diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 7126b7a88b56..db5f375d89c5 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -8675,7 +8675,7 @@ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, struct scsi_sense_hdr sshdr; struct scsi_device *sdp; unsigned long flags; - int ret; + int ret, retries; spin_lock_irqsave(hba->host->host_lock, flags); sdp = hba->sdev_ufs_device; @@ -8710,8 +8710,14 @@ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, * callbacks hence set the RQF_PM flag so that it doesn't resume the * already suspended childs. */ - ret = scsi_execute(sdp, cmd, DMA_NONE, NULL, 0, NULL, &sshdr, - START_STOP_TIMEOUT, 0, 0, RQF_PM, NULL); + for (retries = 3; retries > 0; --retries) { + ret = scsi_execute(sdp, cmd, DMA_NONE, NULL, 0, NULL, &sshdr, + START_STOP_TIMEOUT, 0, 0, RQF_PM, NULL); + if (!scsi_status_is_check_condition(ret) || + !scsi_sense_valid(&sshdr) || + sshdr.sense_key != UNIT_ATTENTION) + break; + } if (ret) { sdev_printk(KERN_WARNING, sdp, "START_STOP failed for power mode: %d, result %x\n",