diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2016-07-20 13:13:55 -0700 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2016-08-08 08:11:42 +0530 |
| commit | 9546d4cdc8445acdea415f70a330bbfbd016a0f0 (patch) | |
| tree | deed065e3d0e0f1d78acd80e9a0d42cc31b0a581 /drivers/dma/ioat/registers.h | |
| parent | f067025bc676ba8d18fba5f959598339e39b86db (diff) | |
dmaengine: ioatdma: Add error handling to ioat driver
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>
Diffstat (limited to 'drivers/dma/ioat/registers.h')
| -rw-r--r-- | drivers/dma/ioat/registers.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/ioat/registers.h b/drivers/dma/ioat/registers.h index 70534981a49b..48fa4cf9f64a 100644 --- a/drivers/dma/ioat/registers.h +++ b/drivers/dma/ioat/registers.h @@ -240,6 +240,8 @@ #define IOAT_CHANERR_DESCRIPTOR_COUNT_ERR 0x40000 #define IOAT_CHANERR_HANDLE_MASK (IOAT_CHANERR_XOR_P_OR_CRC_ERR | IOAT_CHANERR_XOR_Q_ERR) +#define IOAT_CHANERR_RECOVER_MASK (IOAT_CHANERR_READ_DATA_ERR | \ + IOAT_CHANERR_WRITE_DATA_ERR) #define IOAT_CHANERR_MASK_OFFSET 0x2C /* 32-bit Channel Error Register */ |