openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ath9k: fix dma direction for map/unmap in ath_rx_tasklet 

For edma, we should use DMA_BIDIRECTIONAL, or else use
DMA_FROM_DEVICE.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ming Lei 2010-05-14 21:15:38 +08:00 committed by John W. Linville
parent 66fceb69b7
commit 56824223ac
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/wireless/ath/ath9k/recv.c
View File

@ -844,9 +844,9 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
int dma_type; int dma_type;
if (edma) if (edma)
dma_type = DMA_FROM_DEVICE;
else
dma_type = DMA_BIDIRECTIONAL; dma_type = DMA_BIDIRECTIONAL;
else
dma_type = DMA_FROM_DEVICE;
qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP; qtype = hp ? ATH9K_RX_QUEUE_HP : ATH9K_RX_QUEUE_LP;
spin_lock_bh(&sc->rx.rxbuflock); spin_lock_bh(&sc->rx.rxbuflock);