linux/drivers/ufs/core/ufshcd-priv.h

/* SPDX-License-Identifier: GPL-2.0-or-later */

#ifndef _UFSHCD_PRIV_H_
#define _UFSHCD_PRIV_H_

#include <linux/pm_runtime.h>
#include <ufs/ufshcd.h>

static inline bool ufshcd_is_user_access_allowed(struct ufs_hba *hba)
{}

void ufshcd_schedule_eh_work(struct ufs_hba *hba);

static inline bool ufshcd_keep_autobkops_enabled_except_suspend(
							struct ufs_hba *hba)
{}

static inline u8 ufshcd_wb_get_query_index(struct ufs_hba *hba)
{}

static inline bool ufshcd_is_wb_buf_flush_allowed(struct ufs_hba *hba)
{}

#ifdef CONFIG_SCSI_UFS_HWMON
void ufs_hwmon_probe(struct ufs_hba *hba, u8 mask);
void ufs_hwmon_remove(struct ufs_hba *hba);
void ufs_hwmon_notify_event(struct ufs_hba *hba, u8 ee_mask);
#else
static inline void ufs_hwmon_probe(struct ufs_hba *hba, u8 mask) {}
static inline void ufs_hwmon_remove(struct ufs_hba *hba) {}
static inline void ufs_hwmon_notify_event(struct ufs_hba *hba, u8 ee_mask) {}
#endif

int ufshcd_query_descriptor_retry(struct ufs_hba *hba,
				  enum query_opcode opcode,
				  enum desc_idn idn, u8 index,
				  u8 selector,
				  u8 *desc_buf, int *buf_len);
int ufshcd_read_desc_param(struct ufs_hba *hba,
			   enum desc_idn desc_id,
			   int desc_index,
			   u8 param_offset,
			   u8 *param_read_buf,
			   u8 param_size);
int ufshcd_query_attr_retry(struct ufs_hba *hba, enum query_opcode opcode,
			    enum attr_idn idn, u8 index, u8 selector,
			    u32 *attr_val);
int ufshcd_query_attr(struct ufs_hba *hba, enum query_opcode opcode,
		      enum attr_idn idn, u8 index, u8 selector, u32 *attr_val);
int ufshcd_query_flag(struct ufs_hba *hba, enum query_opcode opcode,
	enum flag_idn idn, u8 index, bool *flag_res);
void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit);
void ufshcd_compl_one_cqe(struct ufs_hba *hba, int task_tag,
			  struct cq_entry *cqe);
int ufshcd_mcq_init(struct ufs_hba *hba);
void ufshcd_mcq_disable(struct ufs_hba *hba);
int ufshcd_mcq_decide_queue_depth(struct ufs_hba *hba);
int ufshcd_mcq_memory_alloc(struct ufs_hba *hba);
struct ufs_hw_queue *ufshcd_mcq_req_to_hwq(struct ufs_hba *hba,
					   struct request *req);
void ufshcd_mcq_compl_all_cqes_lock(struct ufs_hba *hba,
				    struct ufs_hw_queue *hwq);
bool ufshcd_cmd_inflight(struct scsi_cmnd *cmd);
int ufshcd_mcq_sq_cleanup(struct ufs_hba *hba, int task_tag);
int ufshcd_mcq_abort(struct scsi_cmnd *cmd);
int ufshcd_try_to_abort_task(struct ufs_hba *hba, int tag);
void ufshcd_release_scsi_cmd(struct ufs_hba *hba,
			     struct ufshcd_lrb *lrbp);

#define SD_ASCII_STD
#define SD_RAW
int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index,
			    u8 **buf, bool ascii);

int ufshcd_send_uic_cmd(struct ufs_hba *hba, struct uic_command *uic_cmd);

int ufshcd_exec_raw_upiu_cmd(struct ufs_hba *hba,
			     struct utp_upiu_req *req_upiu,
			     struct utp_upiu_req *rsp_upiu,
			     enum upiu_request_transaction msgcode,
			     u8 *desc_buff, int *buff_len,
			     enum query_opcode desc_op);

int ufshcd_wb_toggle(struct ufs_hba *hba, bool enable);

/* Wrapper functions for safely calling variant operations */
static inline const char *ufshcd_get_var_name(struct ufs_hba *hba)
{}

static inline void ufshcd_vops_exit(struct ufs_hba *hba)
{}

static inline u32 ufshcd_vops_get_ufs_hci_version(struct ufs_hba *hba)
{}

static inline int ufshcd_vops_clk_scale_notify(struct ufs_hba *hba,
			bool up, enum ufs_notify_change_status status)
{}

static inline void ufshcd_vops_event_notify(struct ufs_hba *hba,
					    enum ufs_event_type evt,
					    void *data)
{}

static inline int ufshcd_vops_setup_clocks(struct ufs_hba *hba, bool on,
					enum ufs_notify_change_status status)
{}

static inline int ufshcd_vops_hce_enable_notify(struct ufs_hba *hba,
						bool status)
{}
static inline int ufshcd_vops_link_startup_notify(struct ufs_hba *hba,
						bool status)
{}

static inline int ufshcd_vops_pwr_change_notify(struct ufs_hba *hba,
				  enum ufs_notify_change_status status,
				  struct ufs_pa_layer_attr *dev_max_params,
				  struct ufs_pa_layer_attr *dev_req_params)
{}

static inline void ufshcd_vops_setup_task_mgmt(struct ufs_hba *hba,
					int tag, u8 tm_function)
{}

static inline void ufshcd_vops_hibern8_notify(struct ufs_hba *hba,
					enum uic_cmd_dme cmd,
					enum ufs_notify_change_status status)
{}

static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba)
{}

static inline void ufshcd_vops_fixup_dev_quirks(struct ufs_hba *hba)
{}

static inline int ufshcd_vops_suspend(struct ufs_hba *hba, enum ufs_pm_op op,
				enum ufs_notify_change_status status)
{}

static inline int ufshcd_vops_resume(struct ufs_hba *hba, enum ufs_pm_op op)
{}

static inline void ufshcd_vops_dbg_register_dump(struct ufs_hba *hba)
{}

static inline int ufshcd_vops_device_reset(struct ufs_hba *hba)
{}

static inline void ufshcd_vops_config_scaling_param(struct ufs_hba *hba,
		struct devfreq_dev_profile *p,
		struct devfreq_simple_ondemand_data *data)
{}

static inline void ufshcd_vops_reinit_notify(struct ufs_hba *hba)
{}

static inline int ufshcd_vops_mcq_config_resource(struct ufs_hba *hba)
{}

static inline int ufshcd_mcq_vops_op_runtime_config(struct ufs_hba *hba)
{}

static inline int ufshcd_vops_get_outstanding_cqs(struct ufs_hba *hba,
						  unsigned long *ocqs)
{}

static inline int ufshcd_mcq_vops_config_esi(struct ufs_hba *hba)
{}

extern const struct ufs_pm_lvl_states ufs_pm_lvl_states[];

/**
 * ufshcd_scsi_to_upiu_lun - maps scsi LUN to UPIU LUN
 * @scsi_lun: scsi LUN id
 *
 * Return: UPIU LUN id
 */
static inline u8 ufshcd_scsi_to_upiu_lun(unsigned int scsi_lun)
{}

int __ufshcd_write_ee_control(struct ufs_hba *hba, u32 ee_ctrl_mask);
int ufshcd_write_ee_control(struct ufs_hba *hba);
int ufshcd_update_ee_control(struct ufs_hba *hba, u16 *mask,
			     const u16 *other_mask, u16 set, u16 clr);

static inline int ufshcd_update_ee_drv_mask(struct ufs_hba *hba,
					    u16 set, u16 clr)
{}

static inline int ufshcd_update_ee_usr_mask(struct ufs_hba *hba,
					    u16 set, u16 clr)
{}

static inline int ufshcd_rpm_get_sync(struct ufs_hba *hba)
{}

static inline int ufshcd_rpm_get_if_active(struct ufs_hba *hba)
{}

static inline int ufshcd_rpm_put_sync(struct ufs_hba *hba)
{}

static inline void ufshcd_rpm_get_noresume(struct ufs_hba *hba)
{}

static inline int ufshcd_rpm_resume(struct ufs_hba *hba)
{}

static inline int ufshcd_rpm_put(struct ufs_hba *hba)
{}

/**
 * ufs_is_valid_unit_desc_lun - checks if the given LUN has a unit descriptor
 * @dev_info: pointer of instance of struct ufs_dev_info
 * @lun: LU number to check
 * @return: true if the lun has a matching unit descriptor, false otherwise
 */
static inline bool ufs_is_valid_unit_desc_lun(struct ufs_dev_info *dev_info, u8 lun)
{}

static inline void ufshcd_inc_sq_tail(struct ufs_hw_queue *q)
	__must_hold(&q->sq_lock)
{}

static inline void ufshcd_mcq_update_cq_tail_slot(struct ufs_hw_queue *q)
{}

static inline bool ufshcd_mcq_is_cq_empty(struct ufs_hw_queue *q)
{}

static inline void ufshcd_mcq_inc_cq_head_slot(struct ufs_hw_queue *q)
{}

static inline void ufshcd_mcq_update_cq_head(struct ufs_hw_queue *q)
{}

static inline struct cq_entry *ufshcd_mcq_cur_cqe(struct ufs_hw_queue *q)
{}

static inline u32 ufshcd_mcq_get_sq_head_slot(struct ufs_hw_queue *q)
{}

#endif /* _UFSHCD_PRIV_H_ */