diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c | 1244 |
1 files changed, 250 insertions, 994 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c index a7ac281e5cde..a56c352a459a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c @@ -1,71 +1,10 @@ -/****************************************************************************** - * - * 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; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * 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. - * - *****************************************************************************/ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* + * Copyright (C) 2012-2014, 2018-2024 Intel Corporation + * Copyright (C) 2013-2015 Intel Mobile Communications GmbH + * Copyright (C) 2016-2017 Intel Deutschland GmbH + */ #include "mvm.h" -#include "fw-api-tof.h" #include "debugfs.h" static void iwl_dbgfs_update_pm(struct iwl_mvm *mvm, @@ -240,7 +179,7 @@ static ssize_t iwl_dbgfs_mac_params_read(struct file *file, mutex_lock(&mvm->mutex); - ap_sta_id = mvmvif->ap_sta_id; + ap_sta_id = mvmvif->deflink.ap_sta_id; switch (ieee80211_vif_type_p2p(vif)) { case NL80211_IFTYPE_ADHOC: @@ -269,18 +208,20 @@ static ssize_t iwl_dbgfs_mac_params_read(struct file *file, mvmvif->id, mvmvif->color); pos += scnprintf(buf+pos, bufsz-pos, "bssid: %pM\n", vif->bss_conf.bssid); + pos += scnprintf(buf+pos, bufsz-pos, "Load: %d\n", + mvm->tcm.result.load[mvmvif->id]); pos += scnprintf(buf+pos, bufsz-pos, "QoS:\n"); - for (i = 0; i < ARRAY_SIZE(mvmvif->queue_params); i++) + for (i = 0; i < ARRAY_SIZE(mvmvif->deflink.queue_params); i++) pos += scnprintf(buf+pos, bufsz-pos, "\t%d: txop:%d - cw_min:%d - cw_max = %d - aifs = %d upasd = %d\n", - i, mvmvif->queue_params[i].txop, - mvmvif->queue_params[i].cw_min, - mvmvif->queue_params[i].cw_max, - mvmvif->queue_params[i].aifs, - mvmvif->queue_params[i].uapsd); + i, mvmvif->deflink.queue_params[i].txop, + mvmvif->deflink.queue_params[i].cw_min, + mvmvif->deflink.queue_params[i].cw_max, + mvmvif->deflink.queue_params[i].aifs, + mvmvif->deflink.queue_params[i].uapsd); if (vif->type == NL80211_IFTYPE_STATION && - ap_sta_id != IWL_MVM_INVALID_STA) { + ap_sta_id != IWL_INVALID_STA) { struct iwl_mvm_sta *mvm_sta; mvm_sta = iwl_mvm_sta_from_staid_protected(mvm, ap_sta_id); @@ -293,7 +234,7 @@ static ssize_t iwl_dbgfs_mac_params_read(struct file *file, } rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); + chanctx_conf = rcu_dereference(vif->bss_conf.chanctx_conf); if (chanctx_conf) pos += scnprintf(buf+pos, bufsz-pos, "idle rx chains %d, active rx chains: %d\n", @@ -440,9 +381,9 @@ static ssize_t iwl_dbgfs_bf_params_write(struct ieee80211_vif *vif, char *buf, mutex_lock(&mvm->mutex); iwl_dbgfs_update_bf(vif, param, value); if (param == MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER && !value) - ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_disable_beacon_filter(mvm, vif); else - ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0); + ret = iwl_mvm_enable_beacon_filter(mvm, vif); mutex_unlock(&mvm->mutex); return ret ?: count; @@ -466,7 +407,7 @@ static ssize_t iwl_dbgfs_bf_params_read(struct file *file, }; iwl_mvm_beacon_filter_debugfs_parameters(vif, &cmd); - if (mvmvif->bf_data.bf_enabled) + if (mvmvif->bf_enabled) cmd.bf_enable_beacon_filter = cpu_to_le32(1); else cmd.bf_enable_beacon_filter = 0; @@ -497,13 +438,6 @@ static ssize_t iwl_dbgfs_bf_params_read(struct file *file, return simple_read_from_buffer(user_buf, count, ppos, buf, pos); } -static inline char *iwl_dbgfs_is_match(char *name, char *buf) -{ - int len = strlen(name); - - return !strncmp(name, buf, len) ? buf + len : NULL; -} - static ssize_t iwl_dbgfs_os_device_timediff_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -518,781 +452,103 @@ static ssize_t iwl_dbgfs_os_device_timediff_read(struct file *file, const size_t bufsz = sizeof(buf); int pos = 0; - iwl_mvm_get_sync_time(mvm, &curr_gp2, &curr_os); - do_div(curr_os, NSEC_PER_USEC); - diff = curr_os - curr_gp2; - pos += scnprintf(buf + pos, bufsz - pos, "diff=%lld\n", diff); - - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -static ssize_t iwl_dbgfs_tof_enable_write(struct ieee80211_vif *vif, - char *buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - u32 value; - int ret = -EINVAL; - char *data; - mutex_lock(&mvm->mutex); - - data = iwl_dbgfs_is_match("tof_disabled=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.tof_cfg.tof_disabled = value; - goto out; - } - - data = iwl_dbgfs_is_match("one_sided_disabled=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.tof_cfg.one_sided_disabled = value; - goto out; - } - - data = iwl_dbgfs_is_match("is_debug_mode=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.tof_cfg.is_debug_mode = value; - goto out; - } - - data = iwl_dbgfs_is_match("is_buf=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.tof_cfg.is_buf_required = value; - goto out; - } - - data = iwl_dbgfs_is_match("send_tof_cfg=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0 && value) { - ret = iwl_mvm_tof_config_cmd(mvm); - goto out; - } - } - -out: + iwl_mvm_get_sync_time(mvm, CLOCK_BOOTTIME, &curr_gp2, &curr_os, NULL); mutex_unlock(&mvm->mutex); - return ret ?: count; -} - -static ssize_t iwl_dbgfs_tof_enable_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ieee80211_vif *vif = file->private_data; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - char buf[256]; - int pos = 0; - const size_t bufsz = sizeof(buf); - struct iwl_tof_config_cmd *cmd; - - cmd = &mvm->tof_data.tof_cfg; - - mutex_lock(&mvm->mutex); - - pos += scnprintf(buf + pos, bufsz - pos, "tof_disabled = %d\n", - cmd->tof_disabled); - pos += scnprintf(buf + pos, bufsz - pos, "one_sided_disabled = %d\n", - cmd->one_sided_disabled); - pos += scnprintf(buf + pos, bufsz - pos, "is_debug_mode = %d\n", - cmd->is_debug_mode); - pos += scnprintf(buf + pos, bufsz - pos, "is_buf_required = %d\n", - cmd->is_buf_required); - - mutex_unlock(&mvm->mutex); + do_div(curr_os, NSEC_PER_USEC); + diff = curr_os - curr_gp2; + pos += scnprintf(buf + pos, bufsz - pos, "diff=%lld\n", diff); return simple_read_from_buffer(user_buf, count, ppos, buf, pos); } -static ssize_t iwl_dbgfs_tof_responder_params_write(struct ieee80211_vif *vif, - char *buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - u32 value; - int ret = 0; - char *data; - - mutex_lock(&mvm->mutex); - - data = iwl_dbgfs_is_match("burst_period=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (!ret) - mvm->tof_data.responder_cfg.burst_period = - cpu_to_le16(value); - goto out; - } - - data = iwl_dbgfs_is_match("min_delta_ftm=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.min_delta_ftm = value; - goto out; - } - - data = iwl_dbgfs_is_match("burst_duration=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.burst_duration = value; - goto out; - } - - data = iwl_dbgfs_is_match("num_of_burst_exp=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.num_of_burst_exp = value; - goto out; - } - - data = iwl_dbgfs_is_match("abort_responder=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.abort_responder = value; - goto out; - } - - data = iwl_dbgfs_is_match("get_ch_est=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.get_ch_est = value; - goto out; - } - - data = iwl_dbgfs_is_match("recv_sta_req_params=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.recv_sta_req_params = value; - goto out; - } - - data = iwl_dbgfs_is_match("channel_num=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.channel_num = value; - goto out; - } - - data = iwl_dbgfs_is_match("bandwidth=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.bandwidth = value; - goto out; - } - - data = iwl_dbgfs_is_match("rate=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.rate = value; - goto out; - } - - data = iwl_dbgfs_is_match("bssid=", buf); - if (data) { - u8 *mac = mvm->tof_data.responder_cfg.bssid; - - if (!mac_pton(data, mac)) { - ret = -EINVAL; - goto out; - } - } - - data = iwl_dbgfs_is_match("tsf_timer_offset_msecs=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.tsf_timer_offset_msecs = - cpu_to_le16(value); - goto out; - } - - data = iwl_dbgfs_is_match("toa_offset=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.toa_offset = - cpu_to_le16(value); - goto out; - } - - data = iwl_dbgfs_is_match("center_freq=", buf); - if (data) { - struct iwl_tof_responder_config_cmd *cmd = - &mvm->tof_data.responder_cfg; - - ret = kstrtou32(data, 10, &value); - if (ret == 0 && value) { - enum nl80211_band band = (cmd->channel_num <= 14) ? - NL80211_BAND_2GHZ : - NL80211_BAND_5GHZ; - struct ieee80211_channel chn = { - .band = band, - .center_freq = ieee80211_channel_to_frequency( - cmd->channel_num, band), - }; - struct cfg80211_chan_def chandef = { - .chan = &chn, - .center_freq1 = - ieee80211_channel_to_frequency(value, - band), - }; - - cmd->ctrl_ch_position = iwl_mvm_get_ctrl_pos(&chandef); - } - goto out; - } - - data = iwl_dbgfs_is_match("ftm_per_burst=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.ftm_per_burst = value; - goto out; - } - - data = iwl_dbgfs_is_match("ftm_resp_ts_avail=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.ftm_resp_ts_avail = value; - goto out; - } - - data = iwl_dbgfs_is_match("asap_mode=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.responder_cfg.asap_mode = value; - goto out; - } - - data = iwl_dbgfs_is_match("send_responder_cfg=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0 && value) { - ret = iwl_mvm_tof_responder_cmd(mvm, vif); - goto out; - } - } - -out: - mutex_unlock(&mvm->mutex); - - return ret ?: count; -} - -static ssize_t iwl_dbgfs_tof_responder_params_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t +iwl_dbgfs_low_latency_write_handle(struct wiphy *wiphy, struct file *file, + char *buf, size_t count, void *data) { - struct ieee80211_vif *vif = file->private_data; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - char buf[256]; - int pos = 0; - const size_t bufsz = sizeof(buf); - struct iwl_tof_responder_config_cmd *cmd; + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct ieee80211_vif *vif = data; + u8 value; + int ret; - cmd = &mvm->tof_data.responder_cfg; + ret = kstrtou8(buf, 0, &value); + if (ret) + return ret; + if (value > 1) + return -EINVAL; mutex_lock(&mvm->mutex); - - pos += scnprintf(buf + pos, bufsz - pos, "burst_period = %d\n", - le16_to_cpu(cmd->burst_period)); - pos += scnprintf(buf + pos, bufsz - pos, "burst_duration = %d\n", - cmd->burst_duration); - pos += scnprintf(buf + pos, bufsz - pos, "bandwidth = %d\n", - cmd->bandwidth); - pos += scnprintf(buf + pos, bufsz - pos, "channel_num = %d\n", - cmd->channel_num); - pos += scnprintf(buf + pos, bufsz - pos, "ctrl_ch_position = 0x%x\n", - cmd->ctrl_ch_position); - pos += scnprintf(buf + pos, bufsz - pos, "bssid = %pM\n", - cmd->bssid); - pos += scnprintf(buf + pos, bufsz - pos, "min_delta_ftm = %d\n", - cmd->min_delta_ftm); - pos += scnprintf(buf + pos, bufsz - pos, "num_of_burst_exp = %d\n", - cmd->num_of_burst_exp); - pos += scnprintf(buf + pos, bufsz - pos, "rate = %d\n", cmd->rate); - pos += scnprintf(buf + pos, bufsz - pos, "abort_responder = %d\n", - cmd->abort_responder); - pos += scnprintf(buf + pos, bufsz - pos, "get_ch_est = %d\n", - cmd->get_ch_est); - pos += scnprintf(buf + pos, bufsz - pos, "recv_sta_req_params = %d\n", - cmd->recv_sta_req_params); - pos += scnprintf(buf + pos, bufsz - pos, "ftm_per_burst = %d\n", - cmd->ftm_per_burst); - pos += scnprintf(buf + pos, bufsz - pos, "ftm_resp_ts_avail = %d\n", - cmd->ftm_resp_ts_avail); - pos += scnprintf(buf + pos, bufsz - pos, "asap_mode = %d\n", - cmd->asap_mode); - pos += scnprintf(buf + pos, bufsz - pos, - "tsf_timer_offset_msecs = %d\n", - le16_to_cpu(cmd->tsf_timer_offset_msecs)); - pos += scnprintf(buf + pos, bufsz - pos, "toa_offset = %d\n", - le16_to_cpu(cmd->toa_offset)); - + iwl_mvm_update_low_latency(mvm, vif, value, LOW_LATENCY_DEBUGFS); mutex_unlock(&mvm->mutex); - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -static ssize_t iwl_dbgfs_tof_range_request_write(struct ieee80211_vif *vif, - char *buf, size_t count, - loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - u32 value; - int ret = 0; - char *data; - - mutex_lock(&mvm->mutex); - - data = iwl_dbgfs_is_match("request_id=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.request_id = value; - goto out; - } - - data = iwl_dbgfs_is_match("initiator=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.initiator = value; - goto out; - } - - data = iwl_dbgfs_is_match("one_sided_los_disable=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.one_sided_los_disable = value; - goto out; - } - - data = iwl_dbgfs_is_match("req_timeout=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.req_timeout = value; - goto out; - } - - data = iwl_dbgfs_is_match("report_policy=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.report_policy = value; - goto out; - } - - data = iwl_dbgfs_is_match("macaddr_random=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.macaddr_random = value; - goto out; - } - - data = iwl_dbgfs_is_match("num_of_ap=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req.num_of_ap = value; - goto out; - } - - data = iwl_dbgfs_is_match("macaddr_template=", buf); - if (data) { - u8 mac[ETH_ALEN]; - - if (!mac_pton(data, mac)) { - ret = -EINVAL; - goto out; - } - memcpy(mvm->tof_data.range_req.macaddr_template, mac, ETH_ALEN); - goto out; - } - - data = iwl_dbgfs_is_match("macaddr_mask=", buf); - if (data) { - u8 mac[ETH_ALEN]; - - if (!mac_pton(data, mac)) { - ret = -EINVAL; - goto out; - } - memcpy(mvm->tof_data.range_req.macaddr_mask, mac, ETH_ALEN); - goto out; - } - - data = iwl_dbgfs_is_match("ap=", buf); - if (data) { - struct iwl_tof_range_req_ap_entry ap = {}; - int size = sizeof(struct iwl_tof_range_req_ap_entry); - u16 burst_period; - u8 *mac = ap.bssid; - unsigned int i; - - if (sscanf(data, "%u %hhd %hhd %hhd" - "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx" - "%hhd %hhd %hd" - "%hhd %hhd %d" - "%hhx %hhd %hhd %hhd", - &i, &ap.channel_num, &ap.bandwidth, - &ap.ctrl_ch_position, - mac, mac + 1, mac + 2, mac + 3, mac + 4, mac + 5, - &ap.measure_type, &ap.num_of_bursts, - &burst_period, - &ap.samples_per_burst, &ap.retries_per_sample, - &ap.tsf_delta, &ap.location_req, &ap.asap_mode, - &ap.enable_dyn_ack, &ap.rssi) != 20) { - ret = -EINVAL; - goto out; - } - if (i >= IWL_MVM_TOF_MAX_APS) { - IWL_ERR(mvm, "Invalid AP index %d\n", i); - ret = -EINVAL; - goto out; - } - - ap.burst_period = cpu_to_le16(burst_period); - - memcpy(&mvm->tof_data.range_req.ap[i], &ap, size); - goto out; - } - - data = iwl_dbgfs_is_match("send_range_request=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0 && value) - ret = iwl_mvm_tof_range_request_cmd(mvm, vif); - goto out; - } - - ret = -EINVAL; -out: - mutex_unlock(&mvm->mutex); - return ret ?: count; + return count; } -static ssize_t iwl_dbgfs_tof_range_request_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t iwl_dbgfs_low_latency_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { struct ieee80211_vif *vif = file->private_data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm *mvm = mvmvif->mvm; - char buf[512]; - int pos = 0; - const size_t bufsz = sizeof(buf); - struct iwl_tof_range_req_cmd *cmd; - int i; - - cmd = &mvm->tof_data.range_req; - - mutex_lock(&mvm->mutex); - - pos += scnprintf(buf + pos, bufsz - pos, "request_id= %d\n", - cmd->request_id); - pos += scnprintf(buf + pos, bufsz - pos, "initiator= %d\n", - cmd->initiator); - pos += scnprintf(buf + pos, bufsz - pos, "one_sided_los_disable = %d\n", - cmd->one_sided_los_disable); - pos += scnprintf(buf + pos, bufsz - pos, "req_timeout= %d\n", - cmd->req_timeout); - pos += scnprintf(buf + pos, bufsz - pos, "report_policy= %d\n", - cmd->report_policy); - pos += scnprintf(buf + pos, bufsz - pos, "macaddr_random= %d\n", - cmd->macaddr_random); - pos += scnprintf(buf + pos, bufsz - pos, "macaddr_template= %pM\n", - cmd->macaddr_template); - pos += scnprintf(buf + pos, bufsz - pos, "macaddr_mask= %pM\n", - cmd->macaddr_mask); - pos += scnprintf(buf + pos, bufsz - pos, "num_of_ap= %d\n", - cmd->num_of_ap); - for (i = 0; i < cmd->num_of_ap; i++) { - struct iwl_tof_range_req_ap_entry *ap = &cmd->ap[i]; - - pos += scnprintf(buf + pos, bufsz - pos, - "ap %.2d: channel_num=%hhd bw=%hhd" - " control=%hhd bssid=%pM type=%hhd" - " num_of_bursts=%hhd burst_period=%hd ftm=%hhd" - " retries=%hhd tsf_delta=%d" - " tsf_delta_direction=%hhd location_req=0x%hhx " - " asap=%hhd enable=%hhd rssi=%hhd\n", - i, ap->channel_num, ap->bandwidth, - ap->ctrl_ch_position, ap->bssid, - ap->measure_type, ap->num_of_bursts, - ap->burst_period, ap->samples_per_burst, - ap->retries_per_sample, ap->tsf_delta, - ap->tsf_delta_direction, - ap->location_req, ap->asap_mode, - ap->enable_dyn_ack, ap->rssi); - } - - mutex_unlock(&mvm->mutex); - - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -static ssize_t iwl_dbgfs_tof_range_req_ext_write(struct ieee80211_vif *vif, - char *buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - u32 value; - int ret = 0; - char *data; - - mutex_lock(&mvm->mutex); - - data = iwl_dbgfs_is_match("tsf_timer_offset_msec=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req_ext.tsf_timer_offset_msec = - cpu_to_le16(value); - goto out; - } - - data = iwl_dbgfs_is_match("min_delta_ftm=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req_ext.min_delta_ftm = value; - goto out; - } - - data = iwl_dbgfs_is_match("ftm_format_and_bw20M=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req_ext.ftm_format_and_bw20M = - value; - goto out; - } + char buf[10] = {}; - data = iwl_dbgfs_is_match("ftm_format_and_bw40M=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req_ext.ftm_format_and_bw40M = - value; - goto out; - } - - data = iwl_dbgfs_is_match("ftm_format_and_bw80M=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.range_req_ext.ftm_format_and_bw80M = - value; - goto out; - } - - data = iwl_dbgfs_is_match("send_range_req_ext=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0 && value) - ret = iwl_mvm_tof_range_request_ext_cmd(mvm, vif); - goto out; - } - - ret = -EINVAL; -out: - mutex_unlock(&mvm->mutex); - return ret ?: count; + return wiphy_locked_debugfs_write(mvm->hw->wiphy, file, + buf, sizeof(buf), user_buf, count, + iwl_dbgfs_low_latency_write_handle, + vif); } -static ssize_t iwl_dbgfs_tof_range_req_ext_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t +iwl_dbgfs_low_latency_force_write_handle(struct wiphy *wiphy, struct file *file, + char *buf, size_t count, void *data) { - struct ieee80211_vif *vif = file->private_data; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - char buf[256]; - int pos = 0; - const size_t bufsz = sizeof(buf); - struct iwl_tof_range_req_ext_cmd *cmd; - - cmd = &mvm->tof_data.range_req_ext; - - mutex_lock(&mvm->mutex); - - pos += scnprintf(buf + pos, bufsz - pos, - "tsf_timer_offset_msec = %hd\n", - cmd->tsf_timer_offset_msec); - pos += scnprintf(buf + pos, bufsz - pos, "min_delta_ftm = %hhd\n", - cmd->min_delta_ftm); - pos += scnprintf(buf + pos, bufsz - pos, - "ftm_format_and_bw20M = %hhd\n", - cmd->ftm_format_and_bw20M); - pos += scnprintf(buf + pos, bufsz - pos, - "ftm_format_and_bw40M = %hhd\n", - cmd->ftm_format_and_bw40M); - pos += scnprintf(buf + pos, bufsz - pos, - "ftm_format_and_bw80M = %hhd\n", - cmd->ftm_format_and_bw80M); + struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct ieee80211_vif *vif = data; + u8 value; + int ret; - mutex_unlock(&mvm->mutex); - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} + ret = kstrtou8(buf, 0, &value); + if (ret) + return ret; -static ssize_t iwl_dbgfs_tof_range_abort_write(struct ieee80211_vif *vif, - char *buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - u32 value; - int abort_id, ret = 0; - char *data; + if (value > NUM_LOW_LATENCY_FORCE) + return -EINVAL; mutex_lock(&mvm->mutex); - - data = iwl_dbgfs_is_match("abort_id=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0) - mvm->tof_data.last_abort_id = value; - goto out; - } - - data = iwl_dbgfs_is_match("send_range_abort=", buf); - if (data) { - ret = kstrtou32(data, 10, &value); - if (ret == 0 && value) { - abort_id = mvm->tof_data.last_abort_id; - ret = iwl_mvm_tof_range_abort_cmd(mvm, abort_id); - goto out; - } + if (value == LOW_LATENCY_FORCE_UNSET) { + iwl_mvm_update_low_latency(mvm, vif, false, + LOW_LATENCY_DEBUGFS_FORCE); + iwl_mvm_update_low_latency(mvm, vif, false, + LOW_LATENCY_DEBUGFS_FORCE_ENABLE); + } else { + iwl_mvm_update_low_latency(mvm, vif, + value == LOW_LATENCY_FORCE_ON, + LOW_LATENCY_DEBUGFS_FORCE); + iwl_mvm_update_low_latency(mvm, vif, true, + LOW_LATENCY_DEBUGFS_FORCE_ENABLE); } - -out: - mutex_unlock(&mvm->mutex); - return ret ?: count; -} - -static ssize_t iwl_dbgfs_tof_range_abort_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ieee80211_vif *vif = file->private_data; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - char buf[32]; - int pos = 0; - const size_t bufsz = sizeof(buf); - int last_abort_id; - - mutex_lock(&mvm->mutex); - last_abort_id = mvm->tof_data.last_abort_id; mutex_unlock(&mvm->mutex); - - pos += scnprintf(buf + pos, bufsz - pos, "last_abort_id = %d\n", - last_abort_id); - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); + return count; } -static ssize_t iwl_dbgfs_tof_range_response_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t +iwl_dbgfs_low_latency_force_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { struct ieee80211_vif *vif = file->private_data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm *mvm = mvmvif->mvm; - char *buf; - int pos = 0; - const size_t bufsz = sizeof(struct iwl_tof_range_rsp_ntfy) + 256; - struct iwl_tof_range_rsp_ntfy *cmd; - int i, ret; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - mutex_lock(&mvm->mutex); - cmd = &mvm->tof_data.range_resp; - - pos += scnprintf(buf + pos, bufsz - pos, "request_id = %d\n", - cmd->request_id); - pos += scnprintf(buf + pos, bufsz - pos, "status = %d\n", - cmd->request_status); - pos += scnprintf(buf + pos, bufsz - pos, "last_in_batch = %d\n", - cmd->last_in_batch); - pos += scnprintf(buf + pos, bufsz - pos, "num_of_aps = %d\n", - cmd->num_of_aps); - for (i = 0; i < cmd->num_of_aps; i++) { - struct iwl_tof_range_rsp_ap_entry_ntfy *ap = &cmd->ap[i]; - - pos += scnprintf(buf + pos, bufsz - pos, - "ap %.2d: bssid=%pM status=%hhd bw=%hhd" - " rtt=%d rtt_var=%d rtt_spread=%d" - " rssi=%hhd rssi_spread=%hhd" - " range=%d range_var=%d" - " time_stamp=%d\n", - i, ap->bssid, ap->measure_status, - ap->measure_bw, - ap->rtt, ap->rtt_variance, ap->rtt_spread, - ap->rssi, ap->rssi_spread, ap->range, - ap->range_variance, ap->timestamp); - } - mutex_unlock(&mvm->mutex); - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_low_latency_write(struct ieee80211_vif *vif, char *buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_mvm *mvm = mvmvif->mvm; - bool prev; - u8 value; - int ret; - - ret = kstrtou8(buf, 0, &value); - if (ret) - return ret; - if (value > 1) - return -EINVAL; - - mutex_lock(&mvm->mutex); - prev = iwl_mvm_vif_low_latency(mvmvif); - mvmvif->low_latency_dbgfs = value; - iwl_mvm_update_low_latency(mvm, vif, prev); - mutex_unlock(&mvm->mutex); + char buf[10] = {}; - return count; + return wiphy_locked_debugfs_write(mvm->hw->wiphy, file, + buf, sizeof(buf), user_buf, count, + iwl_dbgfs_low_latency_force_write_handle, + vif); } static ssize_t iwl_dbgfs_low_latency_read(struct file *file, @@ -1301,14 +557,25 @@ static ssize_t iwl_dbgfs_low_latency_read(struct file *file, { struct ieee80211_vif *vif = file->private_data; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - char buf[30] = {}; + char format[] = "traffic=%d\ndbgfs=%d\nvcmd=%d\nvif_type=%d\n" + "dbgfs_force_enable=%d\ndbgfs_force=%d\nactual=%d\n"; + + /* + * all values in format are boolean so the size of format is enough + * for holding the result string + */ + char buf[sizeof(format) + 1] = {}; int len; - len = scnprintf(buf, sizeof(buf) - 1, - "traffic=%d\ndbgfs=%d\nvcmd=%d\n", - mvmvif->low_latency_traffic, - mvmvif->low_latency_dbgfs, - mvmvif->low_latency_vcmd); + len = scnprintf(buf, sizeof(buf) - 1, format, + !!(mvmvif->low_latency & LOW_LATENCY_TRAFFIC), + !!(mvmvif->low_latency & LOW_LATENCY_DEBUGFS), + !!(mvmvif->low_latency & LOW_LATENCY_VCMD), + !!(mvmvif->low_latency & LOW_LATENCY_VIF_TYPE), + !!(mvmvif->low_latency & + LOW_LATENCY_DEBUGFS_FORCE_ENABLE), + !!(mvmvif->low_latency & LOW_LATENCY_DEBUGFS_FORCE), + !!(mvmvif->low_latency_actual)); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -1321,7 +588,7 @@ static ssize_t iwl_dbgfs_uapsd_misbehaving_read(struct file *file, char buf[20]; int len; - len = sprintf(buf, "%pM\n", mvmvif->uapsd_misbehaving_bssid); + len = sprintf(buf, "%pM\n", mvmvif->uapsd_misbehaving_ap_addr); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } @@ -1334,7 +601,7 @@ static ssize_t iwl_dbgfs_uapsd_misbehaving_write(struct ieee80211_vif *vif, bool ret; mutex_lock(&mvm->mutex); - ret = mac_pton(buf, mvmvif->uapsd_misbehaving_bssid); + ret = mac_pton(buf, mvmvif->uapsd_misbehaving_ap_addr); mutex_unlock(&mvm->mutex); return ret ? count : -EINVAL; @@ -1345,34 +612,47 @@ static ssize_t iwl_dbgfs_rx_phyinfo_write(struct ieee80211_vif *vif, char *buf, { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm *mvm = mvmvif->mvm; - struct ieee80211_chanctx_conf *chanctx_conf; - struct iwl_mvm_phy_ctxt *phy_ctxt; + struct ieee80211_bss_conf *link_conf; u16 value; - int ret; + int link_id, ret = -EINVAL; ret = kstrtou16(buf, 0, &value); if (ret) return ret; mutex_lock(&mvm->mutex); - rcu_read_lock(); - chanctx_conf = rcu_dereference(vif->chanctx_conf); - /* make sure the channel context is assigned */ - if (!chanctx_conf) { + mvm->dbgfs_rx_phyinfo = value; + + for_each_vif_active_link(vif, link_conf, link_id) { + struct ieee80211_chanctx_conf *chanctx_conf; + struct cfg80211_chan_def min_def, ap_def; + struct iwl_mvm_phy_ctxt *phy_ctxt; + u8 chains_static, chains_dynamic; + + rcu_read_lock(); + chanctx_conf = rcu_dereference(link_conf->chanctx_conf); + if (!chanctx_conf) { + rcu_read_unlock(); + continue; + } + /* A command can't be sent with RCU lock held, so copy + * everything here and use it after unlocking + */ + min_def = chanctx_conf->min_def; + ap_def = chanctx_conf->ap; + chains_static = chanctx_conf->rx_chains_static; + chains_dynamic = chanctx_conf->rx_chains_dynamic; rcu_read_unlock(); - mutex_unlock(&mvm->mutex); - return -EINVAL; - } - phy_ctxt = &mvm->phy_ctxts[*(u16 *)chanctx_conf->drv_priv]; - rcu_read_unlock(); + phy_ctxt = mvmvif->link[link_id]->phy_ctxt; + if (!phy_ctxt) + continue; - mvm->dbgfs_rx_phyinfo = value; + ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &min_def, &ap_def, + chains_static, chains_dynamic); + } - ret = iwl_mvm_phy_ctxt_changed(mvm, phy_ctxt, &chanctx_conf->min_def, - chanctx_conf->rx_chains_static, - chanctx_conf->rx_chains_dynamic); mutex_unlock(&mvm->mutex); return ret ?: count; @@ -1446,87 +726,40 @@ static ssize_t iwl_dbgfs_quota_min_read(struct file *file, return simple_read_from_buffer(user_buf, count, ppos, buf, len); } -static const char * const chanwidths[] = { - [NL80211_CHAN_WIDTH_20_NOHT] = "noht", - [NL80211_CHAN_WIDTH_20] = "ht20", - [NL80211_CHAN_WIDTH_40] = "ht40", - [NL80211_CHAN_WIDTH_80] = "vht80", - [NL80211_CHAN_WIDTH_80P80] = "vht80p80", - [NL80211_CHAN_WIDTH_160] = "vht160", -}; - -static bool iwl_mvm_lqm_notif_wait(struct iwl_notif_wait_data *notif_wait, - struct iwl_rx_packet *pkt, void *data) -{ - struct ieee80211_vif *vif = data; - struct iwl_mvm *mvm = - container_of(notif_wait, struct iwl_mvm, notif_wait); - struct iwl_link_qual_msrmnt_notif *report = (void *)pkt->data; - u32 num_of_stations = le32_to_cpu(report->number_of_stations); - int i; - - IWL_INFO(mvm, "LQM report:\n"); - IWL_INFO(mvm, "\tstatus: %d\n", report->status); - IWL_INFO(mvm, "\tmacID: %d\n", le32_to_cpu(report->mac_id)); - IWL_INFO(mvm, "\ttx_frame_dropped: %d\n", - le32_to_cpu(report->tx_frame_dropped)); - IWL_INFO(mvm, "\ttime_in_measurement_window: %d us\n", - le32_to_cpu(report->time_in_measurement_window)); - IWL_INFO(mvm, "\ttotal_air_time_other_stations: %d\n", - le32_to_cpu(report->total_air_time_other_stations)); - IWL_INFO(mvm, "\tchannel_freq: %d\n", - vif->bss_conf.chandef.center_freq1); - IWL_INFO(mvm, "\tchannel_width: %s\n", - chanwidths[vif->bss_conf.chandef.width]); - IWL_INFO(mvm, "\tnumber_of_stations: %d\n", num_of_stations); - for (i = 0; i < num_of_stations; i++) - IWL_INFO(mvm, "\t\tsta[%d]: %d\n", i, - report->frequent_stations_air_time[i]); - - return true; -} - -static ssize_t iwl_dbgfs_lqm_send_cmd_write(struct ieee80211_vif *vif, - char *buf, size_t count, - loff_t *ppos) +static ssize_t iwl_dbgfs_max_tx_op_write(struct ieee80211_vif *vif, char *buf, + size_t count, loff_t *ppos) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct iwl_mvm *mvm = mvmvif->mvm; - struct iwl_notification_wait wait_lqm_notif; - static u16 lqm_notif[] = { - WIDE_ID(MAC_CONF_GROUP, - LINK_QUALITY_MEASUREMENT_COMPLETE_NOTIF) - }; - int err; - u32 duration; - u32 timeout; + u16 value; + int ret; - if (sscanf(buf, "%d,%d", &duration, &timeout) != 2) - return -EINVAL; + ret = kstrtou16(buf, 0, &value); + if (ret) + return ret; - iwl_init_notification_wait(&mvm->notif_wait, &wait_lqm_notif, - lqm_notif, ARRAY_SIZE(lqm_notif), - iwl_mvm_lqm_notif_wait, vif); mutex_lock(&mvm->mutex); - err = iwl_mvm_send_lqm_cmd(vif, LQM_CMD_OPERATION_START_MEASUREMENT, - duration, timeout); + mvmvif->max_tx_op = value; mutex_unlock(&mvm->mutex); - if (err) { - IWL_ERR(mvm, "Failed to send lqm cmdf(err=%d)\n", err); - iwl_remove_notification(&mvm->notif_wait, &wait_lqm_notif); - return err; - } + return count; +} - /* wait for 2 * timeout (safety guard) and convert to jiffies*/ - timeout = msecs_to_jiffies((timeout * 2) / 1000); +static ssize_t iwl_dbgfs_max_tx_op_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_vif *vif = file->private_data; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm *mvm = mvmvif->mvm; + char buf[10]; + int len; - err = iwl_wait_notification(&mvm->notif_wait, &wait_lqm_notif, - timeout); - if (err) - IWL_ERR(mvm, "Getting lqm notif timed out\n"); + mutex_lock(&mvm->mutex); + len = scnprintf(buf, sizeof(buf), "%hu\n", mvmvif->max_tx_op); + mutex_unlock(&mvm->mutex); - return count; + return simple_read_from_buffer(user_buf, count, ppos, buf, len); } #define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \ @@ -1534,45 +767,42 @@ static ssize_t iwl_dbgfs_lqm_send_cmd_write(struct ieee80211_vif *vif, #define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \ _MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz, struct ieee80211_vif) #define MVM_DEBUGFS_ADD_FILE_VIF(name, parent, mode) do { \ - if (!debugfs_create_file(#name, mode, parent, vif, \ - &iwl_dbgfs_##name##_ops)) \ - goto err; \ + debugfs_create_file(#name, mode, parent, vif, \ + &iwl_dbgfs_##name##_ops); \ } while (0) MVM_DEBUGFS_READ_FILE_OPS(mac_params); MVM_DEBUGFS_READ_FILE_OPS(tx_pwr_lmt); MVM_DEBUGFS_READ_WRITE_FILE_OPS(pm_params, 32); MVM_DEBUGFS_READ_WRITE_FILE_OPS(bf_params, 256); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(low_latency, 10); + +static const struct file_operations iwl_dbgfs_low_latency_ops = { + .write = iwl_dbgfs_low_latency_write, + .read = iwl_dbgfs_low_latency_read, + .open = simple_open, + .llseek = generic_file_llseek, +}; + +static const struct file_operations iwl_dbgfs_low_latency_force_ops = { + .write = iwl_dbgfs_low_latency_force_write, + .open = simple_open, + .llseek = generic_file_llseek, +}; + MVM_DEBUGFS_READ_WRITE_FILE_OPS(uapsd_misbehaving, 20); MVM_DEBUGFS_READ_WRITE_FILE_OPS(rx_phyinfo, 10); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_enable, 32); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_range_request, 512); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_range_req_ext, 32); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_range_abort, 32); -MVM_DEBUGFS_READ_FILE_OPS(tof_range_response); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(tof_responder_params, 32); MVM_DEBUGFS_READ_WRITE_FILE_OPS(quota_min, 32); -MVM_DEBUGFS_WRITE_FILE_OPS(lqm_send_cmd, 64); MVM_DEBUGFS_READ_FILE_OPS(os_device_timediff); +MVM_DEBUGFS_READ_WRITE_FILE_OPS(max_tx_op, 10); - -void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) +void iwl_mvm_vif_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); struct dentry *dbgfs_dir = vif->debugfs_dir; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - char buf[100]; - - /* - * Check if debugfs directory already exist before creating it. - * This may happen when, for example, resetting hw or suspend-resume - */ - if (!dbgfs_dir || mvmvif->dbgfs_dir) - return; mvmvif->dbgfs_dir = debugfs_create_dir("iwlmvm", dbgfs_dir); - - if (!mvmvif->dbgfs_dir) { + if (IS_ERR_OR_NULL(mvmvif->dbgfs_dir)) { IWL_ERR(mvm, "Failed to create debugfs directory under %pd\n", dbgfs_dir); return; @@ -1581,46 +811,36 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM && ((vif->type == NL80211_IFTYPE_STATION && !vif->p2p) || (vif->type == NL80211_IFTYPE_STATION && vif->p2p))) - MVM_DEBUGFS_ADD_FILE_VIF(pm_params, mvmvif->dbgfs_dir, S_IWUSR | - S_IRUSR); - - MVM_DEBUGFS_ADD_FILE_VIF(tx_pwr_lmt, mvmvif->dbgfs_dir, S_IRUSR); - MVM_DEBUGFS_ADD_FILE_VIF(mac_params, mvmvif->dbgfs_dir, S_IRUSR); - MVM_DEBUGFS_ADD_FILE_VIF(low_latency, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(uapsd_misbehaving, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(rx_phyinfo, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(quota_min, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(lqm_send_cmd, mvmvif->dbgfs_dir, S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(os_device_timediff, - mvmvif->dbgfs_dir, S_IRUSR); + MVM_DEBUGFS_ADD_FILE_VIF(pm_params, mvmvif->dbgfs_dir, 0600); + + MVM_DEBUGFS_ADD_FILE_VIF(tx_pwr_lmt, mvmvif->dbgfs_dir, 0400); + MVM_DEBUGFS_ADD_FILE_VIF(mac_params, mvmvif->dbgfs_dir, 0400); + MVM_DEBUGFS_ADD_FILE_VIF(low_latency, mvmvif->dbgfs_dir, 0600); + MVM_DEBUGFS_ADD_FILE_VIF(low_latency_force, mvmvif->dbgfs_dir, 0600); + MVM_DEBUGFS_ADD_FILE_VIF(uapsd_misbehaving, mvmvif->dbgfs_dir, 0600); + MVM_DEBUGFS_ADD_FILE_VIF(rx_phyinfo, mvmvif->dbgfs_dir, 0600); + MVM_DEBUGFS_ADD_FILE_VIF(quota_min, mvmvif->dbgfs_dir, 0600); + MVM_DEBUGFS_ADD_FILE_VIF(os_device_timediff, mvmvif->dbgfs_dir, 0400); + MVM_DEBUGFS_ADD_FILE_VIF(max_tx_op, mvmvif->dbgfs_dir, 0600); + debugfs_create_bool("ftm_unprotected", 0200, mvmvif->dbgfs_dir, + &mvmvif->ftm_unprotected); if (vif->type == NL80211_IFTYPE_STATION && !vif->p2p && mvmvif == mvm->bf_allowed_vif) - MVM_DEBUGFS_ADD_FILE_VIF(bf_params, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - - if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TOF_SUPPORT) && - !vif->p2p && (vif->type != NL80211_IFTYPE_P2P_DEVICE)) { - if (IWL_MVM_TOF_IS_RESPONDER && vif->type == NL80211_IFTYPE_AP) - MVM_DEBUGFS_ADD_FILE_VIF(tof_responder_params, - mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - - MVM_DEBUGFS_ADD_FILE_VIF(tof_range_request, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(tof_range_req_ext, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(tof_enable, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(tof_range_abort, mvmvif->dbgfs_dir, - S_IRUSR | S_IWUSR); - MVM_DEBUGFS_ADD_FILE_VIF(tof_range_response, mvmvif->dbgfs_dir, - S_IRUSR); - } + MVM_DEBUGFS_ADD_FILE_VIF(bf_params, mvmvif->dbgfs_dir, 0600); +} + +void iwl_mvm_vif_dbgfs_add_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif) +{ + struct dentry *dbgfs_dir = vif->debugfs_dir; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + char buf[3 * 3 + 11 + (NL80211_WIPHY_NAME_MAXLEN + 1) + + (7 + IFNAMSIZ + 1) + 6 + 1]; + char name[7 + IFNAMSIZ + 1]; + + /* this will happen in monitor mode */ + if (!dbgfs_dir) + return; /* * Create symlink for convenience pointing to interface specific @@ -1629,27 +849,63 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) * find * netdev:wlan0 -> ../../../ieee80211/phy0/netdev:wlan0/iwlmvm/ */ - snprintf(buf, 100, "../../../%pd3/%pd", - dbgfs_dir, - mvmvif->dbgfs_dir); - - mvmvif->dbgfs_slink = debugfs_create_symlink(dbgfs_dir->d_name.name, - mvm->debugfs_dir, buf); - if (!mvmvif->dbgfs_slink) - IWL_ERR(mvm, "Can't create debugfs symbolic link under %pd\n", - dbgfs_dir); - return; -err: - IWL_ERR(mvm, "Can't create debugfs entity\n"); + snprintf(name, sizeof(name), "%pd", dbgfs_dir); + snprintf(buf, sizeof(buf), "../../../%pd3/iwlmvm", dbgfs_dir); + + mvmvif->dbgfs_slink = + debugfs_create_symlink(name, mvm->debugfs_dir, buf); } -void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) +void iwl_mvm_vif_dbgfs_rm_link(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); debugfs_remove(mvmvif->dbgfs_slink); mvmvif->dbgfs_slink = NULL; +} + +#define MVM_DEBUGFS_WRITE_LINK_FILE_OPS(name, bufsz) \ + _MVM_DEBUGFS_WRITE_FILE_OPS(link_##name, bufsz, \ + struct ieee80211_bss_conf) +#define MVM_DEBUGFS_READ_WRITE_LINK_FILE_OPS(name, bufsz) \ + _MVM_DEBUGFS_READ_WRITE_FILE_OPS(link_##name, bufsz, \ + struct ieee80211_bss_conf) +#define MVM_DEBUGFS_ADD_LINK_FILE(name, parent, mode) \ + debugfs_create_file(#name, mode, parent, link_conf, \ + &iwl_dbgfs_link_##name##_ops) + +static void iwl_mvm_debugfs_add_link_files(struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct dentry *mvm_dir) +{ + /* Add per-link files here*/ +} + +void iwl_mvm_link_add_debugfs(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf, + struct dentry *dir) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + struct iwl_mvm *mvm = mvmvif->mvm; + unsigned int link_id = link_conf->link_id; + struct iwl_mvm_vif_link_info *link_info = mvmvif->link[link_id]; + struct dentry *mvm_dir; + + if (WARN_ON(!link_info) || !dir) + return; + + if (dir == vif->debugfs_dir) { + WARN_ON(!mvmvif->dbgfs_dir); + mvm_dir = mvmvif->dbgfs_dir; + } else { + mvm_dir = debugfs_create_dir("iwlmvm", dir); + if (IS_ERR_OR_NULL(mvm_dir)) { + IWL_ERR(mvm, "Failed to create debugfs directory under %pd\n", + dir); + return; + } + } - debugfs_remove_recursive(mvmvif->dbgfs_dir); - mvmvif->dbgfs_dir = NULL; + iwl_mvm_debugfs_add_link_files(vif, link_conf, mvm_dir); } |