diff options
| author | Bart Van Assche <bvanassche@acm.org> | 2023-02-10 11:32:58 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-02-21 22:00:51 -0500 |
| commit | 2702812ae33b38898de6d950cdb6a03888d001af (patch) | |
| tree | 4fa654cca77d2f6ba4037388491eb742cb700274 | |
| parent | 93bc4a5d00e472003ae983bb21febd2519a64f62 (diff) | |
scsi: ufs: core: Simplify ufshcd_execute_start_stop()
Use scsi_execute_cmd() instead of open-coding it.
Link: https://lore.kernel.org/r/20230210193258.4004923-4-bvanassche@acm.org
Cc: Mike Christie <michael.christie@oracle.com>
Cc: John Garry <john.g.garry@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Asutosh Das <quic_asutoshd@quicinc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/ufs/core/ufshcd.c | 35 |
1 files changed, 8 insertions, 27 deletions
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 9d8e03b30014..629442c6bc9c 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -9134,34 +9134,15 @@ static int ufshcd_execute_start_stop(struct scsi_device *sdev, enum ufs_dev_pwr_mode pwr_mode, struct scsi_sense_hdr *sshdr) { - unsigned char cdb[6] = { START_STOP, 0, 0, 0, pwr_mode << 4, 0 }; - struct request *req; - struct scsi_cmnd *scmd; - int ret; - - req = scsi_alloc_request(sdev->request_queue, REQ_OP_DRV_IN, - BLK_MQ_REQ_PM); - if (IS_ERR(req)) - return PTR_ERR(req); - - scmd = blk_mq_rq_to_pdu(req); - scmd->cmd_len = COMMAND_SIZE(cdb[0]); - memcpy(scmd->cmnd, cdb, scmd->cmd_len); - scmd->allowed = 0/*retries*/; - scmd->flags |= SCMD_FAIL_IF_RECOVERING; - req->timeout = 1 * HZ; - req->rq_flags |= RQF_QUIET; - - blk_execute_rq(req, /*at_head=*/true); - - if (sshdr) - scsi_normalize_sense(scmd->sense_buffer, scmd->sense_len, - sshdr); - ret = scmd->result; - - blk_mq_free_request(req); + const unsigned char cdb[6] = { START_STOP, 0, 0, 0, pwr_mode << 4, 0 }; + const struct scsi_exec_args args = { + .sshdr = sshdr, + .req_flags = BLK_MQ_REQ_PM, + .scmd_flags = SCMD_FAIL_IF_RECOVERING, + }; - return ret; + return scsi_execute_cmd(sdev, cdb, REQ_OP_DRV_IN, /*buffer=*/NULL, + /*bufflen=*/0, /*timeout=*/HZ, /*retries=*/0, &args); } /** |