[PATCH v3 28/51] megaraid: Use scsi_cmd_to_rq() instead of scsi_cmnd.request

[Bart Van Assche <bvanassche@xxxxxxx>]

Prepare for removal of the request pointer by using scsi_cmd_to_rq()
instead. This patch does not change any functionality.

Acked-by: Sumit Saxena <sumit.saxena@xxxxxxxxxxxx>
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
---
 drivers/scsi/megaraid/megaraid_sas_base.c   |  4 ++--
 drivers/scsi/megaraid/megaraid_sas_fusion.c | 10 +++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 8ed347eebf07..8fc7a3074a21 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -1443,10 +1443,10 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp,
 	 * pthru timeout to the os layer timeout value.
 	 */
 	if (scp->device->type == TYPE_TAPE) {
-		if ((scp->request->timeout / HZ) > 0xFFFF)
+		if (scsi_cmd_to_rq(scp)->timeout / HZ > 0xFFFF)
 			pthru->timeout = cpu_to_le16(0xFFFF);
 		else
-			pthru->timeout = cpu_to_le16(scp->request->timeout / HZ);
+			pthru->timeout = cpu_to_le16(scsi_cmd_to_rq(scp)->timeout / HZ);
 	}
 
 	/*
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 2221175ae051..b894451a3e09 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -402,7 +402,7 @@ megasas_get_msix_index(struct megasas_instance *instance,
 			(mega_mod64(atomic64_add_return(1, &instance->total_io_count),
 				instance->msix_vectors));
 	} else if (instance->host->nr_hw_queues > 1) {
-		u32 tag = blk_mq_unique_tag(scmd->request);
+		u32 tag = blk_mq_unique_tag(scsi_cmd_to_rq(scmd));
 
 		cmd->request_desc->SCSIIO.MSIxIndex = blk_mq_unique_tag_to_hwq(tag) +
 			instance->low_latency_index_start;
@@ -3024,7 +3024,7 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance,
 		io_request->DevHandle = cpu_to_le16(device_id);
 		io_request->LUN[1] = scmd->device->lun;
 		pRAID_Context->timeout_value =
-			cpu_to_le16 (scmd->request->timeout / HZ);
+			cpu_to_le16(scsi_cmd_to_rq(scmd)->timeout / HZ);
 		cmd->request_desc->SCSIIO.RequestFlags =
 			(MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO <<
 			MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
@@ -3087,7 +3087,7 @@ megasas_build_syspd_fusion(struct megasas_instance *instance,
 
 	device_id = MEGASAS_DEV_INDEX(scmd);
 	pd_index = MEGASAS_PD_INDEX(scmd);
-	os_timeout_value = scmd->request->timeout / HZ;
+	os_timeout_value = scsi_cmd_to_rq(scmd)->timeout / HZ;
 	mr_device_priv_data = scmd->device->hostdata;
 	cmd->pd_interface = mr_device_priv_data->interface_type;
 
@@ -3376,7 +3376,7 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance,
 		return SCSI_MLQUEUE_HOST_BUSY;
 	}
 
-	cmd = megasas_get_cmd_fusion(instance, scmd->request->tag);
+	cmd = megasas_get_cmd_fusion(instance, scsi_cmd_to_rq(scmd)->tag);
 
 	if (!cmd) {
 		atomic_dec(&instance->fw_outstanding);
@@ -3417,7 +3417,7 @@ megasas_build_and_issue_cmd_fusion(struct megasas_instance *instance,
 	 */
 	if (cmd->r1_alt_dev_handle != MR_DEVHANDLE_INVALID) {
 		r1_cmd = megasas_get_cmd_fusion(instance,
-				(scmd->request->tag + instance->max_fw_cmds));
+				scsi_cmd_to_rq(scmd)->tag + instance->max_fw_cmds);
 		megasas_prepare_secondRaid1_IO(instance, cmd, r1_cmd);
 	}