From: tom.leiming@gmail.com
To: lrodriguez@atheros.com
Cc: linux-wireless@vger.kernel.org, linville@tuxdriver.com,
Ming Lei <tom.leiming@gmail.com>
Subject: [PATCH 1/2] ath9k: fix dma direction for map/unmap in ath_rx_tasklet
Date: Fri, 14 May 2010 21:15:38 +0800 [thread overview]
Message-ID: <1273842938-3401-1-git-send-email-tom.leiming@gmail.com> (raw)
From: Ming Lei <tom.leiming@gmail.com>
For edma, we should use DMA_BIDIRECTIONAL, or else use
DMA_FROM_DEVICE.
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
---
drivers/net/wireless/ath/ath9k/recv.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index ba13913..a3fe6e1 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -838,9 +838,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
int dma_type;
if (edma)
- dma_type = DMA_FROM_DEVICE;
- else
dma_type = DMA_BIDIRECTIONAL;
+ else
+ dma_type = DMA_FROM_DEVICE;
qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP;
spin_lock_bh(&sc->rx.rxbuflock);
--
1.6.2.5
next reply other threads:[~2010-05-14 13:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-14 13:15 tom.leiming [this message]
2010-05-14 13:16 ` [PATCH 2/2] ath9k: fix dma sync in rx path tom.leiming
2010-05-14 14:28 ` Felix Fietkau
2010-05-14 15:27 ` Ming Lei
2010-05-14 16:19 ` Felix Fietkau
2010-05-15 1:31 ` Ming Lei
2010-05-15 9:25 ` Felix Fietkau
2010-05-15 9:52 ` Ming Lei
2010-05-15 10:25 ` Ming Lei
2010-05-15 10:44 ` Felix Fietkau
2010-05-27 13:51 ` Felix Fietkau
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