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| author | Felix Fietkau <nbd@openwrt.org> | 2013-05-23 12:20:56 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-05-24 12:50:22 -0400 |
| commit | 86c157b3f83597e11d8f03a9dece98d1e77a8ce7 (patch) | |
| tree | 039443b1f2fae511c5735e55f3b2aebfdf59eb82 /drivers/net/wireless/ath/ath9k/mac.c | |
| parent | a37a99102e4573145aa60a2f78a690cc8def027c (diff) | |
| download | blackbird-op-linux-86c157b3f83597e11d8f03a9dece98d1e77a8ce7.tar.gz blackbird-op-linux-86c157b3f83597e11d8f03a9dece98d1e77a8ce7.zip | |
ath9k_hw: improve performance for AR934x v1.3+
AR934x v1.3 no longer needs the DCU backoff reduction workaround for
preventing rx overruns, but in turn needs the number of usable Tx
buffers to be reduced slightly.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/mac.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/mac.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 498fee04afa0..566109a40fb3 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -410,7 +410,7 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) REG_WRITE(ah, AR_QMISC(q), AR_Q_MISC_DCU_EARLY_TERM_REQ); - if (AR_SREV_9340(ah)) + if (AR_SREV_9340(ah) && !AR_SREV_9340_13_OR_LATER(ah)) REG_WRITE(ah, AR_DMISC(q), AR_D_MISC_CW_BKOFF_EN | AR_D_MISC_FRAG_WAIT_EN | 0x1); else |
