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ARM: S3C24XX: DMA resume regression fix

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commit e39d40c65d upstream.

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>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gusakov Andrey
2012-03-03 07:32:36 +09:00
committed by Greg Kroah-Hartman
parent c847ac8e8e
commit 0cd0b02bfc
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);
}