diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm')
17 files changed, 441 insertions, 189 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c index 43ebb2149b63..22a32eb10f01 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -989,6 +989,8 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); + set_bit(IWL_MVM_STATUS_IN_D3, &mvm->status); + vif = iwl_mvm_get_bss_vif(mvm); if (IS_ERR_OR_NULL(vif)) { ret = 1; @@ -1083,6 +1085,8 @@ static int __iwl_mvm_suspend(struct ieee80211_hw *hw, ieee80211_restart_hw(mvm->hw); } } + + clear_bit(IWL_MVM_STATUS_IN_D3, &mvm->status); } out_noreset: mutex_unlock(&mvm->mutex); @@ -1893,27 +1897,55 @@ static void iwl_mvm_d3_disconnect_iter(void *data, u8 *mac, ieee80211_resume_disconnect(vif); } -static int iwl_mvm_check_rt_status(struct iwl_mvm *mvm, - struct ieee80211_vif *vif) +static bool iwl_mvm_rt_status(struct iwl_trans *trans, u32 base, u32 *err_id) { - u32 base = mvm->trans->dbg.lmac_error_event_table[0]; struct error_table_start { /* cf. struct iwl_error_event_table */ u32 valid; - u32 error_id; + __le32 err_id; } err_info; - iwl_trans_read_mem_bytes(mvm->trans, base, + if (!base) + return false; + + iwl_trans_read_mem_bytes(trans, base, &err_info, sizeof(err_info)); + if (err_info.valid && err_id) + *err_id = le32_to_cpu(err_info.err_id); - if (err_info.valid && - err_info.error_id == RF_KILL_INDICATOR_FOR_WOWLAN) { - struct cfg80211_wowlan_wakeup wakeup = { - .rfkill_release = true, - }; - ieee80211_report_wowlan_wakeup(vif, &wakeup, GFP_KERNEL); + return !!err_info.valid; +} + +static bool iwl_mvm_check_rt_status(struct iwl_mvm *mvm, + struct ieee80211_vif *vif) +{ + u32 err_id; + + /* check for lmac1 error */ + if (iwl_mvm_rt_status(mvm->trans, + mvm->trans->dbg.lmac_error_event_table[0], + &err_id)) { + if (err_id == RF_KILL_INDICATOR_FOR_WOWLAN) { + struct cfg80211_wowlan_wakeup wakeup = { + .rfkill_release = true, + }; + ieee80211_report_wowlan_wakeup(vif, &wakeup, + GFP_KERNEL); + } + return true; } - return err_info.valid; + + /* check if we have lmac2 set and check for error */ + if (iwl_mvm_rt_status(mvm->trans, + mvm->trans->dbg.lmac_error_event_table[1], NULL)) + return true; + + /* check for umac error */ + if (iwl_mvm_rt_status(mvm->trans, + mvm->trans->dbg.umac_error_event_table, NULL)) + return true; + + return false; } static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) @@ -1929,6 +1961,8 @@ static int __iwl_mvm_resume(struct iwl_mvm *mvm, bool test) mutex_lock(&mvm->mutex); + clear_bit(IWL_MVM_STATUS_IN_D3, &mvm->status); + /* get the BSS vif pointer again */ vif = iwl_mvm_get_bss_vif(mvm); if (IS_ERR_OR_NULL(vif)) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index aa659162a7c2..190cf15b825c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -752,7 +752,7 @@ static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf, pos += scnprintf(pos, endpos - pos, "FW: %s\n", mvm->fwrt.fw->human_readable); pos += scnprintf(pos, endpos - pos, "Device: %s\n", - mvm->fwrt.trans->cfg->name); + mvm->fwrt.trans->name); pos += scnprintf(pos, endpos - pos, "Bus: %s\n", mvm->fwrt.dev->bus->name); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c index 9f4b117db9d7..6e1ea921c299 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c @@ -8,6 +8,7 @@ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation * Copyright (C) 2019 Intel Corporation + * Copyright (C) 2020 Intel Corporation * * 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 @@ -30,6 +31,7 @@ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH * Copyright (C) 2018 Intel Corporation * Copyright (C) 2019 Intel Corporation + * Copyright (C) 2020 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -208,10 +210,11 @@ static void iwl_mvm_ftm_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif, cmd->tsf_mac_id = cpu_to_le32(0xff); } -static int iwl_mvm_ftm_target_chandef(struct iwl_mvm *mvm, - struct cfg80211_pmsr_request_peer *peer, - u8 *channel, u8 *bandwidth, - u8 *ctrl_ch_position) +static int +iwl_mvm_ftm_target_chandef_v1(struct iwl_mvm *mvm, + struct cfg80211_pmsr_request_peer *peer, + u8 *channel, u8 *bandwidth, + u8 *ctrl_ch_position) { u32 freq = peer->chandef.chan->center_freq; @@ -243,15 +246,54 @@ static int iwl_mvm_ftm_target_chandef(struct iwl_mvm *mvm, } static int +iwl_mvm_ftm_target_chandef_v2(struct iwl_mvm *mvm, + struct cfg80211_pmsr_request_peer *peer, + u8 *channel, u8 *format_bw, + u8 *ctrl_ch_position) +{ + u32 freq = peer->chandef.chan->center_freq; + + *channel = ieee80211_frequency_to_channel(freq); + + switch (peer->chandef.width) { + case NL80211_CHAN_WIDTH_20_NOHT: + *format_bw = IWL_LOCATION_FRAME_FORMAT_LEGACY; + *format_bw |= IWL_LOCATION_BW_20MHZ << LOCATION_BW_POS; + break; + case NL80211_CHAN_WIDTH_20: + *format_bw = IWL_LOCATION_FRAME_FORMAT_HT; + *format_bw |= IWL_LOCATION_BW_20MHZ << LOCATION_BW_POS; + break; + case NL80211_CHAN_WIDTH_40: + *format_bw = IWL_LOCATION_FRAME_FORMAT_HT; + *format_bw |= IWL_LOCATION_BW_40MHZ << LOCATION_BW_POS; + break; + case NL80211_CHAN_WIDTH_80: + *format_bw = IWL_LOCATION_FRAME_FORMAT_VHT; + *format_bw |= IWL_LOCATION_BW_80MHZ << LOCATION_BW_POS; + break; + default: + IWL_ERR(mvm, "Unsupported BW in FTM request (%d)\n", + peer->chandef.width); + return -EINVAL; + } + + *ctrl_ch_position = (peer->chandef.width > NL80211_CHAN_WIDTH_20) ? + iwl_mvm_get_ctrl_pos(&peer->chandef) : 0; + + return 0; +} + +static int iwl_mvm_ftm_put_target_v2(struct iwl_mvm *mvm, struct cfg80211_pmsr_request_peer *peer, struct iwl_tof_range_req_ap_entry_v2 *target) { int ret; - ret = iwl_mvm_ftm_target_chandef(mvm, peer, &target->channel_num, - &target->bandwidth, - &target->ctrl_ch_position); + ret = iwl_mvm_ftm_target_chandef_v1(mvm, peer, &target->channel_num, + &target->bandwidth, + &target->ctrl_ch_position); if (ret) return ret; @@ -278,18 +320,11 @@ iwl_mvm_ftm_put_target_v2(struct iwl_mvm *mvm, #define FTM_PUT_FLAG(flag) (target->initiator_ap_flags |= \ cpu_to_le32(IWL_INITIATOR_AP_FLAGS_##flag)) -static int iwl_mvm_ftm_put_target(struct iwl_mvm *mvm, - struct cfg80211_pmsr_request_peer *peer, - struct iwl_tof_range_req_ap_entry *target) +static void +iwl_mvm_ftm_put_target_common(struct iwl_mvm *mvm, + struct cfg80211_pmsr_request_peer *peer, + struct iwl_tof_range_req_ap_entry *target) { - int ret; - - ret = iwl_mvm_ftm_target_chandef(mvm, peer, &target->channel_num, - &target->bandwidth, - &target->ctrl_ch_position); - if (ret) - return ret; - memcpy(target->bssid, peer->addr, ETH_ALEN); target->burst_period = cpu_to_le16(peer->ftm.burst_period); @@ -314,60 +349,166 @@ static int iwl_mvm_ftm_put_target(struct iwl_mvm *mvm, FTM_PUT_FLAG(ALGO_LR); else if (IWL_MVM_FTM_INITIATOR_ALGO == IWL_TOF_ALGO_TYPE_FFT) FTM_PUT_FLAG(ALGO_FFT); +} + +static int +iwl_mvm_ftm_put_target_v3(struct iwl_mvm *mvm, + struct cfg80211_pmsr_request_peer *peer, + struct iwl_tof_range_req_ap_entry_v3 *target) +{ + int ret; + + ret = iwl_mvm_ftm_target_chandef_v1(mvm, peer, &target->channel_num, + &target->bandwidth, + &target->ctrl_ch_position); + if (ret) + return ret; + + /* + * Versions 3 and 4 has some common fields, so + * iwl_mvm_ftm_put_target_common() can be used for version 7 too. + */ + iwl_mvm_ftm_put_target_common(mvm, peer, (void *)target); return 0; } -int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - struct cfg80211_pmsr_request *req) +static int iwl_mvm_ftm_put_target_v4(struct iwl_mvm *mvm, + struct cfg80211_pmsr_request_peer *peer, + struct iwl_tof_range_req_ap_entry *target) +{ + int ret; + + ret = iwl_mvm_ftm_target_chandef_v2(mvm, peer, &target->channel_num, + &target->format_bw, + &target->ctrl_ch_position); + if (ret) + return ret; + + iwl_mvm_ftm_put_target_common(mvm, peer, target); + + return 0; +} + +static int iwl_mvm_ftm_send_cmd(struct iwl_mvm *mvm, struct iwl_host_cmd *hcmd) +{ + u32 status; + int err = iwl_mvm_send_cmd_status(mvm, hcmd, &status); + + if (!err && status) { + IWL_ERR(mvm, "FTM range request command failure, status: %u\n", + status); + err = iwl_ftm_range_request_status_to_err(status); + } + + return err; +} + +static int iwl_mvm_ftm_start_v5(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct cfg80211_pmsr_request *req) { struct iwl_tof_range_req_cmd_v5 cmd_v5; - struct iwl_tof_range_req_cmd cmd; - bool new_api = fw_has_api(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_API_FTM_NEW_RANGE_REQ); - u8 num_of_ap; struct iwl_host_cmd hcmd = { .id = iwl_cmd_id(TOF_RANGE_REQ_CMD, LOCATION_GROUP, 0), .dataflags[0] = IWL_HCMD_DFL_DUP, + .data[0] = &cmd_v5, + .len[0] = sizeof(cmd_v5), }; - u32 status = 0; - int err, i; + u8 i; + int err; - lockdep_assert_held(&mvm->mutex); + iwl_mvm_ftm_cmd_v5(mvm, vif, &cmd_v5, req); - if (mvm->ftm_initiator.req) - return -EBUSY; + for (i = 0; i < cmd_v5.num_of_ap; i++) { + struct cfg80211_pmsr_request_peer *peer = &req->peers[i]; - if (new_api) { - iwl_mvm_ftm_cmd(mvm, vif, &cmd, req); - hcmd.data[0] = &cmd; - hcmd.len[0] = sizeof(cmd); - num_of_ap = cmd.num_of_ap; - } else { - iwl_mvm_ftm_cmd_v5(mvm, vif, &cmd_v5, req); - hcmd.data[0] = &cmd_v5; - hcmd.len[0] = sizeof(cmd_v5); - num_of_ap = cmd_v5.num_of_ap; + err = iwl_mvm_ftm_put_target_v2(mvm, peer, &cmd_v5.ap[i]); + if (err) + return err; } - for (i = 0; i < num_of_ap; i++) { + return iwl_mvm_ftm_send_cmd(mvm, &hcmd); +} + +static int iwl_mvm_ftm_start_v7(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct cfg80211_pmsr_request *req) +{ + struct iwl_tof_range_req_cmd_v7 cmd_v7; + struct iwl_host_cmd hcmd = { + .id = iwl_cmd_id(TOF_RANGE_REQ_CMD, LOCATION_GROUP, 0), + .dataflags[0] = IWL_HCMD_DFL_DUP, + .data[0] = &cmd_v7, + .len[0] = sizeof(cmd_v7), + }; + u8 i; + int err; + + /* + * Versions 7 and 8 has the same structure except from the responders + * list, so iwl_mvm_ftm_cmd() can be used for version 7 too. + */ + iwl_mvm_ftm_cmd(mvm, vif, (void *)&cmd_v7, req); + + for (i = 0; i < cmd_v7.num_of_ap; i++) { struct cfg80211_pmsr_request_peer *peer = &req->peers[i]; - if (new_api) - err = iwl_mvm_ftm_put_target(mvm, peer, &cmd.ap[i]); - else - err = iwl_mvm_ftm_put_target_v2(mvm, peer, - &cmd_v5.ap[i]); + err = iwl_mvm_ftm_put_target_v3(mvm, peer, &cmd_v7.ap[i]); + if (err) + return err; + } + return iwl_mvm_ftm_send_cmd(mvm, &hcmd); +} + +static int iwl_mvm_ftm_start_v8(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct cfg80211_pmsr_request *req) +{ + struct iwl_tof_range_req_cmd cmd; + struct iwl_host_cmd hcmd = { + .id = iwl_cmd_id(TOF_RANGE_REQ_CMD, LOCATION_GROUP, 0), + .dataflags[0] = IWL_HCMD_DFL_DUP, + .data[0] = &cmd, + .len[0] = sizeof(cmd), + }; + u8 i; + int err; + + iwl_mvm_ftm_cmd(mvm, vif, &cmd, req); + + for (i = 0; i < cmd.num_of_ap; i++) { + struct cfg80211_pmsr_request_peer *peer = &req->peers[i]; + + err = iwl_mvm_ftm_put_target_v4(mvm, peer, &cmd.ap[i]); if (err) return err; } - err = iwl_mvm_send_cmd_status(mvm, &hcmd, &status); - if (!err && status) { - IWL_ERR(mvm, "FTM range request command failure, status: %u\n", - status); - err = iwl_ftm_range_request_status_to_err(status); + return iwl_mvm_ftm_send_cmd(mvm, &hcmd); +} + +int iwl_mvm_ftm_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + struct cfg80211_pmsr_request *req) +{ + bool new_api = fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_FTM_NEW_RANGE_REQ); + int err; + + lockdep_assert_held(&mvm->mutex); + + if (mvm->ftm_initiator.req) + return -EBUSY; + + if (new_api) { + u8 cmd_ver = iwl_mvm_lookup_cmd_ver(mvm->fw, LOCATION_GROUP, + TOF_RANGE_REQ_CMD); + + if (cmd_ver == 8) + err = iwl_mvm_ftm_start_v8(mvm, vif, req); + else + err = iwl_mvm_ftm_start_v7(mvm, vif, req); + + } else { + err = iwl_mvm_ftm_start_v5(mvm, vif, req); } if (!err) { @@ -389,6 +530,8 @@ void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req) if (req != mvm->ftm_initiator.req) return; + iwl_mvm_ftm_reset(mvm); + if (iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(TOF_RANGE_ABORT_CMD, LOCATION_GROUP, 0), 0, sizeof(cmd), &cmd)) @@ -502,7 +645,6 @@ void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) lockdep_assert_held(&mvm->mutex); if (!mvm->ftm_initiator.req) { - IWL_ERR(mvm, "Got FTM response but have no request?\n"); return; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c index 1513b8b4062f..834564198409 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-responder.c @@ -6,7 +6,7 @@ * GPL LICENSE SUMMARY * * Copyright(c) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation * * 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 @@ -27,7 +27,7 @@ * BSD LICENSE * * Copyright(c) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -62,12 +62,72 @@ #include "mvm.h" #include "constants.h" +static int iwl_mvm_ftm_responder_set_bw_v1(struct cfg80211_chan_def *chandef, + u8 *bw, u8 *ctrl_ch_position) +{ + switch (chandef->width) { + case NL80211_CHAN_WIDTH_20_NOHT: + *bw = IWL_TOF_BW_20_LEGACY; + break; + case NL80211_CHAN_WIDTH_20: + *bw = IWL_TOF_BW_20_HT; + break; + case NL80211_CHAN_WIDTH_40: + *bw = IWL_TOF_BW_40; + *ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef); + break; + case NL80211_CHAN_WIDTH_80: + *bw = IWL_TOF_BW_80; + *ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef); + break; + default: + return -ENOTSUPP; + } + + return 0; +} + +static int iwl_mvm_ftm_responder_set_bw_v2(struct cfg80211_chan_def *chandef, + u8 *format_bw, + u8 *ctrl_ch_position) +{ + switch (chandef->width) { + case NL80211_CHAN_WIDTH_20_NOHT: + *format_bw = IWL_LOCATION_FRAME_FORMAT_LEGACY; + *format_bw |= IWL_LOCATION_BW_20MHZ << LOCATION_BW_POS; + break; + case NL80211_CHAN_WIDTH_20: + *format_bw = IWL_LOCATION_FRAME_FORMAT_HT; + *format_bw |= IWL_LOCATION_BW_20MHZ << LOCATION_BW_POS; + break; + case NL80211_CHAN_WIDTH_40: + *format_bw = IWL_LOCATION_FRAME_FORMAT_HT; + *format_bw |= IWL_LOCATION_BW_40MHZ << LOCATION_BW_POS; + *ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef); + break; + case NL80211_CHAN_WIDTH_80: + *format_bw = IWL_LOCATION_FRAME_FORMAT_VHT; + *format_bw |= IWL_LOCATION_BW_80MHZ << LOCATION_BW_POS; + *ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef); + break; + default: + return -ENOTSUPP; + } + + return 0; +} + static int iwl_mvm_ftm_responder_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct cfg80211_chan_def *chandef) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + /* + * The command structure is the same for versions 6 and 7, (only the + * field interpretation is different), so the same struct can be use + * for all cases. + */ struct iwl_tof_responder_config_cmd cmd = { .channel_num = chandef->chan->hw_value, .cmd_valid_fields = @@ -76,27 +136,22 @@ iwl_mvm_ftm_responder_cmd(struct iwl_mvm *mvm, IWL_TOF_RESPONDER_CMD_VALID_STA_ID), .sta_id = mvmvif->bcast_sta.sta_id, }; + u8 cmd_ver = iwl_mvm_lookup_cmd_ver(mvm->fw, LOCATION_GROUP, + TOF_RESPONDER_CONFIG_CMD); + int err; lockdep_assert_held(&mvm->mutex); - switch (chandef->width) { - case NL80211_CHAN_WIDTH_20_NOHT: - cmd.bandwidth = IWL_TOF_BW_20_LEGACY; - break; - case NL80211_CHAN_WIDTH_20: - cmd.bandwidth = IWL_TOF_BW_20_HT; - break; - case NL80211_CHAN_WIDTH_40: - cmd.bandwidth = IWL_TOF_BW_40; - cmd.ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef); - break; - case NL80211_CHAN_WIDTH_80: - cmd.bandwidth = IWL_TOF_BW_80; - cmd.ctrl_ch_position = iwl_mvm_get_ctrl_pos(chandef); - break; - default: - WARN_ON(1); - return -EINVAL; + if (cmd_ver == 7) + err = iwl_mvm_ftm_responder_set_bw_v2(chandef, &cmd.format_bw, + &cmd.ctrl_ch_position); + else + err = iwl_mvm_ftm_responder_set_bw_v1(chandef, &cmd.format_bw, + &cmd.ctrl_ch_position); + + if (err) { + IWL_ERR(mvm, "Failed to set responder bandwidth\n"); + return err; } memcpy(cmd.bssid, vif->addr, ETH_ALEN); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index c09624d8d7ee..54c094e88474 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -353,22 +353,35 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, if (ret) { struct iwl_trans *trans = mvm->trans; - if (ret == -ETIMEDOUT) - iwl_fw_dbg_error_collect(&mvm->fwrt, - FW_DBG_TRIGGER_ALIVE_TIMEOUT); - - if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) + if (trans->trans_cfg->device_family >= + IWL_DEVICE_FAMILY_22000) { IWL_ERR(mvm, "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS), iwl_read_umac_prph(trans, UMAG_SB_CPU_2_STATUS)); - else if (trans->trans_cfg->device_family >= - IWL_DEVICE_FAMILY_8000) + IWL_ERR(mvm, "UMAC PC: 0x%x\n", + iwl_read_umac_prph(trans, + UREG_UMAC_CURRENT_PC)); + IWL_ERR(mvm, "LMAC PC: 0x%x\n", + iwl_read_umac_prph(trans, + UREG_LMAC1_CURRENT_PC)); + if (iwl_mvm_is_cdb_supported(mvm)) + IWL_ERR(mvm, "LMAC2 PC: 0x%x\n", + iwl_read_umac_prph(trans, + UREG_LMAC2_CURRENT_PC)); + } else if (trans->trans_cfg->device_family >= + IWL_DEVICE_FAMILY_8000) { IWL_ERR(mvm, "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n", iwl_read_prph(trans, SB_CPU_1_STATUS), iwl_read_prph(trans, SB_CPU_2_STATUS)); + } + + if (ret == -ETIMEDOUT) + iwl_fw_dbg_error_collect(&mvm->fwrt, + FW_DBG_TRIGGER_ALIVE_TIMEOUT); + iwl_fw_set_current_image(&mvm->fwrt, old_type); return ret; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 6717f25c46b1..02df603b6400 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -5,10 +5,9 @@ * * 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 - * Copyright(c) 2018 - 2019 Intel Corporation + * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation * * 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 @@ -28,10 +27,9 @@ * * 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 - * Copyright(c) 2018 - 2019 Intel Corporation + * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -2037,7 +2035,7 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, rcu_read_lock(); sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_ctxt_cmd.sta_id]); - if (IS_ERR(sta)) { + if (IS_ERR_OR_NULL(sta)) { rcu_read_unlock(); WARN(1, "Can't find STA to configure HE\n"); return; @@ -3293,7 +3291,7 @@ static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw, if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD)) iwl_mvm_schedule_session_protection(mvm, vif, 900, - min_duration); + min_duration, false); else iwl_mvm_protect_session(mvm, vif, duration, min_duration, 500, false); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 67ab7e7e9c9d..d6ecc2d2bf21 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1160,6 +1160,7 @@ struct iwl_mvm { * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA + * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it) */ enum iwl_mvm_status { IWL_MVM_STATUS_HW_RFKILL, @@ -1170,6 +1171,7 @@ enum iwl_mvm_status { IWL_MVM_STATUS_ROC_AUX_RUNNING, IWL_MVM_STATUS_FIRMWARE_RUNNING, IWL_MVM_STATUS_NEED_FLUSH_P2P, + IWL_MVM_STATUS_IN_D3, }; /* Keep track of completed init configuration */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c index 46128a2a9c6e..70b29bf16bb9 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/nvm.c @@ -178,7 +178,7 @@ static int iwl_nvm_read_chunk(struct iwl_mvm *mvm, u16 section, } else { IWL_DEBUG_EEPROM(mvm->trans->dev, "NVM access command failed with status %d (device: %s)\n", - ret, mvm->cfg->name); + ret, mvm->trans->name); ret = -ENODATA; } goto exit; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 1b07a8e8f069..dfe02440d474 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -830,7 +830,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, } IWL_INFO(mvm, "Detected %s, REV=0x%X\n", - mvm->cfg->name, mvm->trans->hw_rev); + mvm->trans->name, mvm->trans->hw_rev); if (iwlwifi_mod_params.nvm_file) mvm->nvm_file_name = iwlwifi_mod_params.nvm_file; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index 25d7faea1c62..c146303ec73b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -198,7 +198,7 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm, if (!mvmvif->queue_params[ac].uapsd) continue; - if (mvm->fwrt.cur_fw_img != IWL_UCODE_WOWLAN) + if (!test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status)) cmd->flags |= cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK); @@ -233,15 +233,15 @@ static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm, cmd->flags |= cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK); cmd->snooze_interval = cpu_to_le16(IWL_MVM_PS_SNOOZE_INTERVAL); cmd->snooze_window = - (mvm->fwrt.cur_fw_img == IWL_UCODE_WOWLAN) ? + test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status) ? cpu_to_le16(IWL_MVM_WOWLAN_PS_SNOOZE_WINDOW) : cpu_to_le16(IWL_MVM_PS_SNOOZE_WINDOW); } cmd->uapsd_max_sp = mvm->hw->uapsd_max_sp_len; - if (mvm->fwrt.cur_fw_img == IWL_UCODE_WOWLAN || cmd->flags & - cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK)) { + if (test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status) || + cmd->flags & cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK)) { cmd->rx_data_timeout_uapsd = cpu_to_le32(IWL_MVM_WOWLAN_PS_RX_DATA_TIMEOUT); cmd->tx_data_timeout_uapsd = @@ -354,8 +354,7 @@ static bool iwl_mvm_power_is_radar(struct ieee80211_vif *vif) static void iwl_mvm_power_config_skip_dtim(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - struct iwl_mac_power_cmd *cmd, - bool host_awake) + struct iwl_mac_power_cmd *cmd) { int dtimper = vif->bss_conf.dtim_period ?: 1; int skip; @@ -370,7 +369,7 @@ static void iwl_mvm_power_config_skip_dtim(struct iwl_mvm *mvm, if (dtimper >= 10) return; - if (host_awake) { + if (!test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status)) { if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_LP) return; skip = 2; @@ -390,8 +389,7 @@ static void iwl_mvm_power_config_skip_dtim(struct iwl_mvm *mvm, static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - struct iwl_mac_power_cmd *cmd, - bool host_awake) + struct iwl_mac_power_cmd *cmd) { int dtimper, bi; int keep_alive; @@ -437,9 +435,9 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, cmd->lprx_rssi_threshold = POWER_LPRX_RSSI_THRESHOLD; } - iwl_mvm_power_config_skip_dtim(mvm, vif, cmd, host_awake); + iwl_mvm_power_config_skip_dtim(mvm, vif, cmd); - if (!host_awake) { + if (test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status)) { cmd->rx_data_timeout = cpu_to_le32(IWL_MVM_WOWLAN_PS_RX_DATA_TIMEOUT); cmd->tx_data_timeout = @@ -512,8 +510,7 @@ static int iwl_mvm_power_send_cmd(struct iwl_mvm *mvm, { struct iwl_mac_power_cmd cmd = {}; - iwl_mvm_power_build_cmd(mvm, vif, &cmd, - mvm->fwrt.cur_fw_img != IWL_UCODE_WOWLAN); + iwl_mvm_power_build_cmd(mvm, vif, &cmd); iwl_mvm_power_log(mvm, &cmd); #ifdef CONFIG_IWLWIFI_DEBUGFS memcpy(&iwl_mvm_vif_from_mac80211(vif)->mac_pwr_cmd, &cmd, sizeof(cmd)); @@ -536,7 +533,7 @@ int iwl_mvm_power_update_device(struct iwl_mvm *mvm) cmd.flags |= cpu_to_le16(DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK); #ifdef CONFIG_IWLWIFI_DEBUGFS - if ((mvm->fwrt.cur_fw_img == IWL_UCODE_WOWLAN) ? + if (test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status) ? mvm->disable_power_off_d3 : mvm->disable_power_off) cmd.flags &= cpu_to_le16(~DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK); @@ -943,7 +940,7 @@ static int iwl_mvm_power_set_ba(struct iwl_mvm *mvm, if (!mvmvif->bf_data.bf_enabled) return 0; - if (mvm->fwrt.cur_fw_img == IWL_UCODE_WOWLAN) + if (test_bit(IWL_MVM_STATUS_IN_D3, &mvm->status)) cmd.ba_escape_timer = cpu_to_le32(IWL_BA_ESCAPE_TIMER_D3); mvmvif->bf_data.ba_enabled = !(!mvmvif->pm_enabled || diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index a5af8f4128b1..3b263c81bcae 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1907,20 +1907,6 @@ iwl_mvm_scan_umac_fill_probe_p_v4(struct iwl_mvm_scan_params *params, } static void -iwl_mvm_scan_umac_fill_ch_p_v3(struct iwl_mvm *mvm, - struct iwl_mvm_scan_params *params, - struct ieee80211_vif *vif, - struct iwl_scan_channel_params_v3 *cp) -{ - cp->flags = iwl_mvm_scan_umac_chan_flags_v2(mvm, params, vif); - cp->count = params->n_channels; - - iwl_mvm_umac_scan_cfg_channels(mvm, params->channels, - params->n_channels, 0, - cp->channel_config); -} - -static void iwl_mvm_scan_umac_fill_ch_p_v4(struct iwl_mvm *mvm, struct iwl_mvm_scan_params *params, struct ieee80211_vif *vif, @@ -1937,37 +1923,6 @@ iwl_mvm_scan_umac_fill_ch_p_v4(struct iwl_mvm *mvm, vif->type); } -static int iwl_mvm_scan_umac_v11(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - struct iwl_mvm_scan_params *params, int type, - int uid) -{ - struct iwl_scan_req_umac_v11 *cmd = mvm->scan_cmd; - struct iwl_scan_req_params_v11 *scan_p = &cmd->scan_params; - int ret; - u16 gen_flags; - - mvm->scan_uid_status[uid] = type; - - cmd->ooc_priority = cpu_to_le32(iwl_mvm_scan_umac_ooc_priority(params)); - cmd->uid = cpu_to_le32(uid); - - gen_flags = iwl_mvm_scan_umac_flags_v2(mvm, params, vif, type); - iwl_mvm_scan_umac_fill_general_p_v10(mvm, params, vif, - &scan_p->general_params, - gen_flags); - - ret = iwl_mvm_fill_scan_sched_params(params, - scan_p->periodic_params.schedule, - &scan_p->periodic_params.delay); - if (ret) - return ret; - - iwl_mvm_scan_umac_fill_probe_p_v3(params, &scan_p->probe_params); - iwl_mvm_scan_umac_fill_ch_p_v3(mvm, params, vif, - &scan_p->channel_params); - - return 0; -} static int iwl_mvm_scan_umac_v12(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct iwl_mvm_scan_params *params, int type, @@ -2152,7 +2107,6 @@ static const struct iwl_scan_umac_handler iwl_scan_umac_handlers[] = { /* set the newest version first to shorten the list traverse time */ IWL_SCAN_UMAC_HANDLER(13), IWL_SCAN_UMAC_HANDLER(12), - IWL_SCAN_UMAC_HANDLER(11), }; static int iwl_mvm_build_scan_cmd(struct iwl_mvm *mvm, @@ -2511,7 +2465,6 @@ static int iwl_scan_req_umac_get_size(u8 scan_ver) switch (scan_ver) { IWL_SCAN_REQ_UMAC_HANDLE_SIZE(13); IWL_SCAN_REQ_UMAC_HANDLE_SIZE(12); - IWL_SCAN_REQ_UMAC_HANDLE_SIZE(11); } return 0; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 7b35f416404c..64ef3f3ba23b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -3320,6 +3320,10 @@ static int iwl_mvm_send_sta_igtk(struct iwl_mvm *mvm, igtk_cmd.sta_id = cpu_to_le32(sta_id); if (remove_key) { + /* This is a valid situation for IGTK */ + if (sta_id == IWL_MVM_INVALID_STA) + return 0; + igtk_cmd.ctrl_flags |= cpu_to_le32(STA_KEY_NOT_VALID); } else { struct ieee80211_key_seq seq; @@ -3574,9 +3578,9 @@ int iwl_mvm_remove_sta_key(struct iwl_mvm *mvm, IWL_DEBUG_WEP(mvm, "mvm remove dynamic key: idx=%d sta=%d\n", keyconf->keyidx, sta_id); - if (mvm_sta && (keyconf->cipher == WLAN_CIPHER_SUITE_AES_CMAC || - keyconf->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 || - keyconf->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256)) + if (keyconf->cipher == WLAN_CIPHER_SUITE_AES_CMAC || + keyconf->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 || + keyconf->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256) return iwl_mvm_send_sta_igtk(mvm, keyconf, sta_id, true); if (!__test_and_clear_bit(keyconf->hw_key_idx, mvm->fw_key_table)) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c b/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c index 1851719e9f4b..d781777b6b96 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c @@ -205,9 +205,15 @@ void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); u32 duration = 2 * vif->bss_conf.dtim_period * vif->bss_conf.beacon_int; - mutex_lock(&mvm->mutex); /* Protect the session to hear the TDLS setup response on the channel */ - iwl_mvm_protect_session(mvm, vif, duration, duration, 100, true); + mutex_lock(&mvm->mutex); + if (fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD)) + iwl_mvm_schedule_session_protection(mvm, vif, duration, + duration, true); + else + iwl_mvm_protect_session(mvm, vif, duration, + duration, 100, true); mutex_unlock(&mvm->mutex); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 51b138673ddb..c0b420fe5e48 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -1056,13 +1056,42 @@ int iwl_mvm_schedule_csa_period(struct iwl_mvm *mvm, return iwl_mvm_time_event_send_add(mvm, vif, te_data, &time_cmd); } +static bool iwl_mvm_session_prot_notif(struct iwl_notif_wait_data *notif_wait, + struct iwl_rx_packet *pkt, void *data) +{ + struct iwl_mvm *mvm = + container_of(notif_wait, struct iwl_mvm, notif_wait); + struct iwl_mvm_session_prot_notif *resp; + int resp_len = iwl_rx_packet_payload_len(pkt); + + if (WARN_ON(pkt->hdr.cmd != SESSION_PROTECTION_NOTIF || + pkt->hdr.group_id != MAC_CONF_GROUP)) + return true; + + if (WARN_ON_ONCE(resp_len != sizeof(*resp))) { + IWL_ERR(mvm, "Invalid SESSION_PROTECTION_NOTIF response\n"); + return true; + } + + resp = (void *)pkt->data; + + if (!resp->status) + IWL_ERR(mvm, + "TIME_EVENT_NOTIFICATION received but not executed\n"); + + return true; +} + void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - u32 duration, u32 min_duration) + u32 duration, u32 min_duration, + bool wait_for_notif) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm_time_event_data *te_data = &mvmvif->time_event_data; - + const u16 notif[] = { iwl_cmd_id(SESSION_PROTECTION_NOTIF, + MAC_CONF_GROUP, 0) }; + struct iwl_notification_wait wait_notif; struct iwl_mvm_session_prot_cmd cmd = { .id_and_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, @@ -1071,7 +1100,6 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, .conf_id = cpu_to_le32(SESSION_PROTECT_CONF_ASSOC), .duration_tu = cpu_to_le32(MSEC_TO_TU(duration)), }; - int ret; lockdep_assert_held(&mvm->mutex); @@ -1092,14 +1120,35 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, IWL_DEBUG_TE(mvm, "Add new session protection, duration %d TU\n", le32_to_cpu(cmd.duration_tu)); - ret = iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(SESSION_PROTECTION_CMD, - MAC_CONF_GROUP, 0), - 0, sizeof(cmd), &cmd); - if (ret) { + if (!wait_for_notif) { + if (iwl_mvm_send_cmd_pdu(mvm, + iwl_cmd_id(SESSION_PROTECTION_CMD, + MAC_CONF_GROUP, 0), + 0, sizeof(cmd), &cmd)) { + IWL_ERR(mvm, + "Couldn't send the SESSION_PROTECTION_CMD\n"); + spin_lock_bh(&mvm->time_event_lock); + iwl_mvm_te_clear_data(mvm, te_data); + spin_unlock_bh(&mvm->time_event_lock); + } + + return; + } + + iwl_init_notification_wait(&mvm->notif_wait, &wait_notif, + notif, ARRAY_SIZE(notif), + iwl_mvm_session_prot_notif, NULL); + + if (iwl_mvm_send_cmd_pdu(mvm, + iwl_cmd_id(SESSION_PROTECTION_CMD, + MAC_CONF_GROUP, 0), + 0, sizeof(cmd), &cmd)) { IWL_ERR(mvm, - "Couldn't send the SESSION_PROTECTION_CMD: %d\n", ret); - spin_lock_bh(&mvm->time_event_lock); - iwl_mvm_te_clear_data(mvm, te_data); - spin_unlock_bh(&mvm->time_event_lock); + "Couldn't send the SESSION_PROTECTION_CMD\n"); + iwl_remove_notification(&mvm->notif_wait, &wait_notif); + } else if (iwl_wait_notification(&mvm->notif_wait, &wait_notif, + TU_TO_JIFFIES(100))) { + IWL_ERR(mvm, + "Failed to protect session until session protection\n"); } } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h index df6832b79666..3186d7e40567 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h @@ -250,10 +250,12 @@ iwl_mvm_te_scheduled(struct iwl_mvm_time_event_data *te_data) * @mvm: the mvm component * @vif: the virtual interface for which the protection issued * @duration: the duration of the protection + * @wait_for_notif: if true, will block until the start of the protection */ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm, struct ieee80211_vif *vif, - u32 duration, u32 min_duration); + u32 duration, u32 min_duration, + bool wait_for_notif); /** * iwl_mvm_rx_session_protect_notif - handles %SESSION_PROTECTION_NOTIF diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c index b5a16f00bada..418e59b7c671 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tt.c @@ -8,7 +8,7 @@ * Copyright(c) 2013 - 2014, 2019 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2016 Intel Deutschland GmbH - * Copyright(c) 2019 Intel Corporation + * Copyright(c) 2019 - 2020 Intel Corporation * * 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 @@ -31,7 +31,7 @@ * Copyright(c) 2012 - 2014, 2019 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2016 Intel Deutschland GmbH - * Copyright(c) 2019 Intel Corporation + * Copyright(c) 2019 - 2020 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -234,7 +234,7 @@ static int iwl_mvm_get_temp_cmd(struct iwl_mvm *mvm) .flags = cpu_to_le32(DTS_TRIGGER_CMD_FLAGS_TEMP), }; struct iwl_ext_dts_measurement_cmd extcmd = { - .control_mode = cpu_to_le32(DTS_AUTOMATIC), + .control_mode = cpu_to_le32(DTS_DIRECT_WITHOUT_MEASURE), }; u32 cmdid; @@ -734,7 +734,8 @@ static struct thermal_zone_device_ops tzone_ops = { static void iwl_mvm_thermal_zone_register(struct iwl_mvm *mvm) { int i; - char name[] = "iwlwifi"; + char name[16]; + static atomic_t counter = ATOMIC_INIT(0); if (!iwl_mvm_is_tt_in_fw(mvm)) { mvm->tz_device.tzone = NULL; @@ -744,6 +745,7 @@ static void iwl_mvm_thermal_zone_register(struct iwl_mvm *mvm) BUILD_BUG_ON(ARRAY_SIZE(name) >= THERMAL_NAME_LENGTH); + sprintf(name, "iwlwifi_%u", atomic_inc_return(&counter) & 0xFF); mvm->tz_device.tzone = thermal_zone_device_register(name, IWL_MAX_DTS_TRIPS, IWL_WRITABLE_TRIPS_MSK, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index ddfc9a668036..a8d0d17f79fd 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -842,10 +842,7 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes, else if (next) consume_skb(skb); - while (next) { - tmp = next; - next = tmp->next; - + skb_list_walk_safe(next, tmp, next) { memcpy(tmp->cb, cb, sizeof(tmp->cb)); /* * Compute the length of all the data added for the A-MSDU. @@ -875,9 +872,7 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes, skb_shinfo(tmp)->gso_size = 0; } - tmp->prev = NULL; - tmp->next = NULL; - + skb_mark_not_on_list(tmp); __skb_queue_tail(mpdus_skb, tmp); i++; } |
