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Commit d03e119c authored by Jassi Brar's avatar Jassi Brar Committed by Kukjin Kim
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ARM: S3C64XX: Clear DMA_HALT upon start 



The stop function sets the DMA_HALT bit, which prevents
the DMA transfer to resume after stop, for example during
audio PAUSE/PLAY cycle. Clear the HALT bit during start.

Signed-off-by: default avatarJassi Brar <jassi.brar@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 387c31c7

arch/arm/mach-s3c64xx/dma.c

+1 −0
Original line number Diff line number Diff line
@@ -212,6 +212,7 @@ static int s3c64xx_dma_start(struct s3c2410_dma_chan *chan) 


	config = readl(chan->regs + PL080S_CH_CONFIG);

	config |= PL080_CONFIG_ENABLE;

	config &= ~PL080_CONFIG_HALT;



	pr_debug("%s: writing config %08x\n", __func__, config);

	writel(config, chan->regs + PL080S_CH_CONFIG);