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mac80211: add debugfs file for last ack signal

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Add a debugfs file showing the signal strength
of the ack frame that is received for the
currently sent tx packet

Signed-off-by: Saravana <saravanad@posedge.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Saravana
2012-11-28 18:27:09 +05:30
committed by Johannes Berg
parent dbeca2ea46
commit db94357dbd
3 changed files with 7 additions and 0 deletions
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net/mac80211/sta_info.h
+2
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@@ -250,6 +250,7 @@ struct sta_ampdu_mlme {
* @rx_dropped: number of dropped MPDUs from this STA
* @last_signal: signal of last received frame from this STA
* @avg_signal: moving average of signal of received frames from this STA
* @last_ack_signal: signal of last received Ack frame from this STA
* @last_seq_ctrl: last received seq/frag number from this STA (per RX queue)
* @tx_filtered_count: number of frames the hardware filtered for this STA
* @tx_retry_failed: number of frames that failed retry
@@ -329,6 +330,7 @@ struct sta_info {
unsigned long rx_dropped;
int last_signal;
struct ewma avg_signal;
int last_ack_signal;
/* Plus 1 for non-QoS frames */
__le16 last_seq_ctrl[IEEE80211_NUM_TIDS + 1];