diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/debugfs_sta.c')
-rw-r--r-- | drivers/net/wireless/ath/ath11k/debugfs_sta.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/debugfs_sta.c b/drivers/net/wireless/ath/ath11k/debugfs_sta.c index 1b1acbdf837a..9cc4ef28e751 100644 --- a/drivers/net/wireless/ath/ath11k/debugfs_sta.c +++ b/drivers/net/wireless/ath/ath11k/debugfs_sta.c @@ -751,6 +751,102 @@ static const struct file_operations fops_htt_peer_stats_reset = { .llseek = default_llseek, }; +static ssize_t ath11k_dbg_sta_read_peer_ps_state(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[20]; + int len; + + spin_lock_bh(&ar->data_lock); + + len = scnprintf(buf, sizeof(buf), "%d\n", arsta->peer_ps_state); + + spin_unlock_bh(&ar->data_lock); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_peer_ps_state = { + .open = simple_open, + .read = ath11k_dbg_sta_read_peer_ps_state, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_read_current_ps_duration(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; + u64 time_since_station_in_power_save; + char buf[20]; + int len; + + spin_lock_bh(&ar->data_lock); + + if (arsta->peer_ps_state == WMI_PEER_PS_STATE_ON && + arsta->peer_current_ps_valid) + time_since_station_in_power_save = jiffies_to_msecs(jiffies + - arsta->ps_start_jiffies); + else + time_since_station_in_power_save = 0; + + len = scnprintf(buf, sizeof(buf), "%llu\n", + time_since_station_in_power_save); + spin_unlock_bh(&ar->data_lock); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_current_ps_duration = { + .open = simple_open, + .read = ath11k_dbg_sta_read_current_ps_duration, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static ssize_t ath11k_dbg_sta_read_total_ps_duration(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[20]; + u64 power_save_duration; + int len; + + spin_lock_bh(&ar->data_lock); + + if (arsta->peer_ps_state == WMI_PEER_PS_STATE_ON && + arsta->peer_current_ps_valid) + power_save_duration = jiffies_to_msecs(jiffies + - arsta->ps_start_jiffies) + + arsta->ps_total_duration; + else + power_save_duration = arsta->ps_total_duration; + + len = scnprintf(buf, sizeof(buf), "%llu\n", power_save_duration); + + spin_unlock_bh(&ar->data_lock); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_total_ps_duration = { + .open = simple_open, + .read = ath11k_dbg_sta_read_total_ps_duration, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + void ath11k_debugfs_sta_op_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct dentry *dir) { @@ -778,4 +874,15 @@ void ath11k_debugfs_sta_op_add(struct ieee80211_hw *hw, struct ieee80211_vif *vi ar->ab->wmi_ab.svc_map)) debugfs_create_file("htt_peer_stats_reset", 0600, dir, sta, &fops_htt_peer_stats_reset); + + debugfs_create_file("peer_ps_state", 0400, dir, sta, + &fops_peer_ps_state); + + if (test_bit(WMI_TLV_SERVICE_PEER_POWER_SAVE_DURATION_SUPPORT, + ar->ab->wmi_ab.svc_map)) { + debugfs_create_file("current_ps_duration", 0440, dir, sta, + &fops_current_ps_duration); + debugfs_create_file("total_ps_duration", 0440, dir, sta, + &fops_total_ps_duration); + } } |