scsi: ufs: Show LBA and length for UNMAP commands

We have LBA and length for unmap commands.

Link: https://lore.kernel.org/r/20201117165839.1643377-8-jaegeuk@kernel.orgReviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Reviewed-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Leo Liou <leoliou@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/ufs/ufshcd.c

@@ -383,6 +383,11 @@ static void ufshcd_add_command_trace(struct ufs_hba *hba,
 				lrbp->ucd_req_ptr->sc.exp_data_transfer_len);
 			if (opcode == WRITE_10)
 				group_id = lrbp->cmd->cmnd[6];
+		} else if (opcode == UNMAP) {
+			if (cmd->request) {
+				lba = scsi_get_lba(cmd);
+				transfer_len = blk_rq_bytes(cmd->request);
+			}
 		}
 	}