diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 361 |
1 files changed, 220 insertions, 141 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 709a3df57b10..784d91281c02 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.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) 2016-2017 Intel Deutschland GmbH */ @@ -374,28 +374,6 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) hw->wiphy->n_cipher_suites++; } - /* currently FW API supports only one optional cipher scheme */ - if (mvm->fw->cs[0].cipher) { - const struct iwl_fw_cipher_scheme *fwcs = &mvm->fw->cs[0]; - struct ieee80211_cipher_scheme *cs = &mvm->cs[0]; - - mvm->hw->n_cipher_schemes = 1; - - cs->cipher = le32_to_cpu(fwcs->cipher); - cs->iftype = BIT(NL80211_IFTYPE_STATION); - cs->hdr_len = fwcs->hdr_len; - cs->pn_len = fwcs->pn_len; - cs->pn_off = fwcs->pn_off; - cs->key_idx_off = fwcs->key_idx_off; - cs->key_idx_mask = fwcs->key_idx_mask; - cs->key_idx_shift = fwcs->key_idx_shift; - cs->mic_len = fwcs->mic_len; - - mvm->hw->cipher_schemes = mvm->cs; - mvm->ciphers[hw->wiphy->n_cipher_suites] = cs->cipher; - hw->wiphy->n_cipher_suites++; - } - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_FTM_CALIBRATED)) { wiphy_ext_feature_set(hw->wiphy, @@ -553,8 +531,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) IWL_UCODE_TLV_CAPA_WFA_TPC_REP_IE_SUPPORT)) hw->wiphy->features |= NL80211_FEATURE_WFA_TPC_IE_IN_PROBES; - if (iwl_fw_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP, - WOWLAN_KEK_KCK_MATERIAL, + if (iwl_fw_lookup_cmd_ver(mvm->fw, WOWLAN_KEK_KCK_MATERIAL, IWL_FW_CMD_VER_UNKNOWN) == 3) hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_EXT_KEK_KCK; @@ -567,9 +544,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } if (iwl_mvm_is_oce_supported(mvm)) { - u8 scan_ver = iwl_fw_lookup_cmd_ver(mvm->fw, - IWL_ALWAYS_LONG_GROUP, - SCAN_REQ_UMAC, 0); + u8 scan_ver = iwl_fw_lookup_cmd_ver(mvm->fw, SCAN_REQ_UMAC, 0); wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_ACCEPT_BCAST_PROBE_RESP); @@ -1154,7 +1129,7 @@ void __iwl_mvm_mac_stop(struct iwl_mvm *mvm) /* async_handlers_wk is now blocked */ - if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, ADD_STA, 0) < 12) + if (iwl_fw_lookup_cmd_ver(mvm->fw, ADD_STA, 0) < 12) iwl_mvm_rm_aux_sta(mvm); iwl_mvm_stop_device(mvm); @@ -1246,6 +1221,7 @@ static struct iwl_mvm_phy_ctxt *iwl_mvm_get_free_phy_ctxt(struct iwl_mvm *mvm) static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, s16 tx_power) { + u32 cmd_id = REDUCE_TX_POWER_CMD; int len; struct iwl_dev_tx_power_cmd cmd = { .common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_MAC), @@ -1253,14 +1229,15 @@ static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cpu_to_le32(iwl_mvm_vif_from_mac80211(vif)->id), .common.pwr_restriction = cpu_to_le16(8 * tx_power), }; - u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, - REDUCE_TX_POWER_CMD, + u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, IWL_FW_CMD_VER_UNKNOWN); if (tx_power == IWL_DEFAULT_MAX_TX_POWER) cmd.common.pwr_restriction = cpu_to_le16(IWL_DEV_MAX_TX_POWER); - if (cmd_ver == 6) + if (cmd_ver == 7) + len = sizeof(cmd.v7); + else if (cmd_ver == 6) len = sizeof(cmd.v6); else if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_REDUCE_TX_POWER)) @@ -1274,7 +1251,7 @@ static int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, /* all structs have the same common part, add it */ len += sizeof(cmd.common); - return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd); + return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, len, &cmd); } static int iwl_mvm_post_channel_switch(struct ieee80211_hw *hw, @@ -1335,6 +1312,15 @@ static void iwl_mvm_abort_channel_switch(struct ieee80211_hw *hw, .action = cpu_to_le32(FW_CTXT_ACTION_REMOVE), }; + /* + * In the new flow since FW is in charge of the timing, + * if driver has canceled the channel switch he will receive the + * CHANNEL_SWITCH_START_NOTIF notification from FW and then cancel it + */ + if (iwl_fw_lookup_notif_ver(mvm->fw, MAC_CONF_GROUP, + CHANNEL_SWITCH_ERROR_NOTIF, 0)) + return; + IWL_DEBUG_MAC80211(mvm, "Abort CSA on mac %d\n", mvmvif->id); mutex_lock(&mvm->mutex); @@ -1845,11 +1831,108 @@ static u8 iwl_mvm_he_get_ppe_val(u8 *ppe, u8 ppe_pos_bit) return res; } +static void iwl_mvm_parse_ppe(struct iwl_mvm *mvm, + struct iwl_he_pkt_ext_v2 *pkt_ext, u8 nss, + u8 ru_index_bitmap, u8 *ppe, u8 ppe_pos_bit) +{ + int i; + + /* + * FW currently supports only nss == MAX_HE_SUPP_NSS + * + * If nss > MAX: we can ignore values we don't support + * If nss < MAX: we can set zeros in other streams + */ + if (nss > MAX_HE_SUPP_NSS) { + IWL_INFO(mvm, "Got NSS = %d - trimming to %d\n", nss, + MAX_HE_SUPP_NSS); + nss = MAX_HE_SUPP_NSS; + } + + for (i = 0; i < nss; i++) { + u8 ru_index_tmp = ru_index_bitmap << 1; + u8 low_th = IWL_HE_PKT_EXT_NONE, high_th = IWL_HE_PKT_EXT_NONE; + u8 bw; + + for (bw = 0; + bw < ARRAY_SIZE(pkt_ext->pkt_ext_qam_th[i]); + bw++) { + ru_index_tmp >>= 1; + + if (!(ru_index_tmp & 1)) + continue; + + high_th = iwl_mvm_he_get_ppe_val(ppe, ppe_pos_bit); + ppe_pos_bit += IEEE80211_PPE_THRES_INFO_PPET_SIZE; + low_th = iwl_mvm_he_get_ppe_val(ppe, ppe_pos_bit); + ppe_pos_bit += IEEE80211_PPE_THRES_INFO_PPET_SIZE; + + pkt_ext->pkt_ext_qam_th[i][bw][0] = low_th; + pkt_ext->pkt_ext_qam_th[i][bw][1] = high_th; + } + } +} + +static void iwl_mvm_set_pkt_ext_from_he_ppe(struct iwl_mvm *mvm, + struct ieee80211_sta *sta, + struct iwl_he_pkt_ext_v2 *pkt_ext) +{ + u8 nss = (sta->he_cap.ppe_thres[0] & IEEE80211_PPE_THRES_NSS_MASK) + 1; + u8 *ppe = &sta->he_cap.ppe_thres[0]; + u8 ru_index_bitmap = + u8_get_bits(*ppe, + IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK); + /* Starting after PPE header */ + u8 ppe_pos_bit = IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE; + + iwl_mvm_parse_ppe(mvm, pkt_ext, nss, ru_index_bitmap, ppe, ppe_pos_bit); +} + +static void iwl_mvm_set_pkt_ext_from_nominal_padding(struct iwl_he_pkt_ext_v2 *pkt_ext, + u8 nominal_padding, + u32 *flags) +{ + int low_th = -1; + int high_th = -1; + int i; + + switch (nominal_padding) { + case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US: + low_th = IWL_HE_PKT_EXT_NONE; + high_th = IWL_HE_PKT_EXT_NONE; + break; + case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US: + low_th = IWL_HE_PKT_EXT_BPSK; + high_th = IWL_HE_PKT_EXT_NONE; + break; + case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US: + low_th = IWL_HE_PKT_EXT_NONE; + high_th = IWL_HE_PKT_EXT_BPSK; + break; + } + + /* Set the PPE thresholds accordingly */ + if (low_th >= 0 && high_th >= 0) { + for (i = 0; i < MAX_HE_SUPP_NSS; i++) { + u8 bw; + + for (bw = 0; + bw < ARRAY_SIZE(pkt_ext->pkt_ext_qam_th[i]); + bw++) { + pkt_ext->pkt_ext_qam_th[i][bw][0] = low_th; + pkt_ext->pkt_ext_qam_th[i][bw][1] = high_th; + } + } + + *flags |= STA_CTXT_HE_PACKET_EXT; + } +} + static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u8 sta_id) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_he_sta_context_cmd sta_ctxt_cmd = { + struct iwl_he_sta_context_cmd_v3 sta_ctxt_cmd = { .sta_id = sta_id, .tid_limit = IWL_MAX_TID_COUNT, .bss_color = vif->bss_conf.he_bss_color.color, @@ -1857,16 +1940,39 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, .frame_time_rts_th = cpu_to_le16(vif->bss_conf.frame_time_rts_th), }; - int size = fw_has_api(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_API_MBSSID_HE) ? - sizeof(sta_ctxt_cmd) : - sizeof(struct iwl_he_sta_context_cmd_v1); + struct iwl_he_sta_context_cmd_v2 sta_ctxt_cmd_v2 = {}; + u32 cmd_id = WIDE_ID(DATA_PATH_GROUP, STA_HE_CTXT_CMD); + u8 ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 2); + int size; struct ieee80211_sta *sta; u32 flags; int i; const struct ieee80211_sta_he_cap *own_he_cap = NULL; struct ieee80211_chanctx_conf *chanctx_conf; const struct ieee80211_supported_band *sband; + void *cmd; + + if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_MBSSID_HE)) + ver = 1; + + switch (ver) { + case 1: + /* same layout as v2 except some data at the end */ + cmd = &sta_ctxt_cmd_v2; + size = sizeof(struct iwl_he_sta_context_cmd_v1); + break; + case 2: + cmd = &sta_ctxt_cmd_v2; + size = sizeof(struct iwl_he_sta_context_cmd_v2); + break; + case 3: + cmd = &sta_ctxt_cmd; + size = sizeof(struct iwl_he_sta_context_cmd_v3); + break; + default: + IWL_ERR(mvm, "bad STA_HE_CTXT_CMD version %d\n", ver); + return; + } rcu_read_lock(); @@ -1931,97 +2037,25 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, * Initialize the PPE thresholds to "None" (7), as described in Table * 9-262ac of 80211.ax/D3.0. */ - memset(&sta_ctxt_cmd.pkt_ext, 7, sizeof(sta_ctxt_cmd.pkt_ext)); + memset(&sta_ctxt_cmd.pkt_ext, IWL_HE_PKT_EXT_NONE, + sizeof(sta_ctxt_cmd.pkt_ext)); /* If PPE Thresholds exist, parse them into a FW-familiar format. */ if (sta->he_cap.he_cap_elem.phy_cap_info[6] & - IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { - u8 nss = (sta->he_cap.ppe_thres[0] & - IEEE80211_PPE_THRES_NSS_MASK) + 1; - u8 ru_index_bitmap = - (sta->he_cap.ppe_thres[0] & - IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK) >> - IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS; - u8 *ppe = &sta->he_cap.ppe_thres[0]; - u8 ppe_pos_bit = 7; /* Starting after PPE header */ - - /* - * FW currently supports only nss == MAX_HE_SUPP_NSS - * - * If nss > MAX: we can ignore values we don't support - * If nss < MAX: we can set zeros in other streams - */ - if (nss > MAX_HE_SUPP_NSS) { - IWL_INFO(mvm, "Got NSS = %d - trimming to %d\n", nss, - MAX_HE_SUPP_NSS); - nss = MAX_HE_SUPP_NSS; - } - - for (i = 0; i < nss; i++) { - u8 ru_index_tmp = ru_index_bitmap << 1; - u8 bw; - - for (bw = 0; bw < MAX_HE_CHANNEL_BW_INDX; bw++) { - ru_index_tmp >>= 1; - if (!(ru_index_tmp & 1)) - continue; - - sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw][1] = - iwl_mvm_he_get_ppe_val(ppe, - ppe_pos_bit); - ppe_pos_bit += - IEEE80211_PPE_THRES_INFO_PPET_SIZE; - sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw][0] = - iwl_mvm_he_get_ppe_val(ppe, - ppe_pos_bit); - ppe_pos_bit += - IEEE80211_PPE_THRES_INFO_PPET_SIZE; - } - } - + IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { + iwl_mvm_set_pkt_ext_from_he_ppe(mvm, sta, + &sta_ctxt_cmd.pkt_ext); flags |= STA_CTXT_HE_PACKET_EXT; - } else if (u8_get_bits(sta->he_cap.he_cap_elem.phy_cap_info[9], - IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK) - != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED) { - int low_th = -1; - int high_th = -1; - - /* Take the PPE thresholds from the nominal padding info */ - switch (u8_get_bits(sta->he_cap.he_cap_elem.phy_cap_info[9], - IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK)) { - case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US: - low_th = IWL_HE_PKT_EXT_NONE; - high_th = IWL_HE_PKT_EXT_NONE; - break; - case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US: - low_th = IWL_HE_PKT_EXT_BPSK; - high_th = IWL_HE_PKT_EXT_NONE; - break; - case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US: - low_th = IWL_HE_PKT_EXT_NONE; - high_th = IWL_HE_PKT_EXT_BPSK; - break; - } - - /* Set the PPE thresholds accordingly */ - if (low_th >= 0 && high_th >= 0) { - struct iwl_he_pkt_ext *pkt_ext = - (struct iwl_he_pkt_ext *)&sta_ctxt_cmd.pkt_ext; - - for (i = 0; i < MAX_HE_SUPP_NSS; i++) { - u8 bw; - - for (bw = 0; bw < MAX_HE_CHANNEL_BW_INDX; - bw++) { - pkt_ext->pkt_ext_qam_th[i][bw][0] = - low_th; - pkt_ext->pkt_ext_qam_th[i][bw][1] = - high_th; - } - } - - flags |= STA_CTXT_HE_PACKET_EXT; - } + /* PPE Thresholds doesn't exist - set the API PPE values + * according to Common Nominal Packet Padding fiels. */ + } else { + u8 nominal_padding = + u8_get_bits(sta->he_cap.he_cap_elem.phy_cap_info[9], + IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); + if (nominal_padding != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED) + iwl_mvm_set_pkt_ext_from_nominal_padding(&sta_ctxt_cmd.pkt_ext, + nominal_padding, + &flags); } if (sta->he_cap.he_cap_elem.mac_cap_info[2] & @@ -2084,9 +2118,46 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, sta_ctxt_cmd.flags = cpu_to_le32(flags); - if (iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(STA_HE_CTXT_CMD, - DATA_PATH_GROUP, 0), - 0, size, &sta_ctxt_cmd)) + if (ver < 3) { + /* fields before pkt_ext */ + BUILD_BUG_ON(offsetof(typeof(sta_ctxt_cmd), pkt_ext) != + offsetof(typeof(sta_ctxt_cmd_v2), pkt_ext)); + memcpy(&sta_ctxt_cmd_v2, &sta_ctxt_cmd, + offsetof(typeof(sta_ctxt_cmd), pkt_ext)); + + /* pkt_ext */ + for (i = 0; + i < ARRAY_SIZE(sta_ctxt_cmd_v2.pkt_ext.pkt_ext_qam_th); + i++) { + u8 bw; + + for (bw = 0; + bw < ARRAY_SIZE(sta_ctxt_cmd_v2.pkt_ext.pkt_ext_qam_th[i]); + bw++) { + BUILD_BUG_ON(sizeof(sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw]) != + sizeof(sta_ctxt_cmd_v2.pkt_ext.pkt_ext_qam_th[i][bw])); + + memcpy(&sta_ctxt_cmd_v2.pkt_ext.pkt_ext_qam_th[i][bw], + &sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw], + sizeof(sta_ctxt_cmd.pkt_ext.pkt_ext_qam_th[i][bw])); + } + } + + /* fields after pkt_ext */ + BUILD_BUG_ON(sizeof(sta_ctxt_cmd) - + offsetofend(typeof(sta_ctxt_cmd), pkt_ext) != + sizeof(sta_ctxt_cmd_v2) - + offsetofend(typeof(sta_ctxt_cmd_v2), pkt_ext)); + memcpy((u8 *)&sta_ctxt_cmd_v2 + + offsetofend(typeof(sta_ctxt_cmd_v2), pkt_ext), + (u8 *)&sta_ctxt_cmd + + offsetofend(typeof(sta_ctxt_cmd), pkt_ext), + sizeof(sta_ctxt_cmd) - + offsetofend(typeof(sta_ctxt_cmd), pkt_ext)); + sta_ctxt_cmd_v2.reserved3 = 0; + } + + if (iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, size, cmd)) IWL_ERR(mvm, "Failed to config FW to work HE!\n"); } @@ -2301,11 +2372,8 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, /* * We received a beacon from the associated AP so * remove the session protection. - * A firmware with the new API will remove it automatically. */ - if (!fw_has_capa(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD)) - iwl_mvm_stop_session_protection(mvm, vif); + iwl_mvm_stop_session_protection(mvm, vif); iwl_mvm_sf_update(mvm, vif, false); WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, 0)); @@ -2949,7 +3017,7 @@ static void iwl_mvm_reset_cca_40mhz_workaround(struct iwl_mvm *mvm, if (he_cap) { /* we know that ours is writable */ - struct ieee80211_sta_he_cap *he = (void *)he_cap; + struct ieee80211_sta_he_cap *he = (void *)(uintptr_t)he_cap; he->he_cap_elem.phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; @@ -3413,12 +3481,7 @@ static int __iwl_mvm_mac_set_key(struct ieee80211_hw *hw, /* support HW crypto on TX */ return 0; default: - /* currently FW supports only one optional cipher scheme */ - if (hw->n_cipher_schemes && - hw->cipher_schemes->cipher == key->cipher) - key->flags |= IEEE80211_KEY_FLAG_PUT_IV_SPACE; - else - return -EOPNOTSUPP; + return -EOPNOTSUPP; } switch (cmd) { @@ -3801,8 +3864,7 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw, if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT)) { /* Use aux roc framework (HS20) */ - if (iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP, - ADD_STA, 0) >= 12) { + if (iwl_fw_lookup_cmd_ver(mvm->fw, ADD_STA, 0) >= 12) { u32 lmac_id; lmac_id = iwl_mvm_get_lmac_id(mvm->fw, @@ -4606,6 +4668,15 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw, break; case NL80211_IFTYPE_STATION: /* + * In the new flow FW is in charge of timing the switch so there + * is no need for all of this + */ + if (iwl_fw_lookup_notif_ver(mvm->fw, MAC_CONF_GROUP, + CHANNEL_SWITCH_ERROR_NOTIF, + 0)) + break; + + /* * We haven't configured the firmware to be associated yet since * we don't know the dtim period. In this case, the firmware can't * track the beacons. @@ -4676,6 +4747,14 @@ static void iwl_mvm_channel_switch_rx_beacon(struct ieee80211_hw *hw, .cs_mode = chsw->block_tx, }; + /* + * In the new flow FW is in charge of timing the switch so there is no + * need for all of this + */ + if (iwl_fw_lookup_notif_ver(mvm->fw, MAC_CONF_GROUP, + CHANNEL_SWITCH_ERROR_NOTIF, 0)) + return; + if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CS_MODIFY)) return; |