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/*
* Copyright (c) 2014, 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_POLLING_MSEC 30
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 (*reset_interrupt) (struct lmh_sensor_ops *);
int (*enable_hw_log) (uint32_t, uint32_t);
int (*disable_hw_log) (void);
void (*interrupt_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);
};
static int lmh_poll_interval = LMH_POLLING_MSEC;
#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 *);
#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;
}
#endif
#endif /*__LMH_INTERFACE_H*/
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