block: move ref_tag calculation func to the block layer

Currently this function is implemented in the scsi layer, but it's
actual place should be the block layer since T10-PI is a general
data integrity feature that is used in the nvme protocol as well.

Suggested-by: Christoph Hellwig <hch@lst.de>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c
index 9035380c0dda..d8de43d359ac 100644
--- a/drivers/scsi/sd_dif.c
+++ b/drivers/scsi/sd_dif.c
@@ -124,7 +124,7 @@ void sd_dif_prepare(struct scsi_cmnd *scmd)
         if (sdkp->protection_type == T10_PI_TYPE3_PROTECTION)
                 return;
 
-        phys = scsi_prot_ref_tag(scmd);
+        phys = t10_pi_ref_tag(scmd->request);
 
         __rq_for_each_bio(bio, scmd->request) {
                 struct bio_integrity_payload *bip = bio_integrity(bio);
@@ -176,7 +176,7 @@ void sd_dif_complete(struct scsi_cmnd *scmd, unsigned int good_bytes)
                 return;
 
         intervals = good_bytes / scsi_prot_interval(scmd);
-        phys = scsi_prot_ref_tag(scmd);
+        phys = t10_pi_ref_tag(scmd->request);
 
         __rq_for_each_bio(bio, scmd->request) {
                 struct bio_integrity_payload *bip = bio_integrity(bio);