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path: root/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_beacon.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_beacon.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
index bd1506e6910..1b72aa482ac 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
@@ -235,7 +235,14 @@ void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv)
ath9k_hw_get_txq_props(ah, qnum, &qi_be);
qi.tqi_aifs = qi_be.tqi_aifs;
- qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
+ /* For WIFI Beacon Distribution
+ * Long slot time : 2x cwmin
+ * Short slot time : 4x cwmin
+ */
+ if (ah->slottime == ATH9K_SLOT_TIME_20)
+ qi.tqi_cwmin = 2*qi_be.tqi_cwmin;
+ else
+ qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
qi.tqi_cwmax = qi_be.tqi_cwmax;
if (!ath9k_hw_set_txq_props(ah, priv->beaconq, &qi)) {