drivers/thermal/lmh_interface.h

/*
 * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef __LMH_INTERFACE_H
#define __LMH_INTERFACE_H

#define LMH_NAME_MAX			20
#define LMH_READ_LINE_LENGTH		10

enum lmh_trip_type {
	LMH_LOW_TRIP,
	LMH_HIGH_TRIP,
	LMH_TRIP_MAX,
};

enum lmh_monitor_state {
	LMH_ISR_DISABLED,
	LMH_ISR_MONITOR,
	LMH_ISR_POLLING,
	LMH_ISR_NR,
};

struct lmh_sensor_ops {
	int (*read)(struct lmh_sensor_ops *, long *);
	int (*enable_hw_log)(uint32_t, uint32_t);
	int (*disable_hw_log)(void);
	void (*new_value_notify)(struct lmh_sensor_ops *, long);
};

struct lmh_device_ops {
	int (*get_available_levels)(struct lmh_device_ops *, int *);
	int (*get_curr_level)(struct lmh_device_ops *, int *);
	int (*set_level)(struct lmh_device_ops *, int);
};

struct lmh_debug_ops {
	int (*debug_read)(struct lmh_debug_ops *, uint32_t **);
	int (*debug_config_read)(struct lmh_debug_ops *, uint32_t *, int);
	int (*debug_config_lmh)(struct lmh_debug_ops *, uint32_t *, int);
	int (*debug_get_types)(struct lmh_debug_ops *, bool, uint32_t **);
};

#ifdef CONFIG_LIMITS_MONITOR
int lmh_get_all_dev_levels(char *, int *);
int lmh_set_dev_level(char *, int);
int lmh_get_curr_level(char *, int *);
int lmh_sensor_register(char *, struct lmh_sensor_ops *);
void lmh_sensor_deregister(struct lmh_sensor_ops *);
int lmh_device_register(char *, struct lmh_device_ops *);
void lmh_device_deregister(struct lmh_device_ops *);
int lmh_debug_register(struct lmh_debug_ops *);
void lmh_debug_deregister(struct lmh_debug_ops *ops);
int lmh_get_poll_interval(void);
#else
static inline int lmh_get_all_dev_levels(char *device_name, int *level)
{
	return -ENOSYS;
}

static inline int lmh_set_dev_level(char *device_name, int level)
{
	return -ENOSYS;
}

static inline int lmh_get_curr_level(char *device_name, int *level)
{
	return -ENOSYS;
}

static inline int lmh_sensor_register(char *sensor_name,
	struct lmh_sensor_ops *ops)
{
	return -ENOSYS;
}

static inline void lmh_sensor_deregister(struct lmh_sensor_ops *ops)
{
	return;
}

static inline int lmh_device_register(char *device_name,
	struct lmh_device_ops *ops)
{
	return -ENOSYS;
}

static inline void lmh_device_deregister(struct lmh_device_ops *ops)
{
	return;
}

static inline int lmh_debug_register(struct lmh_debug_ops *)
{
	return -ENOSYS;
}

static inline void lmh_debug_deregister(struct lmh_debug_ops *ops)
{ }

static inline int lmh_get_poll_interval(void)
{
	return -ENOSYS;
}
#endif

#endif /*__LMH_INTERFACE_H*/