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path: root/drivers/net/wireless/ath/ath10k/debugfs_sta.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath10k/debugfs_sta.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/debugfs_sta.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
index fce6f8137d33..7353e7ea88f1 100644
--- a/drivers/net/wireless/ath/ath10k/debugfs_sta.c
+++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
@@ -306,6 +306,69 @@ static const struct file_operations fops_delba = {
.llseek = default_llseek,
};
+static ssize_t ath10k_dbg_sta_read_peer_debug_trigger(struct file *file,
+ char __user *user_buf,
+ size_t count,
+ loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ char buf[8];
+ int len = 0;
+
+ mutex_lock(&ar->conf_mutex);
+ len = scnprintf(buf, sizeof(buf) - len,
+ "Write 1 to once trigger the debug logs\n");
+ mutex_unlock(&ar->conf_mutex);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t
+ath10k_dbg_sta_write_peer_debug_trigger(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ieee80211_sta *sta = file->private_data;
+ struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
+ struct ath10k *ar = arsta->arvif->ar;
+ u8 peer_debug_trigger;
+ int ret;
+
+ if (kstrtou8_from_user(user_buf, count, 0, &peer_debug_trigger))
+ return -EINVAL;
+
+ if (peer_debug_trigger != 1)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+
+ if (ar->state != ATH10K_STATE_ON) {
+ ret = -ENETDOWN;
+ goto out;
+ }
+
+ ret = ath10k_wmi_peer_set_param(ar, arsta->arvif->vdev_id, sta->addr,
+ WMI_PEER_DEBUG, peer_debug_trigger);
+ if (ret) {
+ ath10k_warn(ar, "failed to set param to trigger peer tid logs for station ret: %d\n",
+ ret);
+ goto out;
+ }
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return count;
+}
+
+static const struct file_operations fops_peer_debug_trigger = {
+ .open = simple_open,
+ .read = ath10k_dbg_sta_read_peer_debug_trigger,
+ .write = ath10k_dbg_sta_write_peer_debug_trigger,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
void ath10k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta, struct dentry *dir)
{
@@ -314,4 +377,6 @@ void ath10k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
debugfs_create_file("addba", S_IWUSR, dir, sta, &fops_addba);
debugfs_create_file("addba_resp", S_IWUSR, dir, sta, &fops_addba_resp);
debugfs_create_file("delba", S_IWUSR, dir, sta, &fops_delba);
+ debugfs_create_file("peer_debug_trigger", 0600, dir, sta,
+ &fops_peer_debug_trigger);
}