; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_80; break; case IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: /* legacy only, no longer used by newer spec */ - sta->deflink.cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; break; } - new_bw = ieee80211_sta_cur_vht_bw(sta, 0); - if (new_bw != sta->sta.deflink.bandwidth) { - sta->sta.deflink.bandwidth = new_bw; - sta_opmode.bw = ieee80211_sta_rx_bw_to_chan_width(sta); + new_bw = ieee80211_sta_cur_vht_bw(sta, link_id); + if (new_bw != sta->sta.link[link_id]->bandwidth) { + sta->sta.link[link_id]->bandwidth = new_bw; + sta_opmode.bw = ieee80211_sta_rx_bw_to_chan_width(sta, link_id); changed |= IEEE80211_RC_BW_CHANGED; sta_opmode.changed |= STA_OPMODE_MAX_BW_CHANGED; } @@ -647,54 +651,56 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, } void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, + unsigned int link_id, struct ieee80211_mgmt *mgmt) { - struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; - if (!sdata->vif.bss_conf.mu_mimo_owner) + if (!link_conf->mu_mimo_owner) return; if (!memcmp(mgmt->u.action.u.vht_group_notif.position, - bss_conf->mu_group.position, WLAN_USER_POSITION_LEN) && + link_conf->mu_group.position, WLAN_USER_POSITION_LEN) && !memcmp(mgmt->u.action.u.vht_group_notif.membership, - bss_conf->mu_group.membership, WLAN_MEMBERSHIP_LEN)) + link_conf->mu_group.membership, WLAN_MEMBERSHIP_LEN)) return; - memcpy(bss_conf->mu_group.membership, + memcpy(link_conf->mu_group.membership, mgmt->u.action.u.vht_group_notif.membership, WLAN_MEMBERSHIP_LEN); - memcpy(bss_conf->mu_group.position, + memcpy(link_conf->mu_group.position, mgmt->u.action.u.vht_group_notif.position, WLAN_USER_POSITION_LEN); - ieee80211_link_info_change_notify(sdata, 0, BSS_CHANGED_MU_GROUPS); + ieee80211_link_info_change_notify(sdata, link_id, BSS_CHANGED_MU_GROUPS); } -void ieee80211_update_mu_groups(struct ieee80211_vif *vif, +void ieee80211_update_mu_groups(struct ieee80211_vif *vif, unsigned int link_id, const u8 *membership, const u8 *position) { - struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; + struct ieee80211_bss_conf *link_conf = vif->link_conf[link_id]; - if (WARN_ON_ONCE(!vif->bss_conf.mu_mimo_owner)) + if (WARN_ON_ONCE(!link_conf->mu_mimo_owner)) return; - memcpy(bss_conf->mu_group.membership, membership, WLAN_MEMBERSHIP_LEN); - memcpy(bss_conf->mu_group.position, position, WLAN_USER_POSITION_LEN); + memcpy(link_conf->mu_group.membership, membership, WLAN_MEMBERSHIP_LEN); + memcpy(link_conf->mu_group.position, position, WLAN_USER_POSITION_LEN); } EXPORT_SYMBOL_GPL(ieee80211_update_mu_groups); void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, u8 opmode, - enum nl80211_band band) + struct sta_info *sta, unsigned int link_id, + u8 opmode, enum nl80211_band band) { struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band]; - u32 changed = __ieee80211_vht_handle_opmode(sdata, sta, opmode, band); + u32 changed = __ieee80211_vht_handle_opmode(sdata, sta, link_id, + opmode, band); if (changed > 0) { ieee80211_recalc_min_chandef(sdata); - rate_control_rate_update(local, sband, sta, 0, changed); + rate_control_rate_update(local, sband, sta, link_id, changed); } } -- cgit v1.2.3 From 2b4ad30946d3117819d9a78d58a99b7c3de3ee91 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 23:22:19 +0200 Subject: wifi: mac80211: add link_id to eht.c code for MLO Update the code in eht.c and add the link_id parameter where necessary. Signed-off-by: Johannes Berg --- net/mac80211/cfg.c | 2 +- net/mac80211/eht.c | 12 ++++++++---- net/mac80211/ieee80211_i.h | 3 ++- net/mac80211/mlme.c | 2 +- 4 files changed, 12 insertions(+), 7 deletions(-) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 53aac8f277e1..9780d70fcf28 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1778,7 +1778,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, params->he_capa_len, params->eht_capa, params->eht_capa_len, - sta); + sta, 0); if (params->opmode_notif_used) { /* returned value is only needed for rc update, but the diff --git a/net/mac80211/eht.c b/net/mac80211/eht.c index 2d9c6e845ce4..de762a803c38 100644 --- a/net/mac80211/eht.c +++ b/net/mac80211/eht.c @@ -12,9 +12,11 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_eht_cap_elem *eht_cap_ie_elem, - u8 eht_cap_len, struct sta_info *sta) + u8 eht_cap_len, struct sta_info *sta, + unsigned int link_id) { - struct ieee80211_sta_eht_cap *eht_cap = &sta->sta.deflink.eht_cap; + struct ieee80211_sta_eht_cap *eht_cap = + &sta->sta.link[link_id]->eht_cap; struct ieee80211_he_cap_elem *he_cap_ie_elem = (void *)he_cap_ie; u8 eht_ppe_size = 0; u8 mcs_nss_size; @@ -71,6 +73,8 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, eht_cap->has_eht = true; - sta->deflink.cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta, 0); - sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta, 0); + sta->link[link_id]->cur_max_bandwidth = + ieee80211_sta_cap_rx_bw(sta, link_id); + sta->sta.link[link_id]->bandwidth = + ieee80211_sta_cur_vht_bw(sta, link_id); } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 5be96b0bbd96..c59dc8f6126b 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2577,5 +2577,6 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_eht_cap_elem *eht_cap_ie_elem, - u8 eht_cap_len, struct sta_info *sta); + u8 eht_cap_len, struct sta_info *sta, + unsigned int link_id); #endif /* IEEE80211_I_H */ diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 643ef0ae786e..459780169e23 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3599,7 +3599,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, elems->he_cap_len, elems->eht_cap, elems->eht_cap_len, - sta); + sta, 0); bss_conf->eht_support = sta->sta.deflink.eht_cap.has_eht; } else { -- cgit v1.2.3 From 6b41f832a26e41d82b751afc4bfc3ce8034d68d0 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 23:34:04 +0200 Subject: wifi: mac80211: HT: make ieee80211_ht_cap_ie_to_sta_ht_cap() MLO-aware Update ieee80211_ht_cap_ie_to_sta_ht_cap() to handle per-link data. Signed-off-by: Johannes Berg --- net/mac80211/cfg.c | 2 +- net/mac80211/ht.c | 13 +++++++------ net/mac80211/ibss.c | 2 +- net/mac80211/ieee80211_i.h | 2 +- net/mac80211/mesh_plink.c | 2 +- net/mac80211/mlme.c | 2 +- 6 files changed, 12 insertions(+), 11 deletions(-) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 9780d70fcf28..d7f2eb7421c3 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1758,7 +1758,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, if (params->ht_capa) ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - params->ht_capa, sta); + params->ht_capa, sta, 0); /* VHT can override some HT caps such as the A-MSDU max length */ if (params->vht_capa) diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index ac94dd69c0a2..22677df83ed8 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -138,7 +138,7 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_ht_cap *ht_cap_ie, - struct sta_info *sta) + struct sta_info *sta, unsigned int link_id) { struct ieee80211_sta_ht_cap ht_cap, own_cap; u8 ampdu_info, tx_mcs_set_cap; @@ -243,11 +243,12 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_HT_3839; apply: - changed = memcmp(&sta->sta.deflink.ht_cap, &ht_cap, sizeof(ht_cap)); + changed = memcmp(&sta->sta.link[link_id]->ht_cap, + &ht_cap, sizeof(ht_cap)); - memcpy(&sta->sta.deflink.ht_cap, &ht_cap, sizeof(ht_cap)); + memcpy(&sta->sta.link[link_id]->ht_cap, &ht_cap, sizeof(ht_cap)); - switch (sdata->vif.bss_conf.chandef.width) { + switch (sdata->vif.link_conf[link_id]->chandef.width) { default: WARN_ON_ONCE(1); fallthrough; @@ -264,9 +265,9 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, break; } - sta->sta.deflink.bandwidth = bw; + sta->sta.link[link_id]->bandwidth = bw; - sta->deflink.cur_max_bandwidth = + sta->link[link_id]->cur_max_bandwidth = ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20; diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 87815a3624f3..09c11c067cbf 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1051,7 +1051,7 @@ static void ieee80211_update_sta_info(struct ieee80211_sub_if_data *sdata, memcpy(&htcap_ie, elems->ht_cap_elem, sizeof(htcap_ie)); rates_updated |= ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, &htcap_ie, - sta); + sta, 0); if (elems->vht_operation && elems->vht_cap_elem && sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_20 && diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index c59dc8f6126b..e75496a99299 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2065,7 +2065,7 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_ht_cap *ht_cap_ie, - struct sta_info *sta); + struct sta_info *sta, unsigned int link_id); void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, const u8 *da, u16 tid, u16 initiator, u16 reason_code); diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index fb7e8a9600ca..b64614cd314d 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -438,7 +438,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, sta->sta.deflink.supp_rates[sband->band] = rates; if (ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - elems->ht_cap_elem, sta)) + elems->ht_cap_elem, sta, 0)) changed |= IEEE80211_RC_BW_CHANGED; ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 459780169e23..30423b2d4eee 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3566,7 +3566,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, /* Set up internal HT/VHT capabilities */ if (elems->ht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_HT)) ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - elems->ht_cap_elem, sta); + elems->ht_cap_elem, sta, 0); if (elems->vht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, -- cgit v1.2.3 From e9aac179ad4526afa3190856b71aa41decb6dc6a Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 23:45:04 +0200 Subject: wifi: mac80211: make some SMPS code MLD-aware Start making some SMPS related code MLD-aware. This isn't really done yet, but again cuts down our 'deflink' reliance. Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/dvm/lib.c | 4 ++-- drivers/net/wireless/intel/iwlwifi/mvm/utils.c | 2 +- drivers/net/wireless/realtek/rtw88/main.c | 4 ++-- include/net/mac80211.h | 3 ++- net/mac80211/cfg.c | 19 +++++++++++------ net/mac80211/debugfs_netdev.c | 2 +- net/mac80211/ht.c | 29 ++++++++++++++------------ net/mac80211/ieee80211_i.h | 4 +++- net/mac80211/iface.c | 2 +- net/mac80211/mlme.c | 2 +- net/mac80211/util.c | 5 +++-- 11 files changed, 45 insertions(+), 31 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/lib.c b/drivers/net/wireless/intel/iwlwifi/dvm/lib.c index 40d790b36d85..1dc974e2c511 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/lib.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/lib.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. + * Copyright(c) 2008 - 2014, 2022 Intel Corporation. All rights reserved. *****************************************************************************/ #include #include @@ -441,7 +441,7 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work) priv->current_ht_config.smps = smps_request; for_each_context(priv, ctx) { if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION) - ieee80211_request_smps(ctx->vif, smps_request); + ieee80211_request_smps(ctx->vif, 0, smps_request); } } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 3ee5ea3484be..14b2de65bd84 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -304,7 +304,7 @@ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, smps_mode = IEEE80211_SMPS_DYNAMIC; } - ieee80211_request_smps(vif, smps_mode); + ieee80211_request_smps(vif, 0, smps_mode); } static bool iwl_wait_stats_complete(struct iwl_notif_wait_data *notif_wait, diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index f78b9f28d5f6..985ee36efc0f 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -1600,9 +1600,9 @@ static void rtw_vif_smps_iter(void *data, u8 *mac, return; if (rtwdev->hal.txrx_1ss) - ieee80211_request_smps(vif, IEEE80211_SMPS_STATIC); + ieee80211_request_smps(vif, 0, IEEE80211_SMPS_STATIC); else - ieee80211_request_smps(vif, IEEE80211_SMPS_OFF); + ieee80211_request_smps(vif, 0, IEEE80211_SMPS_OFF); } void rtw_set_txrx_1ss(struct rtw_dev *rtwdev, bool txrx_1ss) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 0a26cb2871d6..302340f6fa08 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -6210,13 +6210,14 @@ void ieee80211_channel_switch_disconnect(struct ieee80211_vif *vif, /** * ieee80211_request_smps - request SM PS transition * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: link ID for MLO, or 0 * @smps_mode: new SM PS mode * * This allows the driver to request an SM PS transition in managed * mode. This is useful when the driver has more information than * the stack about possible interference, for example by bluetooth. */ -void ieee80211_request_smps(struct ieee80211_vif *vif, +void ieee80211_request_smps(struct ieee80211_vif *vif, unsigned int link_id, enum ieee80211_smps_mode smps_mode); /** diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index d7f2eb7421c3..2c9554174bcf 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2913,6 +2913,7 @@ static int ieee80211_testmode_dump(struct wiphy *wiphy, #endif int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, + unsigned int link_id, enum ieee80211_smps_mode smps_mode) { const u8 *ap; @@ -2926,8 +2927,8 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, if (WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION)) return -EINVAL; - old_req = sdata->deflink.u.mgd.req_smps; - sdata->deflink.u.mgd.req_smps = smps_mode; + old_req = sdata->link[link_id]->u.mgd.req_smps; + sdata->link[link_id]->u.mgd.req_smps = smps_mode; if (old_req == smps_mode && smps_mode != IEEE80211_SMPS_AUTOMATIC) @@ -2939,10 +2940,10 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, * the new value until we associate. */ if (!sdata->u.mgd.associated || - sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) + sdata->vif.link_conf[link_id]->chandef.width == NL80211_CHAN_WIDTH_20_NOHT) return 0; - ap = sdata->deflink.u.mgd.bssid; + ap = sdata->link[link_id]->u.mgd.bssid; rcu_read_lock(); list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) { @@ -2966,7 +2967,7 @@ int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, err = ieee80211_send_smps_action(sdata, smps_mode, ap, ap); if (err) - sdata->deflink.u.mgd.req_smps = old_req; + sdata->link[link_id]->u.mgd.req_smps = old_req; else if (smps_mode != IEEE80211_SMPS_OFF && tdls_peer_found) ieee80211_teardown_tdls_peers(sdata); @@ -2978,6 +2979,7 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); + unsigned int link_id; if (sdata->vif.type != NL80211_IFTYPE_STATION) return -EOPNOTSUPP; @@ -2994,7 +2996,12 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, /* no change, but if automatic follow powersave */ sdata_lock(sdata); - __ieee80211_request_smps_mgd(sdata, sdata->deflink.u.mgd.req_smps); + for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { + if (!sdata->link[link_id]) + continue; + __ieee80211_request_smps_mgd(sdata, link_id, + sdata->link[link_id]->u.mgd.req_smps); + } sdata_unlock(sdata); if (ieee80211_hw_check(&local->hw, SUPPORTS_DYNAMIC_PS)) diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index bd398b631763..dfb194e15018 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -256,7 +256,7 @@ static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata, return -EOPNOTSUPP; sdata_lock(sdata); - err = __ieee80211_request_smps_mgd(sdata, smps_mode); + err = __ieee80211_request_smps_mgd(sdata, 0, smps_mode); sdata_unlock(sdata); return err; diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index 22677df83ed8..111828b559a0 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -542,30 +542,33 @@ int ieee80211_send_smps_action(struct ieee80211_sub_if_data *sdata, void ieee80211_request_smps_mgd_work(struct work_struct *work) { - struct ieee80211_sub_if_data *sdata = - container_of(work, struct ieee80211_sub_if_data, - deflink.u.mgd.request_smps_work); - - sdata_lock(sdata); - __ieee80211_request_smps_mgd(sdata, - sdata->deflink.u.mgd.driver_smps_mode); - sdata_unlock(sdata); + struct ieee80211_link_data *link = + container_of(work, struct ieee80211_link_data, + u.mgd.request_smps_work); + + sdata_lock(link->sdata); + __ieee80211_request_smps_mgd(link->sdata, link->link_id, + link->u.mgd.driver_smps_mode); + sdata_unlock(link->sdata); } -void ieee80211_request_smps(struct ieee80211_vif *vif, +void ieee80211_request_smps(struct ieee80211_vif *vif, unsigned int link_id, enum ieee80211_smps_mode smps_mode) { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + struct ieee80211_link_data *link = sdata->link[link_id]; if (WARN_ON_ONCE(vif->type != NL80211_IFTYPE_STATION)) return; - if (sdata->deflink.u.mgd.driver_smps_mode == smps_mode) + if (WARN_ON(!link)) return; - sdata->deflink.u.mgd.driver_smps_mode = smps_mode; - ieee80211_queue_work(&sdata->local->hw, - &sdata->deflink.u.mgd.request_smps_work); + if (link->u.mgd.driver_smps_mode == smps_mode) + return; + + link->u.mgd.driver_smps_mode = smps_mode; + ieee80211_queue_work(&sdata->local->hw, &link->u.mgd.request_smps_work); } /* this might change ... don't want non-open drivers using it */ EXPORT_SYMBOL_GPL(ieee80211_request_smps); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index e75496a99299..0948d074c4b9 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2422,8 +2422,10 @@ u32 ieee80211_sta_get_rates(struct ieee80211_sub_if_data *sdata, struct ieee802_11_elems *elems, enum nl80211_band band, u32 *basic_rates); int __ieee80211_request_smps_mgd(struct ieee80211_sub_if_data *sdata, + unsigned int link_id, enum ieee80211_smps_mode smps_mode); -void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata); +void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata, + unsigned int link_id); void ieee80211_recalc_min_chandef(struct ieee80211_sub_if_data *sdata); size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index c5be60ee12d8..ea75d5d5cb6a 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1657,7 +1657,7 @@ static void ieee80211_recalc_smps_work(struct work_struct *work) struct ieee80211_sub_if_data *sdata = container_of(work, struct ieee80211_sub_if_data, recalc_smps); - ieee80211_recalc_smps(sdata); + ieee80211_recalc_smps(sdata, 0); } /* diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 30423b2d4eee..cdbf7a5dc2ba 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -2337,7 +2337,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata, ieee80211_recalc_ps(local); mutex_unlock(&local->iflist_mtx); - ieee80211_recalc_smps(sdata); + ieee80211_recalc_smps(sdata, 0); ieee80211_recalc_ps_vif(sdata); netif_carrier_on(sdata->dev); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 4ec96170a679..ecda655e7481 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2803,7 +2803,8 @@ void ieee80211_resume_disconnect(struct ieee80211_vif *vif) } EXPORT_SYMBOL_GPL(ieee80211_resume_disconnect); -void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata) +void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { struct ieee80211_local *local = sdata->local; struct ieee80211_chanctx_conf *chanctx_conf; @@ -2811,7 +2812,7 @@ void ieee80211_recalc_smps(struct ieee80211_sub_if_data *sdata) mutex_lock(&local->chanctx_mtx); - chanctx_conf = rcu_dereference_protected(sdata->vif.bss_conf.chanctx_conf, + chanctx_conf = rcu_dereference_protected(sdata->vif.link_conf[link_id]->chanctx_conf, lockdep_is_held(&local->chanctx_mtx)); /* -- cgit v1.2.3 From 40a27ea07949a022a083de28da99f8f472242e2e Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 30 May 2022 23:52:41 +0200 Subject: wifi: mac80211: make ieee80211_he_cap_ie_to_sta_he_cap() MLO-aware Add the link_id parameter and adjust the code accordingly. Signed-off-by: Johannes Berg --- net/mac80211/cfg.c | 2 +- net/mac80211/he.c | 16 +++++++++------- net/mac80211/ieee80211_i.h | 2 +- net/mac80211/mesh_plink.c | 2 +- net/mac80211/mlme.c | 2 +- 5 files changed, 13 insertions(+), 11 deletions(-) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 2c9554174bcf..e30659b1242b 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1770,7 +1770,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, (void *)params->he_capa, params->he_capa_len, (void *)params->he_6ghz_capa, - sta); + sta, 0); if (params->eht_capa) ieee80211_eht_cap_ie_to_sta_eht_cap(sdata, sband, diff --git a/net/mac80211/he.c b/net/mac80211/he.c index 20448dda8c4d..e48e9a021622 100644 --- a/net/mac80211/he.c +++ b/net/mac80211/he.c @@ -10,7 +10,7 @@ static void ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_capa, - struct sta_info *sta) + struct sta_info *sta, unsigned int link_id) { enum ieee80211_smps_mode smps_mode; @@ -49,7 +49,7 @@ ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_ break; } - sta->sta.deflink.he_6ghz_capa = *he_6ghz_capa; + sta->sta.link[link_id]->he_6ghz_capa = *he_6ghz_capa; } static void ieee80211_he_mcs_disable(__le16 *he_mcs) @@ -108,9 +108,9 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_he_6ghz_capa *he_6ghz_capa, - struct sta_info *sta) + struct sta_info *sta, unsigned int link_id) { - struct ieee80211_sta_he_cap *he_cap = &sta->sta.deflink.he_cap; + struct ieee80211_sta_he_cap *he_cap = &sta->sta.link[link_id]->he_cap; struct ieee80211_sta_he_cap own_he_cap; struct ieee80211_he_cap_elem *he_cap_ie_elem = (void *)he_cap_ie; u8 he_ppe_size; @@ -153,11 +153,13 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, he_cap->has_he = true; - sta->deflink.cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta, 0); - sta->sta.deflink.bandwidth = ieee80211_sta_cur_vht_bw(sta, 0); + sta->link[link_id]->cur_max_bandwidth = + ieee80211_sta_cap_rx_bw(sta, link_id); + sta->sta.link[link_id]->bandwidth = + ieee80211_sta_cur_vht_bw(sta, link_id); if (sband->band == NL80211_BAND_6GHZ && he_6ghz_capa) - ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, sta); + ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, sta, link_id); ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_80, &he_cap->he_mcs_nss_supp.rx_mcs_80, diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 0948d074c4b9..c3387ffe27f5 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2153,7 +2153,7 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_he_6ghz_capa *he_6ghz_capa, - struct sta_info *sta); + struct sta_info *sta, unsigned int link_id); void ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif, const struct ieee80211_he_spr *he_spr_ie_elem); diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index b64614cd314d..e24bd48bc915 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -447,7 +447,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, elems->he_cap, elems->he_cap_len, elems->he_6ghz_capa, - sta); + sta, 0); if (bw != sta->sta.deflink.bandwidth) changed |= IEEE80211_RC_BW_CHANGED; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index cdbf7a5dc2ba..b6ee8da07663 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3579,7 +3579,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, elems->he_cap, elems->he_cap_len, elems->he_6ghz_capa, - sta); + sta, 0); bss_conf->he_support = sta->sta.deflink.he_cap.has_he; if (elems->rsnx && elems->rsnx_len && -- cgit v1.2.3 From 7ffc4b29d8b559764f763f32f6ae8f14c3919143 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 00:02:33 +0200 Subject: wifi: mac80211: correct link config data in tracing We need to no longer use bss_conf here, but the per-link data. Signed-off-by: Johannes Berg --- net/mac80211/trace.h | 48 +++++++++++++++++++++++++----------------------- 1 file changed, 25 insertions(+), 23 deletions(-) diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 2f325eaf4576..f14baf64fda0 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -481,34 +481,36 @@ TRACE_EVENT(drv_link_info_changed, ), TP_fast_assign( + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; + LOCAL_ASSIGN; VIF_ASSIGN; __entry->changed = changed; __entry->link_id = link_id; - __entry->shortpre = sdata->vif.bss_conf.use_short_preamble; - __entry->cts = sdata->vif.bss_conf.use_cts_prot; - __entry->shortslot = sdata->vif.bss_conf.use_short_slot; - __entry->enable_beacon = sdata->vif.bss_conf.enable_beacon; - __entry->dtimper = sdata->vif.bss_conf.dtim_period; - __entry->bcnint = sdata->vif.bss_conf.beacon_int; - __entry->assoc_cap = sdata->vif.bss_conf.assoc_capability; - __entry->sync_tsf = sdata->vif.bss_conf.sync_tsf; - __entry->sync_device_ts = sdata->vif.bss_conf.sync_device_ts; - __entry->sync_dtim_count = sdata->vif.bss_conf.sync_dtim_count; - __entry->basic_rates = sdata->vif.bss_conf.basic_rates; - memcpy(__entry->mcast_rate, sdata->vif.bss_conf.mcast_rate, + __entry->shortpre = link_conf->use_short_preamble; + __entry->cts = link_conf->use_cts_prot; + __entry->shortslot = link_conf->use_short_slot; + __entry->enable_beacon = link_conf->enable_beacon; + __entry->dtimper = link_conf->dtim_period; + __entry->bcnint = link_conf->beacon_int; + __entry->assoc_cap = link_conf->assoc_capability; + __entry->sync_tsf = link_conf->sync_tsf; + __entry->sync_device_ts = link_conf->sync_device_ts; + __entry->sync_dtim_count = link_conf->sync_dtim_count; + __entry->basic_rates = link_conf->basic_rates; + memcpy(__entry->mcast_rate, link_conf->mcast_rate, sizeof(__entry->mcast_rate)); - __entry->ht_operation_mode = sdata->vif.bss_conf.ht_operation_mode; - __entry->cqm_rssi_thold = sdata->vif.bss_conf.cqm_rssi_thold; - __entry->cqm_rssi_hyst = sdata->vif.bss_conf.cqm_rssi_hyst; - __entry->channel_width = sdata->vif.bss_conf.chandef.width; - __entry->channel_cfreq1 = sdata->vif.bss_conf.chandef.center_freq1; - __entry->channel_cfreq1_offset = sdata->vif.bss_conf.chandef.freq1_offset; - __entry->qos = sdata->vif.bss_conf.qos; - __entry->ps = sdata->vif.bss_conf.ps; - __entry->hidden_ssid = sdata->vif.bss_conf.hidden_ssid; - __entry->txpower = sdata->vif.bss_conf.txpower; - __entry->p2p_oppps_ctwindow = sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow; + __entry->ht_operation_mode = link_conf->ht_operation_mode; + __entry->cqm_rssi_thold = link_conf->cqm_rssi_thold; + __entry->cqm_rssi_hyst = link_conf->cqm_rssi_hyst; + __entry->channel_width = link_conf->chandef.width; + __entry->channel_cfreq1 = link_conf->chandef.center_freq1; + __entry->channel_cfreq1_offset = link_conf->chandef.freq1_offset; + __entry->qos = link_conf->qos; + __entry->ps = link_conf->ps; + __entry->hidden_ssid = link_conf->hidden_ssid; + __entry->txpower = link_conf->txpower; + __entry->p2p_oppps_ctwindow = link_conf->p2p_noa_attr.oppps_ctwindow; ), TP_printk( -- cgit v1.2.3 From 37a7d0dae3111c431b81959ca13cf5effdf9e929 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 23:06:19 +0200 Subject: wifi: mac80211: sort trace.h file This used to be sorted by driver methods, APIs and internal functions, but got added to in the wrong sections. Fix that by ordering the file properly again. Signed-off-by: Johannes Berg --- net/mac80211/trace.h | 916 +++++++++++++++++++++++++-------------------------- 1 file changed, 458 insertions(+), 458 deletions(-) diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index f14baf64fda0..295db57a76a2 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -2018,933 +2018,933 @@ DEFINE_EVENT(local_sdata_evt, drv_abort_pmsr, TP_ARGS(local, sdata) ); -/* - * Tracing for API calls that drivers call. - */ - -TRACE_EVENT(api_start_tx_ba_session, - TP_PROTO(struct ieee80211_sta *sta, u16 tid), +TRACE_EVENT(drv_set_default_unicast_key, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + int key_idx), - TP_ARGS(sta, tid), + TP_ARGS(local, sdata, key_idx), TP_STRUCT__entry( - STA_ENTRY - __field(u16, tid) + LOCAL_ENTRY + VIF_ENTRY + __field(int, key_idx) ), TP_fast_assign( - STA_ASSIGN; - __entry->tid = tid; + LOCAL_ASSIGN; + VIF_ASSIGN; + __entry->key_idx = key_idx; ), - TP_printk( - STA_PR_FMT " tid:%d", - STA_PR_ARG, __entry->tid - ) + TP_printk(LOCAL_PR_FMT VIF_PR_FMT " key_idx:%d", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->key_idx) ); -TRACE_EVENT(api_start_tx_ba_cb, - TP_PROTO(struct ieee80211_sub_if_data *sdata, const u8 *ra, u16 tid), +TRACE_EVENT(drv_channel_switch_beacon, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct cfg80211_chan_def *chandef), - TP_ARGS(sdata, ra, tid), + TP_ARGS(local, sdata, chandef), TP_STRUCT__entry( + LOCAL_ENTRY VIF_ENTRY - __array(u8, ra, ETH_ALEN) - __field(u16, tid) + CHANDEF_ENTRY ), TP_fast_assign( + LOCAL_ASSIGN; VIF_ASSIGN; - memcpy(__entry->ra, ra, ETH_ALEN); - __entry->tid = tid; + CHANDEF_ASSIGN(chandef); ), TP_printk( - VIF_PR_FMT " ra:%pM tid:%d", - VIF_PR_ARG, __entry->ra, __entry->tid + LOCAL_PR_FMT VIF_PR_FMT " channel switch to " CHANDEF_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG ) ); -TRACE_EVENT(api_stop_tx_ba_session, - TP_PROTO(struct ieee80211_sta *sta, u16 tid), +TRACE_EVENT(drv_pre_channel_switch, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel_switch *ch_switch), - TP_ARGS(sta, tid), + TP_ARGS(local, sdata, ch_switch), TP_STRUCT__entry( - STA_ENTRY - __field(u16, tid) + LOCAL_ENTRY + VIF_ENTRY + CHANDEF_ENTRY + __field(u64, timestamp) + __field(u32, device_timestamp) + __field(bool, block_tx) + __field(u8, count) ), TP_fast_assign( - STA_ASSIGN; - __entry->tid = tid; + LOCAL_ASSIGN; + VIF_ASSIGN; + CHANDEF_ASSIGN(&ch_switch->chandef) + __entry->timestamp = ch_switch->timestamp; + __entry->device_timestamp = ch_switch->device_timestamp; + __entry->block_tx = ch_switch->block_tx; + __entry->count = ch_switch->count; ), TP_printk( - STA_PR_FMT " tid:%d", - STA_PR_ARG, __entry->tid + LOCAL_PR_FMT VIF_PR_FMT " prepare channel switch to " + CHANDEF_PR_FMT " count:%d block_tx:%d timestamp:%llu", + LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->count, + __entry->block_tx, __entry->timestamp ) ); -TRACE_EVENT(api_stop_tx_ba_cb, - TP_PROTO(struct ieee80211_sub_if_data *sdata, const u8 *ra, u16 tid), +DEFINE_EVENT(local_sdata_evt, drv_post_channel_switch, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata), + TP_ARGS(local, sdata) +); - TP_ARGS(sdata, ra, tid), +DEFINE_EVENT(local_sdata_evt, drv_abort_channel_switch, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata), + TP_ARGS(local, sdata) +); + +TRACE_EVENT(drv_channel_switch_rx_beacon, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel_switch *ch_switch), + + TP_ARGS(local, sdata, ch_switch), TP_STRUCT__entry( + LOCAL_ENTRY VIF_ENTRY - __array(u8, ra, ETH_ALEN) - __field(u16, tid) + CHANDEF_ENTRY + __field(u64, timestamp) + __field(u32, device_timestamp) + __field(bool, block_tx) + __field(u8, count) ), TP_fast_assign( + LOCAL_ASSIGN; VIF_ASSIGN; - memcpy(__entry->ra, ra, ETH_ALEN); - __entry->tid = tid; + CHANDEF_ASSIGN(&ch_switch->chandef) + __entry->timestamp = ch_switch->timestamp; + __entry->device_timestamp = ch_switch->device_timestamp; + __entry->block_tx = ch_switch->block_tx; + __entry->count = ch_switch->count; ), TP_printk( - VIF_PR_FMT " ra:%pM tid:%d", - VIF_PR_ARG, __entry->ra, __entry->tid + LOCAL_PR_FMT VIF_PR_FMT + " received a channel switch beacon to " + CHANDEF_PR_FMT " count:%d block_tx:%d timestamp:%llu", + LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->count, + __entry->block_tx, __entry->timestamp ) ); -DEFINE_EVENT(local_only_evt, api_restart_hw, - TP_PROTO(struct ieee80211_local *local), - TP_ARGS(local) -); - -TRACE_EVENT(api_beacon_loss, - TP_PROTO(struct ieee80211_sub_if_data *sdata), +TRACE_EVENT(drv_get_txpower, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + int dbm, int ret), - TP_ARGS(sdata), + TP_ARGS(local, sdata, dbm, ret), TP_STRUCT__entry( + LOCAL_ENTRY VIF_ENTRY + __field(int, dbm) + __field(int, ret) ), TP_fast_assign( + LOCAL_ASSIGN; VIF_ASSIGN; + __entry->dbm = dbm; + __entry->ret = ret; ), TP_printk( - VIF_PR_FMT, - VIF_PR_ARG + LOCAL_PR_FMT VIF_PR_FMT " dbm:%d ret:%d", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->dbm, __entry->ret ) ); -TRACE_EVENT(api_connection_loss, - TP_PROTO(struct ieee80211_sub_if_data *sdata), +TRACE_EVENT(drv_tdls_channel_switch, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta, u8 oper_class, + struct cfg80211_chan_def *chandef), - TP_ARGS(sdata), + TP_ARGS(local, sdata, sta, oper_class, chandef), TP_STRUCT__entry( + LOCAL_ENTRY VIF_ENTRY + STA_ENTRY + __field(u8, oper_class) + CHANDEF_ENTRY ), TP_fast_assign( + LOCAL_ASSIGN; VIF_ASSIGN; + STA_ASSIGN; + __entry->oper_class = oper_class; + CHANDEF_ASSIGN(chandef) ), TP_printk( - VIF_PR_FMT, - VIF_PR_ARG + LOCAL_PR_FMT VIF_PR_FMT " tdls channel switch to" + CHANDEF_PR_FMT " oper_class:%d " STA_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->oper_class, + STA_PR_ARG ) ); -TRACE_EVENT(api_disconnect, - TP_PROTO(struct ieee80211_sub_if_data *sdata, bool reconnect), +TRACE_EVENT(drv_tdls_cancel_channel_switch, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta), - TP_ARGS(sdata, reconnect), + TP_ARGS(local, sdata, sta), TP_STRUCT__entry( + LOCAL_ENTRY VIF_ENTRY - __field(int, reconnect) + STA_ENTRY ), TP_fast_assign( + LOCAL_ASSIGN; VIF_ASSIGN; - __entry->reconnect = reconnect; + STA_ASSIGN; ), TP_printk( - VIF_PR_FMT " reconnect:%d", - VIF_PR_ARG, __entry->reconnect + LOCAL_PR_FMT VIF_PR_FMT + " tdls cancel channel switch with " STA_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG ) ); -TRACE_EVENT(api_cqm_rssi_notify, - TP_PROTO(struct ieee80211_sub_if_data *sdata, - enum nl80211_cqm_rssi_threshold_event rssi_event, - s32 rssi_level), +TRACE_EVENT(drv_tdls_recv_channel_switch, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_tdls_ch_sw_params *params), - TP_ARGS(sdata, rssi_event, rssi_level), + TP_ARGS(local, sdata, params), TP_STRUCT__entry( + LOCAL_ENTRY VIF_ENTRY - __field(u32, rssi_event) - __field(s32, rssi_level) + __field(u8, action_code) + STA_ENTRY + CHANDEF_ENTRY + __field(u32, status) + __field(bool, peer_initiator) + __field(u32, timestamp) + __field(u16, switch_time) + __field(u16, switch_timeout) ), TP_fast_assign( + LOCAL_ASSIGN; VIF_ASSIGN; - __entry->rssi_event = rssi_event; - __entry->rssi_level = rssi_level; + STA_NAMED_ASSIGN(params->sta); + CHANDEF_ASSIGN(params->chandef) + __entry->peer_initiator = params->sta->tdls_initiator; + __entry->action_code = params->action_code; + __entry->status = params->status; + __entry->timestamp = params->timestamp; + __entry->switch_time = params->switch_time; + __entry->switch_timeout = params->switch_timeout; ), TP_printk( - VIF_PR_FMT " event:%d rssi:%d", - VIF_PR_ARG, __entry->rssi_event, __entry->rssi_level + LOCAL_PR_FMT VIF_PR_FMT " received tdls channel switch packet" + " action:%d status:%d time:%d switch time:%d switch" + " timeout:%d initiator: %d chan:" CHANDEF_PR_FMT STA_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG, __entry->action_code, __entry->status, + __entry->timestamp, __entry->switch_time, + __entry->switch_timeout, __entry->peer_initiator, + CHANDEF_PR_ARG, STA_PR_ARG ) ); -DEFINE_EVENT(local_sdata_evt, api_cqm_beacon_loss_notify, +TRACE_EVENT(drv_wake_tx_queue, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata), - TP_ARGS(local, sdata) -); - -TRACE_EVENT(api_scan_completed, - TP_PROTO(struct ieee80211_local *local, bool aborted), + struct ieee80211_sub_if_data *sdata, + struct txq_info *txq), - TP_ARGS(local, aborted), + TP_ARGS(local, sdata, txq), TP_STRUCT__entry( LOCAL_ENTRY - __field(bool, aborted) + VIF_ENTRY + STA_ENTRY + __field(u8, ac) + __field(u8, tid) ), TP_fast_assign( + struct ieee80211_sta *sta = txq->txq.sta; + LOCAL_ASSIGN; - __entry->aborted = aborted; + VIF_ASSIGN; + STA_ASSIGN; + __entry->ac = txq->txq.ac; + __entry->tid = txq->txq.tid; ), TP_printk( - LOCAL_PR_FMT " aborted:%d", - LOCAL_PR_ARG, __entry->aborted + LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " ac:%d tid:%d", + LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->ac, __entry->tid ) ); -TRACE_EVENT(api_sched_scan_results, - TP_PROTO(struct ieee80211_local *local), +TRACE_EVENT(drv_get_ftm_responder_stats, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct cfg80211_ftm_responder_stats *ftm_stats), - TP_ARGS(local), + TP_ARGS(local, sdata, ftm_stats), TP_STRUCT__entry( LOCAL_ENTRY + VIF_ENTRY ), TP_fast_assign( LOCAL_ASSIGN; + VIF_ASSIGN; ), TP_printk( - LOCAL_PR_FMT, LOCAL_PR_ARG + LOCAL_PR_FMT VIF_PR_FMT, + LOCAL_PR_ARG, VIF_PR_ARG ) ); -TRACE_EVENT(api_sched_scan_stopped, - TP_PROTO(struct ieee80211_local *local), +DEFINE_EVENT(local_sdata_addr_evt, drv_update_vif_offload, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata), + TP_ARGS(local, sdata) +); - TP_ARGS(local), +DECLARE_EVENT_CLASS(sta_flag_evt, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta, bool enabled), + + TP_ARGS(local, sdata, sta, enabled), TP_STRUCT__entry( LOCAL_ENTRY + VIF_ENTRY + STA_ENTRY + __field(bool, enabled) ), TP_fast_assign( LOCAL_ASSIGN; + VIF_ASSIGN; + STA_ASSIGN; + __entry->enabled = enabled; ), TP_printk( - LOCAL_PR_FMT, LOCAL_PR_ARG + LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " enabled:%d", + LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->enabled ) ); -TRACE_EVENT(api_sta_block_awake, +DEFINE_EVENT(sta_flag_evt, drv_sta_set_4addr, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sta *sta, bool block), + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta, bool enabled), - TP_ARGS(local, sta, block), + TP_ARGS(local, sdata, sta, enabled) +); + +DEFINE_EVENT(sta_flag_evt, drv_sta_set_decap_offload, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta, bool enabled), + + TP_ARGS(local, sdata, sta, enabled) +); + +TRACE_EVENT(drv_add_twt_setup, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sta *sta, + struct ieee80211_twt_setup *twt, + struct ieee80211_twt_params *twt_agrt), + + TP_ARGS(local, sta, twt, twt_agrt), TP_STRUCT__entry( LOCAL_ENTRY STA_ENTRY - __field(bool, block) + __field(u8, dialog_token) + __field(u8, control) + __field(__le16, req_type) + __field(__le64, twt) + __field(u8, duration) + __field(__le16, mantissa) + __field(u8, channel) ), TP_fast_assign( LOCAL_ASSIGN; STA_ASSIGN; - __entry->block = block; + __entry->dialog_token = twt->dialog_token; + __entry->control = twt->control; + __entry->req_type = twt_agrt->req_type; + __entry->twt = twt_agrt->twt; + __entry->duration = twt_agrt->min_twt_dur; + __entry->mantissa = twt_agrt->mantissa; + __entry->channel = twt_agrt->channel; ), TP_printk( - LOCAL_PR_FMT STA_PR_FMT " block:%d", - LOCAL_PR_ARG, STA_PR_ARG, __entry->block + LOCAL_PR_FMT STA_PR_FMT + " token:%d control:0x%02x req_type:0x%04x" + " twt:%llu duration:%d mantissa:%d channel:%d", + LOCAL_PR_ARG, STA_PR_ARG, __entry->dialog_token, + __entry->control, le16_to_cpu(__entry->req_type), + le64_to_cpu(__entry->twt), __entry->duration, + le16_to_cpu(__entry->mantissa), __entry->channel ) ); -TRACE_EVENT(api_chswitch_done, - TP_PROTO(struct ieee80211_sub_if_data *sdata, bool success), +TRACE_EVENT(drv_twt_teardown_request, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sta *sta, u8 flowid), - TP_ARGS(sdata, success), + TP_ARGS(local, sta, flowid), TP_STRUCT__entry( - VIF_ENTRY - __field(bool, success) + LOCAL_ENTRY + STA_ENTRY + __field(u8, flowid) ), TP_fast_assign( - VIF_ASSIGN; - __entry->success = success; + LOCAL_ASSIGN; + STA_ASSIGN; + __entry->flowid = flowid; ), TP_printk( - VIF_PR_FMT " success=%d", - VIF_PR_ARG, __entry->success + LOCAL_PR_FMT STA_PR_FMT " flowid:%d", + LOCAL_PR_ARG, STA_PR_ARG, __entry->flowid ) ); -DEFINE_EVENT(local_only_evt, api_ready_on_channel, - TP_PROTO(struct ieee80211_local *local), - TP_ARGS(local) +DEFINE_EVENT(sta_event, drv_net_fill_forward_path, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta), + TP_ARGS(local, sdata, sta) ); -DEFINE_EVENT(local_only_evt, api_remain_on_channel_expired, - TP_PROTO(struct ieee80211_local *local), - TP_ARGS(local) -); +/* + * Tracing for API calls that drivers call. + */ -TRACE_EVENT(api_gtk_rekey_notify, - TP_PROTO(struct ieee80211_sub_if_data *sdata, - const u8 *bssid, const u8 *replay_ctr), +TRACE_EVENT(api_start_tx_ba_session, + TP_PROTO(struct ieee80211_sta *sta, u16 tid), - TP_ARGS(sdata, bssid, replay_ctr), + TP_ARGS(sta, tid), TP_STRUCT__entry( - VIF_ENTRY - __array(u8, bssid, ETH_ALEN) - __array(u8, replay_ctr, NL80211_REPLAY_CTR_LEN) + STA_ENTRY + __field(u16, tid) ), TP_fast_assign( - VIF_ASSIGN; - memcpy(__entry->bssid, bssid, ETH_ALEN); - memcpy(__entry->replay_ctr, replay_ctr, NL80211_REPLAY_CTR_LEN); + STA_ASSIGN; + __entry->tid = tid; ), - TP_printk(VIF_PR_FMT, VIF_PR_ARG) + TP_printk( + STA_PR_FMT " tid:%d", + STA_PR_ARG, __entry->tid + ) ); -TRACE_EVENT(api_enable_rssi_reports, - TP_PROTO(struct ieee80211_sub_if_data *sdata, - int rssi_min_thold, int rssi_max_thold), +TRACE_EVENT(api_start_tx_ba_cb, + TP_PROTO(struct ieee80211_sub_if_data *sdata, const u8 *ra, u16 tid), - TP_ARGS(sdata, rssi_min_thold, rssi_max_thold), + TP_ARGS(sdata, ra, tid), TP_STRUCT__entry( VIF_ENTRY - __field(int, rssi_min_thold) - __field(int, rssi_max_thold) + __array(u8, ra, ETH_ALEN) + __field(u16, tid) ), TP_fast_assign( VIF_ASSIGN; - __entry->rssi_min_thold = rssi_min_thold; - __entry->rssi_max_thold = rssi_max_thold; + memcpy(__entry->ra, ra, ETH_ALEN); + __entry->tid = tid; ), TP_printk( - VIF_PR_FMT " rssi_min_thold =%d, rssi_max_thold = %d", - VIF_PR_ARG, __entry->rssi_min_thold, __entry->rssi_max_thold + VIF_PR_FMT " ra:%pM tid:%d", + VIF_PR_ARG, __entry->ra, __entry->tid ) ); -TRACE_EVENT(api_eosp, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sta *sta), +TRACE_EVENT(api_stop_tx_ba_session, + TP_PROTO(struct ieee80211_sta *sta, u16 tid), - TP_ARGS(local, sta), + TP_ARGS(sta, tid), TP_STRUCT__entry( - LOCAL_ENTRY STA_ENTRY + __field(u16, tid) ), TP_fast_assign( - LOCAL_ASSIGN; STA_ASSIGN; + __entry->tid = tid; ), TP_printk( - LOCAL_PR_FMT STA_PR_FMT, - LOCAL_PR_ARG, STA_PR_ARG + STA_PR_FMT " tid:%d", + STA_PR_ARG, __entry->tid ) ); -TRACE_EVENT(api_send_eosp_nullfunc, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sta *sta, - u8 tid), +TRACE_EVENT(api_stop_tx_ba_cb, + TP_PROTO(struct ieee80211_sub_if_data *sdata, const u8 *ra, u16 tid), - TP_ARGS(local, sta, tid), + TP_ARGS(sdata, ra, tid), TP_STRUCT__entry( - LOCAL_ENTRY - STA_ENTRY - __field(u8, tid) + VIF_ENTRY + __array(u8, ra, ETH_ALEN) + __field(u16, tid) ), TP_fast_assign( - LOCAL_ASSIGN; - STA_ASSIGN; + VIF_ASSIGN; + memcpy(__entry->ra, ra, ETH_ALEN); __entry->tid = tid; ), TP_printk( - LOCAL_PR_FMT STA_PR_FMT " tid:%d", - LOCAL_PR_ARG, STA_PR_ARG, __entry->tid + VIF_PR_FMT " ra:%pM tid:%d", + VIF_PR_ARG, __entry->ra, __entry->tid ) ); -TRACE_EVENT(api_sta_set_buffered, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sta *sta, - u8 tid, bool buffered), +DEFINE_EVENT(local_only_evt, api_restart_hw, + TP_PROTO(struct ieee80211_local *local), + TP_ARGS(local) +); - TP_ARGS(local, sta, tid, buffered), +TRACE_EVENT(api_beacon_loss, + TP_PROTO(struct ieee80211_sub_if_data *sdata), + + TP_ARGS(sdata), TP_STRUCT__entry( - LOCAL_ENTRY - STA_ENTRY - __field(u8, tid) - __field(bool, buffered) + VIF_ENTRY ), TP_fast_assign( - LOCAL_ASSIGN; - STA_ASSIGN; - __entry->tid = tid; - __entry->buffered = buffered; + VIF_ASSIGN; ), TP_printk( - LOCAL_PR_FMT STA_PR_FMT " tid:%d buffered:%d", - LOCAL_PR_ARG, STA_PR_ARG, __entry->tid, __entry->buffered + VIF_PR_FMT, + VIF_PR_ARG ) ); -/* - * Tracing for internal functions - * (which may also be called in response to driver calls) - */ - -TRACE_EVENT(wake_queue, - TP_PROTO(struct ieee80211_local *local, u16 queue, - enum queue_stop_reason reason), +TRACE_EVENT(api_connection_loss, + TP_PROTO(struct ieee80211_sub_if_data *sdata), - TP_ARGS(local, queue, reason), + TP_ARGS(sdata), TP_STRUCT__entry( - LOCAL_ENTRY - __field(u16, queue) - __field(u32, reason) + VIF_ENTRY ), TP_fast_assign( - LOCAL_ASSIGN; - __entry->queue = queue; - __entry->reason = reason; + VIF_ASSIGN; ), TP_printk( - LOCAL_PR_FMT " queue:%d, reason:%d", - LOCAL_PR_ARG, __entry->queue, __entry->reason + VIF_PR_FMT, + VIF_PR_ARG ) ); -TRACE_EVENT(stop_queue, - TP_PROTO(struct ieee80211_local *local, u16 queue, - enum queue_stop_reason reason), +TRACE_EVENT(api_disconnect, + TP_PROTO(struct ieee80211_sub_if_data *sdata, bool reconnect), - TP_ARGS(local, queue, reason), + TP_ARGS(sdata, reconnect), TP_STRUCT__entry( - LOCAL_ENTRY - __field(u16, queue) - __field(u32, reason) + VIF_ENTRY + __field(int, reconnect) ), TP_fast_assign( - LOCAL_ASSIGN; - __entry->queue = queue; - __entry->reason = reason; + VIF_ASSIGN; + __entry->reconnect = reconnect; ), TP_printk( - LOCAL_PR_FMT " queue:%d, reason:%d", - LOCAL_PR_ARG, __entry->queue, __entry->reason + VIF_PR_FMT " reconnect:%d", + VIF_PR_ARG, __entry->reconnect ) ); -TRACE_EVENT(drv_set_default_unicast_key, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - int key_idx), +TRACE_EVENT(api_cqm_rssi_notify, + TP_PROTO(struct ieee80211_sub_if_data *sdata, + enum nl80211_cqm_rssi_threshold_event rssi_event, + s32 rssi_level), - TP_ARGS(local, sdata, key_idx), + TP_ARGS(sdata, rssi_event, rssi_level), TP_STRUCT__entry( - LOCAL_ENTRY VIF_ENTRY - __field(int, key_idx) + __field(u32, rssi_event) + __field(s32, rssi_level) ), TP_fast_assign( - LOCAL_ASSIGN; VIF_ASSIGN; - __entry->key_idx = key_idx; + __entry->rssi_event = rssi_event; + __entry->rssi_level = rssi_level; ), - TP_printk(LOCAL_PR_FMT VIF_PR_FMT " key_idx:%d", - LOCAL_PR_ARG, VIF_PR_ARG, __entry->key_idx) + TP_printk( + VIF_PR_FMT " event:%d rssi:%d", + VIF_PR_ARG, __entry->rssi_event, __entry->rssi_level + ) ); -TRACE_EVENT(api_radar_detected, - TP_PROTO(struct ieee80211_local *local), +DEFINE_EVENT(local_sdata_evt, api_cqm_beacon_loss_notify, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata), + TP_ARGS(local, sdata) +); - TP_ARGS(local), +TRACE_EVENT(api_scan_completed, + TP_PROTO(struct ieee80211_local *local, bool aborted), + + TP_ARGS(local, aborted), TP_STRUCT__entry( LOCAL_ENTRY + __field(bool, aborted) ), TP_fast_assign( LOCAL_ASSIGN; + __entry->aborted = aborted; ), TP_printk( - LOCAL_PR_FMT " radar detected", - LOCAL_PR_ARG + LOCAL_PR_FMT " aborted:%d", + LOCAL_PR_ARG, __entry->aborted ) ); -TRACE_EVENT(drv_channel_switch_beacon, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct cfg80211_chan_def *chandef), +TRACE_EVENT(api_sched_scan_results, + TP_PROTO(struct ieee80211_local *local), - TP_ARGS(local, sdata, chandef), + TP_ARGS(local), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY - CHANDEF_ENTRY ), TP_fast_assign( LOCAL_ASSIGN; - VIF_ASSIGN; - CHANDEF_ASSIGN(chandef); ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT " channel switch to " CHANDEF_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG + LOCAL_PR_FMT, LOCAL_PR_ARG ) ); -TRACE_EVENT(drv_pre_channel_switch, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_channel_switch *ch_switch), +TRACE_EVENT(api_sched_scan_stopped, + TP_PROTO(struct ieee80211_local *local), - TP_ARGS(local, sdata, ch_switch), + TP_ARGS(local), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY - CHANDEF_ENTRY - __field(u64, timestamp) - __field(u32, device_timestamp) - __field(bool, block_tx) - __field(u8, count) ), TP_fast_assign( LOCAL_ASSIGN; - VIF_ASSIGN; - CHANDEF_ASSIGN(&ch_switch->chandef) - __entry->timestamp = ch_switch->timestamp; - __entry->device_timestamp = ch_switch->device_timestamp; - __entry->block_tx = ch_switch->block_tx; - __entry->count = ch_switch->count; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT " prepare channel switch to " - CHANDEF_PR_FMT " count:%d block_tx:%d timestamp:%llu", - LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->count, - __entry->block_tx, __entry->timestamp + LOCAL_PR_FMT, LOCAL_PR_ARG ) ); -DEFINE_EVENT(local_sdata_evt, drv_post_channel_switch, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata), - TP_ARGS(local, sdata) -); - -DEFINE_EVENT(local_sdata_evt, drv_abort_channel_switch, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata), - TP_ARGS(local, sdata) -); - -TRACE_EVENT(drv_channel_switch_rx_beacon, +TRACE_EVENT(api_sta_block_awake, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_channel_switch *ch_switch), + struct ieee80211_sta *sta, bool block), - TP_ARGS(local, sdata, ch_switch), + TP_ARGS(local, sta, block), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY - CHANDEF_ENTRY - __field(u64, timestamp) - __field(u32, device_timestamp) - __field(bool, block_tx) - __field(u8, count) + STA_ENTRY + __field(bool, block) ), TP_fast_assign( LOCAL_ASSIGN; - VIF_ASSIGN; - CHANDEF_ASSIGN(&ch_switch->chandef) - __entry->timestamp = ch_switch->timestamp; - __entry->device_timestamp = ch_switch->device_timestamp; - __entry->block_tx = ch_switch->block_tx; - __entry->count = ch_switch->count; + STA_ASSIGN; + __entry->block = block; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT - " received a channel switch beacon to " - CHANDEF_PR_FMT " count:%d block_tx:%d timestamp:%llu", - LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->count, - __entry->block_tx, __entry->timestamp + LOCAL_PR_FMT STA_PR_FMT " block:%d", + LOCAL_PR_ARG, STA_PR_ARG, __entry->block ) ); -TRACE_EVENT(drv_get_txpower, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - int dbm, int ret), +TRACE_EVENT(api_chswitch_done, + TP_PROTO(struct ieee80211_sub_if_data *sdata, bool success), - TP_ARGS(local, sdata, dbm, ret), + TP_ARGS(sdata, success), TP_STRUCT__entry( - LOCAL_ENTRY VIF_ENTRY - __field(int, dbm) - __field(int, ret) + __field(bool, success) ), TP_fast_assign( - LOCAL_ASSIGN; VIF_ASSIGN; - __entry->dbm = dbm; - __entry->ret = ret; + __entry->success = success; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT " dbm:%d ret:%d", - LOCAL_PR_ARG, VIF_PR_ARG, __entry->dbm, __entry->ret + VIF_PR_FMT " success=%d", + VIF_PR_ARG, __entry->success ) ); -TRACE_EVENT(drv_tdls_channel_switch, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_sta *sta, u8 oper_class, - struct cfg80211_chan_def *chandef), +DEFINE_EVENT(local_only_evt, api_ready_on_channel, + TP_PROTO(struct ieee80211_local *local), + TP_ARGS(local) +); - TP_ARGS(local, sdata, sta, oper_class, chandef), +DEFINE_EVENT(local_only_evt, api_remain_on_channel_expired, + TP_PROTO(struct ieee80211_local *local), + TP_ARGS(local) +); + +TRACE_EVENT(api_gtk_rekey_notify, + TP_PROTO(struct ieee80211_sub_if_data *sdata, + const u8 *bssid, const u8 *replay_ctr), + + TP_ARGS(sdata, bssid, replay_ctr), TP_STRUCT__entry( - LOCAL_ENTRY VIF_ENTRY - STA_ENTRY - __field(u8, oper_class) - CHANDEF_ENTRY + __array(u8, bssid, ETH_ALEN) + __array(u8, replay_ctr, NL80211_REPLAY_CTR_LEN) ), TP_fast_assign( - LOCAL_ASSIGN; VIF_ASSIGN; - STA_ASSIGN; - __entry->oper_class = oper_class; - CHANDEF_ASSIGN(chandef) + memcpy(__entry->bssid, bssid, ETH_ALEN); + memcpy(__entry->replay_ctr, replay_ctr, NL80211_REPLAY_CTR_LEN); ), - TP_printk( - LOCAL_PR_FMT VIF_PR_FMT " tdls channel switch to" - CHANDEF_PR_FMT " oper_class:%d " STA_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->oper_class, - STA_PR_ARG - ) + TP_printk(VIF_PR_FMT, VIF_PR_ARG) ); -TRACE_EVENT(drv_tdls_cancel_channel_switch, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_sta *sta), +TRACE_EVENT(api_enable_rssi_reports, + TP_PROTO(struct ieee80211_sub_if_data *sdata, + int rssi_min_thold, int rssi_max_thold), - TP_ARGS(local, sdata, sta), + TP_ARGS(sdata, rssi_min_thold, rssi_max_thold), TP_STRUCT__entry( - LOCAL_ENTRY VIF_ENTRY - STA_ENTRY + __field(int, rssi_min_thold) + __field(int, rssi_max_thold) ), TP_fast_assign( - LOCAL_ASSIGN; VIF_ASSIGN; - STA_ASSIGN; + __entry->rssi_min_thold = rssi_min_thold; + __entry->rssi_max_thold = rssi_max_thold; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT - " tdls cancel channel switch with " STA_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG + VIF_PR_FMT " rssi_min_thold =%d, rssi_max_thold = %d", + VIF_PR_ARG, __entry->rssi_min_thold, __entry->rssi_max_thold ) ); -TRACE_EVENT(drv_tdls_recv_channel_switch, +TRACE_EVENT(api_eosp, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_tdls_ch_sw_params *params), + struct ieee80211_sta *sta), - TP_ARGS(local, sdata, params), + TP_ARGS(local, sta), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY - __field(u8, action_code) STA_ENTRY - CHANDEF_ENTRY - __field(u32, status) - __field(bool, peer_initiator) - __field(u32, timestamp) - __field(u16, switch_time) - __field(u16, switch_timeout) ), TP_fast_assign( LOCAL_ASSIGN; - VIF_ASSIGN; - STA_NAMED_ASSIGN(params->sta); - CHANDEF_ASSIGN(params->chandef) - __entry->peer_initiator = params->sta->tdls_initiator; - __entry->action_code = params->action_code; - __entry->status = params->status; - __entry->timestamp = params->timestamp; - __entry->switch_time = params->switch_time; - __entry->switch_timeout = params->switch_timeout; + STA_ASSIGN; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT " received tdls channel switch packet" - " action:%d status:%d time:%d switch time:%d switch" - " timeout:%d initiator: %d chan:" CHANDEF_PR_FMT STA_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG, __entry->action_code, __entry->status, - __entry->timestamp, __entry->switch_time, - __entry->switch_timeout, __entry->peer_initiator, - CHANDEF_PR_ARG, STA_PR_ARG + LOCAL_PR_FMT STA_PR_FMT, + LOCAL_PR_ARG, STA_PR_ARG ) ); -TRACE_EVENT(drv_wake_tx_queue, +TRACE_EVENT(api_send_eosp_nullfunc, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct txq_info *txq), + struct ieee80211_sta *sta, + u8 tid), - TP_ARGS(local, sdata, txq), + TP_ARGS(local, sta, tid), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY STA_ENTRY - __field(u8, ac) __field(u8, tid) ), TP_fast_assign( - struct ieee80211_sta *sta = txq->txq.sta; - LOCAL_ASSIGN; - VIF_ASSIGN; STA_ASSIGN; - __entry->ac = txq->txq.ac; - __entry->tid = txq->txq.tid; + __entry->tid = tid; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " ac:%d tid:%d", - LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->ac, __entry->tid + LOCAL_PR_FMT STA_PR_FMT " tid:%d", + LOCAL_PR_ARG, STA_PR_ARG, __entry->tid ) ); -TRACE_EVENT(drv_get_ftm_responder_stats, +TRACE_EVENT(api_sta_set_buffered, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct cfg80211_ftm_responder_stats *ftm_stats), + struct ieee80211_sta *sta, + u8 tid, bool buffered), - TP_ARGS(local, sdata, ftm_stats), + TP_ARGS(local, sta, tid, buffered), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY + STA_ENTRY + __field(u8, tid) + __field(bool, buffered) ), TP_fast_assign( LOCAL_ASSIGN; - VIF_ASSIGN; + STA_ASSIGN; + __entry->tid = tid; + __entry->buffered = buffered; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG + LOCAL_PR_FMT STA_PR_FMT " tid:%d buffered:%d", + LOCAL_PR_ARG, STA_PR_ARG, __entry->tid, __entry->buffered ) ); -DEFINE_EVENT(local_sdata_addr_evt, drv_update_vif_offload, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata), - TP_ARGS(local, sdata) -); - -DECLARE_EVENT_CLASS(sta_flag_evt, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_sta *sta, bool enabled), +TRACE_EVENT(api_radar_detected, + TP_PROTO(struct ieee80211_local *local), - TP_ARGS(local, sdata, sta, enabled), + TP_ARGS(local), TP_STRUCT__entry( LOCAL_ENTRY - VIF_ENTRY - STA_ENTRY - __field(bool, enabled) ), TP_fast_assign( LOCAL_ASSIGN; - VIF_ASSIGN; - STA_ASSIGN; - __entry->enabled = enabled; ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " enabled:%d", - LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, __entry->enabled + LOCAL_PR_FMT " radar detected", + LOCAL_PR_ARG ) ); -DEFINE_EVENT(sta_flag_evt, drv_sta_set_4addr, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_sta *sta, bool enabled), - - TP_ARGS(local, sdata, sta, enabled) -); - -DEFINE_EVENT(sta_flag_evt, drv_sta_set_decap_offload, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_sta *sta, bool enabled), - - TP_ARGS(local, sdata, sta, enabled) -); +/* + * Tracing for internal functions + * (which may also be called in response to driver calls) + */ -TRACE_EVENT(drv_add_twt_setup, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sta *sta, - struct ieee80211_twt_setup *twt, - struct ieee80211_twt_params *twt_agrt), +TRACE_EVENT(wake_queue, + TP_PROTO(struct ieee80211_local *local, u16 queue, + enum queue_stop_reason reason), - TP_ARGS(local, sta, twt, twt_agrt), + TP_ARGS(local, queue, reason), TP_STRUCT__entry( LOCAL_ENTRY - STA_ENTRY - __field(u8, dialog_token) - __field(u8, control) - __field(__le16, req_type) - __field(__le64, twt) - __field(u8, duration) - __field(__le16, mantissa) - __field(u8, channel) + __field(u16, queue) + __field(u32, reason) ), TP_fast_assign( LOCAL_ASSIGN; - STA_ASSIGN; - __entry->dialog_token = twt->dialog_token; - __entry->control = twt->control; - __entry->req_type = twt_agrt->req_type; - __entry->twt = twt_agrt->twt; - __entry->duration = twt_agrt->min_twt_dur; - __entry->mantissa = twt_agrt->mantissa; - __entry->channel = twt_agrt->channel; + __entry->queue = queue; + __entry->reason = reason; ), TP_printk( - LOCAL_PR_FMT STA_PR_FMT - " token:%d control:0x%02x req_type:0x%04x" - " twt:%llu duration:%d mantissa:%d channel:%d", - LOCAL_PR_ARG, STA_PR_ARG, __entry->dialog_token, - __entry->control, le16_to_cpu(__entry->req_type), - le64_to_cpu(__entry->twt), __entry->duration, - le16_to_cpu(__entry->mantissa), __entry->channel + LOCAL_PR_FMT " queue:%d, reason:%d", + LOCAL_PR_ARG, __entry->queue, __entry->reason ) ); -TRACE_EVENT(drv_twt_teardown_request, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sta *sta, u8 flowid), +TRACE_EVENT(stop_queue, + TP_PROTO(struct ieee80211_local *local, u16 queue, + enum queue_stop_reason reason), - TP_ARGS(local, sta, flowid), + TP_ARGS(local, queue, reason), TP_STRUCT__entry( LOCAL_ENTRY - STA_ENTRY - __field(u8, flowid) + __field(u16, queue) + __field(u32, reason) ), TP_fast_assign( LOCAL_ASSIGN; - STA_ASSIGN; - __entry->flowid = flowid; + __entry->queue = queue; + __entry->reason = reason; ), TP_printk( - LOCAL_PR_FMT STA_PR_FMT " flowid:%d", - LOCAL_PR_ARG, STA_PR_ARG, __entry->flowid + LOCAL_PR_FMT " queue:%d, reason:%d", + LOCAL_PR_ARG, __entry->queue, __entry->reason ) ); -DEFINE_EVENT(sta_event, drv_net_fill_forward_path, - TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata, - struct ieee80211_sta *sta), - TP_ARGS(local, sdata, sta) -); - #endif /* !__MAC80211_DRIVER_TRACE || TRACE_HEADER_MULTI_READ */ #undef TRACE_INCLUDE_PATH -- cgit v1.2.3 From e5c0ee01fedf2df42426ac4b3c45b4c5cd49de4a Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 1 Jun 2022 14:16:00 +0200 Subject: wifi: mac80211: status: look up band only where needed For MLD, we might eventually not really know the band on status, but some code assumes it's there. Move the sband lookup deep to the code that actually needs it, to make it clear where exactly it's needed and for what purposes. For rate control, at least initially we won't support it in MLO, so that won't be an issue. For TX monitoring, we may have to elide the rate and/or rely on ieee80211_tx_status_ext() for rate information. This also simplifies the function prototypes. Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 1 - net/mac80211/rate.c | 4 +++- net/mac80211/rate.h | 1 - net/mac80211/status.c | 22 +++++++++------------- net/mac80211/tx.c | 8 +------- 5 files changed, 13 insertions(+), 23 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index c3387ffe27f5..8286e607152c 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2036,7 +2036,6 @@ struct sk_buff * ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, u32 info_flags); void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb, - struct ieee80211_supported_band *sband, int retry_count, int shift, bool send_to_cooked, struct ieee80211_tx_status *status); diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index 402e898b75c3..c58d9689f51f 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -68,16 +68,18 @@ void rate_control_rate_init(struct sta_info *sta) } void rate_control_tx_status(struct ieee80211_local *local, - struct ieee80211_supported_band *sband, struct ieee80211_tx_status *st) { struct rate_control_ref *ref = local->rate_ctrl; struct sta_info *sta = container_of(st->sta, struct sta_info, sta); void *priv_sta = sta->rate_ctrl_priv; + struct ieee80211_supported_band *sband; if (!ref || !test_sta_flag(sta, WLAN_STA_RATE_CONTROL)) return; + sband = local->hw.wiphy->bands[st->info->band]; + spin_lock_bh(&sta->rate_ctrl_lock); if (ref->ops->tx_status_ext) ref->ops->tx_status_ext(ref->priv, sband, priv_sta, st); diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h index fbc8bdb54c43..d89c13584dc8 100644 --- a/net/mac80211/rate.h +++ b/net/mac80211/rate.h @@ -27,7 +27,6 @@ void rate_control_get_rate(struct ieee80211_sub_if_data *sdata, struct ieee80211_tx_rate_control *txrc); void rate_control_tx_status(struct ieee80211_local *local, - struct ieee80211_supported_band *sband, struct ieee80211_tx_status *st); void rate_control_rate_init(struct sta_info *sta); diff --git a/net/mac80211/status.c b/net/mac80211/status.c index d9cad6ad7a65..5c2202a7ea1c 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -293,7 +293,6 @@ static int ieee80211_tx_radiotap_len(struct ieee80211_tx_info *info, static void ieee80211_add_tx_radiotap_header(struct ieee80211_local *local, - struct ieee80211_supported_band *sband, struct sk_buff *skb, int retry_count, int rtap_len, int shift, struct ieee80211_tx_status *status) @@ -336,9 +335,13 @@ ieee80211_add_tx_radiotap_header(struct ieee80211_local *local, legacy_rate = status_rate->rate_idx.legacy; } else if (info->status.rates[0].idx >= 0 && !(info->status.rates[0].flags & (IEEE80211_TX_RC_MCS | - IEEE80211_TX_RC_VHT_MCS))) + IEEE80211_TX_RC_VHT_MCS))) { + struct ieee80211_supported_band *sband; + + sband = local->hw.wiphy->bands[info->band]; legacy_rate = sband->bitrates[info->status.rates[0].idx].bitrate; + } if (legacy_rate) { rthdr->it_present |= cpu_to_le32(BIT(IEEE80211_RADIOTAP_RATE)); @@ -845,7 +848,6 @@ static int ieee80211_tx_get_rates(struct ieee80211_hw *hw, } void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb, - struct ieee80211_supported_band *sband, int retry_count, int shift, bool send_to_cooked, struct ieee80211_tx_status *status) { @@ -862,7 +864,7 @@ void ieee80211_tx_monitor(struct ieee80211_local *local, struct sk_buff *skb, dev_kfree_skb(skb); return; } - ieee80211_add_tx_radiotap_header(local, sband, skb, retry_count, + ieee80211_add_tx_radiotap_header(local, skb, retry_count, rtap_len, shift, status); /* XXX: is this sufficient for BPF? */ @@ -912,7 +914,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw, struct ieee80211_tx_info *info = status->info; struct sta_info *sta; __le16 fc; - struct ieee80211_supported_band *sband; bool send_to_cooked; bool acked; bool noack_success; @@ -920,7 +921,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw, int shift = 0; int tid = IEEE80211_NUM_TIDS; - sband = local->hw.wiphy->bands[info->band]; fc = hdr->frame_control; if (status->sta) { @@ -1082,7 +1082,7 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw, } /* send to monitor interfaces */ - ieee80211_tx_monitor(local, skb, sband, retry_count, shift, + ieee80211_tx_monitor(local, skb, retry_count, shift, send_to_cooked, status); } @@ -1114,7 +1114,6 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw, struct ieee80211_tx_info *info = status->info; struct ieee80211_sta *pubsta = status->sta; struct sk_buff *skb = status->skb; - struct ieee80211_supported_band *sband; struct sta_info *sta = NULL; int rates_idx, retry_count; bool acked, noack_success, ack_signal_valid; @@ -1145,8 +1144,6 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw, rates_idx = ieee80211_tx_get_rates(hw, info, &retry_count); - sband = hw->wiphy->bands[info->band]; - acked = !!(info->flags & IEEE80211_TX_STAT_ACK); noack_success = !!(info->flags & IEEE80211_TX_STAT_NOACK_TRANSMITTED); ack_signal_valid = @@ -1201,7 +1198,7 @@ void ieee80211_tx_status_ext(struct ieee80211_hw *hw, } } - rate_control_tx_status(local, sband, status); + rate_control_tx_status(local, status); if (ieee80211_vif_is_mesh(&sta->sdata->vif)) ieee80211s_update_metric(local, sta, status); } @@ -1239,14 +1236,13 @@ void ieee80211_tx_rate_update(struct ieee80211_hw *hw, struct ieee80211_tx_info *info) { struct ieee80211_local *local = hw_to_local(hw); - struct ieee80211_supported_band *sband = hw->wiphy->bands[info->band]; struct sta_info *sta = container_of(pubsta, struct sta_info, sta); struct ieee80211_tx_status status = { .info = info, .sta = pubsta, }; - rate_control_tx_status(local, sband, &status); + rate_control_tx_status(local, &status); if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) sta->deflink.tx_stats.last_rate = info->status.rates[0]; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 8530363b2666..f2229b120bdd 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -5228,7 +5228,6 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, struct ieee80211_mutable_offsets offs = {}; struct sk_buff *bcn = __ieee80211_beacon_get(hw, vif, &offs, false); struct sk_buff *copy; - struct ieee80211_supported_band *sband; int shift; if (!bcn) @@ -5250,12 +5249,7 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, return bcn; shift = ieee80211_vif_get_shift(vif); - sband = ieee80211_get_sband(vif_to_sdata(vif)); - if (!sband) - return bcn; - - ieee80211_tx_monitor(hw_to_local(hw), copy, sband, 1, shift, false, - NULL); + ieee80211_tx_monitor(hw_to_local(hw), copy, 1, shift, false, NULL); return bcn; } -- cgit v1.2.3 From 27f852de7e5c70f9172de6120e12d6c498069006 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 1 Jun 2022 14:25:44 +0200 Subject: wifi: mac80211: tx: simplify chanctx_conf handling In ieee80211_build_hdr() we do the same thing for all interface types except for AP_VLAN, but we can simplify the code by pulling the common thing in front of the switch and overriding it for AP_VLAN. This will also simplify the code for MLD here later. Signed-off-by: Johannes Berg --- net/mac80211/tx.c | 45 +++++++++------------------------------------ 1 file changed, 9 insertions(+), 36 deletions(-) diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index f2229b120bdd..0589d2d66fe6 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -2584,6 +2584,8 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, ethertype = (skb->data[12] << 8) | skb->data[13]; fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA); + chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + switch (sdata->vif.type) { case NL80211_IFTYPE_AP_VLAN: if (sdata->wdev.use_4addr) { @@ -2597,31 +2599,20 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED); wme_sta = sta->sta.wme; } + /* override chanctx_conf from AP (we don't have one) */ ap_sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap); chanctx_conf = rcu_dereference(ap_sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; - } - band = chanctx_conf->def.chan->band; if (sdata->wdev.use_4addr) break; fallthrough; case NL80211_IFTYPE_AP: - if (sdata->vif.type == NL80211_IFTYPE_AP) - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; - } fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS); /* DA BSSID SA */ memcpy(hdr.addr1, skb->data, ETH_ALEN); memcpy(hdr.addr2, sdata->vif.addr, ETH_ALEN); memcpy(hdr.addr3, skb->data + ETH_ALEN, ETH_ALEN); hdrlen = 24; - band = chanctx_conf->def.chan->band; break; #ifdef CONFIG_MAC80211_MESH case NL80211_IFTYPE_MESH_POINT: @@ -2689,12 +2680,6 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, skb->data + ETH_ALEN); } - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; - } - band = chanctx_conf->def.chan->band; /* For injected frames, fill RA right away as nexthop lookup * will be skipped. @@ -2732,12 +2717,6 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, memcpy(hdr.addr3, skb->data, ETH_ALEN); hdrlen = 24; } - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; - } - band = chanctx_conf->def.chan->band; break; case NL80211_IFTYPE_OCB: /* DA SA BSSID */ @@ -2745,12 +2724,6 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); eth_broadcast_addr(hdr.addr3); hdrlen = 24; - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; - } - band = chanctx_conf->def.chan->band; break; case NL80211_IFTYPE_ADHOC: /* DA SA BSSID */ @@ -2758,18 +2731,18 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); memcpy(hdr.addr3, sdata->u.ibss.bssid, ETH_ALEN); hdrlen = 24; - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; - } - band = chanctx_conf->def.chan->band; break; default: ret = -EINVAL; goto free; } + if (!chanctx_conf) { + ret = -ENOTCONN; + goto free; + } + band = chanctx_conf->def.chan->band; + multicast = is_multicast_ether_addr(hdr.addr1); /* sta is always NULL for mesh */ -- cgit v1.2.3 From 0f7594489a8ab154edb899e84f877def0b48fbd0 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 18:00:00 +0200 Subject: wifi: cfg80211: mlme: get BSS entry outside cfg80211_mlme_assoc() Today it makes more sense to pass the necessary parameters to look up the BSS entry to cfg80211_mlme_assoc(), but with MLO we will need to look up multiple, and that gets awkward. Pull the lookup code into the callers so we can change it better. Signed-off-by: Johannes Berg --- net/wireless/core.h | 3 --- net/wireless/mlme.c | 17 ++++------------- net/wireless/nl80211.c | 14 +++++++++++--- net/wireless/sme.c | 15 ++++++++++++--- 4 files changed, 27 insertions(+), 22 deletions(-) diff --git a/net/wireless/core.h b/net/wireless/core.h index 2c195067ddff..f20857f36764 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -372,9 +372,6 @@ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, const u8 *auth_data, int auth_data_len); int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, struct net_device *dev, - struct ieee80211_channel *chan, - const u8 *bssid, - const u8 *ssid, int ssid_len, struct cfg80211_assoc_request *req); int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev, struct net_device *dev, const u8 *bssid, diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index fab2d6206cdd..1263623a7a32 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -309,11 +309,9 @@ void cfg80211_oper_and_vht_capa(struct ieee80211_vht_cap *vht_capa, p1[i] &= p2[i]; } +/* Note: caller must cfg80211_put_bss() regardless of result */ int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, struct net_device *dev, - struct ieee80211_channel *chan, - const u8 *bssid, - const u8 *ssid, int ssid_len, struct cfg80211_assoc_request *req) { struct wireless_dev *wdev = dev->ieee80211_ptr; @@ -331,18 +329,11 @@ int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, cfg80211_oper_and_vht_capa(&req->vht_capa_mask, rdev->wiphy.vht_capa_mod_mask); - req->bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, - IEEE80211_BSS_TYPE_ESS, - IEEE80211_PRIVACY_ANY); - if (!req->bss) - return -ENOENT; - err = rdev_assoc(rdev, dev, req); - if (!err) + if (!err) { + cfg80211_ref_bss(&rdev->wiphy, req->bss); cfg80211_hold_bss(bss_from_pub(req->bss)); - else - cfg80211_put_bss(&rdev->wiphy, req->bss); - + } return err; } diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index af31978fc9cc..5ccd2b0f68c9 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -10431,7 +10431,7 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) struct ieee80211_channel *chan; struct cfg80211_assoc_request req = {}; const u8 *bssid, *ssid; - int err, ssid_len = 0; + int err, ssid_len; u32 freq; if (dev->ieee80211_ptr->conn_owner_nlportid && @@ -10553,12 +10553,18 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) sizeof(req.s1g_capa)); } + req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, + ssid, ssid_len, + IEEE80211_BSS_TYPE_ESS, + IEEE80211_PRIVACY_ANY); + if (!req.bss) + return -ENOENT; + err = nl80211_crypto_settings(rdev, info, &req.crypto, 1); if (!err) { wdev_lock(dev->ieee80211_ptr); - err = cfg80211_mlme_assoc(rdev, dev, chan, bssid, - ssid, ssid_len, &req); + err = cfg80211_mlme_assoc(rdev, dev, &req); if (!err && info->attrs[NL80211_ATTR_SOCKET_OWNER]) { dev->ieee80211_ptr->conn_owner_nlportid = @@ -10570,6 +10576,8 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) wdev_unlock(dev->ieee80211_ptr); } + cfg80211_put_bss(&rdev->wiphy, req.bss); + return err; } diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 35602201057b..c869152629b6 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -193,9 +193,18 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev, req.vht_capa = params->vht_capa; req.vht_capa_mask = params->vht_capa_mask; - err = cfg80211_mlme_assoc(rdev, wdev->netdev, params->channel, - params->bssid, params->ssid, - params->ssid_len, &req); + req.bss = cfg80211_get_bss(&rdev->wiphy, params->channel, + params->bssid, + params->ssid, params->ssid_len, + IEEE80211_BSS_TYPE_ESS, + IEEE80211_PRIVACY_ANY); + if (!req.bss) { + err = -ENOENT; + } else { + err = cfg80211_mlme_assoc(rdev, wdev->netdev, &req); + cfg80211_put_bss(&rdev->wiphy, req.bss); + } + if (err) cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid, NULL, 0, -- cgit v1.2.3 From 9ecff10e82a59541d407495c5ad170c6d19e0a98 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 18:31:19 +0200 Subject: wifi: nl80211: refactor BSS lookup in nl80211_associate() For MLO we'll need to do this multiple times, so refactor this. For now keep the disconnect_bssid, but we'll need to figure out how to handle that with MLD. Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 59 ++++++++++++++++++++++++++++++++------------------ 1 file changed, 38 insertions(+), 21 deletions(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5ccd2b0f68c9..28748b4f9a86 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -10424,23 +10424,53 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev, return 0; } +static struct cfg80211_bss *nl80211_assoc_bss(struct cfg80211_registered_device *rdev, + const u8 *ssid, int ssid_len, + struct nlattr **attrs, + const u8 **bssid_out) +{ + struct ieee80211_channel *chan; + struct cfg80211_bss *bss; + const u8 *bssid; + u32 freq; + + if (!attrs[NL80211_ATTR_MAC] || !attrs[NL80211_ATTR_WIPHY_FREQ]) + return ERR_PTR(-EINVAL); + + bssid = nla_data(attrs[NL80211_ATTR_MAC]); + + freq = MHZ_TO_KHZ(nla_get_u32(attrs[NL80211_ATTR_WIPHY_FREQ])); + if (attrs[NL80211_ATTR_WIPHY_FREQ_OFFSET]) + freq += nla_get_u32(attrs[NL80211_ATTR_WIPHY_FREQ_OFFSET]); + + chan = nl80211_get_valid_chan(&rdev->wiphy, freq); + if (!chan) + return ERR_PTR(-EINVAL); + + bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, + ssid, ssid_len, + IEEE80211_BSS_TYPE_ESS, + IEEE80211_PRIVACY_ANY); + if (!bss) + return ERR_PTR(-ENOENT); + + *bssid_out = bssid; + return bss; +} + static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct net_device *dev = info->user_ptr[1]; - struct ieee80211_channel *chan; struct cfg80211_assoc_request req = {}; const u8 *bssid, *ssid; int err, ssid_len; - u32 freq; if (dev->ieee80211_ptr->conn_owner_nlportid && dev->ieee80211_ptr->conn_owner_nlportid != info->snd_portid) return -EPERM; - if (!info->attrs[NL80211_ATTR_MAC] || - !info->attrs[NL80211_ATTR_SSID] || - !info->attrs[NL80211_ATTR_WIPHY_FREQ]) + if (!info->attrs[NL80211_ATTR_SSID]) return -EINVAL; if (!rdev->ops->assoc) @@ -10450,16 +10480,6 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_CLIENT) return -EOPNOTSUPP; - bssid = nla_data(info->attrs[NL80211_ATTR_MAC]); - - freq = MHZ_TO_KHZ(nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ])); - if (info->attrs[NL80211_ATTR_WIPHY_FREQ_OFFSET]) - freq += - nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ_OFFSET]); - chan = nl80211_get_valid_chan(&rdev->wiphy, freq); - if (!chan) - return -EINVAL; - ssid = nla_data(info->attrs[NL80211_ATTR_SSID]); ssid_len = nla_len(info->attrs[NL80211_ATTR_SSID]); @@ -10553,12 +10573,9 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) sizeof(req.s1g_capa)); } - req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, - ssid, ssid_len, - IEEE80211_BSS_TYPE_ESS, - IEEE80211_PRIVACY_ANY); - if (!req.bss) - return -ENOENT; + req.bss = nl80211_assoc_bss(rdev, ssid, ssid_len, info->attrs, &bssid); + if (IS_ERR(req.bss)) + return PTR_ERR(req.bss); err = nl80211_crypto_settings(rdev, info, &req.crypto, 1); if (!err) { -- cgit v1.2.3 From 0f48b8b88aa9ed7b65d7cb55dbc57ec914ddada1 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 14:03:38 +0200 Subject: wifi: ieee80211: add definitions for multi-link element Add the definitions necessary to build and parse some of the multi-link element, the per-STA profile isn't fully included. Signed-off-by: Johannes Berg --- include/linux/ieee80211.h | 222 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 222 insertions(+) diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index e15771965916..870f659087d6 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -4379,4 +4379,226 @@ enum ieee80211_range_params_max_total_ltf { /* multi-link device */ #define IEEE80211_MLD_MAX_NUM_LINKS 15 +#define IEEE80211_ML_CONTROL_TYPE 0x0007 +#define IEEE80211_ML_CONTROL_TYPE_BASIC 0 +#define IEEE80211_ML_CONTROL_TYPE_PREQ 1 +#define IEEE80211_ML_CONTROL_TYPE_RECONF 2 +#define IEEE80211_ML_CONTROL_TYPE_TDLS 3 +#define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS 4 +#define IEEE80211_ML_CONTROL_PRESENCE_MASK 0xfff0 + +struct ieee80211_multi_link_elem { + __le16 control; + u8 variable[]; +} __packed; + +#define IEEE80211_MLC_BASIC_PRES_LINK_ID 0x0010 +#define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT 0x0020 +#define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY 0x0040 +#define IEEE80211_MLC_BASIC_PRES_EML_CAPA 0x0080 +#define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP 0x0100 +#define IEEE80211_MLC_BASIC_PRES_MLD_ID 0x0200 + +#define IEEE80211_MED_SYNC_DELAY_DURATION 0x00ff +#define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH 0x0f00 +#define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS 0xf000 + +#define IEEE80211_EML_CAP_EMLSR_SUPP 0x0001 +#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x000e +#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US 0 +#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 1 +#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US 2 +#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US 3 +#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 4 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x0070 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US 0 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US 1 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US 2 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 3 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US 4 +#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 5 +#define IEEE80211_EML_CAP_EMLMR_SUPPORT 0x0080 +#define IEEE80211_EML_CAP_EMLMR_DELAY 0x0700 +#define IEEE80211_EML_CAP_EMLMR_DELAY_0US 0 +#define IEEE80211_EML_CAP_EMLMR_DELAY_32US 1 +#define IEEE80211_EML_CAP_EMLMR_DELAY_64US 2 +#define IEEE80211_EML_CAP_EMLMR_DELAY_128US 3 +#define IEEE80211_EML_CAP_EMLMR_DELAY_256US 4 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x7800 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0 0 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US 1 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US 2 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US 3 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU 4 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU 5 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU 6 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU 7 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU 8 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU 9 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU 10 +#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 11 + +#define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f +#define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010 +#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060 +#define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80 +#define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000 + +struct ieee80211_mle_basic_common_info { + u8 len; + u8 mld_mac_addr[ETH_ALEN]; + u8 variable[]; +} __packed; + +#define IEEE80211_MLC_PREQ_PRES_MLD_ID 0x0010 + +struct ieee80211_mle_preq_common_info { + u8 len; + u8 variable[]; +} __packed; + +#define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR 0x0010 + +/* no fixed fields in RECONF */ + +struct ieee80211_mle_tdls_common_info { + u8 len; + u8 ap_mld_mac_addr[ETH_ALEN]; +} __packed; + +#define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR 0x0010 + +/* no fixed fields in PRIO_ACCESS */ + +/** + * ieee80211_mle_common_size - check multi-link element common size + * @data: multi-link element, must already be checked for size using + * ieee80211_mle_size_ok() + */ +static inline u8 ieee80211_mle_common_size(const u8 *data) +{ + const struct ieee80211_multi_link_elem *mle = (const void *)data; + u16 control = le16_to_cpu(mle->control); + u8 common = 0; + + switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { + case IEEE80211_ML_CONTROL_TYPE_BASIC: + common += sizeof(struct ieee80211_mle_basic_common_info); + break; + case IEEE80211_ML_CONTROL_TYPE_PREQ: + common += sizeof(struct ieee80211_mle_preq_common_info); + break; + case IEEE80211_ML_CONTROL_TYPE_RECONF: + if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) + common += ETH_ALEN; + return common; + case IEEE80211_ML_CONTROL_TYPE_TDLS: + common += sizeof(struct ieee80211_mle_tdls_common_info); + break; + case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: + if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) + common += ETH_ALEN; + return common; + default: + WARN_ON(1); + return 0; + } + + return common + mle->variable[0]; +} + +/** + * ieee80211_mle_size_ok - validate multi-link element size + * @data: pointer to the element data + * @len: length of the containing element + */ +static inline bool ieee80211_mle_size_ok(const u8 *data, u8 len) +{ + const struct ieee80211_multi_link_elem *mle = (const void *)data; + u8 fixed = sizeof(*mle); + u8 common = 0; + bool check_common_len = false; + u16 control; + + if (len < fixed) + return false; + + control = le16_to_cpu(mle->control); + + switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) { + case IEEE80211_ML_CONTROL_TYPE_BASIC: + common += sizeof(struct ieee80211_mle_basic_common_info); + check_common_len = true; + if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) + common += 1; + if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) + common += 1; + if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) + common += 2; + if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA) + common += 2; + if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP) + common += 2; + if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID) + common += 1; + break; + case IEEE80211_ML_CONTROL_TYPE_PREQ: + common += sizeof(struct ieee80211_mle_preq_common_info); + if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID) + common += 1; + check_common_len = true; + break; + case IEEE80211_ML_CONTROL_TYPE_RECONF: + if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR) + common += ETH_ALEN; + break; + case IEEE80211_ML_CONTROL_TYPE_TDLS: + common += sizeof(struct ieee80211_mle_tdls_common_info); + check_common_len = true; + break; + case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS: + if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR) + common += ETH_ALEN; + break; + default: + /* we don't know this type */ + return true; + } + + if (len < fixed + common) + return false; + + if (!check_common_len) + return true; + + /* if present, common length is the first octet there */ + return mle->variable[0] >= common; +} + +enum ieee80211_mle_subelems { + IEEE80211_MLE_SUBELEM_PER_STA_PROFILE = 0, +}; + +#define IEEE80211_MLE_STA_CONTROL_LINK_ID 0x000f +#define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE 0x0010 +#define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT 0x0020 +#define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT 0x0040 +#define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT 0x0080 +#define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT 0x0100 +#define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT 0x0200 +#define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE 0x0400 +#define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT 0x0800 + +struct ieee80211_mle_per_sta_profile { + __le16 control; + u8 sta_info_len; + u8 variable[]; +} __packed; + +#define for_each_mle_subelement(_elem, _data, _len) \ + if (ieee80211_mle_size_ok(_data, _len)) \ + for_each_element(_elem, \ + _data + ieee80211_mle_common_size(_data),\ + _len - ieee80211_mle_common_size(_data)) + #endif /* LINUX_IEEE80211_H */ -- cgit v1.2.3 From 325839da9581ee3e881e9c318cbebbdd680cb101 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 1 Jun 2022 22:42:28 +0200 Subject: wifi: cfg80211: simplify cfg80211_mlme_auth() prototype This function has far too many parameters now, move out the BSS lookup and pass the request struct instead. Signed-off-by: Johannes Berg --- net/wireless/core.h | 8 +------- net/wireless/mlme.c | 41 ++++++++++------------------------------- net/wireless/nl80211.c | 32 ++++++++++++++++++++++---------- net/wireless/sme.c | 20 +++++++++++++------- 4 files changed, 46 insertions(+), 55 deletions(-) diff --git a/net/wireless/core.h b/net/wireless/core.h index f20857f36764..fd723fa5e2d7 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -363,13 +363,7 @@ int cfg80211_stop_ap(struct cfg80211_registered_device *rdev, /* MLME */ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, struct net_device *dev, - struct ieee80211_channel *chan, - enum nl80211_auth_type auth_type, - const u8 *bssid, - const u8 *ssid, int ssid_len, - const u8 *ie, int ie_len, - const u8 *key, int key_len, int key_idx, - const u8 *auth_data, int auth_data_len); + struct cfg80211_auth_request *req); int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_assoc_request *req); diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 1263623a7a32..532113937469 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -232,47 +232,26 @@ EXPORT_SYMBOL(cfg80211_michael_mic_failure); /* some MLME handling for userspace SME */ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, struct net_device *dev, - struct ieee80211_channel *chan, - enum nl80211_auth_type auth_type, - const u8 *bssid, - const u8 *ssid, int ssid_len, - const u8 *ie, int ie_len, - const u8 *key, int key_len, int key_idx, - const u8 *auth_data, int auth_data_len) + struct cfg80211_auth_request *req) { struct wireless_dev *wdev = dev->ieee80211_ptr; - struct cfg80211_auth_request req = { - .ie = ie, - .ie_len = ie_len, - .auth_data = auth_data, - .auth_data_len = auth_data_len, - .auth_type = auth_type, - .key = key, - .key_len = key_len, - .key_idx = key_idx, - }; - int err; ASSERT_WDEV_LOCK(wdev); - if (auth_type == NL80211_AUTHTYPE_SHARED_KEY) - if (!key || !key_len || key_idx < 0 || key_idx > 3) + if (!req->bss) + return -ENOENT; + + if (req->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { + if (!req->key || !req->key_len || + req->key_idx < 0 || req->key_idx > 3) return -EINVAL; + } if (wdev->connected && - ether_addr_equal(bssid, wdev->u.client.connected_addr)) + ether_addr_equal(req->bss->bssid, wdev->u.client.connected_addr)) return -EALREADY; - req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, - IEEE80211_BSS_TYPE_ESS, - IEEE80211_PRIVACY_ANY); - if (!req.bss) - return -ENOENT; - - err = rdev_auth(rdev, dev, &req); - - cfg80211_put_bss(&rdev->wiphy, req.bss); - return err; + return rdev_auth(rdev, dev, req); } /* Do a logical ht_capa &= ht_capa_mask. */ diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 28748b4f9a86..5a4d3ddcdf80 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -10168,11 +10168,12 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct net_device *dev = info->user_ptr[1]; struct ieee80211_channel *chan; - const u8 *bssid, *ssid, *ie = NULL, *auth_data = NULL; - int err, ssid_len, ie_len = 0, auth_data_len = 0; + const u8 *bssid, *ssid; + int err, ssid_len; enum nl80211_auth_type auth_type; struct key_parse key; bool local_state_change; + struct cfg80211_auth_request req = {}; u32 freq; if (!info->attrs[NL80211_ATTR_MAC]) @@ -10243,8 +10244,8 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) ssid_len = nla_len(info->attrs[NL80211_ATTR_SSID]); if (info->attrs[NL80211_ATTR_IE]) { - ie = nla_data(info->attrs[NL80211_ATTR_IE]); - ie_len = nla_len(info->attrs[NL80211_ATTR_IE]); + req.ie = nla_data(info->attrs[NL80211_ATTR_IE]); + req.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]); } auth_type = nla_get_u32(info->attrs[NL80211_ATTR_AUTH_TYPE]); @@ -10264,8 +10265,8 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) auth_type != NL80211_AUTHTYPE_FILS_SK_PFS && auth_type != NL80211_AUTHTYPE_FILS_PK) return -EINVAL; - auth_data = nla_data(info->attrs[NL80211_ATTR_AUTH_DATA]); - auth_data_len = nla_len(info->attrs[NL80211_ATTR_AUTH_DATA]); + req.auth_data = nla_data(info->attrs[NL80211_ATTR_AUTH_DATA]); + req.auth_data_len = nla_len(info->attrs[NL80211_ATTR_AUTH_DATA]); } local_state_change = !!info->attrs[NL80211_ATTR_LOCAL_STATE_CHANGE]; @@ -10277,12 +10278,23 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) if (local_state_change) return 0; + req.auth_type = auth_type; + req.key = key.p.key; + req.key_len = key.p.key_len; + req.key_idx = key.idx; + + req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, + IEEE80211_BSS_TYPE_ESS, + IEEE80211_PRIVACY_ANY); + if (!req.bss) + return -ENOENT; + wdev_lock(dev->ieee80211_ptr); - err = cfg80211_mlme_auth(rdev, dev, chan, auth_type, bssid, - ssid, ssid_len, ie, ie_len, - key.p.key, key.p.key_len, key.idx, - auth_data, auth_data_len); + err = cfg80211_mlme_auth(rdev, dev, &req); wdev_unlock(dev->ieee80211_ptr); + + cfg80211_put_bss(&rdev->wiphy, req.bss); + return err; } diff --git a/net/wireless/sme.c b/net/wireless/sme.c index c869152629b6..c8a99b90723b 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -147,6 +147,7 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev, { struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy); struct cfg80211_connect_params *params; + struct cfg80211_auth_request auth_req = {}; struct cfg80211_assoc_request req = {}; int err; @@ -167,13 +168,18 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev, if (WARN_ON(!rdev->ops->auth)) return -EOPNOTSUPP; wdev->conn->state = CFG80211_CONN_AUTHENTICATING; - return cfg80211_mlme_auth(rdev, wdev->netdev, - params->channel, params->auth_type, - params->bssid, - params->ssid, params->ssid_len, - NULL, 0, - params->key, params->key_len, - params->key_idx, NULL, 0); + auth_req.key = params->key; + auth_req.key_len = params->key_len; + auth_req.key_idx = params->key_idx; + auth_req.auth_type = params->auth_type; + auth_req.bss = cfg80211_get_bss(&rdev->wiphy, params->channel, + params->bssid, + params->ssid, params->ssid_len, + IEEE80211_BSS_TYPE_ESS, + IEEE80211_PRIVACY_ANY); + err = cfg80211_mlme_auth(rdev, wdev->netdev, &auth_req); + cfg80211_put_bss(&rdev->wiphy, auth_req.bss); + return err; case CFG80211_CONN_AUTH_FAILED_TIMEOUT: *treason = NL80211_TIMEOUT_AUTH; return -ENOTCONN; -- cgit v1.2.3 From 7a52107e441effadd850a7bf155c4719205ad6d7 Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Mon, 6 Jun 2022 15:51:45 +0300 Subject: wifi: mac80211_hwsim: split bss_info_changed to vif/link info_changed Replace the bss_info_changed callback with vif_cfg_changed and link_info_changed callbacks (for vif changes and link changes). Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 34 ++++++++++++++++++++++++---------- 1 file changed, 24 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index f9392bec85d9..be83904c642b 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2097,31 +2097,44 @@ static void mac80211_hwsim_bcn_en_iter(void *data, u8 *mac, (*count)++; } -static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw, +static void mac80211_hwsim_vif_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, u64 changed) { struct hwsim_vif_priv *vp = (void *)vif->drv_priv; - struct mac80211_hwsim_data *data = hw->priv; hwsim_check_magic(vif); wiphy_dbg(hw->wiphy, "%s(changed=0x%llx vif->addr=%pM)\n", __func__, changed, vif->addr); - if (changed & BSS_CHANGED_BSSID) { - wiphy_dbg(hw->wiphy, "%s: BSSID changed: %pM\n", - __func__, info->bssid); - memcpy(vp->bssid, info->bssid, ETH_ALEN); - } - if (changed & BSS_CHANGED_ASSOC) { wiphy_dbg(hw->wiphy, " ASSOC: assoc=%d aid=%d\n", vif->cfg.assoc, vif->cfg.aid); vp->assoc = vif->cfg.assoc; vp->aid = vif->cfg.aid; } +} + +static void mac80211_hwsim_link_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u32 link_id, + u64 changed) +{ + struct hwsim_vif_priv *vp = (void *)vif->drv_priv; + struct mac80211_hwsim_data *data = hw->priv; + struct ieee80211_bss_conf *info = vif->link_conf[link_id]; + + hwsim_check_magic(vif); + + wiphy_dbg(hw->wiphy, "%s(changed=0x%llx vif->addr=%pM)\n", + __func__, (unsigned long long)changed, vif->addr); + + if (changed & BSS_CHANGED_BSSID) { + wiphy_dbg(hw->wiphy, "%s: BSSID changed: %pM\n", + __func__, info->bssid); + memcpy(vp->bssid, info->bssid, ETH_ALEN); + } if (changed & BSS_CHANGED_BEACON_ENABLED) { wiphy_dbg(hw->wiphy, " BCN EN: %d (BI=%u)\n", @@ -2803,7 +2816,8 @@ static int mac80211_hwsim_tx_last_beacon(struct ieee80211_hw *hw) .remove_interface = mac80211_hwsim_remove_interface, \ .config = mac80211_hwsim_config, \ .configure_filter = mac80211_hwsim_configure_filter, \ - .bss_info_changed = mac80211_hwsim_bss_info_changed, \ + .vif_cfg_changed = mac80211_hwsim_vif_info_changed, \ + .link_info_changed = mac80211_hwsim_link_info_changed, \ .tx_last_beacon = mac80211_hwsim_tx_last_beacon, \ .sta_add = mac80211_hwsim_sta_add, \ .sta_remove = mac80211_hwsim_sta_remove, \ -- cgit v1.2.3 From a503a9535eb83afcbdcba7696b4bc7a1e17f93f2 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 8 Jun 2022 14:18:17 +0200 Subject: wifi: mac80211: ignore IEEE80211_CONF_CHANGE_SMPS in chanctx mode When channel contexts are used, IEEE80211_CONF_CHANGE_SMPS doesn't make sense and doesn't apply (which is documented). Mask it in this case. Signed-off-by: Johannes Berg --- net/mac80211/main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 0eaa1f48efa7..08f153b82a23 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -175,7 +175,8 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) changed |= ieee80211_hw_conf_chan(local); else changed &= ~(IEEE80211_CONF_CHANGE_CHANNEL | - IEEE80211_CONF_CHANGE_POWER); + IEEE80211_CONF_CHANGE_POWER | + IEEE80211_CONF_CHANGE_SMPS); if (changed && local->open_count) { ret = drv_config(local, changed); -- cgit v1.2.3 From d648c23024bd01333acd2fd5e34bcde0ffb66b16 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 19:48:33 +0200 Subject: wifi: nl80211: support MLO in auth/assoc For authentication, we need the BSS, the link_id and the AP MLD address to create the link and station, (for now) the driver assigns a link address and sends the frame, the MLD address needs to be the address of the interface. For association, pass the list of BSSes that were selected for the MLO connection, along with extra per-STA profile elements, the AP MLD address and the link ID on which the association request should be sent. Note that for now we don't have a proper way to pass the link address(es) and so the driver/mac80211 will select one, but depending on how that selection works it means that assoc w/o auth data still being around (mac80211 implementation detail) the association won't necessarily work - so this will need to be extended in the future to sort out the link addressing. Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 31 +++++++++++++++ include/uapi/linux/nl80211.h | 3 ++ net/wireless/mlme.c | 30 +++++++++++++-- net/wireless/nl80211.c | 91 ++++++++++++++++++++++++++++++++++++++++++-- net/wireless/sme.c | 2 + 5 files changed, 151 insertions(+), 6 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 772e099fc932..a4f9e6094118 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -2718,6 +2718,12 @@ static inline const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 id) * Authentication algorithm number, i.e., starting at the Authentication * transaction sequence number field. * @auth_data_len: Length of auth_data buffer in octets + * @link_id: if >= 0, indicates authentication should be done as an MLD, + * the interface address is included as the MLD address and the + * necessary link (with the given link_id) will be created (and + * given an MLD address) by the driver + * @ap_mld_addr: AP MLD address in case of authentication request with + * an AP MLD, valid iff @link_id >= 0 */ struct cfg80211_auth_request { struct cfg80211_bss *bss; @@ -2728,6 +2734,21 @@ struct cfg80211_auth_request { u8 key_len, key_idx; const u8 *auth_data; size_t auth_data_len; + s8 link_id; + const u8 *ap_mld_addr; +}; + +/** + * struct cfg80211_assoc_link - per-link information for MLO association + * @bss: the BSS pointer, see also &struct cfg80211_assoc_request::bss; + * if this is %NULL for a link, that link is not requested + * @elems: extra elements for the per-STA profile for this link + * @elems_len: length of the elements + */ +struct cfg80211_assoc_link { + struct cfg80211_bss *bss; + const u8 *elems; + size_t elems_len; }; /** @@ -2761,6 +2782,8 @@ enum cfg80211_assoc_req_flags { * given a reference that it must give back to cfg80211_send_rx_assoc() * or to cfg80211_assoc_timeout(). To ensure proper refcounting, new * association requests while already associating must be rejected. + * This also applies to the @links.bss parameter, which is used instead + * of this one (it is %NULL) for MLO associations. * @ie: Extra IEs to add to (Re)Association Request frame or %NULL * @ie_len: Length of ie buffer in octets * @use_mfp: Use management frame protection (IEEE 802.11w) in this association @@ -2785,6 +2808,11 @@ enum cfg80211_assoc_req_flags { * with 16 octets of STA Nonce followed by 16 octets of AP Nonce. * @s1g_capa: S1G capability override * @s1g_capa_mask: S1G capability override mask + * @links: per-link information for MLO connections + * @link_id: >= 0 for MLO connections, where links are given, and indicates + * the link on which the association request should be sent + * @ap_mld_addr: AP MLD address in case of MLO association request, + * valid iff @link_id >= 0 */ struct cfg80211_assoc_request { struct cfg80211_bss *bss; @@ -2800,6 +2828,9 @@ struct cfg80211_assoc_request { size_t fils_kek_len; const u8 *fils_nonces; struct ieee80211_s1g_cap s1g_capa, s1g_capa_mask; + struct cfg80211_assoc_link links[IEEE80211_MLD_MAX_NUM_LINKS]; + const u8 *ap_mld_addr; + s8 link_id; }; /** diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index a9a2c9fef295..60ad9a9f153d 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -2687,6 +2687,8 @@ enum nl80211_commands { * various commands that need a link ID to operate. * @NL80211_ATTR_MLO_LINKS: A nested array of links, each containing some * per-link information and a link ID. + * @NL80211_ATTR_MLD_ADDR: An MLD address, used with various commands such as + * authenticate/associate. * * @NUM_NL80211_ATTR: total number of nl80211_attrs available * @NL80211_ATTR_MAX: highest attribute number currently defined @@ -3204,6 +3206,7 @@ enum nl80211_attrs { NL80211_ATTR_MLO_LINKS, NL80211_ATTR_MLO_LINK_ID, + NL80211_ATTR_MLD_ADDR, /* add attributes here, update the policy in nl80211.c */ diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 532113937469..d92eed0e52cd 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -241,6 +241,10 @@ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev, if (!req->bss) return -ENOENT; + if (req->link_id >= 0 && + !(wdev->wiphy->flags & WIPHY_FLAG_SUPPORTS_MLO)) + return -EINVAL; + if (req->auth_type == NL80211_AUTHTYPE_SHARED_KEY) { if (!req->key || !req->key_len || req->key_idx < 0 || req->key_idx > 3) @@ -294,10 +298,19 @@ int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, struct cfg80211_assoc_request *req) { struct wireless_dev *wdev = dev->ieee80211_ptr; - int err; + int err, i, j; ASSERT_WDEV_LOCK(wdev); + for (i = 1; i < ARRAY_SIZE(req->links); i++) { + if (!req->links[i].bss) + continue; + for (j = 0; j < i; j++) { + if (req->links[i].bss == req->links[j].bss) + return -EINVAL; + } + } + if (wdev->connected && (!req->prev_bssid || !ether_addr_equal(wdev->u.client.connected_addr, req->prev_bssid))) @@ -310,8 +323,19 @@ int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev, err = rdev_assoc(rdev, dev, req); if (!err) { - cfg80211_ref_bss(&rdev->wiphy, req->bss); - cfg80211_hold_bss(bss_from_pub(req->bss)); + int link_id; + + if (req->bss) { + cfg80211_ref_bss(&rdev->wiphy, req->bss); + cfg80211_hold_bss(bss_from_pub(req->bss)); + } + + for (link_id = 0; link_id < ARRAY_SIZE(req->links); link_id++) { + if (!req->links[link_id].bss) + continue; + cfg80211_ref_bss(&rdev->wiphy, req->links[link_id].bss); + cfg80211_hold_bss(bss_from_pub(req->links[link_id].bss)); + } } return err; } diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5a4d3ddcdf80..9bc66a21ac3a 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -796,6 +796,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { NLA_POLICY_NESTED_ARRAY(nl80211_policy), [NL80211_ATTR_MLO_LINK_ID] = NLA_POLICY_RANGE(NLA_U8, 0, IEEE80211_MLD_MAX_NUM_LINKS), + [NL80211_ATTR_MLD_ADDR] = NLA_POLICY_EXACT_LEN(ETH_ALEN), }; /* policy for the key attributes */ @@ -10282,6 +10283,12 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info) req.key = key.p.key; req.key_len = key.p.key_len; req.key_idx = key.idx; + req.link_id = nl80211_link_id_or_invalid(info->attrs); + if (req.link_id >= 0) { + if (!info->attrs[NL80211_ATTR_MLD_ADDR]) + return -EINVAL; + req.ap_mld_addr = nla_data(info->attrs[NL80211_ATTR_MLD_ADDR]); + } req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len, IEEE80211_BSS_TYPE_ESS, @@ -10475,7 +10482,9 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct net_device *dev = info->user_ptr[1]; struct cfg80211_assoc_request req = {}; + struct nlattr **attrs = NULL; const u8 *bssid, *ssid; + unsigned int link_id; int err, ssid_len; if (dev->ieee80211_ptr->conn_owner_nlportid && @@ -10585,9 +10594,81 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) sizeof(req.s1g_capa)); } - req.bss = nl80211_assoc_bss(rdev, ssid, ssid_len, info->attrs, &bssid); - if (IS_ERR(req.bss)) - return PTR_ERR(req.bss); + req.link_id = nl80211_link_id_or_invalid(info->attrs); + + if (info->attrs[NL80211_ATTR_MLO_LINKS]) { + unsigned int attrsize = NUM_NL80211_ATTR * sizeof(*attrs); + struct nlattr *link; + int rem = 0; + + if (req.link_id < 0) + return -EINVAL; + + if (!(rdev->wiphy.flags & WIPHY_FLAG_SUPPORTS_MLO)) + return -EINVAL; + + if (info->attrs[NL80211_ATTR_MAC] || + info->attrs[NL80211_ATTR_WIPHY_FREQ] || + !info->attrs[NL80211_ATTR_MLD_ADDR]) + return -EINVAL; + + req.ap_mld_addr = nla_data(info->attrs[NL80211_ATTR_MLD_ADDR]); + + attrs = kzalloc(attrsize, GFP_KERNEL); + if (!attrs) + return -ENOMEM; + + nla_for_each_nested(link, + info->attrs[NL80211_ATTR_MLO_LINKS], + rem) { + memset(attrs, 0, attrsize); + + nla_parse_nested(attrs, NL80211_ATTR_MAX, + link, NULL, NULL); + + if (!attrs[NL80211_ATTR_MLO_LINK_ID]) { + err = -EINVAL; + goto free; + } + + link_id = nla_get_u8(attrs[NL80211_ATTR_MLO_LINK_ID]); + /* cannot use the same link ID again */ + if (req.links[link_id].bss) { + err = -EINVAL; + goto free; + } + req.links[link_id].bss = + nl80211_assoc_bss(rdev, ssid, ssid_len, attrs, + &bssid); + if (IS_ERR(req.links[link_id].bss)) { + err = PTR_ERR(req.links[link_id].bss); + goto free; + } + + if (attrs[NL80211_ATTR_IE]) { + req.links[link_id].elems = + nla_data(attrs[NL80211_ATTR_IE]); + req.links[link_id].elems_len = + nla_len(attrs[NL80211_ATTR_IE]); + } + } + + if (!req.links[req.link_id].bss) { + err = -EINVAL; + goto free; + } + + kfree(attrs); + attrs = NULL; + } else { + if (req.link_id >= 0) + return -EINVAL; + + req.bss = nl80211_assoc_bss(rdev, ssid, ssid_len, info->attrs, + &bssid); + if (IS_ERR(req.bss)) + return PTR_ERR(req.bss); + } err = nl80211_crypto_settings(rdev, info, &req.crypto, 1); if (!err) { @@ -10605,7 +10686,11 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) wdev_unlock(dev->ieee80211_ptr); } +free: + for (link_id = 0; link_id < ARRAY_SIZE(req.links); link_id++) + cfg80211_put_bss(&rdev->wiphy, req.links[link_id].bss); cfg80211_put_bss(&rdev->wiphy, req.bss); + kfree(attrs); return err; } diff --git a/net/wireless/sme.c b/net/wireless/sme.c index c8a99b90723b..b3c6ce4f85ee 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -177,6 +177,7 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev, params->ssid, params->ssid_len, IEEE80211_BSS_TYPE_ESS, IEEE80211_PRIVACY_ANY); + auth_req.link_id = -1; err = cfg80211_mlme_auth(rdev, wdev->netdev, &auth_req); cfg80211_put_bss(&rdev->wiphy, auth_req.bss); return err; @@ -198,6 +199,7 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev, req.ht_capa_mask = params->ht_capa_mask; req.vht_capa = params->vht_capa; req.vht_capa_mask = params->vht_capa_mask; + req.link_id = -1; req.bss = cfg80211_get_bss(&rdev->wiphy, params->channel, params->bssid, -- cgit v1.2.3 From d8787ec6b4ef1857b827699eca6f5978d0aecd74 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 23:20:08 +0200 Subject: wifi: mac80211: add vif link addition/removal Add the necessary infrastructure, including a new driver method, to add/remove links to/from an interface. Also add the missing link address to bss_conf (which we use as link_conf too), and fill it, in station mode for now just randomly, in AP mode we get the address from cfg80211 since the link must be created with an address first. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 15 +++++ net/mac80211/driver-ops.h | 21 +++++++ net/mac80211/ieee80211_i.h | 3 + net/mac80211/iface.c | 134 ++++++++++++++++++++++++++++++++++++++++++++- net/mac80211/trace.h | 27 +++++++++ 5 files changed, 197 insertions(+), 3 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 302340f6fa08..f221afdfa475 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -515,6 +515,7 @@ struct ieee80211_fils_discovery { * This structure keeps information about a BSS (and an association * to that BSS) that can change during the lifetime of the BSS. * + * @addr: (link) address used locally * @htc_trig_based_pkt_ext: default PE in 4us units, if BSS supports HE * @uora_exists: is the UORA element advertised by AP * @ack_enabled: indicates support to receive a multi-TID that solicits either @@ -638,6 +639,7 @@ struct ieee80211_fils_discovery { */ struct ieee80211_bss_conf { const u8 *bssid; + u8 addr[ETH_ALEN] __aligned(2); u8 htc_trig_based_pkt_ext; bool uora_exists; u8 uora_ocw_range; @@ -1743,6 +1745,7 @@ struct ieee80211_vif_cfg { * or the BSS we're associated to * @link_conf: in case of MLD, the per-link BSS configuration, * indexed by link ID + * @valid_links: bitmap of valid links, or 0 for non-MLO. * @addr: address of this interface * @p2p: indicates whether this AP or STA interface is a p2p * interface, i.e. a GO or p2p-sta respectively @@ -1778,6 +1781,7 @@ struct ieee80211_vif { struct ieee80211_vif_cfg cfg; struct ieee80211_bss_conf bss_conf; struct ieee80211_bss_conf *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; + u16 valid_links; u8 addr[ETH_ALEN] __aligned(2); bool p2p; @@ -4028,6 +4032,13 @@ struct ieee80211_prep_tx_info { * disable background CAC/radar detection. * @net_fill_forward_path: Called from .ndo_fill_forward_path in order to * resolve a path for hardware flow offloading + * @change_vif_links: Change the valid links on an interface, note that while + * removing the old link information is still valid (link_conf pointer), + * but may immediately disappear after the function returns. The old or + * new links bitmaps may be 0 if going from/to a non-MLO situation. + * The @old[] array contains pointers to the old bss_conf structures + * that were already removed, in case they're needed. + * This callback can sleep. */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -4371,6 +4382,10 @@ struct ieee80211_ops { struct ieee80211_sta *sta, struct net_device_path_ctx *ctx, struct net_device_path *path); + int (*change_vif_links)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u16 old_links, u16 new_links, + struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]); }; /** diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 9238283a8237..c8133c84d7d5 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -1533,4 +1533,25 @@ static inline int drv_net_fill_forward_path(struct ieee80211_local *local, return ret; } +static inline int drv_change_vif_links(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + u16 old_links, u16 new_links, + struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]) +{ + int ret = -EOPNOTSUPP; + + might_sleep(); + + if (!check_sdata_in_driver(sdata)) + return -EIO; + + trace_drv_change_vif_links(local, sdata, old_links, new_links); + if (local->ops->change_vif_links) + ret = local->ops->change_vif_links(&local->hw, &sdata->vif, + old_links, new_links, old); + trace_drv_return_int(local, ret); + + return ret; +} + #endif /* __MAC80211_DRIVER_OPS */ diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 8286e607152c..22f17231dede 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2006,6 +2006,9 @@ void ieee80211_sdata_stop(struct ieee80211_sub_if_data *sdata); int ieee80211_add_virtual_monitor(struct ieee80211_local *local); void ieee80211_del_virtual_monitor(struct ieee80211_local *local); +int ieee80211_vif_set_links(struct ieee80211_sub_if_data *sdata, + u16 new_links); + bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata); void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata, bool update_bss); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index ea75d5d5cb6a..f118e7710fb1 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -220,8 +220,10 @@ static int ieee80211_change_mac(struct net_device *dev, void *addr) ret = eth_mac_addr(dev, sa); - if (ret == 0) + if (ret == 0) { memcpy(sdata->vif.addr, sa->sa_data, ETH_ALEN); + ether_addr_copy(sdata->vif.bss_conf.addr, sdata->vif.addr); + } return ret; } @@ -449,7 +451,12 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do cancel_work_sync(&local->dynamic_ps_enable_work); cancel_work_sync(&sdata->recalc_smps); + sdata_lock(sdata); + WARN(sdata->vif.valid_links, + "destroying interface with valid links 0x%04x\n", + sdata->vif.valid_links); + mutex_lock(&local->mtx); sdata->vif.bss_conf.csa_active = false; if (sdata->vif.type == NL80211_IFTYPE_STATION) @@ -1013,10 +1020,15 @@ static void ieee80211_set_default_queues(struct ieee80211_sub_if_data *sdata) } static void ieee80211_link_init(struct ieee80211_sub_if_data *sdata, - unsigned int link_id, + int link_id, struct ieee80211_link_data *link, struct ieee80211_bss_conf *link_conf) { + bool deflink = link_id < 0; + + if (link_id < 0) + link_id = 0; + sdata->vif.link_conf[link_id] = link_conf; sdata->link[link_id] = link; @@ -1031,6 +1043,23 @@ static void ieee80211_link_init(struct ieee80211_sub_if_data *sdata, INIT_LIST_HEAD(&link->reserved_chanctx_list); INIT_DELAYED_WORK(&link->dfs_cac_timer_work, ieee80211_dfs_cac_timer_work); + + if (!deflink) { + switch (sdata->vif.type) { + case NL80211_IFTYPE_AP: + ether_addr_copy(link_conf->addr, + sdata->wdev.links[link_id].addr); + WARN_ON(!(sdata->wdev.valid_links & BIT(link_id))); + break; + case NL80211_IFTYPE_STATION: + eth_random_addr(link_conf->addr); + ether_addr_copy(sdata->wdev.links[link_id].addr, + link_conf->addr); + break; + default: + WARN_ON(1); + } + } } static void ieee80211_sdata_init(struct ieee80211_local *local, @@ -1046,7 +1075,7 @@ static void ieee80211_sdata_init(struct ieee80211_local *local, * Note that we never change this, so if link ID 0 isn't used in an * MLD connection, we get a separate allocation for it. */ - ieee80211_link_init(sdata, 0, &sdata->deflink, &sdata->vif.bss_conf); + ieee80211_link_init(sdata, -1, &sdata->deflink, &sdata->vif.bss_conf); } int ieee80211_add_virtual_monitor(struct ieee80211_local *local) @@ -1768,6 +1797,10 @@ static int ieee80211_runtime_change_iftype(struct ieee80211_sub_if_data *sdata, if (!local->ops->change_interface) return -EBUSY; + /* for now, don't support changing while links exist */ + if (sdata->vif.valid_links) + return -EBUSY; + switch (sdata->vif.type) { case NL80211_IFTYPE_AP: if (!list_empty(&sdata->u.ap.vlans)) @@ -2030,6 +2063,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, strlcpy(sdata->name, name, IFNAMSIZ); ieee80211_assign_perm_addr(local, wdev->address, type); memcpy(sdata->vif.addr, wdev->address, ETH_ALEN); + ether_addr_copy(sdata->vif.bss_conf.addr, sdata->vif.addr); } else { int size = ALIGN(sizeof(*sdata) + local->hw.vif_data_size, sizeof(void *)); @@ -2094,6 +2128,7 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, sdata = netdev_priv(ndev); ndev->ieee80211_ptr = &sdata->wdev; memcpy(sdata->vif.addr, ndev->dev_addr, ETH_ALEN); + ether_addr_copy(sdata->vif.bss_conf.addr, sdata->vif.addr); memcpy(sdata->name, ndev->name, IFNAMSIZ); if (txq_size) { @@ -2318,3 +2353,96 @@ void ieee80211_vif_dec_num_mcast(struct ieee80211_sub_if_data *sdata) else if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) atomic_dec(&sdata->u.vlan.num_mcast_sta); } + +int ieee80211_vif_set_links(struct ieee80211_sub_if_data *sdata, + u16 new_links) +{ + u16 old_links = sdata->vif.valid_links; + unsigned long add = new_links & ~old_links; + unsigned long rem = old_links & ~new_links; + unsigned int link_id; + int ret; + struct { + struct ieee80211_link_data data; + struct ieee80211_bss_conf conf; + } *links[IEEE80211_MLD_MAX_NUM_LINKS] = {}, *link; + struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]; + struct ieee80211_link_data *old_data[IEEE80211_MLD_MAX_NUM_LINKS]; + bool use_deflink = old_links == 0; /* set for error case */ + + sdata_assert_lock(sdata); + + if (old_links == new_links) + return 0; + + /* allocate new link structures first */ + for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { + link = kzalloc(sizeof(*link), GFP_KERNEL); + if (!link) { + ret = -ENOMEM; + goto free; + } + links[link_id] = link; + } + + /* keep track of the old pointers for the driver */ + BUILD_BUG_ON(sizeof(old) != sizeof(sdata->vif.link_conf)); + memcpy(old, sdata->vif.link_conf, sizeof(old)); + /* and for us in error cases */ + BUILD_BUG_ON(sizeof(old_data) != sizeof(sdata->link)); + memcpy(old_data, sdata->link, sizeof(old_data)); + + /* link them into data structures */ + for_each_set_bit(link_id, &add, IEEE80211_MLD_MAX_NUM_LINKS) { + WARN_ON(!use_deflink && + sdata->link[link_id] == &sdata->deflink); + + link = links[link_id]; + ieee80211_link_init(sdata, link_id, &link->data, &link->conf); + } + + for_each_set_bit(link_id, &rem, IEEE80211_MLD_MAX_NUM_LINKS) { + sdata->link[link_id] = NULL; + sdata->vif.link_conf[link_id] = NULL; + } + + sdata->vif.valid_links = new_links; + + /* tell the driver */ + ret = drv_change_vif_links(sdata->local, sdata, + old_links, new_links, + old); + if (ret) { + /* restore config */ + memcpy(sdata->link, old_data, sizeof(old_data)); + memcpy(sdata->vif.link_conf, old, sizeof(old)); + sdata->vif.valid_links = old_links; + /* and free the newly allocated links */ + goto free; + } + + /* use deflink/bss_conf again if and only if there are no more links */ + use_deflink = new_links == 0; + + /* now use this to free the old links */ + memset(links, 0, sizeof(links)); + for_each_set_bit(link_id, &rem, IEEE80211_MLD_MAX_NUM_LINKS) { + if (sdata->link[link_id] == &sdata->deflink) + continue; + /* + * we must have allocated the data through this path so + * we know we can free both at the same time + */ + links[link_id] = container_of(sdata->link[link_id], + typeof(*links[link_id]), + data); + } + +free: + for (link_id = 0; link_id < IEEE80211_MLD_MAX_NUM_LINKS; link_id++) + kfree(links[link_id]); + if (use_deflink) + ieee80211_link_init(sdata, -1, &sdata->deflink, + &sdata->vif.bss_conf); + return ret; +} diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 295db57a76a2..256ebab13cda 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -2455,6 +2455,33 @@ DEFINE_EVENT(sta_event, drv_net_fill_forward_path, TP_ARGS(local, sdata, sta) ); +TRACE_EVENT(drv_change_vif_links, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + u16 old_links, u16 new_links), + + TP_ARGS(local, sdata, old_links, new_links), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + __field(u16, old_links) + __field(u16, new_links) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + __entry->old_links = old_links; + __entry->new_links = new_links; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT " old_links:0x%04x, new_links:0x%04x\n", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->old_links, __entry->new_links + ) +); + /* * Tracing for API calls that drivers call. */ -- cgit v1.2.3 From eef25a6679adb3cc73b611cf6c78386f54df0e0f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 1 Jun 2022 15:59:31 +0200 Subject: wifi: mac80211: remove band from TX info in MLO If the interface is an MLD, then we don't know which band the frame will be transmitted on, and we don't know how to look up the band. Set the band information to zero in that case, the driver cannot rely on it anyway. No longer inline ieee80211_tx_skb_tid() since it's even bigger now. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 4 ++- net/mac80211/ieee80211_i.h | 19 ++-------- net/mac80211/tx.c | 89 +++++++++++++++++++++++++++++++++++----------- 3 files changed, 73 insertions(+), 39 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index f221afdfa475..8222419c9ead 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1029,7 +1029,9 @@ ieee80211_rate_get_vht_nss(const struct ieee80211_tx_rate *rate) * (3) TX status information - driver tells mac80211 what happened * * @flags: transmit info flags, defined above - * @band: the band to transmit on (use for checking for races) + * @band: the band to transmit on (use e.g. for checking for races), + * not valid if the interface is an MLD since we won't know which + * link the frame will be transmitted on * @hw_queue: HW queue to put the frame on, skb_get_queue_mapping() gives the AC * @ack_frame_id: internal frame ID for TX status, used internally * @tx_time_est: TX time estimate in units of 4us, used internally diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 22f17231dede..0f69859e4e39 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2251,23 +2251,8 @@ ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, rcu_read_unlock(); } -static inline void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, - struct sk_buff *skb, int tid) -{ - struct ieee80211_chanctx_conf *chanctx_conf; - - rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (WARN_ON(!chanctx_conf)) { - rcu_read_unlock(); - kfree_skb(skb); - return; - } - - __ieee80211_tx_skb_tid_band(sdata, skb, tid, - chanctx_conf->def.chan->band); - rcu_read_unlock(); -} +void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, int tid); static inline void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 0589d2d66fe6..e8a5e27a3dd1 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -2566,8 +2566,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, bool tdls_peer; bool multicast; u16 info_id = 0; - struct ieee80211_chanctx_conf *chanctx_conf; - struct ieee80211_sub_if_data *ap_sdata; + struct ieee80211_chanctx_conf *chanctx_conf = NULL; enum nl80211_band band; int ret; @@ -2584,7 +2583,9 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, ethertype = (skb->data[12] << 8) | skb->data[13]; fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA); - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + if (!sdata->vif.valid_links) + chanctx_conf = + rcu_dereference(sdata->vif.bss_conf.chanctx_conf); switch (sdata->vif.type) { case NL80211_IFTYPE_AP_VLAN: @@ -2599,10 +2600,16 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, authorized = test_sta_flag(sta, WLAN_STA_AUTHORIZED); wme_sta = sta->sta.wme; } - /* override chanctx_conf from AP (we don't have one) */ - ap_sdata = container_of(sdata->bss, struct ieee80211_sub_if_data, - u.ap); - chanctx_conf = rcu_dereference(ap_sdata->vif.bss_conf.chanctx_conf); + if (!sdata->vif.valid_links) { + struct ieee80211_sub_if_data *ap_sdata; + + /* override chanctx_conf from AP (we don't have one) */ + ap_sdata = container_of(sdata->bss, + struct ieee80211_sub_if_data, + u.ap); + chanctx_conf = + rcu_dereference(ap_sdata->vif.bss_conf.chanctx_conf); + } if (sdata->wdev.use_4addr) break; fallthrough; @@ -2738,10 +2745,15 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, } if (!chanctx_conf) { - ret = -ENOTCONN; - goto free; + if (!sdata->vif.valid_links) { + ret = -ENOTCONN; + goto free; + } + /* MLD transmissions must not rely on the band */ + band = 0; + } else { + band = chanctx_conf->def.chan->band; } - band = chanctx_conf->def.chan->band; multicast = is_multicast_ether_addr(hdr.addr1); @@ -2953,14 +2965,20 @@ void ieee80211_check_fast_xmit(struct sta_info *sta) !ieee80211_hw_check(&local->hw, SUPPORTS_TX_FRAG)) goto out; - rcu_read_lock(); - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (!chanctx_conf) { + if (!sdata->vif.valid_links) { + rcu_read_lock(); + chanctx_conf = + rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + if (!chanctx_conf) { + rcu_read_unlock(); + goto out; + } + build.band = chanctx_conf->def.chan->band; rcu_read_unlock(); - goto out; + } else { + /* MLD transmissions must not rely on the band */ + build.band = 0; } - build.band = chanctx_conf->def.chan->band; - rcu_read_unlock(); fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA); @@ -4577,12 +4595,16 @@ static bool ieee80211_tx_pending_skb(struct ieee80211_local *local, sdata = vif_to_sdata(info->control.vif); if (info->control.flags & IEEE80211_TX_INTCFL_NEED_TXPROCESSING) { - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); - if (unlikely(!chanctx_conf)) { - dev_kfree_skb(skb); - return true; + /* update band only for non-MLD */ + if (!sdata->vif.valid_links) { + chanctx_conf = + rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + if (unlikely(!chanctx_conf)) { + dev_kfree_skb(skb); + return true; + } + info->band = chanctx_conf->def.chan->band; } - info->band = chanctx_conf->def.chan->band; result = ieee80211_tx(sdata, NULL, skb, true); } else if (info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) { if (ieee80211_lookup_ra_sta(sdata, skb, &sta)) { @@ -5665,6 +5687,31 @@ void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, local_bh_enable(); } +void ieee80211_tx_skb_tid(struct ieee80211_sub_if_data *sdata, + struct sk_buff *skb, int tid) +{ + struct ieee80211_chanctx_conf *chanctx_conf; + enum nl80211_band band; + + rcu_read_lock(); + if (!sdata->vif.valid_links) { + chanctx_conf = + rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + kfree_skb(skb); + return; + } + band = chanctx_conf->def.chan->band; + } else { + /* MLD transmissions must not rely on the band */ + band = 0; + } + + __ieee80211_tx_skb_tid_band(sdata, skb, tid, band); + rcu_read_unlock(); +} + int ieee80211_tx_control_port(struct wiphy *wiphy, struct net_device *dev, const u8 *buf, size_t len, const u8 *dest, __be16 proto, bool unencrypted, -- cgit v1.2.3 From 69d41b5a9c9d8d24c0faeb376fc2f52fc810d855 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 9 Jun 2022 22:05:07 +0200 Subject: wifi: mac80211: add MLO link ID to TX frame metadata Take a few bits out of the control.flags to add the link ID to TX frame metadata, so drivers don't need to look it up by the address themselves. Implement that lookup where it's needed, for internal frame TX, and set it to "unspecified" for data transmissions. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 7 +++++++ net/mac80211/tx.c | 34 ++++++++++++++++++++++++++++++++-- 2 files changed, 39 insertions(+), 2 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 8222419c9ead..1bea225c0d4d 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -867,6 +867,10 @@ enum mac80211_tx_info_flags { * @IEEE80211_TX_CTRL_DONT_REORDER: This frame should not be reordered * relative to other frames that have this flag set, independent * of their QoS TID or other priority field values. + * @IEEE80211_TX_CTRL_MLO_LINK: If not @IEEE80211_LINK_UNSPECIFIED, this + * frame should be transmitted on the specific link. This really is + * only relevant for frames that do not have data present, and is + * also not used for 802.3 format frames. * * These flags are used in tx_info->control.flags. */ @@ -880,8 +884,11 @@ enum mac80211_tx_control_flags { IEEE80211_TX_INTCFL_NEED_TXPROCESSING = BIT(6), IEEE80211_TX_CTRL_NO_SEQNO = BIT(7), IEEE80211_TX_CTRL_DONT_REORDER = BIT(8), + IEEE80211_TX_CTRL_MLO_LINK = 0xf0000000, }; +#define IEEE80211_LINK_UNSPECIFIED 0xf + /** * enum mac80211_tx_status_flags - flags to describe transmit status * diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index e8a5e27a3dd1..17313954c628 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -2889,7 +2889,9 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata, info->flags = info_flags; info->ack_frame_id = info_id; info->band = band; - info->control.flags = ctrl_flags; + info->control.flags = ctrl_flags | + u32_encode_bits(IEEE80211_LINK_UNSPECIFIED, + IEEE80211_TX_CTRL_MLO_LINK); return skb; free: @@ -3558,7 +3560,9 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata, info->flags = IEEE80211_TX_CTL_FIRST_FRAGMENT | IEEE80211_TX_CTL_DONTFRAG | (tid_tx ? IEEE80211_TX_CTL_AMPDU : 0); - info->control.flags = IEEE80211_TX_CTRL_FAST_XMIT; + info->control.flags = IEEE80211_TX_CTRL_FAST_XMIT | + u32_encode_bits(IEEE80211_LINK_UNSPECIFIED, + IEEE80211_TX_CTRL_MLO_LINK); #ifdef CONFIG_MAC80211_DEBUGFS if (local->force_tx_status) @@ -5668,7 +5672,9 @@ void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, int tid, enum nl80211_band band) { + const struct ieee80211_hdr *hdr = (void *)skb->data; int ac = ieee80211_ac_from_tid(tid); + unsigned int link; skb_reset_mac_header(skb); skb_set_queue_mapping(skb, ac); @@ -5676,6 +5682,30 @@ void __ieee80211_tx_skb_tid_band(struct ieee80211_sub_if_data *sdata, skb->dev = sdata->dev; + BUILD_BUG_ON(IEEE80211_LINK_UNSPECIFIED < IEEE80211_MLD_MAX_NUM_LINKS); + BUILD_BUG_ON(!FIELD_FIT(IEEE80211_TX_CTRL_MLO_LINK, + IEEE80211_LINK_UNSPECIFIED)); + + if (!sdata->vif.valid_links) { + link = 0; + } else if (memcmp(sdata->vif.addr, hdr->addr2, ETH_ALEN) == 0) { + /* address from the MLD */ + link = IEEE80211_LINK_UNSPECIFIED; + } else { + /* otherwise must be addressed from a link */ + for (link = 0; link < ARRAY_SIZE(sdata->vif.link_conf); link++) { + if (memcmp(sdata->vif.link_conf[link]->addr, + hdr->addr2, ETH_ALEN) == 0) + break; + } + + if (WARN_ON_ONCE(link == ARRAY_SIZE(sdata->vif.link_conf))) + link = ffs(sdata->vif.valid_links) - 1; + } + + IEEE80211_SKB_CB(skb)->control.flags |= + u32_encode_bits(link, IEEE80211_TX_CTRL_MLO_LINK); + /* * The other path calling ieee80211_xmit is from the tasklet, * and while we can handle concurrent transmissions locking -- cgit v1.2.3 From cb71f1d136a635decf43c3b502ee34fb05640fcd Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 31 May 2022 23:20:08 +0200 Subject: wifi: mac80211: add sta link addition/removal Add the necessary infrastructure, including a new driver method, to add/remove links to/from a station. To do this, refactor the link alloc/free a bit, splitting that so we can do it without linking them, to handle failures better. Note that a station entry must be created representing an MLD or a non-MLD STA, it cannot change between the two. When representing an MLD, the 'deflink' is used for the first link, which might be removed later, in which case the memory isn't reused. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 13 +++- net/mac80211/cfg.c | 2 +- net/mac80211/driver-ops.h | 21 +++++++ net/mac80211/ibss.c | 4 +- net/mac80211/mesh_plink.c | 2 +- net/mac80211/mlme.c | 2 +- net/mac80211/ocb.c | 2 +- net/mac80211/sta_info.c | 156 +++++++++++++++++++++++++++++++++++++++------- net/mac80211/sta_info.h | 8 ++- net/mac80211/trace.h | 31 +++++++++ 10 files changed, 206 insertions(+), 35 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 1bea225c0d4d..1bc9d1d9769a 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2150,7 +2150,6 @@ struct ieee80211_link_sta { * @max_tid_amsdu_len: Maximum A-MSDU size in bytes for this TID * @txq: per-TID data TX queues (if driver uses the TXQ abstraction); note that * the last entry (%IEEE80211_NUM_TIDS) is used for non-data frames - * @multi_link_sta: Identifies if this sta is a MLD STA * @deflink: This holds the default link STA information, for non MLO STA all link * specific STA information is accessed through @deflink or through * link[0] which points to address of @deflink. For MLO Link STA @@ -2162,6 +2161,7 @@ struct ieee80211_link_sta { * @deflink address and remaining would be allocated and the address * would be assigned to link[link_id] where link_id is the id assigned * by the AP. + * @valid_links: bitmap of valid links, or 0 for non-MLO */ struct ieee80211_sta { u8 addr[ETH_ALEN]; @@ -2199,7 +2199,7 @@ struct ieee80211_sta { struct ieee80211_txq *txq[IEEE80211_NUM_TIDS + 1]; - bool multi_link_sta; + u16 valid_links; struct ieee80211_link_sta deflink; struct ieee80211_link_sta *link[IEEE80211_MLD_MAX_NUM_LINKS]; @@ -4048,6 +4048,11 @@ struct ieee80211_prep_tx_info { * The @old[] array contains pointers to the old bss_conf structures * that were already removed, in case they're needed. * This callback can sleep. + * @change_sta_links: Change the valid links of a station, similar to + * @change_vif_links. This callback can sleep. + * Note that a sta can also be inserted or removed with valid links, + * i.e. passed to @sta_add/@sta_state with sta->valid_links not zero. + * In fact, cannot change from having valid_links and not having them. */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -4395,6 +4400,10 @@ struct ieee80211_ops { struct ieee80211_vif *vif, u16 old_links, u16 new_links, struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]); + int (*change_sta_links)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + u16 old_links, u16 new_links); }; /** diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index e30659b1242b..abc3fa5a8d7e 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1839,7 +1839,7 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev, !sdata->u.mgd.associated) return -EINVAL; - sta = sta_info_alloc(sdata, mac, GFP_KERNEL); + sta = sta_info_alloc(sdata, mac, -1, GFP_KERNEL); if (!sta) return -ENOMEM; diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index c8133c84d7d5..52be89f8f0bc 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -1554,4 +1554,25 @@ static inline int drv_change_vif_links(struct ieee80211_local *local, return ret; } +static inline int drv_change_sta_links(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta, + u16 old_links, u16 new_links) +{ + int ret = -EOPNOTSUPP; + + might_sleep(); + + if (!check_sdata_in_driver(sdata)) + return -EIO; + + trace_drv_change_sta_links(local, sdata, sta, old_links, new_links); + if (local->ops->change_sta_links) + ret = local->ops->change_sta_links(&local->hw, &sdata->vif, sta, + old_links, new_links); + trace_drv_return_int(local, ret); + + return ret; +} + #endif /* __MAC80211_DRIVER_OPS */ diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 09c11c067cbf..65a3808dc92a 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -629,7 +629,7 @@ ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, const u8 *bssid, scan_width = cfg80211_chandef_to_scan_width(&chanctx_conf->def); rcu_read_unlock(); - sta = sta_info_alloc(sdata, addr, GFP_KERNEL); + sta = sta_info_alloc(sdata, addr, -1, GFP_KERNEL); if (!sta) { rcu_read_lock(); return NULL; @@ -1229,7 +1229,7 @@ void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata, scan_width = cfg80211_chandef_to_scan_width(&chanctx_conf->def); rcu_read_unlock(); - sta = sta_info_alloc(sdata, addr, GFP_ATOMIC); + sta = sta_info_alloc(sdata, addr, -1, GFP_ATOMIC); if (!sta) return; diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index e24bd48bc915..fe54ac431202 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -510,7 +510,7 @@ __mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *hw_addr) if (aid < 0) return NULL; - sta = sta_info_alloc(sdata, hw_addr, GFP_KERNEL); + sta = sta_info_alloc(sdata, hw_addr, -1, GFP_KERNEL); if (!sta) return NULL; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index b6ee8da07663..c2c997086553 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -5579,7 +5579,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata, } if (!have_sta) { - new_sta = sta_info_alloc(sdata, cbss->bssid, GFP_KERNEL); + new_sta = sta_info_alloc(sdata, cbss->bssid, -1, GFP_KERNEL); if (!new_sta) return -ENOMEM; } diff --git a/net/mac80211/ocb.c b/net/mac80211/ocb.c index 468c741a9aeb..0fd29d9c496c 100644 --- a/net/mac80211/ocb.c +++ b/net/mac80211/ocb.c @@ -69,7 +69,7 @@ void ieee80211_ocb_rx_no_sta(struct ieee80211_sub_if_data *sdata, scan_width = cfg80211_chandef_to_scan_width(&chanctx_conf->def); rcu_read_unlock(); - sta = sta_info_alloc(sdata, addr, GFP_ATOMIC); + sta = sta_info_alloc(sdata, addr, -1, GFP_ATOMIC); if (!sta) return; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index f20ce7bbcb39..b1426a2459e8 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -64,6 +64,11 @@ * freed before they are done using it. */ +struct sta_link_alloc { + struct link_sta_info info; + struct ieee80211_link_sta sta; +}; + static const struct rhashtable_params sta_rht_params = { .nelem_hint = 3, /* start small */ .automatic_shrinking = true, @@ -245,17 +250,27 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata, return NULL; } -static void sta_info_free_links(struct sta_info *sta) +static void sta_info_free_link(struct link_sta_info *link_sta) { - unsigned int link_id; + free_percpu(link_sta->pcpu_rx_stats); +} - for (link_id = 0; link_id < ARRAY_SIZE(sta->link); link_id++) { - if (!sta->link[link_id]) - continue; - free_percpu(sta->link[link_id]->pcpu_rx_stats); +static void sta_remove_link(struct sta_info *sta, unsigned int link_id) +{ + struct sta_link_alloc *alloc = NULL; - if (sta->link[link_id] != &sta->deflink) - kfree(sta->link[link_id]); + if (WARN_ON(!sta->link[link_id])) + return; + + if (sta->link[link_id] != &sta->deflink) + alloc = container_of(sta->link[link_id], typeof(*alloc), info); + + sta->sta.valid_links &= ~BIT(link_id); + sta->link[link_id] = NULL; + sta->sta.link[link_id] = NULL; + if (alloc) { + sta_info_free_link(&alloc->info); + kfree(alloc); } } @@ -272,6 +287,15 @@ static void sta_info_free_links(struct sta_info *sta) */ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) { + int i; + + for (i = 0; i < ARRAY_SIZE(sta->link); i++) { + if (!(sta->sta.valid_links & BIT(i))) + continue; + + sta_remove_link(sta, i); + } + /* * If we had used sta_info_pre_move_state() then we might not * have gone through the state transitions down again, so do @@ -302,7 +326,7 @@ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) kfree(sta->mesh); #endif - sta_info_free_links(sta); + sta_info_free_link(&sta->deflink); kfree(sta); } @@ -348,19 +372,13 @@ static int sta_prepare_rate_control(struct ieee80211_local *local, return 0; } -static int sta_info_init_link(struct sta_info *sta, - unsigned int link_id, - struct link_sta_info *link_info, - struct ieee80211_link_sta *link_sta, - gfp_t gfp) +static int sta_info_alloc_link(struct ieee80211_local *local, + struct link_sta_info *link_info, + gfp_t gfp) { - struct ieee80211_local *local = sta->local; struct ieee80211_hw *hw = &local->hw; int i; - link_info->sta = sta; - link_info->link_id = link_id; - if (ieee80211_hw_check(hw, USES_RSS)) { link_info->pcpu_rx_stats = alloc_percpu_gfp(struct ieee80211_sta_rx_stats, gfp); @@ -368,9 +386,6 @@ static int sta_info_init_link(struct sta_info *sta, return -ENOMEM; } - sta->link[link_id] = link_info; - sta->sta.link[link_id] = link_sta; - link_info->rx_stats.last_rx = jiffies; u64_stats_init(&link_info->rx_stats.syncp); @@ -382,8 +397,19 @@ static int sta_info_init_link(struct sta_info *sta, return 0; } +static void sta_info_add_link(struct sta_info *sta, + unsigned int link_id, + struct link_sta_info *link_info, + struct ieee80211_link_sta *link_sta) +{ + link_info->sta = sta; + link_info->link_id = link_id; + sta->link[link_id] = link_info; + sta->sta.link[link_id] = link_sta; +} + struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, - const u8 *addr, gfp_t gfp) + const u8 *addr, int link_id, gfp_t gfp) { struct ieee80211_local *local = sdata->local; struct ieee80211_hw *hw = &local->hw; @@ -397,9 +423,17 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, sta->local = local; sta->sdata = sdata; - if (sta_info_init_link(sta, 0, &sta->deflink, &sta->sta.deflink, gfp)) + if (sta_info_alloc_link(local, &sta->deflink, gfp)) return NULL; + if (link_id >= 0) { + sta_info_add_link(sta, link_id, &sta->deflink, + &sta->sta.deflink); + sta->sta.valid_links = BIT(link_id); + } else { + sta_info_add_link(sta, 0, &sta->deflink, &sta->sta.deflink); + } + spin_lock_init(&sta->lock); spin_lock_init(&sta->ps_lock); INIT_WORK(&sta->drv_deliver_wk, sta_deliver_ps_frames); @@ -565,7 +599,7 @@ free_txq: if (sta->sta.txq[0]) kfree(to_txq_info(sta->sta.txq[0])); free: - sta_info_free_links(sta); + sta_info_free_link(&sta->deflink); #ifdef CONFIG_MAC80211_MESH kfree(sta->mesh); #endif @@ -2613,3 +2647,77 @@ void ieee80211_sta_set_expected_throughput(struct ieee80211_sta *pubsta, sta_update_codel_params(sta, thr); } + +int ieee80211_sta_allocate_link(struct sta_info *sta, unsigned int link_id) +{ + struct ieee80211_sub_if_data *sdata = sta->sdata; + struct sta_link_alloc *alloc; + int ret; + + lockdep_assert_held(&sdata->local->sta_mtx); + + /* must represent an MLD from the start */ + if (WARN_ON(!sta->sta.valid_links)) + return -EINVAL; + + if (WARN_ON(sta->sta.valid_links & BIT(link_id) || + sta->link[link_id])) + return -EBUSY; + + alloc = kzalloc(sizeof(*alloc), GFP_KERNEL); + if (!alloc) + return -ENOMEM; + + ret = sta_info_alloc_link(sdata->local, &alloc->info, GFP_KERNEL); + if (ret) { + kfree(alloc); + return ret; + } + + sta_info_add_link(sta, link_id, &alloc->info, &alloc->sta); + + return 0; +} + +int ieee80211_sta_activate_link(struct sta_info *sta, unsigned int link_id) +{ + struct ieee80211_sub_if_data *sdata = sta->sdata; + u16 old_links = sta->sta.valid_links; + u16 new_links = old_links | BIT(link_id); + int ret; + + lockdep_assert_held(&sdata->local->sta_mtx); + + if (WARN_ON(old_links == new_links || !sta->link[link_id])) + return -EINVAL; + + sta->sta.valid_links = new_links; + + if (!test_sta_flag(sta, WLAN_STA_INSERTED)) + return 0; + + ret = drv_change_sta_links(sdata->local, sdata, &sta->sta, + old_links, new_links); + if (ret) { + sta->sta.valid_links = old_links; + sta_remove_link(sta, link_id); + } + + return ret; +} + +void ieee80211_sta_remove_link(struct sta_info *sta, unsigned int link_id) +{ + struct ieee80211_sub_if_data *sdata = sta->sdata; + + lockdep_assert_held(&sdata->local->sta_mtx); + + sta->sta.valid_links &= ~BIT(link_id); + + if (test_sta_flag(sta, WLAN_STA_INSERTED)) + drv_change_sta_links(sdata->local, sdata, &sta->sta, + sta->sta.valid_links, + sta->sta.valid_links & ~BIT(link_id)); + + sta_remove_link(sta, link_id); +} diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 2ff3d5fd0cbf..8ec65bb7d13e 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -623,7 +623,6 @@ struct link_sta_info { * @tdls_chandef: a TDLS peer can have a wider chandef that is compatible to * the BSS one. * @frags: fragment cache - * @multi_link_sta: Identifies if this sta is a MLD STA or regular STA * @deflink: This is the default link STA information, for non MLO STA all link * specific STA information is accessed through @deflink or through * link[0] which points to address of @deflink. For MLO Link STA @@ -708,7 +707,6 @@ struct sta_info { struct ieee80211_fragment_cache frags; - bool multi_link_sta; struct link_sta_info deflink; struct link_sta_info *link[IEEE80211_MLD_MAX_NUM_LINKS]; @@ -833,7 +831,7 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata, * until sta_info_insert(). */ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, - const u8 *addr, gfp_t gfp); + const u8 *addr, int link_id, gfp_t gfp); void sta_info_free(struct ieee80211_local *local, struct sta_info *sta); @@ -892,6 +890,10 @@ u32 sta_get_expected_throughput(struct sta_info *sta); void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata, unsigned long exp_time); +int ieee80211_sta_allocate_link(struct sta_info *sta, unsigned int link_id); +int ieee80211_sta_activate_link(struct sta_info *sta, unsigned int link_id); +void ieee80211_sta_remove_link(struct sta_info *sta, unsigned int link_id); + void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta); void ieee80211_sta_ps_deliver_poll_response(struct sta_info *sta); void ieee80211_sta_ps_deliver_uapsd(struct sta_info *sta); diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 256ebab13cda..9804634e7d99 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -2482,6 +2482,37 @@ TRACE_EVENT(drv_change_vif_links, ) ); +TRACE_EVENT(drv_change_sta_links, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta *sta, + u16 old_links, u16 new_links), + + TP_ARGS(local, sdata, sta, old_links, new_links), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + STA_ENTRY + __field(u16, old_links) + __field(u16, new_links) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + STA_ASSIGN; + __entry->old_links = old_links; + __entry->new_links = new_links; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT STA_PR_FMT " old_links:0x%04x, new_links:0x%04x\n", + LOCAL_PR_ARG, VIF_PR_ARG, STA_PR_ARG, + __entry->old_links, __entry->new_links + ) +); + /* * Tracing for API calls that drivers call. */ -- cgit v1.2.3 From c8a11ed5539f6df98d06259b5177975162b88510 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 10 Jun 2022 10:50:18 +0200 Subject: wifi: cfg80211: sort trace.h We wanted to have this sorted by direction (to/from driver), but didn't maintain that well. Sort the file now. Signed-off-by: Johannes Berg --- net/wireless/trace.h | 274 +++++++++++++++++++++++++-------------------------- 1 file changed, 137 insertions(+), 137 deletions(-) diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 3b2c956b8d78..92742430958e 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -2686,6 +2686,143 @@ TRACE_EVENT(rdev_set_fils_aad, __entry->kek_len) ); +TRACE_EVENT(rdev_update_owe_info, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_update_owe_info *owe_info), + TP_ARGS(wiphy, netdev, owe_info), + TP_STRUCT__entry(WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + __field(u16, status) + __dynamic_array(u8, ie, owe_info->ie_len)), + TP_fast_assign(WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, owe_info->peer); + __entry->status = owe_info->status; + memcpy(__get_dynamic_array(ie), + owe_info->ie, owe_info->ie_len);), + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT + " status %d", WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer), + __entry->status) +); + +TRACE_EVENT(rdev_probe_mesh_link, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + const u8 *dest, const u8 *buf, size_t len), + TP_ARGS(wiphy, netdev, dest, buf, len), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(dest) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(dest, dest); + ), + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(dest)) +); + +TRACE_EVENT(rdev_set_tid_config, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_tid_config *tid_conf), + TP_ARGS(wiphy, netdev, tid_conf), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, tid_conf->peer); + ), + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT, + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer)) +); + +TRACE_EVENT(rdev_reset_tid_config, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + const u8 *peer, u8 tids), + TP_ARGS(wiphy, netdev, peer, tids), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + MAC_ENTRY(peer) + __field(u8, tids) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + MAC_ASSIGN(peer, peer); + __entry->tids = tids; + ), + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT ", tids: 0x%x", + WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer), __entry->tids) +); + +TRACE_EVENT(rdev_set_sar_specs, + TP_PROTO(struct wiphy *wiphy, struct cfg80211_sar_specs *sar), + TP_ARGS(wiphy, sar), + TP_STRUCT__entry( + WIPHY_ENTRY + __field(u16, type) + __field(u16, num) + ), + TP_fast_assign( + WIPHY_ASSIGN; + __entry->type = sar->type; + __entry->num = sar->num_sub_specs; + + ), + TP_printk(WIPHY_PR_FMT ", Set type:%d, num_specs:%d", + WIPHY_PR_ARG, __entry->type, __entry->num) +); + +TRACE_EVENT(rdev_color_change, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_color_change_settings *params), + TP_ARGS(wiphy, netdev, params), + TP_STRUCT__entry( + WIPHY_ENTRY + NETDEV_ENTRY + __field(u8, count) + __field(u16, bcn_ofs) + __field(u16, pres_ofs) + ), + TP_fast_assign( + WIPHY_ASSIGN; + NETDEV_ASSIGN; + __entry->count = params->count; + __entry->bcn_ofs = params->counter_offset_beacon; + __entry->pres_ofs = params->counter_offset_presp; + ), + TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT + ", count: %u", + WIPHY_PR_ARG, NETDEV_PR_ARG, + __entry->count) +); + +TRACE_EVENT(rdev_set_radar_background, + TP_PROTO(struct wiphy *wiphy, struct cfg80211_chan_def *chandef), + + TP_ARGS(wiphy, chandef), + + TP_STRUCT__entry( + WIPHY_ENTRY + CHAN_DEF_ENTRY + ), + + TP_fast_assign( + WIPHY_ASSIGN; + CHAN_DEF_ASSIGN(chandef) + ), + + TP_printk(WIPHY_PR_FMT ", " CHAN_DEF_PR_FMT, + WIPHY_PR_ARG, CHAN_DEF_PR_ARG) +); + /************************************************************* * cfg80211 exported functions traces * *************************************************************/ @@ -3564,26 +3701,6 @@ TRACE_EVENT(cfg80211_pmsr_complete, (unsigned long long)__entry->cookie) ); -TRACE_EVENT(rdev_update_owe_info, - TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_update_owe_info *owe_info), - TP_ARGS(wiphy, netdev, owe_info), - TP_STRUCT__entry(WIPHY_ENTRY - NETDEV_ENTRY - MAC_ENTRY(peer) - __field(u16, status) - __dynamic_array(u8, ie, owe_info->ie_len)), - TP_fast_assign(WIPHY_ASSIGN; - NETDEV_ASSIGN; - MAC_ASSIGN(peer, owe_info->peer); - __entry->status = owe_info->status; - memcpy(__get_dynamic_array(ie), - owe_info->ie, owe_info->ie_len);), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT - " status %d", WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer), - __entry->status) -); - TRACE_EVENT(cfg80211_update_owe_info_event, TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, struct cfg80211_update_owe_info *owe_info), @@ -3601,104 +3718,6 @@ TRACE_EVENT(cfg80211_update_owe_info_event, WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer)) ); -TRACE_EVENT(rdev_probe_mesh_link, - TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, - const u8 *dest, const u8 *buf, size_t len), - TP_ARGS(wiphy, netdev, dest, buf, len), - TP_STRUCT__entry( - WIPHY_ENTRY - NETDEV_ENTRY - MAC_ENTRY(dest) - ), - TP_fast_assign( - WIPHY_ASSIGN; - NETDEV_ASSIGN; - MAC_ASSIGN(dest, dest); - ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " MAC_PR_FMT, - WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(dest)) -); - -TRACE_EVENT(rdev_set_tid_config, - TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_tid_config *tid_conf), - TP_ARGS(wiphy, netdev, tid_conf), - TP_STRUCT__entry( - WIPHY_ENTRY - NETDEV_ENTRY - MAC_ENTRY(peer) - ), - TP_fast_assign( - WIPHY_ASSIGN; - NETDEV_ASSIGN; - MAC_ASSIGN(peer, tid_conf->peer); - ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT, - WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer)) -); - -TRACE_EVENT(rdev_reset_tid_config, - TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, - const u8 *peer, u8 tids), - TP_ARGS(wiphy, netdev, peer, tids), - TP_STRUCT__entry( - WIPHY_ENTRY - NETDEV_ENTRY - MAC_ENTRY(peer) - __field(u8, tids) - ), - TP_fast_assign( - WIPHY_ASSIGN; - NETDEV_ASSIGN; - MAC_ASSIGN(peer, peer); - __entry->tids = tids; - ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: " MAC_PR_FMT ", tids: 0x%x", - WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer), __entry->tids) -); - -TRACE_EVENT(rdev_set_sar_specs, - TP_PROTO(struct wiphy *wiphy, struct cfg80211_sar_specs *sar), - TP_ARGS(wiphy, sar), - TP_STRUCT__entry( - WIPHY_ENTRY - __field(u16, type) - __field(u16, num) - ), - TP_fast_assign( - WIPHY_ASSIGN; - __entry->type = sar->type; - __entry->num = sar->num_sub_specs; - - ), - TP_printk(WIPHY_PR_FMT ", Set type:%d, num_specs:%d", - WIPHY_PR_ARG, __entry->type, __entry->num) -); - -TRACE_EVENT(rdev_color_change, - TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, - struct cfg80211_color_change_settings *params), - TP_ARGS(wiphy, netdev, params), - TP_STRUCT__entry( - WIPHY_ENTRY - NETDEV_ENTRY - __field(u8, count) - __field(u16, bcn_ofs) - __field(u16, pres_ofs) - ), - TP_fast_assign( - WIPHY_ASSIGN; - NETDEV_ASSIGN; - __entry->count = params->count; - __entry->bcn_ofs = params->counter_offset_beacon; - __entry->pres_ofs = params->counter_offset_presp; - ), - TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT - ", count: %u", - WIPHY_PR_ARG, NETDEV_PR_ARG, - __entry->count) -); - TRACE_EVENT(cfg80211_bss_color_notify, TP_PROTO(struct net_device *netdev, enum nl80211_commands cmd, @@ -3721,25 +3740,6 @@ TRACE_EVENT(cfg80211_bss_color_notify, __entry->color_bitmap) ); -TRACE_EVENT(rdev_set_radar_background, - TP_PROTO(struct wiphy *wiphy, struct cfg80211_chan_def *chandef), - - TP_ARGS(wiphy, chandef), - - TP_STRUCT__entry( - WIPHY_ENTRY - CHAN_DEF_ENTRY - ), - - TP_fast_assign( - WIPHY_ASSIGN; - CHAN_DEF_ASSIGN(chandef) - ), - - TP_printk(WIPHY_PR_FMT ", " CHAN_DEF_PR_FMT, - WIPHY_PR_ARG, CHAN_DEF_PR_ARG) -); - TRACE_EVENT(cfg80211_assoc_comeback, TP_PROTO(struct wireless_dev *wdev, const u8 *bssid, u32 timeout), TP_ARGS(wdev, bssid, timeout), -- cgit v1.2.3 From f2a0290b2df2b0e65ab78b71c4a15e732afd4458 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 10 Jun 2022 11:07:55 +0200 Subject: wifi: cfg80211: add optional link add/remove callbacks Add some optional callbacks for link add/remove so that drivers can react here. Initially, I thought it would be sufficient to just create the link in start_ap etc., but it turns out that's not so simple, since there are quite a few callbacks that can be called: if they're erroneously without start_ap, things might crash. Thus it might be easier for drivers to allocate all the necessary data structures immediately, to not have to worry about it in each callback, since cfg80211 checks that the link ID is valid (has been added.) Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 12 ++++++++++++ net/wireless/nl80211.c | 14 +++++++++++++- net/wireless/rdev-ops.h | 26 ++++++++++++++++++++++++++ net/wireless/trace.h | 20 +++++++++++++++++++- 4 files changed, 70 insertions(+), 2 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index a4f9e6094118..5706f96b819a 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -3858,6 +3858,11 @@ struct mgmt_frame_regs { * keep the struct wireless_dev's iftype updated. * This additionally holds the RTNL to be able to do netdev changes. * + * @add_intf_link: Add a new MLO link to the given interface. Note that + * the wdev->link[] data structure has been updated, so the new link + * address is available. + * @del_intf_link: Remove an MLO link from the given interface. + * * @add_key: add a key with the given parameters. @mac_addr will be %NULL * when adding a group key. * @@ -4212,6 +4217,13 @@ struct cfg80211_ops { enum nl80211_iftype type, struct vif_params *params); + int (*add_intf_link)(struct wiphy *wiphy, + struct wireless_dev *wdev, + unsigned int link_id); + void (*del_intf_link)(struct wiphy *wiphy, + struct wireless_dev *wdev, + unsigned int link_id); + int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, u8 key_index, bool pairwise, const u8 *mac_addr, struct key_params *params); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 9bc66a21ac3a..0a69a5a6b74d 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -15556,9 +15556,11 @@ static int nl80211_set_fils_aad(struct sk_buff *skb, static int nl80211_add_link(struct sk_buff *skb, struct genl_info *info) { + struct cfg80211_registered_device *rdev = info->user_ptr[0]; unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; + int ret; if (!(wdev->wiphy->flags & WIPHY_FLAG_SUPPORTS_MLO)) return -EINVAL; @@ -15578,13 +15580,20 @@ static int nl80211_add_link(struct sk_buff *skb, struct genl_info *info) wdev->valid_links |= BIT(link_id); ether_addr_copy(wdev->links[link_id].addr, nla_data(info->attrs[NL80211_ATTR_MAC])); + + ret = rdev_add_intf_link(rdev, wdev, link_id); + if (ret) { + wdev->valid_links &= ~BIT(link_id); + eth_zero_addr(wdev->links[link_id].addr); + } wdev_unlock(wdev); - return 0; + return ret; } static int nl80211_remove_link(struct sk_buff *skb, struct genl_info *info) { + struct cfg80211_registered_device *rdev = info->user_ptr[0]; unsigned int link_id = nl80211_link_id(info->attrs); struct net_device *dev = info->user_ptr[1]; struct wireless_dev *wdev = dev->ieee80211_ptr; @@ -15604,6 +15613,9 @@ static int nl80211_remove_link(struct sk_buff *skb, struct genl_info *info) wdev_lock(wdev); wdev->valid_links &= ~BIT(link_id); + + rdev_del_intf_link(rdev, wdev, link_id); + eth_zero_addr(wdev->links[link_id].addr); wdev_unlock(wdev); diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h index d2300eff03ae..a329ba036989 100644 --- a/net/wireless/rdev-ops.h +++ b/net/wireless/rdev-ops.h @@ -1422,4 +1422,30 @@ rdev_set_radar_background(struct cfg80211_registered_device *rdev, return ret; } +static inline int +rdev_add_intf_link(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, + unsigned int link_id) +{ + int ret = 0; + + trace_rdev_add_intf_link(&rdev->wiphy, wdev, link_id); + if (rdev->ops->add_intf_link) + ret = rdev->ops->add_intf_link(&rdev->wiphy, wdev, link_id); + trace_rdev_return_int(&rdev->wiphy, ret); + + return ret; +} + +static inline void +rdev_del_intf_link(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev, + unsigned int link_id) +{ + trace_rdev_del_intf_link(&rdev->wiphy, wdev, link_id); + if (rdev->ops->add_intf_link) + rdev->ops->add_intf_link(&rdev->wiphy, wdev, link_id); + trace_rdev_return_void(&rdev->wiphy); +} + #endif /* __CFG80211_RDEV_OPS */ diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 92742430958e..65f8b814ecd0 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -2064,7 +2064,7 @@ TRACE_EVENT(rdev_set_noack_map, WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->noack_map) ); -TRACE_EVENT(rdev_get_channel, +DECLARE_EVENT_CLASS(wiphy_wdev_link_evt, TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, unsigned int link_id), TP_ARGS(wiphy, wdev, link_id), @@ -2082,6 +2082,12 @@ TRACE_EVENT(rdev_get_channel, WIPHY_PR_ARG, WDEV_PR_ARG, __entry->link_id) ); +DEFINE_EVENT(wiphy_wdev_link_evt, rdev_get_channel, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id), + TP_ARGS(wiphy, wdev, link_id) +); + TRACE_EVENT(rdev_return_chandef, TP_PROTO(struct wiphy *wiphy, int ret, struct cfg80211_chan_def *chandef), @@ -2823,6 +2829,18 @@ TRACE_EVENT(rdev_set_radar_background, WIPHY_PR_ARG, CHAN_DEF_PR_ARG) ); +DEFINE_EVENT(wiphy_wdev_link_evt, rdev_add_intf_link, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id), + TP_ARGS(wiphy, wdev, link_id) +); + +DEFINE_EVENT(wiphy_wdev_link_evt, rdev_del_intf_link, + TP_PROTO(struct wiphy *wiphy, struct wireless_dev *wdev, + unsigned int link_id), + TP_ARGS(wiphy, wdev, link_id) +); + /************************************************************* * cfg80211 exported functions traces * *************************************************************/ -- cgit v1.2.3 From 0d8c4a3c8688bd0bbc67b8a24b4e7a7344272c93 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 10 Jun 2022 11:21:21 +0200 Subject: wifi: mac80211: implement add/del interface link callbacks When a link is added or removed via nl80211, these are called. Implement them so we don't have to check in all the different per-link commands whether we've already created the necessary datastructures. Signed-off-by: Johannes Berg --- net/mac80211/cfg.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index abc3fa5a8d7e..6790fb78c068 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -4549,6 +4549,24 @@ ieee80211_set_radar_background(struct wiphy *wiphy, return local->ops->set_radar_background(&local->hw, chandef); } +static int ieee80211_add_intf_link(struct wiphy *wiphy, + struct wireless_dev *wdev, + unsigned int link_id) +{ + struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); + + return ieee80211_vif_set_links(sdata, wdev->valid_links); +} + +static void ieee80211_del_intf_link(struct wiphy *wiphy, + struct wireless_dev *wdev, + unsigned int link_id) +{ + struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); + + ieee80211_vif_set_links(sdata, wdev->valid_links); +} + const struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, @@ -4654,4 +4672,6 @@ const struct cfg80211_ops mac80211_config_ops = { .set_sar_specs = ieee80211_set_sar_specs, .color_change = ieee80211_color_change, .set_radar_background = ieee80211_set_radar_background, + .add_intf_link = ieee80211_add_intf_link, + .del_intf_link = ieee80211_del_intf_link, }; -- cgit v1.2.3 From d9f83f22a7913149fc8687b1cc54a28505d25990 Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Wed, 1 Jun 2022 12:55:14 +0300 Subject: wifi: mac80211: use link in start/stop ap Use link and link_conf according to the link_id provided by cfg in start_ap/stop_ap and change_beacon. Also use them in the functions called by them. Note that for a non MLD device, the link_id is 0, and link[0] and link_conf[0] equal to deflink and bss_conf respectively (what was there before). Also, call vif_info_change for BSS related changes (SSID), and link_info_change for LINK related changes (instead of the legacy bss_info_change). Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- net/mac80211/cfg.c | 217 ++++++++++++++++++++++++++++------------------------- 1 file changed, 115 insertions(+), 102 deletions(-) diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 6790fb78c068..f1ee73d96dfb 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -114,14 +114,15 @@ static int ieee80211_set_mon_options(struct ieee80211_sub_if_data *sdata, } static int ieee80211_set_ap_mbssid_options(struct ieee80211_sub_if_data *sdata, - struct cfg80211_mbssid_config params) + struct cfg80211_mbssid_config params, + struct ieee80211_bss_conf *link_conf) { struct ieee80211_sub_if_data *tx_sdata; sdata->vif.mbssid_tx_vif = NULL; - sdata->vif.bss_conf.bssid_index = 0; - sdata->vif.bss_conf.nontransmitted = false; - sdata->vif.bss_conf.ema_ap = false; + link_conf->bssid_index = 0; + link_conf->nontransmitted = false; + link_conf->ema_ap = false; if (sdata->vif.type != NL80211_IFTYPE_AP || !params.tx_wdev) return -EINVAL; @@ -134,11 +135,11 @@ static int ieee80211_set_ap_mbssid_options(struct ieee80211_sub_if_data *sdata, sdata->vif.mbssid_tx_vif = &sdata->vif; } else { sdata->vif.mbssid_tx_vif = &tx_sdata->vif; - sdata->vif.bss_conf.nontransmitted = true; - sdata->vif.bss_conf.bssid_index = params.index; + link_conf->nontransmitted = true; + link_conf->bssid_index = params.index; } if (params.ema) - sdata->vif.bss_conf.ema_ap = true; + link_conf->ema_ap = true; return 0; } @@ -861,14 +862,15 @@ static int ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, const u8 *resp, size_t resp_len, const struct ieee80211_csa_settings *csa, - const struct ieee80211_color_change_settings *cca) + const struct ieee80211_color_change_settings *cca, + struct ieee80211_link_data *link) { struct probe_resp *new, *old; if (!resp || !resp_len) return 1; - old = sdata_dereference(sdata->deflink.u.ap.probe_resp, sdata); + old = sdata_dereference(link->u.ap.probe_resp, sdata); new = kzalloc(sizeof(struct probe_resp) + resp_len, GFP_KERNEL); if (!new) @@ -884,7 +886,7 @@ ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, else if (cca) new->cntdwn_counter_offsets[0] = cca->counter_offset_presp; - rcu_assign_pointer(sdata->deflink.u.ap.probe_resp, new); + rcu_assign_pointer(link->u.ap.probe_resp, new); if (old) kfree_rcu(old, rcu_head); @@ -892,7 +894,9 @@ ieee80211_set_probe_resp(struct ieee80211_sub_if_data *sdata, } static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata, - struct cfg80211_fils_discovery *params) + struct cfg80211_fils_discovery *params, + struct ieee80211_link_data *link, + struct ieee80211_bss_conf *link_conf) { struct fils_discovery_data *new, *old = NULL; struct ieee80211_fils_discovery *fd; @@ -900,17 +904,17 @@ static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata, if (!params->tmpl || !params->tmpl_len) return -EINVAL; - fd = &sdata->vif.bss_conf.fils_discovery; + fd = &link_conf->fils_discovery; fd->min_interval = params->min_interval; fd->max_interval = params->max_interval; - old = sdata_dereference(sdata->deflink.u.ap.fils_discovery, sdata); + old = sdata_dereference(link->u.ap.fils_discovery, sdata); new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL); if (!new) return -ENOMEM; new->len = params->tmpl_len; memcpy(new->data, params->tmpl, params->tmpl_len); - rcu_assign_pointer(sdata->deflink.u.ap.fils_discovery, new); + rcu_assign_pointer(link->u.ap.fils_discovery, new); if (old) kfree_rcu(old, rcu_head); @@ -920,27 +924,27 @@ static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata, static int ieee80211_set_unsol_bcast_probe_resp(struct ieee80211_sub_if_data *sdata, - struct cfg80211_unsol_bcast_probe_resp *params) + struct cfg80211_unsol_bcast_probe_resp *params, + struct ieee80211_link_data *link, + struct ieee80211_bss_conf *link_conf) { struct unsol_bcast_probe_resp_data *new, *old = NULL; if (!params->tmpl || !params->tmpl_len) return -EINVAL; - old = sdata_dereference(sdata->deflink.u.ap.unsol_bcast_probe_resp, - sdata); + old = sdata_dereference(link->u.ap.unsol_bcast_probe_resp, sdata); new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL); if (!new) return -ENOMEM; new->len = params->tmpl_len; memcpy(new->data, params->tmpl, params->tmpl_len); - rcu_assign_pointer(sdata->deflink.u.ap.unsol_bcast_probe_resp, new); + rcu_assign_pointer(link->u.ap.unsol_bcast_probe_resp, new); if (old) kfree_rcu(old, rcu_head); - sdata->vif.bss_conf.unsol_bcast_probe_resp_interval = - params->interval; + link_conf->unsol_bcast_probe_resp_interval = params->interval; return 0; } @@ -948,18 +952,17 @@ ieee80211_set_unsol_bcast_probe_resp(struct ieee80211_sub_if_data *sdata, static int ieee80211_set_ftm_responder_params( struct ieee80211_sub_if_data *sdata, const u8 *lci, size_t lci_len, - const u8 *civicloc, size_t civicloc_len) + const u8 *civicloc, size_t civicloc_len, + struct ieee80211_bss_conf *link_conf) { struct ieee80211_ftm_responder_params *new, *old; - struct ieee80211_bss_conf *bss_conf; u8 *pos; int len; if (!lci_len && !civicloc_len) return 0; - bss_conf = &sdata->vif.bss_conf; - old = bss_conf->ftmr_params; + old = link_conf->ftmr_params; len = lci_len + civicloc_len; new = kzalloc(sizeof(*new) + len, GFP_KERNEL); @@ -981,7 +984,7 @@ static int ieee80211_set_ftm_responder_params( pos += civicloc_len; } - bss_conf->ftmr_params = new; + link_conf->ftmr_params = new; kfree(old); return 0; @@ -1014,8 +1017,11 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, int new_head_len, new_tail_len; int size, err; u32 changed = BSS_CHANGED_BEACON; + struct ieee80211_link_data *link = sdata->link[params->link_id]; + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[params->link_id]; - old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); + old = sdata_dereference(link->u.ap.beacon, sdata); /* Need to have a beacon head if we don't have one yet */ if (!params->head && !old) @@ -1069,7 +1075,7 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, pos += struct_size(new->mbssid_ies, elem, mbssid->cnt); ieee80211_copy_mbssid_beacon(pos, new->mbssid_ies, mbssid); /* update bssid_indicator */ - sdata->vif.bss_conf.bssid_indicator = + link_conf->bssid_indicator = ilog2(__roundup_pow_of_two(mbssid->cnt + 1)); } @@ -1097,7 +1103,7 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, memcpy(new->tail, old->tail, new_tail_len); err = ieee80211_set_probe_resp(sdata, params->probe_resp, - params->probe_resp_len, csa, cca); + params->probe_resp_len, csa, cca, link); if (err < 0) { kfree(new); return err; @@ -1106,12 +1112,13 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_AP_PROBE_RESP; if (params->ftm_responder != -1) { - sdata->vif.bss_conf.ftm_responder = params->ftm_responder; + link_conf->ftm_responder = params->ftm_responder; err = ieee80211_set_ftm_responder_params(sdata, params->lci, params->lci_len, params->civicloc, - params->civicloc_len); + params->civicloc_len, + link_conf); if (err < 0) { kfree(new); @@ -1121,7 +1128,7 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata, changed |= BSS_CHANGED_FTM_RESPONDER; } - rcu_assign_pointer(sdata->deflink.u.ap.beacon, new); + rcu_assign_pointer(link->u.ap.beacon, new); sdata->u.ap.active = true; if (old) @@ -1140,33 +1147,35 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, u32 changed = BSS_CHANGED_BEACON_INT | BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_BEACON | - BSS_CHANGED_SSID | BSS_CHANGED_P2P_PS | BSS_CHANGED_TXPOWER | BSS_CHANGED_TWT; int i, err; int prev_beacon_int; + unsigned int link_id = params->beacon.link_id; + struct ieee80211_link_data *link = sdata->link[link_id]; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; - old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); + old = sdata_dereference(link->u.ap.beacon, sdata); if (old) return -EALREADY; if (params->smps_mode != NL80211_SMPS_OFF) return -ENOTSUPP; - sdata->deflink.smps_mode = IEEE80211_SMPS_OFF; + link->smps_mode = IEEE80211_SMPS_OFF; - sdata->deflink.needed_rx_chains = sdata->local->rx_chains; + link->needed_rx_chains = sdata->local->rx_chains; - prev_beacon_int = sdata->vif.bss_conf.beacon_int; - sdata->vif.bss_conf.beacon_int = params->beacon_interval; + prev_beacon_int = link_conf->beacon_int; + link_conf->beacon_int = params->beacon_interval; if (params->he_cap && params->he_oper) { - sdata->vif.bss_conf.he_support = true; - sdata->vif.bss_conf.htc_trig_based_pkt_ext = + link_conf->he_support = true; + link_conf->htc_trig_based_pkt_ext = le32_get_bits(params->he_oper->he_oper_params, IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK); - sdata->vif.bss_conf.frame_time_rts_th = + link_conf->frame_time_rts_th = le32_get_bits(params->he_oper->he_oper_params, IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK); changed |= BSS_CHANGED_HE_OBSS_PD; @@ -1178,21 +1187,20 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (sdata->vif.type == NL80211_IFTYPE_AP && params->mbssid_config.tx_wdev) { err = ieee80211_set_ap_mbssid_options(sdata, - params->mbssid_config); + params->mbssid_config, + link_conf); if (err) return err; } mutex_lock(&local->mtx); - err = ieee80211_link_use_channel(sdata->link[params->beacon.link_id], - ¶ms->chandef, + err = ieee80211_link_use_channel(link, ¶ms->chandef, IEEE80211_CHANCTX_SHARED); if (!err) - ieee80211_link_copy_chanctx_to_vlans(sdata->link[params->beacon.link_id], - false); + ieee80211_link_copy_chanctx_to_vlans(link, false); mutex_unlock(&local->mtx); if (err) { - sdata->vif.bss_conf.beacon_int = prev_beacon_int; + link_conf->beacon_int = prev_beacon_int; return err; } @@ -1218,12 +1226,12 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, params->crypto.control_port_no_preauth; } - sdata->vif.bss_conf.dtim_period = params->dtim_period; - sdata->vif.bss_conf.enable_beacon = true; - sdata->vif.bss_conf.allow_p2p_go_ps = sdata->vif.p2p; - sdata->vif.bss_conf.twt_responder = params->twt_responder; - sdata->vif.bss_conf.he_obss_pd = params->he_obss_pd; - sdata->vif.bss_conf.he_bss_color = params->beacon.he_bss_color; + link_conf->dtim_period = params->dtim_period; + link_conf->enable_beacon = true; + link_conf->allow_p2p_go_ps = sdata->vif.p2p; + link_conf->twt_responder = params->twt_responder; + link_conf->he_obss_pd = params->he_obss_pd; + link_conf->he_bss_color = params->beacon.he_bss_color; sdata->vif.cfg.s1g = params->chandef.chan->band == NL80211_BAND_S1GHZ; @@ -1231,15 +1239,15 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (params->ssid_len) memcpy(sdata->vif.cfg.ssid, params->ssid, params->ssid_len); - sdata->vif.bss_conf.hidden_ssid = + link_conf->hidden_ssid = (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE); - memset(&sdata->vif.bss_conf.p2p_noa_attr, 0, - sizeof(sdata->vif.bss_conf.p2p_noa_attr)); - sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow = + memset(&link_conf->p2p_noa_attr, 0, + sizeof(link_conf->p2p_noa_attr)); + link_conf->p2p_noa_attr.oppps_ctwindow = params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK; if (params->p2p_opp_ps) - sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |= + link_conf->p2p_noa_attr.oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT; sdata->beacon_rate_set = false; @@ -1254,7 +1262,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, } if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL)) - sdata->vif.bss_conf.beacon_tx_rate = params->beacon_rate; + link_conf->beacon_tx_rate = params->beacon_rate; err = ieee80211_assign_beacon(sdata, ¶ms->beacon, NULL, NULL); if (err < 0) @@ -1263,7 +1271,8 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (params->fils_discovery.max_interval) { err = ieee80211_set_fils_discovery(sdata, - ¶ms->fils_discovery); + ¶ms->fils_discovery, + link, link_conf); if (err < 0) goto error; changed |= BSS_CHANGED_FILS_DISCOVERY; @@ -1271,7 +1280,8 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, if (params->unsol_bcast_probe_resp.interval) { err = ieee80211_set_unsol_bcast_probe_resp(sdata, - ¶ms->unsol_bcast_probe_resp); + ¶ms->unsol_bcast_probe_resp, + link, link_conf); if (err < 0) goto error; changed |= BSS_CHANGED_UNSOL_BCAST_PROBE_RESP; @@ -1279,17 +1289,18 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, err = drv_start_ap(sdata->local, sdata); if (err) { - old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); + old = sdata_dereference(link->u.ap.beacon, sdata); if (old) kfree_rcu(old, rcu_head); - RCU_INIT_POINTER(sdata->deflink.u.ap.beacon, NULL); + RCU_INIT_POINTER(link->u.ap.beacon, NULL); sdata->u.ap.active = false; goto error; } ieee80211_recalc_dtim(local, sdata); - ieee80211_bss_info_change_notify(sdata, changed); + ieee80211_vif_cfg_change_notify(sdata, BSS_CHANGED_SSID); + ieee80211_link_info_change_notify(sdata, link_id, changed); netif_carrier_on(dev); list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) @@ -1299,7 +1310,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, error: mutex_lock(&local->mtx); - ieee80211_link_release_channel(sdata->link[params->beacon.link_id]); + ieee80211_link_release_channel(link); mutex_unlock(&local->mtx); return err; @@ -1308,21 +1319,22 @@ error: static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_beacon_data *params) { - struct ieee80211_sub_if_data *sdata; - struct ieee80211_bss_conf *bss_conf; + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct beacon_data *old; int err; + struct ieee80211_bss_conf *link_conf = + sdata->vif.link_conf[params->link_id]; - sdata = IEEE80211_DEV_TO_SUB_IF(dev); sdata_assert_lock(sdata); /* don't allow changing the beacon while a countdown is in place - offset * of channel switch counter may change */ - if (sdata->vif.bss_conf.csa_active || sdata->vif.bss_conf.color_change_active) + if (link_conf->csa_active || link_conf->color_change_active) return -EBUSY; - old = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); + old = sdata_dereference(sdata->link[params->link_id]->u.ap.beacon, + sdata); if (!old) return -ENOENT; @@ -1330,10 +1342,9 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, if (err < 0) return err; - bss_conf = &sdata->vif.bss_conf; if (params->he_bss_color_valid && - params->he_bss_color.enabled != bss_conf->he_bss_color.enabled) { - bss_conf->he_bss_color.enabled = params->he_bss_color.enabled; + params->he_bss_color.enabled != link_conf->he_bss_color.enabled) { + link_conf->he_bss_color.enabled = params->he_bss_color.enabled; err |= BSS_CHANGED_HE_BSS_COLOR; } @@ -1341,14 +1352,14 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev, return 0; } -static void ieee80211_free_next_beacon(struct ieee80211_sub_if_data *sdata) +static void ieee80211_free_next_beacon(struct ieee80211_link_data *link) { - if (!sdata->deflink.u.ap.next_beacon) + if (!link->u.ap.next_beacon) return; - kfree(sdata->deflink.u.ap.next_beacon->mbssid_ies); - kfree(sdata->deflink.u.ap.next_beacon); - sdata->deflink.u.ap.next_beacon = NULL; + kfree(link->u.ap.next_beacon->mbssid_ies); + kfree(link->u.ap.next_beacon); + link->u.ap.next_beacon = NULL; } static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, @@ -1362,32 +1373,34 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, struct fils_discovery_data *old_fils_discovery; struct unsol_bcast_probe_resp_data *old_unsol_bcast_probe_resp; struct cfg80211_chan_def chandef; + struct ieee80211_link_data *link = sdata->link[link_id]; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; sdata_assert_lock(sdata); - old_beacon = sdata_dereference(sdata->deflink.u.ap.beacon, sdata); + old_beacon = sdata_dereference(link->u.ap.beacon, sdata); if (!old_beacon) return -ENOENT; - old_probe_resp = sdata_dereference(sdata->deflink.u.ap.probe_resp, + old_probe_resp = sdata_dereference(link->u.ap.probe_resp, sdata); - old_fils_discovery = sdata_dereference(sdata->deflink.u.ap.fils_discovery, + old_fils_discovery = sdata_dereference(link->u.ap.fils_discovery, sdata); old_unsol_bcast_probe_resp = - sdata_dereference(sdata->deflink.u.ap.unsol_bcast_probe_resp, + sdata_dereference(link->u.ap.unsol_bcast_probe_resp, sdata); /* abort any running channel switch */ mutex_lock(&local->mtx); - sdata->vif.bss_conf.csa_active = false; - if (sdata->deflink.csa_block_tx) { + link_conf->csa_active = false; + if (link->csa_block_tx) { ieee80211_wake_vif_queues(local, sdata, IEEE80211_QUEUE_STOP_REASON_CSA); - sdata->deflink.csa_block_tx = false; + link->csa_block_tx = false; } mutex_unlock(&local->mtx); - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(link); /* turn off carrier for this interface and dependent VLANs */ list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list) @@ -1396,10 +1409,10 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, /* remove beacon and probe response */ sdata->u.ap.active = false; - RCU_INIT_POINTER(sdata->deflink.u.ap.beacon, NULL); - RCU_INIT_POINTER(sdata->deflink.u.ap.probe_resp, NULL); - RCU_INIT_POINTER(sdata->deflink.u.ap.fils_discovery, NULL); - RCU_INIT_POINTER(sdata->deflink.u.ap.unsol_bcast_probe_resp, NULL); + RCU_INIT_POINTER(link->u.ap.beacon, NULL); + RCU_INIT_POINTER(link->u.ap.probe_resp, NULL); + RCU_INIT_POINTER(link->u.ap.fils_discovery, NULL); + RCU_INIT_POINTER(link->u.ap.unsol_bcast_probe_resp, NULL); kfree_rcu(old_beacon, rcu_head); if (old_probe_resp) kfree_rcu(old_probe_resp, rcu_head); @@ -1408,13 +1421,13 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, if (old_unsol_bcast_probe_resp) kfree_rcu(old_unsol_bcast_probe_resp, rcu_head); - kfree(sdata->vif.bss_conf.ftmr_params); - sdata->vif.bss_conf.ftmr_params = NULL; + kfree(link_conf->ftmr_params); + link_conf->ftmr_params = NULL; __sta_info_flush(sdata, true); ieee80211_free_keys(sdata, true); - sdata->vif.bss_conf.enable_beacon = false; + link_conf->enable_beacon = false; sdata->beacon_rate_set = false; sdata->vif.cfg.ssid_len = 0; clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state); @@ -1422,8 +1435,8 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, BSS_CHANGED_BEACON_ENABLED); if (sdata->wdev.cac_started) { - chandef = sdata->vif.bss_conf.chandef; - cancel_delayed_work_sync(&sdata->deflink.dfs_cac_timer_work); + chandef = link_conf->chandef; + cancel_delayed_work_sync(&link->dfs_cac_timer_work); cfg80211_cac_event(sdata->dev, &chandef, NL80211_RADAR_CAC_ABORTED, GFP_KERNEL); @@ -1436,8 +1449,8 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, ieee80211_purge_tx_queue(&local->hw, &sdata->u.ap.ps.bc_buf); mutex_lock(&local->mtx); - ieee80211_link_copy_chanctx_to_vlans(sdata->link[link_id], true); - ieee80211_link_release_channel(sdata->link[link_id]); + ieee80211_link_copy_chanctx_to_vlans(link, true); + ieee80211_link_release_channel(link); mutex_unlock(&local->mtx); return 0; @@ -3335,7 +3348,7 @@ static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata, err = ieee80211_assign_beacon(sdata, sdata->deflink.u.ap.next_beacon, NULL, NULL); - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(&sdata->deflink); if (err < 0) return err; @@ -3491,7 +3504,7 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, IEEE80211_MAX_CNTDWN_COUNTERS_NUM) || (params->n_counter_offsets_presp > IEEE80211_MAX_CNTDWN_COUNTERS_NUM)) { - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(&sdata->deflink); return -EINVAL; } @@ -3503,7 +3516,7 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, err = ieee80211_assign_beacon(sdata, ¶ms->beacon_csa, &csa, NULL); if (err < 0) { - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(&sdata->deflink); return err; } *changed |= err; @@ -3594,7 +3607,7 @@ static void ieee80211_color_change_abort(struct ieee80211_sub_if_data *sdata) { sdata->vif.bss_conf.color_change_active = false; - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(&sdata->deflink); cfg80211_color_change_aborted_notify(sdata->dev); } @@ -4340,7 +4353,7 @@ ieee80211_set_after_color_change_beacon(struct ieee80211_sub_if_data *sdata, ret = ieee80211_assign_beacon(sdata, sdata->deflink.u.ap.next_beacon, NULL, NULL); - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(&sdata->deflink); if (ret < 0) return ret; @@ -4383,7 +4396,7 @@ ieee80211_set_color_change_beacon(struct ieee80211_sub_if_data *sdata, err = ieee80211_assign_beacon(sdata, ¶ms->beacon_color_change, NULL, &color_change); if (err < 0) { - ieee80211_free_next_beacon(sdata); + ieee80211_free_next_beacon(&sdata->deflink); return err; } *changed |= err; -- cgit v1.2.3 From ae7ba17b49b6707e62f31643dda25592c29482f8 Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Thu, 2 Jun 2022 15:08:16 +0300 Subject: wifi: mac80211: pass the link id in start/stop ap In start_ap and stop_ap mac80211 callbacks pass the link_id to the drivers. Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 40 +++++++++++++++++++---- drivers/net/wireless/realtek/rtw88/mac80211.c | 3 +- drivers/net/wireless/realtek/rtw89/mac80211.c | 6 ++-- drivers/net/wireless/silabs/wfx/sta.c | 6 ++-- drivers/net/wireless/silabs/wfx/sta.h | 6 ++-- include/net/mac80211.h | 6 ++-- net/mac80211/cfg.c | 4 +-- net/mac80211/driver-ops.h | 15 +++++---- net/mac80211/trace.h | 36 ++++++++++++++++---- net/mac80211/util.c | 2 +- 10 files changed, 93 insertions(+), 31 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 2539dc5aaa3f..eaffc3163bd1 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2396,7 +2396,8 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, } static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + unsigned int link_id) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); @@ -2522,8 +2523,22 @@ out_unlock: return ret; } +static int iwl_mvm_start_ap(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + unsigned int link_id) +{ + return iwl_mvm_start_ap_ibss(hw, vif, link_id); +} + +static int iwl_mvm_start_ibss(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + return iwl_mvm_start_ap_ibss(hw, vif, 0); +} + static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + unsigned int link_id) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); @@ -2586,6 +2601,19 @@ static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw, mutex_unlock(&mvm->mutex); } +static void iwl_mvm_stop_ap(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + unsigned int link_id) +{ + iwl_mvm_stop_ap_ibss(hw, vif, link_id); +} + +static void iwl_mvm_stop_ibss(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + iwl_mvm_stop_ap_ibss(hw, vif, 0); +} + static void iwl_mvm_bss_info_changed_ap_ibss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, @@ -5408,10 +5436,10 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { .unassign_vif_chanctx = iwl_mvm_unassign_vif_chanctx, .switch_vif_chanctx = iwl_mvm_switch_vif_chanctx, - .start_ap = iwl_mvm_start_ap_ibss, - .stop_ap = iwl_mvm_stop_ap_ibss, - .join_ibss = iwl_mvm_start_ap_ibss, - .leave_ibss = iwl_mvm_stop_ap_ibss, + .start_ap = iwl_mvm_start_ap, + .stop_ap = iwl_mvm_stop_ap, + .join_ibss = iwl_mvm_start_ibss, + .leave_ibss = iwl_mvm_stop_ibss, .tx_last_beacon = iwl_mvm_tx_last_beacon, diff --git a/drivers/net/wireless/realtek/rtw88/mac80211.c b/drivers/net/wireless/realtek/rtw88/mac80211.c index 9e0b5692fbab..ba60ca7ecdbf 100644 --- a/drivers/net/wireless/realtek/rtw88/mac80211.c +++ b/drivers/net/wireless/realtek/rtw88/mac80211.c @@ -429,7 +429,8 @@ static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, mutex_unlock(&rtwdev->mutex); } -static int rtw_ops_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +static int rtw_ops_start_ap(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, unsigned int link_id) { struct rtw_dev *rtwdev = hw->priv; struct rtw_chip_info *chip = rtwdev->chip; diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c index 5afb8fe5708e..0e3c95cf4c99 100644 --- a/drivers/net/wireless/realtek/rtw89/mac80211.c +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -381,7 +381,8 @@ static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, mutex_unlock(&rtwdev->mutex); } -static int rtw89_ops_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +static int rtw89_ops_start_ap(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, unsigned int link_id) { struct rtw89_dev *rtwdev = hw->priv; struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; @@ -401,7 +402,8 @@ static int rtw89_ops_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif } static -void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id) { struct rtw89_dev *rtwdev = hw->priv; struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c index 97a631ff1bfa..3ae93573f787 100644 --- a/drivers/net/wireless/silabs/wfx/sta.c +++ b/drivers/net/wireless/silabs/wfx/sta.c @@ -378,7 +378,8 @@ static void wfx_set_mfp_ap(struct wfx_vif *wvif) } } -int wfx_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +int wfx_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id) { struct wfx_vif *wvif = (struct wfx_vif *)vif->drv_priv; struct wfx_dev *wdev = wvif->wdev; @@ -396,7 +397,8 @@ int wfx_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) return ret; } -void wfx_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) +void wfx_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id) { struct wfx_vif *wvif = (struct wfx_vif *)vif->drv_priv; diff --git a/drivers/net/wireless/silabs/wfx/sta.h b/drivers/net/wireless/silabs/wfx/sta.h index 3109d257fe94..93ea992de1d7 100644 --- a/drivers/net/wireless/silabs/wfx/sta.h +++ b/drivers/net/wireless/silabs/wfx/sta.h @@ -29,8 +29,10 @@ void wfx_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags, int wfx_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif); void wfx_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif); -int wfx_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif); -void wfx_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif); +int wfx_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id); +void wfx_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id); int wfx_join_ibss(struct ieee80211_hw *hw, struct ieee80211_vif *vif); void wfx_leave_ibss(struct ieee80211_hw *hw, struct ieee80211_vif *vif); int wfx_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 1bc9d1d9769a..48c688fdf23d 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -4084,8 +4084,10 @@ struct ieee80211_ops { struct ieee80211_vif *vif, unsigned int link_id, u64 changed); - int (*start_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); - void (*stop_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); + int (*start_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id); + void (*stop_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + unsigned int link_id); u64 (*prepare_multicast)(struct ieee80211_hw *hw, struct netdev_hw_addr_list *mc_list); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index f1ee73d96dfb..009f1723c990 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1287,7 +1287,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, changed |= BSS_CHANGED_UNSOL_BCAST_PROBE_RESP; } - err = drv_start_ap(sdata->local, sdata); + err = drv_start_ap(sdata->local, sdata, link_id); if (err) { old = sdata_dereference(link->u.ap.beacon, sdata); @@ -1442,7 +1442,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev, GFP_KERNEL); } - drv_stop_ap(sdata->local, sdata); + drv_stop_ap(sdata->local, sdata, link_id); /* free all potentially still buffered bcast frames */ local->total_ps_buffered -= skb_queue_len(&sdata->u.ap.ps.bc_buf); diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 52be89f8f0bc..db38c8cc9d8f 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -985,7 +985,8 @@ int drv_switch_vif_chanctx(struct ieee80211_local *local, int n_vifs, enum ieee80211_chanctx_switch_mode mode); static inline int drv_start_ap(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata) + struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { int ret = 0; @@ -994,22 +995,24 @@ static inline int drv_start_ap(struct ieee80211_local *local, if (!check_sdata_in_driver(sdata)) return -EIO; - trace_drv_start_ap(local, sdata, &sdata->vif.bss_conf); + trace_drv_start_ap(local, sdata, sdata->vif.link_conf[link_id], + link_id); if (local->ops->start_ap) - ret = local->ops->start_ap(&local->hw, &sdata->vif); + ret = local->ops->start_ap(&local->hw, &sdata->vif, link_id); trace_drv_return_int(local, ret); return ret; } static inline void drv_stop_ap(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata) + struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { if (!check_sdata_in_driver(sdata)) return; - trace_drv_stop_ap(local, sdata); + trace_drv_stop_ap(local, sdata, link_id); if (local->ops->stop_ap) - local->ops->stop_ap(&local->hw, &sdata->vif); + local->ops->stop_ap(&local->hw, &sdata->vif, link_id); trace_drv_return_void(local); } diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 9804634e7d99..f96e7cdca4c2 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -1752,13 +1752,15 @@ DEFINE_EVENT(local_sdata_chanctx, drv_unassign_vif_chanctx, TRACE_EVENT(drv_start_ap, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, - struct ieee80211_bss_conf *info), + struct ieee80211_bss_conf *info, + unsigned int link_id), - TP_ARGS(local, sdata, info), + TP_ARGS(local, sdata, info, link_id), TP_STRUCT__entry( LOCAL_ENTRY VIF_ENTRY + __field(u32, link_id) __field(u8, dtimper) __field(u16, bcnint) __dynamic_array(u8, ssid, sdata->vif.cfg.ssid_len) @@ -1768,6 +1770,7 @@ TRACE_EVENT(drv_start_ap, TP_fast_assign( LOCAL_ASSIGN; VIF_ASSIGN; + __entry->link_id = link_id; __entry->dtimper = info->dtim_period; __entry->bcnint = info->beacon_int; memcpy(__get_dynamic_array(ssid), @@ -1777,15 +1780,34 @@ TRACE_EVENT(drv_start_ap, ), TP_printk( - LOCAL_PR_FMT VIF_PR_FMT, - LOCAL_PR_ARG, VIF_PR_ARG + LOCAL_PR_FMT VIF_PR_FMT " link id %u", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->link_id ) ); -DEFINE_EVENT(local_sdata_evt, drv_stop_ap, +TRACE_EVENT(drv_stop_ap, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata), - TP_ARGS(local, sdata) + struct ieee80211_sub_if_data *sdata, + unsigned int link_id), + + TP_ARGS(local, sdata, link_id), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + __field(u32, link_id) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + __entry->link_id = link_id; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT " link id %u", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->link_id + ) ); TRACE_EVENT(drv_reconfig_complete, diff --git a/net/mac80211/util.c b/net/mac80211/util.c index ecda655e7481..bccc3a309ed0 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2568,7 +2568,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) changed |= BSS_CHANGED_AP_PROBE_RESP; if (rcu_access_pointer(sdata->deflink.u.ap.beacon)) - drv_start_ap(local, sdata); + drv_start_ap(local, sdata, 0); } fallthrough; case NL80211_IFTYPE_MESH_POINT: -- cgit v1.2.3 From 6e8912a503759bb8f1f01c5b761d0d45815fa6de Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Mon, 6 Jun 2022 14:25:54 +0300 Subject: wifi: mac80211: return a beacon for a specific link Pass the link id through to the get_beacon and return the beacon for a specific link id. Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- drivers/net/wireless/ath/ath10k/mac.c | 2 +- drivers/net/wireless/ath/ath10k/wmi.c | 2 +- drivers/net/wireless/ath/ath11k/mac.c | 2 +- drivers/net/wireless/ath/ath5k/base.c | 2 +- drivers/net/wireless/ath/ath9k/beacon.c | 2 +- drivers/net/wireless/ath/ath9k/htc_drv_beacon.c | 2 +- drivers/net/wireless/ath/carl9170/tx.c | 2 +- drivers/net/wireless/ath/wcn36xx/main.c | 2 +- drivers/net/wireless/broadcom/b43/main.c | 2 +- drivers/net/wireless/broadcom/b43legacy/main.c | 2 +- .../broadcom/brcm80211/brcmsmac/mac80211_if.c | 4 +- drivers/net/wireless/intel/iwlegacy/common.c | 2 +- drivers/net/wireless/intel/iwlwifi/dvm/main.c | 4 +- drivers/net/wireless/intel/iwlwifi/dvm/rxon.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c | 2 +- drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 2 +- drivers/net/wireless/intersil/p54/main.c | 2 +- drivers/net/wireless/mac80211_hwsim.c | 2 +- drivers/net/wireless/marvell/libertas_tf/main.c | 4 +- drivers/net/wireless/marvell/mwl8k.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7603/beacon.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 4 +- .../net/wireless/mediatek/mt76/mt76x02_beacon.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 +- drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 2 +- drivers/net/wireless/purelifi/plfxlc/mac.c | 4 +- drivers/net/wireless/ralink/rt2x00/rt2x00queue.c | 2 +- drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c | 2 +- drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c | 2 +- drivers/net/wireless/realtek/rtlwifi/core.c | 2 +- drivers/net/wireless/realtek/rtlwifi/pci.c | 2 +- drivers/net/wireless/realtek/rtw88/fw.c | 2 +- drivers/net/wireless/realtek/rtw89/fw.c | 3 +- drivers/net/wireless/rsi/rsi_91x_hal.c | 2 +- drivers/net/wireless/silabs/wfx/sta.c | 6 +- drivers/net/wireless/st/cw1200/sta.c | 4 +- drivers/net/wireless/ti/wl1251/main.c | 2 +- drivers/net/wireless/ti/wlcore/main.c | 4 +- drivers/net/wireless/zydas/zd1211rw/zd_mac.c | 9 +-- drivers/staging/vt6655/rxtx.c | 2 +- drivers/staging/vt6656/rxtx.c | 2 +- include/net/mac80211.h | 14 ++-- net/mac80211/tx.c | 75 +++++++++++++--------- 43 files changed, 109 insertions(+), 88 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 4808ed6a6e20..3d111d6447f0 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -1630,7 +1630,7 @@ static int ath10k_mac_setup_bcn_tmpl(struct ath10k_vif *arvif) arvif->vdev_type != WMI_VDEV_TYPE_IBSS) return 0; - bcn = ieee80211_beacon_get_template(hw, vif, &offs); + bcn = ieee80211_beacon_get_template(hw, vif, &offs, 0); if (!bcn) { ath10k_warn(ar, "failed to get beacon template from mac80211\n"); return -EPERM; diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index af19cab24c76..074d8ba5072a 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -3888,7 +3888,7 @@ void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) continue; } - bcn = ieee80211_beacon_get(ar->hw, arvif->vif); + bcn = ieee80211_beacon_get(ar->hw, arvif->vif, 0); if (!bcn) { ath10k_warn(ar, "could not get mac80211 beacon\n"); continue; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 96a33b49a52f..17dbc7d9cf29 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -1362,7 +1362,7 @@ static int ath11k_mac_setup_bcn_tmpl(struct ath11k_vif *arvif) if (arvif->vdev_type != WMI_VDEV_TYPE_AP) return 0; - bcn = ieee80211_beacon_get_template(hw, vif, &offs); + bcn = ieee80211_beacon_get_template(hw, vif, &offs, 0); if (!bcn) { ath11k_warn(ab, "failed to get beacon template from mac80211\n"); return -EPERM; diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index 66d123f48085..85c982e0a1cd 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -1946,7 +1946,7 @@ ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) goto out; } - skb = ieee80211_beacon_get(hw, vif); + skb = ieee80211_beacon_get(hw, vif, 0); if (!skb) { ret = -ENOMEM; diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index d41988f8ea3f..ee72faac2f1d 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -135,7 +135,7 @@ static struct ath_buf *ath9k_beacon_generate(struct ieee80211_hw *hw, bf->bf_mpdu = NULL; } - skb = ieee80211_beacon_get(hw, vif); + skb = ieee80211_beacon_get(hw, vif, 0); if (skb == NULL) return NULL; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c index 468bc934d848..533471e69400 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c @@ -215,7 +215,7 @@ static void ath9k_htc_send_beacon(struct ath9k_htc_priv *priv, } /* Get a new beacon */ - beacon = ieee80211_beacon_get(priv->hw, vif); + beacon = ieee80211_beacon_get(priv->hw, vif, 0); if (!beacon) { spin_unlock_bh(&priv->beacon_lock); return; diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c index 514f568d9d07..6bb9aa2bfe65 100644 --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -1628,7 +1628,7 @@ int carl9170_update_beacon(struct ar9170 *ar, const bool submit) goto out_unlock; skb = ieee80211_beacon_get_tim(ar->hw, carl9170_get_vif(cvif), - NULL, NULL); + NULL, NULL, 0); if (!skb) { err = -ENOMEM; diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 04fb26cb8322..ace8641909bd 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -1010,7 +1010,7 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw, wcn36xx_smd_config_bss(wcn, vif, NULL, vif->addr, false); skb = ieee80211_beacon_get_tim(hw, vif, &tim_off, - &tim_len); + &tim_len, 0); if (!skb) { wcn36xx_err("failed to alloc beacon skb\n"); goto out; diff --git a/drivers/net/wireless/broadcom/b43/main.c b/drivers/net/wireless/broadcom/b43/main.c index e3121a9d0579..6b4188066f0b 100644 --- a/drivers/net/wireless/broadcom/b43/main.c +++ b/drivers/net/wireless/broadcom/b43/main.c @@ -1832,7 +1832,7 @@ static void b43_update_templates(struct b43_wl *wl) * the TIM field, but that would probably require resizing and * moving of data within the beacon template. * Simply request a new beacon and let mac80211 do the hard work. */ - beacon = ieee80211_beacon_get(wl->hw, wl->vif); + beacon = ieee80211_beacon_get(wl->hw, wl->vif, 0); if (unlikely(!beacon)) return; diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c index 96d5a034c09b..532013184389 100644 --- a/drivers/net/wireless/broadcom/b43legacy/main.c +++ b/drivers/net/wireless/broadcom/b43legacy/main.c @@ -1241,7 +1241,7 @@ static void b43legacy_update_templates(struct b43legacy_wl *wl) * field, but that would probably require resizing and moving of data * within the beacon template. Simply request a new beacon and let * mac80211 do the hard work. */ - beacon = ieee80211_beacon_get(wl->hw, wl->vif); + beacon = ieee80211_beacon_get(wl->hw, wl->vif, 0); if (unlikely(!beacon)) return; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c index fd3c131c622c..61d7404aded4 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c @@ -678,7 +678,7 @@ brcms_ops_bss_info_changed(struct ieee80211_hw *hw, u16 tim_offset = 0; spin_lock_bh(&wl->lock); - beacon = ieee80211_beacon_get_tim(hw, vif, &tim_offset, NULL); + beacon = ieee80211_beacon_get_tim(hw, vif, &tim_offset, NULL, 0); brcms_c_set_new_beacon(wl->wlc, beacon, tim_offset, info->dtim_period); spin_unlock_bh(&wl->lock); @@ -950,7 +950,7 @@ static int brcms_ops_beacon_set_tim(struct ieee80211_hw *hw, spin_lock_bh(&wl->lock); if (wl->wlc->vif) beacon = ieee80211_beacon_get_tim(hw, wl->wlc->vif, - &tim_offset, NULL); + &tim_offset, NULL, 0); if (beacon) brcms_c_set_new_beacon(wl->wlc, beacon, tim_offset, wl->wlc->vif->bss_conf.dtim_period); diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c index affad34f70f0..6f007e63f0c2 100644 --- a/drivers/net/wireless/intel/iwlegacy/common.c +++ b/drivers/net/wireless/intel/iwlegacy/common.c @@ -5276,7 +5276,7 @@ il_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif) struct il_priv *il = hw->priv; unsigned long flags; __le64 timestamp; - struct sk_buff *skb = ieee80211_beacon_get(hw, vif); + struct sk_buff *skb = ieee80211_beacon_get(hw, vif, 0); if (!skb) return; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/main.c b/drivers/net/wireless/intel/iwlwifi/dvm/main.c index caf452922dbd..a873be109f43 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/main.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/main.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /****************************************************************************** * - * Copyright(c) 2003 - 2014, 2018 - 2021 Intel Corporation. All rights reserved. + * Copyright(c) 2003 - 2014, 2018 - 2022 Intel Corporation. All rights reserved. * Copyright(c) 2015 Intel Deutschland GmbH * * Portions of this file are derived from the ipw3945 project, as well @@ -284,7 +284,7 @@ static void iwl_bg_beacon_update(struct work_struct *work) } /* Pull updated AP beacon from mac80211. will fail if not in AP mode */ - beacon = ieee80211_beacon_get(priv->hw, priv->beacon_ctx->vif); + beacon = ieee80211_beacon_get(priv->hw, priv->beacon_ctx->vif, 0); if (!beacon) { IWL_ERR(priv, "update beacon failed -- keeping old\n"); goto out; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c index 45e382fe45a2..f80cce37e2c0 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/rxon.c @@ -183,7 +183,7 @@ static int iwlagn_update_beacon(struct iwl_priv *priv, lockdep_assert_held(&priv->mutex); dev_kfree_skb(priv->beacon_skb); - priv->beacon_skb = ieee80211_beacon_get(priv->hw, vif); + priv->beacon_skb = ieee80211_beacon_get(priv->hw, vif, 0); if (!priv->beacon_skb) return -ENOMEM; return iwlagn_send_beacon_cmd(priv); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 49898fd99594..c0bd697b080a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1233,7 +1233,7 @@ static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len) mvm->hw->extra_beacon_tailroom = len; - beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL); + beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL, 0); if (!beacon) goto out_err; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 65df8cbb57d9..ed586e6d7d64 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -1002,7 +1002,7 @@ int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, WARN_ON(vif->type != NL80211_IFTYPE_AP && vif->type != NL80211_IFTYPE_ADHOC); - beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL); + beacon = ieee80211_beacon_get_template(mvm->hw, vif, NULL, 0); if (!beacon) return -ENOMEM; diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c index cc6769a4fec7..115be1f3f33d 100644 --- a/drivers/net/wireless/intersil/p54/main.c +++ b/drivers/net/wireless/intersil/p54/main.c @@ -139,7 +139,7 @@ static int p54_beacon_update(struct p54_common *priv, struct sk_buff *beacon; int ret; - beacon = ieee80211_beacon_get(priv->hw, vif); + beacon = ieee80211_beacon_get(priv->hw, vif, 0); if (!beacon) return -ENOMEM; ret = p54_beacon_format_ie_tim(beacon); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index be83904c642b..44174a4c2117 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -1908,7 +1908,7 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, vif->type != NL80211_IFTYPE_OCB) return; - skb = ieee80211_beacon_get(hw, vif); + skb = ieee80211_beacon_get(hw, vif, 0); if (skb == NULL) return; info = IEEE80211_SKB_CB(skb); diff --git a/drivers/net/wireless/marvell/libertas_tf/main.c b/drivers/net/wireless/marvell/libertas_tf/main.c index 21c3e0bdc444..74c4942b9a5a 100644 --- a/drivers/net/wireless/marvell/libertas_tf/main.c +++ b/drivers/net/wireless/marvell/libertas_tf/main.c @@ -427,7 +427,7 @@ static void lbtf_op_bss_info_changed(struct ieee80211_hw *hw, switch (priv->vif->type) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_MESH_POINT: - beacon = ieee80211_beacon_get(hw, vif); + beacon = ieee80211_beacon_get(hw, vif, 0); if (beacon) { lbtf_beacon_set(priv, beacon); kfree_skb(beacon); @@ -691,7 +691,7 @@ void lbtf_bcn_sent(struct lbtf_private *priv) } } - skb = ieee80211_beacon_get(priv->hw, priv->vif); + skb = ieee80211_beacon_get(priv->hw, priv->vif, 0); if (skb) { lbtf_beacon_set(priv, skb); diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c index 7eef3a74d124..293bec9bb8dd 100644 --- a/drivers/net/wireless/marvell/mwl8k.c +++ b/drivers/net/wireless/marvell/mwl8k.c @@ -5147,7 +5147,7 @@ mwl8k_bss_info_changed_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (changed & (BSS_CHANGED_BEACON_INT | BSS_CHANGED_BEACON)) { struct sk_buff *skb; - skb = ieee80211_beacon_get(hw, vif); + skb = ieee80211_beacon_get(hw, vif, 0); if (skb != NULL) { mwl8k_cmd_set_beacon(hw, vif, skb->data, skb->len); kfree_skb(skb); diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c index b5e8308e0cc7..c67fc29bb7c3 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c @@ -20,7 +20,7 @@ mt7603_update_beacon_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) if (!(mdev->beacon_mask & BIT(mvif->idx))) return; - skb = ieee80211_beacon_get(mt76_hw(dev), vif); + skb = ieee80211_beacon_get(mt76_hw(dev), vif, 0); if (!skb) return; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c index f58376733c67..3f8f06d9628c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c @@ -706,7 +706,7 @@ mt7615_mcu_add_beacon_offload(struct mt7615_dev *dev, if (!enable) goto out; - skb = ieee80211_beacon_get_template(hw, vif, &offs); + skb = ieee80211_beacon_get_template(hw, vif, &offs, 0); if (!skb) return -EINVAL; @@ -1076,7 +1076,7 @@ mt7615_mcu_uni_add_beacon_offload(struct mt7615_dev *dev, if (!enable) goto out; - skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs); + skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0); if (!skb) return -EINVAL; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c b/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c index 5d034cec191b..b72510949877 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_beacon.c @@ -139,7 +139,7 @@ mt76x02_update_beacon_iter(void *priv, u8 *mac, struct ieee80211_vif *vif) if (!(dev->mt76.beacon_mask & BIT(mvif->idx))) return; - skb = ieee80211_beacon_get(mt76_hw(dev), vif); + skb = ieee80211_beacon_get(mt76_hw(dev), vif, 0); if (!skb) return; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 1b3d6634a72e..8c91257ba1c9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -2086,7 +2086,7 @@ int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (!en) goto out; - skb = ieee80211_beacon_get_template(hw, vif, &offs); + skb = ieee80211_beacon_get_template(hw, vif, &offs, 0); if (!skb) return -EINVAL; diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c index 64fc400bd981..3b5b475b0875 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c @@ -1258,7 +1258,7 @@ mt7921_mcu_uni_add_beacon_offload(struct mt7921_dev *dev, if (!enable) goto out; - skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs); + skb = ieee80211_beacon_get_template(mt76_hw(dev), vif, &offs, 0); if (!skb) return -EINVAL; diff --git a/drivers/net/wireless/purelifi/plfxlc/mac.c b/drivers/net/wireless/purelifi/plfxlc/mac.c index 1fc1682683e1..d3cdffbded69 100644 --- a/drivers/net/wireless/purelifi/plfxlc/mac.c +++ b/drivers/net/wireless/purelifi/plfxlc/mac.c @@ -133,7 +133,7 @@ int plfxlc_restore_settings(struct plfxlc_mac *mac) return 0; if (mac->vif) { - beacon = ieee80211_beacon_get(mac->hw, mac->vif); + beacon = ieee80211_beacon_get(mac->hw, mac->vif, 0); if (beacon) { /*beacon is hardcoded in firmware */ kfree_skb(beacon); @@ -601,7 +601,7 @@ static void plfxlc_op_bss_info_changed(struct ieee80211_hw *hw, /* for ADHOC */ associated = true; if (changes & BSS_CHANGED_BEACON) { - struct sk_buff *beacon = ieee80211_beacon_get(hw, vif); + struct sk_buff *beacon = ieee80211_beacon_get(hw, vif, 0); if (beacon) { /*beacon is hardcoded in firmware */ diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c index aa6b2f3d2eff..4d06038afd83 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c @@ -758,7 +758,7 @@ int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev, */ rt2x00queue_free_skb(intf->beacon); - intf->beacon->skb = ieee80211_beacon_get(rt2x00dev->hw, vif); + intf->beacon->skb = ieee80211_beacon_get(rt2x00dev->hw, vif, 0); if (!intf->beacon->skb) return -ENOMEM; diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c index 10e8fdc31879..f66cc9083972 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c @@ -1300,7 +1300,7 @@ static void rtl8180_beacon_work(struct work_struct *work) goto resched; /* grab a fresh beacon */ - skb = ieee80211_beacon_get(dev, vif); + skb = ieee80211_beacon_get(dev, vif, 0); if (!skb) goto resched; diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c index 8ab65c888baf..edc84f9dc984 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c @@ -1075,7 +1075,7 @@ static void rtl8187_beacon_work(struct work_struct *work) goto resched; /* grab a fresh beacon */ - skb = ieee80211_beacon_get(dev, vif); + skb = ieee80211_beacon_get(dev, vif, 0); if (!skb) goto resched; diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index 2f7fd8888d3a..8537cc6d7a89 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -1009,7 +1009,7 @@ static void send_beacon_frame(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct rtl_priv *rtlpriv = rtl_priv(hw); - struct sk_buff *skb = ieee80211_beacon_get(hw, vif); + struct sk_buff *skb = ieee80211_beacon_get(hw, vif, 0); struct rtl_tcb_desc tcb_desc; if (skb) { diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c index 8e4c15654746..ca79f652fef3 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.c +++ b/drivers/net/wireless/realtek/rtlwifi/pci.c @@ -1100,7 +1100,7 @@ static void _rtl_pci_prepare_bcn_tasklet(struct tasklet_struct *t) } /*NB: the beacon data buffer must be 32-bit aligned. */ - pskb = ieee80211_beacon_get(hw, mac->vif); + pskb = ieee80211_beacon_get(hw, mac->vif, 0); if (!pskb) return; hdr = rtl_get_hdr(pskb); diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index c3ae631c2264..4fdab0329695 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -1070,7 +1070,7 @@ static struct sk_buff *rtw_get_rsvd_page_skb(struct ieee80211_hw *hw, switch (rsvd_pkt->type) { case RSVD_BEACON: - skb_new = ieee80211_beacon_get_tim(hw, vif, &tim_offset, NULL); + skb_new = ieee80211_beacon_get_tim(hw, vif, &tim_offset, NULL, 0); rsvd_pkt->tim_offset = tim_offset; break; case RSVD_PS_POLL: diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 2d9c3157d878..179ec9276e32 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -1043,7 +1043,8 @@ int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev, u16 tim_offset; int bcn_total_len; - skb_beacon = ieee80211_beacon_get_tim(rtwdev->hw, vif, &tim_offset, NULL); + skb_beacon = ieee80211_beacon_get_tim(rtwdev->hw, vif, &tim_offset, + NULL, 0); if (!skb_beacon) { rtw89_err(rtwdev, "failed to get beacon skb\n"); return -ENOMEM; diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c index d3634ad986ac..40f9a31f9ca7 100644 --- a/drivers/net/wireless/rsi/rsi_91x_hal.c +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c @@ -443,7 +443,7 @@ int rsi_prepare_beacon(struct rsi_common *common, struct sk_buff *skb) return -EINVAL; mac_bcn = ieee80211_beacon_get_tim(adapter->hw, vif, - &tim_offset, NULL); + &tim_offset, NULL, 0); if (!mac_bcn) { rsi_dbg(ERR_ZONE, "Failed to get beacon from mac80211\n"); return -EINVAL; diff --git a/drivers/net/wireless/silabs/wfx/sta.c b/drivers/net/wireless/silabs/wfx/sta.c index 3ae93573f787..0378144795ca 100644 --- a/drivers/net/wireless/silabs/wfx/sta.c +++ b/drivers/net/wireless/silabs/wfx/sta.c @@ -339,7 +339,7 @@ static int wfx_upload_ap_templates(struct wfx_vif *wvif) struct ieee80211_vif *vif = wvif_to_vif(wvif); struct sk_buff *skb; - skb = ieee80211_beacon_get(wvif->wdev->hw, vif); + skb = ieee80211_beacon_get(wvif->wdev->hw, vif, 0); if (!skb) return -ENOMEM; wfx_hif_set_template_frame(wvif, skb, HIF_TMPLT_BCN, API_RATE_INDEX_B_1MBPS); @@ -356,7 +356,7 @@ static int wfx_upload_ap_templates(struct wfx_vif *wvif) static void wfx_set_mfp_ap(struct wfx_vif *wvif) { struct ieee80211_vif *vif = wvif_to_vif(wvif); - struct sk_buff *skb = ieee80211_beacon_get(wvif->wdev->hw, vif); + struct sk_buff *skb = ieee80211_beacon_get(wvif->wdev->hw, vif, 0); const int ieoffset = offsetof(struct ieee80211_mgmt, u.beacon.variable); const u16 *ptr = (u16 *)cfg80211_find_ie(WLAN_EID_RSN, skb->data + ieoffset, skb->len - ieoffset); @@ -588,7 +588,7 @@ static int wfx_update_tim(struct wfx_vif *wvif) u8 *tim_ptr; skb = ieee80211_beacon_get_tim(wvif->wdev->hw, vif, &tim_offset, - &tim_length); + &tim_length, 0); if (!skb) return -ENOENT; tim_ptr = skb->data + tim_offset; diff --git a/drivers/net/wireless/st/cw1200/sta.c b/drivers/net/wireless/st/cw1200/sta.c index 5fa6878ee109..a3f6942df0c1 100644 --- a/drivers/net/wireless/st/cw1200/sta.c +++ b/drivers/net/wireless/st/cw1200/sta.c @@ -1671,7 +1671,7 @@ static int cw1200_set_tim_impl(struct cw1200_common *priv, bool aid0_bit_set) pr_debug("[AP] mcast: %s.\n", aid0_bit_set ? "ena" : "dis"); skb = ieee80211_beacon_get_tim(priv->hw, priv->vif, - &tim_offset, &tim_length); + &tim_offset, &tim_length, 0); if (!skb) { if (!__cw1200_flush(priv, true)) wsm_unlock_tx(priv); @@ -2203,7 +2203,7 @@ static int cw1200_upload_beacon(struct cw1200_common *priv) frame.rate = WSM_TRANSMIT_RATE_6; frame.skb = ieee80211_beacon_get_tim(priv->hw, priv->vif, - &tim_offset, &tim_len); + &tim_offset, &tim_len, 0); if (!frame.skb) return -ENOMEM; diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c index 340ab4985fe2..d76558964420 100644 --- a/drivers/net/wireless/ti/wl1251/main.c +++ b/drivers/net/wireless/ti/wl1251/main.c @@ -1186,7 +1186,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_BEACON) { - beacon = ieee80211_beacon_get(hw, vif); + beacon = ieee80211_beacon_get(hw, vif, 0); if (!beacon) goto out_sleep; diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index b476f244a20e..a1923ef52d55 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -4039,7 +4039,7 @@ static int wlcore_set_beacon_template(struct wl1271 *wl, u32 min_rate; int ret; int ieoffset = offsetof(struct ieee80211_mgmt, u.beacon.variable); - struct sk_buff *beacon = ieee80211_beacon_get(wl->hw, vif); + struct sk_buff *beacon = ieee80211_beacon_get(wl->hw, vif, 0); u16 tmpl_id; if (!beacon) { @@ -5493,7 +5493,7 @@ static const void *wlcore_get_beacon_ie(struct wl1271 *wl, { int ieoffset = offsetof(struct ieee80211_mgmt, u.beacon.variable); struct sk_buff *beacon = - ieee80211_beacon_get(wl->hw, wl12xx_wlvif_to_vif(wlvif)); + ieee80211_beacon_get(wl->hw, wl12xx_wlvif_to_vif(wlvif), 0); if (!beacon) return NULL; diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_mac.c b/drivers/net/wireless/zydas/zd1211rw/zd_mac.c index b42fedba519d..80b905d49954 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zydas/zd1211rw/zd_mac.c @@ -398,7 +398,7 @@ int zd_restore_settings(struct zd_mac *mac) mac->type == NL80211_IFTYPE_ADHOC || mac->type == NL80211_IFTYPE_AP) { if (mac->vif != NULL) { - beacon = ieee80211_beacon_get(mac->hw, mac->vif); + beacon = ieee80211_beacon_get(mac->hw, mac->vif, 0); if (beacon) zd_mac_config_beacon(mac->hw, beacon, false); } @@ -1167,7 +1167,7 @@ static void zd_beacon_done(struct zd_mac *mac) /* * Fetch next beacon so that tim_count is updated. */ - beacon = ieee80211_beacon_get(mac->hw, mac->vif); + beacon = ieee80211_beacon_get(mac->hw, mac->vif, 0); if (beacon) zd_mac_config_beacon(mac->hw, beacon, true); @@ -1290,7 +1290,8 @@ static void zd_op_bss_info_changed(struct ieee80211_hw *hw, mac->type == NL80211_IFTYPE_AP) { associated = true; if (changes & BSS_CHANGED_BEACON) { - struct sk_buff *beacon = ieee80211_beacon_get(hw, vif); + struct sk_buff *beacon = ieee80211_beacon_get(hw, vif, + 0); if (beacon) { zd_chip_disable_hwint(&mac->chip); @@ -1447,7 +1448,7 @@ static void beacon_watchdog_handler(struct work_struct *work) zd_chip_disable_hwint(&mac->chip); - beacon = ieee80211_beacon_get(mac->hw, mac->vif); + beacon = ieee80211_beacon_get(mac->hw, mac->vif, 0); if (beacon) { zd_mac_free_cur_beacon(mac); diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c index 71cbfa607d96..85cd01c463e8 100644 --- a/drivers/staging/vt6655/rxtx.c +++ b/drivers/staging/vt6655/rxtx.c @@ -1435,7 +1435,7 @@ int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif) { struct sk_buff *beacon; - beacon = ieee80211_beacon_get(priv->hw, vif); + beacon = ieee80211_beacon_get(priv->hw, vif, 0); if (!beacon) return -ENOMEM; diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index 4d29f8ebb393..cd99091c6c28 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -699,7 +699,7 @@ int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif) { struct sk_buff *beacon; - beacon = ieee80211_beacon_get(priv->hw, vif); + beacon = ieee80211_beacon_get(priv->hw, vif, 0); if (!beacon) return -ENOMEM; diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 48c688fdf23d..06545ef1d41c 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -5069,6 +5069,7 @@ struct ieee80211_mutable_offsets { * @vif: &struct ieee80211_vif pointer from the add_interface callback. * @offs: &struct ieee80211_mutable_offsets pointer to struct that will * receive the offsets that may be updated by the driver. + * @link_id: the link id to which the beacon belongs (or 0 for a non-MLD AP) * * If the driver implements beaconing modes, it must use this function to * obtain the beacon template. @@ -5085,7 +5086,8 @@ struct ieee80211_mutable_offsets { struct sk_buff * ieee80211_beacon_get_template(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_mutable_offsets *offs); + struct ieee80211_mutable_offsets *offs, + unsigned int link_id); /** * ieee80211_beacon_get_tim - beacon generation function @@ -5096,6 +5098,7 @@ ieee80211_beacon_get_template(struct ieee80211_hw *hw, * @tim_length: pointer to variable that will receive the TIM IE length, * (including the ID and length bytes!). * Set to 0 if invalid (in non-AP modes). + * @link_id: the link id to which the beacon belongs (or 0 for a non-MLD AP) * * If the driver implements beaconing modes, it must use this function to * obtain the beacon frame. @@ -5111,21 +5114,24 @@ ieee80211_beacon_get_template(struct ieee80211_hw *hw, */ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - u16 *tim_offset, u16 *tim_length); + u16 *tim_offset, u16 *tim_length, + unsigned int link_id); /** * ieee80211_beacon_get - beacon generation function * @hw: pointer obtained from ieee80211_alloc_hw(). * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: the link id to which the beacon belongs (or 0 for a non-MLD AP) * * See ieee80211_beacon_get_tim(). * * Return: See ieee80211_beacon_get_tim(). */ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + unsigned int link_id) { - return ieee80211_beacon_get_tim(hw, vif, NULL, NULL); + return ieee80211_beacon_get_tim(hw, vif, NULL, NULL, link_id); } /** diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 17313954c628..c3e14ef20c05 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -4689,11 +4689,12 @@ void ieee80211_tx_pending(struct tasklet_struct *t) static void __ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, struct ps_data *ps, struct sk_buff *skb, - bool is_template) + bool is_template, unsigned int link_id) { u8 *pos, *tim; int aid0 = 0; int i, have_bits = 0, n1, n2; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; /* Generate bitmap for TIM only if there are any STAs in power save * mode. */ @@ -4704,7 +4705,7 @@ static void __ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, IEEE80211_MAX_AID+1); if (!is_template) { if (ps->dtim_count == 0) - ps->dtim_count = sdata->vif.bss_conf.dtim_period - 1; + ps->dtim_count = link_conf->dtim_period - 1; else ps->dtim_count--; } @@ -4713,7 +4714,7 @@ static void __ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, *pos++ = WLAN_EID_TIM; *pos++ = 4; *pos++ = ps->dtim_count; - *pos++ = sdata->vif.bss_conf.dtim_period; + *pos++ = link_conf->dtim_period; if (ps->dtim_count == 0 && !skb_queue_empty(&ps->bc_buf)) aid0 = 1; @@ -4754,7 +4755,7 @@ static void __ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, static int ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, struct ps_data *ps, struct sk_buff *skb, - bool is_template) + bool is_template, unsigned int link_id) { struct ieee80211_local *local = sdata->local; @@ -4766,10 +4767,12 @@ static int ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, * of the tim bitmap in mac80211 and the driver. */ if (local->tim_in_locked_section) { - __ieee80211_beacon_add_tim(sdata, ps, skb, is_template); + __ieee80211_beacon_add_tim(sdata, ps, skb, is_template, + link_id); } else { spin_lock_bh(&local->tim_lock); - __ieee80211_beacon_add_tim(sdata, ps, skb, is_template); + __ieee80211_beacon_add_tim(sdata, ps, skb, is_template, + link_id); spin_unlock_bh(&local->tim_lock); } @@ -4777,7 +4780,8 @@ static int ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata, } static void ieee80211_set_beacon_cntdwn(struct ieee80211_sub_if_data *sdata, - struct beacon_data *beacon) + struct beacon_data *beacon, + unsigned int link_id) { u8 *beacon_data, count, max_count = 1; struct probe_resp *resp; @@ -4803,11 +4807,11 @@ static void ieee80211_set_beacon_cntdwn(struct ieee80211_sub_if_data *sdata, } rcu_read_lock(); - resp = rcu_dereference(sdata->deflink.u.ap.probe_resp); + resp = rcu_dereference(sdata->link[link_id]->u.ap.probe_resp); bcn_offsets = beacon->cntdwn_counter_offsets; count = beacon->cntdwn_current_counter; - if (sdata->vif.bss_conf.csa_active) + if (sdata->vif.link_conf[link_id]->csa_active) max_count = IEEE80211_MAX_CNTDWN_COUNTERS_NUM; for (i = 0; i < max_count; ++i) { @@ -4948,14 +4952,15 @@ EXPORT_SYMBOL(ieee80211_beacon_cntdwn_is_complete); static int ieee80211_beacon_protect(struct sk_buff *skb, struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata) + struct ieee80211_sub_if_data *sdata, + unsigned int link_id) { ieee80211_tx_result res; struct ieee80211_tx_data tx; struct sk_buff *check_skb; memset(&tx, 0, sizeof(tx)); - tx.key = rcu_dereference(sdata->deflink.default_beacon_key); + tx.key = rcu_dereference(sdata->link[link_id]->default_beacon_key); if (!tx.key) return 0; tx.local = local; @@ -4979,7 +4984,8 @@ ieee80211_beacon_get_finish(struct ieee80211_hw *hw, struct beacon_data *beacon, struct sk_buff *skb, struct ieee80211_chanctx_conf *chanctx_conf, - u16 csa_off_base) + u16 csa_off_base, + unsigned int link_id) { struct ieee80211_local *local = hw_to_local(hw); struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); @@ -5010,7 +5016,7 @@ ieee80211_beacon_get_finish(struct ieee80211_hw *hw, memset(&txrc, 0, sizeof(txrc)); txrc.hw = hw; txrc.sband = local->hw.wiphy->bands[band]; - txrc.bss_conf = &sdata->vif.bss_conf; + txrc.bss_conf = sdata->vif.link_conf[link_id]; txrc.skb = skb; txrc.reported_rate.idx = -1; if (sdata->beacon_rate_set && sdata->beacon_rateidx_mask[band]) @@ -5045,7 +5051,8 @@ ieee80211_beacon_get_ap(struct ieee80211_hw *hw, struct ieee80211_mutable_offsets *offs, bool is_template, struct beacon_data *beacon, - struct ieee80211_chanctx_conf *chanctx_conf) + struct ieee80211_chanctx_conf *chanctx_conf, + unsigned int link_id) { struct ieee80211_local *local = hw_to_local(hw); struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); @@ -5058,7 +5065,7 @@ ieee80211_beacon_get_ap(struct ieee80211_hw *hw, if (!is_template) ieee80211_beacon_update_cntdwn(vif); - ieee80211_set_beacon_cntdwn(sdata, beacon); + ieee80211_set_beacon_cntdwn(sdata, beacon, link_id); } /* headroom, head length, @@ -5074,7 +5081,7 @@ ieee80211_beacon_get_ap(struct ieee80211_hw *hw, skb_reserve(skb, local->tx_headroom); skb_put_data(skb, beacon->head, beacon->head_len); - ieee80211_beacon_add_tim(sdata, &ap->ps, skb, is_template); + ieee80211_beacon_add_tim(sdata, &ap->ps, skb, is_template, link_id); if (offs) { offs->tim_offset = beacon->head_len; @@ -5093,11 +5100,11 @@ ieee80211_beacon_get_ap(struct ieee80211_hw *hw, if (beacon->tail) skb_put_data(skb, beacon->tail, beacon->tail_len); - if (ieee80211_beacon_protect(skb, local, sdata) < 0) + if (ieee80211_beacon_protect(skb, local, sdata, link_id) < 0) return NULL; ieee80211_beacon_get_finish(hw, vif, offs, beacon, skb, chanctx_conf, - csa_off_base); + csa_off_base, link_id); return skb; } @@ -5105,7 +5112,8 @@ static struct sk_buff * __ieee80211_beacon_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_mutable_offsets *offs, - bool is_template) + bool is_template, + unsigned int link_id) { struct ieee80211_local *local = hw_to_local(hw); struct beacon_data *beacon = NULL; @@ -5116,7 +5124,8 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, rcu_read_lock(); sdata = vif_to_sdata(vif); - chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf); + chanctx_conf = + rcu_dereference(sdata->vif.link_conf[link_id]->chanctx_conf); if (!ieee80211_sdata_running(sdata) || !chanctx_conf) goto out; @@ -5125,12 +5134,12 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, memset(offs, 0, sizeof(*offs)); if (sdata->vif.type == NL80211_IFTYPE_AP) { - beacon = rcu_dereference(sdata->deflink.u.ap.beacon); + beacon = rcu_dereference(sdata->link[link_id]->u.ap.beacon); if (!beacon) goto out; skb = ieee80211_beacon_get_ap(hw, vif, offs, is_template, - beacon, chanctx_conf); + beacon, chanctx_conf, link_id); } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) { struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_hdr *hdr; @@ -5143,7 +5152,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, if (!is_template) __ieee80211_beacon_update_cntdwn(beacon); - ieee80211_set_beacon_cntdwn(sdata, beacon); + ieee80211_set_beacon_cntdwn(sdata, beacon, link_id); } skb = dev_alloc_skb(local->tx_headroom + beacon->head_len + @@ -5158,7 +5167,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, IEEE80211_STYPE_BEACON); ieee80211_beacon_get_finish(hw, vif, offs, beacon, skb, - chanctx_conf, 0); + chanctx_conf, 0, link_id); } else if (ieee80211_vif_is_mesh(&sdata->vif)) { struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; @@ -5175,7 +5184,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, */ __ieee80211_beacon_update_cntdwn(beacon); - ieee80211_set_beacon_cntdwn(sdata, beacon); + ieee80211_set_beacon_cntdwn(sdata, beacon, link_id); } if (ifmsh->sync_ops) @@ -5190,7 +5199,8 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, goto out; skb_reserve(skb, local->tx_headroom); skb_put_data(skb, beacon->head, beacon->head_len); - ieee80211_beacon_add_tim(sdata, &ifmsh->ps, skb, is_template); + ieee80211_beacon_add_tim(sdata, &ifmsh->ps, skb, is_template, + link_id); if (offs) { offs->tim_offset = beacon->head_len; @@ -5199,7 +5209,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, skb_put_data(skb, beacon->tail, beacon->tail_len); ieee80211_beacon_get_finish(hw, vif, offs, beacon, skb, - chanctx_conf, 0); + chanctx_conf, 0, link_id); } else { WARN_ON(1); goto out; @@ -5214,18 +5224,21 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw, struct sk_buff * ieee80211_beacon_get_template(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - struct ieee80211_mutable_offsets *offs) + struct ieee80211_mutable_offsets *offs, + unsigned int link_id) { - return __ieee80211_beacon_get(hw, vif, offs, true); + return __ieee80211_beacon_get(hw, vif, offs, true, link_id); } EXPORT_SYMBOL(ieee80211_beacon_get_template); struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - u16 *tim_offset, u16 *tim_length) + u16 *tim_offset, u16 *tim_length, + unsigned int link_id) { struct ieee80211_mutable_offsets offs = {}; - struct sk_buff *bcn = __ieee80211_beacon_get(hw, vif, &offs, false); + struct sk_buff *bcn = __ieee80211_beacon_get(hw, vif, &offs, false, + link_id); struct sk_buff *copy; int shift; -- cgit v1.2.3 From 7e60096f6733350ccb9f55c8084cb421e1934f81 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 14 Jun 2022 12:07:11 +0200 Subject: wifi: mac80211: move ieee80211_bssid_match() function This is only used in rx.c, so move it into the file. Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 6 ------ net/mac80211/rx.c | 6 ++++++ 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 0f69859e4e39..aa5e4c2734b7 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1801,12 +1801,6 @@ static inline void init_airtime_info(struct airtime_info *air_info, INIT_LIST_HEAD(&air_info->list); } -static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) -{ - return ether_addr_equal(raddr, addr) || - is_broadcast_ether_addr(raddr); -} - static inline bool ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status) { diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index e6b16ebbdb48..0b5c34d00c14 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -4130,6 +4130,12 @@ EXPORT_SYMBOL(ieee80211_mark_rx_ba_filtered_frames); /* main receive path */ +static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) +{ + return ether_addr_equal(raddr, addr) || + is_broadcast_ether_addr(raddr); +} + static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx) { struct ieee80211_sub_if_data *sdata = rx->sdata; -- cgit v1.2.3 From ce6893e917862cae669af52a440d086f416c4cc6 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 14 Jun 2022 13:22:49 +0200 Subject: wifi: mac80211: ethtool: use deflink for now Hardcoding link[0] is more confusing than using deflink, so use deflink for now, which requires making the macro a bit safer. Signed-off-by: Johannes Berg --- net/mac80211/ethtool.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/net/mac80211/ethtool.c b/net/mac80211/ethtool.c index 6aa02ef06b6b..c2b38370bfb1 100644 --- a/net/mac80211/ethtool.c +++ b/net/mac80211/ethtool.c @@ -83,17 +83,17 @@ static void ieee80211_get_stats(struct net_device *dev, #define ADD_STA_STATS(sta) \ do { \ - data[i++] += sta->rx_stats.packets; \ - data[i++] += sta->rx_stats.bytes; \ - data[i++] += sta->rx_stats.num_duplicates; \ - data[i++] += sta->rx_stats.fragments; \ - data[i++] += sta->rx_stats.dropped; \ + data[i++] += (sta)->rx_stats.packets; \ + data[i++] += (sta)->rx_stats.bytes; \ + data[i++] += (sta)->rx_stats.num_duplicates; \ + data[i++] += (sta)->rx_stats.fragments; \ + data[i++] += (sta)->rx_stats.dropped; \ \ data[i++] += sinfo.tx_packets; \ data[i++] += sinfo.tx_bytes; \ - data[i++] += sta->status_stats.filtered; \ - data[i++] += sta->status_stats.retry_failed; \ - data[i++] += sta->status_stats.retry_count; \ + data[i++] += (sta)->status_stats.filtered; \ + data[i++] += (sta)->status_stats.retry_failed; \ + data[i++] += (sta)->status_stats.retry_count; \ } while (0) /* For Managed stations, find the single station based on BSSID @@ -114,7 +114,7 @@ static void ieee80211_get_stats(struct net_device *dev, sta_set_sinfo(sta, &sinfo, false); i = 0; - ADD_STA_STATS(sta->link[0]); + ADD_STA_STATS(&sta->deflink); data[i++] = sta->sta_state; @@ -140,7 +140,7 @@ static void ieee80211_get_stats(struct net_device *dev, memset(&sinfo, 0, sizeof(sinfo)); sta_set_sinfo(sta, &sinfo, false); i = 0; - ADD_STA_STATS(sta->link[0]); + ADD_STA_STATS(&sta->deflink); } } -- cgit v1.2.3 From c71420db653aba30a234d1e4cf86dde376e604fa Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 15 Jun 2022 09:20:45 +0200 Subject: wifi: mac80211: RCU-ify link STA pointers We need to be able to access these in a race-free way under traffic while adding/removing them, so RCU-ify the pointers. This requires passing a link_sta to a lot of functions so we don't have to do the RCU handling everywhere. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 2 +- net/mac80211/cfg.c | 12 ++-- net/mac80211/chan.c | 25 +++++--- net/mac80211/eht.c | 13 ++--- net/mac80211/he.c | 17 +++--- net/mac80211/ht.c | 14 ++--- net/mac80211/ibss.c | 5 +- net/mac80211/ieee80211_i.h | 30 +++++----- net/mac80211/iface.c | 3 +- net/mac80211/mesh_plink.c | 8 ++- net/mac80211/mlme.c | 12 ++-- net/mac80211/rate.c | 2 +- net/mac80211/rx.c | 6 +- net/mac80211/sta_info.c | 28 +++++---- net/mac80211/sta_info.h | 5 +- net/mac80211/tdls.c | 5 +- net/mac80211/vht.c | 139 ++++++++++++++++++++++++--------------------- 17 files changed, 180 insertions(+), 146 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 06545ef1d41c..27f24ac0426d 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2201,7 +2201,7 @@ struct ieee80211_sta { u16 valid_links; struct ieee80211_link_sta deflink; - struct ieee80211_link_sta *link[IEEE80211_MLD_MAX_NUM_LINKS]; + struct ieee80211_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; /* must be last */ u8 drv_priv[] __aligned(sizeof(void *)); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 009f1723c990..b387f5f4fef0 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1771,19 +1771,21 @@ static int sta_apply_parameters(struct ieee80211_local *local, if (params->ht_capa) ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - params->ht_capa, sta, 0); + params->ht_capa, + &sta->deflink); /* VHT can override some HT caps such as the A-MSDU max length */ if (params->vht_capa) ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - params->vht_capa, sta, 0); + params->vht_capa, + &sta->deflink); if (params->he_capa) ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, (void *)params->he_capa, params->he_capa_len, (void *)params->he_6ghz_capa, - sta, 0); + &sta->deflink); if (params->eht_capa) ieee80211_eht_cap_ie_to_sta_eht_cap(sdata, sband, @@ -1791,13 +1793,13 @@ static int sta_apply_parameters(struct ieee80211_local *local, params->he_capa_len, params->eht_capa, params->eht_capa_len, - sta, 0); + &sta->deflink); if (params->opmode_notif_used) { /* returned value is only needed for rc update, but the * rc isn't initialized here yet, so ignore it */ - __ieee80211_vht_handle_opmode(sdata, sta, 0, + __ieee80211_vht_handle_opmode(sdata, &sta->deflink, params->opmode_notif, sband->band); } diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index 4f25660d0eeb..6853b563fb6c 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -207,16 +207,20 @@ ieee80211_find_reservation_chanctx(struct ieee80211_local *local, static enum nl80211_chan_width ieee80211_get_sta_bw(struct sta_info *sta, unsigned int link_id) { - enum ieee80211_sta_rx_bandwidth width = - ieee80211_sta_cap_rx_bw(sta, link_id); + enum ieee80211_sta_rx_bandwidth width; + struct link_sta_info *link_sta; + + link_sta = rcu_dereference(sta->link[link_id]); /* no effect if this STA has no presence on this link */ - if (!sta->sta.link[link_id]) + if (!link_sta) return NL80211_CHAN_WIDTH_20_NOHT; + width = ieee80211_sta_cap_rx_bw(link_sta); + switch (width) { case IEEE80211_STA_RX_BW_20: - if (sta->sta.link[link_id]->ht_cap.ht_supported) + if (link_sta->pub->ht_cap.ht_supported) return NL80211_CHAN_WIDTH_20; else return NL80211_CHAN_WIDTH_20_NOHT; @@ -416,6 +420,7 @@ static void ieee80211_chan_bw_change(struct ieee80211_local *local, for (link_id = 0; link_id < ARRAY_SIZE(sta->sdata->link); link_id++) { struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; + struct link_sta_info *link_sta; if (!link_conf) continue; @@ -423,18 +428,22 @@ static void ieee80211_chan_bw_change(struct ieee80211_local *local, if (rcu_access_pointer(link_conf->chanctx_conf) != &ctx->conf) continue; - new_sta_bw = ieee80211_sta_cur_vht_bw(sta, link_id); + link_sta = rcu_dereference(sta->link[link_id]); + if (!link_sta) + continue; + + new_sta_bw = ieee80211_sta_cur_vht_bw(link_sta); /* nothing change */ - if (new_sta_bw == sta->sta.link[link_id]->bandwidth) + if (new_sta_bw == link_sta->pub->bandwidth) continue; /* vif changed to narrow BW and narrow BW for station wasn't * requested or vise versa */ - if ((new_sta_bw < sta->sta.link[link_id]->bandwidth) == !narrowed) + if ((new_sta_bw < link_sta->pub->bandwidth) == !narrowed) continue; - sta->sta.link[link_id]->bandwidth = new_sta_bw; + link_sta->pub->bandwidth = new_sta_bw; rate_control_rate_update(local, sband, sta, link_id, IEEE80211_RC_BW_CHANGED); } diff --git a/net/mac80211/eht.c b/net/mac80211/eht.c index de762a803c38..31e20a342f21 100644 --- a/net/mac80211/eht.c +++ b/net/mac80211/eht.c @@ -12,11 +12,10 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_eht_cap_elem *eht_cap_ie_elem, - u8 eht_cap_len, struct sta_info *sta, - unsigned int link_id) + u8 eht_cap_len, + struct link_sta_info *link_sta) { - struct ieee80211_sta_eht_cap *eht_cap = - &sta->sta.link[link_id]->eht_cap; + struct ieee80211_sta_eht_cap *eht_cap = &link_sta->pub->eht_cap; struct ieee80211_he_cap_elem *he_cap_ie_elem = (void *)he_cap_ie; u8 eht_ppe_size = 0; u8 mcs_nss_size; @@ -73,8 +72,6 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, eht_cap->has_eht = true; - sta->link[link_id]->cur_max_bandwidth = - ieee80211_sta_cap_rx_bw(sta, link_id); - sta->sta.link[link_id]->bandwidth = - ieee80211_sta_cur_vht_bw(sta, link_id); + link_sta->cur_max_bandwidth = ieee80211_sta_cap_rx_bw(link_sta); + link_sta->pub->bandwidth = ieee80211_sta_cur_vht_bw(link_sta); } diff --git a/net/mac80211/he.c b/net/mac80211/he.c index e48e9a021622..d9228fd3f77a 100644 --- a/net/mac80211/he.c +++ b/net/mac80211/he.c @@ -10,8 +10,9 @@ static void ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_capa, - struct sta_info *sta, unsigned int link_id) + struct link_sta_info *link_sta) { + struct sta_info *sta = link_sta->sta; enum ieee80211_smps_mode smps_mode; if (sta->sdata->vif.type == NL80211_IFTYPE_AP || @@ -49,7 +50,7 @@ ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_ break; } - sta->sta.link[link_id]->he_6ghz_capa = *he_6ghz_capa; + link_sta->pub->he_6ghz_capa = *he_6ghz_capa; } static void ieee80211_he_mcs_disable(__le16 *he_mcs) @@ -108,9 +109,9 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_he_6ghz_capa *he_6ghz_capa, - struct sta_info *sta, unsigned int link_id) + struct link_sta_info *link_sta) { - struct ieee80211_sta_he_cap *he_cap = &sta->sta.link[link_id]->he_cap; + struct ieee80211_sta_he_cap *he_cap = &link_sta->pub->he_cap; struct ieee80211_sta_he_cap own_he_cap; struct ieee80211_he_cap_elem *he_cap_ie_elem = (void *)he_cap_ie; u8 he_ppe_size; @@ -153,13 +154,11 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, he_cap->has_he = true; - sta->link[link_id]->cur_max_bandwidth = - ieee80211_sta_cap_rx_bw(sta, link_id); - sta->sta.link[link_id]->bandwidth = - ieee80211_sta_cur_vht_bw(sta, link_id); + link_sta->cur_max_bandwidth = ieee80211_sta_cap_rx_bw(link_sta); + link_sta->pub->bandwidth = ieee80211_sta_cur_vht_bw(link_sta); if (sband->band == NL80211_BAND_6GHZ && he_6ghz_capa) - ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, sta, link_id); + ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, link_sta); ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_80, &he_cap->he_mcs_nss_supp.rx_mcs_80, diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index 111828b559a0..2eb3a409b70f 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -138,8 +138,9 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_ht_cap *ht_cap_ie, - struct sta_info *sta, unsigned int link_id) + struct link_sta_info *link_sta) { + struct sta_info *sta = link_sta->sta; struct ieee80211_sta_ht_cap ht_cap, own_cap; u8 ampdu_info, tx_mcs_set_cap; int i, max_tx_streams; @@ -243,12 +244,11 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_HT_3839; apply: - changed = memcmp(&sta->sta.link[link_id]->ht_cap, - &ht_cap, sizeof(ht_cap)); + changed = memcmp(&link_sta->pub->ht_cap, &ht_cap, sizeof(ht_cap)); - memcpy(&sta->sta.link[link_id]->ht_cap, &ht_cap, sizeof(ht_cap)); + memcpy(&link_sta->pub->ht_cap, &ht_cap, sizeof(ht_cap)); - switch (sdata->vif.link_conf[link_id]->chandef.width) { + switch (sdata->vif.link_conf[link_sta->link_id]->chandef.width) { default: WARN_ON_ONCE(1); fallthrough; @@ -265,9 +265,9 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, break; } - sta->sta.link[link_id]->bandwidth = bw; + link_sta->pub->bandwidth = bw; - sta->link[link_id]->cur_max_bandwidth = + link_sta->cur_max_bandwidth = ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20; diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 65a3808dc92a..65b6255c6747 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -1051,7 +1051,7 @@ static void ieee80211_update_sta_info(struct ieee80211_sub_if_data *sdata, memcpy(&htcap_ie, elems->ht_cap_elem, sizeof(htcap_ie)); rates_updated |= ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, &htcap_ie, - sta, 0); + &sta->deflink); if (elems->vht_operation && elems->vht_cap_elem && sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_20 && @@ -1068,7 +1068,8 @@ static void ieee80211_update_sta_info(struct ieee80211_sub_if_data *sdata, &chandef); memcpy(&cap_ie, elems->vht_cap_elem, sizeof(cap_ie)); ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - &cap_ie, sta, 0); + &cap_ie, + &sta->deflink); if (memcmp(&cap, &sta->sta.deflink.vht_cap, sizeof(cap))) rates_updated |= true; } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index aa5e4c2734b7..46f4e89825a0 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -2061,7 +2061,7 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_ht_cap *ht_cap_ie, - struct sta_info *sta, unsigned int link_id); + struct link_sta_info *link_sta); void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, const u8 *da, u16 tid, u16 initiator, u16 reason_code); @@ -2117,31 +2117,31 @@ void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_vht_cap *vht_cap_ie, - struct sta_info *sta, unsigned int link_id); -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, - unsigned int link_id); -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, - unsigned int link_id); -void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id); + struct link_sta_info *link_sta); +enum ieee80211_sta_rx_bandwidth +ieee80211_sta_cap_rx_bw(struct link_sta_info *link_sta); +enum ieee80211_sta_rx_bandwidth +ieee80211_sta_cur_vht_bw(struct link_sta_info *link_sta); +void ieee80211_sta_set_rx_nss(struct link_sta_info *link_sta); enum ieee80211_sta_rx_bandwidth ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width); -enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta, - unsigned int link_id); +enum nl80211_chan_width +ieee80211_sta_cap_chan_bw(struct link_sta_info *link_sta); void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, unsigned int link_id, struct ieee80211_mgmt *mgmt); u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, unsigned int link_id, + struct link_sta_info *sta, u8 opmode, enum nl80211_band band); void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, unsigned int link_id, + struct link_sta_info *sta, u8 opmode, enum nl80211_band band); void ieee80211_apply_vhtcap_overrides(struct ieee80211_sub_if_data *sdata, struct ieee80211_sta_vht_cap *vht_cap); void ieee80211_get_vht_mask_from_cap(__le16 vht_cap, u16 vht_mask[NL80211_VHT_NSS_MAX]); enum nl80211_chan_width -ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta, unsigned int link_id); +ieee80211_sta_rx_bw_to_chan_width(struct link_sta_info *sta); /* HE */ void @@ -2149,7 +2149,7 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_he_6ghz_capa *he_6ghz_capa, - struct sta_info *sta, unsigned int link_id); + struct link_sta_info *link_sta); void ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif, const struct ieee80211_he_spr *he_spr_ie_elem); @@ -2560,6 +2560,6 @@ ieee80211_eht_cap_ie_to_sta_eht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const u8 *he_cap_ie, u8 he_cap_len, const struct ieee80211_eht_cap_elem *eht_cap_ie_elem, - u8 eht_cap_len, struct sta_info *sta, - unsigned int link_id); + u8 eht_cap_len, + struct link_sta_info *link_sta); #endif /* IEEE80211_I_H */ diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index f118e7710fb1..0cf5a395d925 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1525,7 +1525,8 @@ static void ieee80211_iface_process_skb(struct ieee80211_local *local, sta = sta_info_get_bss(sdata, mgmt->sa); if (sta) - ieee80211_vht_handle_opmode(sdata, sta, 0, + ieee80211_vht_handle_opmode(sdata, + &sta->deflink, opmode, band); mutex_unlock(&local->sta_mtx); diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index fe54ac431202..55bed9ce98fe 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -438,16 +438,18 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, sta->sta.deflink.supp_rates[sband->band] = rates; if (ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - elems->ht_cap_elem, sta, 0)) + elems->ht_cap_elem, + &sta->deflink)) changed |= IEEE80211_RC_BW_CHANGED; ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, - elems->vht_cap_elem, sta, 0); + elems->vht_cap_elem, + &sta->deflink); ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, elems->he_cap, elems->he_cap_len, elems->he_6ghz_capa, - sta, 0); + &sta->deflink); if (bw != sta->sta.deflink.bandwidth) changed |= IEEE80211_RC_BW_CHANGED; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c2c997086553..01a72d1fcfcc 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3566,12 +3566,13 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, /* Set up internal HT/VHT capabilities */ if (elems->ht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_HT)) ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - elems->ht_cap_elem, sta, 0); + elems->ht_cap_elem, + &sta->deflink); if (elems->vht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, elems->vht_cap_elem, - sta, 0); + &sta->deflink); if (elems->he_operation && !(ifmgd->flags & IEEE80211_STA_DISABLE_HE) && elems->he_cap) { @@ -3579,7 +3580,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, elems->he_cap, elems->he_cap_len, elems->he_6ghz_capa, - sta, 0); + &sta->deflink); bss_conf->he_support = sta->sta.deflink.he_cap.has_he; if (elems->rsnx && elems->rsnx_len && @@ -3599,7 +3600,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, elems->he_cap_len, elems->eht_cap, elems->eht_cap_len, - sta, 0); + &sta->deflink); bss_conf->eht_support = sta->sta.deflink.eht_cap.has_eht; } else { @@ -4378,7 +4379,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, } if (sta && elems->opmode_notif) - ieee80211_vht_handle_opmode(sdata, sta, 0, + ieee80211_vht_handle_opmode(sdata, + &sta->deflink, *elems->opmode_notif, rx_status->band); mutex_unlock(&local->sta_mtx); diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index c58d9689f51f..7947e9a162a9 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -37,7 +37,7 @@ void rate_control_rate_init(struct sta_info *sta) struct ieee80211_supported_band *sband; struct ieee80211_chanctx_conf *chanctx_conf; - ieee80211_sta_set_rx_nss(sta, 0); + ieee80211_sta_set_rx_nss(&sta->deflink); if (!ref) return; diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 0b5c34d00c14..d017ad14d7db 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -3391,11 +3391,11 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) if (chanwidth == IEEE80211_HT_CHANWIDTH_20MHZ) max_bw = IEEE80211_STA_RX_BW_20; else - max_bw = ieee80211_sta_cap_rx_bw(rx->sta, 0); + max_bw = ieee80211_sta_cap_rx_bw(&rx->sta->deflink); /* set cur_max_bandwidth and recalc sta bw */ rx->sta->deflink.cur_max_bandwidth = max_bw; - new_bw = ieee80211_sta_cur_vht_bw(rx->sta, 0); + new_bw = ieee80211_sta_cur_vht_bw(&rx->sta->deflink); if (rx->sta->sta.deflink.bandwidth == new_bw) goto handled; @@ -3403,7 +3403,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) rx->sta->sta.deflink.bandwidth = new_bw; sband = rx->local->hw.wiphy->bands[status->band]; sta_opmode.bw = - ieee80211_sta_rx_bw_to_chan_width(rx->sta, 0); + ieee80211_sta_rx_bw_to_chan_width(&rx->sta->deflink); sta_opmode.changed = STA_OPMODE_MAX_BW_CHANGED; rate_control_rate_update(local, sband, rx->sta, 0, diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index b1426a2459e8..1f4189e08675 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -67,6 +67,7 @@ struct sta_link_alloc { struct link_sta_info info; struct ieee80211_link_sta sta; + struct rcu_head rcu_head; }; static const struct rhashtable_params sta_rht_params = { @@ -258,19 +259,23 @@ static void sta_info_free_link(struct link_sta_info *link_sta) static void sta_remove_link(struct sta_info *sta, unsigned int link_id) { struct sta_link_alloc *alloc = NULL; + struct link_sta_info *link_sta; - if (WARN_ON(!sta->link[link_id])) + link_sta = rcu_dereference_protected(sta->link[link_id], + lockdep_is_held(&sta->local->sta_mtx)); + + if (WARN_ON(!link_sta)) return; - if (sta->link[link_id] != &sta->deflink) - alloc = container_of(sta->link[link_id], typeof(*alloc), info); + if (link_sta != &sta->deflink) + alloc = container_of(link_sta, typeof(*alloc), info); sta->sta.valid_links &= ~BIT(link_id); - sta->link[link_id] = NULL; - sta->sta.link[link_id] = NULL; + RCU_INIT_POINTER(sta->link[link_id], NULL); + RCU_INIT_POINTER(sta->sta.link[link_id], NULL); if (alloc) { sta_info_free_link(&alloc->info); - kfree(alloc); + kfree_rcu(alloc, rcu_head); } } @@ -404,8 +409,9 @@ static void sta_info_add_link(struct sta_info *sta, { link_info->sta = sta; link_info->link_id = link_id; - sta->link[link_id] = link_info; - sta->sta.link[link_id] = link_sta; + link_info->pub = link_sta; + rcu_assign_pointer(sta->link[link_id], link_info); + rcu_assign_pointer(sta->sta.link[link_id], link_sta); } struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, @@ -2682,13 +2688,15 @@ int ieee80211_sta_allocate_link(struct sta_info *sta, unsigned int link_id) int ieee80211_sta_activate_link(struct sta_info *sta, unsigned int link_id) { struct ieee80211_sub_if_data *sdata = sta->sdata; + struct link_sta_info *link_sta; u16 old_links = sta->sta.valid_links; u16 new_links = old_links | BIT(link_id); int ret; - lockdep_assert_held(&sdata->local->sta_mtx); + link_sta = rcu_dereference_protected(sta->link[link_id], + lockdep_is_held(&sdata->local->sta_mtx)); - if (WARN_ON(old_links == new_links || !sta->link[link_id])) + if (WARN_ON(old_links == new_links || !link_sta)) return -EINVAL; sta->sta.valid_links = new_links; diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 8ec65bb7d13e..27c96c04b13f 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -516,6 +516,7 @@ struct ieee80211_fragment_cache { * @status_stats.last_ack_signal: last ACK signal * @status_stats.ack_signal_filled: last ACK signal validity * @status_stats.avg_ack_signal: average ACK signal + * @pub: public (driver visible) link STA data * TODO Move other link params from sta_info as required for MLD operation */ struct link_sta_info { @@ -561,6 +562,8 @@ struct link_sta_info { } tx_stats; enum ieee80211_sta_rx_bandwidth cur_max_bandwidth; + + struct ieee80211_link_sta *pub; }; /** @@ -708,7 +711,7 @@ struct sta_info { struct ieee80211_fragment_cache frags; struct link_sta_info deflink; - struct link_sta_info *link[IEEE80211_MLD_MAX_NUM_LINKS]; + struct link_sta_info __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; /* keep last! */ struct ieee80211_sta sta; diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 4fc120c64022..c531fa17f426 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -308,7 +308,8 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, /* IEEE802.11ac-2013 Table E-4 */ u16 centers_80mhz[] = { 5210, 5290, 5530, 5610, 5690, 5775 }; struct cfg80211_chan_def uc = sta->tdls_chandef; - enum nl80211_chan_width max_width = ieee80211_sta_cap_chan_bw(sta, 0); + enum nl80211_chan_width max_width = + ieee80211_sta_cap_chan_bw(&sta->deflink); int i; /* only support upgrading non-narrow channels up to 80Mhz */ @@ -1268,7 +1269,7 @@ static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata, enum ieee80211_sta_rx_bandwidth bw; bw = ieee80211_chan_width_to_rx_bw(conf->def.width); - bw = min(bw, ieee80211_sta_cap_rx_bw(sta, 0)); + bw = min(bw, ieee80211_sta_cap_rx_bw(&sta->deflink)); if (bw != sta->sta.deflink.bandwidth) { sta->sta.deflink.bandwidth = bw; rate_control_rate_update(local, sband, sta, 0, diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index acfe1459535f..fa14627b499a 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -116,16 +116,16 @@ void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, struct ieee80211_supported_band *sband, const struct ieee80211_vht_cap *vht_cap_ie, - struct sta_info *sta, unsigned int link_id) + struct link_sta_info *link_sta) { - struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.link[link_id]->vht_cap; + struct ieee80211_sta_vht_cap *vht_cap = &link_sta->pub->vht_cap; struct ieee80211_sta_vht_cap own_cap; u32 cap_info, i; bool have_80mhz; memset(vht_cap, 0, sizeof(*vht_cap)); - if (!sta->sta.link[link_id]->ht_cap.ht_supported) + if (!link_sta->pub->ht_cap.ht_supported) return; if (!vht_cap_ie || !sband->vht_cap.vht_supported) @@ -162,7 +162,7 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, * our own capabilities and then use those below. */ if (sdata->vif.type == NL80211_IFTYPE_STATION && - !test_sta_flag(sta, WLAN_STA_TDLS_PEER)) + !test_sta_flag(link_sta->sta, WLAN_STA_TDLS_PEER)) ieee80211_apply_vhtcap_overrides(sdata, &own_cap); /* take some capabilities as-is */ @@ -286,8 +286,9 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, */ if (vht_cap->vht_mcs.rx_mcs_map == cpu_to_le16(0xFFFF)) { vht_cap->vht_supported = false; - sdata_info(sdata, "Ignoring VHT IE from %pM due to invalid rx_mcs_map\n", - sta->addr); + sdata_info(sdata, + "Ignoring VHT IE from %pM (link:%pM) due to invalid rx_mcs_map\n", + link_sta->sta->addr, link_sta->addr); return; } @@ -295,10 +296,10 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, switch (vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; break; default: - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_80; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_80; if (!(vht_cap->vht_mcs.tx_highest & cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE))) @@ -310,35 +311,40 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata, * above) between 160 and 80+80 yet. */ if (cap_info & IEEE80211_VHT_CAP_EXT_NSS_BW_MASK) - sta->link[link_id]->cur_max_bandwidth = + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; } - sta->sta.link[link_id]->bandwidth = ieee80211_sta_cur_vht_bw(sta, link_id); + link_sta->pub->bandwidth = ieee80211_sta_cur_vht_bw(link_sta); + /* + * FIXME - should the amsdu len be per link? store per link + * and maintain a minimum? + */ switch (vht_cap->cap & IEEE80211_VHT_CAP_MAX_MPDU_MASK) { case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454: - sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_11454; + link_sta->sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_11454; break; case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991: - sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_7991; + link_sta->sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_7991; break; case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895: default: - sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_3895; + link_sta->sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_3895; break; } } /* FIXME: move this to some better location - parses HE/EHT now */ -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, - unsigned int link_id) +enum ieee80211_sta_rx_bandwidth +ieee80211_sta_cap_rx_bw(struct link_sta_info *link_sta) { - struct ieee80211_bss_conf *link_conf = sta->sdata->vif.link_conf[link_id]; - struct ieee80211_link_sta *link_sta = sta->sta.link[link_id]; - struct ieee80211_sta_vht_cap *vht_cap = &link_sta->vht_cap; - struct ieee80211_sta_he_cap *he_cap = &link_sta->he_cap; - struct ieee80211_sta_eht_cap *eht_cap = &link_sta->eht_cap; + unsigned int link_id = link_sta->link_id; + struct ieee80211_sub_if_data *sdata = link_sta->sta->sdata; + struct ieee80211_bss_conf *link_conf = sdata->vif.link_conf[link_id]; + struct ieee80211_sta_vht_cap *vht_cap = &link_sta->pub->vht_cap; + struct ieee80211_sta_he_cap *he_cap = &link_sta->pub->he_cap; + struct ieee80211_sta_eht_cap *eht_cap = &link_sta->pub->eht_cap; u32 cap_width; if (he_cap->has_he) { @@ -371,7 +377,7 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, } if (!vht_cap->vht_supported) - return link_sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? + return link_sta->pub->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20; @@ -392,17 +398,17 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cap_rx_bw(struct sta_info *sta, return IEEE80211_STA_RX_BW_80; } -enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta, - unsigned int link_id) +enum nl80211_chan_width +ieee80211_sta_cap_chan_bw(struct link_sta_info *link_sta) { - struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.link[link_id]->vht_cap; + struct ieee80211_sta_vht_cap *vht_cap = &link_sta->pub->vht_cap; u32 cap_width; if (!vht_cap->vht_supported) { - if (!sta->sta.link[link_id]->ht_cap.ht_supported) + if (!link_sta->pub->ht_cap.ht_supported) return NL80211_CHAN_WIDTH_20_NOHT; - return sta->sta.link[link_id]->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? + return link_sta->pub->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ? NL80211_CHAN_WIDTH_40 : NL80211_CHAN_WIDTH_20; } @@ -417,17 +423,17 @@ enum nl80211_chan_width ieee80211_sta_cap_chan_bw(struct sta_info *sta, } enum nl80211_chan_width -ieee80211_sta_rx_bw_to_chan_width(struct sta_info *sta, unsigned int link_id) +ieee80211_sta_rx_bw_to_chan_width(struct link_sta_info *link_sta) { enum ieee80211_sta_rx_bandwidth cur_bw = - sta->sta.link[link_id]->bandwidth; + link_sta->pub->bandwidth; struct ieee80211_sta_vht_cap *vht_cap = - &sta->sta.link[link_id]->vht_cap; + &link_sta->pub->vht_cap; u32 cap_width; switch (cur_bw) { case IEEE80211_STA_RX_BW_20: - if (!sta->sta.link[link_id]->ht_cap.ht_supported) + if (!link_sta->pub->ht_cap.ht_supported) return NL80211_CHAN_WIDTH_20_NOHT; else return NL80211_CHAN_WIDTH_20; @@ -471,15 +477,17 @@ ieee80211_chan_width_to_rx_bw(enum nl80211_chan_width width) } /* FIXME: rename/move - this deals with everything not just VHT */ -enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, - unsigned int link_id) +enum ieee80211_sta_rx_bandwidth +ieee80211_sta_cur_vht_bw(struct link_sta_info *link_sta) { - struct ieee80211_bss_conf *link_conf = sta->sdata->vif.link_conf[link_id]; + struct sta_info *sta = link_sta->sta; + struct ieee80211_bss_conf *link_conf = + sta->sdata->vif.link_conf[link_sta->link_id]; enum nl80211_chan_width bss_width = link_conf->chandef.width; enum ieee80211_sta_rx_bandwidth bw; - bw = ieee80211_sta_cap_rx_bw(sta, link_id); - bw = min(bw, sta->link[link_id]->cur_max_bandwidth); + bw = ieee80211_sta_cap_rx_bw(link_sta); + bw = min(bw, link_sta->cur_max_bandwidth); /* Don't consider AP's bandwidth for TDLS peers, section 11.23.1 of * IEEE80211-2016 specification makes higher bandwidth operation @@ -501,18 +509,18 @@ enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta, return bw; } -void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id) +void ieee80211_sta_set_rx_nss(struct link_sta_info *link_sta) { u8 ht_rx_nss = 0, vht_rx_nss = 0, he_rx_nss = 0, eht_rx_nss = 0, rx_nss; bool support_160; /* if we received a notification already don't overwrite it */ - if (sta->sta.link[link_id]->rx_nss) + if (link_sta->pub->rx_nss) return; - if (sta->sta.link[link_id]->eht_cap.has_eht) { + if (link_sta->pub->eht_cap.has_eht) { int i; - const u8 *rx_nss_mcs = (void *)&sta->sta.link[link_id]->eht_cap.eht_mcs_nss_supp; + const u8 *rx_nss_mcs = (void *)&link_sta->pub->eht_cap.eht_mcs_nss_supp; /* get the max nss for EHT over all possible bandwidths and mcs */ for (i = 0; i < sizeof(struct ieee80211_eht_mcs_nss_supp); i++) @@ -521,10 +529,10 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id) IEEE80211_EHT_MCS_NSS_RX)); } - if (sta->sta.link[link_id]->he_cap.has_he) { + if (link_sta->pub->he_cap.has_he) { int i; u8 rx_mcs_80 = 0, rx_mcs_160 = 0; - const struct ieee80211_sta_he_cap *he_cap = &sta->sta.link[link_id]->he_cap; + const struct ieee80211_sta_he_cap *he_cap = &link_sta->pub->he_cap; u16 mcs_160_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); u16 mcs_80_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80); @@ -555,23 +563,23 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id) he_rx_nss = rx_mcs_80; } - if (sta->sta.link[link_id]->ht_cap.ht_supported) { - if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[0]) + if (link_sta->pub->ht_cap.ht_supported) { + if (link_sta->pub->ht_cap.mcs.rx_mask[0]) ht_rx_nss++; - if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[1]) + if (link_sta->pub->ht_cap.mcs.rx_mask[1]) ht_rx_nss++; - if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[2]) + if (link_sta->pub->ht_cap.mcs.rx_mask[2]) ht_rx_nss++; - if (sta->sta.link[link_id]->ht_cap.mcs.rx_mask[3]) + if (link_sta->pub->ht_cap.mcs.rx_mask[3]) ht_rx_nss++; /* FIXME: consider rx_highest? */ } - if (sta->sta.link[link_id]->vht_cap.vht_supported) { + if (link_sta->pub->vht_cap.vht_supported) { int i; u16 rx_mcs_map; - rx_mcs_map = le16_to_cpu(sta->sta.link[link_id]->vht_cap.vht_mcs.rx_mcs_map); + rx_mcs_map = le16_to_cpu(link_sta->pub->vht_cap.vht_mcs.rx_mcs_map); for (i = 7; i >= 0; i--) { u8 mcs = (rx_mcs_map >> (2 * i)) & 3; @@ -587,11 +595,11 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta, unsigned int link_id) rx_nss = max(vht_rx_nss, ht_rx_nss); rx_nss = max(he_rx_nss, rx_nss); rx_nss = max(eht_rx_nss, rx_nss); - sta->sta.link[link_id]->rx_nss = max_t(u8, 1, rx_nss); + link_sta->pub->rx_nss = max_t(u8, 1, rx_nss); } u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, unsigned int link_id, + struct link_sta_info *link_sta, u8 opmode, enum nl80211_band band) { enum ieee80211_sta_rx_bandwidth new_bw; @@ -607,8 +615,8 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, nss >>= IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT; nss += 1; - if (sta->sta.link[link_id]->rx_nss != nss) { - sta->sta.link[link_id]->rx_nss = nss; + if (link_sta->pub->rx_nss != nss) { + link_sta->pub->rx_nss = nss; sta_opmode.rx_nss = nss; changed |= IEEE80211_RC_NSS_CHANGED; sta_opmode.changed |= STA_OPMODE_N_SS_CHANGED; @@ -617,34 +625,34 @@ u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, switch (opmode & IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK) { case IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: /* ignore IEEE80211_OPMODE_NOTIF_BW_160_80P80 must not be set */ - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_20; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_20; break; case IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: /* ignore IEEE80211_OPMODE_NOTIF_BW_160_80P80 must not be set */ - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_40; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_40; break; case IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: if (opmode & IEEE80211_OPMODE_NOTIF_BW_160_80P80) - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; else - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_80; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_80; break; case IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: /* legacy only, no longer used by newer spec */ - sta->link[link_id]->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; + link_sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_160; break; } - new_bw = ieee80211_sta_cur_vht_bw(sta, link_id); - if (new_bw != sta->sta.link[link_id]->bandwidth) { - sta->sta.link[link_id]->bandwidth = new_bw; - sta_opmode.bw = ieee80211_sta_rx_bw_to_chan_width(sta, link_id); + new_bw = ieee80211_sta_cur_vht_bw(link_sta); + if (new_bw != link_sta->pub->bandwidth) { + link_sta->pub->bandwidth = new_bw; + sta_opmode.bw = ieee80211_sta_rx_bw_to_chan_width(link_sta); changed |= IEEE80211_RC_BW_CHANGED; sta_opmode.changed |= STA_OPMODE_MAX_BW_CHANGED; } if (sta_opmode.changed) - cfg80211_sta_opmode_change_notify(sdata->dev, sta->addr, + cfg80211_sta_opmode_change_notify(sdata->dev, link_sta->addr, &sta_opmode, GFP_KERNEL); return changed; @@ -689,18 +697,19 @@ void ieee80211_update_mu_groups(struct ieee80211_vif *vif, unsigned int link_id, EXPORT_SYMBOL_GPL(ieee80211_update_mu_groups); void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata, - struct sta_info *sta, unsigned int link_id, + struct link_sta_info *link_sta, u8 opmode, enum nl80211_band band) { struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band]; - u32 changed = __ieee80211_vht_handle_opmode(sdata, sta, link_id, + u32 changed = __ieee80211_vht_handle_opmode(sdata, link_sta, opmode, band); if (changed > 0) { ieee80211_recalc_min_chandef(sdata); - rate_control_rate_update(local, sband, sta, link_id, changed); + rate_control_rate_update(local, sband, link_sta->sta, + link_sta->link_id, changed); } } -- cgit v1.2.3 From ba6ddab94fc63813ad582c55dd95ed596420d101 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Tue, 14 Jun 2022 13:07:42 +0200 Subject: wifi: mac80211: maintain link-sta hash table Maintain a hash table of link-sta addresses so we can find them for management frames etc. where addresses haven't been replaced by the drivers to the MLD address yet. Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 1 + net/mac80211/sta_info.c | 84 ++++++++++++++++++++++++++++++++++++++++++---- net/mac80211/sta_info.h | 14 +++++++- 3 files changed, 92 insertions(+), 7 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 46f4e89825a0..2190d08f4e34 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1366,6 +1366,7 @@ struct ieee80211_local { unsigned long num_sta; struct list_head sta_list; struct rhltable sta_hash; + struct rhltable link_sta_hash; struct timer_list sta_cleanup; int sta_generation; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 1f4189e08675..ccd792af6b56 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -79,6 +79,15 @@ static const struct rhashtable_params sta_rht_params = { .max_size = CONFIG_MAC80211_STA_HASH_MAX_SIZE, }; +static const struct rhashtable_params link_sta_rht_params = { + .nelem_hint = 3, /* start small */ + .automatic_shrinking = true, + .head_offset = offsetof(struct link_sta_info, link_hash_node), + .key_offset = offsetof(struct link_sta_info, addr), + .key_len = ETH_ALEN, + .max_size = CONFIG_MAC80211_STA_HASH_MAX_SIZE, +}; + /* Caller must hold local->sta_mtx */ static int sta_info_hash_del(struct ieee80211_local *local, struct sta_info *sta) @@ -87,6 +96,14 @@ static int sta_info_hash_del(struct ieee80211_local *local, sta_rht_params); } +static int link_sta_info_hash_del(struct ieee80211_local *local, + struct link_sta_info *link_sta) +{ + return rhltable_remove(&local->link_sta_hash, + &link_sta->link_hash_node, + link_sta_rht_params); +} + static void __cleanup_single_sta(struct sta_info *sta) { int ac, i; @@ -216,6 +233,37 @@ struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata, return NULL; } +struct rhlist_head *link_sta_info_hash_lookup(struct ieee80211_local *local, + const u8 *addr) +{ + return rhltable_lookup(&local->link_sta_hash, addr, + link_sta_rht_params); +} + +struct link_sta_info * +link_sta_info_get_bss(struct ieee80211_sub_if_data *sdata, const u8 *addr) +{ + struct ieee80211_local *local = sdata->local; + struct rhlist_head *tmp; + struct link_sta_info *link_sta; + + rcu_read_lock(); + for_each_link_sta_info(local, addr, link_sta, tmp) { + struct sta_info *sta = link_sta->sta; + + if (sta->sdata == sdata || + (sta->sdata->bss && sta->sdata->bss == sdata->bss)) { + rcu_read_unlock(); + /* this is safe as the caller must already hold + * another rcu read section or the mutex + */ + return link_sta; + } + } + rcu_read_unlock(); + return NULL; +} + struct sta_info *sta_info_get_by_addrs(struct ieee80211_local *local, const u8 *sta_addr, const u8 *vif_addr) { @@ -256,7 +304,8 @@ static void sta_info_free_link(struct link_sta_info *link_sta) free_percpu(link_sta->pcpu_rx_stats); } -static void sta_remove_link(struct sta_info *sta, unsigned int link_id) +static void sta_remove_link(struct sta_info *sta, unsigned int link_id, + bool unhash) { struct sta_link_alloc *alloc = NULL; struct link_sta_info *link_sta; @@ -267,6 +316,9 @@ static void sta_remove_link(struct sta_info *sta, unsigned int link_id) if (WARN_ON(!link_sta)) return; + if (unhash) + link_sta_info_hash_del(sta->local, link_sta); + if (link_sta != &sta->deflink) alloc = container_of(link_sta, typeof(*alloc), info); @@ -298,7 +350,7 @@ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) if (!(sta->sta.valid_links & BIT(i))) continue; - sta_remove_link(sta, i); + sta_remove_link(sta, i, true); } /* @@ -1262,6 +1314,12 @@ int sta_info_init(struct ieee80211_local *local) if (err) return err; + err = rhltable_init(&local->link_sta_hash, &link_sta_rht_params); + if (err) { + rhltable_destroy(&local->sta_hash); + return err; + } + spin_lock_init(&local->tim_lock); mutex_init(&local->sta_mtx); INIT_LIST_HEAD(&local->sta_list); @@ -1274,6 +1332,7 @@ void sta_info_stop(struct ieee80211_local *local) { del_timer_sync(&local->sta_cleanup); rhltable_destroy(&local->sta_hash); + rhltable_destroy(&local->link_sta_hash); } @@ -2685,6 +2744,14 @@ int ieee80211_sta_allocate_link(struct sta_info *sta, unsigned int link_id) return 0; } +static int link_sta_info_hash_add(struct ieee80211_local *local, + struct link_sta_info *link_sta) +{ + return rhltable_insert(&local->link_sta_hash, + &link_sta->link_hash_node, + link_sta_rht_params); +} + int ieee80211_sta_activate_link(struct sta_info *sta, unsigned int link_id) { struct ieee80211_sub_if_data *sdata = sta->sdata; @@ -2701,16 +2768,21 @@ int ieee80211_sta_activate_link(struct sta_info *sta, unsigned int link_id) sta->sta.valid_links = new_links; - if (!test_sta_flag(sta, WLAN_STA_INSERTED)) - return 0; + if (!test_sta_flag(sta, WLAN_STA_INSERTED)) { + ret = 0; + goto hash; + } ret = drv_change_sta_links(sdata->local, sdata, &sta->sta, old_links, new_links); if (ret) { sta->sta.valid_links = old_links; - sta_remove_link(sta, link_id); + sta_remove_link(sta, link_id, false); } +hash: + link_sta_info_hash_add(sdata->local, link_sta); + return ret; } @@ -2727,5 +2799,5 @@ void ieee80211_sta_remove_link(struct sta_info *sta, unsigned int link_id) sta->sta.valid_links, sta->sta.valid_links & ~BIT(link_id)); - sta_remove_link(sta, link_id); + sta_remove_link(sta, link_id, true); } diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 27c96c04b13f..218430790660 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -491,6 +491,7 @@ struct ieee80211_fragment_cache { * same for non-MLD STA. This is used as key for searching link STA * @link_id: Link ID uniquely identifying the link STA. This is 0 for non-MLD * and set to the corresponding vif LinkId for MLD STA + * @link_hash_node: hash node for rhashtable * @sta: Points to the STA info * @gtk: group keys negotiated with this station, if any * @tx_stats: TX statistics @@ -523,7 +524,7 @@ struct link_sta_info { u8 addr[ETH_ALEN]; u8 link_id; - /* TODO rhash head/node for finding link_sta based on addr */ + struct rhlist_head link_hash_node; struct sta_info *sta; struct ieee80211_key __rcu *gtk[NUM_DEFAULT_KEYS + @@ -824,6 +825,17 @@ struct sta_info *sta_info_get_by_addrs(struct ieee80211_local *local, rhl_for_each_entry_rcu(_sta, _tmp, \ sta_info_hash_lookup(local, _addr), hash_node) +struct rhlist_head *link_sta_info_hash_lookup(struct ieee80211_local *local, + const u8 *addr); + +#define for_each_link_sta_info(local, _addr, _sta, _tmp) \ + rhl_for_each_entry_rcu(_sta, _tmp, \ + link_sta_info_hash_lookup(local, _addr), \ + link_hash_node) + +struct link_sta_info * +link_sta_info_get_bss(struct ieee80211_sub_if_data *sdata, const u8 *addr); + /* * Get STA info by index, BROKEN! */ -- cgit v1.2.3 From 630c7e4621763220d23789fbb036e0cf227e0b22 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 15 Jun 2022 11:50:00 +0200 Subject: wifi: mac80211: set STA deflink addresses We should set the STA deflink addresses in case no link is really added. Fixes: 046d2e7c50e3 ("mac80211: prepare sta handling for MLO support") Signed-off-by: Johannes Berg --- net/mac80211/sta_info.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index ccd792af6b56..014032369994 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -513,6 +513,8 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, memcpy(sta->addr, addr, ETH_ALEN); memcpy(sta->sta.addr, addr, ETH_ALEN); + memcpy(sta->deflink.addr, addr, ETH_ALEN); + memcpy(sta->sta.deflink.addr, addr, ETH_ALEN); sta->sta.max_rx_aggregation_subframes = local->hw.max_rx_aggregation_subframes; -- cgit v1.2.3 From e57f8a489c294d83cc4e2c9cba1432f99fbf7fdd Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Mon, 6 Jun 2022 20:03:17 +0300 Subject: wifi: mac80211_hwsim: send a beacon per link Add to hwsim a link_data structure. For now, move the beacon interval and beacon timer to the link_data structure (making them per link). Set a beacon timer for each link and transmit a per link beacon (pass the link_id to ieee80211_beacon_get). Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 90 +++++++++++++++++++++++------------ 1 file changed, 59 insertions(+), 31 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 44174a4c2117..513e9297a6b5 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -623,6 +623,12 @@ static struct platform_driver mac80211_hwsim_driver = { }, }; +struct mac80211_hwsim_link_data { + u32 link_id; + u64 beacon_int /* beacon interval in us */; + struct hrtimer beacon_timer; +}; + struct mac80211_hwsim_data { struct list_head list; struct rhash_head rht; @@ -668,11 +674,9 @@ struct mac80211_hwsim_data { struct ieee80211_channel *channel; enum nl80211_chan_width bw; - u64 beacon_int /* beacon interval in us */; unsigned int rx_filter; bool started, idle, scanning; struct mutex mutex; - struct hrtimer beacon_timer; enum ps_mode { PS_DISABLED, PS_ENABLED, PS_AUTO_POLL, PS_MANUAL_POLL } ps; @@ -709,6 +713,8 @@ struct mac80211_hwsim_data { /* RSSI in rx status of the receiver */ int rx_rssi; + + struct mac80211_hwsim_link_data link_data[IEEE80211_MLD_MAX_NUM_LINKS]; }; static const struct rhashtable_params hwsim_rht_params = { @@ -1071,7 +1077,8 @@ static void mac80211_hwsim_set_tsf(struct ieee80211_hw *hw, { struct mac80211_hwsim_data *data = hw->priv; u64 now = mac80211_hwsim_get_tsf(hw, vif); - u32 bcn_int = data->beacon_int; + /* MLD not supported here */ + u32 bcn_int = data->link_data[0].beacon_int; u64 delta = abs(tsf - now); /* adjust after beaconing with new timestamp at old TBTT */ @@ -1798,9 +1805,12 @@ static int mac80211_hwsim_start(struct ieee80211_hw *hw) static void mac80211_hwsim_stop(struct ieee80211_hw *hw) { struct mac80211_hwsim_data *data = hw->priv; + int i; data->started = false; - hrtimer_cancel(&data->beacon_timer); + + for (i = 0; i < ARRAY_SIZE(data->link_data); i++) + hrtimer_cancel(&data->link_data[i].beacon_timer); while (!skb_queue_empty(&data->pending)) ieee80211_free_txskb(hw, skb_dequeue(&data->pending)); @@ -1891,7 +1901,12 @@ static void mac80211_hwsim_tx_frame(struct ieee80211_hw *hw, static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, struct ieee80211_vif *vif) { - struct mac80211_hwsim_data *data = arg; + struct mac80211_hwsim_link_data *link_data = arg; + u32 link_id = link_data->link_id; + struct ieee80211_bss_conf *link_conf = vif->link_conf[link_id]; + struct mac80211_hwsim_data *data = + container_of(link_data, struct mac80211_hwsim_data, + link_data[link_id]); struct ieee80211_hw *hw = data->hw; struct ieee80211_tx_info *info; struct ieee80211_rate *txrate; @@ -1908,7 +1923,7 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, vif->type != NL80211_IFTYPE_OCB) return; - skb = ieee80211_beacon_get(hw, vif, 0); + skb = ieee80211_beacon_get(hw, vif, link_data->link_id); if (skb == NULL) return; info = IEEE80211_SKB_CB(skb); @@ -1939,38 +1954,41 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, } mac80211_hwsim_tx_frame(hw, skb, - rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan); + rcu_dereference(link_conf->chanctx_conf)->def.chan); while ((skb = ieee80211_get_buffered_bc(hw, vif)) != NULL) { mac80211_hwsim_tx_frame(hw, skb, - rcu_dereference(vif->bss_conf.chanctx_conf)->def.chan); + rcu_dereference(link_conf->chanctx_conf)->def.chan); } - if (vif->bss_conf.csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) + if (link_conf->csa_active && ieee80211_beacon_cntdwn_is_complete(vif)) ieee80211_csa_finish(vif); } static enum hrtimer_restart mac80211_hwsim_beacon(struct hrtimer *timer) { + struct mac80211_hwsim_link_data *link_data = + container_of(timer, struct mac80211_hwsim_link_data, beacon_timer); struct mac80211_hwsim_data *data = - container_of(timer, struct mac80211_hwsim_data, beacon_timer); + container_of(link_data, struct mac80211_hwsim_data, + link_data[link_data->link_id]); struct ieee80211_hw *hw = data->hw; - u64 bcn_int = data->beacon_int; + u64 bcn_int = link_data->beacon_int; if (!data->started) return HRTIMER_NORESTART; ieee80211_iterate_active_interfaces_atomic( hw, IEEE80211_IFACE_ITER_NORMAL, - mac80211_hwsim_beacon_tx, data); + mac80211_hwsim_beacon_tx, link_data); /* beacon at new TBTT + beacon interval */ if (data->bcn_delta) { bcn_int -= data->bcn_delta; data->bcn_delta = 0; } - hrtimer_forward_now(&data->beacon_timer, + hrtimer_forward_now(&link_data->beacon_timer, ns_to_ktime(bcn_int * NSEC_PER_USEC)); return HRTIMER_RESTART; } @@ -2054,16 +2072,21 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed) } mutex_unlock(&data->mutex); - if (!data->started || !data->beacon_int) - hrtimer_cancel(&data->beacon_timer); - else if (!hrtimer_is_queued(&data->beacon_timer)) { - u64 tsf = mac80211_hwsim_get_tsf(hw, NULL); - u32 bcn_int = data->beacon_int; - u64 until_tbtt = bcn_int - do_div(tsf, bcn_int); + for (idx = 0; idx < ARRAY_SIZE(data->link_data); idx++) { + struct mac80211_hwsim_link_data *link_data = + &data->link_data[idx]; + + if (!data->started || !link_data->beacon_int) { + hrtimer_cancel(&link_data->beacon_timer); + } else if (!hrtimer_is_queued(&link_data->beacon_timer)) { + u64 tsf = mac80211_hwsim_get_tsf(hw, NULL); + u32 bcn_int = link_data->beacon_int; + u64 until_tbtt = bcn_int - do_div(tsf, bcn_int); - hrtimer_start(&data->beacon_timer, - ns_to_ktime(until_tbtt * NSEC_PER_USEC), - HRTIMER_MODE_REL_SOFT); + hrtimer_start(&link_data->beacon_timer, + ns_to_ktime(until_tbtt * NSEC_PER_USEC), + HRTIMER_MODE_REL_SOFT); + } } return 0; @@ -2124,6 +2147,7 @@ static void mac80211_hwsim_link_info_changed(struct ieee80211_hw *hw, struct hwsim_vif_priv *vp = (void *)vif->drv_priv; struct mac80211_hwsim_data *data = hw->priv; struct ieee80211_bss_conf *info = vif->link_conf[link_id]; + struct mac80211_hwsim_link_data *link_data = &data->link_data[link_id]; hwsim_check_magic(vif); @@ -2141,16 +2165,16 @@ static void mac80211_hwsim_link_info_changed(struct ieee80211_hw *hw, info->enable_beacon, info->beacon_int); vp->bcn_en = info->enable_beacon; if (data->started && - !hrtimer_is_queued(&data->beacon_timer) && + !hrtimer_is_queued(&link_data->beacon_timer) && info->enable_beacon) { u64 tsf, until_tbtt; u32 bcn_int; - data->beacon_int = info->beacon_int * 1024; + link_data->beacon_int = info->beacon_int * 1024; tsf = mac80211_hwsim_get_tsf(hw, vif); - bcn_int = data->beacon_int; + bcn_int = link_data->beacon_int; until_tbtt = bcn_int - do_div(tsf, bcn_int); - hrtimer_start(&data->beacon_timer, + hrtimer_start(&link_data->beacon_timer, ns_to_ktime(until_tbtt * NSEC_PER_USEC), HRTIMER_MODE_REL_SOFT); } else if (!info->enable_beacon) { @@ -2161,8 +2185,8 @@ static void mac80211_hwsim_link_info_changed(struct ieee80211_hw *hw, wiphy_dbg(hw->wiphy, " beaconing vifs remaining: %u", count); if (count == 0) { - hrtimer_cancel(&data->beacon_timer); - data->beacon_int = 0; + hrtimer_cancel(&link_data->beacon_timer); + link_data->beacon_int = 0; } } } @@ -3875,9 +3899,13 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST); - hrtimer_init(&data->beacon_timer, CLOCK_MONOTONIC, - HRTIMER_MODE_ABS_SOFT); - data->beacon_timer.function = mac80211_hwsim_beacon; + for (i = 0; i < ARRAY_SIZE(data->link_data); i++) { + hrtimer_init(&data->link_data[i].beacon_timer, CLOCK_MONOTONIC, + HRTIMER_MODE_ABS_SOFT); + data->link_data[i].beacon_timer.function = + mac80211_hwsim_beacon; + data->link_data[i].link_id = i; + } err = ieee80211_register_hw(hw); if (err < 0) { -- cgit v1.2.3 From ce08cd344a0027076b2f46b9e8988d08f6641252 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 13 Jun 2022 16:51:27 +0200 Subject: wifi: nl80211: expose link information for interfaces When getting/dumping an interface, expose information about valid links. Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 0a69a5a6b74d..64934dd923ce 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3800,6 +3800,28 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag goto nla_put_failure; } + if (wdev->valid_links) { + unsigned int link_id; + struct nlattr *links = nla_nest_start(msg, + NL80211_ATTR_MLO_LINKS); + + if (!links) + goto nla_put_failure; + + for_each_valid_link(wdev, link_id) { + struct nlattr *link = nla_nest_start(msg, link_id + 1); + + if (nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id)) + goto nla_put_failure; + if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, + wdev->links[link_id].addr)) + goto nla_put_failure; + nla_nest_end(msg, link); + } + + nla_nest_end(msg, links); + } + genlmsg_end(msg, hdr); return 0; -- cgit v1.2.3 From dd374f84baecd76cbd12fc543c763ff78338d4ad Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 13 Jun 2022 16:52:02 +0200 Subject: wifi: nl80211: expose link ID for associated BSSes When retrieving scan data, expose not just whether or not the interface (possibly an MLD) is associated to the BSS or not, but also on which link ID if it is an MLD. Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 64934dd923ce..aca799b9971e 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -9959,8 +9959,10 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb, case NL80211_IFTYPE_STATION: for_each_valid_link(wdev, link_id) { if (intbss == wdev->links[link_id].client.current_bss && - nla_put_u32(msg, NL80211_BSS_STATUS, - NL80211_BSS_STATUS_ASSOCIATED)) + (nla_put_u32(msg, NL80211_BSS_STATUS, + NL80211_BSS_STATUS_ASSOCIATED) || + (wdev->valid_links && + nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id)))) goto nla_put_failure; } break; -- cgit v1.2.3 From 2fd0c671ece4083b467dd94614acccde779ea25f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 8 Jun 2022 14:23:39 +0200 Subject: wifi: mac80211_hwsim: support creating MLO-capable radios Add initial support to hwsim for creating MLO-capable radios dynamically (and statically via module parameter, but that's not really recommended.) Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 97 +++++++++++++++++++++++++++-------- drivers/net/wireless/mac80211_hwsim.h | 5 +- 2 files changed, 81 insertions(+), 21 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 513e9297a6b5..f2f4fe77ffe0 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -65,6 +65,10 @@ static bool support_p2p_device = true; module_param(support_p2p_device, bool, 0444); MODULE_PARM_DESC(support_p2p_device, "Support P2P-Device interface type"); +static bool mlo; +module_param(mlo, bool, 0444); +MODULE_PARM_DESC(mlo, "Support MLO"); + /** * enum hwsim_regtest - the type of regulatory tests we offer * @@ -782,6 +786,7 @@ static const struct nla_policy hwsim_genl_policy[HWSIM_ATTR_MAX + 1] = { [HWSIM_ATTR_PERM_ADDR] = NLA_POLICY_ETH_ADDR_COMPAT, [HWSIM_ATTR_IFTYPE_SUPPORT] = { .type = NLA_U32 }, [HWSIM_ATTR_CIPHER_SUPPORT] = { .type = NLA_BINARY }, + [HWSIM_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG }, }; #if IS_REACHABLE(CONFIG_VIRTIO) @@ -2831,6 +2836,27 @@ static int mac80211_hwsim_tx_last_beacon(struct ieee80211_hw *hw) return 1; } +static int mac80211_hwsim_set_rts_threshold(struct ieee80211_hw *hw, u32 value) +{ + return -EOPNOTSUPP; +} + +static int mac80211_hwsim_change_vif_links(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + u16 old_links, u16 new_links, + struct ieee80211_bss_conf *old[IEEE80211_MLD_MAX_NUM_LINKS]) +{ + return 0; +} + +static int mac80211_hwsim_change_sta_links(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + u16 old_links, u16 new_links) +{ + return 0; +} + #define HWSIM_COMMON_OPS \ .tx = mac80211_hwsim_tx, \ .start = mac80211_hwsim_start, \ @@ -2847,37 +2873,50 @@ static int mac80211_hwsim_tx_last_beacon(struct ieee80211_hw *hw) .sta_remove = mac80211_hwsim_sta_remove, \ .sta_notify = mac80211_hwsim_sta_notify, \ .sta_rc_update = mac80211_hwsim_sta_rc_update, \ - .set_tim = mac80211_hwsim_set_tim, \ .conf_tx = mac80211_hwsim_conf_tx, \ .get_survey = mac80211_hwsim_get_survey, \ CFG80211_TESTMODE_CMD(mac80211_hwsim_testmode_cmd) \ .ampdu_action = mac80211_hwsim_ampdu_action, \ .flush = mac80211_hwsim_flush, \ - .get_tsf = mac80211_hwsim_get_tsf, \ - .set_tsf = mac80211_hwsim_set_tsf, \ .get_et_sset_count = mac80211_hwsim_get_et_sset_count, \ .get_et_stats = mac80211_hwsim_get_et_stats, \ .get_et_strings = mac80211_hwsim_get_et_strings, +#define HWSIM_NON_MLO_OPS \ + .set_tim = mac80211_hwsim_set_tim, \ + .get_tsf = mac80211_hwsim_get_tsf, \ + .set_tsf = mac80211_hwsim_set_tsf, + static const struct ieee80211_ops mac80211_hwsim_ops = { HWSIM_COMMON_OPS + HWSIM_NON_MLO_OPS .sw_scan_start = mac80211_hwsim_sw_scan, .sw_scan_complete = mac80211_hwsim_sw_scan_complete, }; +#define HWSIM_CHANCTX_OPS \ + .hw_scan = mac80211_hwsim_hw_scan, \ + .cancel_hw_scan = mac80211_hwsim_cancel_hw_scan, \ + .remain_on_channel = mac80211_hwsim_roc, \ + .cancel_remain_on_channel = mac80211_hwsim_croc, \ + .add_chanctx = mac80211_hwsim_add_chanctx, \ + .remove_chanctx = mac80211_hwsim_remove_chanctx, \ + .change_chanctx = mac80211_hwsim_change_chanctx, \ + .assign_vif_chanctx = mac80211_hwsim_assign_vif_chanctx,\ + .unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx, + static const struct ieee80211_ops mac80211_hwsim_mchan_ops = { HWSIM_COMMON_OPS - .hw_scan = mac80211_hwsim_hw_scan, - .cancel_hw_scan = mac80211_hwsim_cancel_hw_scan, - .sw_scan_start = NULL, - .sw_scan_complete = NULL, - .remain_on_channel = mac80211_hwsim_roc, - .cancel_remain_on_channel = mac80211_hwsim_croc, - .add_chanctx = mac80211_hwsim_add_chanctx, - .remove_chanctx = mac80211_hwsim_remove_chanctx, - .change_chanctx = mac80211_hwsim_change_chanctx, - .assign_vif_chanctx = mac80211_hwsim_assign_vif_chanctx, - .unassign_vif_chanctx = mac80211_hwsim_unassign_vif_chanctx, + HWSIM_NON_MLO_OPS + HWSIM_CHANCTX_OPS +}; + +static const struct ieee80211_ops mac80211_hwsim_mlo_ops = { + HWSIM_COMMON_OPS + HWSIM_CHANCTX_OPS + .set_rts_threshold = mac80211_hwsim_set_rts_threshold, + .change_vif_links = mac80211_hwsim_change_vif_links, + .change_sta_links = mac80211_hwsim_change_sta_links, }; struct hwsim_new_radio_params { @@ -2894,6 +2933,7 @@ struct hwsim_new_radio_params { u32 iftypes; u32 *ciphers; u8 n_ciphers; + bool mlo; }; static void hwsim_mcast_config_msg(struct sk_buff *mcast_skb, @@ -3587,7 +3627,9 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, idx = hwsim_radio_idx++; spin_unlock_bh(&hwsim_radio_lock); - if (param->use_chanctx) + if (param->mlo) + ops = &mac80211_hwsim_mlo_ops; + else if (param->use_chanctx) ops = &mac80211_hwsim_mchan_ops; hw = ieee80211_alloc_hw_nm(sizeof(*data), ops, param->hwname); if (!hw) { @@ -3748,13 +3790,22 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, ieee80211_hw_set(hw, SIGNAL_DBM); ieee80211_hw_set(hw, SUPPORTS_PS); ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS); - ieee80211_hw_set(hw, HOST_BROADCAST_PS_BUFFERING); - ieee80211_hw_set(hw, PS_NULLFUNC_STACK); ieee80211_hw_set(hw, TDLS_WIDER_BW); - if (rctbl) - ieee80211_hw_set(hw, SUPPORTS_RC_TABLE); ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID); + if (param->mlo) { + hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_MLO; + ieee80211_hw_set(hw, HAS_RATE_CONTROL); + ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); + ieee80211_hw_set(hw, CONNECTION_MONITOR); + ieee80211_hw_set(hw, AP_LINK_PS); + } else { + ieee80211_hw_set(hw, HOST_BROADCAST_PS_BUFFERING); + ieee80211_hw_set(hw, PS_NULLFUNC_STACK); + if (rctbl) + ieee80211_hw_set(hw, SUPPORTS_RC_TABLE); + } + hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT; hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | @@ -4473,6 +4524,11 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info) } } + param.mlo = info->attrs[HWSIM_ATTR_MLO_SUPPORT]; + + if (param.mlo) + param.use_chanctx = true; + if (info->attrs[HWSIM_ATTR_RADIO_NAME]) { hwname = kstrndup((char *)nla_data(info->attrs[HWSIM_ATTR_RADIO_NAME]), nla_len(info->attrs[HWSIM_ATTR_RADIO_NAME]), @@ -5129,7 +5185,8 @@ static int __init init_mac80211_hwsim(void) } param.p2p_device = support_p2p_device; - param.use_chanctx = channels > 1; + param.mlo = mlo; + param.use_chanctx = channels > 1 || mlo; param.iftypes = HWSIM_IFTYPE_SUPPORT_MASK; if (param.p2p_device) param.iftypes |= BIT(NL80211_IFTYPE_P2P_DEVICE); diff --git a/drivers/net/wireless/mac80211_hwsim.h b/drivers/net/wireless/mac80211_hwsim.h index 9dceed77c5d6..527799b2de0f 100644 --- a/drivers/net/wireless/mac80211_hwsim.h +++ b/drivers/net/wireless/mac80211_hwsim.h @@ -3,7 +3,7 @@ * mac80211_hwsim - software simulator of 802.11 radio(s) for mac80211 * Copyright (c) 2008, Jouni Malinen * Copyright (c) 2011, Javier Lopez - * Copyright (C) 2020 Intel Corporation + * Copyright (C) 2020, 2022 Intel Corporation */ #ifndef __MAC80211_HWSIM_H @@ -140,6 +140,8 @@ enum { * @HWSIM_ATTR_PERM_ADDR: permanent mac address of new radio * @HWSIM_ATTR_IFTYPE_SUPPORT: u32 attribute of supported interface types bits * @HWSIM_ATTR_CIPHER_SUPPORT: u32 array of supported cipher types + * @HWSIM_ATTR_MLO_SUPPORT: claim MLO support (exact parameters TBD) for + * the new radio * @__HWSIM_ATTR_MAX: enum limit */ @@ -170,6 +172,7 @@ enum { HWSIM_ATTR_PERM_ADDR, HWSIM_ATTR_IFTYPE_SUPPORT, HWSIM_ATTR_CIPHER_SUPPORT, + HWSIM_ATTR_MLO_SUPPORT, __HWSIM_ATTR_MAX, }; #define HWSIM_ATTR_MAX (__HWSIM_ATTR_MAX - 1) -- cgit v1.2.3 From 245e5ebc6afaa2520439637d0ade8fd9db158610 Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Tue, 14 Jun 2022 12:26:39 +0300 Subject: wifi: mac80211_hwsim: print the link id Print the link ID in link_info_changed function. Signed-off-by: Shaul Triebitz Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index f2f4fe77ffe0..c5bb97b381cf 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2156,8 +2156,8 @@ static void mac80211_hwsim_link_info_changed(struct ieee80211_hw *hw, hwsim_check_magic(vif); - wiphy_dbg(hw->wiphy, "%s(changed=0x%llx vif->addr=%pM)\n", - __func__, (unsigned long long)changed, vif->addr); + wiphy_dbg(hw->wiphy, "%s(changed=0x%llx vif->addr=%pM, link id %u)\n", + __func__, (unsigned long long)changed, vif->addr, link_id); if (changed & BSS_CHANGED_BSSID) { wiphy_dbg(hw->wiphy, "%s: BSSID changed: %pM\n", -- cgit v1.2.3 From efbabc11650040c64884ff3019b88c7bcc0ceb1d Mon Sep 17 00:00:00 2001 From: Veerendranath Jakkam Date: Wed, 8 Jun 2022 14:46:37 +0530 Subject: cfg80211: Indicate MLO connection info in connect and roam callbacks The MLO links used for connection with an MLD AP are decided by the driver in case of SME offloaded to driver. Add support for the drivers to indicate the information of links used for MLO connection in connect and roam callbacks, update the connected links information in wdev from connect/roam result sent by driver. Also, send the connected links information to userspace. Add a netlink flag attribute to indicate that userspace supports handling of MLO connection. Drivers must not do MLO connection when this flag is not set. This is to maintain backwards compatibility with older supplicant versions which doesn't have support for MLO connection. Signed-off-by: Veerendranath Jakkam Signed-off-by: Johannes Berg --- drivers/net/wireless/ath/ath6kl/cfg80211.c | 2 +- drivers/net/wireless/ath/wil6210/wmi.c | 4 +- .../broadcom/brcm80211/brcmfmac/cfg80211.c | 6 +- drivers/net/wireless/rndis_wlan.c | 5 +- drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 4 +- drivers/staging/wlan-ng/cfg80211.c | 2 +- include/net/cfg80211.h | 84 +++-- include/uapi/linux/nl80211.h | 6 + net/wireless/mlme.c | 4 +- net/wireless/nl80211.c | 120 ++++++- net/wireless/sme.c | 391 +++++++++++++++------ 11 files changed, 480 insertions(+), 148 deletions(-) diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 33ed54738d47..e11c7e9accc0 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -807,7 +807,7 @@ void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, cfg80211_put_bss(ar->wiphy, bss); } else if (vif->sme_state == SME_CONNECTED) { struct cfg80211_roam_info roam_info = { - .bss = bss, + .links[0].bss = bss, .req_ie = assoc_req_ie, .req_ie_len = assoc_req_len, .resp_ie = assoc_resp_ie, diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c index 98b4c189eecc..ea7bd403e706 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.c +++ b/drivers/net/wireless/ath/wil6210/wmi.c @@ -1822,8 +1822,8 @@ wmi_evt_reassoc_status(struct wil6210_vif *vif, int id, void *d, int len) freq = ieee80211_channel_to_frequency(ch, NL80211_BAND_60GHZ); memset(&info, 0, sizeof(info)); - info.channel = ieee80211_get_channel(wiphy, freq); - info.bss = vif->bss; + info.links[0].channel = ieee80211_get_channel(wiphy, freq); + info.links[0].bss = vif->bss; info.req_ie = assoc_req_ie; info.req_ie_len = assoc_req_ie_len; info.resp_ie = assoc_resp_ie; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 11e1f07f83e0..3ae6779fe153 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -6017,8 +6017,8 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg, done: kfree(buf); - roam_info.channel = notify_channel; - roam_info.bssid = profile->bssid; + roam_info.links[0].channel = notify_channel; + roam_info.links[0].bssid = profile->bssid; roam_info.req_ie = conn_info->req_ie; roam_info.req_ie_len = conn_info->req_ie_len; roam_info.resp_ie = conn_info->resp_ie; @@ -6061,7 +6061,7 @@ brcmf_bss_connect_done(struct brcmf_cfg80211_info *cfg, } else { conn_params.status = WLAN_STATUS_AUTH_TIMEOUT; } - conn_params.bssid = profile->bssid; + conn_params.links[0].bssid = profile->bssid; conn_params.req_ie = conn_info->req_ie; conn_params.req_ie_len = conn_info->req_ie_len; conn_params.resp_ie = conn_info->resp_ie; diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index ff2448394a1e..05524291d60c 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -2813,8 +2813,9 @@ static void rndis_wlan_do_link_up_work(struct usbnet *usbdev) resp_ie_len, 0, GFP_KERNEL); } else { struct cfg80211_roam_info roam_info = { - .channel = get_current_channel(usbdev, NULL), - .bssid = bssid, + .links[0].channel = + get_current_channel(usbdev, NULL), + .links[0].bssid = bssid, .req_ie = req_ie, .req_ie_len = req_ie_len, .resp_ie = resp_ie, diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c index 349aa3c4b668..cf35125b7891 100644 --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c @@ -450,8 +450,8 @@ check_bss: notify_channel = ieee80211_get_channel(wiphy, freq); - roam_info.channel = notify_channel; - roam_info.bssid = cur_network->network.mac_address; + roam_info.links[0].channel = notify_channel; + roam_info.links[0].bssid = cur_network->network.mac_address; roam_info.req_ie = pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2; roam_info.req_ie_len = diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c index 87379edce9a8..b7b56d8406d1 100644 --- a/drivers/staging/wlan-ng/cfg80211.c +++ b/drivers/staging/wlan-ng/cfg80211.c @@ -645,7 +645,7 @@ void prism2_disconnected(struct wlandevice *wlandev) void prism2_roamed(struct wlandevice *wlandev) { struct cfg80211_roam_info roam_info = { - .bssid = wlandev->bssid, + .links[0].bssid = wlandev->bssid, }; cfg80211_roamed(wlandev->netdev, &roam_info, GFP_KERNEL); diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 5706f96b819a..996782c44838 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -2763,6 +2763,9 @@ struct cfg80211_assoc_link { * request (connect callback). * @ASSOC_REQ_DISABLE_HE: Disable HE * @ASSOC_REQ_DISABLE_EHT: Disable EHT + * @CONNECT_REQ_MLO_SUPPORT: Userspace indicates support for handling MLD links. + * Drivers shall disable MLO features for the current association if this + * flag is not set. */ enum cfg80211_assoc_req_flags { ASSOC_REQ_DISABLE_HT = BIT(0), @@ -2771,6 +2774,7 @@ enum cfg80211_assoc_req_flags { CONNECT_REQ_EXTERNAL_AUTH_SUPPORT = BIT(3), ASSOC_REQ_DISABLE_HE = BIT(4), ASSOC_REQ_DISABLE_EHT = BIT(5), + CONNECT_REQ_MLO_SUPPORT = BIT(6), }; /** @@ -5780,12 +5784,13 @@ static inline void WARN_INVALID_LINK_ID(struct wireless_dev *wdev, !(wdev->valid_links & BIT(link_id))); } -#define for_each_valid_link(wdev, link_id) \ - for (link_id = 0; \ - link_id < ((wdev)->valid_links ? ARRAY_SIZE((wdev)->links) : 1); \ - link_id++) \ - if (!(wdev)->valid_links || \ - ((wdev)->valid_links & BIT(link_id))) +#define for_each_valid_link(link_info, link_id) \ + for (link_id = 0; \ + link_id < ((link_info)->valid_links ? \ + ARRAY_SIZE((link_info)->links) : 1); \ + link_id++) \ + if (!(link_info)->valid_links || \ + ((link_info)->valid_links & BIT(link_id))) /** * DOC: Utility functions @@ -7296,13 +7301,6 @@ struct cfg80211_fils_resp_params { * indicate that this is a failure, but without a status code. * @timeout_reason is used to report the reason for the timeout in that * case. - * @bssid: The BSSID of the AP (may be %NULL) - * @bss: Entry of bss to which STA got connected to, can be obtained through - * cfg80211_get_bss() (may be %NULL). But it is recommended to store the - * bss from the connect_request and hold a reference to it and return - * through this param to avoid a warning if the bss is expired during the - * connection, esp. for those drivers implementing connect op. - * Only one parameter among @bssid and @bss needs to be specified. * @req_ie: Association request IEs (may be %NULL) * @req_ie_len: Association request IEs length * @resp_ie: Association response IEs (may be %NULL) @@ -7314,17 +7312,41 @@ struct cfg80211_fils_resp_params { * not known. This value is used only if @status < 0 to indicate that the * failure is due to a timeout and not due to explicit rejection by the AP. * This value is ignored in other cases (@status >= 0). + * @valid_links: For MLO connection, BIT mask of the valid link ids. Otherwise + * zero. + * @ap_mld_addr: For MLO connection, MLD address of the AP. Otherwise %NULL. + * @links : For MLO connection, contains link info for the valid links indicated + * using @valid_links. For non-MLO connection, links[0] contains the + * connected AP info. + * @links.addr: For MLO connection, MAC address of the STA link. Otherwise + * %NULL. + * @links.bssid: For MLO connection, MAC address of the AP link. For non-MLO + * connection, links[0].bssid points to the BSSID of the AP (may be %NULL). + * @links.bss: For MLO connection, entry of bss to which STA link is connected. + * For non-MLO connection, links[0].bss points to entry of bss to which STA + * is connected. It can be obtained through cfg80211_get_bss() (may be + * %NULL). It is recommended to store the bss from the connect_request and + * hold a reference to it and return through this param to avoid a warning + * if the bss is expired during the connection, esp. for those drivers + * implementing connect op. Only one parameter among @bssid and @bss needs + * to be specified. */ struct cfg80211_connect_resp_params { int status; - const u8 *bssid; - struct cfg80211_bss *bss; const u8 *req_ie; size_t req_ie_len; const u8 *resp_ie; size_t resp_ie_len; struct cfg80211_fils_resp_params fils; enum nl80211_timeout_reason timeout_reason; + + const u8 *ap_mld_addr; + u16 valid_links; + struct { + const u8 *addr; + const u8 *bssid; + struct cfg80211_bss *bss; + } links[IEEE80211_MLD_MAX_NUM_LINKS]; }; /** @@ -7394,8 +7416,8 @@ cfg80211_connect_bss(struct net_device *dev, const u8 *bssid, memset(¶ms, 0, sizeof(params)); params.status = status; - params.bssid = bssid; - params.bss = bss; + params.links[0].bssid = bssid; + params.links[0].bss = bss; params.req_ie = req_ie; params.req_ie_len = req_ie_len; params.resp_ie = resp_ie; @@ -7466,24 +7488,40 @@ cfg80211_connect_timeout(struct net_device *dev, const u8 *bssid, /** * struct cfg80211_roam_info - driver initiated roaming information * - * @channel: the channel of the new AP - * @bss: entry of bss to which STA got roamed (may be %NULL if %bssid is set) - * @bssid: the BSSID of the new AP (may be %NULL if %bss is set) * @req_ie: association request IEs (maybe be %NULL) * @req_ie_len: association request IEs length * @resp_ie: association response IEs (may be %NULL) * @resp_ie_len: assoc response IEs length * @fils: FILS related roaming information. + * @valid_links: For MLO roaming, BIT mask of the new valid links is set. + * Otherwise zero. + * @ap_mld_addr: For MLO roaming, MLD address of the new AP. Otherwise %NULL. + * @links : For MLO roaming, contains new link info for the valid links set in + * @valid_links. For non-MLO roaming, links[0] contains the new AP info. + * @links.addr: For MLO roaming, MAC address of the STA link. Otherwise %NULL. + * @links.bssid: For MLO roaming, MAC address of the new AP link. For non-MLO + * roaming, links[0].bssid points to the BSSID of the new AP. May be + * %NULL if %links.bss is set. + * @links.channel: the channel of the new AP. + * @links.bss: For MLO roaming, entry of new bss to which STA link got + * roamed. For non-MLO roaming, links[0].bss points to entry of bss to + * which STA got roamed (may be %NULL if %links.bssid is set) */ struct cfg80211_roam_info { - struct ieee80211_channel *channel; - struct cfg80211_bss *bss; - const u8 *bssid; const u8 *req_ie; size_t req_ie_len; const u8 *resp_ie; size_t resp_ie_len; struct cfg80211_fils_resp_params fils; + + const u8 *ap_mld_addr; + u16 valid_links; + struct { + const u8 *addr; + const u8 *bssid; + struct ieee80211_channel *channel; + struct cfg80211_bss *bss; + } links[IEEE80211_MLD_MAX_NUM_LINKS]; }; /** diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 60ad9a9f153d..89f64f46b98d 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -2690,6 +2690,10 @@ enum nl80211_commands { * @NL80211_ATTR_MLD_ADDR: An MLD address, used with various commands such as * authenticate/associate. * + * @NL80211_ATTR_MLO_SUPPORT: Flag attribute to indicate user space supports MLO + * connection. Used with %NL80211_CMD_CONNECT. If this attribute is not + * included in NL80211_CMD_CONNECT drivers must not perform MLO connection. + * * @NUM_NL80211_ATTR: total number of nl80211_attrs available * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use @@ -3208,6 +3212,8 @@ enum nl80211_attrs { NL80211_ATTR_MLO_LINK_ID, NL80211_ATTR_MLD_ADDR, + NL80211_ATTR_MLO_SUPPORT, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index d92eed0e52cd..8a84cf77667c 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -42,8 +42,8 @@ void cfg80211_rx_assoc_resp(struct net_device *dev, struct cfg80211_bss *bss, memset(&cr, 0, sizeof(cr)); cr.status = (int)le16_to_cpu(mgmt->u.assoc_resp.status_code); - cr.bssid = mgmt->bssid; - cr.bss = bss; + cr.links[0].bssid = mgmt->bssid; + cr.links[0].bss = bss; cr.req_ie = req_ies; cr.req_ie_len = req_ies_len; cr.resp_ie = resp_ie; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index aca799b9971e..6a45801c783c 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -797,6 +797,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { [NL80211_ATTR_MLO_LINK_ID] = NLA_POLICY_RANGE(NLA_U8, 0, IEEE80211_MLD_MAX_NUM_LINKS), [NL80211_ATTR_MLD_ADDR] = NLA_POLICY_EXACT_LEN(ETH_ALEN), + [NL80211_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG }, }; /* policy for the key attributes */ @@ -11529,6 +11530,9 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info) connect.flags |= CONNECT_REQ_EXTERNAL_AUTH_SUPPORT; } + if (nla_get_flag(info->attrs[NL80211_ATTR_MLO_SUPPORT])) + connect.flags |= CONNECT_REQ_MLO_SUPPORT; + wdev_lock(dev->ieee80211_ptr); err = cfg80211_connect(rdev, dev, &connect, connkeys, @@ -17304,10 +17308,29 @@ void nl80211_send_connect_result(struct cfg80211_registered_device *rdev, { struct sk_buff *msg; void *hdr; + unsigned int link; + size_t link_info_size = 0; + const u8 *connected_addr = cr->valid_links ? + cr->ap_mld_addr : cr->links[0].bssid; + + if (cr->valid_links) { + for_each_valid_link(cr, link) { + /* Nested attribute header */ + link_info_size += NLA_HDRLEN; + /* Link ID */ + link_info_size += nla_total_size(sizeof(u8)); + link_info_size += cr->links[link].addr ? + nla_total_size(ETH_ALEN) : 0; + link_info_size += (cr->links[link].bssid || + cr->links[link].bss) ? + nla_total_size(ETH_ALEN) : 0; + } + } msg = nlmsg_new(100 + cr->req_ie_len + cr->resp_ie_len + cr->fils.kek_len + cr->fils.pmk_len + - (cr->fils.pmkid ? WLAN_PMKID_LEN : 0), gfp); + (cr->fils.pmkid ? WLAN_PMKID_LEN : 0) + link_info_size, + gfp); if (!msg) return; @@ -17319,8 +17342,8 @@ void nl80211_send_connect_result(struct cfg80211_registered_device *rdev, if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) || nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) || - (cr->bssid && - nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, cr->bssid)) || + (connected_addr && + nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, connected_addr)) || nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, cr->status < 0 ? WLAN_STATUS_UNSPECIFIED_FAILURE : cr->status) || @@ -17346,6 +17369,38 @@ void nl80211_send_connect_result(struct cfg80211_registered_device *rdev, nla_put(msg, NL80211_ATTR_PMKID, WLAN_PMKID_LEN, cr->fils.pmkid))))) goto nla_put_failure; + if (cr->valid_links) { + int i = 1; + struct nlattr *nested; + + nested = nla_nest_start(msg, NL80211_ATTR_MLO_LINKS); + if (!nested) + goto nla_put_failure; + + for_each_valid_link(cr, link) { + struct nlattr *nested_mlo_links; + const u8 *bssid = cr->links[link].bss ? + cr->links[link].bss->bssid : + cr->links[link].bssid; + + nested_mlo_links = nla_nest_start(msg, i); + if (!nested_mlo_links) + goto nla_put_failure; + + if (nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link) || + (bssid && + nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, bssid)) || + (cr->links[link].addr && + nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, + cr->links[link].addr))) + goto nla_put_failure; + + nla_nest_end(msg, nested_mlo_links); + i++; + } + nla_nest_end(msg, nested); + } + genlmsg_end(msg, hdr); genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0, @@ -17362,11 +17417,32 @@ void nl80211_send_roamed(struct cfg80211_registered_device *rdev, { struct sk_buff *msg; void *hdr; - const u8 *bssid = info->bss ? info->bss->bssid : info->bssid; + size_t link_info_size = 0; + unsigned int link; + const u8 *connected_addr = info->ap_mld_addr ? + info->ap_mld_addr : + (info->links[0].bss ? + info->links[0].bss->bssid : + info->links[0].bssid); + + if (info->valid_links) { + for_each_valid_link(info, link) { + /* Nested attribute header */ + link_info_size += NLA_HDRLEN; + /* Link ID */ + link_info_size += nla_total_size(sizeof(u8)); + link_info_size += info->links[link].addr ? + nla_total_size(ETH_ALEN) : 0; + link_info_size += (info->links[link].bssid || + info->links[link].bss) ? + nla_total_size(ETH_ALEN) : 0; + } + } msg = nlmsg_new(100 + info->req_ie_len + info->resp_ie_len + info->fils.kek_len + info->fils.pmk_len + - (info->fils.pmkid ? WLAN_PMKID_LEN : 0), gfp); + (info->fils.pmkid ? WLAN_PMKID_LEN : 0) + + link_info_size, gfp); if (!msg) return; @@ -17378,7 +17454,7 @@ void nl80211_send_roamed(struct cfg80211_registered_device *rdev, if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) || nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) || - nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid) || + nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, connected_addr) || (info->req_ie && nla_put(msg, NL80211_ATTR_REQ_IE, info->req_ie_len, info->req_ie)) || @@ -17397,6 +17473,38 @@ void nl80211_send_roamed(struct cfg80211_registered_device *rdev, nla_put(msg, NL80211_ATTR_PMKID, WLAN_PMKID_LEN, info->fils.pmkid))) goto nla_put_failure; + if (info->valid_links) { + int i = 1; + struct nlattr *nested; + + nested = nla_nest_start(msg, NL80211_ATTR_MLO_LINKS); + if (!nested) + goto nla_put_failure; + + for_each_valid_link(info, link) { + struct nlattr *nested_mlo_links; + const u8 *bssid = info->links[link].bss ? + info->links[link].bss->bssid : + info->links[link].bssid; + + nested_mlo_links = nla_nest_start(msg, i); + if (!nested_mlo_links) + goto nla_put_failure; + + if (nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link) || + (bssid && + nla_put(msg, NL80211_ATTR_BSSID, ETH_ALEN, bssid)) || + (info->links[link].addr && + nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, + info->links[link].addr))) + goto nla_put_failure; + + nla_nest_end(msg, nested_mlo_links); + i++; + } + nla_nest_end(msg, nested); + } + genlmsg_end(msg, hdr); genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0, diff --git a/net/wireless/sme.c b/net/wireless/sme.c index b3c6ce4f85ee..00be498aab2e 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -275,7 +275,7 @@ void cfg80211_conn_work(struct work_struct *work) memset(&cr, 0, sizeof(cr)); cr.status = -1; - cr.bssid = bssid; + cr.links[0].bssid = bssid; cr.timeout_reason = treason; __cfg80211_connect_result(wdev->netdev, &cr, false); } @@ -384,7 +384,7 @@ void cfg80211_sme_rx_auth(struct wireless_dev *wdev, const u8 *buf, size_t len) memset(&cr, 0, sizeof(cr)); cr.status = status_code; - cr.bssid = mgmt->bssid; + cr.links[0].bssid = mgmt->bssid; cr.timeout_reason = NL80211_TIMEOUT_UNSPECIFIED; __cfg80211_connect_result(wdev->netdev, &cr, false); } else if (wdev->conn->state == CFG80211_CONN_AUTHENTICATING) { @@ -698,6 +698,20 @@ static void disconnect_work(struct work_struct *work) DECLARE_WORK(cfg80211_disconnect_work, disconnect_work); +static void +cfg80211_connect_result_release_bsses(struct wireless_dev *wdev, + struct cfg80211_connect_resp_params *cr) +{ + unsigned int link; + + for_each_valid_link(cr, link) { + if (!cr->links[link].bss) + continue; + cfg80211_unhold_bss(bss_from_pub(cr->links[link].bss)); + cfg80211_put_bss(wdev->wiphy, cr->links[link].bss); + } +} + /* * API calls for drivers implementing connect/disconnect and * SME event handling @@ -715,21 +729,33 @@ void __cfg80211_connect_result(struct net_device *dev, #ifdef CONFIG_CFG80211_WEXT union iwreq_data wrqu; #endif + unsigned int link; + const u8 *connected_addr; + bool bss_not_found = false; ASSERT_WDEV_LOCK(wdev); if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION && - wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)) { - cfg80211_put_bss(wdev->wiphy, cr->bss); - return; + wdev->iftype != NL80211_IFTYPE_P2P_CLIENT)) + goto out; + + if (cr->valid_links) { + if (WARN_ON(!cr->ap_mld_addr)) + goto out; + + for_each_valid_link(cr, link) { + if (WARN_ON(!cr->links[link].addr)) + goto out; + } } wdev->unprot_beacon_reported = 0; nl80211_send_connect_result(wiphy_to_rdev(wdev->wiphy), dev, cr, GFP_KERNEL); + connected_addr = cr->valid_links ? cr->ap_mld_addr : cr->links[0].bssid; #ifdef CONFIG_CFG80211_WEXT - if (wextev) { + if (wextev && !cr->valid_links) { if (cr->req_ie && cr->status == WLAN_STATUS_SUCCESS) { memset(&wrqu, 0, sizeof(wrqu)); wrqu.data.length = cr->req_ie_len; @@ -746,23 +772,38 @@ void __cfg80211_connect_result(struct net_device *dev, memset(&wrqu, 0, sizeof(wrqu)); wrqu.ap_addr.sa_family = ARPHRD_ETHER; - if (cr->bssid && cr->status == WLAN_STATUS_SUCCESS) { - memcpy(wrqu.ap_addr.sa_data, cr->bssid, ETH_ALEN); - memcpy(wdev->wext.prev_bssid, cr->bssid, ETH_ALEN); + if (connected_addr && cr->status == WLAN_STATUS_SUCCESS) { + memcpy(wrqu.ap_addr.sa_data, connected_addr, ETH_ALEN); + memcpy(wdev->wext.prev_bssid, connected_addr, ETH_ALEN); wdev->wext.prev_bssid_valid = true; } wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); } #endif - if (!cr->bss && (cr->status == WLAN_STATUS_SUCCESS)) { - WARN_ON_ONCE(!wiphy_to_rdev(wdev->wiphy)->ops->connect); - cr->bss = cfg80211_get_bss(wdev->wiphy, NULL, cr->bssid, - wdev->u.client.ssid, wdev->u.client.ssid_len, - wdev->conn_bss_type, - IEEE80211_PRIVACY_ANY); - if (cr->bss) - cfg80211_hold_bss(bss_from_pub(cr->bss)); + if (cr->status == WLAN_STATUS_SUCCESS) { + for_each_valid_link(cr, link) { + if (WARN_ON_ONCE(!cr->links[link].bss)) + break; + } + + for_each_valid_link(cr, link) { + if (cr->links[link].bss) + continue; + + cr->links[link].bss = + cfg80211_get_bss(wdev->wiphy, NULL, + cr->links[link].bssid, + wdev->u.client.ssid, + wdev->u.client.ssid_len, + wdev->conn_bss_type, + IEEE80211_PRIVACY_ANY); + if (!cr->links[link].bss) { + bss_not_found = true; + break; + } + cfg80211_hold_bss(bss_from_pub(cr->links[link].bss)); + } } cfg80211_wdev_release_bsses(wdev); @@ -772,26 +813,40 @@ void __cfg80211_connect_result(struct net_device *dev, wdev->connect_keys = NULL; wdev->u.client.ssid_len = 0; wdev->conn_owner_nlportid = 0; - if (cr->bss) { - cfg80211_unhold_bss(bss_from_pub(cr->bss)); - cfg80211_put_bss(wdev->wiphy, cr->bss); - } + cfg80211_connect_result_release_bsses(wdev, cr); cfg80211_sme_free(wdev); return; } - if (WARN_ON(!cr->bss)) + if (WARN_ON(bss_not_found)) { + cfg80211_connect_result_release_bsses(wdev, cr); return; + } - wdev->links[0].client.current_bss = bss_from_pub(cr->bss); + memset(wdev->links, 0, sizeof(wdev->links)); + wdev->valid_links = cr->valid_links; + for_each_valid_link(cr, link) + wdev->links[link].client.current_bss = + bss_from_pub(cr->links[link].bss); wdev->connected = true; - ether_addr_copy(wdev->u.client.connected_addr, cr->bss->bssid); + ether_addr_copy(wdev->u.client.connected_addr, connected_addr); + if (cr->valid_links) { + for_each_valid_link(cr, link) + memcpy(wdev->links[link].addr, cr->links[link].addr, + ETH_ALEN); + } if (!(wdev->wiphy->flags & WIPHY_FLAG_HAS_STATIC_WEP)) cfg80211_upload_connect_keys(wdev); rcu_read_lock(); - country_elem = ieee80211_bss_get_elem(cr->bss, WLAN_EID_COUNTRY); + for_each_valid_link(cr, link) { + country_elem = + ieee80211_bss_get_elem(cr->links[link].bss, + WLAN_EID_COUNTRY); + if (country_elem) + break; + } if (!country_elem) { rcu_read_unlock(); return; @@ -804,12 +859,60 @@ void __cfg80211_connect_result(struct net_device *dev, if (!country_data) return; - regulatory_hint_country_ie(wdev->wiphy, cr->bss->channel->band, + regulatory_hint_country_ie(wdev->wiphy, + cr->links[link].bss->channel->band, country_data, country_datalen); kfree(country_data); + + return; +out: + for_each_valid_link(cr, link) + cfg80211_put_bss(wdev->wiphy, cr->links[link].bss); } -/* Consumes bss object one way or another */ +static void cfg80211_update_link_bss(struct wireless_dev *wdev, + struct cfg80211_bss **bss) +{ + struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy); + struct cfg80211_internal_bss *ibss; + + if (!*bss) + return; + + ibss = bss_from_pub(*bss); + if (list_empty(&ibss->list)) { + struct cfg80211_bss *found = NULL, *tmp = *bss; + + found = cfg80211_get_bss(wdev->wiphy, NULL, + (*bss)->bssid, + wdev->u.client.ssid, + wdev->u.client.ssid_len, + wdev->conn_bss_type, + IEEE80211_PRIVACY_ANY); + if (found) { + /* The same BSS is already updated so use it + * instead, as it has latest info. + */ + *bss = found; + } else { + /* Update with BSS provided by driver, it will + * be freshly added and ref cnted, we can free + * the old one. + * + * signal_valid can be false, as we are not + * expecting the BSS to be found. + * + * keep the old timestamp to avoid confusion + */ + cfg80211_bss_update(rdev, ibss, false, + ibss->ts); + } + + cfg80211_put_bss(wdev->wiphy, tmp); + } +} + +/* Consumes bss object(s) one way or another */ void cfg80211_connect_done(struct net_device *dev, struct cfg80211_connect_resp_params *params, gfp_t gfp) @@ -819,55 +922,34 @@ void cfg80211_connect_done(struct net_device *dev, struct cfg80211_event *ev; unsigned long flags; u8 *next; + size_t link_info_size = 0; + unsigned int link; - if (params->bss) { - struct cfg80211_internal_bss *ibss = bss_from_pub(params->bss); - - if (list_empty(&ibss->list)) { - struct cfg80211_bss *found = NULL, *tmp = params->bss; - - found = cfg80211_get_bss(wdev->wiphy, NULL, - params->bss->bssid, - wdev->u.client.ssid, wdev->u.client.ssid_len, - wdev->conn_bss_type, - IEEE80211_PRIVACY_ANY); - if (found) { - /* The same BSS is already updated so use it - * instead, as it has latest info. - */ - params->bss = found; - } else { - /* Update with BSS provided by driver, it will - * be freshly added and ref cnted, we can free - * the old one. - * - * signal_valid can be false, as we are not - * expecting the BSS to be found. - * - * keep the old timestamp to avoid confusion - */ - cfg80211_bss_update(rdev, ibss, false, - ibss->ts); - } - - cfg80211_put_bss(wdev->wiphy, tmp); - } + for_each_valid_link(params, link) { + cfg80211_update_link_bss(wdev, ¶ms->links[link].bss); + link_info_size += params->links[link].bssid ? ETH_ALEN : 0; + link_info_size += params->links[link].addr ? ETH_ALEN : 0; } - ev = kzalloc(sizeof(*ev) + (params->bssid ? ETH_ALEN : 0) + + ev = kzalloc(sizeof(*ev) + (params->ap_mld_addr ? ETH_ALEN : 0) + params->req_ie_len + params->resp_ie_len + params->fils.kek_len + params->fils.pmk_len + - (params->fils.pmkid ? WLAN_PMKID_LEN : 0), gfp); + (params->fils.pmkid ? WLAN_PMKID_LEN : 0) + link_info_size, + gfp); + if (!ev) { - cfg80211_put_bss(wdev->wiphy, params->bss); + for_each_valid_link(params, link) + cfg80211_put_bss(wdev->wiphy, + params->links[link].bss); return; } ev->type = EVENT_CONNECT_RESULT; next = ((u8 *)ev) + sizeof(*ev); - if (params->bssid) { - ev->cr.bssid = next; - memcpy((void *)ev->cr.bssid, params->bssid, ETH_ALEN); + if (params->ap_mld_addr) { + ev->cr.ap_mld_addr = next; + memcpy((void *)ev->cr.ap_mld_addr, params->ap_mld_addr, + ETH_ALEN); next += ETH_ALEN; } if (params->req_ie_len) { @@ -907,9 +989,28 @@ void cfg80211_connect_done(struct net_device *dev, ev->cr.fils.update_erp_next_seq_num = params->fils.update_erp_next_seq_num; if (params->fils.update_erp_next_seq_num) ev->cr.fils.erp_next_seq_num = params->fils.erp_next_seq_num; - if (params->bss) - cfg80211_hold_bss(bss_from_pub(params->bss)); - ev->cr.bss = params->bss; + ev->cr.valid_links = params->valid_links; + for_each_valid_link(params, link) { + if (params->links[link].bss) + cfg80211_hold_bss( + bss_from_pub(params->links[link].bss)); + ev->cr.links[link].bss = params->links[link].bss; + + if (params->links[link].addr) { + ev->cr.links[link].addr = next; + memcpy((void *)ev->cr.links[link].addr, + params->links[link].addr, + ETH_ALEN); + next += ETH_ALEN; + } + if (params->links[link].bssid) { + ev->cr.links[link].bssid = next; + memcpy((void *)ev->cr.links[link].bssid, + params->links[link].bssid, + ETH_ALEN); + next += ETH_ALEN; + } + } ev->cr.status = params->status; ev->cr.timeout_reason = params->timeout_reason; @@ -927,6 +1028,9 @@ void __cfg80211_roamed(struct wireless_dev *wdev, #ifdef CONFIG_CFG80211_WEXT union iwreq_data wrqu; #endif + unsigned int link; + const u8 *connected_addr; + ASSERT_WDEV_LOCK(wdev); if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION && @@ -936,48 +1040,76 @@ void __cfg80211_roamed(struct wireless_dev *wdev, if (WARN_ON(!wdev->connected)) goto out; + if (info->valid_links) { + if (WARN_ON(!info->ap_mld_addr)) + goto out; + + for_each_valid_link(info, link) { + if (WARN_ON(!info->links[link].addr)) + goto out; + } + } + cfg80211_wdev_release_bsses(wdev); - if (WARN_ON(!info->bss)) - return; + for_each_valid_link(info, link) { + if (WARN_ON(!info->links[link].bss)) + goto out; + } - cfg80211_hold_bss(bss_from_pub(info->bss)); - wdev->links[0].client.current_bss = bss_from_pub(info->bss); - ether_addr_copy(wdev->u.client.connected_addr, info->bss->bssid); + memset(wdev->links, 0, sizeof(wdev->links)); + wdev->valid_links = info->valid_links; + for_each_valid_link(info, link) { + cfg80211_hold_bss(bss_from_pub(info->links[link].bss)); + wdev->links[link].client.current_bss = + bss_from_pub(info->links[link].bss); + } + connected_addr = info->valid_links ? + info->ap_mld_addr : + info->links[0].bss->bssid; + ether_addr_copy(wdev->u.client.connected_addr, connected_addr); + if (info->valid_links) { + for_each_valid_link(info, link) + memcpy(wdev->links[link].addr, info->links[link].addr, + ETH_ALEN); + } wdev->unprot_beacon_reported = 0; nl80211_send_roamed(wiphy_to_rdev(wdev->wiphy), wdev->netdev, info, GFP_KERNEL); #ifdef CONFIG_CFG80211_WEXT - if (info->req_ie) { - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = info->req_ie_len; - wireless_send_event(wdev->netdev, IWEVASSOCREQIE, - &wrqu, info->req_ie); - } + if (!info->valid_links) { + if (info->req_ie) { + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.length = info->req_ie_len; + wireless_send_event(wdev->netdev, IWEVASSOCREQIE, + &wrqu, info->req_ie); + } + + if (info->resp_ie) { + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.length = info->resp_ie_len; + wireless_send_event(wdev->netdev, IWEVASSOCRESPIE, + &wrqu, info->resp_ie); + } - if (info->resp_ie) { memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = info->resp_ie_len; - wireless_send_event(wdev->netdev, IWEVASSOCRESPIE, - &wrqu, info->resp_ie); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + memcpy(wrqu.ap_addr.sa_data, connected_addr, ETH_ALEN); + memcpy(wdev->wext.prev_bssid, connected_addr, ETH_ALEN); + wdev->wext.prev_bssid_valid = true; + wireless_send_event(wdev->netdev, SIOCGIWAP, &wrqu, NULL); } - - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - memcpy(wrqu.ap_addr.sa_data, info->bss->bssid, ETH_ALEN); - memcpy(wdev->wext.prev_bssid, info->bss->bssid, ETH_ALEN); - wdev->wext.prev_bssid_valid = true; - wireless_send_event(wdev->netdev, SIOCGIWAP, &wrqu, NULL); #endif return; out: - cfg80211_put_bss(wdev->wiphy, info->bss); + for_each_valid_link(info, link) + cfg80211_put_bss(wdev->wiphy, info->links[link].bss); } -/* Consumes info->bss object one way or another */ +/* Consumes info->links.bss object(s) one way or another */ void cfg80211_roamed(struct net_device *dev, struct cfg80211_roam_info *info, gfp_t gfp) { @@ -986,25 +1118,41 @@ void cfg80211_roamed(struct net_device *dev, struct cfg80211_roam_info *info, struct cfg80211_event *ev; unsigned long flags; u8 *next; + unsigned int link; + size_t link_info_size = 0; + bool bss_not_found = false; + + for_each_valid_link(info, link) { + link_info_size += info->links[link].addr ? ETH_ALEN : 0; + link_info_size += info->links[link].bssid ? ETH_ALEN : 0; - if (!info->bss) { - info->bss = cfg80211_get_bss(wdev->wiphy, info->channel, - info->bssid, wdev->u.client.ssid, - wdev->u.client.ssid_len, - wdev->conn_bss_type, - IEEE80211_PRIVACY_ANY); + if (info->links[link].bss) + continue; + + info->links[link].bss = + cfg80211_get_bss(wdev->wiphy, + info->links[link].channel, + info->links[link].bssid, + wdev->u.client.ssid, + wdev->u.client.ssid_len, + wdev->conn_bss_type, + IEEE80211_PRIVACY_ANY); + + if (!info->links[link].bss) { + bss_not_found = true; + break; + } } - if (WARN_ON(!info->bss)) - return; + if (WARN_ON(bss_not_found)) + goto out; ev = kzalloc(sizeof(*ev) + info->req_ie_len + info->resp_ie_len + info->fils.kek_len + info->fils.pmk_len + - (info->fils.pmkid ? WLAN_PMKID_LEN : 0), gfp); - if (!ev) { - cfg80211_put_bss(wdev->wiphy, info->bss); - return; - } + (info->fils.pmkid ? WLAN_PMKID_LEN : 0) + + (info->ap_mld_addr ? ETH_ALEN : 0) + link_info_size, gfp); + if (!ev) + goto out; ev->type = EVENT_ROAMED; next = ((u8 *)ev) + sizeof(*ev); @@ -1044,12 +1192,43 @@ void cfg80211_roamed(struct net_device *dev, struct cfg80211_roam_info *info, ev->rm.fils.update_erp_next_seq_num = info->fils.update_erp_next_seq_num; if (info->fils.update_erp_next_seq_num) ev->rm.fils.erp_next_seq_num = info->fils.erp_next_seq_num; - ev->rm.bss = info->bss; + if (info->ap_mld_addr) { + ev->rm.ap_mld_addr = next; + memcpy((void *)ev->rm.ap_mld_addr, info->ap_mld_addr, + ETH_ALEN); + next += ETH_ALEN; + } + ev->rm.valid_links = info->valid_links; + for_each_valid_link(info, link) { + ev->rm.links[link].bss = info->links[link].bss; + + if (info->links[link].addr) { + ev->rm.links[link].addr = next; + memcpy((void *)ev->rm.links[link].addr, + info->links[link].addr, + ETH_ALEN); + next += ETH_ALEN; + } + + if (info->links[link].bssid) { + ev->rm.links[link].bssid = next; + memcpy((void *)ev->rm.links[link].bssid, + info->links[link].bssid, + ETH_ALEN); + next += ETH_ALEN; + } + } spin_lock_irqsave(&wdev->event_lock, flags); list_add_tail(&ev->list, &wdev->event_list); spin_unlock_irqrestore(&wdev->event_lock, flags); queue_work(cfg80211_wq, &rdev->event_work); + + return; +out: + for_each_valid_link(info, link) + cfg80211_put_bss(wdev->wiphy, info->links[link].bss); + } EXPORT_SYMBOL(cfg80211_roamed); -- cgit v1.2.3 From a8eb8e6f7159c7c20c0ddac428bde3d110890aa7 Mon Sep 17 00:00:00 2001 From: Alexey Kodanev Date: Wed, 8 Jun 2022 20:16:14 +0300 Subject: wifi: iwlegacy: 4965: fix potential off-by-one overflow in il4965_rs_fill_link_cmd() As a result of the execution of the inner while loop, the value of 'idx' can be equal to LINK_QUAL_MAX_RETRY_NUM. However, this is not checked after the loop and 'idx' is used to write the LINK_QUAL_MAX_RETRY_NUM size array 'lq_cmd->rs_table[idx]' below in the outer loop. The fix is to check the new value of 'idx' inside the nested loop, and break both loops if index equals the size. Checking it at the start is now pointless, so let's remove it. Detected using the static analysis tool - Svace. Fixes: be663ab67077 ("iwlwifi: split the drivers for agn and legacy devices 3945/4965") Signed-off-by: Alexey Kodanev Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220608171614.28891-1-aleksei.kodanev@bell-sw.com --- drivers/net/wireless/intel/iwlegacy/4965-rs.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/intel/iwlegacy/4965-rs.c b/drivers/net/wireless/intel/iwlegacy/4965-rs.c index 9dd2d890e35f..c62f299b9e0a 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-rs.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-rs.c @@ -2403,7 +2403,7 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta, /* Repeat initial/next rate. * For legacy IL_NUMBER_TRY == 1, this loop will not execute. * For HT IL_HT_NUMBER_TRY == 3, this executes twice. */ - while (repeat_rate > 0 && idx < LINK_QUAL_MAX_RETRY_NUM) { + while (repeat_rate > 0) { if (is_legacy(tbl_type.lq_type)) { if (ant_toggle_cnt < NUM_TRY_BEFORE_ANT_TOGGLE) ant_toggle_cnt++; @@ -2422,6 +2422,8 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta, cpu_to_le32(new_rate); repeat_rate--; idx++; + if (idx >= LINK_QUAL_MAX_RETRY_NUM) + goto out; } il4965_rs_get_tbl_info_from_mcs(new_rate, lq_sta->band, @@ -2466,6 +2468,7 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta, repeat_rate--; } +out: lq_cmd->agg_params.agg_frame_cnt_limit = LINK_QUAL_AGG_FRAME_LIMIT_DEF; lq_cmd->agg_params.agg_dis_start_th = LINK_QUAL_AGG_DISABLE_START_DEF; -- cgit v1.2.3 From 7312100d4e6400045486a07d2c0ebd0a6172f920 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:00 +0800 Subject: wifi: rtw89: allocate address CAM and MAC ID to TDLS peer Normally, we only allocate an address CAM and single one MAC ID to AP in STA mode. To support TDLS, we handle TDLS peers like AP handles stations. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-2-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 18 +++++++++--------- drivers/net/wireless/realtek/rtw89/core.h | 10 +++++++--- drivers/net/wireless/realtek/rtw89/mac80211.c | 2 +- drivers/net/wireless/realtek/rtw89/ser.c | 13 +++++++------ 4 files changed, 24 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index bd7b66e98480..be9a472cbd87 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -2286,13 +2286,13 @@ int rtw89_core_sta_add(struct rtw89_dev *rtwdev, ewma_rssi_init(&rtwsta->avg_rssi); - if (vif->type == NL80211_IFTYPE_STATION) { + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) { /* for station mode, assign the mac_id from itself */ rtwsta->mac_id = rtwvif->mac_id; rtw89_btc_ntfy_role_info(rtwdev, rtwvif, rtwsta, BTC_ROLE_MSTS_STA_CONN_START); rtw89_chip_rfk_channel(rtwdev); - } else if (vif->type == NL80211_IFTYPE_AP) { + } else if (vif->type == NL80211_IFTYPE_AP || sta->tdls) { rtwsta->mac_id = rtw89_core_acquire_bit_map(rtwdev->mac_id_map, RTW89_MAX_MAC_ID_NUM); } @@ -2323,10 +2323,10 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev, rtw89_mac_bf_monitor_calc(rtwdev, sta, true); rtw89_mac_bf_disassoc(rtwdev, vif, sta); rtw89_core_free_sta_pending_ba(rtwdev, sta); - if (vif->type == NL80211_IFTYPE_AP) + if (vif->type == NL80211_IFTYPE_AP || sta->tdls) rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam); - if (vif->type == NL80211_IFTYPE_STATION) + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) rtw89_vif_type_mapping(vif, false); ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta); @@ -2341,7 +2341,7 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev, return ret; } - if (vif->type == NL80211_IFTYPE_AP) { + if (vif->type == NL80211_IFTYPE_AP || sta->tdls) { ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, rtwsta, RTW89_ROLE_REMOVE); if (ret) { rtw89_warn(rtwdev, "failed to send h2c role info\n"); @@ -2367,7 +2367,7 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; int ret; - if (vif->type == NL80211_IFTYPE_AP) { + if (vif->type == NL80211_IFTYPE_AP || sta->tdls) { ret = rtw89_mac_set_macid_pause(rtwdev, rtwsta->mac_id, false); if (ret) { rtw89_warn(rtwdev, "failed to send h2c macid pause\n"); @@ -2417,7 +2417,7 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev, rtw89_mac_bf_assoc(rtwdev, vif, sta); rtw89_mac_bf_monitor_calc(rtwdev, sta, false); - if (vif->type == NL80211_IFTYPE_STATION) { + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) { rtw89_btc_ntfy_role_info(rtwdev, rtwvif, rtwsta, BTC_ROLE_MSTS_STA_CONN_END); rtw89_core_get_no_ul_ofdma_htc(rtwdev, &rtwsta->htc_template); @@ -2433,10 +2433,10 @@ int rtw89_core_sta_remove(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; - if (vif->type == NL80211_IFTYPE_STATION) + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) rtw89_btc_ntfy_role_info(rtwdev, rtwvif, rtwsta, BTC_ROLE_MSTS_STA_DIS_CONN); - else if (vif->type == NL80211_IFTYPE_AP) + else if (vif->type == NL80211_IFTYPE_AP || sta->tdls) rtw89_core_release_bit_map(rtwdev->mac_id_map, rtwsta->mac_id); return 0; diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index cf60adaed64a..c15874f173ff 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -1975,7 +1975,7 @@ struct rtw89_sta { struct ieee80211_rx_status rx_status; u16 rx_hw_rate; __le32 htc_template; - struct rtw89_addr_cam_entry addr_cam; /* AP mode only */ + struct rtw89_addr_cam_entry addr_cam; /* AP mode or TDLS peer only */ bool use_cfg_mask; struct cfg80211_bitrate_mask mask; @@ -3558,8 +3558,12 @@ static inline struct rtw89_addr_cam_entry *rtw89_get_addr_cam_of(struct rtw89_vif *rtwvif, struct rtw89_sta *rtwsta) { - if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE && rtwsta) - return &rtwsta->addr_cam; + if (rtwsta) { + struct ieee80211_sta *sta = rtwsta_to_sta(rtwsta); + + if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE || sta->tdls) + return &rtwsta->addr_cam; + } return &rtwvif->addr_cam; } diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c index 0e3c95cf4c99..20fb4c550010 100644 --- a/drivers/net/wireless/realtek/rtw89/mac80211.c +++ b/drivers/net/wireless/realtek/rtw89/mac80211.c @@ -456,7 +456,7 @@ static int __rtw89_ops_sta_state(struct ieee80211_hw *hw, if (old_state == IEEE80211_STA_AUTH && new_state == IEEE80211_STA_ASSOC) { - if (vif->type == NL80211_IFTYPE_STATION) + if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) return 0; /* defer to bss_info_changed to have vif info */ return rtw89_core_sta_assoc(rtwdev, vif, sta); } diff --git a/drivers/net/wireless/realtek/rtw89/ser.c b/drivers/net/wireless/realtek/rtw89/ser.c index 9e95ed972710..a5d530b04222 100644 --- a/drivers/net/wireless/realtek/rtw89/ser.c +++ b/drivers/net/wireless/realtek/rtw89/ser.c @@ -300,18 +300,19 @@ static void ser_reset_vif(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) static void ser_sta_deinit_addr_cam_iter(void *data, struct ieee80211_sta *sta) { - struct rtw89_dev *rtwdev = (struct rtw89_dev *)data; + struct rtw89_vif *rtwvif = (struct rtw89_vif *)data; + struct rtw89_dev *rtwdev = rtwvif->rtwdev; struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; - rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam); + if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE || sta->tdls) + rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam); } static void ser_deinit_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) { - if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE) - ieee80211_iterate_stations_atomic(rtwdev->hw, - ser_sta_deinit_addr_cam_iter, - rtwdev); + ieee80211_iterate_stations_atomic(rtwdev->hw, + ser_sta_deinit_addr_cam_iter, + rtwvif); rtw89_cam_deinit(rtwdev, rtwvif); } -- cgit v1.2.3 From 445b6bc362f9aadef443b094625ef93087c7f755 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:01 +0800 Subject: wifi: rtw89: separate BSSID CAM operations Normally, we allocate a BSSID CAM to a vif. By hardware design, we must allocate a BSSID CAM to each TDLS peer, so separate BSSID CAM operations that will be used by later patches. This patch doesn't change logic at all. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-3-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/cam.c | 24 ++++++++++++++++-------- drivers/net/wireless/realtek/rtw89/cam.h | 6 ++++++ 2 files changed, 22 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/cam.c b/drivers/net/wireless/realtek/rtw89/cam.c index cfa939e26ffd..55e3337aa879 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.c +++ b/drivers/net/wireless/realtek/rtw89/cam.c @@ -445,15 +445,22 @@ void rtw89_cam_deinit_addr_cam(struct rtw89_dev *rtwdev, clear_bit(addr_cam->addr_cam_idx, cam_info->addr_cam_map); } -void rtw89_cam_deinit(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) +void rtw89_cam_deinit_bssid_cam(struct rtw89_dev *rtwdev, + struct rtw89_bssid_cam_entry *bssid_cam) { struct rtw89_cam_info *cam_info = &rtwdev->cam_info; + + bssid_cam->valid = false; + clear_bit(bssid_cam->bssid_cam_idx, cam_info->bssid_cam_map); +} + +void rtw89_cam_deinit(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) +{ struct rtw89_addr_cam_entry *addr_cam = &rtwvif->addr_cam; struct rtw89_bssid_cam_entry *bssid_cam = &rtwvif->bssid_cam; rtw89_cam_deinit_addr_cam(rtwdev, addr_cam); - bssid_cam->valid = false; - clear_bit(bssid_cam->bssid_cam_idx, cam_info->bssid_cam_map); + rtw89_cam_deinit_bssid_cam(rtwdev, bssid_cam); } void rtw89_cam_reset_keys(struct rtw89_dev *rtwdev) @@ -539,10 +546,11 @@ static int rtw89_cam_get_avail_bssid_cam(struct rtw89_dev *rtwdev, return 0; } -static int rtw89_cam_init_bssid_cam(struct rtw89_dev *rtwdev, - struct rtw89_vif *rtwvif) +int rtw89_cam_init_bssid_cam(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_bssid_cam_entry *bssid_cam, + const u8 *bssid) { - struct rtw89_bssid_cam_entry *bssid_cam = &rtwvif->bssid_cam; u8 bssid_cam_idx; int ret; @@ -563,7 +571,7 @@ static int rtw89_cam_init_bssid_cam(struct rtw89_dev *rtwdev, bssid_cam->len = BSSID_CAM_ENT_SIZE; bssid_cam->offset = 0; bssid_cam->valid = true; - ether_addr_copy(bssid_cam->bssid, rtwvif->bssid); + ether_addr_copy(bssid_cam->bssid, bssid); return 0; } @@ -581,7 +589,7 @@ int rtw89_cam_init(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) struct rtw89_bssid_cam_entry *bssid_cam = &rtwvif->bssid_cam; int ret; - ret = rtw89_cam_init_bssid_cam(rtwdev, rtwvif); + ret = rtw89_cam_init_bssid_cam(rtwdev, rtwvif, bssid_cam, rtwvif->bssid); if (ret) { rtw89_err(rtwdev, "failed to init bssid cam\n"); return ret; diff --git a/drivers/net/wireless/realtek/rtw89/cam.h b/drivers/net/wireless/realtek/rtw89/cam.h index 74a6c4748d64..affc50d680d1 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.h +++ b/drivers/net/wireless/realtek/rtw89/cam.h @@ -359,6 +359,12 @@ int rtw89_cam_init_addr_cam(struct rtw89_dev *rtwdev, const struct rtw89_bssid_cam_entry *bssid_cam); void rtw89_cam_deinit_addr_cam(struct rtw89_dev *rtwdev, struct rtw89_addr_cam_entry *addr_cam); +int rtw89_cam_init_bssid_cam(struct rtw89_dev *rtwdev, + struct rtw89_vif *rtwvif, + struct rtw89_bssid_cam_entry *bssid_cam, + const u8 *bssid); +void rtw89_cam_deinit_bssid_cam(struct rtw89_dev *rtwdev, + struct rtw89_bssid_cam_entry *bssid_cam); void rtw89_cam_fill_addr_cam_info(struct rtw89_dev *rtwdev, struct rtw89_vif *vif, struct rtw89_sta *rtwsta, -- cgit v1.2.3 From 39913cc88540e5bae07addd23ab3cc9459dfaea6 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:02 +0800 Subject: wifi: rtw89: allocate BSSID CAM per TDLS peer In STA mode, if peer is TDLS. Allocate a BSSID CAM entry with peer's address to match address properly, and then hardware can ACK peer's packets and receive packets to driver. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-4-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/cam.c | 5 +++-- drivers/net/wireless/realtek/rtw89/cam.h | 3 ++- drivers/net/wireless/realtek/rtw89/core.c | 13 ++++++++++++- drivers/net/wireless/realtek/rtw89/core.h | 14 ++++++++++++++ drivers/net/wireless/realtek/rtw89/debug.c | 3 ++- drivers/net/wireless/realtek/rtw89/fw.c | 2 +- drivers/net/wireless/realtek/rtw89/ser.c | 2 ++ 7 files changed, 36 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/cam.c b/drivers/net/wireless/realtek/rtw89/cam.c index 55e3337aa879..f5301c2bbf13 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.c +++ b/drivers/net/wireless/realtek/rtw89/cam.c @@ -605,10 +605,11 @@ int rtw89_cam_init(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) } int rtw89_cam_fill_bssid_cam_info(struct rtw89_dev *rtwdev, - struct rtw89_vif *rtwvif, u8 *cmd) + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta, u8 *cmd) { struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); - struct rtw89_bssid_cam_entry *bssid_cam = &rtwvif->bssid_cam; + struct rtw89_bssid_cam_entry *bssid_cam = rtw89_get_bssid_cam_of(rtwvif, rtwsta); u8 bss_color = vif->bss_conf.he_bss_color.color; u8 bss_mask; diff --git a/drivers/net/wireless/realtek/rtw89/cam.h b/drivers/net/wireless/realtek/rtw89/cam.h index affc50d680d1..83c160a614e6 100644 --- a/drivers/net/wireless/realtek/rtw89/cam.h +++ b/drivers/net/wireless/realtek/rtw89/cam.h @@ -374,7 +374,8 @@ void rtw89_cam_fill_dctl_sec_cam_info_v1(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta, u8 *cmd); int rtw89_cam_fill_bssid_cam_info(struct rtw89_dev *rtwdev, - struct rtw89_vif *vif, u8 *cmd); + struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta, u8 *cmd); int rtw89_cam_sec_key_add(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index be9a472cbd87..026cd1f0a16b 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -2325,6 +2325,8 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev, rtw89_core_free_sta_pending_ba(rtwdev, sta); if (vif->type == NL80211_IFTYPE_AP || sta->tdls) rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam); + if (sta->tdls) + rtw89_cam_deinit_bssid_cam(rtwdev, &rtwsta->bssid_cam); if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) rtw89_vif_type_mapping(vif, false); @@ -2365,6 +2367,7 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev, { struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; + struct rtw89_bssid_cam_entry *bssid_cam = rtw89_get_bssid_cam_of(rtwvif, rtwsta); int ret; if (vif->type == NL80211_IFTYPE_AP || sta->tdls) { @@ -2380,7 +2383,15 @@ int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev, return ret; } - ret = rtw89_cam_init_addr_cam(rtwdev, &rtwsta->addr_cam, &rtwvif->bssid_cam); + if (sta->tdls) { + ret = rtw89_cam_init_bssid_cam(rtwdev, rtwvif, bssid_cam, sta->addr); + if (ret) { + rtw89_warn(rtwdev, "failed to send h2c init bssid cam for TDLS\n"); + return ret; + } + } + + ret = rtw89_cam_init_addr_cam(rtwdev, &rtwsta->addr_cam, bssid_cam); if (ret) { rtw89_warn(rtwdev, "failed to send h2c init addr cam\n"); return ret; diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index c15874f173ff..1cbba3a47506 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -1976,6 +1976,7 @@ struct rtw89_sta { u16 rx_hw_rate; __le32 htc_template; struct rtw89_addr_cam_entry addr_cam; /* AP mode or TDLS peer only */ + struct rtw89_bssid_cam_entry bssid_cam; /* TDLS peer only */ bool use_cfg_mask; struct cfg80211_bitrate_mask mask; @@ -3567,6 +3568,19 @@ struct rtw89_addr_cam_entry *rtw89_get_addr_cam_of(struct rtw89_vif *rtwvif, return &rtwvif->addr_cam; } +static inline +struct rtw89_bssid_cam_entry *rtw89_get_bssid_cam_of(struct rtw89_vif *rtwvif, + struct rtw89_sta *rtwsta) +{ + if (rtwsta) { + struct ieee80211_sta *sta = rtwsta_to_sta(rtwsta); + + if (sta->tdls) + return &rtwsta->bssid_cam; + } + return &rtwvif->bssid_cam; +} + static inline void rtw89_chip_set_channel_prepare(struct rtw89_dev *rtwdev, struct rtw89_channel_help_params *p) diff --git a/drivers/net/wireless/realtek/rtw89/debug.c b/drivers/net/wireless/realtek/rtw89/debug.c index f00f81916f2f..829c61da99bb 100644 --- a/drivers/net/wireless/realtek/rtw89/debug.c +++ b/drivers/net/wireless/realtek/rtw89/debug.c @@ -2438,7 +2438,8 @@ static void rtw89_sta_ids_get_iter(void *data, struct ieee80211_sta *sta) struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; struct seq_file *m = (struct seq_file *)data; - seq_printf(m, "STA [%d] %pM\n", rtwsta->mac_id, sta->addr); + seq_printf(m, "STA [%d] %pM %s\n", rtwsta->mac_id, sta->addr, + sta->tdls ? "(TDLS)" : ""); rtw89_dump_addr_cam(m, &rtwsta->addr_cam); } diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 179ec9276e32..6473015a6b2a 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -579,7 +579,7 @@ int rtw89_fw_h2c_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif, } skb_put(skb, H2C_CAM_LEN); rtw89_cam_fill_addr_cam_info(rtwdev, rtwvif, rtwsta, scan_mac_addr, skb->data); - rtw89_cam_fill_bssid_cam_info(rtwdev, rtwvif, skb->data); + rtw89_cam_fill_bssid_cam_info(rtwdev, rtwvif, rtwsta, skb->data); rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, diff --git a/drivers/net/wireless/realtek/rtw89/ser.c b/drivers/net/wireless/realtek/rtw89/ser.c index a5d530b04222..726223f25dc6 100644 --- a/drivers/net/wireless/realtek/rtw89/ser.c +++ b/drivers/net/wireless/realtek/rtw89/ser.c @@ -306,6 +306,8 @@ static void ser_sta_deinit_addr_cam_iter(void *data, struct ieee80211_sta *sta) if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE || sta->tdls) rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam); + if (sta->tdls) + rtw89_cam_deinit_bssid_cam(rtwdev, &rtwsta->bssid_cam); } static void ser_deinit_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif) -- cgit v1.2.3 From 6a5a783a71cf47ad65ddf8904a71b43d303f2668 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:03 +0800 Subject: wifi: rtw89: support TDLS Since we can allocate MAC ID, BSSID and address CAM to TDLS peer, declare we can support TDLS now. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-5-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 026cd1f0a16b..6b520c4c6fd4 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -3077,6 +3077,8 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev) hw->wiphy->available_antennas_tx = BIT(rtwdev->chip->rf_path_num) - 1; hw->wiphy->available_antennas_rx = BIT(rtwdev->chip->rf_path_num) - 1; + hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | + WIPHY_FLAG_TDLS_EXTERNAL_SETUP; hw->wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR; hw->wiphy->max_scan_ssids = RTW89_SCANOFLD_MAX_SSID; -- cgit v1.2.3 From 29363fb666bc8deee5acf27a3966f14ff63189d6 Mon Sep 17 00:00:00 2001 From: Kuan-Chung Chen Date: Fri, 10 Jun 2022 15:26:04 +0800 Subject: wifi: rtw89: fix potential TX stuck The potential TX stuck occurs when there are lots of packets to be transmitted and the boundary of the tx_resource is hit. Add this patch to avoid the TX stuck when burst traffic. Signed-off-by: Kuan-Chung Chen Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-6-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 6b520c4c6fd4..641ea301c4b0 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1991,6 +1991,10 @@ static void rtw89_core_txq_schedule(struct rtw89_dev *rtwdev, u8 ac, bool *reinv ieee80211_return_txq(hw, txq, sched_txq); if (frame_cnt != 0) rtw89_core_tx_kick_off(rtwdev, rtw89_core_get_qsel(rtwdev, txq->tid)); + + /* bound of tx_resource could get stuck due to burst traffic */ + if (frame_cnt == tx_resource) + *reinvoke = true; } ieee80211_txq_schedule_end(hw, ac); } -- cgit v1.2.3 From 679955d5431344aef2faea0f4562d459894bbc13 Mon Sep 17 00:00:00 2001 From: Kuan-Chung Chen Date: Fri, 10 Jun 2022 15:26:05 +0800 Subject: wifi: rtw89: enable VO TX AMPDU MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit To improve VO throughput, we enable VO TX AMPDU. We measure the latency of enable or disable VO TX AMPDU. The experimental results show that the difference between the two is insignificant only 300µs, so the little impact can be ignored for user experience. Moreover, we found some APs will have a group key handshake timeout issue when the EAPOL's TID is already setup BA session. Therefore, when transmitting EAPOL, if EAPOL's TID BA session is already setup, we need to delete it. Signed-off-by: Kuan-Chung Chen Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-7-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 92 +++++++++++++++++++++++++++++-- drivers/net/wireless/realtek/rtw89/core.h | 7 ++- 2 files changed, 92 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 641ea301c4b0..f9c1e5f5c97d 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -408,18 +408,30 @@ rtw89_core_get_tx_type(struct rtw89_dev *rtwdev, static void rtw89_core_tx_update_ampdu_info(struct rtw89_dev *rtwdev, - struct rtw89_core_tx_request *tx_req, u8 tid) + struct rtw89_core_tx_request *tx_req, + enum btc_pkt_type pkt_type) { struct ieee80211_sta *sta = tx_req->sta; struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info; + struct sk_buff *skb = tx_req->skb; struct rtw89_sta *rtwsta; u8 ampdu_num; + u8 tid; + + if (pkt_type == PACKET_EAPOL) { + desc_info->bk = true; + return; + } + + if (!(IEEE80211_SKB_CB(skb)->flags & IEEE80211_TX_CTL_AMPDU)) + return; if (!sta) { rtw89_warn(rtwdev, "cannot set ampdu info without sta\n"); return; } + tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK; rtwsta = (struct rtw89_sta *)sta->drv_priv; ampdu_num = (u8)((rtwsta->ampdu_params[tid].agg_num ? @@ -720,8 +732,6 @@ rtw89_core_tx_update_data_info(struct rtw89_dev *rtwdev, /* enable wd_info for AMPDU */ desc_info->en_wd_info = true; - if (IEEE80211_SKB_CB(skb)->flags & IEEE80211_TX_CTL_AMPDU) - rtw89_core_tx_update_ampdu_info(rtwdev, tx_req, tid); if (IEEE80211_SKB_CB(skb)->control.hw_key) rtw89_core_tx_update_sec_key(rtwdev, tx_req); @@ -832,6 +842,7 @@ rtw89_core_tx_update_desc_info(struct rtw89_dev *rtwdev, rtw89_core_tx_update_data_info(rtwdev, tx_req); pkt_type = rtw89_core_tx_btc_spec_pkt_notify(rtwdev, tx_req); rtw89_core_tx_update_he_qos_htc(rtwdev, tx_req, pkt_type); + rtw89_core_tx_update_ampdu_info(rtwdev, tx_req, pkt_type); rtw89_core_tx_update_llc_hdr(rtwdev, desc_info, skb); break; case RTW89_CORE_TX_TYPE_FWCMD: @@ -1857,6 +1868,55 @@ static void rtw89_core_free_sta_pending_ba(struct rtw89_dev *rtwdev, spin_unlock_bh(&rtwdev->ba_lock); } +static void rtw89_core_free_sta_pending_forbid_ba(struct rtw89_dev *rtwdev, + struct ieee80211_sta *sta) +{ + struct rtw89_txq *rtwtxq, *tmp; + + spin_lock_bh(&rtwdev->ba_lock); + list_for_each_entry_safe(rtwtxq, tmp, &rtwdev->forbid_ba_list, list) { + struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq); + + if (sta == txq->sta) { + clear_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags); + list_del_init(&rtwtxq->list); + } + } + spin_unlock_bh(&rtwdev->ba_lock); +} + +static void rtw89_core_stop_tx_ba_session(struct rtw89_dev *rtwdev, + struct rtw89_txq *rtwtxq) +{ + struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq); + struct ieee80211_sta *sta = txq->sta; + struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta); + + if (unlikely(!rtwsta) || unlikely(rtwsta->disassoc)) + return; + + if (!test_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags) || + test_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags)) + return; + + spin_lock_bh(&rtwdev->ba_lock); + if (!list_empty(&rtwtxq->list)) { + list_del_init(&rtwtxq->list); + goto out; + } + + set_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags); + + list_add_tail(&rtwtxq->list, &rtwdev->forbid_ba_list); + ieee80211_stop_tx_ba_session(sta, txq->tid); + cancel_delayed_work(&rtwdev->forbid_ba_work); + ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->forbid_ba_work, + RTW89_FORBID_BA_TIMER); + +out: + spin_unlock_bh(&rtwdev->ba_lock); +} + static void rtw89_core_txq_check_agg(struct rtw89_dev *rtwdev, struct rtw89_txq *rtwtxq, struct sk_buff *skb) @@ -1866,13 +1926,15 @@ static void rtw89_core_txq_check_agg(struct rtw89_dev *rtwdev, struct ieee80211_sta *sta = txq->sta; struct rtw89_sta *rtwsta = sta ? (struct rtw89_sta *)sta->drv_priv : NULL; - if (unlikely(skb_get_queue_mapping(skb) == IEEE80211_AC_VO)) + if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE))) { + rtw89_core_stop_tx_ba_session(rtwdev, rtwtxq); return; + } - if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE))) + if (unlikely(!sta)) return; - if (unlikely(!sta)) + if (test_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags)) return; if (unlikely(test_bit(RTW89_TXQ_F_BLOCK_BA, &rtwtxq->flags))) @@ -2032,6 +2094,20 @@ static void rtw89_core_txq_reinvoke_work(struct work_struct *w) queue_work(rtwdev->txq_wq, &rtwdev->txq_work); } +static void rtw89_forbid_ba_work(struct work_struct *w) +{ + struct rtw89_dev *rtwdev = container_of(w, struct rtw89_dev, + forbid_ba_work.work); + struct rtw89_txq *rtwtxq, *tmp; + + spin_lock_bh(&rtwdev->ba_lock); + list_for_each_entry_safe(rtwtxq, tmp, &rtwdev->forbid_ba_list, list) { + clear_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags); + list_del_init(&rtwtxq->list); + } + spin_unlock_bh(&rtwdev->ba_lock); +} + static enum rtw89_tfc_lv rtw89_get_traffic_level(struct rtw89_dev *rtwdev, u32 throughput, u64 cnt) { @@ -2327,6 +2403,7 @@ int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev, rtw89_mac_bf_monitor_calc(rtwdev, sta, true); rtw89_mac_bf_disassoc(rtwdev, vif, sta); rtw89_core_free_sta_pending_ba(rtwdev, sta); + rtw89_core_free_sta_pending_forbid_ba(rtwdev, sta); if (vif->type == NL80211_IFTYPE_AP || sta->tdls) rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam); if (sta->tdls) @@ -2839,6 +2916,7 @@ void rtw89_core_stop(struct rtw89_dev *rtwdev) cancel_delayed_work_sync(&rtwdev->coex_bt_devinfo_work); cancel_delayed_work_sync(&rtwdev->coex_rfk_chk_work); cancel_delayed_work_sync(&rtwdev->cfo_track_work); + cancel_delayed_work_sync(&rtwdev->forbid_ba_work); mutex_lock(&rtwdev->mutex); @@ -2858,6 +2936,7 @@ int rtw89_core_init(struct rtw89_dev *rtwdev) u8 band; INIT_LIST_HEAD(&rtwdev->ba_list); + INIT_LIST_HEAD(&rtwdev->forbid_ba_list); INIT_LIST_HEAD(&rtwdev->rtwvifs_list); INIT_LIST_HEAD(&rtwdev->early_h2c_list); for (band = NL80211_BAND_2GHZ; band < NUM_NL80211_BANDS; band++) { @@ -2873,6 +2952,7 @@ int rtw89_core_init(struct rtw89_dev *rtwdev) INIT_DELAYED_WORK(&rtwdev->coex_bt_devinfo_work, rtw89_coex_bt_devinfo_work); INIT_DELAYED_WORK(&rtwdev->coex_rfk_chk_work, rtw89_coex_rfk_chk_work); INIT_DELAYED_WORK(&rtwdev->cfo_track_work, rtw89_phy_cfo_track_work); + INIT_DELAYED_WORK(&rtwdev->forbid_ba_work, rtw89_forbid_ba_work); rtwdev->txq_wq = alloc_workqueue("rtw89_tx_wq", WQ_UNBOUND | WQ_HIGHPRI, 0); spin_lock_init(&rtwdev->ba_lock); spin_lock_init(&rtwdev->rpwm_lock); diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 1cbba3a47506..a94df57d436e 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -29,6 +29,7 @@ extern const struct ieee80211_ops rtw89_ops; #define INV_RF_DATA 0xffffffff #define RTW89_TRACK_WORK_PERIOD round_jiffies_relative(HZ * 2) +#define RTW89_FORBID_BA_TIMER round_jiffies_relative(HZ * 4) #define CFO_TRACK_MAX_USER 64 #define MAX_RSSI 110 #define RSSI_FACTOR 1 @@ -144,6 +145,7 @@ enum rtw89_core_rx_type { enum rtw89_txq_flags { RTW89_TXQ_F_AMPDU = 0, RTW89_TXQ_F_BLOCK_BA = 1, + RTW89_TXQ_F_FORBID_BA = 2, }; enum rtw89_net_type { @@ -3137,10 +3139,12 @@ struct rtw89_dev { struct workqueue_struct *txq_wq; struct work_struct txq_work; struct delayed_work txq_reinvoke_work; - /* used to protect ba_list */ + /* used to protect ba_list and forbid_ba_list */ spinlock_t ba_lock; /* txqs to setup ba session */ struct list_head ba_list; + /* txqs to forbid ba session */ + struct list_head forbid_ba_list; struct work_struct ba_work; /* used to protect rpwm */ spinlock_t rpwm_lock; @@ -3187,6 +3191,7 @@ struct rtw89_dev { struct delayed_work coex_bt_devinfo_work; struct delayed_work coex_rfk_chk_work; struct delayed_work cfo_track_work; + struct delayed_work forbid_ba_work; struct rtw89_ppdu_sts_info ppdu_sts; u8 total_sta_assoc; bool scanning; -- cgit v1.2.3 From ad663693c1bf148bdc84a29bcebfe9eb4dc812c4 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:06 +0800 Subject: wifi: rtw89: add UNEXP debug mask to keep monitor messages unexpected to happen frequently Some warning messages could bother users. With proper handling, these situations don't really affect usage, but we still need to keep monitor these messages. If they happen frequently, we must review driver or hardware design to clarify. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-8-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 2 +- drivers/net/wireless/realtek/rtw89/debug.h | 2 ++ drivers/net/wireless/realtek/rtw89/pci.c | 7 ++++--- 3 files changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index f9c1e5f5c97d..447f95a91f07 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1243,7 +1243,7 @@ static int rtw89_core_rx_process_phy_ppdu(struct rtw89_dev *rtwdev, struct rtw89_rx_phy_ppdu *phy_ppdu) { if (RTW89_GET_PHY_STS_LEN(phy_ppdu->buf) << 3 != phy_ppdu->len) { - rtw89_warn(rtwdev, "phy ppdu len mismatch\n"); + rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "phy ppdu len mismatch\n"); return -EINVAL; } rtw89_core_update_phy_ppdu(phy_ppdu); diff --git a/drivers/net/wireless/realtek/rtw89/debug.h b/drivers/net/wireless/realtek/rtw89/debug.h index 561b04faf703..6176152dbf6b 100644 --- a/drivers/net/wireless/realtek/rtw89/debug.h +++ b/drivers/net/wireless/realtek/rtw89/debug.h @@ -25,6 +25,8 @@ enum rtw89_debug_mask { RTW89_DBG_BF = BIT(14), RTW89_DBG_HW_SCAN = BIT(15), RTW89_DBG_SAR = BIT(16), + + RTW89_DBG_UNEXP = BIT(31), }; enum rtw89_debug_mac_reg_sel { diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 25872dfb4da1..fd5d9bde0108 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -228,7 +228,8 @@ static u32 rtw89_pci_rxbd_deliver_skbs(struct rtw89_dev *rtwdev, if (fs) { if (new) { - rtw89_err(rtwdev, "skb should not be ready before first segment start\n"); + rtw89_debug(rtwdev, RTW89_DBG_UNEXP, + "skb should not be ready before first segment start\n"); goto err_sync_device; } if (desc_info->ready) { @@ -251,7 +252,7 @@ static u32 rtw89_pci_rxbd_deliver_skbs(struct rtw89_dev *rtwdev, } else { offset = sizeof(struct rtw89_pci_rxbd_info); if (!new) { - rtw89_warn(rtwdev, "no last skb\n"); + rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "no last skb\n"); goto err_sync_device; } } @@ -605,7 +606,7 @@ static void rtw89_pci_isr_rxd_unavail(struct rtw89_dev *rtwdev, hw_idx_next = (hw_idx + 1) % bd_ring->len; if (hw_idx_next == host_idx) - rtw89_warn(rtwdev, "%d RXD unavailable\n", i); + rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "%d RXD unavailable\n", i); rtw89_debug(rtwdev, RTW89_DBG_TXRX, "%d RXD unavailable, idx=0x%08x, len=%d\n", -- cgit v1.2.3 From 9a3a593cba9a6743022ab742c01b06280e8a288a Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:07 +0800 Subject: wifi: rtw89: drop invalid TX rate report of legacy rate Somehow, firmware could report invalid TX rate, and we consider the invalid rate as 0 that will make a wrong decision. So, drop invalid reports, and also suppress the warning message. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-9-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 9 +++++---- drivers/net/wireless/realtek/rtw89/core.h | 2 +- drivers/net/wireless/realtek/rtw89/phy.c | 14 +++++++++++--- 3 files changed, 17 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 447f95a91f07..e6b073283609 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -155,18 +155,19 @@ static struct ieee80211_rate rtw89_bitrates[] = { { .bitrate = 540, .hw_value = 0x0b, }, }; -u16 rtw89_ra_report_to_bitrate(struct rtw89_dev *rtwdev, u8 rpt_rate) +bool rtw89_ra_report_to_bitrate(struct rtw89_dev *rtwdev, u8 rpt_rate, u16 *bitrate) { struct ieee80211_rate rate; if (unlikely(rpt_rate >= ARRAY_SIZE(rtw89_bitrates))) { - rtw89_info(rtwdev, "invalid rpt rate %d\n", rpt_rate); - return 0; + rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "invalid rpt rate %d\n", rpt_rate); + return false; } rate = rtw89_bitrates[rpt_rate]; + *bitrate = rate.bitrate; - return rate.bitrate; + return true; } static struct ieee80211_supported_band rtw89_sband_2ghz = { diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index a94df57d436e..7a9d6f5d8a51 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -3914,7 +3914,7 @@ int rtw89_core_acquire_sta_ba_entry(struct rtw89_sta *rtwsta, u8 tid, u8 *cam_id int rtw89_core_release_sta_ba_entry(struct rtw89_sta *rtwsta, u8 tid, u8 *cam_idx); void rtw89_vif_type_mapping(struct ieee80211_vif *vif, bool assoc); int rtw89_chip_info_setup(struct rtw89_dev *rtwdev); -u16 rtw89_ra_report_to_bitrate(struct rtw89_dev *rtwdev, u8 rpt_rate); +bool rtw89_ra_report_to_bitrate(struct rtw89_dev *rtwdev, u8 rpt_rate, u16 *bitrate); int rtw89_regd_init(struct rtw89_dev *rtwdev, void (*reg_notifier)(struct wiphy *wiphy, struct regulatory_request *request)); void rtw89_regd_notifier(struct wiphy *wiphy, struct regulatory_request *request); diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireless/realtek/rtw89/phy.c index af89c011b0db..902a11fa552d 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -1918,21 +1918,29 @@ static void rtw89_phy_c2h_ra_rpt_iter(void *data, struct ieee80211_sta *sta) struct rtw89_ra_report *ra_report = &rtwsta->ra_report; struct sk_buff *c2h = ra_data->c2h; u8 mode, rate, bw, giltf, mac_id; + u16 legacy_bitrate; + bool valid; mac_id = RTW89_GET_PHY_C2H_RA_RPT_MACID(c2h->data); if (mac_id != rtwsta->mac_id) return; - memset(ra_report, 0, sizeof(*ra_report)); - rate = RTW89_GET_PHY_C2H_RA_RPT_MCSNSS(c2h->data); bw = RTW89_GET_PHY_C2H_RA_RPT_BW(c2h->data); giltf = RTW89_GET_PHY_C2H_RA_RPT_GILTF(c2h->data); mode = RTW89_GET_PHY_C2H_RA_RPT_MD_SEL(c2h->data); + if (mode == RTW89_RA_RPT_MODE_LEGACY) { + valid = rtw89_ra_report_to_bitrate(rtwdev, rate, &legacy_bitrate); + if (!valid) + return; + } + + memset(ra_report, 0, sizeof(*ra_report)); + switch (mode) { case RTW89_RA_RPT_MODE_LEGACY: - ra_report->txrate.legacy = rtw89_ra_report_to_bitrate(rtwdev, rate); + ra_report->txrate.legacy = legacy_bitrate; break; case RTW89_RA_RPT_MODE_HT: ra_report->txrate.flags |= RATE_INFO_FLAGS_MCS; -- cgit v1.2.3 From c4756d5de72e549fdaa32a1fab12ae776fca5be7 Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:08 +0800 Subject: wifi: rtw89: fix long RX latency in low power mode In low power mode, regular IO is power off, so we don't schedule napi to poll RX and TX completion. Therefore, calling ieee80211_rx_napi() with napi instance causes long RX latency. To fix this, use NULL as argument, and then it can use netif_receive_skb_list() to receive. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-10-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/core.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index e6b073283609..a5880a54812e 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1483,11 +1483,17 @@ static void rtw89_core_rx_to_mac80211(struct rtw89_dev *rtwdev, struct sk_buff *skb_ppdu, struct ieee80211_rx_status *rx_status) { + struct napi_struct *napi = &rtwdev->napi; + + /* In low power mode, napi isn't scheduled. Receive it to netif. */ + if (unlikely(!test_bit(NAPI_STATE_SCHED, &napi->state))) + napi = NULL; + rtw89_core_hw_to_sband_rate(rx_status); rtw89_core_rx_stats(rtwdev, phy_ppdu, desc_info, skb_ppdu); /* In low power mode, it does RX in thread context. */ local_bh_disable(); - ieee80211_rx_napi(rtwdev->hw, NULL, skb_ppdu, &rtwdev->napi); + ieee80211_rx_napi(rtwdev->hw, NULL, skb_ppdu, napi); local_bh_enable(); rtwdev->napi_budget_countdown--; } -- cgit v1.2.3 From 37c6abc374d1f1e0dd2e9fcc5a789886a63c894a Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Fri, 10 Jun 2022 15:26:09 +0800 Subject: wifi: rtw89: pci: fix PCI doesn't reclaim TX BD properly TX BD (TX ring index) and TX WD (WiFi descriptor buffer) are freed asynchronously. With burst packets, we free TX WD, but the corresponding TX BD couldn't be freed yet. Then, TX can possibly get stuck due to no more TX BD. To avoid this, ignore reclaiming TX BD only if TX WD is no free space, because at this moment TX BD must have some spaces. Otherwise, we reclaim TX BD to resolve TX stuck issue. Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-11-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/pci.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index fd5d9bde0108..73b3b7e9fe6f 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -952,9 +952,10 @@ static u32 __rtw89_pci_check_and_reclaim_tx_resource(struct rtw89_dev *rtwdev, if (wd_cnt == 0 || bd_cnt == 0) { cnt = rtw89_pci_rxbd_recalc(rtwdev, rx_ring); - if (!cnt) + if (cnt) + rtw89_pci_release_tx(rtwdev, rx_ring, cnt); + else if (wd_cnt == 0) goto out_unlock; - rtw89_pci_release_tx(rtwdev, rx_ring, cnt); bd_cnt = rtw89_pci_get_avail_txbd_num(tx_ring); if (bd_cnt == 0) @@ -965,7 +966,9 @@ static u32 __rtw89_pci_check_and_reclaim_tx_resource(struct rtw89_dev *rtwdev, wd_cnt = wd_ring->curr_num; min_cnt = min(bd_cnt, wd_cnt); if (min_cnt == 0) - rtw89_warn(rtwdev, "still no tx resource after reclaim\n"); + rtw89_debug(rtwdev, rtwpci->low_power ? RTW89_DBG_TXRX : RTW89_DBG_UNEXP, + "still no tx resource after reclaim: wd_cnt=%d bd_cnt=%d\n", + wd_cnt, bd_cnt); out_unlock: spin_unlock_bh(&rtwpci->trx_lock); -- cgit v1.2.3 From 47324ab67af7f8e128688c13bd05a23c496bf661 Mon Sep 17 00:00:00 2001 From: Po-Hao Huang Date: Fri, 10 Jun 2022 15:26:10 +0800 Subject: wifi: rtw89: disable invalid phy reports for all ICs Previously we only disable invalid reports for 52A, since we plan to support more ICs in the future, enable settings for those as well. Signed-off-by: Po-Hao Huang Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220610072610.27095-12-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/phy.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/phy.c b/drivers/net/wireless/realtek/rtw89/phy.c index 902a11fa552d..1532c0a6bbc4 100644 --- a/drivers/net/wireless/realtek/rtw89/phy.c +++ b/drivers/net/wireless/realtek/rtw89/phy.c @@ -3125,11 +3125,9 @@ static void rtw89_physts_enable_fail_report(struct rtw89_dev *rtwdev, static void rtw89_physts_parsing_init(struct rtw89_dev *rtwdev) { - const struct rtw89_chip_info *chip = rtwdev->chip; u8 i; - if (chip->chip_id == RTL8852A && rtwdev->hal.cv == CHIP_CBV) - rtw89_physts_enable_fail_report(rtwdev, false, RTW89_PHY_0); + rtw89_physts_enable_fail_report(rtwdev, false, RTW89_PHY_0); for (i = 0; i < RTW89_PHYSTS_BITMAP_NUM; i++) { if (i >= RTW89_CCK_PKT) -- cgit v1.2.3 From 683a4647a7a3044868cfdc14c117525091b9fa0c Mon Sep 17 00:00:00 2001 From: Ping-Ke Shih Date: Mon, 13 Jun 2022 14:51:44 +0800 Subject: wifi: rtw89: 8852a: rfk: fix div 0 exception The DPK is a kind of RF calibration whose algorithm is to fine tune parameters and calibrate, and check the result. If the result isn't good enough, it could adjust parameters and try again. This issue is to read and show the result, but it could be a negative calibration result that causes divisor 0 and core dump. So, fix it by phy_div() that does division only if divisor isn't zero; otherwise, zero is adopted. divide error: 0000 [#1] PREEMPT SMP NOPTI CPU: 1 PID: 728 Comm: wpa_supplicant Not tainted 5.10.114-16019-g462a1661811a #1 RIP: 0010:rtw8852a_dpk+0x14ae/0x288f [rtw89_core] RSP: 0018:ffffa9bb412a7520 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 00000000000180fc RDI: ffffa141d01023c0 RBP: ffffa9bb412a76a0 R08: 0000000000001319 R09: 00000000ffffff92 R10: ffffffffc0292de3 R11: ffffffffc00d2f51 R12: 0000000000000000 R13: ffffa141d01023c0 R14: ffffffffc0290250 R15: ffffa141d0102638 FS: 00007fa99f5c2740(0000) GS:ffffa142e5e80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000013e8e010 CR3: 0000000110d2c000 CR4: 0000000000750ee0 PKRU: 55555554 Call Trace: rtw89_core_sta_add+0x95/0x9c [rtw89_core ] rtw89_ops_sta_state+0x5d/0x108 [rtw89_core ] drv_sta_state+0x115/0x66f [mac80211 ] sta_info_insert_rcu+0x45c/0x713 [mac80211 ] sta_info_insert+0xf/0x1b [mac80211 ] ieee80211_prep_connection+0x9d6/0xb0c [mac80211 ] ieee80211_mgd_auth+0x2aa/0x352 [mac80211 ] cfg80211_mlme_auth+0x160/0x1f6 [cfg80211 ] nl80211_authenticate+0x2e5/0x306 [cfg80211 ] genl_rcv_msg+0x371/0x3a1 ? nl80211_stop_sched_scan+0xe5/0xe5 [cfg80211 ] ? genl_rcv+0x36/0x36 netlink_rcv_skb+0x8a/0xf9 genl_rcv+0x28/0x36 netlink_unicast+0x27b/0x3a0 netlink_sendmsg+0x2aa/0x469 sock_sendmsg_nosec+0x49/0x4d ____sys_sendmsg+0xe5/0x213 __sys_sendmsg+0xec/0x157 ? syscall_enter_from_user_mode+0xd7/0x116 do_syscall_64+0x43/0x55 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fa99f6e689b Fixes: e3ec7017f6a2 ("rtw89: add Realtek 802.11ax driver") Signed-off-by: Ping-Ke Shih Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220613065144.15647-1-pkshih@realtek.com --- drivers/net/wireless/realtek/rtw89/rtw8852a_rfk.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852a_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852a_rfk.c index e3c2fce32651..3d60feb78312 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852a_rfk.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852a_rfk.c @@ -2330,8 +2330,8 @@ static u8 _dpk_pas_read(struct rtw89_dev *rtwdev, bool is_check) val2_q = abs(sign_extend32(val2_q, 11)); rtw89_debug(rtwdev, RTW89_DBG_RFK, "[DPK] PAS_delta = 0x%x\n", - (val1_i * val1_i + val1_q * val1_q) / - (val2_i * val2_i + val2_q * val2_q)); + phy_div(val1_i * val1_i + val1_q * val1_q, + val2_i * val2_i + val2_q * val2_q)); } else { for (i = 0; i < 32; i++) { -- cgit v1.2.3 From 6708be40047789aa3587a3866b782d5cda7b2a31 Mon Sep 17 00:00:00 2001 From: Peter Chiu Date: Wed, 22 Jun 2022 09:08:20 +0800 Subject: wifi: ieee80211: s1g action frames are not robust S1g action frame with code 22 is not protected so update the robust action frame list. Signed-off-by: Peter Chiu Link: https://lore.kernel.org/r/20220622010820.17522-1-chui-hao.chiu@mediatek.com Signed-off-by: Johannes Berg --- include/linux/ieee80211.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 870f659087d6..f386f9ed41f3 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -4094,6 +4094,7 @@ static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) *category != WLAN_CATEGORY_SELF_PROTECTED && *category != WLAN_CATEGORY_UNPROT_DMG && *category != WLAN_CATEGORY_VHT && + *category != WLAN_CATEGORY_S1G && *category != WLAN_CATEGORY_VENDOR_SPECIFIC; } -- cgit v1.2.3 From 2d8b08fef0af23aa2fe7f1a1719ac5b11478042f Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 28 Jun 2022 10:46:05 +0100 Subject: wifi: cfg80211: fix kernel-doc warnings all over the file There are currently 17 kernel-doc warnings on this file: include/net/cfg80211.h:391: warning: Function parameter or member 'bw' not described in 'ieee80211_eht_mcs_nss_supp' include/net/cfg80211.h:437: warning: Function parameter or member 'eht_cap' not described in 'ieee80211_sband_iftype_data' include/net/cfg80211.h:507: warning: Function parameter or member 's1g' not described in 'ieee80211_sta_s1g_cap' include/net/cfg80211.h:1390: warning: Function parameter or member 'counter_offset_beacon' not described in 'cfg80211_color_change_settings' include/net/cfg80211.h:1390: warning: Function parameter or member 'counter_offset_presp' not described in 'cfg80211_color_change_settings' include/net/cfg80211.h:1430: warning: Enum value 'STATION_PARAM_APPLY_STA_TXPOWER' not described in enum 'station_parameters_apply_mask' include/net/cfg80211.h:2195: warning: Function parameter or member 'dot11MeshConnectedToAuthServer' not described in 'mesh_config' include/net/cfg80211.h:2341: warning: Function parameter or member 'short_ssid' not described in 'cfg80211_scan_6ghz_params' include/net/cfg80211.h:3328: warning: Function parameter or member 'kck_len' not described in 'cfg80211_gtk_rekey_data' include/net/cfg80211.h:3698: warning: Function parameter or member 'ftm' not described in 'cfg80211_pmsr_result' include/net/cfg80211.h:3828: warning: Function parameter or member 'global_mcast_stypes' not described in 'mgmt_frame_regs' include/net/cfg80211.h:4977: warning: Function parameter or member 'ftm' not described in 'cfg80211_pmsr_capabilities' include/net/cfg80211.h:5742: warning: Function parameter or member 'u' not described in 'wireless_dev' include/net/cfg80211.h:5742: warning: Function parameter or member 'links' not described in 'wireless_dev' include/net/cfg80211.h:5742: warning: Function parameter or member 'valid_links' not described in 'wireless_dev' include/net/cfg80211.h:6076: warning: Function parameter or member 'is_amsdu' not described in 'ieee80211_data_to_8023_exthdr' include/net/cfg80211.h:6949: warning: Function parameter or member 'sig_dbm' not described in 'cfg80211_notify_new_peer_candidate' Address them, in order to build a better documentation from this header. Signed-off-by: Mauro Carvalho Chehab Link: https://lore.kernel.org/r/f6f522cdc716a01744bb0eae2186f4592976222b.1656409369.git.mchehab@kernel.org Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 28 +++++++++++++++++++++------- 1 file changed, 21 insertions(+), 7 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 996782c44838..c7e641071eff 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -374,6 +374,7 @@ struct ieee80211_sta_he_cap { * and NSS Set field" * * @only_20mhz: MCS/NSS support for 20 MHz-only STA. + * @bw: MCS/NSS support for 80, 160 and 320 MHz * @bw._80: MCS/NSS support for BW <= 80 MHz * @bw._160: MCS/NSS support for BW = 160 MHz * @bw._320: MCS/NSS support for BW = 320 MHz @@ -420,6 +421,7 @@ struct ieee80211_sta_eht_cap { * @he_cap: holds the HE capabilities * @he_6ghz_capa: HE 6 GHz capabilities, must be filled in for a * 6 GHz band channel (and 0 may be valid value). + * @eht_cap: STA's EHT capabilities * @vendor_elems: vendor element(s) to advertise * @vendor_elems.data: vendor element(s) data * @vendor_elems.len: vendor element(s) length @@ -495,7 +497,7 @@ struct ieee80211_edmg { * This structure describes most essential parameters needed * to describe 802.11ah S1G capabilities for a STA. * - * @s1g_supported: is STA an S1G STA + * @s1g: is STA an S1G STA * @cap: S1G capabilities information * @nss_mcs: Supported NSS MCS set */ @@ -1373,8 +1375,8 @@ struct cfg80211_csa_settings { * Used for bss color change * * @beacon_color_change: beacon data while performing the color countdown - * @counter_offsets_beacon: offsets of the counters within the beacon (tail) - * @counter_offsets_presp: offsets of the counters within the probe response + * @counter_offset_beacon: offsets of the counters within the beacon (tail) + * @counter_offset_presp: offsets of the counters within the probe response * @beacon_next: beacon data to be used after the color change * @count: number of beacons until the color change * @color: the color used after the change @@ -1417,6 +1419,7 @@ struct iface_combination_params { * @STATION_PARAM_APPLY_UAPSD: apply new uAPSD parameters (uapsd_queues, max_sp) * @STATION_PARAM_APPLY_CAPABILITY: apply new capability * @STATION_PARAM_APPLY_PLINK_STATE: apply new plink state + * @STATION_PARAM_APPLY_STA_TXPOWER: apply tx power for STA * * Not all station parameters have in-band "no change" signalling, * for those that don't these flags will are used. @@ -2149,6 +2152,9 @@ struct bss_parameters { * @plink_timeout: If no tx activity is seen from a STA we've established * peering with for longer than this time (in seconds), then remove it * from the STA's list of peers. Default is 30 minutes. + * @dot11MeshConnectedToAuthServer: if set to true then this mesh STA + * will advertise that it is connected to a authentication server + * in the mesh formation field. * @dot11MeshConnectedToMeshGate: if set to true, advertise that this STA is * connected to a mesh gate in mesh formation info. If false, the * value in mesh formation is determined by the presence of root paths @@ -2321,12 +2327,12 @@ struct cfg80211_scan_info { /** * struct cfg80211_scan_6ghz_params - relevant for 6 GHz only * - * @short_bssid: short ssid to scan for + * @short_ssid: short ssid to scan for * @bssid: bssid to scan for * @channel_idx: idx of the channel in the channel array in the scan request * which the above info relvant to * @unsolicited_probe: the AP transmits unsolicited probe response every 20 TU - * @short_ssid_valid: short_ssid is valid and can be used + * @short_ssid_valid: @short_ssid is valid and can be used * @psc_no_listen: when set, and the channel is a PSC channel, no need to wait * 20 TUs before starting to send probe requests. */ @@ -3317,7 +3323,7 @@ struct cfg80211_wowlan_wakeup { * @kck: key confirmation key (@kck_len bytes) * @replay_ctr: replay counter (NL80211_REPLAY_CTR_LEN bytes) * @kek_len: length of kek - * @kck_len length of kck + * @kck_len: length of kck * @akm: akm (oui, id) */ struct cfg80211_gtk_rekey_data { @@ -3679,6 +3685,7 @@ struct cfg80211_pmsr_ftm_result { * @type: type of the measurement reported, note that we only support reporting * one type at a time, but you can report multiple results separately and * they're all aggregated for userspace. + * @ftm: FTM result */ struct cfg80211_pmsr_result { u64 host_time, ap_tsf; @@ -3817,7 +3824,7 @@ struct cfg80211_update_owe_info { * for the entire device * @interface_stypes: bitmap of management frame subtypes registered * for the given interface - * @global_mcast_rx: mcast RX is needed globally for these subtypes + * @global_mcast_stypes: mcast RX is needed globally for these subtypes * @interface_mcast_stypes: mcast RX is needed on this interface * for these subtypes */ @@ -4940,6 +4947,7 @@ struct wiphy_iftype_ext_capab { * @max_peers: maximum number of peers in a single measurement * @report_ap_tsf: can report assoc AP's TSF for radio resource measurement * @randomize_mac_addr: can randomize MAC address for measurement + * @ftm: FTM measurement data * @ftm.supported: FTM measurement is supported * @ftm.asap: ASAP-mode is supported * @ftm.non_asap: non-ASAP-mode is supported @@ -5563,6 +5571,7 @@ static inline void wiphy_unlock(struct wiphy *wiphy) * @netdev: (private) Used to reference back to the netdev, may be %NULL * @identifier: (private) Identifier used in nl80211 to identify this * wireless device if it has no netdev + * @u: union containing data specific to @iftype * @connected_addr: (private) BSSID or AP MLD address if connected * @connected: indicates if connected or not (STA mode) * @current_bss: (private) Used by the internal configuration code @@ -5624,6 +5633,9 @@ static inline void wiphy_unlock(struct wiphy *wiphy) * @pmsr_free_wk: (private) peer measurements cleanup work * @unprot_beacon_reported: (private) timestamp of last * unprotected beacon report + * @links: array of %IEEE80211_MLD_MAX_NUM_LINKS elements containing @addr + * @ap and @client for each link + * @valid_links: bitmap describing what elements of @links are valid */ struct wireless_dev { struct wiphy *wiphy; @@ -6068,6 +6080,7 @@ unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr); * @addr: the device MAC address * @iftype: the virtual interface type * @data_offset: offset of payload after the 802.11 header + * @is_amsdu: true if the 802.11 header is A-MSDU * Return: 0 on success. Non-zero on error. */ int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr, @@ -6937,6 +6950,7 @@ void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, * @macaddr: the MAC address of the new candidate * @ie: information elements advertised by the peer candidate * @ie_len: length of the information elements buffer + * @sig_dbm: signal level in dBm * @gfp: allocation flags * * This function notifies cfg80211 that the mesh peer candidate has been -- cgit v1.2.3 From 82757b792be7a549460137b2dbfb9d48003a072a Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 28 Jun 2022 10:46:06 +0100 Subject: wifi: mac80211: add a missing comma at kernel-doc markup The lack of the colon makes it not parse the function parameter: include/net/mac80211.h:6250: warning: Function parameter or member 'vif' not described in 'ieee80211_channel_switch_disconnect' Fix it. Signed-off-by: Mauro Carvalho Chehab Link: https://lore.kernel.org/r/11c1bdb861d89c93058fcfe312749b482851cbdb.1656409369.git.mchehab@kernel.org Signed-off-by: Johannes Berg --- include/net/mac80211.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 27f24ac0426d..c0557142343f 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -6238,7 +6238,7 @@ void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success); /** * ieee80211_channel_switch_disconnect - disconnect due to channel switch error - * @vif &struct ieee80211_vif pointer from the add_interface callback. + * @vif: &struct ieee80211_vif pointer from the add_interface callback. * @block_tx: if %true, do not send deauth frame. * * Instruct mac80211 to disconnect due to a channel switch error. The channel -- cgit v1.2.3 From fe37f73d1109367d749e2771045ae28e0c1543a9 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 28 Jun 2022 10:46:07 +0100 Subject: wifi: mac80211: sta_info: fix a missing kernel-doc struct element struct link_sta_info has now a cur_max_bandwidth data: net/mac80211/sta_info.h:569: warning: Function parameter or member 'cur_max_bandwidth' not described in 'link_sta_info' Copy the meaning from struct sta_info, documenting it. Signed-off-by: Mauro Carvalho Chehab Link: https://lore.kernel.org/r/37d898634bb30776442a33833c48cbb21c90ecc6.1656409369.git.mchehab@kernel.org Signed-off-by: Johannes Berg --- net/mac80211/sta_info.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 218430790660..4e0b969891de 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -517,6 +517,8 @@ struct ieee80211_fragment_cache { * @status_stats.last_ack_signal: last ACK signal * @status_stats.ack_signal_filled: last ACK signal validity * @status_stats.avg_ack_signal: average ACK signal + * @cur_max_bandwidth: maximum bandwidth to use for TX to the station, + * taken from HT/VHT capabilities or VHT operating mode notification * @pub: public (driver visible) link STA data * TODO Move other link params from sta_info as required for MLD operation */ -- cgit v1.2.3 From c8a9415e6ddef98a948f8c30d9ec2e749c0ccd9d Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 1 Jul 2022 10:36:36 +0200 Subject: wifi: cfg80211: remove redundant documentation These struct members no longer exist, remove them from documentation. Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index c7e641071eff..87ebed6a48bd 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -5572,18 +5572,8 @@ static inline void wiphy_unlock(struct wiphy *wiphy) * @identifier: (private) Identifier used in nl80211 to identify this * wireless device if it has no netdev * @u: union containing data specific to @iftype - * @connected_addr: (private) BSSID or AP MLD address if connected * @connected: indicates if connected or not (STA mode) - * @current_bss: (private) Used by the internal configuration code - * @chandef: (private) Used by the internal configuration code to track - * the user-set channel definition. - * @preset_chandef: (private) Used by the internal configuration code to - * track the channel to be used for AP later * @bssid: (private) Used by the internal configuration code - * @ssid: (private) Used by the internal configuration code - * @ssid_len: (private) Used by the internal configuration code - * @mesh_id_len: (private) Used by the internal configuration code - * @mesh_id_up_len: (private) Used by the internal configuration code * @wext: (private) Used by the internal wireless extensions compat code * @wext.ibss: (private) IBSS data part of wext handling * @wext.connect: (private) connection handling data -- cgit v1.2.3 From 7f884baae68adc85db55b97e3fc903a1f20bd1f9 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Fri, 1 Jul 2022 10:42:40 +0200 Subject: wifi: mac80211: fix a kernel-doc complaint Somehow kernel-doc complains here about strong markup, but we really don't need the [] so just remove that. Signed-off-by: Johannes Berg --- include/net/mac80211.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index c0557142343f..853d4d9ebf23 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -4045,7 +4045,7 @@ struct ieee80211_prep_tx_info { * removing the old link information is still valid (link_conf pointer), * but may immediately disappear after the function returns. The old or * new links bitmaps may be 0 if going from/to a non-MLO situation. - * The @old[] array contains pointers to the old bss_conf structures + * The @old array contains pointers to the old bss_conf structures * that were already removed, in case they're needed. * This callback can sleep. * @change_sta_links: Change the valid links of a station, similar to -- cgit v1.2.3 From 942741dabcb43236006f557178801ce2051e69f9 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:05 +0200 Subject: wifi: mac80211: switch airtime fairness back to deficit round-robin scheduling MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This reverts commits 6a789ba679d652587532cec2a0e0274fda172f3b and 2433647bc8d983a543e7d31b41ca2de1c7e2c198. The virtual time scheduler code has a number of issues: - queues slowed down by hardware/firmware powersave handling were not properly handled. - on ath10k in push-pull mode, tx queues that the driver tries to pull from were starved, causing excessive latency - delay between tx enqueue and reported airtime use were causing excessively bursty tx behavior The bursty behavior may also be present on the round-robin scheduler, but there it is much easier to fix without introducing additional regressions Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-1-nbd@nbd.name Signed-off-by: Johannes Berg --- include/net/mac80211.h | 17 +- net/mac80211/cfg.c | 35 +--- net/mac80211/debugfs.c | 70 ++------ net/mac80211/debugfs_netdev.c | 32 +--- net/mac80211/debugfs_sta.c | 24 +-- net/mac80211/ieee80211_i.h | 182 ++------------------- net/mac80211/iface.c | 4 - net/mac80211/main.c | 11 +- net/mac80211/rx.c | 6 +- net/mac80211/sta_info.c | 67 +++----- net/mac80211/sta_info.h | 11 +- net/mac80211/status.c | 19 --- net/mac80211/tx.c | 366 ++++++++++++------------------------------ 13 files changed, 190 insertions(+), 654 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 853d4d9ebf23..256b9215e17b 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -6832,6 +6832,9 @@ static inline void ieee80211_txq_schedule_end(struct ieee80211_hw *hw, u8 ac) { } +void __ieee80211_schedule_txq(struct ieee80211_hw *hw, + struct ieee80211_txq *txq, bool force); + /** * ieee80211_schedule_txq - schedule a TXQ for transmission * @@ -6844,7 +6847,11 @@ static inline void ieee80211_txq_schedule_end(struct ieee80211_hw *hw, u8 ac) * The driver may call this function if it has buffered packets for * this TXQ internally. */ -void ieee80211_schedule_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq); +static inline void +ieee80211_schedule_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq) +{ + __ieee80211_schedule_txq(hw, txq, true); +} /** * ieee80211_return_txq - return a TXQ previously acquired by ieee80211_next_txq() @@ -6856,8 +6863,12 @@ void ieee80211_schedule_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq); * The driver may set force=true if it has buffered packets for this TXQ * internally. */ -void ieee80211_return_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq, - bool force); +static inline void +ieee80211_return_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq, + bool force) +{ + __ieee80211_schedule_txq(hw, txq, force); +} /** * ieee80211_txq_may_transmit - check whether TXQ is allowed to transmit diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index b387f5f4fef0..fd6c4291c971 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1581,38 +1581,6 @@ static void sta_apply_mesh_params(struct ieee80211_local *local, #endif } -static void sta_apply_airtime_params(struct ieee80211_local *local, - struct sta_info *sta, - struct station_parameters *params) -{ - u8 ac; - - for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { - struct airtime_sched_info *air_sched = &local->airtime[ac]; - struct airtime_info *air_info = &sta->airtime[ac]; - struct txq_info *txqi; - u8 tid; - - spin_lock_bh(&air_sched->lock); - for (tid = 0; tid < IEEE80211_NUM_TIDS + 1; tid++) { - if (air_info->weight == params->airtime_weight || - !sta->sta.txq[tid] || - ac != ieee80211_ac_from_tid(tid)) - continue; - - airtime_weight_set(air_info, params->airtime_weight); - - txqi = to_txq_info(sta->sta.txq[tid]); - if (RB_EMPTY_NODE(&txqi->schedule_order)) - continue; - - ieee80211_update_airtime_weight(local, air_sched, - 0, true); - } - spin_unlock_bh(&air_sched->lock); - } -} - static int sta_apply_parameters(struct ieee80211_local *local, struct sta_info *sta, struct station_parameters *params) @@ -1811,8 +1779,7 @@ static int sta_apply_parameters(struct ieee80211_local *local, sta_apply_mesh_params(local, sta, params); if (params->airtime_weight) - sta_apply_airtime_params(local, sta, params); - + sta->airtime_weight = params->airtime_weight; /* set the STA state after all sta info from usermode has been set */ if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) || diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c index 1fe43b264d75..0c748b1eb023 100644 --- a/net/mac80211/debugfs.c +++ b/net/mac80211/debugfs.c @@ -216,14 +216,14 @@ static ssize_t aql_txq_limit_read(struct file *file, "VI %u %u\n" "BE %u %u\n" "BK %u %u\n", - local->airtime[IEEE80211_AC_VO].aql_txq_limit_low, - local->airtime[IEEE80211_AC_VO].aql_txq_limit_high, - local->airtime[IEEE80211_AC_VI].aql_txq_limit_low, - local->airtime[IEEE80211_AC_VI].aql_txq_limit_high, - local->airtime[IEEE80211_AC_BE].aql_txq_limit_low, - local->airtime[IEEE80211_AC_BE].aql_txq_limit_high, - local->airtime[IEEE80211_AC_BK].aql_txq_limit_low, - local->airtime[IEEE80211_AC_BK].aql_txq_limit_high); + local->aql_txq_limit_low[IEEE80211_AC_VO], + local->aql_txq_limit_high[IEEE80211_AC_VO], + local->aql_txq_limit_low[IEEE80211_AC_VI], + local->aql_txq_limit_high[IEEE80211_AC_VI], + local->aql_txq_limit_low[IEEE80211_AC_BE], + local->aql_txq_limit_high[IEEE80211_AC_BE], + local->aql_txq_limit_low[IEEE80211_AC_BK], + local->aql_txq_limit_high[IEEE80211_AC_BK]); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -255,11 +255,11 @@ static ssize_t aql_txq_limit_write(struct file *file, if (ac >= IEEE80211_NUM_ACS) return -EINVAL; - q_limit_low_old = local->airtime[ac].aql_txq_limit_low; - q_limit_high_old = local->airtime[ac].aql_txq_limit_high; + q_limit_low_old = local->aql_txq_limit_low[ac]; + q_limit_high_old = local->aql_txq_limit_high[ac]; - local->airtime[ac].aql_txq_limit_low = q_limit_low; - local->airtime[ac].aql_txq_limit_high = q_limit_high; + local->aql_txq_limit_low[ac] = q_limit_low; + local->aql_txq_limit_high[ac] = q_limit_high; mutex_lock(&local->sta_mtx); list_for_each_entry(sta, &local->sta_list, list) { @@ -382,46 +382,6 @@ static const struct file_operations force_tx_status_ops = { .llseek = default_llseek, }; -static ssize_t airtime_read(struct file *file, - char __user *user_buf, - size_t count, - loff_t *ppos) -{ - struct ieee80211_local *local = file->private_data; - char buf[200]; - u64 v_t[IEEE80211_NUM_ACS]; - u64 wt[IEEE80211_NUM_ACS]; - int len = 0, ac; - - for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { - spin_lock_bh(&local->airtime[ac].lock); - v_t[ac] = local->airtime[ac].v_t; - wt[ac] = local->airtime[ac].weight_sum; - spin_unlock_bh(&local->airtime[ac].lock); - } - len = scnprintf(buf, sizeof(buf), - "\tVO VI BE BK\n" - "Virt-t\t%-10llu %-10llu %-10llu %-10llu\n" - "Weight\t%-10llu %-10llu %-10llu %-10llu\n", - v_t[0], - v_t[1], - v_t[2], - v_t[3], - wt[0], - wt[1], - wt[2], - wt[3]); - - return simple_read_from_buffer(user_buf, count, ppos, - buf, len); -} - -static const struct file_operations airtime_ops = { - .read = airtime_read, - .open = simple_open, - .llseek = default_llseek, -}; - #ifdef CONFIG_PM static ssize_t reset_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) @@ -675,11 +635,7 @@ void debugfs_hw_add(struct ieee80211_local *local) if (local->ops->wake_tx_queue) DEBUGFS_ADD_MODE(aqm, 0600); - if (wiphy_ext_feature_isset(local->hw.wiphy, - NL80211_EXT_FEATURE_AIRTIME_FAIRNESS)) { - DEBUGFS_ADD_MODE(airtime, 0600); - DEBUGFS_ADD_MODE(airtime_flags, 0600); - } + DEBUGFS_ADD_MODE(airtime_flags, 0600); DEBUGFS_ADD(aql_txq_limit); debugfs_create_u32("aql_threshold", 0600, diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index dfb194e15018..ead917501d6c 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -510,34 +510,6 @@ static ssize_t ieee80211_if_fmt_aqm( } IEEE80211_IF_FILE_R(aqm); -static ssize_t ieee80211_if_fmt_airtime( - const struct ieee80211_sub_if_data *sdata, char *buf, int buflen) -{ - struct ieee80211_local *local = sdata->local; - struct ieee80211_txq *txq = sdata->vif.txq; - struct airtime_info *air_info; - int len; - - if (!txq) - return 0; - - spin_lock_bh(&local->airtime[txq->ac].lock); - air_info = to_airtime_info(txq); - len = scnprintf(buf, - buflen, - "RX: %llu us\nTX: %llu us\nWeight: %u\n" - "Virt-T: %lld us\n", - air_info->rx_airtime, - air_info->tx_airtime, - air_info->weight, - air_info->v_t); - spin_unlock_bh(&local->airtime[txq->ac].lock); - - return len; -} - -IEEE80211_IF_FILE_R(airtime); - IEEE80211_IF_FILE(multicast_to_unicast, u.ap.multicast_to_unicast, HEX); /* IBSS attributes */ @@ -683,10 +655,8 @@ static void add_common_files(struct ieee80211_sub_if_data *sdata) if (sdata->local->ops->wake_tx_queue && sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE && - sdata->vif.type != NL80211_IFTYPE_NAN) { + sdata->vif.type != NL80211_IFTYPE_NAN) DEBUGFS_ADD(aqm); - DEBUGFS_ADD(airtime); - } } static void add_sta_files(struct ieee80211_sub_if_data *sdata) diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index 182094be9001..1dc238fc24f0 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -202,7 +202,7 @@ static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, size_t bufsz = 400; char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; u64 rx_airtime = 0, tx_airtime = 0; - u64 v_t[IEEE80211_NUM_ACS]; + s64 deficit[IEEE80211_NUM_ACS]; ssize_t rv; int ac; @@ -210,18 +210,18 @@ static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, return -ENOMEM; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { - spin_lock_bh(&local->airtime[ac].lock); + spin_lock_bh(&local->active_txq_lock[ac]); rx_airtime += sta->airtime[ac].rx_airtime; tx_airtime += sta->airtime[ac].tx_airtime; - v_t[ac] = sta->airtime[ac].v_t; - spin_unlock_bh(&local->airtime[ac].lock); + deficit[ac] = sta->airtime[ac].deficit; + spin_unlock_bh(&local->active_txq_lock[ac]); } p += scnprintf(p, bufsz + buf - p, "RX: %llu us\nTX: %llu us\nWeight: %u\n" - "Virt-T: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", - rx_airtime, tx_airtime, sta->airtime[0].weight, - v_t[0], v_t[1], v_t[2], v_t[3]); + "Deficit: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", + rx_airtime, tx_airtime, sta->airtime_weight, + deficit[0], deficit[1], deficit[2], deficit[3]); rv = simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); kfree(buf); @@ -236,11 +236,11 @@ static ssize_t sta_airtime_write(struct file *file, const char __user *userbuf, int ac; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { - spin_lock_bh(&local->airtime[ac].lock); + spin_lock_bh(&local->active_txq_lock[ac]); sta->airtime[ac].rx_airtime = 0; sta->airtime[ac].tx_airtime = 0; - sta->airtime[ac].v_t = 0; - spin_unlock_bh(&local->airtime[ac].lock); + sta->airtime[ac].deficit = sta->airtime_weight; + spin_unlock_bh(&local->active_txq_lock[ac]); } return count; @@ -263,10 +263,10 @@ static ssize_t sta_aql_read(struct file *file, char __user *userbuf, return -ENOMEM; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { - spin_lock_bh(&local->airtime[ac].lock); + spin_lock_bh(&local->active_txq_lock[ac]); q_limit_l[ac] = sta->airtime[ac].aql_limit_low; q_limit_h[ac] = sta->airtime[ac].aql_limit_high; - spin_unlock_bh(&local->airtime[ac].lock); + spin_unlock_bh(&local->active_txq_lock[ac]); q_depth[ac] = atomic_read(&sta->airtime[ac].aql_tx_pending); } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 2190d08f4e34..f21e456dbad7 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -818,16 +818,20 @@ enum txq_info_flags { * @def_flow: used as a fallback flow when a packet destined to @tin hashes to * a fq_flow which is already owned by a different tin * @def_cvars: codel vars for @def_flow - * @schedule_order: used with ieee80211_local->active_txqs * @frags: used to keep fragments created after dequeue + * @schedule_order: used with ieee80211_local->active_txqs + * @schedule_round: counter to prevent infinite loops on TXQ scheduling */ struct txq_info { struct fq_tin tin; struct codel_vars def_cvars; struct codel_stats cstats; - struct rb_node schedule_order; + + u16 schedule_round; + struct list_head schedule_order; struct sk_buff_head frags; + unsigned long flags; /* keep last! */ @@ -923,8 +927,6 @@ struct ieee80211_link_data { struct ieee80211_key __rcu *default_mgmt_key; struct ieee80211_key __rcu *default_beacon_key; - struct airtime_info airtime[IEEE80211_NUM_ACS]; - struct work_struct csa_finalize_work; bool csa_block_tx; /* write-protected by sdata_lock and local->mtx */ struct cfg80211_chan_def csa_chandef; @@ -1208,44 +1210,6 @@ enum mac80211_scan_state { SCAN_ABORT, }; -/** - * struct airtime_sched_info - state used for airtime scheduling and AQL - * - * @lock: spinlock that protects all the fields in this struct - * @active_txqs: rbtree of currently backlogged queues, sorted by virtual time - * @schedule_pos: the current position maintained while a driver walks the tree - * with ieee80211_next_txq() - * @active_list: list of struct airtime_info structs that were active within - * the last AIRTIME_ACTIVE_DURATION (100 ms), used to compute - * weight_sum - * @last_weight_update: used for rate limiting walking active_list - * @last_schedule_time: tracks the last time a transmission was scheduled; used - * for catching up v_t if no stations are eligible for - * transmission. - * @v_t: global virtual time; queues with v_t < this are eligible for - * transmission - * @weight_sum: total sum of all active stations used for dividing airtime - * @weight_sum_reciprocal: reciprocal of weight_sum (to avoid divisions in fast - * path - see comment above - * IEEE80211_RECIPROCAL_DIVISOR_64) - * @aql_txq_limit_low: AQL limit when total outstanding airtime - * is < IEEE80211_AQL_THRESHOLD - * @aql_txq_limit_high: AQL limit when total outstanding airtime - * is > IEEE80211_AQL_THRESHOLD - */ -struct airtime_sched_info { - spinlock_t lock; - struct rb_root_cached active_txqs; - struct rb_node *schedule_pos; - struct list_head active_list; - u64 last_weight_update; - u64 last_schedule_activity; - u64 v_t; - u64 weight_sum; - u64 weight_sum_reciprocal; - u32 aql_txq_limit_low; - u32 aql_txq_limit_high; -}; DECLARE_STATIC_KEY_FALSE(aql_disable); struct ieee80211_local { @@ -1259,8 +1223,13 @@ struct ieee80211_local { struct codel_params cparams; /* protects active_txqs and txqi->schedule_order */ - struct airtime_sched_info airtime[IEEE80211_NUM_ACS]; + spinlock_t active_txq_lock[IEEE80211_NUM_ACS]; + struct list_head active_txqs[IEEE80211_NUM_ACS]; + u16 schedule_round[IEEE80211_NUM_ACS]; + u16 airtime_flags; + u32 aql_txq_limit_low[IEEE80211_NUM_ACS]; + u32 aql_txq_limit_high[IEEE80211_NUM_ACS]; u32 aql_threshold; atomic_t aql_total_pending_airtime; @@ -1683,125 +1652,6 @@ static inline bool txq_has_queue(struct ieee80211_txq *txq) return !(skb_queue_empty(&txqi->frags) && !txqi->tin.backlog_packets); } -static inline struct airtime_info *to_airtime_info(struct ieee80211_txq *txq) -{ - struct ieee80211_sub_if_data *sdata; - struct sta_info *sta; - - if (txq->sta) { - sta = container_of(txq->sta, struct sta_info, sta); - return &sta->airtime[txq->ac]; - } - - sdata = vif_to_sdata(txq->vif); - return &sdata->deflink.airtime[txq->ac]; -} - -/* To avoid divisions in the fast path, we keep pre-computed reciprocals for - * airtime weight calculations. There are two different weights to keep track - * of: The per-station weight and the sum of weights per phy. - * - * For the per-station weights (kept in airtime_info below), we use 32-bit - * reciprocals with a devisor of 2^19. This lets us keep the multiplications and - * divisions for the station weights as 32-bit operations at the cost of a bit - * of rounding error for high weights; but the choice of divisor keeps rounding - * errors <10% for weights <2^15, assuming no more than 8ms of airtime is - * reported at a time. - * - * For the per-phy sum of weights the values can get higher, so we use 64-bit - * operations for those with a 32-bit divisor, which should avoid any - * significant rounding errors. - */ -#define IEEE80211_RECIPROCAL_DIVISOR_64 0x100000000ULL -#define IEEE80211_RECIPROCAL_SHIFT_64 32 -#define IEEE80211_RECIPROCAL_DIVISOR_32 0x80000U -#define IEEE80211_RECIPROCAL_SHIFT_32 19 - -static inline void airtime_weight_set(struct airtime_info *air_info, u16 weight) -{ - if (air_info->weight == weight) - return; - - air_info->weight = weight; - if (weight) { - air_info->weight_reciprocal = - IEEE80211_RECIPROCAL_DIVISOR_32 / weight; - } else { - air_info->weight_reciprocal = 0; - } -} - -static inline void airtime_weight_sum_set(struct airtime_sched_info *air_sched, - int weight_sum) -{ - if (air_sched->weight_sum == weight_sum) - return; - - air_sched->weight_sum = weight_sum; - if (air_sched->weight_sum) { - air_sched->weight_sum_reciprocal = IEEE80211_RECIPROCAL_DIVISOR_64; - do_div(air_sched->weight_sum_reciprocal, air_sched->weight_sum); - } else { - air_sched->weight_sum_reciprocal = 0; - } -} - -/* A problem when trying to enforce airtime fairness is that we want to divide - * the airtime between the currently *active* stations. However, basing this on - * the instantaneous queue state of stations doesn't work, as queues tend to - * oscillate very quickly between empty and occupied, leading to the scheduler - * thinking only a single station is active when deciding whether to allow - * transmission (and thus not throttling correctly). - * - * To fix this we use a timer-based notion of activity: a station is considered - * active if it has been scheduled within the last 100 ms; we keep a separate - * list of all the stations considered active in this manner, and lazily update - * the total weight of active stations from this list (filtering the stations in - * the list by their 'last active' time). - * - * We add one additional safeguard to guard against stations that manage to get - * scheduled every 100 ms but don't transmit a lot of data, and thus don't use - * up any airtime. Such stations would be able to get priority for an extended - * period of time if they do start transmitting at full capacity again, and so - * we add an explicit maximum for how far behind a station is allowed to fall in - * the virtual airtime domain. This limit is set to a relatively high value of - * 20 ms because the main mechanism for catching up idle stations is the active - * state as described above; i.e., the hard limit should only be hit in - * pathological cases. - */ -#define AIRTIME_ACTIVE_DURATION (100 * NSEC_PER_MSEC) -#define AIRTIME_MAX_BEHIND 20000 /* 20 ms */ - -static inline bool airtime_is_active(struct airtime_info *air_info, u64 now) -{ - return air_info->last_scheduled >= now - AIRTIME_ACTIVE_DURATION; -} - -static inline void airtime_set_active(struct airtime_sched_info *air_sched, - struct airtime_info *air_info, u64 now) -{ - air_info->last_scheduled = now; - air_sched->last_schedule_activity = now; - list_move_tail(&air_info->list, &air_sched->active_list); -} - -static inline bool airtime_catchup_v_t(struct airtime_sched_info *air_sched, - u64 v_t, u64 now) -{ - air_sched->v_t = v_t; - return true; -} - -static inline void init_airtime_info(struct airtime_info *air_info, - struct airtime_sched_info *air_sched) -{ - atomic_set(&air_info->aql_tx_pending, 0); - air_info->aql_limit_low = air_sched->aql_txq_limit_low; - air_info->aql_limit_high = air_sched->aql_txq_limit_high; - airtime_weight_set(air_info, IEEE80211_DEFAULT_AIRTIME_WEIGHT); - INIT_LIST_HEAD(&air_info->list); -} - static inline bool ieee80211_have_rx_timestamp(struct ieee80211_rx_status *status) { @@ -2047,14 +1897,6 @@ int ieee80211_tx_control_port(struct wiphy *wiphy, struct net_device *dev, u64 *cookie); int ieee80211_probe_mesh_link(struct wiphy *wiphy, struct net_device *dev, const u8 *buf, size_t len); -void ieee80211_resort_txq(struct ieee80211_hw *hw, - struct ieee80211_txq *txq); -void ieee80211_unschedule_txq(struct ieee80211_hw *hw, - struct ieee80211_txq *txq, - bool purge); -void ieee80211_update_airtime_weight(struct ieee80211_local *local, - struct airtime_sched_info *air_sched, - u64 now, bool force); /* HT */ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 0cf5a395d925..56dd831fe45f 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -2176,10 +2176,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, } } - for (i = 0; i < IEEE80211_NUM_ACS; i++) - init_airtime_info(&sdata->deflink.airtime[i], - &local->airtime[i]); - ieee80211_set_default_queues(sdata); sdata->deflink.ap_power_level = IEEE80211_UNSET_POWER_LEVEL; diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 08f153b82a23..e6c1cafbe9e5 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -784,13 +784,10 @@ struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len, spin_lock_init(&local->queue_stop_reason_lock); for (i = 0; i < IEEE80211_NUM_ACS; i++) { - struct airtime_sched_info *air_sched = &local->airtime[i]; - - air_sched->active_txqs = RB_ROOT_CACHED; - INIT_LIST_HEAD(&air_sched->active_list); - spin_lock_init(&air_sched->lock); - air_sched->aql_txq_limit_low = IEEE80211_DEFAULT_AQL_TXQ_LIMIT_L; - air_sched->aql_txq_limit_high = + INIT_LIST_HEAD(&local->active_txqs[i]); + spin_lock_init(&local->active_txq_lock[i]); + local->aql_txq_limit_low[i] = IEEE80211_DEFAULT_AQL_TXQ_LIMIT_L; + local->aql_txq_limit_high[i] = IEEE80211_DEFAULT_AQL_TXQ_LIMIT_H; } diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index d017ad14d7db..834d2171f344 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -1565,8 +1565,12 @@ static void sta_ps_start(struct sta_info *sta) for (tid = 0; tid < IEEE80211_NUM_TIDS; tid++) { struct ieee80211_txq *txq = sta->sta.txq[tid]; + struct txq_info *txqi = to_txq_info(txq); - ieee80211_unschedule_txq(&local->hw, txq, false); + spin_lock(&local->active_txq_lock[txq->ac]); + if (!list_empty(&txqi->schedule_order)) + list_del_init(&txqi->schedule_order); + spin_unlock(&local->active_txq_lock[txq->ac]); if (txq_has_queue(txq)) set_bit(tid, &sta->txq_buffered_tids); diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 014032369994..a1a2118b4bf0 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -559,11 +559,15 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, if (sta_prepare_rate_control(local, sta, gfp)) goto free_txq; + sta->airtime_weight = IEEE80211_DEFAULT_AIRTIME_WEIGHT; for (i = 0; i < IEEE80211_NUM_ACS; i++) { skb_queue_head_init(&sta->ps_tx_buf[i]); skb_queue_head_init(&sta->tx_filtered[i]); - init_airtime_info(&sta->airtime[i], &local->airtime[i]); + sta->airtime[i].deficit = sta->airtime_weight; + atomic_set(&sta->airtime[i].aql_tx_pending, 0); + sta->airtime[i].aql_limit_low = local->aql_txq_limit_low[i]; + sta->airtime[i].aql_limit_high = local->aql_txq_limit_high[i]; } for (i = 0; i < IEEE80211_NUM_TIDS; i++) @@ -2035,59 +2039,24 @@ void ieee80211_sta_set_buffered(struct ieee80211_sta *pubsta, } EXPORT_SYMBOL(ieee80211_sta_set_buffered); -void ieee80211_register_airtime(struct ieee80211_txq *txq, - u32 tx_airtime, u32 rx_airtime) +void ieee80211_sta_register_airtime(struct ieee80211_sta *pubsta, u8 tid, + u32 tx_airtime, u32 rx_airtime) { - struct ieee80211_sub_if_data *sdata = vif_to_sdata(txq->vif); - struct ieee80211_local *local = sdata->local; - u64 weight_sum, weight_sum_reciprocal; - struct airtime_sched_info *air_sched; - struct airtime_info *air_info; + struct sta_info *sta = container_of(pubsta, struct sta_info, sta); + struct ieee80211_local *local = sta->sdata->local; + u8 ac = ieee80211_ac_from_tid(tid); u32 airtime = 0; - air_sched = &local->airtime[txq->ac]; - air_info = to_airtime_info(txq); - - if (local->airtime_flags & AIRTIME_USE_TX) + if (sta->local->airtime_flags & AIRTIME_USE_TX) airtime += tx_airtime; - if (local->airtime_flags & AIRTIME_USE_RX) + if (sta->local->airtime_flags & AIRTIME_USE_RX) airtime += rx_airtime; - /* Weights scale so the unit weight is 256 */ - airtime <<= 8; - - spin_lock_bh(&air_sched->lock); - - air_info->tx_airtime += tx_airtime; - air_info->rx_airtime += rx_airtime; - - if (air_sched->weight_sum) { - weight_sum = air_sched->weight_sum; - weight_sum_reciprocal = air_sched->weight_sum_reciprocal; - } else { - weight_sum = air_info->weight; - weight_sum_reciprocal = air_info->weight_reciprocal; - } - - /* Round the calculation of global vt */ - air_sched->v_t += (u64)((airtime + (weight_sum >> 1)) * - weight_sum_reciprocal) >> IEEE80211_RECIPROCAL_SHIFT_64; - air_info->v_t += (u32)((airtime + (air_info->weight >> 1)) * - air_info->weight_reciprocal) >> IEEE80211_RECIPROCAL_SHIFT_32; - ieee80211_resort_txq(&local->hw, txq); - - spin_unlock_bh(&air_sched->lock); -} - -void ieee80211_sta_register_airtime(struct ieee80211_sta *pubsta, u8 tid, - u32 tx_airtime, u32 rx_airtime) -{ - struct ieee80211_txq *txq = pubsta->txq[tid]; - - if (!txq) - return; - - ieee80211_register_airtime(txq, tx_airtime, rx_airtime); + spin_lock_bh(&local->active_txq_lock[ac]); + sta->airtime[ac].tx_airtime += tx_airtime; + sta->airtime[ac].rx_airtime += rx_airtime; + sta->airtime[ac].deficit -= airtime; + spin_unlock_bh(&local->active_txq_lock[ac]); } EXPORT_SYMBOL(ieee80211_sta_register_airtime); @@ -2501,7 +2470,7 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, } if (!(sinfo->filled & BIT_ULL(NL80211_STA_INFO_AIRTIME_WEIGHT))) { - sinfo->airtime_weight = sta->airtime[0].weight; + sinfo->airtime_weight = sta->airtime_weight; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_AIRTIME_WEIGHT); } diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 4e0b969891de..3e26ad3be800 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -135,25 +135,18 @@ enum ieee80211_agg_stop_reason { #define AIRTIME_USE_TX BIT(0) #define AIRTIME_USE_RX BIT(1) - struct airtime_info { u64 rx_airtime; u64 tx_airtime; - u64 v_t; - u64 last_scheduled; - struct list_head list; + s64 deficit; atomic_t aql_tx_pending; /* Estimated airtime for frames pending */ u32 aql_limit_low; u32 aql_limit_high; - u32 weight_reciprocal; - u16 weight; }; void ieee80211_sta_update_pending_airtime(struct ieee80211_local *local, struct sta_info *sta, u8 ac, u16 tx_airtime, bool tx_completed); -void ieee80211_register_airtime(struct ieee80211_txq *txq, - u32 tx_airtime, u32 rx_airtime); struct sta_info; @@ -609,6 +602,7 @@ struct link_sta_info { * @tid_seq: per-TID sequence numbers for sending to this STA * @airtime: per-AC struct airtime_info describing airtime statistics for this * station + * @airtime_weight: station weight for airtime fairness calculation purposes * @ampdu_mlme: A-MPDU state machine state * @mesh: mesh STA information * @debugfs_dir: debug filesystem directory dentry @@ -693,6 +687,7 @@ struct sta_info { u16 tid_seq[IEEE80211_QOS_CTL_TID_MASK + 1]; struct airtime_info airtime[IEEE80211_NUM_ACS]; + u16 airtime_weight; /* * Aggregation information, locked with lock. diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 5c2202a7ea1c..9bd4d336d444 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -998,25 +998,6 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw, if (!(info->flags & IEEE80211_TX_CTL_INJECTED) && acked) ieee80211_frame_acked(sta, skb); - } else if (wiphy_ext_feature_isset(local->hw.wiphy, - NL80211_EXT_FEATURE_AIRTIME_FAIRNESS)) { - struct ieee80211_sub_if_data *sdata; - struct ieee80211_txq *txq; - u32 airtime; - - /* Account airtime to multicast queue */ - sdata = ieee80211_sdata_from_skb(local, skb); - - if (sdata && (txq = sdata->vif.txq)) { - airtime = info->status.tx_time ?: - ieee80211_calc_expected_tx_airtime(hw, - &sdata->vif, - NULL, - skb->len, - false); - - ieee80211_register_airtime(txq, airtime, 0); - } } /* SNMP counters diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index c3e14ef20c05..fcee60ce2456 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -18,7 +18,6 @@ #include #include #include -#include #include #include #include @@ -1479,7 +1478,7 @@ void ieee80211_txq_init(struct ieee80211_sub_if_data *sdata, codel_vars_init(&txqi->def_cvars); codel_stats_init(&txqi->cstats); __skb_queue_head_init(&txqi->frags); - RB_CLEAR_NODE(&txqi->schedule_order); + INIT_LIST_HEAD(&txqi->schedule_order); txqi->txq.vif = &sdata->vif; @@ -1523,7 +1522,9 @@ void ieee80211_txq_purge(struct ieee80211_local *local, ieee80211_purge_tx_queue(&local->hw, &txqi->frags); spin_unlock_bh(&fq->lock); - ieee80211_unschedule_txq(&local->hw, &txqi->txq, true); + spin_lock_bh(&local->active_txq_lock[txqi->txq.ac]); + list_del_init(&txqi->schedule_order); + spin_unlock_bh(&local->active_txq_lock[txqi->txq.ac]); } void ieee80211_txq_set_params(struct ieee80211_local *local) @@ -3802,259 +3803,102 @@ EXPORT_SYMBOL(ieee80211_tx_dequeue); struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) { struct ieee80211_local *local = hw_to_local(hw); - struct airtime_sched_info *air_sched; - u64 now = ktime_get_coarse_boottime_ns(); struct ieee80211_txq *ret = NULL; - struct airtime_info *air_info; - struct txq_info *txqi = NULL; - struct rb_node *node; - bool first = false; + struct txq_info *txqi = NULL, *head = NULL; + bool found_eligible_txq = false; - air_sched = &local->airtime[ac]; - spin_lock_bh(&air_sched->lock); + spin_lock_bh(&local->active_txq_lock[ac]); - node = air_sched->schedule_pos; - -begin: - if (!node) { - node = rb_first_cached(&air_sched->active_txqs); - first = true; - } else { - node = rb_next(node); - } - - if (!node) - goto out; - - txqi = container_of(node, struct txq_info, schedule_order); - air_info = to_airtime_info(&txqi->txq); - - if (air_info->v_t > air_sched->v_t && - (!first || !airtime_catchup_v_t(air_sched, air_info->v_t, now))) + begin: + txqi = list_first_entry_or_null(&local->active_txqs[ac], + struct txq_info, + schedule_order); + if (!txqi) goto out; - if (!ieee80211_txq_airtime_check(hw, &txqi->txq)) { - first = false; - goto begin; - } - - air_sched->schedule_pos = node; - air_sched->last_schedule_activity = now; - ret = &txqi->txq; -out: - spin_unlock_bh(&air_sched->lock); - return ret; -} -EXPORT_SYMBOL(ieee80211_next_txq); - -static void __ieee80211_insert_txq(struct rb_root_cached *root, - struct txq_info *txqi) -{ - struct rb_node **new = &root->rb_root.rb_node; - struct airtime_info *old_air, *new_air; - struct rb_node *parent = NULL; - struct txq_info *__txqi; - bool leftmost = true; - - while (*new) { - parent = *new; - __txqi = rb_entry(parent, struct txq_info, schedule_order); - old_air = to_airtime_info(&__txqi->txq); - new_air = to_airtime_info(&txqi->txq); - - if (new_air->v_t <= old_air->v_t) { - new = &parent->rb_left; - } else { - new = &parent->rb_right; - leftmost = false; - } + if (txqi == head) { + if (!found_eligible_txq) + goto out; + else + found_eligible_txq = false; } - rb_link_node(&txqi->schedule_order, parent, new); - rb_insert_color_cached(&txqi->schedule_order, root, leftmost); -} + if (!head) + head = txqi; -void ieee80211_resort_txq(struct ieee80211_hw *hw, - struct ieee80211_txq *txq) -{ - struct airtime_info *air_info = to_airtime_info(txq); - struct ieee80211_local *local = hw_to_local(hw); - struct txq_info *txqi = to_txq_info(txq); - struct airtime_sched_info *air_sched; - - air_sched = &local->airtime[txq->ac]; - - lockdep_assert_held(&air_sched->lock); + if (txqi->txq.sta) { + struct sta_info *sta = container_of(txqi->txq.sta, + struct sta_info, sta); + bool aql_check = ieee80211_txq_airtime_check(hw, &txqi->txq); + s64 deficit = sta->airtime[txqi->txq.ac].deficit; - if (!RB_EMPTY_NODE(&txqi->schedule_order)) { - struct airtime_info *a_prev = NULL, *a_next = NULL; - struct txq_info *t_prev, *t_next; - struct rb_node *n_prev, *n_next; + if (aql_check) + found_eligible_txq = true; - /* Erasing a node can cause an expensive rebalancing operation, - * so we check the previous and next nodes first and only remove - * and re-insert if the current node is not already in the - * correct position. - */ - if ((n_prev = rb_prev(&txqi->schedule_order)) != NULL) { - t_prev = container_of(n_prev, struct txq_info, - schedule_order); - a_prev = to_airtime_info(&t_prev->txq); - } + if (deficit < 0) + sta->airtime[txqi->txq.ac].deficit += + sta->airtime_weight; - if ((n_next = rb_next(&txqi->schedule_order)) != NULL) { - t_next = container_of(n_next, struct txq_info, - schedule_order); - a_next = to_airtime_info(&t_next->txq); + if (deficit < 0 || !aql_check) { + list_move_tail(&txqi->schedule_order, + &local->active_txqs[txqi->txq.ac]); + goto begin; } - - if ((!a_prev || a_prev->v_t <= air_info->v_t) && - (!a_next || a_next->v_t > air_info->v_t)) - return; - - if (air_sched->schedule_pos == &txqi->schedule_order) - air_sched->schedule_pos = n_prev; - - rb_erase_cached(&txqi->schedule_order, - &air_sched->active_txqs); - RB_CLEAR_NODE(&txqi->schedule_order); - __ieee80211_insert_txq(&air_sched->active_txqs, txqi); } -} -void ieee80211_update_airtime_weight(struct ieee80211_local *local, - struct airtime_sched_info *air_sched, - u64 now, bool force) -{ - struct airtime_info *air_info, *tmp; - u64 weight_sum = 0; - - if (unlikely(!now)) - now = ktime_get_coarse_boottime_ns(); - lockdep_assert_held(&air_sched->lock); - - if (!force && (air_sched->last_weight_update < - now - AIRTIME_ACTIVE_DURATION)) - return; - - list_for_each_entry_safe(air_info, tmp, - &air_sched->active_list, list) { - if (airtime_is_active(air_info, now)) - weight_sum += air_info->weight; - else - list_del_init(&air_info->list); - } - airtime_weight_sum_set(air_sched, weight_sum); - air_sched->last_weight_update = now; -} - -void ieee80211_schedule_txq(struct ieee80211_hw *hw, - struct ieee80211_txq *txq) - __acquires(txq_lock) __releases(txq_lock) -{ - struct ieee80211_local *local = hw_to_local(hw); - struct txq_info *txqi = to_txq_info(txq); - struct airtime_sched_info *air_sched; - u64 now = ktime_get_coarse_boottime_ns(); - struct airtime_info *air_info; - u8 ac = txq->ac; - bool was_active; - - air_sched = &local->airtime[ac]; - air_info = to_airtime_info(txq); - - spin_lock_bh(&air_sched->lock); - was_active = airtime_is_active(air_info, now); - airtime_set_active(air_sched, air_info, now); - - if (!RB_EMPTY_NODE(&txqi->schedule_order)) + if (txqi->schedule_round == local->schedule_round[ac]) goto out; - /* If the station has been inactive for a while, catch up its v_t so it - * doesn't get indefinite priority; see comment above the definition of - * AIRTIME_MAX_BEHIND. - */ - if ((!was_active && air_info->v_t < air_sched->v_t) || - air_info->v_t < air_sched->v_t - AIRTIME_MAX_BEHIND) - air_info->v_t = air_sched->v_t; - - ieee80211_update_airtime_weight(local, air_sched, now, !was_active); - __ieee80211_insert_txq(&air_sched->active_txqs, txqi); + list_del_init(&txqi->schedule_order); + txqi->schedule_round = local->schedule_round[ac]; + ret = &txqi->txq; out: - spin_unlock_bh(&air_sched->lock); -} -EXPORT_SYMBOL(ieee80211_schedule_txq); - -static void __ieee80211_unschedule_txq(struct ieee80211_hw *hw, - struct ieee80211_txq *txq, - bool purge) -{ - struct ieee80211_local *local = hw_to_local(hw); - struct txq_info *txqi = to_txq_info(txq); - struct airtime_sched_info *air_sched; - struct airtime_info *air_info; - - air_sched = &local->airtime[txq->ac]; - air_info = to_airtime_info(&txqi->txq); - - lockdep_assert_held(&air_sched->lock); - - if (purge) { - list_del_init(&air_info->list); - ieee80211_update_airtime_weight(local, air_sched, 0, true); - } - - if (RB_EMPTY_NODE(&txqi->schedule_order)) - return; - - if (air_sched->schedule_pos == &txqi->schedule_order) - air_sched->schedule_pos = rb_prev(&txqi->schedule_order); - - if (!purge) - airtime_set_active(air_sched, air_info, - ktime_get_coarse_boottime_ns()); - - rb_erase_cached(&txqi->schedule_order, - &air_sched->active_txqs); - RB_CLEAR_NODE(&txqi->schedule_order); + spin_unlock_bh(&local->active_txq_lock[ac]); + return ret; } +EXPORT_SYMBOL(ieee80211_next_txq); -void ieee80211_unschedule_txq(struct ieee80211_hw *hw, +void __ieee80211_schedule_txq(struct ieee80211_hw *hw, struct ieee80211_txq *txq, - bool purge) - __acquires(txq_lock) __releases(txq_lock) -{ - struct ieee80211_local *local = hw_to_local(hw); - - spin_lock_bh(&local->airtime[txq->ac].lock); - __ieee80211_unschedule_txq(hw, txq, purge); - spin_unlock_bh(&local->airtime[txq->ac].lock); -} - -void ieee80211_return_txq(struct ieee80211_hw *hw, - struct ieee80211_txq *txq, bool force) + bool force) { struct ieee80211_local *local = hw_to_local(hw); struct txq_info *txqi = to_txq_info(txq); - spin_lock_bh(&local->airtime[txq->ac].lock); - - if (!RB_EMPTY_NODE(&txqi->schedule_order) && !force && - !txq_has_queue(txq)) - __ieee80211_unschedule_txq(hw, txq, false); + spin_lock_bh(&local->active_txq_lock[txq->ac]); + + if (list_empty(&txqi->schedule_order) && + (force || !skb_queue_empty(&txqi->frags) || + txqi->tin.backlog_packets)) { + /* If airtime accounting is active, always enqueue STAs at the + * head of the list to ensure that they only get moved to the + * back by the airtime DRR scheduler once they have a negative + * deficit. A station that already has a negative deficit will + * get immediately moved to the back of the list on the next + * call to ieee80211_next_txq(). + */ + if (txqi->txq.sta && local->airtime_flags && + wiphy_ext_feature_isset(local->hw.wiphy, + NL80211_EXT_FEATURE_AIRTIME_FAIRNESS)) + list_add(&txqi->schedule_order, + &local->active_txqs[txq->ac]); + else + list_add_tail(&txqi->schedule_order, + &local->active_txqs[txq->ac]); + } - spin_unlock_bh(&local->airtime[txq->ac].lock); + spin_unlock_bh(&local->active_txq_lock[txq->ac]); } -EXPORT_SYMBOL(ieee80211_return_txq); +EXPORT_SYMBOL(__ieee80211_schedule_txq); DEFINE_STATIC_KEY_FALSE(aql_disable); bool ieee80211_txq_airtime_check(struct ieee80211_hw *hw, struct ieee80211_txq *txq) { - struct airtime_info *air_info = to_airtime_info(txq); + struct sta_info *sta; struct ieee80211_local *local = hw_to_local(hw); if (!wiphy_ext_feature_isset(local->hw.wiphy, NL80211_EXT_FEATURE_AQL)) @@ -4069,12 +3913,15 @@ bool ieee80211_txq_airtime_check(struct ieee80211_hw *hw, if (unlikely(txq->tid == IEEE80211_NUM_TIDS)) return true; - if (atomic_read(&air_info->aql_tx_pending) < air_info->aql_limit_low) + sta = container_of(txq->sta, struct sta_info, sta); + if (atomic_read(&sta->airtime[txq->ac].aql_tx_pending) < + sta->airtime[txq->ac].aql_limit_low) return true; if (atomic_read(&local->aql_total_pending_airtime) < local->aql_threshold && - atomic_read(&air_info->aql_tx_pending) < air_info->aql_limit_high) + atomic_read(&sta->airtime[txq->ac].aql_tx_pending) < + sta->airtime[txq->ac].aql_limit_high) return true; return false; @@ -4084,59 +3931,60 @@ EXPORT_SYMBOL(ieee80211_txq_airtime_check); bool ieee80211_txq_may_transmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq) { - struct txq_info *first_txqi = NULL, *txqi = to_txq_info(txq); struct ieee80211_local *local = hw_to_local(hw); - struct airtime_sched_info *air_sched; - struct airtime_info *air_info; - struct rb_node *node = NULL; - bool ret = false; - u64 now; - - - if (!ieee80211_txq_airtime_check(hw, txq)) - return false; + struct txq_info *iter, *tmp, *txqi = to_txq_info(txq); + struct sta_info *sta; + u8 ac = txq->ac; - air_sched = &local->airtime[txq->ac]; - spin_lock_bh(&air_sched->lock); + spin_lock_bh(&local->active_txq_lock[ac]); - if (RB_EMPTY_NODE(&txqi->schedule_order)) + if (!txqi->txq.sta) goto out; - now = ktime_get_coarse_boottime_ns(); + if (list_empty(&txqi->schedule_order)) + goto out; - /* Like in ieee80211_next_txq(), make sure the first station in the - * scheduling order is eligible for transmission to avoid starvation. - */ - node = rb_first_cached(&air_sched->active_txqs); - if (node) { - first_txqi = container_of(node, struct txq_info, - schedule_order); - air_info = to_airtime_info(&first_txqi->txq); + list_for_each_entry_safe(iter, tmp, &local->active_txqs[ac], + schedule_order) { + if (iter == txqi) + break; - if (air_sched->v_t < air_info->v_t) - airtime_catchup_v_t(air_sched, air_info->v_t, now); + if (!iter->txq.sta) { + list_move_tail(&iter->schedule_order, + &local->active_txqs[ac]); + continue; + } + sta = container_of(iter->txq.sta, struct sta_info, sta); + if (sta->airtime[ac].deficit < 0) + sta->airtime[ac].deficit += sta->airtime_weight; + list_move_tail(&iter->schedule_order, &local->active_txqs[ac]); } - air_info = to_airtime_info(&txqi->txq); - if (air_info->v_t <= air_sched->v_t) { - air_sched->last_schedule_activity = now; - ret = true; - } + sta = container_of(txqi->txq.sta, struct sta_info, sta); + if (sta->airtime[ac].deficit >= 0) + goto out; + + sta->airtime[ac].deficit += sta->airtime_weight; + list_move_tail(&txqi->schedule_order, &local->active_txqs[ac]); + spin_unlock_bh(&local->active_txq_lock[ac]); + return false; out: - spin_unlock_bh(&air_sched->lock); - return ret; + if (!list_empty(&txqi->schedule_order)) + list_del_init(&txqi->schedule_order); + spin_unlock_bh(&local->active_txq_lock[ac]); + + return true; } EXPORT_SYMBOL(ieee80211_txq_may_transmit); void ieee80211_txq_schedule_start(struct ieee80211_hw *hw, u8 ac) { struct ieee80211_local *local = hw_to_local(hw); - struct airtime_sched_info *air_sched = &local->airtime[ac]; - spin_lock_bh(&air_sched->lock); - air_sched->schedule_pos = NULL; - spin_unlock_bh(&air_sched->lock); + spin_lock_bh(&local->active_txq_lock[ac]); + local->schedule_round[ac]++; + spin_unlock_bh(&local->active_txq_lock[ac]); } EXPORT_SYMBOL(ieee80211_txq_schedule_start); -- cgit v1.2.3 From 445452d438e2f40355e2ed1aa9894e7094237dc9 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:06 +0200 Subject: wifi: mac80211: make sta airtime deficit field s32 instead of s64 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 32 bit is more than enough range for the airtime deficit Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-2-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/debugfs_sta.c | 4 ++-- net/mac80211/sta_info.h | 2 +- net/mac80211/tx.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index 1dc238fc24f0..d3397c1248d3 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -202,7 +202,7 @@ static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, size_t bufsz = 400; char *buf = kzalloc(bufsz, GFP_KERNEL), *p = buf; u64 rx_airtime = 0, tx_airtime = 0; - s64 deficit[IEEE80211_NUM_ACS]; + s32 deficit[IEEE80211_NUM_ACS]; ssize_t rv; int ac; @@ -219,7 +219,7 @@ static ssize_t sta_airtime_read(struct file *file, char __user *userbuf, p += scnprintf(p, bufsz + buf - p, "RX: %llu us\nTX: %llu us\nWeight: %u\n" - "Deficit: VO: %lld us VI: %lld us BE: %lld us BK: %lld us\n", + "Deficit: VO: %d us VI: %d us BE: %d us BK: %d us\n", rx_airtime, tx_airtime, sta->airtime_weight, deficit[0], deficit[1], deficit[2], deficit[3]); diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 3e26ad3be800..44ebf17f2808 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -138,7 +138,7 @@ enum ieee80211_agg_stop_reason { struct airtime_info { u64 rx_airtime; u64 tx_airtime; - s64 deficit; + s32 deficit; atomic_t aql_tx_pending; /* Estimated airtime for frames pending */ u32 aql_limit_low; u32 aql_limit_high; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index fcee60ce2456..a615cadf7728 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3830,7 +3830,7 @@ struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) struct sta_info *sta = container_of(txqi->txq.sta, struct sta_info, sta); bool aql_check = ieee80211_txq_airtime_check(hw, &txqi->txq); - s64 deficit = sta->airtime[txqi->txq.ac].deficit; + s32 deficit = sta->airtime[txqi->txq.ac].deficit; if (aql_check) found_eligible_txq = true; -- cgit v1.2.3 From 9c1be3cde0046c7b06e69238a7af94039b3bed85 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:07 +0200 Subject: wifi: mac80211: consider aql_tx_pending when checking airtime deficit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When queueing packets for a station, deficit only gets added once the packets have been transmitted, which could be much later. During that time, a lot of temporary unfairness could happen, which could lead to bursty behavior. Fix this by subtracting the aql_tx_pending when checking the deficit in tx scheduling. Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-3-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/tx.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index a615cadf7728..0509486ac40a 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3800,6 +3800,13 @@ out: } EXPORT_SYMBOL(ieee80211_tx_dequeue); +static inline s32 ieee80211_sta_deficit(struct sta_info *sta, u8 ac) +{ + struct airtime_info *air_info = &sta->airtime[ac]; + + return air_info->deficit - atomic_read(&air_info->aql_tx_pending); +} + struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) { struct ieee80211_local *local = hw_to_local(hw); @@ -3830,7 +3837,7 @@ struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) struct sta_info *sta = container_of(txqi->txq.sta, struct sta_info, sta); bool aql_check = ieee80211_txq_airtime_check(hw, &txqi->txq); - s32 deficit = sta->airtime[txqi->txq.ac].deficit; + s32 deficit = ieee80211_sta_deficit(sta, txqi->txq.ac); if (aql_check) found_eligible_txq = true; @@ -3955,7 +3962,7 @@ bool ieee80211_txq_may_transmit(struct ieee80211_hw *hw, continue; } sta = container_of(iter->txq.sta, struct sta_info, sta); - if (sta->airtime[ac].deficit < 0) + if (ieee80211_sta_deficit(sta, ac) < 0) sta->airtime[ac].deficit += sta->airtime_weight; list_move_tail(&iter->schedule_order, &local->active_txqs[ac]); } -- cgit v1.2.3 From 8ccc07028cb7aaa6ad313f24a9442c7796416e19 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:08 +0200 Subject: wifi: mac80211: keep recently active tx queues in scheduling list MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This allows proper deficit accounting to ensure that they don't carry their deficit until the next time they become active Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-4-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 7 +++++++ net/mac80211/sta_info.h | 1 + net/mac80211/tx.c | 40 ++++++++++++++++++++++++++++++++++++---- 3 files changed, 44 insertions(+), 4 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index f21e456dbad7..c55e1dcba716 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -83,6 +83,13 @@ extern const u8 ieee80211_ac_to_qos_mask[IEEE80211_NUM_ACS]; #define IEEE80211_MAX_NAN_INSTANCE_ID 255 + +/* + * Keep a station's queues on the active list for deficit accounting purposes + * if it was active or queued during the last 100ms + */ +#define AIRTIME_ACTIVE_DURATION (HZ / 10) + struct ieee80211_bss { u32 device_ts_beacon, device_ts_presp; diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 44ebf17f2808..70ee55ec5518 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -138,6 +138,7 @@ enum ieee80211_agg_stop_reason { struct airtime_info { u64 rx_airtime; u64 tx_airtime; + u32 last_active; s32 deficit; atomic_t aql_tx_pending; /* Estimated airtime for frames pending */ u32 aql_limit_low; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 0509486ac40a..71c1d2a5eef3 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3807,6 +3807,36 @@ static inline s32 ieee80211_sta_deficit(struct sta_info *sta, u8 ac) return air_info->deficit - atomic_read(&air_info->aql_tx_pending); } +static void +ieee80211_txq_set_active(struct txq_info *txqi) +{ + struct sta_info *sta; + + if (!txqi->txq.sta) + return; + + sta = container_of(txqi->txq.sta, struct sta_info, sta); + sta->airtime[txqi->txq.ac].last_active = (u32)jiffies; +} + +static bool +ieee80211_txq_keep_active(struct txq_info *txqi) +{ + struct sta_info *sta; + u32 diff; + + if (!txqi->txq.sta) + return false; + + sta = container_of(txqi->txq.sta, struct sta_info, sta); + if (ieee80211_sta_deficit(sta, txqi->txq.ac) >= 0) + return false; + + diff = (u32)jiffies - sta->airtime[txqi->txq.ac].last_active; + + return diff <= AIRTIME_ACTIVE_DURATION; +} + struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) { struct ieee80211_local *local = hw_to_local(hw); @@ -3853,7 +3883,6 @@ struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) } } - if (txqi->schedule_round == local->schedule_round[ac]) goto out; @@ -3873,12 +3902,13 @@ void __ieee80211_schedule_txq(struct ieee80211_hw *hw, { struct ieee80211_local *local = hw_to_local(hw); struct txq_info *txqi = to_txq_info(txq); + bool has_queue; spin_lock_bh(&local->active_txq_lock[txq->ac]); + has_queue = force || txq_has_queue(txq); if (list_empty(&txqi->schedule_order) && - (force || !skb_queue_empty(&txqi->frags) || - txqi->tin.backlog_packets)) { + (has_queue || ieee80211_txq_keep_active(txqi))) { /* If airtime accounting is active, always enqueue STAs at the * head of the list to ensure that they only get moved to the * back by the airtime DRR scheduler once they have a negative @@ -3886,7 +3916,7 @@ void __ieee80211_schedule_txq(struct ieee80211_hw *hw, * get immediately moved to the back of the list on the next * call to ieee80211_next_txq(). */ - if (txqi->txq.sta && local->airtime_flags && + if (txqi->txq.sta && local->airtime_flags && has_queue && wiphy_ext_feature_isset(local->hw.wiphy, NL80211_EXT_FEATURE_AIRTIME_FAIRNESS)) list_add(&txqi->schedule_order, @@ -3894,6 +3924,8 @@ void __ieee80211_schedule_txq(struct ieee80211_hw *hw, else list_add_tail(&txqi->schedule_order, &local->active_txqs[txq->ac]); + if (has_queue) + ieee80211_txq_set_active(txqi); } spin_unlock_bh(&local->active_txq_lock[txq->ac]); -- cgit v1.2.3 From 8e4bac0671054ba1ad2e3d41aa568ac55f51affd Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:09 +0200 Subject: wifi: mac80211: add a per-PHY AQL limit to improve fairness MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to maintain fairness, the amount of queueing needs to be limited beyond the simple per-station AQL budget, otherwise the driver can simply repeatedly do scheduling rounds until all queues that have not used their AQL budget become eligble. To be conservative, use the high AQL limit for the first txq and add half of the low AQL for each subsequent queue. Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-5-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 1 + net/mac80211/main.c | 1 + net/mac80211/sta_info.c | 10 +++++++--- net/mac80211/tx.c | 35 ++++++++++++++++++++++++++++++++++- 4 files changed, 43 insertions(+), 4 deletions(-) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index c55e1dcba716..f08060a36ef2 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1239,6 +1239,7 @@ struct ieee80211_local { u32 aql_txq_limit_high[IEEE80211_NUM_ACS]; u32 aql_threshold; atomic_t aql_total_pending_airtime; + atomic_t aql_ac_pending_airtime[IEEE80211_NUM_ACS]; const struct ieee80211_ops *ops; diff --git a/net/mac80211/main.c b/net/mac80211/main.c index e6c1cafbe9e5..929bbdf55213 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -789,6 +789,7 @@ struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len, local->aql_txq_limit_low[i] = IEEE80211_DEFAULT_AQL_TXQ_LIMIT_L; local->aql_txq_limit_high[i] = IEEE80211_DEFAULT_AQL_TXQ_LIMIT_H; + atomic_set(&local->aql_ac_pending_airtime[i], 0); } local->airtime_flags = AIRTIME_USE_TX | AIRTIME_USE_RX; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index a1a2118b4bf0..28ab55a072c6 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -2075,6 +2075,7 @@ void ieee80211_sta_update_pending_airtime(struct ieee80211_local *local, &sta->airtime[ac].aql_tx_pending); atomic_add(tx_airtime, &local->aql_total_pending_airtime); + atomic_add(tx_airtime, &local->aql_ac_pending_airtime[ac]); return; } @@ -2086,14 +2087,17 @@ void ieee80211_sta_update_pending_airtime(struct ieee80211_local *local, tx_pending, 0); } + atomic_sub(tx_airtime, &local->aql_total_pending_airtime); tx_pending = atomic_sub_return(tx_airtime, - &local->aql_total_pending_airtime); + &local->aql_ac_pending_airtime[ac]); if (WARN_ONCE(tx_pending < 0, "Device %s AC %d pending airtime underflow: %u, %u", wiphy_name(local->hw.wiphy), ac, tx_pending, - tx_airtime)) - atomic_cmpxchg(&local->aql_total_pending_airtime, + tx_airtime)) { + atomic_cmpxchg(&local->aql_ac_pending_airtime[ac], tx_pending, 0); + atomic_sub(tx_pending, &local->aql_total_pending_airtime); + } } int sta_info_move_state(struct sta_info *sta, diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 71c1d2a5eef3..b2430cf8332b 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3846,6 +3846,9 @@ struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac) spin_lock_bh(&local->active_txq_lock[ac]); + if (!local->schedule_round[ac]) + goto out; + begin: txqi = list_first_entry_or_null(&local->active_txqs[ac], struct txq_info, @@ -3967,6 +3970,25 @@ bool ieee80211_txq_airtime_check(struct ieee80211_hw *hw, } EXPORT_SYMBOL(ieee80211_txq_airtime_check); +static bool +ieee80211_txq_schedule_airtime_check(struct ieee80211_local *local, u8 ac) +{ + unsigned int num_txq = 0; + struct txq_info *txq; + u32 aql_limit; + + if (!wiphy_ext_feature_isset(local->hw.wiphy, NL80211_EXT_FEATURE_AQL)) + return true; + + list_for_each_entry(txq, &local->active_txqs[ac], schedule_order) + num_txq++; + + aql_limit = (num_txq - 1) * local->aql_txq_limit_low[ac] / 2 + + local->aql_txq_limit_high[ac]; + + return atomic_read(&local->aql_ac_pending_airtime[ac]) < aql_limit; +} + bool ieee80211_txq_may_transmit(struct ieee80211_hw *hw, struct ieee80211_txq *txq) { @@ -3983,6 +4005,9 @@ bool ieee80211_txq_may_transmit(struct ieee80211_hw *hw, if (list_empty(&txqi->schedule_order)) goto out; + if (!ieee80211_txq_schedule_airtime_check(local, ac)) + goto out; + list_for_each_entry_safe(iter, tmp, &local->active_txqs[ac], schedule_order) { if (iter == txqi) @@ -4022,7 +4047,15 @@ void ieee80211_txq_schedule_start(struct ieee80211_hw *hw, u8 ac) struct ieee80211_local *local = hw_to_local(hw); spin_lock_bh(&local->active_txq_lock[ac]); - local->schedule_round[ac]++; + + if (ieee80211_txq_schedule_airtime_check(local, ac)) { + local->schedule_round[ac]++; + if (!local->schedule_round[ac]) + local->schedule_round[ac]++; + } else { + local->schedule_round[ac] = 0; + } + spin_unlock_bh(&local->active_txq_lock[ac]); } EXPORT_SYMBOL(ieee80211_txq_schedule_start); -- cgit v1.2.3 From 3db2c5604f39e3760fa67ca8c8905c4b19339230 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:10 +0200 Subject: wifi: mac80211: add debugfs file to display per-phy AQL pending airtime MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Now that the global pending airtime is more relevant for airtime fairness, it makes sense to make it accessible via debugfs for debugging Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-6-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/debugfs.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c index 0c748b1eb023..4d4341249759 100644 --- a/net/mac80211/debugfs.c +++ b/net/mac80211/debugfs.c @@ -201,6 +201,36 @@ static const struct file_operations airtime_flags_ops = { .llseek = default_llseek, }; +static ssize_t aql_pending_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_local *local = file->private_data; + char buf[400]; + int len = 0; + + len = scnprintf(buf, sizeof(buf), + "AC AQL pending\n" + "VO %u us\n" + "VI %u us\n" + "BE %u us\n" + "BK %u us\n" + "total %u us\n", + atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_VO]), + atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_VI]), + atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_BE]), + atomic_read(&local->aql_ac_pending_airtime[IEEE80211_AC_BK]), + atomic_read(&local->aql_total_pending_airtime)); + return simple_read_from_buffer(user_buf, count, ppos, + buf, len); +} + +static const struct file_operations aql_pending_ops = { + .read = aql_pending_read, + .open = simple_open, + .llseek = default_llseek, +}; + static ssize_t aql_txq_limit_read(struct file *file, char __user *user_buf, size_t count, @@ -631,6 +661,7 @@ void debugfs_hw_add(struct ieee80211_local *local) DEBUGFS_ADD(hw_conf); DEBUGFS_ADD_MODE(force_tx_status, 0600); DEBUGFS_ADD_MODE(aql_enable, 0600); + DEBUGFS_ADD(aql_pending); if (local->ops->wake_tx_queue) DEBUGFS_ADD_MODE(aqm, 0600); -- cgit v1.2.3 From c77bfab9237109d93162d9fce0d69f97aed5dc40 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 25 Jun 2022 23:24:11 +0200 Subject: wifi: mac80211: only accumulate airtime deficit for active clients MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When a client does not generate any local tx activity, accumulating airtime deficit for the round-robin scheduler can be harmful. If this goes on for too long, the deficit could grow quite large, which might cause unreasonable initial latency once the client becomes active Signed-off-by: Felix Fietkau Acked-by: Toke Høiland-Jørgensen Link: https://lore.kernel.org/r/20220625212411.36675-7-nbd@nbd.name Signed-off-by: Johannes Berg --- net/mac80211/sta_info.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 28ab55a072c6..c9852f71e8e1 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -2046,6 +2046,7 @@ void ieee80211_sta_register_airtime(struct ieee80211_sta *pubsta, u8 tid, struct ieee80211_local *local = sta->sdata->local; u8 ac = ieee80211_ac_from_tid(tid); u32 airtime = 0; + u32 diff; if (sta->local->airtime_flags & AIRTIME_USE_TX) airtime += tx_airtime; @@ -2055,7 +2056,11 @@ void ieee80211_sta_register_airtime(struct ieee80211_sta *pubsta, u8 tid, spin_lock_bh(&local->active_txq_lock[ac]); sta->airtime[ac].tx_airtime += tx_airtime; sta->airtime[ac].rx_airtime += rx_airtime; - sta->airtime[ac].deficit -= airtime; + + diff = (u32)jiffies - sta->airtime[ac].last_active; + if (diff <= AIRTIME_ACTIVE_DURATION) + sta->airtime[ac].deficit -= airtime; + spin_unlock_bh(&local->active_txq_lock[ac]); } EXPORT_SYMBOL(ieee80211_sta_register_airtime); -- cgit v1.2.3 From 591e73ee3f737098723406bcfae43673add31881 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 27 Jun 2022 12:28:31 +0200 Subject: wifi: mac80211: properly skip link info driver update If the interface isn't (yet) added to the driver, skip the link info update. This was previously done for the BSS info changes, but I forgot to copy the same check here. Fixes: 7b7090b4c6a9 ("wifi: mac80211: split bss_info_changed method") Reported-by: syzbot+bce2ca140cc00578ed07@syzkaller.appspotmail.com Signed-off-by: Johannes Berg --- net/mac80211/main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 929bbdf55213..c34f06039dda 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -281,6 +281,9 @@ void ieee80211_link_info_change_notify(struct ieee80211_sub_if_data *sdata, if (!changed || sdata->vif.type == NL80211_IFTYPE_AP_VLAN) return; + if (!check_sdata_in_driver(sdata)) + return; + drv_link_info_changed(local, sdata, link_id, changed); } -- cgit v1.2.3 From 77e7b6ba78edf817bddfa97fadb15a971992b1ee Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 27 Jun 2022 12:36:03 +0200 Subject: wifi: cfg80211: handle IBSS in channel switch Prior to commit 7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs") the interface type didn't really matter here, but now we need to handle all of the possible cases. Add IBSS ("ADHOC") and handle it. Fixes: 7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs") Reported-by: syzbot+90d912872157e63589e4@syzkaller.appspotmail.com Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 6a45801c783c..efdf0148a8fa 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -18558,6 +18558,9 @@ void cfg80211_ch_switch_notify(struct net_device *dev, case NL80211_IFTYPE_P2P_GO: wdev->links[link_id].ap.chandef = *chandef; break; + case NL80211_IFTYPE_ADHOC: + wdev->u.ibss.chandef = *chandef; + break; default: WARN_ON(1); break; -- cgit v1.2.3 From 206bbcf76121664e95a42e1c014c3fe168d07a3d Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 27 Jun 2022 12:43:37 +0200 Subject: wifi: nl80211: hold wdev mutex for tid config We need wdev_chandef() in this code, which now requires the wdev mutex due to the per-link nature. Hold it here to make sure we can access the link. Reported-by: syzbot+b4e9aa0f32ffd9902442@syzkaller.appspotmail.com Fixes: 7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs") Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index efdf0148a8fa..1b24befb9007 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -15433,6 +15433,8 @@ static int nl80211_set_tid_config(struct sk_buff *skb, if (info->attrs[NL80211_ATTR_MAC]) tid_config->peer = nla_data(info->attrs[NL80211_ATTR_MAC]); + wdev_lock(dev->ieee80211_ptr); + nla_for_each_nested(tid, info->attrs[NL80211_ATTR_TID_CONFIG], rem_conf) { ret = nla_parse_nested(attrs, NL80211_TID_CONFIG_ATTR_MAX, @@ -15454,6 +15456,7 @@ static int nl80211_set_tid_config(struct sk_buff *skb, bad_tid_conf: kfree(tid_config); + wdev_unlock(dev->ieee80211_ptr); return ret; } -- cgit v1.2.3 From c2653990d5729a445296d6d04395be5dea8e282e Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 27 Jun 2022 12:49:03 +0200 Subject: wifi: nl80211: acquire wdev mutex earlier in start_ap We need to hold the wdev mutex already in order to call nl80211_parse_tx_bitrate_mask(), so acquire it earlier. Fixes: 7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs") Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 1b24befb9007..b583a76ef492 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5771,18 +5771,20 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) goto out; } + wdev_lock(wdev); + if (info->attrs[NL80211_ATTR_TX_RATES]) { err = nl80211_parse_tx_bitrate_mask(info, info->attrs, NL80211_ATTR_TX_RATES, ¶ms->beacon_rate, dev, false, link_id); if (err) - goto out; + goto out_unlock; err = validate_beacon_tx_rate(rdev, params->chandef.chan->band, ¶ms->beacon_rate); if (err) - goto out; + goto out_unlock; } if (info->attrs[NL80211_ATTR_SMPS_MODE]) { @@ -5795,19 +5797,19 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) if (!(rdev->wiphy.features & NL80211_FEATURE_STATIC_SMPS)) { err = -EINVAL; - goto out; + goto out_unlock; } break; case NL80211_SMPS_DYNAMIC: if (!(rdev->wiphy.features & NL80211_FEATURE_DYNAMIC_SMPS)) { err = -EINVAL; - goto out; + goto out_unlock; } break; default: err = -EINVAL; - goto out; + goto out_unlock; } } else { params->smps_mode = NL80211_SMPS_OFF; @@ -5816,7 +5818,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) params->pbss = nla_get_flag(info->attrs[NL80211_ATTR_PBSS]); if (params->pbss && !rdev->wiphy.bands[NL80211_BAND_60GHZ]) { err = -EOPNOTSUPP; - goto out; + goto out_unlock; } if (info->attrs[NL80211_ATTR_ACL_POLICY]) { @@ -5824,7 +5826,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) if (IS_ERR(params->acl)) { err = PTR_ERR(params->acl); params->acl = NULL; - goto out; + goto out_unlock; } } @@ -5836,7 +5838,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) info->attrs[NL80211_ATTR_HE_OBSS_PD], ¶ms->he_obss_pd); if (err) - goto out; + goto out_unlock; } if (info->attrs[NL80211_ATTR_FILS_DISCOVERY]) { @@ -5844,7 +5846,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) info->attrs[NL80211_ATTR_FILS_DISCOVERY], params); if (err) - goto out; + goto out_unlock; } if (info->attrs[NL80211_ATTR_UNSOL_BCAST_PROBE_RESP]) { @@ -5852,7 +5854,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) rdev, info->attrs[NL80211_ATTR_UNSOL_BCAST_PROBE_RESP], params); if (err) - goto out; + goto out_unlock; } if (info->attrs[NL80211_ATTR_MBSSID_CONFIG]) { @@ -5863,7 +5865,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) params->beacon.mbssid_ies->cnt : 0); if (err) - goto out; + goto out_unlock; } nl80211_calculate_ap_params(params); @@ -5874,7 +5876,6 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) else if (info->attrs[NL80211_ATTR_EXTERNAL_AUTH_SUPPORT]) params->flags |= NL80211_AP_SETTINGS_EXTERNAL_AUTH_SUPPORT; - wdev_lock(wdev); if (wdev->conn_owner_nlportid && info->attrs[NL80211_ATTR_SOCKET_OWNER] && wdev->conn_owner_nlportid != info->snd_portid) { -- cgit v1.2.3 From 31177127e067eb73d5ca46ce32a410e41333d42f Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 27 Jun 2022 12:49:03 +0200 Subject: wifi: nl80211: relax wdev mutex check in wdev_chandef() In many cases we might get here from driver code that's not really set up to care about the locking, and for the non-MLO cases we really don't care so much about it. So relax the checking here for now, perhaps we should even remove it completely since we might not really care if we point to an invalid link's chandef and can require the caller to check the link validity first. Fixes: 7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs") Signed-off-by: Johannes Berg --- net/wireless/chan.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/net/wireless/chan.c b/net/wireless/chan.c index efc2de4bab57..0e5835cd8c61 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -1433,7 +1433,17 @@ EXPORT_SYMBOL(cfg80211_any_usable_channels); struct cfg80211_chan_def *wdev_chandef(struct wireless_dev *wdev, unsigned int link_id) { - ASSERT_WDEV_LOCK(wdev); + /* + * We need to sort out the locking here - in some cases + * where we get here we really just don't care (yet) + * about the valid links, but in others we do. But we + * get here with various driver cases, so we cannot + * easily require the wdev mutex. + */ + if (link_id || wdev->valid_links & BIT(0)) { + ASSERT_WDEV_LOCK(wdev); + WARN_ON(!(wdev->valid_links & BIT(link_id))); + } switch (wdev->iftype) { case NL80211_IFTYPE_MESH_POINT: -- cgit v1.2.3 From d6f671c8a339d5b655acfacb8be6918c744fbabf Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 27 Jun 2022 12:49:03 +0200 Subject: wifi: cfg80211: remove chandef check in cfg80211_cac_event() The current check only worked for AP mode, but we can do radar detection in mesh as well (for example). We could try to check this using wdev_chandef(), but we also don't really care since the chandef is passed in and we have no need to use it anymore (since we added the argument in commit d2859df5e7f0 ("cfg80211/mac80211: DFS setup chandef for cac event")). Change-Id: I856e4344d5e64ff4d2eead0b4c53b11f264be9b8 Fixes: 7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs") Signed-off-by: Johannes Berg --- net/wireless/mlme.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 8a84cf77667c..2bb4da97b66a 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -949,9 +949,6 @@ void cfg80211_cac_event(struct net_device *netdev, if (WARN_ON(!wdev->cac_started && event != NL80211_RADAR_CAC_STARTED)) return; - if (WARN_ON(!wdev->links[0].ap.chandef.chan)) - return; - switch (event) { case NL80211_RADAR_CAC_FINISHED: timeout = wdev->cac_start_time + -- cgit v1.2.3 From ecad3b0b99bff7247a11f8c7cb19ac9b0cb28b09 Mon Sep 17 00:00:00 2001 From: Veerendranath Jakkam Date: Mon, 23 May 2022 18:55:58 +0530 Subject: wifi: cfg80211: Increase akm_suites array size in cfg80211_crypto_settings Increase akm_suites array size in struct cfg80211_crypto_settings to 10 and advertise the capability to userspace. This allows userspace to send more than two AKMs to driver in netlink commands such as NL80211_CMD_CONNECT. This capability is needed for implementing WPA3-Personal transition mode correctly with any driver that handles roaming internally. Currently, the possible AKMs for multi-AKM connect can include PSK, PSK-SHA-256, SAE, FT-PSK and FT-SAE. Since the count is already 5, increasing the akm_suites array size to 10 should be reasonable for future usecases. Signed-off-by: Veerendranath Jakkam Link: https://lore.kernel.org/r/1653312358-12321-1-git-send-email-quic_vjakkam@quicinc.com Signed-off-by: Johannes Berg --- drivers/net/wireless/quantenna/qtnfmac/commands.c | 12 ++++++++---- include/net/cfg80211.h | 11 ++++++++++- include/uapi/linux/nl80211.h | 14 ++++++++++++++ net/wireless/core.c | 6 ++++++ net/wireless/nl80211.c | 7 ++++++- 5 files changed, 44 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c index 3d734a7a5ba8..0fad53693292 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/commands.c +++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c @@ -241,6 +241,7 @@ int qtnf_cmd_send_start_ap(struct qtnf_vif *vif, struct qlink_auth_encr *aen; int ret; int i; + int n; if (!qtnf_cmd_start_ap_can_fit(vif, s)) return -E2BIG; @@ -280,8 +281,9 @@ int qtnf_cmd_send_start_ap(struct qtnf_vif *vif, for (i = 0; i < QLINK_MAX_NR_CIPHER_SUITES; i++) aen->ciphers_pairwise[i] = cpu_to_le32(s->crypto.ciphers_pairwise[i]); - aen->n_akm_suites = cpu_to_le32(s->crypto.n_akm_suites); - for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) + n = min(QLINK_MAX_NR_AKM_SUITES, s->crypto.n_akm_suites); + aen->n_akm_suites = cpu_to_le32(n); + for (i = 0; i < n; i++) aen->akm_suites[i] = cpu_to_le32(s->crypto.akm_suites[i]); aen->control_port = s->crypto.control_port; aen->control_port_no_encrypt = s->crypto.control_port_no_encrypt; @@ -2076,6 +2078,7 @@ int qtnf_cmd_send_connect(struct qtnf_vif *vif, struct qlink_auth_encr *aen; int ret; int i; + int n; u32 connect_flags = 0; cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid, @@ -2132,9 +2135,10 @@ int qtnf_cmd_send_connect(struct qtnf_vif *vif, aen->ciphers_pairwise[i] = cpu_to_le32(sme->crypto.ciphers_pairwise[i]); - aen->n_akm_suites = cpu_to_le32(sme->crypto.n_akm_suites); + n = min(QLINK_MAX_NR_AKM_SUITES, sme->crypto.n_akm_suites); + aen->n_akm_suites = cpu_to_le32(n); - for (i = 0; i < QLINK_MAX_NR_AKM_SUITES; i++) + for (i = 0; i < n; i++) aen->akm_suites[i] = cpu_to_le32(sme->crypto.akm_suites[i]); aen->control_port = sme->crypto.control_port; diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 87ebed6a48bd..6bc161d653f3 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1063,6 +1063,7 @@ struct survey_info { }; #define CFG80211_MAX_WEP_KEYS 4 +#define CFG80211_MAX_NUM_AKM_SUITES 10 /** * struct cfg80211_crypto_settings - Crypto settings @@ -1114,7 +1115,7 @@ struct cfg80211_crypto_settings { int n_ciphers_pairwise; u32 ciphers_pairwise[NL80211_MAX_NR_CIPHER_SUITES]; int n_akm_suites; - u32 akm_suites[NL80211_MAX_NR_AKM_SUITES]; + u32 akm_suites[CFG80211_MAX_NUM_AKM_SUITES]; bool control_port; __be16 control_port_ethertype; bool control_port_no_encrypt; @@ -5200,6 +5201,13 @@ struct wiphy_iftype_akm_suites { * @ema_max_profile_periodicity: maximum profile periodicity supported by * the driver. Setting this field to a non-zero value indicates that the * driver supports enhanced multi-BSSID advertisements (EMA AP). + * @max_num_akm_suites: maximum number of AKM suites allowed for + * configuration through %NL80211_CMD_CONNECT, %NL80211_CMD_ASSOCIATE and + * %NL80211_CMD_START_AP. Set to NL80211_MAX_NR_AKM_SUITES if not set by + * driver. If set by driver minimum allowed value is + * NL80211_MAX_NR_AKM_SUITES in order to avoid compatibility issues with + * legacy userspace and maximum allowed value is + * CFG80211_MAX_NUM_AKM_SUITES. */ struct wiphy { struct mutex mtx; @@ -5346,6 +5354,7 @@ struct wiphy { u8 mbssid_max_interfaces; u8 ema_max_profile_periodicity; + u16 max_num_akm_suites; char priv[] __aligned(NETDEV_ALIGN); }; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 89f64f46b98d..279f9715919e 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -2694,6 +2694,13 @@ enum nl80211_commands { * connection. Used with %NL80211_CMD_CONNECT. If this attribute is not * included in NL80211_CMD_CONNECT drivers must not perform MLO connection. * + * @NL80211_ATTR_MAX_NUM_AKM_SUITES: U16 attribute. Indicates maximum number of + * AKM suites allowed for %NL80211_CMD_CONNECT, %NL80211_CMD_ASSOCIATE and + * %NL80211_CMD_START_AP in %NL80211_CMD_GET_WIPHY response. If this + * attribute is not present userspace shall consider maximum number of AKM + * suites allowed as %NL80211_MAX_NR_AKM_SUITES which is the legacy maximum + * number prior to the introduction of this attribute. + * * @NUM_NL80211_ATTR: total number of nl80211_attrs available * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use @@ -3214,6 +3221,8 @@ enum nl80211_attrs { NL80211_ATTR_MLO_SUPPORT, + NL80211_ATTR_MAX_NUM_AKM_SUITES, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -3268,6 +3277,11 @@ enum nl80211_attrs { #define NL80211_HE_MIN_CAPABILITY_LEN 16 #define NL80211_HE_MAX_CAPABILITY_LEN 54 #define NL80211_MAX_NR_CIPHER_SUITES 5 + +/* + * NL80211_MAX_NR_AKM_SUITES is obsolete when %NL80211_ATTR_MAX_NUM_AKM_SUITES + * present in %NL80211_CMD_GET_WIPHY response. + */ #define NL80211_MAX_NR_AKM_SUITES 2 #define NL80211_EHT_MIN_CAPABILITY_LEN 13 #define NL80211_EHT_MAX_CAPABILITY_LEN 51 diff --git a/net/wireless/core.c b/net/wireless/core.c index 3e5d12040726..6b5321bb1176 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -913,6 +913,12 @@ int wiphy_register(struct wiphy *wiphy) return -EINVAL; #endif + if (!wiphy->max_num_akm_suites) + wiphy->max_num_akm_suites = NL80211_MAX_NR_AKM_SUITES; + else if (wiphy->max_num_akm_suites < NL80211_MAX_NR_AKM_SUITES || + wiphy->max_num_akm_suites > CFG80211_MAX_NUM_AKM_SUITES) + return -EINVAL; + /* check and set up bitrates */ ieee80211_set_bitrate_flags(wiphy); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index b583a76ef492..e2b6740268a6 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -798,6 +798,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = { NLA_POLICY_RANGE(NLA_U8, 0, IEEE80211_MLD_MAX_NUM_LINKS), [NL80211_ATTR_MLD_ADDR] = NLA_POLICY_EXACT_LEN(ETH_ALEN), [NL80211_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG }, + [NL80211_ATTR_MAX_NUM_AKM_SUITES] = { .type = NLA_REJECT }, }; /* policy for the key attributes */ @@ -2932,6 +2933,10 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev, if (nl80211_put_mbssid_support(&rdev->wiphy, msg)) goto nla_put_failure; + if (nla_put_u16(msg, NL80211_ATTR_MAX_NUM_AKM_SUITES, + rdev->wiphy.max_num_akm_suites)) + goto nla_put_failure; + /* done */ state->split_start = 0; break; @@ -10431,7 +10436,7 @@ static int nl80211_crypto_settings(struct cfg80211_registered_device *rdev, if (len % sizeof(u32)) return -EINVAL; - if (settings->n_akm_suites > NL80211_MAX_NR_AKM_SUITES) + if (settings->n_akm_suites > rdev->wiphy.max_num_akm_suites) return -EINVAL; memcpy(settings->akm_suites, data, len); -- cgit v1.2.3 From 8bc65d38ee466897a264c9e336fe21058818b1b1 Mon Sep 17 00:00:00 2001 From: Aloka Dixit Date: Sun, 22 May 2022 23:49:04 -0700 Subject: wifi: nl80211: retrieve EHT related elements in AP mode Add support to retrieve EHT capabilities and EHT operation elements passed by the userspace in the beacon template and store the pointers in struct cfg80211_ap_settings to be used by the drivers. Co-developed-by: Vikram Kandukuri Signed-off-by: Vikram Kandukuri Co-developed-by: Veerendranath Jakkam Signed-off-by: Veerendranath Jakkam Signed-off-by: Aloka Dixit Link: https://lore.kernel.org/r/20220523064904.28523-1-quic_alokad@quicinc.com Signed-off-by: Johannes Berg --- include/net/cfg80211.h | 4 ++++ net/wireless/nl80211.c | 26 ++++++++++++++++++++++++-- 2 files changed, 28 insertions(+), 2 deletions(-) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 6bc161d653f3..140354f5f15b 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1296,6 +1296,8 @@ struct cfg80211_unsol_bcast_probe_resp { * @ht_cap: HT capabilities (or %NULL if HT isn't enabled) * @vht_cap: VHT capabilities (or %NULL if VHT isn't enabled) * @he_cap: HE capabilities (or %NULL if HE isn't enabled) + * @eht_cap: EHT capabilities (or %NULL if EHT isn't enabled) + * @eht_oper: EHT operation IE (or %NULL if EHT isn't enabled) * @ht_required: stations must support HT * @vht_required: stations must support VHT * @twt_responder: Enable Target Wait Time @@ -1332,6 +1334,8 @@ struct cfg80211_ap_settings { const struct ieee80211_vht_cap *vht_cap; const struct ieee80211_he_cap_elem *he_cap; const struct ieee80211_he_operation *he_oper; + const struct ieee80211_eht_cap_elem *eht_cap; + const struct ieee80211_eht_operation *eht_oper; bool ht_required, vht_required, he_required, sae_h2e_required; bool twt_responder; u32 flags; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e2b6740268a6..eda2ad029c90 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5522,7 +5522,7 @@ static void nl80211_check_ap_rate_selectors(struct cfg80211_ap_settings *params, * HT/VHT requirements/capabilities, we parse them out of the IEs for the * benefit of drivers that rebuild IEs in the firmware. */ -static void nl80211_calculate_ap_params(struct cfg80211_ap_settings *params) +static int nl80211_calculate_ap_params(struct cfg80211_ap_settings *params) { const struct cfg80211_beacon_data *bcn = ¶ms->beacon; size_t ies_len = bcn->tail_len; @@ -5548,6 +5548,26 @@ static void nl80211_calculate_ap_params(struct cfg80211_ap_settings *params) cap = cfg80211_find_ext_elem(WLAN_EID_EXT_HE_OPERATION, ies, ies_len); if (cap && cap->datalen >= sizeof(*params->he_oper) + 1) params->he_oper = (void *)(cap->data + 1); + cap = cfg80211_find_ext_elem(WLAN_EID_EXT_EHT_CAPABILITY, ies, ies_len); + if (cap) { + if (!cap->datalen) + return -EINVAL; + params->eht_cap = (void *)(cap->data + 1); + if (!ieee80211_eht_capa_size_ok((const u8 *)params->he_cap, + (const u8 *)params->eht_cap, + cap->datalen - 1)) + return -EINVAL; + } + cap = cfg80211_find_ext_elem(WLAN_EID_EXT_EHT_OPERATION, ies, ies_len); + if (cap) { + if (!cap->datalen) + return -EINVAL; + params->eht_oper = (void *)(cap->data + 1); + if (!ieee80211_eht_oper_size_ok((const u8 *)params->eht_oper, + cap->datalen - 1)) + return -EINVAL; + } + return 0; } static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev, @@ -5873,7 +5893,9 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) goto out_unlock; } - nl80211_calculate_ap_params(params); + err = nl80211_calculate_ap_params(params); + if (err) + goto out_unlock; if (info->attrs[NL80211_ATTR_AP_SETTINGS_FLAGS]) params->flags = nla_get_u32( -- cgit v1.2.3 From 7d1e59a35ffaffcf9bf9c6cde19b7adedeb52045 Mon Sep 17 00:00:00 2001 From: Zhang Jiaming Date: Mon, 4 Jul 2022 11:00:04 +0800 Subject: ath11k: Fix typo in comments There is a typo(isn't') in comments. It maybe 'isn't' instead of 'isn't''. Signed-off-by: Zhang Jiaming Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220704030004.16484-1-jiaming@nfschina.com --- drivers/net/wireless/ath/ath11k/hal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/hal.c b/drivers/net/wireless/ath/ath11k/hal.c index 1dba7b9e0bda..bda71ab5a1f2 100644 --- a/drivers/net/wireless/ath/ath11k/hal.c +++ b/drivers/net/wireless/ath/ath11k/hal.c @@ -1165,7 +1165,7 @@ void ath11k_hal_srng_shadow_update_hp_tp(struct ath11k_base *ab, lockdep_assert_held(&srng->lock); /* check whether the ring is emptry. Update the shadow - * HP only when then ring isn't' empty. + * HP only when then ring isn't empty. */ if (srng->ring_dir == HAL_SRNG_DIR_SRC && *srng->u.src_ring.tp_addr != srng->u.src_ring.hp) -- cgit v1.2.3 From d1954e3e1b66422a7b8fcc0d75054897262f9514 Mon Sep 17 00:00:00 2001 From: Jiang Jian Date: Tue, 21 Jun 2022 16:02:40 +0800 Subject: ath9k: remove unexpected words "the" in comments MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit there is unexpected word "the" in comments need to remove Signed-off-by: Jiang Jian Acked-by: Toke Høiland-Jørgensen Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20220621080240.42198-1-jiangjian@cdjrlc.com --- drivers/net/wireless/ath/ath9k/ar9002_phy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c index fcfed8e59d29..ebdb97999335 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c @@ -498,7 +498,7 @@ static void ar9002_hw_spectral_scan_config(struct ath_hw *ah, else REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN, repeat_bit); - /* on AR92xx, the highest bit of count will make the the chip send + /* on AR92xx, the highest bit of count will make the chip send * spectral samples endlessly. Check if this really was intended, * and fix otherwise. */ -- cgit v1.2.3 From ff3821bc355275ada757dd2be8654dd0aae9c2f9 Mon Sep 17 00:00:00 2001 From: Veerendranath Jakkam Date: Mon, 11 Jul 2022 11:04:43 +0530 Subject: wifi: nl80211: Fix reading NL80211_ATTR_MLO_LINK_ID in nl80211_pre_doit nl80211_pre_doit() using nla_get_u16() to read u8 attribute NL80211_ATTR_MLO_LINK_ID. Fix this by using nla_get_u8() to read NL80211_ATTR_MLO_LINK_ID attribute. Signed-off-by: Veerendranath Jakkam Link: https://lore.kernel.org/r/1657517683-5724-1-git-send-email-quic_vjakkam@quicinc.com Signed-off-by: Johannes Berg --- net/wireless/nl80211.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index eda2ad029c90..e20d0fc9678a 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -15835,7 +15835,7 @@ static int nl80211_pre_doit(const struct genl_ops *ops, struct sk_buff *skb, /* MLO -> require valid link ID */ if (wdev->valid_links && (!link_id || - !(wdev->valid_links & BIT(nla_get_u16(link_id))))) { + !(wdev->valid_links & BIT(nla_get_u8(link_id))))) { err = -EINVAL; goto out_unlock; } -- cgit v1.2.3 From c528d7a2750a27174a30dffe42600f16c15bdb87 Mon Sep 17 00:00:00 2001 From: Veerendranath Jakkam Date: Fri, 8 Jul 2022 22:25:44 +0530 Subject: wifi: cfg80211: fix a comment in cfg80211_mlme_mgmt_tx() A comment in cfg80211_mlme_mgmt_tx() is describing this API used only for transmitting action frames. Fix the comment since cfg80211_mlme_mgmt_tx() can be used to transmit any management frame. Signed-off-by: Veerendranath Jakkam Link: https://lore.kernel.org/r/20220708165545.2072999-1-quic_vjakkam@quicinc.com Signed-off-by: Johannes Berg --- net/wireless/mlme.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 2bb4da97b66a..14584488de67 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -755,7 +755,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev, return -EINVAL; } - /* Transmit the Action frame as requested by user space */ + /* Transmit the management frame as requested by user space */ return rdev_mgmt_tx(rdev, wdev, params, cookie); } -- cgit v1.2.3 From 3c512307de4097aaaab3f4741c7a98fe88afa469 Mon Sep 17 00:00:00 2001 From: Veerendranath Jakkam Date: Fri, 8 Jul 2022 17:56:07 +0530 Subject: wifi: nl80211: fix sending link ID info of associated BSS commit dd374f84baec ("wifi: nl80211: expose link ID for associated BSSes") used a top-level attribute to send link ID of the associated BSS in the nested attribute NL80211_ATTR_BSS. But since NL80211_ATTR_BSS is a nested attribute of the attributes defined in enum nl80211_bss, define a new attribute in enum nl80211_bss and use it for sending the link ID of the BSS. Fixes: dd374f84baec ("wifi: nl80211: expose link ID for associated BSSes") Signed-off-by: Veerendranath Jakkam Reviewed-by: Jeff Johnson Link: https://lore.kernel.org/r/20220708122607.1836958-1-quic_vjakkam@quicinc.com Signed-off-by: Johannes Berg --- include/uapi/linux/nl80211.h | 2 ++ net/wireless/nl80211.c | 3 ++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 279f9715919e..7bb1ae59f3a5 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -4904,6 +4904,7 @@ enum nl80211_bss_scan_width { * Contains a nested array of signal strength attributes (u8, dBm), * using the nesting index as the antenna number. * @NL80211_BSS_FREQUENCY_OFFSET: frequency offset in KHz + * @NL80211_BSS_MLO_LINK_ID: MLO link ID of the BSS (u8). * @__NL80211_BSS_AFTER_LAST: internal * @NL80211_BSS_MAX: highest BSS attribute */ @@ -4929,6 +4930,7 @@ enum nl80211_bss { NL80211_BSS_PARENT_BSSID, NL80211_BSS_CHAIN_SIGNAL, NL80211_BSS_FREQUENCY_OFFSET, + NL80211_BSS_MLO_LINK_ID, /* keep last */ __NL80211_BSS_AFTER_LAST, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e20d0fc9678a..22c4cf6fbb57 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -9991,7 +9991,8 @@ static int nl80211_send_bss(struct sk_buff *msg, struct netlink_callback *cb, (nla_put_u32(msg, NL80211_BSS_STATUS, NL80211_BSS_STATUS_ASSOCIATED) || (wdev->valid_links && - nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID, link_id)))) + nla_put_u8(msg, NL80211_BSS_MLO_LINK_ID, + link_id)))) goto nla_put_failure; } break; -- cgit v1.2.3 From 68608f9991bdb69472b2217758018896185dd2e2 Mon Sep 17 00:00:00 2001 From: MeiChia Chiu Date: Fri, 8 Jul 2022 17:58:23 +0800 Subject: wifi: mac80211: fix center freq calculation in ieee80211_chandef_downgrade When mac80211 downgrades working bandwidth, the center_freq and center_freq1 need to be recalculated. There is a typo in the case of downgrading bandwidth from 320MHz to 160MHz which would cause a wrong frequency value. Reviewed-by: Money Wang Signed-off-by: MeiChia Chiu Link: https://lore.kernel.org/r/20220708095823.12959-1-MeiChia.Chiu@mediatek.com Signed-off-by: Johannes Berg --- net/mac80211/util.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/mac80211/util.c b/net/mac80211/util.c index bccc3a309ed0..bcb4aa7d7599 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -4075,7 +4075,7 @@ u32 ieee80211_chandef_downgrade(struct cfg80211_chan_def *c) /* n_P20 */ tmp = (150 + c->chan->center_freq - c->center_freq1) / 20; /* n_P160 */ - tmp /= 80; + tmp /= 8; c->center_freq1 = c->center_freq1 - 80 + 160 * tmp; c->width = NL80211_CHAN_WIDTH_160; ret = IEEE80211_STA_DISABLE_320MHZ; -- cgit v1.2.3 From 37babce9127f3145366a8f36334f24afa9a5d196 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Mon, 4 Jul 2022 21:16:09 +0200 Subject: wifi: mac80211: Use the bitmap API to allocate bitmaps Use bitmap_zalloc()/bitmap_free() instead of hand-writing them. It is less verbose and it improves the semantic. Signed-off-by: Christophe JAILLET Link: https://lore.kernel.org/r/dfb438a6a199ee4c95081fa01bd758fd30e50931.1656962156.git.christophe.jaillet@wanadoo.fr Signed-off-by: Johannes Berg --- net/mac80211/mesh_plink.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 55bed9ce98fe..d67011745048 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -477,8 +477,7 @@ static int mesh_allocate_aid(struct ieee80211_sub_if_data *sdata) unsigned long *aid_map; int aid; - aid_map = kcalloc(BITS_TO_LONGS(IEEE80211_MAX_AID + 1), - sizeof(*aid_map), GFP_KERNEL); + aid_map = bitmap_zalloc(IEEE80211_MAX_AID + 1, GFP_KERNEL); if (!aid_map) return -ENOMEM; @@ -491,7 +490,7 @@ static int mesh_allocate_aid(struct ieee80211_sub_if_data *sdata) rcu_read_unlock(); aid = find_first_zero_bit(aid_map, IEEE80211_MAX_AID + 1); - kfree(aid_map); + bitmap_free(aid_map); if (aid > IEEE80211_MAX_AID) return -ENOBUFS; -- cgit v1.2.3 From 4ee186fa7e40ae06ebbfbad77e249e3746e14114 Mon Sep 17 00:00:00 2001 From: Jeongik Cha Date: Mon, 4 Jul 2022 17:43:54 +0900 Subject: wifi: mac80211_hwsim: fix race condition in pending packet A pending packet uses a cookie as an unique key, but it can be duplicated because it didn't use atomic operators. And also, a pending packet can be null in hwsim_tx_info_frame_received_nl due to race condition with mac80211_hwsim_stop. For this, * Use an atomic type and operator for a cookie * Add a lock around the loop for pending packets Signed-off-by: Jeongik Cha Link: https://lore.kernel.org/r/20220704084354.3556326-1-jeongik@google.com Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index c5bb97b381cf..ea006248ffcd 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -687,7 +687,7 @@ struct mac80211_hwsim_data { bool ps_poll_pending; struct dentry *debugfs; - uintptr_t pending_cookie; + atomic64_t pending_cookie; struct sk_buff_head pending; /* packets pending */ /* * Only radios in the same group can communicate together (the @@ -1358,7 +1358,7 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw, int i; struct hwsim_tx_rate tx_attempts[IEEE80211_TX_MAX_RATES]; struct hwsim_tx_rate_flag tx_attempts_flags[IEEE80211_TX_MAX_RATES]; - uintptr_t cookie; + u64 cookie; if (data->ps != PS_DISABLED) hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM); @@ -1427,8 +1427,7 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw, goto nla_put_failure; /* We create a cookie to identify this skb */ - data->pending_cookie++; - cookie = data->pending_cookie; + cookie = (u64)atomic64_inc_return(&data->pending_cookie); info->rate_driver_data[0] = (void *)cookie; if (nla_put_u64_64bit(skb, HWSIM_ATTR_COOKIE, cookie, HWSIM_ATTR_PAD)) goto nla_put_failure; @@ -4178,6 +4177,7 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, const u8 *src; unsigned int hwsim_flags; int i; + unsigned long flags; bool found = false; if (!info->attrs[HWSIM_ATTR_ADDR_TRANSMITTER] || @@ -4205,18 +4205,20 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, } /* look for the skb matching the cookie passed back from user */ + spin_lock_irqsave(&data2->pending.lock, flags); skb_queue_walk_safe(&data2->pending, skb, tmp) { u64 skb_cookie; txi = IEEE80211_SKB_CB(skb); - skb_cookie = (u64)(uintptr_t)txi->rate_driver_data[0]; + skb_cookie = (u64)txi->rate_driver_data[0]; if (skb_cookie == ret_skb_cookie) { - skb_unlink(skb, &data2->pending); + __skb_unlink(skb, &data2->pending); found = true; break; } } + spin_unlock_irqrestore(&data2->pending.lock, flags); /* not found */ if (!found) -- cgit v1.2.3 From 58b6259d820d63c2adf1c7541b54cce5a2ae6073 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 11 Jul 2022 13:14:24 +0200 Subject: wifi: mac80211_hwsim: add back erroneously removed cast The robots report that we're now casting to a differently sized integer, which is correct, and the previous patch had erroneously removed it. Reported-by: kernel test robot Fixes: 4ee186fa7e40 ("wifi: mac80211_hwsim: fix race condition in pending packet") Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index ea006248ffcd..91440b0dc0cc 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -4210,7 +4210,7 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, u64 skb_cookie; txi = IEEE80211_SKB_CB(skb); - skb_cookie = (u64)txi->rate_driver_data[0]; + skb_cookie = (u64)(uintptr_t)txi->rate_driver_data[0]; if (skb_cookie == ret_skb_cookie) { __skb_unlink(skb, &data2->pending); -- cgit v1.2.3