diff options
-rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 3 | ||||
-rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 6 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 04cb67995750..dc7ce9eef0c7 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -2330,6 +2330,9 @@ int ufshcd_send_uic_cmd(struct ufs_hba *hba, struct uic_command *uic_cmd) int ret; unsigned long flags; + if (hba->quirks & UFSHCD_QUIRK_BROKEN_UIC_CMD) + return 0; + ufshcd_hold(hba, false); mutex_lock(&hba->uic_cmd_mutex); ufshcd_add_delay_before_dme_cmd(hba); diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 3f5dc6732fe1..e67181a013e3 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -589,6 +589,12 @@ enum ufshcd_quirks { * This quirk allows only sg entries aligned with page size. */ UFSHCD_QUIRK_ALIGN_SG_WITH_PAGE_SIZE = 1 << 14, + + /* + * This quirk needs to be enabled if the host controller does not + * support UIC command + */ + UFSHCD_QUIRK_BROKEN_UIC_CMD = 1 << 15, }; enum ufshcd_caps { |