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ARM: S3C24XX: DMA resume regression fix 

s3c2410_dma_suspend suspends channels from 0 to dma_channels.
s3c2410_dma_resume resumes channels in reverse order. So
pointer should be decremented instead of being incremented.

Signed-off-by: Gusakov Andrey <dron0gus@gmail.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Gusakov Andrey 2012-03-03 07:32:36 +09:00 committed by Kukjin Kim
parent c1ba544f81
commit e39d40c65d
1 changed files with 1 additions and 1 deletions
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2
arch/arm/plat-s3c24xx/dma.c
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@ -1249,7 +1249,7 @@ static void s3c2410_dma_resume(void)
struct s3c2410_dma_chan *cp = s3c2410_chans + dma_channels - 1;
int channel;
for (channel = dma_channels - 1; channel >= 0; cp++, channel--)
for (channel = dma_channels - 1; channel >= 0; cp--, channel--)
s3c2410_dma_resume_chan(cp);
}