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Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
-rw-r--r--drivers/scsi/ufs/ufshcd.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 54750d72c8fb..88c20f3608c2 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -338,7 +338,8 @@ struct ufs_hba_variant_ops {
enum ufs_notify_change_status status,
struct ufs_pa_layer_attr *,
struct ufs_pa_layer_attr *);
- void (*setup_xfer_req)(struct ufs_hba *, int, bool);
+ void (*setup_xfer_req)(struct ufs_hba *hba, int tag,
+ bool is_scsi_cmd);
void (*setup_task_mgmt)(struct ufs_hba *, int, u8);
void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme,
enum ufs_notify_change_status);
@@ -737,13 +738,13 @@ struct ufs_hba_monitor {
* @host: Scsi_Host instance of the driver
* @dev: device handle
* @lrb: local reference block
- * @cmd_queue: Used to allocate command tags from hba->host->tag_set.
* @outstanding_tasks: Bits representing outstanding task requests
* @outstanding_lock: Protects @outstanding_reqs.
* @outstanding_reqs: Bits representing outstanding transfer requests
* @capabilities: UFS Controller Capabilities
* @nutrs: Transfer Request Queue depth supported by controller
* @nutmrs: Task Management Queue depth supported by controller
+ * @reserved_slot: Used to submit device commands. Protected by @dev_cmd.lock.
* @ufs_version: UFS Version to which controller complies
* @vops: pointer to variant specific operations
* @priv: pointer to variant specific private data
@@ -777,6 +778,7 @@ struct ufs_hba_monitor {
* @clk_list_head: UFS host controller clocks list node head
* @pwr_info: holds current power mode
* @max_pwr_info: keeps the device max valid pwm
+ * @clk_scaling_lock: used to serialize device commands and clock scaling
* @desc_size: descriptor sizes reported by device
* @urgent_bkops_lvl: keeps track of urgent bkops level for device
* @is_urgent_bkops_lvl_checked: keeps track if the urgent bkops level for
@@ -802,13 +804,11 @@ struct ufs_hba {
struct Scsi_Host *host;
struct device *dev;
- struct request_queue *cmd_queue;
/*
* This field is to keep a reference to "scsi_device" corresponding to
* "UFS device" W-LU.
*/
struct scsi_device *sdev_ufs_device;
- struct scsi_device *sdev_rpmb;
#ifdef CONFIG_SCSI_UFS_HWMON
struct device *hwmon_device;
@@ -836,6 +836,7 @@ struct ufs_hba {
u32 capabilities;
int nutrs;
int nutmrs;
+ u32 reserved_slot;
u32 ufs_version;
const struct ufs_hba_variant_ops *vops;
struct ufs_hba_variant_params *vps;
@@ -1211,6 +1212,7 @@ int ufshcd_exec_raw_upiu_cmd(struct ufs_hba *hba,
int ufshcd_wb_toggle(struct ufs_hba *hba, bool enable);
int ufshcd_suspend_prepare(struct device *dev);
+int __ufshcd_suspend_prepare(struct device *dev, bool rpm_ok_for_spm);
void ufshcd_resume_complete(struct device *dev);
/* Wrapper functions for safely calling variant operations */
@@ -1420,6 +1422,16 @@ static inline int ufshcd_rpm_put_sync(struct ufs_hba *hba)
return pm_runtime_put_sync(&hba->sdev_ufs_device->sdev_gendev);
}
+static inline void ufshcd_rpm_get_noresume(struct ufs_hba *hba)
+{
+ pm_runtime_get_noresume(&hba->sdev_ufs_device->sdev_gendev);
+}
+
+static inline int ufshcd_rpm_resume(struct ufs_hba *hba)
+{
+ return pm_runtime_resume(&hba->sdev_ufs_device->sdev_gendev);
+}
+
static inline int ufshcd_rpm_put(struct ufs_hba *hba)
{
return pm_runtime_put(&hba->sdev_ufs_device->sdev_gendev);