From d202caff28d69f4ec6cf56568f79b0916294cade Mon Sep 17 00:00:00 2001 From: Vivek Natarajan <nataraja@qca.qualcomm.com> Date: Tue, 29 May 2012 15:59:55 +0530 Subject: [PATCH] ath9k: Ensure a fair beacon distribution in IBSS mode Configure CWmin based on slot time for IBSS mode. This helps in increasing the beacon distribution of ath9k to accepted levels in 11a mode. Signed-off-by: Vivek Natarajan <nataraja@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> --- drivers/net/wireless/ath/ath9k/beacon.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index 11bc55e3d6975..70b802529123b 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -48,7 +48,10 @@ int ath_beaconq_config(struct ath_softc *sc) txq = sc->tx.txq_map[WME_AC_BE]; ath9k_hw_get_txq_props(ah, txq->axq_qnum, &qi_be); qi.tqi_aifs = qi_be.tqi_aifs; - qi.tqi_cwmin = 4*qi_be.tqi_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; } -- GitLab