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Commit 56824223 authored by Ming Lei's avatar Ming Lei Committed by John W. Linville
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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: default avatarMing Lei <tom.leiming@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 66fceb69

drivers/net/wireless/ath/ath9k/recv.c

+2 −2
Original line number Diff line number Diff line
@@ -844,9 +844,9 @@ 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);