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authorKalle Valo <kvalo@codeaurora.org>2015-11-17 21:57:38 +0300
committerKalle Valo <kvalo@codeaurora.org>2015-11-18 15:28:30 +0300
commite705c12146aa9c69ca498d4ebb83ba7138f9b41f (patch)
treeb55d4eb7a83c2ec117f460684eb71c89eee6a709 /drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
parent7ac9a364c1721a863ecc6cc9aba66e10114908db (diff)
downloadlinux-e705c12146aa9c69ca498d4ebb83ba7138f9b41f.tar.xz
iwlwifi: move under intel vendor directory
Part of reorganising wireless drivers directory and Kconfig. Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c1483
1 files changed, 1483 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
new file mode 100644
index 000000000000..7904b41a04c6
--- /dev/null
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
@@ -0,0 +1,1483 @@
+/******************************************************************************
+ *
+ * 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
+ *
+ * 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 <ilw@linux.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
+ * 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 "mvm.h"
+#include "fw-api-tof.h"
+#include "debugfs.h"
+
+static void iwl_dbgfs_update_pm(struct iwl_mvm *mvm,
+ struct ieee80211_vif *vif,
+ enum iwl_dbgfs_pm_mask param, int val)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ struct iwl_dbgfs_pm *dbgfs_pm = &mvmvif->dbgfs_pm;
+
+ dbgfs_pm->mask |= param;
+
+ switch (param) {
+ case MVM_DEBUGFS_PM_KEEP_ALIVE: {
+ int dtimper = vif->bss_conf.dtim_period ?: 1;
+ int dtimper_msec = dtimper * vif->bss_conf.beacon_int;
+
+ IWL_DEBUG_POWER(mvm, "debugfs: set keep_alive= %d sec\n", val);
+ if (val * MSEC_PER_SEC < 3 * dtimper_msec)
+ IWL_WARN(mvm,
+ "debugfs: keep alive period (%ld msec) is less than minimum required (%d msec)\n",
+ val * MSEC_PER_SEC, 3 * dtimper_msec);
+ dbgfs_pm->keep_alive_seconds = val;
+ break;
+ }
+ case MVM_DEBUGFS_PM_SKIP_OVER_DTIM:
+ IWL_DEBUG_POWER(mvm, "skip_over_dtim %s\n",
+ val ? "enabled" : "disabled");
+ dbgfs_pm->skip_over_dtim = val;
+ break;
+ case MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS:
+ IWL_DEBUG_POWER(mvm, "skip_dtim_periods=%d\n", val);
+ dbgfs_pm->skip_dtim_periods = val;
+ break;
+ case MVM_DEBUGFS_PM_RX_DATA_TIMEOUT:
+ IWL_DEBUG_POWER(mvm, "rx_data_timeout=%d\n", val);
+ dbgfs_pm->rx_data_timeout = val;
+ break;
+ case MVM_DEBUGFS_PM_TX_DATA_TIMEOUT:
+ IWL_DEBUG_POWER(mvm, "tx_data_timeout=%d\n", val);
+ dbgfs_pm->tx_data_timeout = val;
+ break;
+ case MVM_DEBUGFS_PM_LPRX_ENA:
+ IWL_DEBUG_POWER(mvm, "lprx %s\n", val ? "enabled" : "disabled");
+ dbgfs_pm->lprx_ena = val;
+ break;
+ case MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD:
+ IWL_DEBUG_POWER(mvm, "lprx_rssi_threshold=%d\n", val);
+ dbgfs_pm->lprx_rssi_threshold = val;
+ break;
+ case MVM_DEBUGFS_PM_SNOOZE_ENABLE:
+ IWL_DEBUG_POWER(mvm, "snooze_enable=%d\n", val);
+ dbgfs_pm->snooze_ena = val;
+ break;
+ case MVM_DEBUGFS_PM_UAPSD_MISBEHAVING:
+ IWL_DEBUG_POWER(mvm, "uapsd_misbehaving_enable=%d\n", val);
+ dbgfs_pm->uapsd_misbehaving = val;
+ break;
+ case MVM_DEBUGFS_PM_USE_PS_POLL:
+ IWL_DEBUG_POWER(mvm, "use_ps_poll=%d\n", val);
+ dbgfs_pm->use_ps_poll = val;
+ break;
+ }
+}
+
+static ssize_t iwl_dbgfs_pm_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;
+ enum iwl_dbgfs_pm_mask param;
+ int val, ret;
+
+ if (!strncmp("keep_alive=", buf, 11)) {
+ if (sscanf(buf + 11, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_KEEP_ALIVE;
+ } else if (!strncmp("skip_over_dtim=", buf, 15)) {
+ if (sscanf(buf + 15, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_SKIP_OVER_DTIM;
+ } else if (!strncmp("skip_dtim_periods=", buf, 18)) {
+ if (sscanf(buf + 18, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS;
+ } else if (!strncmp("rx_data_timeout=", buf, 16)) {
+ if (sscanf(buf + 16, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_RX_DATA_TIMEOUT;
+ } else if (!strncmp("tx_data_timeout=", buf, 16)) {
+ if (sscanf(buf + 16, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_TX_DATA_TIMEOUT;
+ } else if (!strncmp("lprx=", buf, 5)) {
+ if (sscanf(buf + 5, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_LPRX_ENA;
+ } else if (!strncmp("lprx_rssi_threshold=", buf, 20)) {
+ if (sscanf(buf + 20, "%d", &val) != 1)
+ return -EINVAL;
+ if (val > POWER_LPRX_RSSI_THRESHOLD_MAX || val <
+ POWER_LPRX_RSSI_THRESHOLD_MIN)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD;
+ } else if (!strncmp("snooze_enable=", buf, 14)) {
+ if (sscanf(buf + 14, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_SNOOZE_ENABLE;
+ } else if (!strncmp("uapsd_misbehaving=", buf, 18)) {
+ if (sscanf(buf + 18, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_UAPSD_MISBEHAVING;
+ } else if (!strncmp("use_ps_poll=", buf, 12)) {
+ if (sscanf(buf + 12, "%d", &val) != 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_PM_USE_PS_POLL;
+ } else {
+ return -EINVAL;
+ }
+
+ mutex_lock(&mvm->mutex);
+ iwl_dbgfs_update_pm(mvm, vif, param, val);
+ ret = iwl_mvm_power_update_mac(mvm);
+ mutex_unlock(&mvm->mutex);
+
+ return ret ?: count;
+}
+
+static ssize_t iwl_dbgfs_tx_pwr_lmt_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_vif *vif = file->private_data;
+ char buf[64];
+ int bufsz = sizeof(buf);
+ int pos;
+
+ pos = scnprintf(buf, bufsz, "bss limit = %d\n",
+ vif->bss_conf.txpower);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+}
+
+static ssize_t iwl_dbgfs_pm_params_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[512];
+ int bufsz = sizeof(buf);
+ int pos;
+
+ pos = iwl_mvm_power_mac_dbgfs_read(mvm, vif, buf, bufsz);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+}
+
+static ssize_t iwl_dbgfs_mac_params_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;
+ u8 ap_sta_id;
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ char buf[512];
+ int bufsz = sizeof(buf);
+ int pos = 0;
+ int i;
+
+ mutex_lock(&mvm->mutex);
+
+ ap_sta_id = mvmvif->ap_sta_id;
+
+ switch (ieee80211_vif_type_p2p(vif)) {
+ case NL80211_IFTYPE_ADHOC:
+ pos += scnprintf(buf+pos, bufsz-pos, "type: ibss\n");
+ break;
+ case NL80211_IFTYPE_STATION:
+ pos += scnprintf(buf+pos, bufsz-pos, "type: bss\n");
+ break;
+ case NL80211_IFTYPE_AP:
+ pos += scnprintf(buf+pos, bufsz-pos, "type: ap\n");
+ break;
+ case NL80211_IFTYPE_P2P_CLIENT:
+ pos += scnprintf(buf+pos, bufsz-pos, "type: p2p client\n");
+ break;
+ case NL80211_IFTYPE_P2P_GO:
+ pos += scnprintf(buf+pos, bufsz-pos, "type: p2p go\n");
+ break;
+ case NL80211_IFTYPE_P2P_DEVICE:
+ pos += scnprintf(buf+pos, bufsz-pos, "type: p2p dev\n");
+ break;
+ default:
+ break;
+ }
+
+ pos += scnprintf(buf+pos, bufsz-pos, "mac id/color: %d / %d\n",
+ mvmvif->id, mvmvif->color);
+ pos += scnprintf(buf+pos, bufsz-pos, "bssid: %pM\n",
+ vif->bss_conf.bssid);
+ pos += scnprintf(buf+pos, bufsz-pos, "QoS:\n");
+ for (i = 0; i < ARRAY_SIZE(mvmvif->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);
+
+ if (vif->type == NL80211_IFTYPE_STATION &&
+ ap_sta_id != IWL_MVM_STATION_COUNT) {
+ struct ieee80211_sta *sta;
+
+ sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[ap_sta_id],
+ lockdep_is_held(&mvm->mutex));
+ if (!IS_ERR_OR_NULL(sta)) {
+ struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta);
+
+ pos += scnprintf(buf+pos, bufsz-pos,
+ "ap_sta_id %d - reduced Tx power %d\n",
+ ap_sta_id,
+ mvm_sta->bt_reduced_txpower);
+ }
+ }
+
+ rcu_read_lock();
+ chanctx_conf = rcu_dereference(vif->chanctx_conf);
+ if (chanctx_conf)
+ pos += scnprintf(buf+pos, bufsz-pos,
+ "idle rx chains %d, active rx chains: %d\n",
+ chanctx_conf->rx_chains_static,
+ chanctx_conf->rx_chains_dynamic);
+ rcu_read_unlock();
+
+ mutex_unlock(&mvm->mutex);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+}
+
+static void iwl_dbgfs_update_bf(struct ieee80211_vif *vif,
+ enum iwl_dbgfs_bf_mask param, int value)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ struct iwl_dbgfs_bf *dbgfs_bf = &mvmvif->dbgfs_bf;
+
+ dbgfs_bf->mask |= param;
+
+ switch (param) {
+ case MVM_DEBUGFS_BF_ENERGY_DELTA:
+ dbgfs_bf->bf_energy_delta = value;
+ break;
+ case MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA:
+ dbgfs_bf->bf_roaming_energy_delta = value;
+ break;
+ case MVM_DEBUGFS_BF_ROAMING_STATE:
+ dbgfs_bf->bf_roaming_state = value;
+ break;
+ case MVM_DEBUGFS_BF_TEMP_THRESHOLD:
+ dbgfs_bf->bf_temp_threshold = value;
+ break;
+ case MVM_DEBUGFS_BF_TEMP_FAST_FILTER:
+ dbgfs_bf->bf_temp_fast_filter = value;
+ break;
+ case MVM_DEBUGFS_BF_TEMP_SLOW_FILTER:
+ dbgfs_bf->bf_temp_slow_filter = value;
+ break;
+ case MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER:
+ dbgfs_bf->bf_enable_beacon_filter = value;
+ break;
+ case MVM_DEBUGFS_BF_DEBUG_FLAG:
+ dbgfs_bf->bf_debug_flag = value;
+ break;
+ case MVM_DEBUGFS_BF_ESCAPE_TIMER:
+ dbgfs_bf->bf_escape_timer = value;
+ break;
+ case MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT:
+ dbgfs_bf->ba_enable_beacon_abort = value;
+ break;
+ case MVM_DEBUGFS_BA_ESCAPE_TIMER:
+ dbgfs_bf->ba_escape_timer = value;
+ break;
+ }
+}
+
+static ssize_t iwl_dbgfs_bf_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;
+ enum iwl_dbgfs_bf_mask param;
+ int value, ret = 0;
+
+ if (!strncmp("bf_energy_delta=", buf, 16)) {
+ if (sscanf(buf+16, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_ENERGY_DELTA_MIN ||
+ value > IWL_BF_ENERGY_DELTA_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_ENERGY_DELTA;
+ } else if (!strncmp("bf_roaming_energy_delta=", buf, 24)) {
+ if (sscanf(buf+24, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_ROAMING_ENERGY_DELTA_MIN ||
+ value > IWL_BF_ROAMING_ENERGY_DELTA_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA;
+ } else if (!strncmp("bf_roaming_state=", buf, 17)) {
+ if (sscanf(buf+17, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_ROAMING_STATE_MIN ||
+ value > IWL_BF_ROAMING_STATE_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_ROAMING_STATE;
+ } else if (!strncmp("bf_temp_threshold=", buf, 18)) {
+ if (sscanf(buf+18, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_TEMP_THRESHOLD_MIN ||
+ value > IWL_BF_TEMP_THRESHOLD_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_TEMP_THRESHOLD;
+ } else if (!strncmp("bf_temp_fast_filter=", buf, 20)) {
+ if (sscanf(buf+20, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_TEMP_FAST_FILTER_MIN ||
+ value > IWL_BF_TEMP_FAST_FILTER_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_TEMP_FAST_FILTER;
+ } else if (!strncmp("bf_temp_slow_filter=", buf, 20)) {
+ if (sscanf(buf+20, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_TEMP_SLOW_FILTER_MIN ||
+ value > IWL_BF_TEMP_SLOW_FILTER_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_TEMP_SLOW_FILTER;
+ } else if (!strncmp("bf_enable_beacon_filter=", buf, 24)) {
+ if (sscanf(buf+24, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER;
+ } else if (!strncmp("bf_debug_flag=", buf, 14)) {
+ if (sscanf(buf+14, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_DEBUG_FLAG;
+ } else if (!strncmp("bf_escape_timer=", buf, 16)) {
+ if (sscanf(buf+16, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BF_ESCAPE_TIMER_MIN ||
+ value > IWL_BF_ESCAPE_TIMER_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BF_ESCAPE_TIMER;
+ } else if (!strncmp("ba_escape_timer=", buf, 16)) {
+ if (sscanf(buf+16, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < IWL_BA_ESCAPE_TIMER_MIN ||
+ value > IWL_BA_ESCAPE_TIMER_MAX)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BA_ESCAPE_TIMER;
+ } else if (!strncmp("ba_enable_beacon_abort=", buf, 23)) {
+ if (sscanf(buf+23, "%d", &value) != 1)
+ return -EINVAL;
+ if (value < 0 || value > 1)
+ return -EINVAL;
+ param = MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT;
+ } else {
+ return -EINVAL;
+ }
+
+ 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);
+ else
+ ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0);
+ mutex_unlock(&mvm->mutex);
+
+ return ret ?: count;
+}
+
+static ssize_t iwl_dbgfs_bf_params_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);
+ char buf[256];
+ int pos = 0;
+ const size_t bufsz = sizeof(buf);
+ struct iwl_beacon_filter_cmd cmd = {
+ IWL_BF_CMD_CONFIG_DEFAULTS,
+ .bf_enable_beacon_filter =
+ cpu_to_le32(IWL_BF_ENABLE_BEACON_FILTER_DEFAULT),
+ .ba_enable_beacon_abort =
+ cpu_to_le32(IWL_BA_ENABLE_BEACON_ABORT_DEFAULT),
+ };
+
+ iwl_mvm_beacon_filter_debugfs_parameters(vif, &cmd);
+ if (mvmvif->bf_data.bf_enabled)
+ cmd.bf_enable_beacon_filter = cpu_to_le32(1);
+ else
+ cmd.bf_enable_beacon_filter = 0;
+
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_energy_delta = %d\n",
+ le32_to_cpu(cmd.bf_energy_delta));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_roaming_energy_delta = %d\n",
+ le32_to_cpu(cmd.bf_roaming_energy_delta));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_roaming_state = %d\n",
+ le32_to_cpu(cmd.bf_roaming_state));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_temp_threshold = %d\n",
+ le32_to_cpu(cmd.bf_temp_threshold));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_temp_fast_filter = %d\n",
+ le32_to_cpu(cmd.bf_temp_fast_filter));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_temp_slow_filter = %d\n",
+ le32_to_cpu(cmd.bf_temp_slow_filter));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_enable_beacon_filter = %d\n",
+ le32_to_cpu(cmd.bf_enable_beacon_filter));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_debug_flag = %d\n",
+ le32_to_cpu(cmd.bf_debug_flag));
+ pos += scnprintf(buf+pos, bufsz-pos, "bf_escape_timer = %d\n",
+ le32_to_cpu(cmd.bf_escape_timer));
+ pos += scnprintf(buf+pos, bufsz-pos, "ba_escape_timer = %d\n",
+ le32_to_cpu(cmd.ba_escape_timer));
+ pos += scnprintf(buf+pos, bufsz-pos, "ba_enable_beacon_abort = %d\n",
+ le32_to_cpu(cmd.ba_enable_beacon_abort));
+
+ 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_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:
+ 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);
+
+ 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 ieee80211_band band = (cmd->channel_num <= 14) ?
+ IEEE80211_BAND_2GHZ :
+ IEEE80211_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)
+{
+ 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;
+
+ cmd = &mvm->tof_data.responder_cfg;
+
+ 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));
+
+ 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;
+}
+
+static ssize_t iwl_dbgfs_tof_range_request_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[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;
+ }
+
+ 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;
+}
+
+static ssize_t iwl_dbgfs_tof_range_req_ext_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_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);
+
+ mutex_unlock(&mvm->mutex);
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+}
+
+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;
+
+ 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;
+ }
+ }
+
+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);
+}
+
+static ssize_t iwl_dbgfs_tof_range_response_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;
+ 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;
+ u8 value;
+ int ret;
+
+ ret = kstrtou8(buf, 0, &value);
+ if (ret)
+ return ret;
+ if (value > 1)
+ return -EINVAL;
+
+ mutex_lock(&mvm->mutex);
+ iwl_mvm_update_low_latency(mvm, vif, value);
+ mutex_unlock(&mvm->mutex);
+
+ return count;
+}
+
+static ssize_t iwl_dbgfs_low_latency_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);
+ char buf[2];
+
+ buf[0] = mvmvif->low_latency ? '1' : '0';
+ buf[1] = '\n';
+ return simple_read_from_buffer(user_buf, count, ppos, buf, sizeof(buf));
+}
+
+static ssize_t iwl_dbgfs_uapsd_misbehaving_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);
+ char buf[20];
+ int len;
+
+ len = sprintf(buf, "%pM\n", mvmvif->uapsd_misbehaving_bssid);
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t iwl_dbgfs_uapsd_misbehaving_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 ret;
+
+ mutex_lock(&mvm->mutex);
+ ret = mac_pton(buf, mvmvif->uapsd_misbehaving_bssid);
+ mutex_unlock(&mvm->mutex);
+
+ return ret ? count : -EINVAL;
+}
+
+static ssize_t iwl_dbgfs_rx_phyinfo_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 ieee80211_chanctx_conf *chanctx_conf;
+ struct iwl_mvm_phy_ctxt *phy_ctxt;
+ u16 value;
+ int ret;
+
+ 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) {
+ rcu_read_unlock();
+ mutex_unlock(&mvm->mutex);
+ return -EINVAL;
+ }
+
+ phy_ctxt = &mvm->phy_ctxts[*(u16 *)chanctx_conf->drv_priv];
+ rcu_read_unlock();
+
+ mvm->dbgfs_rx_phyinfo = value;
+
+ 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;
+}
+
+static ssize_t iwl_dbgfs_rx_phyinfo_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);
+ char buf[8];
+
+ snprintf(buf, sizeof(buf), "0x%04x\n", mvmvif->mvm->dbgfs_rx_phyinfo);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, sizeof(buf));
+}
+
+#define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \
+ _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct ieee80211_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; \
+ } 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);
+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);
+
+void iwl_mvm_vif_dbgfs_register(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[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) {
+ IWL_ERR(mvm, "Failed to create debugfs directory under %s\n",
+ dbgfs_dir->d_name.name);
+ return;
+ }
+
+ 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->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)))
+ 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);
+
+ 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);
+ }
+
+ /*
+ * Create symlink for convenience pointing to interface specific
+ * debugfs entries for the driver. For example, under
+ * /sys/kernel/debug/iwlwifi/0000\:02\:00.0/iwlmvm/
+ * find
+ * netdev:wlan0 -> ../../../ieee80211/phy0/netdev:wlan0/iwlmvm/
+ */
+ snprintf(buf, 100, "../../../%s/%s/%s/%s",
+ dbgfs_dir->d_parent->d_parent->d_name.name,
+ dbgfs_dir->d_parent->d_name.name,
+ dbgfs_dir->d_name.name,
+ mvmvif->dbgfs_dir->d_name.name);
+
+ 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 %s\n",
+ dbgfs_dir->d_name.name);
+ return;
+err:
+ IWL_ERR(mvm, "Can't create debugfs entity\n");
+}
+
+void iwl_mvm_vif_dbgfs_clean(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;
+
+ debugfs_remove_recursive(mvmvif->dbgfs_dir);
+ mvmvif->dbgfs_dir = NULL;
+}