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path: root/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c226
1 files changed, 211 insertions, 15 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index 85b99316d029..527daaf46f96 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
- * Copyright (C) 2012-2014, 2018-2022 Intel Corporation
+ * Copyright (C) 2012-2014, 2018-2023 Intel Corporation
* Copyright (C) 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2016-2017 Intel Deutschland GmbH
*/
@@ -8,6 +8,7 @@
#include <linux/err.h>
#include <linux/ieee80211.h>
#include <linux/netdevice.h>
+#include <linux/dmi.h>
#include "mvm.h"
#include "sta.h"
@@ -15,6 +16,7 @@
#include "debugfs.h"
#include "iwl-modparams.h"
#include "fw/error-dump.h"
+#include "fw/api/phy-ctxt.h"
static ssize_t iwl_dbgfs_ctdp_budget_read(struct file *file,
char __user *user_buf,
@@ -214,9 +216,9 @@ static ssize_t iwl_dbgfs_set_nic_temperature_read(struct file *file,
int pos;
if (!mvm->temperature_test)
- pos = scnprintf(buf , sizeof(buf), "disabled\n");
+ pos = scnprintf(buf, sizeof(buf), "disabled\n");
else
- pos = scnprintf(buf , sizeof(buf), "%d\n", mvm->temperature);
+ pos = scnprintf(buf, sizeof(buf), "%d\n", mvm->temperature);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
@@ -261,7 +263,7 @@ static ssize_t iwl_dbgfs_set_nic_temperature_write(struct iwl_mvm *mvm,
mvm->temperature = temperature;
}
IWL_DEBUG_TEMP(mvm, "%sabling debug set temperature (temp = %d)\n",
- mvm->temperature_test ? "En" : "Dis" ,
+ mvm->temperature_test ? "En" : "Dis",
mvm->temperature);
/* handle the temperature change */
iwl_mvm_tt_handler(mvm);
@@ -291,7 +293,7 @@ static ssize_t iwl_dbgfs_nic_temp_read(struct file *file,
if (ret)
return -EIO;
- pos = scnprintf(buf , sizeof(buf), "%d\n", temp);
+ pos = scnprintf(buf, sizeof(buf), "%d\n", temp);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
@@ -374,7 +376,7 @@ static ssize_t iwl_dbgfs_rs_data_read(struct file *file, char __user *user_buf,
{
struct ieee80211_sta *sta = file->private_data;
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
- struct iwl_lq_sta_rs_fw *lq_sta = &mvmsta->lq_sta.rs_fw;
+ struct iwl_lq_sta_rs_fw *lq_sta = &mvmsta->deflink.lq_sta.rs_fw;
struct iwl_mvm *mvm = lq_sta->pers.drv;
static const size_t bufsz = 2048;
char *buff;
@@ -714,6 +716,190 @@ static ssize_t iwl_dbgfs_fw_ver_read(struct file *file, char __user *user_buf,
return ret;
}
+static ssize_t iwl_dbgfs_tas_get_status_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_mvm *mvm = file->private_data;
+ struct iwl_mvm_tas_status_resp tas_rsp;
+ struct iwl_mvm_tas_status_resp *rsp = &tas_rsp;
+ static const size_t bufsz = 1024;
+ char *buff, *pos, *endpos;
+ const char * const tas_dis_reason[TAS_DISABLED_REASON_MAX] = {
+ [TAS_DISABLED_DUE_TO_BIOS] =
+ "Due To BIOS",
+ [TAS_DISABLED_DUE_TO_SAR_6DBM] =
+ "Due To SAR Limit Less Than 6 dBm",
+ [TAS_DISABLED_REASON_INVALID] =
+ "N/A",
+ };
+ const char * const tas_current_status[TAS_DYNA_STATUS_MAX] = {
+ [TAS_DYNA_INACTIVE] = "INACTIVE",
+ [TAS_DYNA_INACTIVE_MVM_MODE] =
+ "inactive due to mvm mode",
+ [TAS_DYNA_INACTIVE_TRIGGER_MODE] =
+ "inactive due to trigger mode",
+ [TAS_DYNA_INACTIVE_BLOCK_LISTED] =
+ "inactive due to block listed",
+ [TAS_DYNA_INACTIVE_UHB_NON_US] =
+ "inactive due to uhb non US",
+ [TAS_DYNA_ACTIVE] = "ACTIVE",
+ };
+ struct iwl_host_cmd hcmd = {
+ .id = WIDE_ID(DEBUG_GROUP, GET_TAS_STATUS),
+ .flags = CMD_WANT_SKB,
+ .len = { 0, },
+ .data = { NULL, },
+ };
+ int ret, i, tmp;
+ bool tas_enabled = false;
+ unsigned long dyn_status;
+
+ if (!iwl_mvm_firmware_running(mvm))
+ return -ENODEV;
+
+ mutex_lock(&mvm->mutex);
+ ret = iwl_mvm_send_cmd(mvm, &hcmd);
+ mutex_unlock(&mvm->mutex);
+ if (ret < 0)
+ return ret;
+
+ buff = kzalloc(bufsz, GFP_KERNEL);
+ if (!buff)
+ return -ENOMEM;
+ pos = buff;
+ endpos = pos + bufsz;
+
+ rsp = (void *)hcmd.resp_pkt->data;
+
+ pos += scnprintf(pos, endpos - pos, "TAS Conclusion:\n");
+ for (i = 0; i < rsp->in_dual_radio + 1; i++) {
+ if (rsp->tas_status_mac[i].band != TAS_LMAC_BAND_INVALID &&
+ rsp->tas_status_mac[i].dynamic_status & BIT(TAS_DYNA_ACTIVE)) {
+ pos += scnprintf(pos, endpos - pos, "\tON for ");
+ switch (rsp->tas_status_mac[i].band) {
+ case TAS_LMAC_BAND_HB:
+ pos += scnprintf(pos, endpos - pos, "HB\n");
+ break;
+ case TAS_LMAC_BAND_LB:
+ pos += scnprintf(pos, endpos - pos, "LB\n");
+ break;
+ case TAS_LMAC_BAND_UHB:
+ pos += scnprintf(pos, endpos - pos, "UHB\n");
+ break;
+ case TAS_LMAC_BAND_INVALID:
+ pos += scnprintf(pos, endpos - pos,
+ "INVALID BAND\n");
+ break;
+ default:
+ pos += scnprintf(pos, endpos - pos,
+ "Unsupported band (%d)\n",
+ rsp->tas_status_mac[i].band);
+ goto out;
+ }
+ tas_enabled = true;
+ }
+ }
+ if (!tas_enabled)
+ pos += scnprintf(pos, endpos - pos, "\tOFF\n");
+
+ pos += scnprintf(pos, endpos - pos, "TAS Report\n");
+ pos += scnprintf(pos, endpos - pos, "TAS FW version: %d\n",
+ rsp->tas_fw_version);
+ pos += scnprintf(pos, endpos - pos, "Is UHB enabled for USA?: %s\n",
+ rsp->is_uhb_for_usa_enable ? "True" : "False");
+ pos += scnprintf(pos, endpos - pos, "Current MCC: 0x%x\n",
+ le16_to_cpu(rsp->curr_mcc));
+
+ pos += scnprintf(pos, endpos - pos, "Block list entries:");
+ for (i = 0; i < APCI_WTAS_BLACK_LIST_MAX; i++)
+ pos += scnprintf(pos, endpos - pos, " 0x%x",
+ le16_to_cpu(rsp->block_list[i]));
+
+ pos += scnprintf(pos, endpos - pos, "\nOEM name: %s\n",
+ dmi_get_system_info(DMI_SYS_VENDOR));
+ pos += scnprintf(pos, endpos - pos, "\tVendor In Approved List: %s\n",
+ iwl_mvm_is_vendor_in_approved_list() ? "YES" : "NO");
+ pos += scnprintf(pos, endpos - pos,
+ "\tDo TAS Support Dual Radio?: %s\n",
+ rsp->in_dual_radio ? "TRUE" : "FALSE");
+
+ for (i = 0; i < rsp->in_dual_radio + 1; i++) {
+ if (rsp->tas_status_mac[i].static_status == 0) {
+ pos += scnprintf(pos, endpos - pos,
+ "Static status: disabled\n");
+ pos += scnprintf(pos, endpos - pos,
+ "Static disabled reason: %s (0)\n",
+ tas_dis_reason[0]);
+ goto out;
+ }
+
+ pos += scnprintf(pos, endpos - pos, "TAS status for ");
+ switch (rsp->tas_status_mac[i].band) {
+ case TAS_LMAC_BAND_HB:
+ pos += scnprintf(pos, endpos - pos, "High band\n");
+ break;
+ case TAS_LMAC_BAND_LB:
+ pos += scnprintf(pos, endpos - pos, "Low band\n");
+ break;
+ case TAS_LMAC_BAND_UHB:
+ pos += scnprintf(pos, endpos - pos,
+ "Ultra high band\n");
+ break;
+ case TAS_LMAC_BAND_INVALID:
+ pos += scnprintf(pos, endpos - pos,
+ "INVALID band\n");
+ break;
+ default:
+ pos += scnprintf(pos, endpos - pos,
+ "Unsupported band (%d)\n",
+ rsp->tas_status_mac[i].band);
+ goto out;
+ }
+ pos += scnprintf(pos, endpos - pos, "Static status: %sabled\n",
+ rsp->tas_status_mac[i].static_status ?
+ "En" : "Dis");
+ pos += scnprintf(pos, endpos - pos,
+ "\tStatic Disabled Reason: ");
+ if (rsp->tas_status_mac[i].static_dis_reason < TAS_DISABLED_REASON_MAX)
+ pos += scnprintf(pos, endpos - pos, "%s (%d)\n",
+ tas_dis_reason[rsp->tas_status_mac[i].static_dis_reason],
+ rsp->tas_status_mac[i].static_dis_reason);
+ else
+ pos += scnprintf(pos, endpos - pos,
+ "unsupported value (%d)\n",
+ rsp->tas_status_mac[i].static_dis_reason);
+
+ pos += scnprintf(pos, endpos - pos, "Dynamic status:\n");
+ dyn_status = (rsp->tas_status_mac[i].dynamic_status);
+ for_each_set_bit(tmp, &dyn_status, sizeof(dyn_status)) {
+ if (tmp >= 0 && tmp < TAS_DYNA_STATUS_MAX)
+ pos += scnprintf(pos, endpos - pos,
+ "\t%s (%d)\n",
+ tas_current_status[tmp], tmp);
+ }
+
+ pos += scnprintf(pos, endpos - pos,
+ "Is near disconnection?: %s\n",
+ rsp->tas_status_mac[i].near_disconnection ?
+ "True" : "False");
+ tmp = le16_to_cpu(rsp->tas_status_mac[i].max_reg_pwr_limit);
+ pos += scnprintf(pos, endpos - pos,
+ "Max. regulatory pwr limit (dBm): %d.%03d\n",
+ tmp / 8, 125 * (tmp % 8));
+ tmp = le16_to_cpu(rsp->tas_status_mac[i].sar_limit);
+ pos += scnprintf(pos, endpos - pos,
+ "SAR limit (dBm): %d.%03d\n",
+ tmp / 8, 125 * (tmp % 8));
+ }
+
+out:
+ ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos - buff);
+ kfree(buff);
+ iwl_free_resp(&hcmd);
+ return ret;
+}
+
static ssize_t iwl_dbgfs_phy_integration_ver_read(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
@@ -1202,6 +1388,7 @@ static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
struct sk_buff *beacon;
struct ieee80211_tx_info *info;
struct iwl_mac_beacon_cmd beacon_cmd = {};
+ unsigned int link_id;
u8 rate;
int i;
@@ -1250,17 +1437,24 @@ static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
info = IEEE80211_SKB_CB(beacon);
rate = iwl_mvm_mac_ctxt_get_beacon_rate(mvm, info, vif);
- beacon_cmd.flags =
- cpu_to_le16(iwl_mvm_mac_ctxt_get_beacon_flags(mvm->fw, rate));
- beacon_cmd.byte_cnt = cpu_to_le16((u16)beacon->len);
- beacon_cmd.template_id = cpu_to_le32((u32)mvmvif->id);
+ for_each_mvm_vif_valid_link(mvmvif, link_id) {
+ beacon_cmd.flags =
+ cpu_to_le16(iwl_mvm_mac_ctxt_get_beacon_flags(mvm->fw,
+ rate));
+ beacon_cmd.byte_cnt = cpu_to_le16((u16)beacon->len);
+ if (iwl_fw_lookup_cmd_ver(mvm->fw, BEACON_TEMPLATE_CMD, 0) > 12)
+ beacon_cmd.link_id =
+ cpu_to_le32(mvmvif->link[link_id]->fw_link_id);
+ else
+ beacon_cmd.link_id = cpu_to_le32((u32)mvmvif->id);
- iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd.tim_idx,
- &beacon_cmd.tim_size,
- beacon->data, beacon->len);
+ iwl_mvm_mac_ctxt_set_tim(mvm, &beacon_cmd.tim_idx,
+ &beacon_cmd.tim_size,
+ beacon->data, beacon->len);
- iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
- sizeof(beacon_cmd));
+ iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
+ sizeof(beacon_cmd));
+ }
mutex_unlock(&mvm->mutex);
dev_kfree_skb(beacon);
@@ -1685,6 +1879,7 @@ MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
MVM_DEBUGFS_READ_FILE_OPS(fw_ver);
MVM_DEBUGFS_READ_FILE_OPS(phy_integration_ver);
+MVM_DEBUGFS_READ_FILE_OPS(tas_get_status);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(bt_tx_prio, 10);
@@ -1894,6 +2089,7 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
if (mvm->fw->phy_integration_ver)
MVM_DEBUGFS_ADD_FILE(phy_integration_ver, mvm->debugfs_dir, 0400);
+ MVM_DEBUGFS_ADD_FILE(tas_get_status, mvm->debugfs_dir, 0400);
#ifdef CONFIG_ACPI
MVM_DEBUGFS_ADD_FILE(sar_geo_profile, mvm->debugfs_dir, 0400);
#endif
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.