diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 500253007b1d..26e1313ebb21 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -4847,6 +4847,7 @@ struct fcp_iwrite64_wqe {
 #define	cmd_buff_len_SHIFT  16
 #define	cmd_buff_len_MASK  0x00000ffff
 #define	cmd_buff_len_WORD  word3
+/* Note: payload_offset_len field depends on ASIC support */
 #define payload_offset_len_SHIFT 0
 #define payload_offset_len_MASK 0x0000ffff
 #define payload_offset_len_WORD word3
@@ -4863,6 +4864,7 @@ struct fcp_iread64_wqe {
 #define	cmd_buff_len_SHIFT  16
 #define	cmd_buff_len_MASK  0x00000ffff
 #define	cmd_buff_len_WORD  word3
+/* Note: payload_offset_len field depends on ASIC support */
 #define payload_offset_len_SHIFT 0
 #define payload_offset_len_MASK 0x0000ffff
 #define payload_offset_len_WORD word3
@@ -4879,6 +4881,7 @@ struct fcp_icmnd64_wqe {
 #define	cmd_buff_len_SHIFT  16
 #define	cmd_buff_len_MASK  0x00000ffff
 #define	cmd_buff_len_WORD  word3
+/* Note: payload_offset_len field depends on ASIC support */
 #define payload_offset_len_SHIFT 0
 #define payload_offset_len_MASK 0x0000ffff
 #define payload_offset_len_WORD word3
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index e1dfa96c2a55..0c1404dc5f3b 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -4699,6 +4699,7 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
 	uint64_t wwn;
 	bool use_no_reset_hba = false;
 	int rc;
+	u8 if_type;
 
 	if (lpfc_no_hba_reset_cnt) {
 		if (phba->sli_rev < LPFC_SLI_REV4 &&
@@ -4773,10 +4774,24 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
 	shost->max_id = LPFC_MAX_TARGET;
 	shost->max_lun = vport->cfg_max_luns;
 	shost->this_id = -1;
-	if (phba->sli_rev == LPFC_SLI_REV4)
-		shost->max_cmd_len = LPFC_FCP_CDB_LEN_32;
-	else
+
+	/* Set max_cmd_len applicable to ASIC support */
+	if (phba->sli_rev == LPFC_SLI_REV4) {
+		if_type = bf_get(lpfc_sli_intf_if_type,
+				 &phba->sli4_hba.sli_intf);
+		switch (if_type) {
+		case LPFC_SLI_INTF_IF_TYPE_2:
+			fallthrough;
+		case LPFC_SLI_INTF_IF_TYPE_6:
+			shost->max_cmd_len = LPFC_FCP_CDB_LEN_32;
+			break;
+		default:
+			shost->max_cmd_len = LPFC_FCP_CDB_LEN;
+			break;
+		}
+	} else {
 		shost->max_cmd_len = LPFC_FCP_CDB_LEN;
+	}
 
 	if (phba->sli_rev == LPFC_SLI_REV4) {
 		if (!phba->cfg_fcp_mq_threshold ||
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 60cd60ebff38..0eaede8275da 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -4760,7 +4760,7 @@ static int lpfc_scsi_prep_cmnd_buf_s4(struct lpfc_vport *vport,
 
 	 /* Word 3 */
 	bf_set(payload_offset_len, &wqe->fcp_icmd,
-	       sizeof(struct fcp_cmnd32) + sizeof(struct fcp_rsp));
+	       sizeof(struct fcp_cmnd) + sizeof(struct fcp_rsp));
 
 	/* Word 6 */
 	bf_set(wqe_ctxt_tag, &wqe->generic.wqe_com,