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dmaengine: provide a common function for completing a dma descriptor

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Provide a common function to do the cookie mechanics for completing
a DMA descriptor.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
[imx-sdma.c & mxs-dma.c]
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Russell King - ARM Linux
2012-03-06 22:35:07 +00:00
committed by Vinod Koul
parent 884485e1f1
commit f7fbce07c6
19 changed files with 36 additions and 21 deletions
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2
drivers/dma/imx-sdma.c
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@@ -530,7 +530,7 @@ static void mxc_sdma_handle_channel_normal(struct sdma_channel *sdmac)
else
sdmac->status = DMA_SUCCESS;
sdmac->chan.completed_cookie = sdmac->desc.cookie;
dma_cookie_complete(&sdmac->desc);
if (sdmac->desc.callback)
sdmac->desc.callback(sdmac->desc.callback_param);
}