dmaengine: ioatdma: Add error handling to ioat driver

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Adding error handling to the ioatdma driver so that when a
read/write error occurs the error results are reported back and
all the remaining descriptors are aborted. This utilizes the new
dmaengine callback function that allows reporting of results.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

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Dave Jiang 2016-07-20 13:13:55 -07:00 • committed by Vinod Koul

parent f067025bc6

commit 9546d4cdc8

2 changed files with 126 additions and 16 deletions

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140

drivers/dma/ioat/dma.c

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2

drivers/dma/ioat/registers.h

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