scsi: megaraid: Use scsi_cmd_to_rq() instead of scsi_cmnd.request

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

Link: https://lore.kernel.org/r/20210809230355.8186-29-bvanassche@acm.org
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index ec10b24..e4298bf 100644 (file)
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -1451,10 +1451,10 @@ 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 06399c0..26d0cf9 100644 (file)
--- 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;
@@ -3023,7 +3023,7 @@ 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);
@@ -3086,7 +3086,7 @@ 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;
 
@@ -3381,7 +3381,7 @@ 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);
@@ -3422,7 +3422,7 @@ 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);
        }