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/* $OpenBSD: ofw_thermal.h,v 1.2 2020/01/23 23:10:04 kettenis Exp $ */
/*
* Copyright (c) 2019 Mark Kettenis
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _DEV_OFW_THERMAL_H_
#define _DEV_OFW_THERMAL_H_
struct thermal_sensor {
int ts_node;
void *ts_cookie;
int32_t (*ts_get_temperature)(void *, uint32_t *);
LIST_ENTRY(thermal_sensor) ts_list;
uint32_t ts_phandle;
uint32_t ts_cells;
};
#define THERMAL_SENSOR_MAX 0xffffffffU
struct cooling_device {
int cd_node;
void *cd_cookie;
uint32_t (*cd_get_level)(void *, uint32_t *);
void (*cd_set_level)(void *, uint32_t *, uint32_t);
LIST_ENTRY(cooling_device) cd_list;
uint32_t cd_phandle;
uint32_t cd_cells;
};
#define THERMAL_NO_LIMIT 0xffffffffU
void thermal_sensor_register(struct thermal_sensor *);
void thermal_sensor_update(struct thermal_sensor *, uint32_t *);
void cooling_device_register(struct cooling_device *);
void thermal_init(void);
#endif /* _DEV_OFW_THERMAL_H_ */
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