scsi: ufs: core: Fix MCQ tag calculation

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The transfer command descriptor is allocated in ufshcd_memory_alloc() and
referenced by the transfer request descriptor with stride size
sizeof_utp_transfer_cmd_desc() instead of sizeof(struct
utp_transfer_cmd_desc).

Consequently, computing tag by address offset should also refer to the
same stride.

Signed-off-by: Po-Wen Kao <powen.kao@mediatek.com>
Link: https://lore.kernel.org/r/20230504154454.26654-2-powen.kao@mediatek.com
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Reviewed-by: Ziqi Chen <quic_ziqichen@quicinc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

...

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Po-Wen Kao 2023-05-04 23:44:49 +08:00 • committed by Martin K. Petersen

parent 1a7edd041f

commit 5149452ca6

2 changed files with 2 additions and 2 deletions

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2

drivers/ufs/core/ufs-mcq.c

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2

drivers/ufs/core/ufshcd.c

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