[PATCH 5.11 008/122] dmaengine: idxd: fix delta_rec and crc size field for completion record

Greg Kroah-Hartman
2021-04-19T13:09:10Z

From: Dave Jiang <dave.jiang@intel.com>

[ Upstream commit 4ac823e9cd85f66da274c951d21bf9f6b714b729 ]

The delta_rec_size and crc_val in the completion record should
be 32bits and not 16bits.

Fixes: bfe1d56091c1 ("dmaengine: idxd: Init and probe for Intel data accelerators")
Reported-by: Nikhil Rao <nikhil.rao@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/161645618572.2003490.14466173451736323035.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
include/uapi/linux/idxd.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/uapi/linux/idxd.h b/include/uapi/linux/idxd.h
index 236d437947bc..e33997b4d750 100644
--- a/include/uapi/linux/idxd.h
+++ b/include/uapi/linux/idxd.h
@@ -247,8 +247,8 @@ struct dsa_completion_record {
uint32_t rsvd2:8;
};

- uint16_t delta_rec_size;
- uint16_t crc_val;
+ uint32_t delta_rec_size;
+ uint32_t crc_val;

/* DIF check & strip */
struct {
--
2.30.2