From: Luis R. Rodriguez Date: Thu, 15 Apr 2010 21:39:32 +0000 (-0400) Subject: ath9k_hw: set cwmin and cwmax to 0 for for AR9003 upon txq reset X-Git-Tag: v2.6.35-rc1~473^2~167^2~193 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3deb4da554c3ad9b059f51d19eebadf8525da4a4;p=platform%2Fkernel%2Flinux-3.10.git 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 --- diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 44ea43a..c003baf 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))