diff options
| author | Seungwon Jeon <tgih.jun@samsung.com> | 2013-08-31 21:40:22 +0530 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-09-06 16:06:40 -0700 |
| commit | 53b3d9c3fdda94d14392dd221c67e24700b1fed6 (patch) | |
| tree | a5198f3de41a71b6f2461fbf9687289254e0eaae /drivers/scsi/ufs/ufshcd.h | |
| parent | 12b4fdb4f6bccb5459a2f75fbe0eab253bfceab4 (diff) | |
[SCSI] ufs: add operation for the uic power mode change
Setting PA_PWRMode using DME_SET triggers the power mode
change. And then the result will be given by the HCS.UPMCRS.
This operation should be done atomically.
Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
Tested-by: Yaniv Gardi <ygardi@codeaurora.org>
Signed-off-by: Santosh Y <santoshsy@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 648ab16d379c..577679a2d189 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -175,6 +175,7 @@ struct ufs_dev_cmd { * @active_uic_cmd: handle of active UIC command * @uic_cmd_mutex: mutex for uic command * @ufshcd_tm_wait_queue: wait queue for task management + * @pwr_done: completion for power mode change * @tm_condition: condition variable for task management * @ufshcd_state: UFSHCD states * @intr_mask: Interrupt Mask Bits @@ -219,6 +220,8 @@ struct ufs_hba { wait_queue_head_t ufshcd_tm_wait_queue; unsigned long tm_condition; + struct completion *pwr_done; + u32 ufshcd_state; u32 intr_mask; u16 ee_ctrl_mask; |