1 files changed, 297 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath11k/debugfs_sta.c b/drivers/net/wireless/ath/ath11k/debugfs_sta.c
index 389dac219238..7308ed254232 100644
--- a/drivers/net/wireless/ath/ath11k/debugfs_sta.c
+++ b/drivers/net/wireless/ath/ath11k/debugfs_sta.c
@@ -8,6 +8,8 @@
 #include "core.h"
 #include "peer.h"
 #include "debug.h"
+#include "dp_tx.h"
+#include "debug_htt_stats.h"
 
 void
 ath11k_accumulate_per_peer_tx_stats(struct ath11k_sta *arsta,
@@ -435,13 +437,22 @@ ath11k_dbg_sta_open_htt_peer_stats(struct inode *inode, struct file *file)
 	return 0;
 out:
 	vfree(stats_req);
+	ar->debug.htt_stats.stats_req = NULL;
 	return ret;
 }
 
 static int
 ath11k_dbg_sta_release_htt_peer_stats(struct inode *inode, struct file *file)
 {
+	struct ieee80211_sta *sta = inode->i_private;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+
+	mutex_lock(&ar->conf_mutex);
 	vfree(file->private_data);
+	ar->debug.htt_stats.stats_req = NULL;
+	mutex_unlock(&ar->conf_mutex);
+
 	return 0;
 }
 
@@ -533,6 +544,282 @@ static const struct file_operations fops_peer_pktlog = {
 	.llseek = default_llseek,
 };
 
+static ssize_t ath11k_dbg_sta_write_delba(struct file *file,
+					  const char __user *user_buf,
+					  size_t count, loff_t *ppos)
+{
+	struct ieee80211_sta *sta = file->private_data;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+	u32 tid, initiator, reason;
+	int ret;
+	char buf[64] = {0};
+
+	ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
+				     user_buf, count);
+	if (ret <= 0)
+		return ret;
+
+	ret = sscanf(buf, "%u %u %u", &tid, &initiator, &reason);
+	if (ret != 3)
+		return -EINVAL;
+
+	/* Valid TID values are 0 through 15 */
+	if (tid > HAL_DESC_REO_NON_QOS_TID - 1)
+		return -EINVAL;
+
+	mutex_lock(&ar->conf_mutex);
+	if (ar->state != ATH11K_STATE_ON ||
+	    arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) {
+		ret = count;
+		goto out;
+	}
+
+	ret = ath11k_wmi_delba_send(ar, arsta->arvif->vdev_id, sta->addr,
+				    tid, initiator, reason);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to send delba: vdev_id %u peer %pM tid %u initiator %u reason %u\n",
+			    arsta->arvif->vdev_id, sta->addr, tid, initiator,
+			    reason);
+	}
+	ret = count;
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static const struct file_operations fops_delba = {
+	.write = ath11k_dbg_sta_write_delba,
+	.open = simple_open,
+	.owner = THIS_MODULE,
+	.llseek = default_llseek,
+};
+
+static ssize_t ath11k_dbg_sta_write_addba_resp(struct file *file,
+					       const char __user *user_buf,
+					       size_t count, loff_t *ppos)
+{
+	struct ieee80211_sta *sta = file->private_data;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+	u32 tid, status;
+	int ret;
+	char buf[64] = {0};
+
+	ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
+				     user_buf, count);
+	if (ret <= 0)
+		return ret;
+
+	ret = sscanf(buf, "%u %u", &tid, &status);
+	if (ret != 2)
+		return -EINVAL;
+
+	/* Valid TID values are 0 through 15 */
+	if (tid > HAL_DESC_REO_NON_QOS_TID - 1)
+		return -EINVAL;
+
+	mutex_lock(&ar->conf_mutex);
+	if (ar->state != ATH11K_STATE_ON ||
+	    arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) {
+		ret = count;
+		goto out;
+	}
+
+	ret = ath11k_wmi_addba_set_resp(ar, arsta->arvif->vdev_id, sta->addr,
+					tid, status);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to send addba response: vdev_id %u peer %pM tid %u status%u\n",
+			    arsta->arvif->vdev_id, sta->addr, tid, status);
+	}
+	ret = count;
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static const struct file_operations fops_addba_resp = {
+	.write = ath11k_dbg_sta_write_addba_resp,
+	.open = simple_open,
+	.owner = THIS_MODULE,
+	.llseek = default_llseek,
+};
+
+static ssize_t ath11k_dbg_sta_write_addba(struct file *file,
+					  const char __user *user_buf,
+					  size_t count, loff_t *ppos)
+{
+	struct ieee80211_sta *sta = file->private_data;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+	u32 tid, buf_size;
+	int ret;
+	char buf[64] = {0};
+
+	ret = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos,
+				     user_buf, count);
+	if (ret <= 0)
+		return ret;
+
+	ret = sscanf(buf, "%u %u", &tid, &buf_size);
+	if (ret != 2)
+		return -EINVAL;
+
+	/* Valid TID values are 0 through 15 */
+	if (tid > HAL_DESC_REO_NON_QOS_TID - 1)
+		return -EINVAL;
+
+	mutex_lock(&ar->conf_mutex);
+	if (ar->state != ATH11K_STATE_ON ||
+	    arsta->aggr_mode != ATH11K_DBG_AGGR_MODE_MANUAL) {
+		ret = count;
+		goto out;
+	}
+
+	ret = ath11k_wmi_addba_send(ar, arsta->arvif->vdev_id, sta->addr,
+				    tid, buf_size);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to send addba request: vdev_id %u peer %pM tid %u buf_size %u\n",
+			    arsta->arvif->vdev_id, sta->addr, tid, buf_size);
+	}
+
+	ret = count;
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static const struct file_operations fops_addba = {
+	.write = ath11k_dbg_sta_write_addba,
+	.open = simple_open,
+	.owner = THIS_MODULE,
+	.llseek = default_llseek,
+};
+
+static ssize_t ath11k_dbg_sta_read_aggr_mode(struct file *file,
+					     char __user *user_buf,
+					     size_t count, loff_t *ppos)
+{
+	struct ieee80211_sta *sta = file->private_data;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+	char buf[64];
+	int len = 0;
+
+	mutex_lock(&ar->conf_mutex);
+	len = scnprintf(buf, sizeof(buf) - len,
+			"aggregation mode: %s\n\n%s\n%s\n",
+			(arsta->aggr_mode == ATH11K_DBG_AGGR_MODE_AUTO) ?
+			"auto" : "manual", "auto = 0", "manual = 1");
+	mutex_unlock(&ar->conf_mutex);
+
+	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath11k_dbg_sta_write_aggr_mode(struct file *file,
+					      const char __user *user_buf,
+					      size_t count, loff_t *ppos)
+{
+	struct ieee80211_sta *sta = file->private_data;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+	u32 aggr_mode;
+	int ret;
+
+	if (kstrtouint_from_user(user_buf, count, 0, &aggr_mode))
+		return -EINVAL;
+
+	if (aggr_mode >= ATH11K_DBG_AGGR_MODE_MAX)
+		return -EINVAL;
+
+	mutex_lock(&ar->conf_mutex);
+	if (ar->state != ATH11K_STATE_ON ||
+	    aggr_mode == arsta->aggr_mode) {
+		ret = count;
+		goto out;
+	}
+
+	ret = ath11k_wmi_addba_clear_resp(ar, arsta->arvif->vdev_id, sta->addr);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to clear addba session ret: %d\n",
+			    ret);
+		goto out;
+	}
+
+	arsta->aggr_mode = aggr_mode;
+out:
+	mutex_unlock(&ar->conf_mutex);
+	return ret;
+}
+
+static const struct file_operations fops_aggr_mode = {
+	.read = ath11k_dbg_sta_read_aggr_mode,
+	.write = ath11k_dbg_sta_write_aggr_mode,
+	.open = simple_open,
+	.owner = THIS_MODULE,
+	.llseek = default_llseek,
+};
+
+static ssize_t
+ath11k_write_htt_peer_stats_reset(struct file *file,
+				  const char __user *user_buf,
+				  size_t count, loff_t *ppos)
+{
+	struct ieee80211_sta *sta = file->private_data;
+	struct ath11k_sta *arsta = (struct ath11k_sta *)sta->drv_priv;
+	struct ath11k *ar = arsta->arvif->ar;
+	struct htt_ext_stats_cfg_params cfg_params = { 0 };
+	int ret;
+	u8 type;
+
+	ret = kstrtou8_from_user(user_buf, count, 0, &type);
+	if (ret)
+		return ret;
+
+	if (!type)
+		return ret;
+
+	mutex_lock(&ar->conf_mutex);
+	cfg_params.cfg0 = HTT_STAT_PEER_INFO_MAC_ADDR;
+	cfg_params.cfg0 |= FIELD_PREP(GENMASK(15, 1),
+				HTT_PEER_STATS_REQ_MODE_FLUSH_TQM);
+
+	cfg_params.cfg1 = HTT_STAT_DEFAULT_PEER_REQ_TYPE;
+
+	cfg_params.cfg2 |= FIELD_PREP(GENMASK(7, 0), sta->addr[0]);
+	cfg_params.cfg2 |= FIELD_PREP(GENMASK(15, 8), sta->addr[1]);
+	cfg_params.cfg2 |= FIELD_PREP(GENMASK(23, 16), sta->addr[2]);
+	cfg_params.cfg2 |= FIELD_PREP(GENMASK(31, 24), sta->addr[3]);
+
+	cfg_params.cfg3 |= FIELD_PREP(GENMASK(7, 0), sta->addr[4]);
+	cfg_params.cfg3 |= FIELD_PREP(GENMASK(15, 8), sta->addr[5]);
+
+	cfg_params.cfg3 |= ATH11K_HTT_PEER_STATS_RESET;
+
+	ret = ath11k_dp_tx_htt_h2t_ext_stats_req(ar,
+						 ATH11K_DBG_HTT_EXT_STATS_PEER_INFO,
+						 &cfg_params,
+						 0ULL);
+	if (ret) {
+		ath11k_warn(ar->ab, "failed to send htt peer stats request: %d\n", ret);
+		mutex_unlock(&ar->conf_mutex);
+		return ret;
+	}
+
+	mutex_unlock(&ar->conf_mutex);
+
+	ret = count;
+
+	return ret;
+}
+
+static const struct file_operations fops_htt_peer_stats_reset = {
+	.write = ath11k_write_htt_peer_stats_reset,
+	.open = simple_open,
+	.owner = THIS_MODULE,
+	.llseek = default_llseek,
+};
+
 void ath11k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 			    struct ieee80211_sta *sta, struct dentry *dir)
 {
@@ -550,4 +837,14 @@ void ath11k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 	debugfs_create_file("peer_pktlog", 0644, dir, sta,
 			    &fops_peer_pktlog);
+
+	debugfs_create_file("aggr_mode", 0644, dir, sta, &fops_aggr_mode);
+	debugfs_create_file("addba", 0200, dir, sta, &fops_addba);
+	debugfs_create_file("addba_resp", 0200, dir, sta, &fops_addba_resp);
+	debugfs_create_file("delba", 0200, dir, sta, &fops_delba);
+
+	if (test_bit(WMI_TLV_SERVICE_PER_PEER_HTT_STATS_RESET,
+		     ar->ab->wmi_ab.svc_map))
+		debugfs_create_file("htt_peer_stats_reset", 0600, dir, sta,
+				    &fops_htt_peer_stats_reset);
 }