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/*
* include/linux/therm_est.h
*
* Copyright (c) 2010-2012, NVIDIA Corporation.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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 _LINUX_THERM_EST_H
#define _LINUX_THERM_EST_H
#include <linux/workqueue.h>
#define HIST_LEN (20)
#define MAX_ACTIVE_STATES 10
struct therm_est_subdevice {
void *dev_data;
int (*get_temp)(void *, long *);
long coeffs[HIST_LEN];
long hist[HIST_LEN];
};
struct therm_est_data {
/* trip point info : there's only 1 trip point */
char *cdev_type; /* cooling device for this trip */
long trip_temp;
/* zone parameters */
long toffset;
long polling_period;
int passive_delay;
int ndevs;
int tc1;
int tc2;
struct therm_est_subdevice devs[];
};
struct therm_fan_est_subdevice {
void *dev_data;
int (*get_temp)(void *, long *);
long coeffs[HIST_LEN];
long hist[HIST_LEN];
};
struct therm_fan_est_data {
long toffset;
long polling_period;
int ndevs;
int active_trip_temps[MAX_ACTIVE_STATES];
struct therm_fan_est_subdevice devs[];
};
#endif /* _LINUX_THERM_EST_H */
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