summaryrefslogtreecommitdiff
path: root/drivers/scsi/ufs/ufshcd.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
-rw-r--r--drivers/scsi/ufs/ufshcd.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 59c9c48..577679a 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;
@@ -263,4 +266,55 @@ static inline void check_upiu_size(void)
extern int ufshcd_runtime_suspend(struct ufs_hba *hba);
extern int ufshcd_runtime_resume(struct ufs_hba *hba);
extern int ufshcd_runtime_idle(struct ufs_hba *hba);
+extern int ufshcd_dme_set_attr(struct ufs_hba *hba, u32 attr_sel,
+ u8 attr_set, u32 mib_val, u8 peer);
+extern int ufshcd_dme_get_attr(struct ufs_hba *hba, u32 attr_sel,
+ u32 *mib_val, u8 peer);
+
+/* UIC command interfaces for DME primitives */
+#define DME_LOCAL 0
+#define DME_PEER 1
+#define ATTR_SET_NOR 0 /* NORMAL */
+#define ATTR_SET_ST 1 /* STATIC */
+
+static inline int ufshcd_dme_set(struct ufs_hba *hba, u32 attr_sel,
+ u32 mib_val)
+{
+ return ufshcd_dme_set_attr(hba, attr_sel, ATTR_SET_NOR,
+ mib_val, DME_LOCAL);
+}
+
+static inline int ufshcd_dme_st_set(struct ufs_hba *hba, u32 attr_sel,
+ u32 mib_val)
+{
+ return ufshcd_dme_set_attr(hba, attr_sel, ATTR_SET_ST,
+ mib_val, DME_LOCAL);
+}
+
+static inline int ufshcd_dme_peer_set(struct ufs_hba *hba, u32 attr_sel,
+ u32 mib_val)
+{
+ return ufshcd_dme_set_attr(hba, attr_sel, ATTR_SET_NOR,
+ mib_val, DME_PEER);
+}
+
+static inline int ufshcd_dme_peer_st_set(struct ufs_hba *hba, u32 attr_sel,
+ u32 mib_val)
+{
+ return ufshcd_dme_set_attr(hba, attr_sel, ATTR_SET_ST,
+ mib_val, DME_PEER);
+}
+
+static inline int ufshcd_dme_get(struct ufs_hba *hba,
+ u32 attr_sel, u32 *mib_val)
+{
+ return ufshcd_dme_get_attr(hba, attr_sel, mib_val, DME_LOCAL);
+}
+
+static inline int ufshcd_dme_peer_get(struct ufs_hba *hba,
+ u32 attr_sel, u32 *mib_val)
+{
+ return ufshcd_dme_get_attr(hba, attr_sel, mib_val, DME_PEER);
+}
+
#endif /* End of Header */