From 3deb4da554c3ad9b059f51d19eebadf8525da4a4 Mon Sep 17 00:00:00 2001 From: "Luis R. Rodriguez" Date: Thu, 15 Apr 2010 17:39:32 -0400 Subject: [PATCH] ath9k_hw: set cwmin and cwmax to 0 for for AR9003 upon txq reset Signed-off-by: Luis R. Rodriguez Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/mac.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 44ea43a143d8..c003baf2e937 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -533,6 +533,12 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) AR_D_MISC_ARB_LOCKOUT_CNTRL_S) | AR_D_MISC_BEACON_USE | AR_D_MISC_POST_FR_BKOFF_DIS); + /* cwmin and cwmax should be 0 for beacon queue */ + if (AR_SREV_9300_20_OR_LATER(ah)) { + REG_WRITE(ah, AR_DLCL_IFS(q), SM(0, AR_D_LCL_IFS_CWMIN) + | SM(0, AR_D_LCL_IFS_CWMAX) + | SM(qi->tqi_aifs, AR_D_LCL_IFS_AIFS)); + } break; case ATH9K_TX_QUEUE_CAB: REG_WRITE(ah, AR_QMISC(q), REG_READ(ah, AR_QMISC(q)) -- 2.20.1