diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/debugfs_sta.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/debugfs_sta.c | 221 |
1 files changed, 221 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..68963cfc5097 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs_sta.c +++ b/drivers/net/wireless/ath/ath11k/debugfs_sta.c @@ -533,6 +533,222 @@ 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, +}; + void ath11k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct dentry *dir) { @@ -550,4 +766,9 @@ 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); } |