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path: root/drivers/net/wireless/ath/ath11k/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath11k/debugfs.c')
-rw-r--r--drivers/net/wireless/ath/ath11k/debugfs.c188
1 files changed, 34 insertions, 154 deletions
diff --git a/drivers/net/wireless/ath/ath11k/debugfs.c b/drivers/net/wireless/ath/ath11k/debugfs.c
index bf192529e3fe..977f945b6e66 100644
--- a/drivers/net/wireless/ath/ath11k/debugfs.c
+++ b/drivers/net/wireless/ath/ath11k/debugfs.c
@@ -1,9 +1,11 @@
// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
* Copyright (c) 2018-2020 The Linux Foundation. All rights reserved.
- * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
*/
+#include <linux/export.h>
#include <linux/vmalloc.h>
#include "debugfs.h"
@@ -93,57 +95,14 @@ void ath11k_debugfs_add_dbring_entry(struct ath11k *ar,
spin_unlock_bh(&dbr_data->lock);
}
-static void ath11k_debugfs_fw_stats_reset(struct ath11k *ar)
-{
- spin_lock_bh(&ar->data_lock);
- ar->fw_stats_done = false;
- ath11k_fw_stats_pdevs_free(&ar->fw_stats.pdevs);
- ath11k_fw_stats_vdevs_free(&ar->fw_stats.vdevs);
- spin_unlock_bh(&ar->data_lock);
-}
-
void ath11k_debugfs_fw_stats_process(struct ath11k *ar, struct ath11k_fw_stats *stats)
{
struct ath11k_base *ab = ar->ab;
- struct ath11k_pdev *pdev;
- bool is_end;
- static unsigned int num_vdev, num_bcn;
- size_t total_vdevs_started = 0;
- int i;
-
- /* WMI_REQUEST_PDEV_STAT request has been already processed */
-
- if (stats->stats_id == WMI_REQUEST_RSSI_PER_CHAIN_STAT) {
- ar->fw_stats_done = true;
- return;
- }
-
- if (stats->stats_id == WMI_REQUEST_VDEV_STAT) {
- if (list_empty(&stats->vdevs)) {
- ath11k_warn(ab, "empty vdev stats");
- return;
- }
- /* FW sends all the active VDEV stats irrespective of PDEV,
- * hence limit until the count of all VDEVs started
- */
- for (i = 0; i < ab->num_radios; i++) {
- pdev = rcu_dereference(ab->pdevs_active[i]);
- if (pdev && pdev->ar)
- total_vdevs_started += ar->num_started_vdevs;
- }
-
- is_end = ((++num_vdev) == total_vdevs_started);
-
- list_splice_tail_init(&stats->vdevs,
- &ar->fw_stats.vdevs);
-
- if (is_end) {
- ar->fw_stats_done = true;
- num_vdev = 0;
- }
- return;
- }
+ bool is_end = true;
+ /* WMI_REQUEST_PDEV_STAT, WMI_REQUEST_RSSI_PER_CHAIN_STAT and
+ * WMI_REQUEST_VDEV_STAT requests have been already processed.
+ */
if (stats->stats_id == WMI_REQUEST_BCN_STAT) {
if (list_empty(&stats->bcn)) {
ath11k_warn(ab, "empty bcn stats");
@@ -152,97 +111,18 @@ void ath11k_debugfs_fw_stats_process(struct ath11k *ar, struct ath11k_fw_stats *
/* Mark end until we reached the count of all started VDEVs
* within the PDEV
*/
- is_end = ((++num_bcn) == ar->num_started_vdevs);
+ if (ar->num_started_vdevs)
+ is_end = ((++ar->fw_stats.num_bcn_recvd) ==
+ ar->num_started_vdevs);
list_splice_tail_init(&stats->bcn,
&ar->fw_stats.bcn);
- if (is_end) {
- ar->fw_stats_done = true;
- num_bcn = 0;
- }
+ if (is_end)
+ complete(&ar->fw_stats_done);
}
}
-static int ath11k_debugfs_fw_stats_request(struct ath11k *ar,
- struct stats_request_params *req_param)
-{
- struct ath11k_base *ab = ar->ab;
- unsigned long timeout, time_left;
- int ret;
-
- lockdep_assert_held(&ar->conf_mutex);
-
- /* FW stats can get split when exceeding the stats data buffer limit.
- * In that case, since there is no end marking for the back-to-back
- * received 'update stats' event, we keep a 3 seconds timeout in case,
- * fw_stats_done is not marked yet
- */
- timeout = jiffies + secs_to_jiffies(3);
-
- ath11k_debugfs_fw_stats_reset(ar);
-
- reinit_completion(&ar->fw_stats_complete);
-
- ret = ath11k_wmi_send_stats_request_cmd(ar, req_param);
-
- if (ret) {
- ath11k_warn(ab, "could not request fw stats (%d)\n",
- ret);
- return ret;
- }
-
- time_left = wait_for_completion_timeout(&ar->fw_stats_complete, 1 * HZ);
-
- if (!time_left)
- return -ETIMEDOUT;
-
- for (;;) {
- if (time_after(jiffies, timeout))
- break;
-
- spin_lock_bh(&ar->data_lock);
- if (ar->fw_stats_done) {
- spin_unlock_bh(&ar->data_lock);
- break;
- }
- spin_unlock_bh(&ar->data_lock);
- }
- return 0;
-}
-
-int ath11k_debugfs_get_fw_stats(struct ath11k *ar, u32 pdev_id,
- u32 vdev_id, u32 stats_id)
-{
- struct ath11k_base *ab = ar->ab;
- struct stats_request_params req_param;
- int ret;
-
- mutex_lock(&ar->conf_mutex);
-
- if (ar->state != ATH11K_STATE_ON) {
- ret = -ENETDOWN;
- goto err_unlock;
- }
-
- req_param.pdev_id = pdev_id;
- req_param.vdev_id = vdev_id;
- req_param.stats_id = stats_id;
-
- ret = ath11k_debugfs_fw_stats_request(ar, &req_param);
- if (ret)
- ath11k_warn(ab, "failed to request fw stats: %d\n", ret);
-
- ath11k_dbg(ab, ATH11K_DBG_WMI,
- "debug get fw stat pdev id %d vdev id %d stats id 0x%x\n",
- pdev_id, vdev_id, stats_id);
-
-err_unlock:
- mutex_unlock(&ar->conf_mutex);
-
- return ret;
-}
-
static int ath11k_open_pdev_stats(struct inode *inode, struct file *file)
{
struct ath11k *ar = inode->i_private;
@@ -268,7 +148,7 @@ static int ath11k_open_pdev_stats(struct inode *inode, struct file *file)
req_param.vdev_id = 0;
req_param.stats_id = WMI_REQUEST_PDEV_STAT;
- ret = ath11k_debugfs_fw_stats_request(ar, &req_param);
+ ret = ath11k_mac_fw_stats_request(ar, &req_param);
if (ret) {
ath11k_warn(ab, "failed to request fw pdev stats: %d\n", ret);
goto err_free;
@@ -339,7 +219,7 @@ static int ath11k_open_vdev_stats(struct inode *inode, struct file *file)
req_param.vdev_id = 0;
req_param.stats_id = WMI_REQUEST_VDEV_STAT;
- ret = ath11k_debugfs_fw_stats_request(ar, &req_param);
+ ret = ath11k_mac_fw_stats_request(ar, &req_param);
if (ret) {
ath11k_warn(ar->ab, "failed to request fw vdev stats: %d\n", ret);
goto err_free;
@@ -415,7 +295,7 @@ static int ath11k_open_bcn_stats(struct inode *inode, struct file *file)
continue;
req_param.vdev_id = arvif->vdev_id;
- ret = ath11k_debugfs_fw_stats_request(ar, &req_param);
+ ret = ath11k_mac_fw_stats_request(ar, &req_param);
if (ret) {
ath11k_warn(ar->ab, "failed to request fw bcn stats: %d\n", ret);
goto err_free;
@@ -495,7 +375,7 @@ static ssize_t ath11k_write_simulate_fw_crash(struct file *file,
struct ath11k_base *ab = file->private_data;
struct ath11k_pdev *pdev;
struct ath11k *ar = ab->pdevs[0].ar;
- char buf[32] = {0};
+ char buf[32] = {};
ssize_t rc;
int i, ret, radioup = 0;
@@ -593,7 +473,7 @@ static ssize_t ath11k_read_enable_extd_tx_stats(struct file *file,
size_t count, loff_t *ppos)
{
- char buf[32] = {0};
+ char buf[32] = {};
struct ath11k *ar = file->private_data;
int len = 0;
@@ -617,7 +497,7 @@ static ssize_t ath11k_write_extd_rx_stats(struct file *file,
{
struct ath11k *ar = file->private_data;
struct ath11k_base *ab = ar->ab;
- struct htt_rx_ring_tlv_filter tlv_filter = {0};
+ struct htt_rx_ring_tlv_filter tlv_filter = {};
u32 enable, rx_filter = 0, ring_id;
int i;
int ret;
@@ -857,7 +737,7 @@ static ssize_t ath11k_write_fw_dbglog(struct file *file,
size_t count, loff_t *ppos)
{
struct ath11k *ar = file->private_data;
- char buf[128] = {0};
+ char buf[128] = {};
struct ath11k_fw_dbglog dbglog;
unsigned int param, mod_id_index, is_end;
u64 value;
@@ -1070,9 +950,9 @@ static ssize_t ath11k_write_pktlog_filter(struct file *file,
{
struct ath11k *ar = file->private_data;
struct ath11k_base *ab = ar->ab;
- struct htt_rx_ring_tlv_filter tlv_filter = {0};
+ struct htt_rx_ring_tlv_filter tlv_filter = {};
u32 rx_filter = 0, ring_id, filter, mode;
- u8 buf[128] = {0};
+ u8 buf[128] = {};
int i, ret, rx_buf_sz = 0;
ssize_t rc;
@@ -1201,7 +1081,7 @@ static ssize_t ath11k_read_pktlog_filter(struct file *file,
size_t count, loff_t *ppos)
{
- char buf[32] = {0};
+ char buf[32] = {};
struct ath11k *ar = file->private_data;
int len = 0;
@@ -1355,7 +1235,7 @@ static ssize_t ath11k_debugfs_write_enable_dbr_dbg(struct file *file,
size_t count, loff_t *ppos)
{
struct ath11k *ar = file->private_data;
- char buf[32] = {0};
+ char buf[32] = {};
u32 dbr_id, enable;
int ret;
@@ -1593,7 +1473,7 @@ int ath11k_debugfs_register(struct ath11k *ar)
{
struct ath11k_base *ab = ar->ab;
char pdev_name[10];
- char buf[100] = {0};
+ char buf[100] = {};
snprintf(pdev_name, sizeof(pdev_name), "%s%u", "mac", ar->pdev_idx);
@@ -1676,10 +1556,10 @@ static ssize_t ath11k_write_twt_add_dialog(struct file *file,
size_t count, loff_t *ppos)
{
struct ath11k_vif *arvif = file->private_data;
- struct wmi_twt_add_dialog_params params = { 0 };
- struct wmi_twt_enable_params twt_params = {0};
+ struct wmi_twt_add_dialog_params params = {};
+ struct wmi_twt_enable_params twt_params = {};
struct ath11k *ar = arvif->ar;
- u8 buf[128] = {0};
+ u8 buf[128] = {};
int ret;
if (ar->twt_enabled == 0) {
@@ -1752,10 +1632,10 @@ static ssize_t ath11k_write_twt_del_dialog(struct file *file,
size_t count, loff_t *ppos)
{
struct ath11k_vif *arvif = file->private_data;
- struct wmi_twt_del_dialog_params params = { 0 };
- struct wmi_twt_enable_params twt_params = {0};
+ struct wmi_twt_del_dialog_params params = {};
+ struct wmi_twt_enable_params twt_params = {};
struct ath11k *ar = arvif->ar;
- u8 buf[64] = {0};
+ u8 buf[64] = {};
int ret;
if (ar->twt_enabled == 0) {
@@ -1799,8 +1679,8 @@ static ssize_t ath11k_write_twt_pause_dialog(struct file *file,
size_t count, loff_t *ppos)
{
struct ath11k_vif *arvif = file->private_data;
- struct wmi_twt_pause_dialog_params params = { 0 };
- u8 buf[64] = {0};
+ struct wmi_twt_pause_dialog_params params = {};
+ u8 buf[64] = {};
int ret;
if (arvif->ar->twt_enabled == 0) {
@@ -1838,8 +1718,8 @@ static ssize_t ath11k_write_twt_resume_dialog(struct file *file,
size_t count, loff_t *ppos)
{
struct ath11k_vif *arvif = file->private_data;
- struct wmi_twt_resume_dialog_params params = { 0 };
- u8 buf[64] = {0};
+ struct wmi_twt_resume_dialog_params params = {};
+ u8 buf[64] = {};
int ret;
if (arvif->ar->twt_enabled == 0) {
generated by cgit (git 2.34.1) at 2025-07-31 13:54:34 +0000