diff mbox

[v2,2/2] mac80211: store low ack threshold in bss config

Message ID 1432794355-3639-2-git-send-email-rmanohar@qti.qualcomm.com (mailing list archive)
State Changes Requested
Delegated to: Johannes Berg
Headers show

Commit Message

Rajkumar Manoharan May 28, 2015, 6:25 a.m. UTC 
Store the low ack threshold configured by user in BSS config.
This will be used by driver for triggering low ack event whenever
the station is not ACKing the number of frames mentioned in
threshold.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
---
 net/mac80211/cfg.c      | 1 +
 net/mac80211/sta_info.h | 3 +++
 net/mac80211/status.c   | 4 ++--
 3 files changed, 6 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index ff347a0..be0e310 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1145,6 +1145,7 @@  static int sta_apply_parameters(struct ieee80211_local *local,
 					      params->opmode_notif,
 					      band, false);
 	}
+	sta->low_ack_threshold = params->low_ack_threshold;
 
 	if (ieee80211_vif_is_mesh(&sdata->vif)) {
 #ifdef CONFIG_MAC80211_MESH
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 5c164fb..ab6af72 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -338,6 +338,8 @@  struct sta_ampdu_mlme {
  *	using IEEE80211_NUM_TID entry for non-QoS frames
  * @rx_msdu: MSDUs received from this station, using IEEE80211_NUM_TID
  *	entry for non-QoS frames
+ * @low_ack_threshold: Number of consecutive packet loss to trigger low ack
+ *	event by driver.
  */
 struct sta_info {
 	/* General information, mostly static */
@@ -459,6 +461,7 @@  struct sta_info {
 	unsigned long last_tdls_pkt_time;
 
 	u8 reserved_tid;
+	u16 low_ack_threshold;
 
 	/* keep last! */
 	struct ieee80211_sta sta;
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index 005fdbe..f78f8f1 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -520,7 +520,6 @@  static void ieee80211_report_used_skb(struct ieee80211_local *local,
  *  - on # of retransmissions
  *  - current throughput (higher value for higher tpt)?
  */
-#define STA_LOST_PKT_THRESHOLD	50
 #define STA_LOST_TDLS_PKT_THRESHOLD	10
 #define STA_LOST_TDLS_PKT_TIME		(10*HZ) /* 10secs since last ACK */
 
@@ -533,7 +532,8 @@  static void ieee80211_lost_packet(struct sta_info *sta,
 		return;
 
 	sta->lost_packets++;
-	if (!sta->sta.tdls && sta->lost_packets < STA_LOST_PKT_THRESHOLD)
+	if (!sta->sta.tdls &&
+	    sta->lost_packets < sta->low_ack_threshold)
 		return;
 
 	/*