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scsi: lpfc: Fix NVME CMD IU byte swapped word 1 problem

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Word 1 in NVME CMD IU appears byte swapped from value placed in WQE
Should be Big Endian value in WQE word 16

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
James Smart 2017-03-04 09:30:27 -08:00 committed by Martin K. Petersen
parent 8b3616392d
commit b06a622ffe
1 changed files with 4 additions and 13 deletions
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17
drivers/scsi/lpfc/lpfc_nvme.c
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@ -620,15 +620,15 @@ lpfc_nvme_adj_fcp_sgls(struct lpfc_vport *vport,
* Embed the payload in the last half of the WQE
* WQE words 16-30 get the NVME CMD IU payload
*
* WQE Word 16 is already setup with flags
* WQE words 17-19 get payload Words 2-4
* WQE words 16-19 get payload Words 1-4
* WQE words 20-21 get payload Words 6-7
* WQE words 22-29 get payload Words 16-23
*/
wptr = &wqe->words[17]; /* WQE ptr */
wptr = &wqe->words[16]; /* WQE ptr */
dptr = (uint32_t *)nCmd->cmdaddr; /* payload ptr */
dptr += 2; /* Skip Words 0-1 in payload */
dptr++; /* Skip Word 0 in payload */
*wptr++ = *dptr++; /* Word 1 */
*wptr++ = *dptr++; /* Word 2 */
*wptr++ = *dptr++; /* Word 3 */
*wptr++ = *dptr++; /* Word 4 */
@ -978,9 +978,6 @@ lpfc_nvme_prep_io_cmd(struct lpfc_vport *vport,
bf_set(wqe_cmd_type, &wqe->generic.wqe_com,
NVME_WRITE_CMD);
/* Word 16 */
wqe->words[16] = LPFC_NVME_EMBED_WRITE;
phba->fc4NvmeOutputRequests++;
} else {
/* Word 7 */
@ -1002,9 +999,6 @@ lpfc_nvme_prep_io_cmd(struct lpfc_vport *vport,
bf_set(wqe_cmd_type, &wqe->generic.wqe_com,
NVME_READ_CMD);
/* Word 16 */
wqe->words[16] = LPFC_NVME_EMBED_READ;
phba->fc4NvmeInputRequests++;
}
} else {
@ -1026,9 +1020,6 @@ lpfc_nvme_prep_io_cmd(struct lpfc_vport *vport,
/* Word 11 */
bf_set(wqe_cmd_type, &wqe->generic.wqe_com, NVME_READ_CMD);
/* Word 16 */
wqe->words[16] = LPFC_NVME_EMBED_CMD;
phba->fc4NvmeControlRequests++;
}
/*