diff options
author | Kalle Valo <kvalo@codeaurora.org> | 2018-01-11 18:29:54 +0200 |
---|---|---|
committer | Kalle Valo <kvalo@codeaurora.org> | 2018-01-11 18:29:54 +0200 |
commit | a08e61d2743613e05efca37d4496468f1ee1e838 (patch) | |
tree | be3dbb0f1121db39b47217853497cca0ab5eab36 /drivers | |
parent | a9f894634e679b560af4aaf29eeabd631c3d2f64 (diff) | |
parent | 4243edb4704ed950a43440dfb4cbd5613db6ab6c (diff) | |
download | linux-a08e61d2743613e05efca37d4496468f1ee1e838.tar.bz2 |
Merge tag 'iwlwifi-next-for-kalle-2017-12-20' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
Third batch of updates for v4.16
* Small cleanups in the new rate-scaling code;
* Some improvements in debugging;
* New FW API changes;
* Fix a bug where we got a false-positive warning;
* Fix forced quota debugfs functionality;
Diffstat (limited to 'drivers')
27 files changed, 582 insertions, 104 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/Makefile b/drivers/net/wireless/intel/iwlwifi/Makefile index e2c151ae8649..e6205eae51fd 100644 --- a/drivers/net/wireless/intel/iwlwifi/Makefile +++ b/drivers/net/wireless/intel/iwlwifi/Makefile @@ -15,6 +15,7 @@ iwlwifi-objs += fw/notif-wait.o iwlwifi-$(CONFIG_IWLMVM) += fw/paging.o fw/smem.o fw/init.o fw/dbg.o iwlwifi-$(CONFIG_IWLMVM) += fw/common_rx.o fw/nvm.o iwlwifi-$(CONFIG_ACPI) += fw/acpi.o +iwlwifi-$(CONFIG_IWLWIFI_DEBUGFS) += fw/debugfs.o iwlwifi-objs += $(iwlwifi-m) diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h index 0a81fb1b6ed4..106782341544 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h @@ -250,10 +250,12 @@ struct iwl_mfu_assert_dump_notif { * The ids for different type of markers to insert into the usniffer logs * * @MARKER_ID_TX_FRAME_LATENCY: TX latency marker + * @MARKER_ID_SYNC_CLOCK: sync FW time and systime */ enum iwl_mvm_marker_id { MARKER_ID_TX_FRAME_LATENCY = 1, -}; /* MARKER_ID_API_E_VER_1 */ + MARKER_ID_SYNC_CLOCK = 2, +}; /* MARKER_ID_API_E_VER_2 */ /** * struct iwl_mvm_marker - mark info into the usniffer logs diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h index ec42c84e5df2..17c7ef1662a9 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/mac-cfg.h @@ -68,6 +68,10 @@ */ enum iwl_mac_conf_subcmd_ids { /** + * @LOW_LATENCY_CMD: &struct iwl_mac_low_latency_cmd + */ + LOW_LATENCY_CMD = 0x3, + /** * @CHANNEL_SWITCH_NOA_NOTIF: &struct iwl_channel_switch_noa_notif */ CHANNEL_SWITCH_NOA_NOTIF = 0xFF, @@ -82,4 +86,19 @@ struct iwl_channel_switch_noa_notif { __le32 id_and_color; } __packed; /* CHANNEL_SWITCH_START_NTFY_API_S_VER_1 */ +/** + * struct iwl_mac_low_latency_cmd - set/clear mac to 'low-latency mode' + * + * @mac_id: MAC ID to whom to apply the low-latency configurations + * @low_latency_rx: 1/0 to set/clear Rx low latency direction + * @low_latency_tx: 1/0 to set/clear Tx low latency direction + * @reserved: reserved for alignment purposes + */ +struct iwl_mac_low_latency_cmd { + __le32 mac_id; + u8 low_latency_rx; + u8 low_latency_tx; + __le16 reserved; +} __packed; /* MAC_LOW_LATENCY_API_S_VER_1 */ + #endif /* __iwl_fw_api_mac_cfg_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h index e9a6e5627f94..e49a6f7be613 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h @@ -71,7 +71,7 @@ * @IWL_TLC_MNG_CFG_FLAGS_BF_MSK: enable BFER * @IWL_TLC_MNG_CFG_FLAGS_DCM_MSK: enable DCM */ -enum iwl_tlc_mng_cfg_flags_enum { +enum iwl_tlc_mng_cfg_flags { IWL_TLC_MNG_CFG_FLAGS_CCK_MSK = BIT(0), IWL_TLC_MNG_CFG_FLAGS_DD_MSK = BIT(1), IWL_TLC_MNG_CFG_FLAGS_STBC_MSK = BIT(2), @@ -81,14 +81,14 @@ enum iwl_tlc_mng_cfg_flags_enum { }; /** - * enum iwl_tlc_mng_cfg_cw_enum - channel width options + * enum iwl_tlc_mng_cfg_cw - channel width options * @IWL_TLC_MNG_MAX_CH_WIDTH_20MHZ: 20MHZ channel * @IWL_TLC_MNG_MAX_CH_WIDTH_40MHZ: 40MHZ channel * @IWL_TLC_MNG_MAX_CH_WIDTH_80MHZ: 80MHZ channel * @IWL_TLC_MNG_MAX_CH_WIDTH_160MHZ: 160MHZ channel * @IWL_TLC_MNG_MAX_CH_WIDTH_LAST: maximum value */ -enum iwl_tlc_mng_cfg_cw_enum { +enum iwl_tlc_mng_cfg_cw { IWL_TLC_MNG_MAX_CH_WIDTH_20MHZ, IWL_TLC_MNG_MAX_CH_WIDTH_40MHZ, IWL_TLC_MNG_MAX_CH_WIDTH_80MHZ, @@ -97,25 +97,25 @@ enum iwl_tlc_mng_cfg_cw_enum { }; /** - * enum iwl_tlc_mng_cfg_chains_enum - possible chains + * enum iwl_tlc_mng_cfg_chains - possible chains * @IWL_TLC_MNG_CHAIN_A_MSK: chain A * @IWL_TLC_MNG_CHAIN_B_MSK: chain B * @IWL_TLC_MNG_CHAIN_C_MSK: chain C */ -enum iwl_tlc_mng_cfg_chains_enum { +enum iwl_tlc_mng_cfg_chains { IWL_TLC_MNG_CHAIN_A_MSK = BIT(0), IWL_TLC_MNG_CHAIN_B_MSK = BIT(1), IWL_TLC_MNG_CHAIN_C_MSK = BIT(2), }; /** - * enum iwl_tlc_mng_cfg_gi_enum - guard interval options + * enum iwl_tlc_mng_cfg_gi - guard interval options * @IWL_TLC_MNG_SGI_20MHZ_MSK: enable short GI for 20MHZ * @IWL_TLC_MNG_SGI_40MHZ_MSK: enable short GI for 40MHZ * @IWL_TLC_MNG_SGI_80MHZ_MSK: enable short GI for 80MHZ * @IWL_TLC_MNG_SGI_160MHZ_MSK: enable short GI for 160MHZ */ -enum iwl_tlc_mng_cfg_gi_enum { +enum iwl_tlc_mng_cfg_gi { IWL_TLC_MNG_SGI_20MHZ_MSK = BIT(0), IWL_TLC_MNG_SGI_40MHZ_MSK = BIT(1), IWL_TLC_MNG_SGI_80MHZ_MSK = BIT(2), @@ -123,7 +123,7 @@ enum iwl_tlc_mng_cfg_gi_enum { }; /** - * enum iwl_tlc_mng_cfg_mode_enum - supported modes + * enum iwl_tlc_mng_cfg_mode - supported modes * @IWL_TLC_MNG_MODE_CCK: enable CCK * @IWL_TLC_MNG_MODE_OFDM_NON_HT: enable OFDM (non HT) * @IWL_TLC_MNG_MODE_NON_HT: enable non HT @@ -133,7 +133,7 @@ enum iwl_tlc_mng_cfg_gi_enum { * @IWL_TLC_MNG_MODE_INVALID: invalid value * @IWL_TLC_MNG_MODE_NUM: a count of possible modes */ -enum iwl_tlc_mng_cfg_mode_enum { +enum iwl_tlc_mng_cfg_mode { IWL_TLC_MNG_MODE_CCK = 0, IWL_TLC_MNG_MODE_OFDM_NON_HT = IWL_TLC_MNG_MODE_CCK, IWL_TLC_MNG_MODE_NON_HT = IWL_TLC_MNG_MODE_CCK, @@ -145,14 +145,14 @@ enum iwl_tlc_mng_cfg_mode_enum { }; /** - * enum iwl_tlc_mng_vht_he_types_enum - VHT HE types + * enum iwl_tlc_mng_vht_he_types - VHT HE types * @IWL_TLC_MNG_VALID_VHT_HE_TYPES_SU: VHT HT single user * @IWL_TLC_MNG_VALID_VHT_HE_TYPES_SU_EXT: VHT HT single user extended * @IWL_TLC_MNG_VALID_VHT_HE_TYPES_MU: VHT HT multiple users * @IWL_TLC_MNG_VALID_VHT_HE_TYPES_TRIG_BASED: trigger based * @IWL_TLC_MNG_VALID_VHT_HE_TYPES_NUM: a count of possible types */ -enum iwl_tlc_mng_vht_he_types_enum { +enum iwl_tlc_mng_vht_he_types { IWL_TLC_MNG_VALID_VHT_HE_TYPES_SU = 0, IWL_TLC_MNG_VALID_VHT_HE_TYPES_SU_EXT, IWL_TLC_MNG_VALID_VHT_HE_TYPES_MU, @@ -163,7 +163,7 @@ enum iwl_tlc_mng_vht_he_types_enum { }; /** - * enum iwl_tlc_mng_ht_rates_enum - HT/VHT rates + * enum iwl_tlc_mng_ht_rates - HT/VHT rates * @IWL_TLC_MNG_HT_RATE_MCS0: index of MCS0 * @IWL_TLC_MNG_HT_RATE_MCS1: index of MCS1 * @IWL_TLC_MNG_HT_RATE_MCS2: index of MCS2 @@ -176,7 +176,7 @@ enum iwl_tlc_mng_vht_he_types_enum { * @IWL_TLC_MNG_HT_RATE_MCS9: index of MCS9 * @IWL_TLC_MNG_HT_RATE_MAX: maximal rate for HT/VHT */ -enum iwl_tlc_mng_ht_rates_enum { +enum iwl_tlc_mng_ht_rates { IWL_TLC_MNG_HT_RATE_MCS0 = 0, IWL_TLC_MNG_HT_RATE_MCS1, IWL_TLC_MNG_HT_RATE_MCS2, @@ -198,13 +198,13 @@ enum iwl_tlc_mng_ht_rates_enum { * @sta_id: station id * @reserved1: reserved * @max_supp_ch_width: channel width - * @flags: bitmask of %IWL_TLC_MNG_CONFIG_FLAGS_ENABLE_\* - * @chains: bitmask of %IWL_TLC_MNG_CHAIN_\* + * @flags: bitmask of &enum iwl_tlc_mng_cfg_flags + * @chains: bitmask of &enum iwl_tlc_mng_cfg_chains * @max_supp_ss: valid values are 0-3, 0 - spatial streams are not supported - * @valid_vht_he_types: bitmap of %IWL_TLC_MNG_VALID_VHT_HE_TYPES_\* + * @valid_vht_he_types: bitmap of &enum iwl_tlc_mng_vht_he_types * @non_ht_supp_rates: bitmap of supported legacy rates * @ht_supp_rates: bitmap of supported HT/VHT rates, valid bits are 0-9 - * @mode: modulation type %IWL_TLC_MNG_MODE_\* + * @mode: &enum iwl_tlc_mng_cfg_mode * @reserved2: reserved * @he_supp_rates: bitmap of supported HE rates * @sgi_ch_width_supp: bitmap of SGI support per channel width diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c new file mode 100644 index 000000000000..e2ded29a145d --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c @@ -0,0 +1,195 @@ +/****************************************************************************** + * + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. + * + * The full GNU General Public License is included in this distribution + * in the file called COPYING. + * + * Contact Information: + * Intel Linux Wireless <linuxwifi@intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + * BSD LICENSE + * + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *****************************************************************************/ +#include "api/commands.h" +#include "debugfs.h" + +#define FWRT_DEBUGFS_READ_FILE_OPS(name) \ +static ssize_t iwl_dbgfs_##name##_read(struct iwl_fw_runtime *fwrt, \ + char *buf, size_t count, \ + loff_t *ppos); \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .read = iwl_dbgfs_##name##_read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +} + +#define FWRT_DEBUGFS_WRITE_WRAPPER(name, buflen) \ +static ssize_t iwl_dbgfs_##name##_write(struct iwl_fw_runtime *fwrt, \ + char *buf, size_t count, \ + loff_t *ppos); \ +static ssize_t _iwl_dbgfs_##name##_write(struct file *file, \ + const char __user *user_buf, \ + size_t count, loff_t *ppos) \ +{ \ + struct iwl_fw_runtime *fwrt = file->private_data; \ + char buf[buflen] = {}; \ + size_t buf_size = min(count, sizeof(buf) - 1); \ + \ + if (copy_from_user(buf, user_buf, buf_size)) \ + return -EFAULT; \ + \ + return iwl_dbgfs_##name##_write(fwrt, buf, buf_size, ppos); \ +} + +#define FWRT_DEBUGFS_READ_WRITE_FILE_OPS(name, buflen) \ +FWRT_DEBUGFS_WRITE_WRAPPER(name, buflen) \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .write = _iwl_dbgfs_##name##_write, \ + .read = iwl_dbgfs_##name##_read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +} + +#define FWRT_DEBUGFS_WRITE_FILE_OPS(name, buflen) \ +FWRT_DEBUGFS_WRITE_WRAPPER(name, buflen) \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .write = _iwl_dbgfs_##name##_write, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +} + +#define FWRT_DEBUGFS_ADD_FILE_ALIAS(alias, name, parent, mode) do { \ + if (!debugfs_create_file(alias, mode, parent, fwrt, \ + &iwl_dbgfs_##name##_ops)) \ + goto err; \ + } while (0) +#define FWRT_DEBUGFS_ADD_FILE(name, parent, mode) \ + FWRT_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode) + +static int iwl_fw_send_timestamp_marker_cmd(struct iwl_fw_runtime *fwrt) +{ + struct iwl_mvm_marker marker = { + .dw_len = sizeof(struct iwl_mvm_marker) / 4, + .marker_id = MARKER_ID_SYNC_CLOCK, + + /* the real timestamp is taken from the ftrace clock + * this is for finding the match between fw and kernel logs + */ + .timestamp = cpu_to_le64(fwrt->timestamp.seq++), + }; + + struct iwl_host_cmd hcmd = { + .id = MARKER_CMD, + .flags = CMD_ASYNC, + .data[0] = &marker, + .len[0] = sizeof(marker), + }; + + return iwl_trans_send_cmd(fwrt->trans, &hcmd); +} + +static void iwl_fw_timestamp_marker_wk(struct work_struct *work) +{ + int ret; + struct iwl_fw_runtime *fwrt = + container_of(work, struct iwl_fw_runtime, timestamp.wk.work); + unsigned long delay = fwrt->timestamp.delay; + + ret = iwl_fw_send_timestamp_marker_cmd(fwrt); + if (!ret && delay) + schedule_delayed_work(&fwrt->timestamp.wk, + round_jiffies_relative(delay)); + else + IWL_INFO(fwrt, + "stopping timestamp_marker, ret: %d, delay: %u\n", + ret, jiffies_to_msecs(delay) / 1000); +} + +static ssize_t iwl_dbgfs_timestamp_marker_write(struct iwl_fw_runtime *fwrt, + char *buf, size_t count, + loff_t *ppos) +{ + int ret; + u32 delay; + + ret = kstrtou32(buf, 10, &delay); + if (ret < 0) + return ret; + + IWL_INFO(fwrt, + "starting timestamp_marker trigger with delay: %us\n", + delay); + + iwl_fw_cancel_timestamp(fwrt); + + fwrt->timestamp.delay = msecs_to_jiffies(delay * 1000); + + schedule_delayed_work(&fwrt->timestamp.wk, + round_jiffies_relative(fwrt->timestamp.delay)); + return count; +} + +FWRT_DEBUGFS_WRITE_FILE_OPS(timestamp_marker, 10); + +int iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt, + struct dentry *dbgfs_dir) +{ + INIT_DELAYED_WORK(&fwrt->timestamp.wk, iwl_fw_timestamp_marker_wk); + FWRT_DEBUGFS_ADD_FILE(timestamp_marker, dbgfs_dir, S_IWUSR); + return 0; +err: + IWL_ERR(fwrt, "Can't create the fwrt debugfs directory\n"); + return -ENOMEM; +} diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.h b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.h new file mode 100644 index 000000000000..e57ff92a68ae --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.h @@ -0,0 +1,87 @@ +/****************************************************************************** + * + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. + * + * The full GNU General Public License is included in this distribution + * in the file called COPYING. + * + * Contact Information: + * Intel Linux Wireless <linuxwifi@intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + * BSD LICENSE + * + * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. + * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *****************************************************************************/ + +#include "runtime.h" + +#ifdef CONFIG_IWLWIFI_DEBUGFS +int iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt, + struct dentry *dbgfs_dir); + +static inline void iwl_fw_cancel_timestamp(struct iwl_fw_runtime *fwrt) +{ + fwrt->timestamp.delay = 0; + cancel_delayed_work_sync(&fwrt->timestamp.wk); +} + +#else +static inline int iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt, + struct dentry *dbgfs_dir) +{ + return 0; +} + +static inline void iwl_fw_cancel_timestamp(struct iwl_fw_runtime *fwrt) {} + +#endif /* CONFIG_IWLWIFI_DEBUGFS */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index 4687d016f676..1a05d506ac9a 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -7,7 +7,7 @@ * * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH - * Copyright(c) 2016 Intel Deutschland GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -34,7 +34,7 @@ * * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH - * Copyright(c) 2016 Intel Deutschland GmbH + * Copyright(c) 2016 - 2017 Intel Deutschland GmbH * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -248,6 +248,8 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t; * @IWL_UCODE_TLV_API_NEW_RX_STATS: should new RX STATISTICS API be used * @IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY: Quota command includes a field * indicating low latency direction. + * @IWL_UCODE_TLV_API_DEPRECATE_TTAK: RX status flag TTAK ok (bit 7) is + * deprecated. * * @NUM_IWL_UCODE_TLV_API: number of bits used */ @@ -266,6 +268,7 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_NEW_BEACON_TEMPLATE = (__force iwl_ucode_tlv_api_t)34, IWL_UCODE_TLV_API_NEW_RX_STATS = (__force iwl_ucode_tlv_api_t)35, IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY = (__force iwl_ucode_tlv_api_t)38, + IWL_UCODE_TLV_API_DEPRECATE_TTAK = (__force iwl_ucode_tlv_api_t)41, NUM_IWL_UCODE_TLV_API #ifdef __CHECKER__ @@ -311,6 +314,7 @@ typedef unsigned int __bitwise iwl_ucode_tlv_capa_t; * @IWL_UCODE_TLV_CAPA_GSCAN_SUPPORT: supports gscan * @IWL_UCODE_TLV_CAPA_STA_PM_NOTIF: firmware will send STA PM notification * @IWL_UCODE_TLV_CAPA_TLC_OFFLOAD: firmware implements rate scaling algorithm + * @IWL_UCODE_TLV_CAPA_DYNAMIC_QUOTA: firmware implements quota related * @IWL_UCODE_TLV_CAPA_EXTENDED_DTS_MEASURE: extended DTS measurement * @IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS: supports short PM timeouts * @IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT: supports bt-coex Multi-priority LUT @@ -366,6 +370,7 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_CDB_SUPPORT = (__force iwl_ucode_tlv_capa_t)40, IWL_UCODE_TLV_CAPA_D0I3_END_FIRST = (__force iwl_ucode_tlv_capa_t)41, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD = (__force iwl_ucode_tlv_capa_t)43, + IWL_UCODE_TLV_CAPA_DYNAMIC_QUOTA = (__force iwl_ucode_tlv_capa_t)44, IWL_UCODE_TLV_CAPA_EXTENDED_DTS_MEASURE = (__force iwl_ucode_tlv_capa_t)64, IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS = (__force iwl_ucode_tlv_capa_t)65, IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT = (__force iwl_ucode_tlv_capa_t)67, @@ -540,7 +545,7 @@ struct iwl_fw_dbg_mem_seg_tlv { } __packed; /** - * struct iwl_fw_dbg_dest_tlv - configures the destination of the debug data + * struct iwl_fw_dbg_dest_tlv_v1 - configures the destination of the debug data * * @version: version of the TLV - currently 0 * @monitor_mode: &enum iwl_fw_dbg_monitor_mode @@ -555,7 +560,7 @@ struct iwl_fw_dbg_mem_seg_tlv { * * This parses IWL_UCODE_TLV_FW_DBG_DEST */ -struct iwl_fw_dbg_dest_tlv { +struct iwl_fw_dbg_dest_tlv_v1 { u8 version; u8 monitor_mode; u8 size_power; @@ -569,6 +574,26 @@ struct iwl_fw_dbg_dest_tlv { struct iwl_fw_dbg_reg_op reg_ops[0]; } __packed; +/* Mask of the register for defining the LDBG MAC2SMEM buffer SMEM size */ +#define IWL_LDBG_M2S_BUF_SIZE_MSK 0x0fff0000 +/* Mask of the register for defining the LDBG MAC2SMEM SMEM base address */ +#define IWL_LDBG_M2S_BUF_BA_MSK 0x00000fff +/* The smem buffer chunks are in units of 256 bits */ +#define IWL_M2S_UNIT_SIZE 0x100 + +struct iwl_fw_dbg_dest_tlv { + u8 version; + u8 monitor_mode; + u8 size_power; + u8 reserved; + __le32 cfg_reg; + __le32 write_ptr_reg; + __le32 wrap_count; + u8 base_shift; + u8 size_shift; + struct iwl_fw_dbg_reg_op reg_ops[0]; +} __packed; + struct iwl_fw_dbg_conf_hcmd { u8 id; u8 reserved; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/img.h b/drivers/net/wireless/intel/iwlwifi/fw/img.h index 985496cc01d0..b23ffe12ad84 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/img.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/img.h @@ -284,7 +284,7 @@ struct iwl_fw { struct iwl_fw_cipher_scheme cs[IWL_UCODE_MAX_CS]; u8 human_readable[FW_VER_HUMAN_READABLE_SZ]; - struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; + struct iwl_fw_dbg_dest_tlv_v1 *dbg_dest_tlv; struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/init.c b/drivers/net/wireless/intel/iwlwifi/fw/init.c index bfe5316bbb6a..c39fe84bb4c4 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/init.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/init.c @@ -58,10 +58,12 @@ #include "iwl-drv.h" #include "runtime.h" #include "dbg.h" +#include "debugfs.h" void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans, - const struct iwl_fw *fw, - const struct iwl_fw_runtime_ops *ops, void *ops_ctx) + const struct iwl_fw *fw, + const struct iwl_fw_runtime_ops *ops, void *ops_ctx, + struct dentry *dbgfs_dir) { memset(fwrt, 0, sizeof(*fwrt)); fwrt->trans = trans; @@ -71,5 +73,12 @@ void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans, fwrt->ops = ops; fwrt->ops_ctx = ops_ctx; INIT_DELAYED_WORK(&fwrt->dump.wk, iwl_fw_error_dump_wk); + iwl_fwrt_dbgfs_register(fwrt, dbgfs_dir); } IWL_EXPORT_SYMBOL(iwl_fw_runtime_init); + +void iwl_fw_runtime_exit(struct iwl_fw_runtime *fwrt) +{ + iwl_fw_cancel_timestamp(fwrt); +} +IWL_EXPORT_SYMBOL(iwl_fw_runtime_exit); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h index 50cfb6d795a5..e25c049f980f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h @@ -134,11 +134,21 @@ struct iwl_fw_runtime { /* ts of the beginning of a non-collect fw dbg data period */ unsigned long non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1]; } dump; +#ifdef CONFIG_IWLWIFI_DEBUGFS + struct { + struct delayed_work wk; + u32 delay; + u64 seq; + } timestamp; +#endif /* CONFIG_IWLWIFI_DEBUGFS */ }; void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans, - const struct iwl_fw *fw, - const struct iwl_fw_runtime_ops *ops, void *ops_ctx); + const struct iwl_fw *fw, + const struct iwl_fw_runtime_ops *ops, void *ops_ctx, + struct dentry *dbgfs_dir); + +void iwl_fw_runtime_exit(struct iwl_fw_runtime *fwrt); static inline void iwl_fw_set_current_image(struct iwl_fw_runtime *fwrt, enum iwl_ucode_type cur_fw_img) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-iwlwifi.h b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-iwlwifi.h index 7f16dcce0995..9518a82f44c2 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-iwlwifi.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace-iwlwifi.h @@ -95,7 +95,7 @@ TRACE_EVENT(iwlwifi_dev_tx, TP_ARGS(dev, skb, tfd, tfdlen, buf0, buf0_len, hdr_len), TP_STRUCT__entry( DEV_ENTRY - + __field(void *, skbaddr) __field(size_t, framelen) __dynamic_array(u8, tfd, tfdlen) @@ -110,6 +110,7 @@ TRACE_EVENT(iwlwifi_dev_tx, ), TP_fast_assign( DEV_ASSIGN; + __entry->skbaddr = skb; __entry->framelen = buf0_len; if (hdr_len > 0) __entry->framelen += skb->len - hdr_len; @@ -120,9 +121,9 @@ TRACE_EVENT(iwlwifi_dev_tx, __get_dynamic_array(buf1), skb->len - hdr_len); ), - TP_printk("[%s] TX %.2x (%zu bytes)", + TP_printk("[%s] TX %.2x (%zu bytes) skbaddr=%p", __get_str(dev), ((u8 *)__get_dynamic_array(buf0))[0], - __entry->framelen) + __entry->framelen, __entry->skbaddr) ); TRACE_EVENT(iwlwifi_dev_ucode_error, diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index de8f6ae2f51b..9c4a7f648a44 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -296,7 +296,12 @@ struct iwl_firmware_pieces { u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; /* FW debug data parsed for driver usage */ - struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; + bool dbg_dest_tlv_init; + u8 *dbg_dest_ver; + union { + struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; + struct iwl_fw_dbg_dest_tlv_v1 *dbg_dest_tlv_v1; + }; struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; size_t dbg_conf_tlv_len[FW_DBG_CONF_MAX]; struct iwl_fw_dbg_trigger_tlv *dbg_trigger_tlv[FW_DBG_TRIGGER_MAX]; @@ -930,21 +935,49 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, break; } case IWL_UCODE_TLV_FW_DBG_DEST: { - struct iwl_fw_dbg_dest_tlv *dest = (void *)tlv_data; + struct iwl_fw_dbg_dest_tlv *dest = NULL; + struct iwl_fw_dbg_dest_tlv_v1 *dest_v1 = NULL; + u8 mon_mode; + + pieces->dbg_dest_ver = (u8 *)tlv_data; + if (*pieces->dbg_dest_ver == 1) { + dest = (void *)tlv_data; + } else if (*pieces->dbg_dest_ver == 0) { + dest_v1 = (void *)tlv_data; + } else { + IWL_ERR(drv, + "The version is %d, and it is invalid\n", + *pieces->dbg_dest_ver); + break; + } - if (pieces->dbg_dest_tlv) { + if (pieces->dbg_dest_tlv_init) { IWL_ERR(drv, "dbg destination ignored, already exists\n"); break; } - pieces->dbg_dest_tlv = dest; + pieces->dbg_dest_tlv_init = true; + + if (dest_v1) { + pieces->dbg_dest_tlv_v1 = dest_v1; + mon_mode = dest_v1->monitor_mode; + } else { + pieces->dbg_dest_tlv = dest; + mon_mode = dest->monitor_mode; + } + IWL_INFO(drv, "Found debug destination: %s\n", - get_fw_dbg_mode_string(dest->monitor_mode)); + get_fw_dbg_mode_string(mon_mode)); + + drv->fw.dbg_dest_reg_num = (dest_v1) ? + tlv_len - + offsetof(struct iwl_fw_dbg_dest_tlv_v1, + reg_ops) : + tlv_len - + offsetof(struct iwl_fw_dbg_dest_tlv, + reg_ops); - drv->fw.dbg_dest_reg_num = - tlv_len - offsetof(struct iwl_fw_dbg_dest_tlv, - reg_ops); drv->fw.dbg_dest_reg_num /= sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]); @@ -953,7 +986,7 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv, case IWL_UCODE_TLV_FW_DBG_CONF: { struct iwl_fw_dbg_conf_tlv *conf = (void *)tlv_data; - if (!pieces->dbg_dest_tlv) { + if (!pieces->dbg_dest_tlv_init) { IWL_ERR(drv, "Ignore dbg config %d - no destination configured\n", conf->id); @@ -1340,15 +1373,51 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) if (iwl_alloc_ucode(drv, pieces, i)) goto out_free_fw; - if (pieces->dbg_dest_tlv) { - drv->fw.dbg_dest_tlv = - kmemdup(pieces->dbg_dest_tlv, - sizeof(*pieces->dbg_dest_tlv) + - sizeof(pieces->dbg_dest_tlv->reg_ops[0]) * - drv->fw.dbg_dest_reg_num, GFP_KERNEL); + if (pieces->dbg_dest_tlv_init) { + size_t dbg_dest_size = sizeof(*drv->fw.dbg_dest_tlv) + + sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]) * + drv->fw.dbg_dest_reg_num; + + drv->fw.dbg_dest_tlv = kmalloc(dbg_dest_size, GFP_KERNEL); if (!drv->fw.dbg_dest_tlv) goto out_free_fw; + + if (*pieces->dbg_dest_ver == 0) { + memcpy(drv->fw.dbg_dest_tlv, pieces->dbg_dest_tlv_v1, + dbg_dest_size); + } else { + struct iwl_fw_dbg_dest_tlv_v1 *dest_tlv = + drv->fw.dbg_dest_tlv; + + dest_tlv->version = pieces->dbg_dest_tlv->version; + dest_tlv->monitor_mode = + pieces->dbg_dest_tlv->monitor_mode; + dest_tlv->size_power = + pieces->dbg_dest_tlv->size_power; + dest_tlv->wrap_count = + pieces->dbg_dest_tlv->wrap_count; + dest_tlv->write_ptr_reg = + pieces->dbg_dest_tlv->write_ptr_reg; + dest_tlv->base_shift = + pieces->dbg_dest_tlv->base_shift; + memcpy(dest_tlv->reg_ops, + pieces->dbg_dest_tlv->reg_ops, + sizeof(drv->fw.dbg_dest_tlv->reg_ops[0]) * + drv->fw.dbg_dest_reg_num); + + /* In version 1 of the destination tlv, which is + * relevant for internal buffer exclusively, + * the base address is part of given with the length + * of the buffer, and the size shift is give instead of + * end shift. We now store these values in base_reg, + * and end shift, and when dumping the data we'll + * manipulate it for extracting both the length and + * base address */ + dest_tlv->base_reg = pieces->dbg_dest_tlv->cfg_reg; + dest_tlv->end_shift = + pieces->dbg_dest_tlv->size_shift; + } } for (i = 0; i < ARRAY_SIZE(drv->fw.dbg_conf_tlv); i++) { diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h index 84ae1e274d38..c25ed1a0bbb0 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h @@ -579,6 +579,7 @@ struct iwl_trans_ops { void (*configure)(struct iwl_trans *trans, const struct iwl_trans_config *trans_cfg); void (*set_pmi)(struct iwl_trans *trans, bool state); + void (*sw_reset)(struct iwl_trans *trans); bool (*grab_nic_access)(struct iwl_trans *trans, unsigned long *flags); void (*release_nic_access)(struct iwl_trans *trans, unsigned long *flags); @@ -744,7 +745,7 @@ struct iwl_trans { struct lockdep_map sync_cmd_lockdep_map; #endif - const struct iwl_fw_dbg_dest_tlv *dbg_dest_tlv; + const struct iwl_fw_dbg_dest_tlv_v1 *dbg_dest_tlv; const struct iwl_fw_dbg_conf_tlv *dbg_conf_tlv[FW_DBG_CONF_MAX]; struct iwl_fw_dbg_trigger_tlv * const *dbg_trigger_tlv; u8 dbg_dest_reg_num; @@ -1124,6 +1125,12 @@ static inline void iwl_trans_set_pmi(struct iwl_trans *trans, bool state) trans->ops->set_pmi(trans, state); } +static inline void iwl_trans_sw_reset(struct iwl_trans *trans) +{ + if (trans->ops->sw_reset) + trans->ops->sw_reset(trans); +} + static inline void iwl_trans_set_bits_mask(struct iwl_trans *trans, u32 reg, u32 mask, u32 value) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 270781e13e89..a7892c1254a2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1221,7 +1221,7 @@ static ssize_t iwl_dbgfs_cont_recording_write(struct iwl_mvm *mvm, loff_t *ppos) { struct iwl_trans *trans = mvm->trans; - const struct iwl_fw_dbg_dest_tlv *dest = trans->dbg_dest_tlv; + const struct iwl_fw_dbg_dest_tlv_v1 *dest = trans->dbg_dest_tlv; struct iwl_continuous_record_cmd cont_rec = {}; int ret, rec_mode; @@ -1914,7 +1914,7 @@ void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) + if (iwl_mvm_has_tlc_offload(mvm)) MVM_DEBUGFS_ADD_STA_FILE(rs_data, dir, S_IRUSR); return; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 4f5686526d4b..8aed40a8bc38 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -421,7 +421,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); ieee80211_hw_set(hw, NEEDS_UNIQUE_STA_ADDR); - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) { + if (iwl_mvm_has_tlc_offload(mvm)) { ieee80211_hw_set(hw, TX_AMPDU_SETUP_IN_HW); ieee80211_hw_set(hw, HAS_RATE_CONTROL); } @@ -460,7 +460,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) /* this is the case for CCK frames, it's better (only 8) for OFDM */ hw->radiotap_timestamp.accuracy = 22; - if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) + if (!iwl_mvm_has_tlc_offload(mvm)) hw->rate_control_algorithm = RS_NAME; hw->uapsd_queues = IWL_MVM_UAPSD_QUEUES; @@ -3801,7 +3801,7 @@ static int __iwl_mvm_mac_testmode_cmd(struct iwl_mvm *mvm, mvm->noa_duration = noa_duration; mvm->noa_vif = vif; - return iwl_mvm_update_quotas(mvm, false, NULL); + return iwl_mvm_update_quotas(mvm, true, NULL); case IWL_MVM_TM_CMD_SET_BEACON_FILTER: /* must be associated client vif - ignore authorized */ if (!vif || vif->type != NL80211_IFTYPE_STATION || diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 5ecba2b9bc99..2d28e0804218 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1278,6 +1278,12 @@ static inline bool iwl_mvm_has_quota_low_latency(struct iwl_mvm *mvm) IWL_UCODE_TLV_API_QUOTA_LOW_LATENCY); } +static inline bool iwl_mvm_has_tlc_offload(const struct iwl_mvm *mvm) +{ + return fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_TLC_OFFLOAD); +} + static inline struct agg_tx_status * iwl_mvm_get_agg_status(struct iwl_mvm *mvm, void *tx_resp) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index aab4aeaee58c..5d525a0023dc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -602,7 +602,8 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, mvm->fw = fw; mvm->hw = hw; - iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm); + iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm, + dbgfs_dir); mvm->init_status = 0; @@ -801,6 +802,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, iwl_mvm_leds_exit(mvm); iwl_mvm_thermal_exit(mvm); out_free: + iwl_fw_runtime_exit(&mvm->fwrt); iwl_fw_flush_dump(&mvm->fwrt); if (iwlmvm_mod_params.init_dbg) @@ -841,7 +843,7 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode) #if defined(CONFIG_PM_SLEEP) && defined(CONFIG_IWLWIFI_DEBUGFS) kfree(mvm->d3_resume_sram); #endif - + iwl_fw_runtime_exit(&mvm->fwrt); iwl_trans_op_mode_leave(mvm->trans); iwl_phy_db_free(mvm->phy_db); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/quota.c b/drivers/net/wireless/intel/iwlwifi/mvm/quota.c index b4a0264329b7..690559bdf421 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/quota.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/quota.c @@ -202,6 +202,10 @@ int iwl_mvm_update_quotas(struct iwl_mvm *mvm, lockdep_assert_held(&mvm->mutex); + if (fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_DYNAMIC_QUOTA)) + return 0; + /* update all upon completion */ if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) return 0; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c index 56b3cf1834e5..60abb0084ee5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c @@ -4052,7 +4052,7 @@ static const struct rate_control_ops rs_mvm_ops_drv = { void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, enum nl80211_band band, bool init) { - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) + if (iwl_mvm_has_tlc_offload(mvm)) rs_fw_rate_init(mvm, sta, band); else rs_drv_rate_init(mvm, sta, band, init); @@ -4096,7 +4096,7 @@ static int rs_drv_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, int iwl_mvm_tx_protection(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta, bool enable) { - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) + if (iwl_mvm_has_tlc_offload(mvm)) return rs_fw_tx_protection(mvm, mvmsta, enable); else return rs_drv_tx_protection(mvm, mvmsta, enable); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c index 63a57f0a16ef..d26833c5ce1f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c @@ -222,7 +222,9 @@ static u32 iwl_mvm_set_mac80211_rx_flag(struct iwl_mvm *mvm, case RX_MPDU_RES_STATUS_SEC_TKIP_ENC: /* Don't drop the frame and decrypt it in SW */ - if (!(rx_pkt_status & RX_MPDU_RES_STATUS_TTAK_OK)) + if (!fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_DEPRECATE_TTAK) && + !(rx_pkt_status & RX_MPDU_RES_STATUS_TTAK_OK)) return 0; *crypt_len = IEEE80211_TKIP_IV_LEN; /* fall through if TTAK OK */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 4a70e62c1b87..a3f7c1bf3cc8 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -261,7 +261,9 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, return 0; case IWL_RX_MPDU_STATUS_SEC_TKIP: /* Don't drop the frame and decrypt it in SW */ - if (!(status & IWL_RX_MPDU_RES_STATUS_TTAK_OK)) + if (!fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_DEPRECATE_TTAK) && + !(status & IWL_RX_MPDU_RES_STATUS_TTAK_OK)) return 0; *crypt_len = IEEE80211_TKIP_IV_LEN; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 9d33f7a0a80a..6b2674e02606 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -1443,7 +1443,7 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm, * if rs is registered with mac80211, then "add station" will be handled * via the corresponding ops, otherwise need to notify rate scaling here */ - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) + if (iwl_mvm_has_tlc_offload(mvm)) iwl_mvm_rs_add_sta(mvm, mvm_sta); update_fw: @@ -2586,8 +2586,7 @@ int iwl_mvm_sta_tx_agg_oper(struct iwl_mvm *mvm, struct ieee80211_vif *vif, * When FW supports TLC_OFFLOAD, it also implements Tx aggregation * manager, so this function should never be called in this case. */ - if (WARN_ON_ONCE(fw_has_capa(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_TLC_OFFLOAD))) + if (WARN_ON_ONCE(iwl_mvm_has_tlc_offload(mvm))) return -EINVAL; BUILD_BUG_ON((sizeof(mvmsta->agg_tids) * BITS_PER_BYTE) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 84d16522d664..dda77b327c98 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -888,10 +888,9 @@ static void iwl_mvm_tx_add_stream(struct iwl_mvm *mvm, /* * The first deferred frame should've stopped the MAC queues, so we * should never get a second deferred frame for the RA/TID. + * In case of GSO the first packet may have been split, so don't warn. */ - if (!WARN(skb_queue_len(deferred_tx_frames) != 1, - "RATID %d/%d has %d deferred frames\n", mvm_sta->sta_id, tid, - skb_queue_len(deferred_tx_frames))) { + if (skb_queue_len(deferred_tx_frames) == 1) { iwl_mvm_stop_mac_queues(mvm, BIT(mac_queue)); schedule_work(&mvm->add_stream_wk); } @@ -1719,8 +1718,7 @@ static void iwl_mvm_tx_reclaim(struct iwl_mvm *mvm, int sta_id, int tid, ba_info->band = chanctx_conf->def.chan->band; iwl_mvm_hwrate_to_tx_status(rate, ba_info); - if (!fw_has_capa(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_TLC_OFFLOAD)) { + if (!iwl_mvm_has_tlc_offload(mvm)) { IWL_DEBUG_TX_REPLY(mvm, "No reclaim. Update rs directly\n"); iwl_mvm_rs_tx_status(mvm, sta, tid, ba_info, false); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 0b7e29be8e50..d65e1db7c097 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -516,8 +516,7 @@ static void iwl_mvm_dump_lmac_error_log(struct iwl_mvm *mvm, u32 base) IWL_ERR(trans, "HW error, resetting before reading\n"); /* reset the device */ - iwl_set_bit(trans, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); - usleep_range(5000, 6000); + iwl_trans_sw_reset(trans); /* set INIT_DONE flag */ iwl_set_bit(trans, CSR_GP_CNTRL, @@ -913,8 +912,7 @@ int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init) }; if (WARN_ON(lq->sta_id == IWL_MVM_INVALID_STA || - fw_has_capa(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_TLC_OFFLOAD))) + iwl_mvm_has_tlc_offload(mvm))) return -EINVAL; return iwl_mvm_send_cmd(mvm, &cmd); @@ -1033,12 +1031,34 @@ int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); int res; + bool low_latency; lockdep_assert_held(&mvm->mutex); - if (iwl_mvm_vif_low_latency(mvmvif) == prev) + low_latency = iwl_mvm_vif_low_latency(mvmvif); + + if (low_latency == prev) return 0; + if (fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_DYNAMIC_QUOTA)) { + struct iwl_mac_low_latency_cmd cmd = { + .mac_id = cpu_to_le32(mvmvif->id) + }; + + if (low_latency) { + /* currently we don't care about the direction */ + cmd.low_latency_rx = 1; + cmd.low_latency_tx = 1; + } + res = iwl_mvm_send_cmd_pdu(mvm, + iwl_cmd_id(LOW_LATENCY_CMD, + MAC_CONF_GROUP, 0), + 0, sizeof(cmd), &cmd); + if (res) + IWL_ERR(mvm, "Failed to send low latency command\n"); + } + res = iwl_mvm_update_quotas(mvm, false, NULL); if (res) return res; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h index d749abeca3ae..5b15abdc740c 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h @@ -658,13 +658,6 @@ static inline void iwl_enable_fw_load_int(struct iwl_trans *trans) } } -static inline void iwl_pcie_sw_reset(struct iwl_trans *trans) -{ - /* Reset entire device - do controller reset (results in SHRD_HW_RST) */ - iwl_set_bit(trans, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); - usleep_range(5000, 6000); -} - static inline u8 iwl_pcie_get_cmd_index(struct iwl_txq *q, u32 index) { return index & (q->n_window - 1); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c index ac05fd1e74c4..cb4012541f45 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c @@ -137,7 +137,7 @@ static void iwl_pcie_gen2_apm_stop(struct iwl_trans *trans, bool op_mode_leave) /* Stop device's DMA activity */ iwl_pcie_apm_stop_master(trans); - iwl_pcie_sw_reset(trans); + iwl_trans_sw_reset(trans); /* * Clear "initialization complete" bit to move adapter from @@ -192,7 +192,7 @@ void _iwl_trans_pcie_gen2_stop_device(struct iwl_trans *trans, bool low_power) /* Stop the device, and put it in low power state */ iwl_pcie_gen2_apm_stop(trans, false); - iwl_pcie_sw_reset(trans); + iwl_trans_sw_reset(trans); /* * Upon stop, the IVAR table gets erased, so msi-x won't diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index fbc45361f0bb..b406b536c850 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -176,6 +176,13 @@ out: kfree(buf); } +static void iwl_trans_pcie_sw_reset(struct iwl_trans *trans) +{ + /* Reset entire device - do controller reset (results in SHRD_HW_RST) */ + iwl_set_bit(trans, CSR_RESET, CSR_RESET_REG_FLAG_SW_RESET); + usleep_range(5000, 6000); +} + static void iwl_pcie_free_fw_monitor(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -446,7 +453,7 @@ static void iwl_pcie_apm_lp_xtal_enable(struct iwl_trans *trans) __iwl_trans_pcie_set_bit(trans, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_XTAL_ON); - iwl_pcie_sw_reset(trans); + iwl_trans_pcie_sw_reset(trans); /* * Set "initialization complete" bit to move adapter from @@ -487,7 +494,7 @@ static void iwl_pcie_apm_lp_xtal_enable(struct iwl_trans *trans) apmg_xtal_cfg_reg | SHR_APMG_XTAL_CFG_XTAL_ON_REQ); - iwl_pcie_sw_reset(trans); + iwl_trans_pcie_sw_reset(trans); /* Enable LP XTAL by indirect access through CSR */ apmg_gp1_reg = iwl_trans_pcie_read_shr(trans, SHR_APMG_GP1_REG); @@ -580,7 +587,7 @@ static void iwl_pcie_apm_stop(struct iwl_trans *trans, bool op_mode_leave) return; } - iwl_pcie_sw_reset(trans); + iwl_trans_pcie_sw_reset(trans); /* * Clear "initialization complete" bit to move adapter from @@ -915,14 +922,9 @@ static int iwl_pcie_load_cpu_sections(struct iwl_trans *trans, void iwl_pcie_apply_destination(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - const struct iwl_fw_dbg_dest_tlv *dest = trans->dbg_dest_tlv; + const struct iwl_fw_dbg_dest_tlv_v1 *dest = trans->dbg_dest_tlv; int i; - if (dest->version) - IWL_ERR(trans, - "DBG DEST version is %d - expect issues\n", - dest->version); - IWL_INFO(trans, "Applying debug destination %s\n", get_fw_dbg_mode_string(dest->monitor_mode)); @@ -1270,7 +1272,7 @@ static void _iwl_trans_pcie_stop_device(struct iwl_trans *trans, bool low_power) /* Stop the device, and put it in low power state */ iwl_pcie_apm_stop(trans, false); - iwl_pcie_sw_reset(trans); + iwl_trans_pcie_sw_reset(trans); /* * Upon stop, the IVAR table gets erased, so msi-x won't @@ -1744,7 +1746,7 @@ static int _iwl_trans_pcie_start_hw(struct iwl_trans *trans, bool low_power) return err; } - iwl_pcie_sw_reset(trans); + iwl_trans_pcie_sw_reset(trans); err = iwl_pcie_apm_init(trans); if (err) @@ -2816,8 +2818,17 @@ iwl_trans_pcie_dump_monitor(struct iwl_trans *trans, * Update pointers to reflect actual values after * shifting */ - base = iwl_read_prph(trans, base) << - trans->dbg_dest_tlv->base_shift; + if (trans->dbg_dest_tlv->version) { + base = (iwl_read_prph(trans, base) & + IWL_LDBG_M2S_BUF_BA_MSK) << + trans->dbg_dest_tlv->base_shift; + base *= IWL_M2S_UNIT_SIZE; + base += trans->cfg->smem_offset; + } else { + base = iwl_read_prph(trans, base) << + trans->dbg_dest_tlv->base_shift; + } + iwl_trans_read_mem(trans, base, fw_mon_data->data, monitor_len / sizeof(u32)); } else if (trans->dbg_dest_tlv->monitor_mode == MARBH_MODE) { @@ -2865,21 +2876,36 @@ static struct iwl_trans_dump_data trans_pcie->fw_mon_size; monitor_len = trans_pcie->fw_mon_size; } else if (trans->dbg_dest_tlv) { - u32 base, end; + u32 base, end, cfg_reg; - base = le32_to_cpu(trans->dbg_dest_tlv->base_reg); - end = le32_to_cpu(trans->dbg_dest_tlv->end_reg); + if (trans->dbg_dest_tlv->version == 1) { + cfg_reg = le32_to_cpu(trans->dbg_dest_tlv->base_reg); + cfg_reg = iwl_read_prph(trans, cfg_reg); + base = (cfg_reg & IWL_LDBG_M2S_BUF_BA_MSK) << + trans->dbg_dest_tlv->base_shift; + base *= IWL_M2S_UNIT_SIZE; + base += trans->cfg->smem_offset; - base = iwl_read_prph(trans, base) << - trans->dbg_dest_tlv->base_shift; - end = iwl_read_prph(trans, end) << - trans->dbg_dest_tlv->end_shift; + monitor_len = + (cfg_reg & IWL_LDBG_M2S_BUF_SIZE_MSK) >> + trans->dbg_dest_tlv->end_shift; + monitor_len *= IWL_M2S_UNIT_SIZE; + } else { + base = le32_to_cpu(trans->dbg_dest_tlv->base_reg); + end = le32_to_cpu(trans->dbg_dest_tlv->end_reg); - /* Make "end" point to the actual end */ - if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_8000 || - trans->dbg_dest_tlv->monitor_mode == MARBH_MODE) - end += (1 << trans->dbg_dest_tlv->end_shift); - monitor_len = end - base; + base = iwl_read_prph(trans, base) << + trans->dbg_dest_tlv->base_shift; + end = iwl_read_prph(trans, end) << + trans->dbg_dest_tlv->end_shift; + + /* Make "end" point to the actual end */ + if (trans->cfg->device_family >= + IWL_DEVICE_FAMILY_8000 || + trans->dbg_dest_tlv->monitor_mode == MARBH_MODE) + end += (1 << trans->dbg_dest_tlv->end_shift); + monitor_len = end - base; + } len += sizeof(*data) + sizeof(struct iwl_fw_error_dump_fw_mon) + monitor_len; } else { @@ -3025,6 +3051,7 @@ static void iwl_trans_pcie_resume(struct iwl_trans *trans) .write_mem = iwl_trans_pcie_write_mem, \ .configure = iwl_trans_pcie_configure, \ .set_pmi = iwl_trans_pcie_set_pmi, \ + .sw_reset = iwl_trans_pcie_sw_reset, \ .grab_nic_access = iwl_trans_pcie_grab_nic_access, \ .release_nic_access = iwl_trans_pcie_release_nic_access, \ .set_bits_mask = iwl_trans_pcie_set_bits_mask, \ |