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/*
* linux/include/linux/sprd_cpu_cooling.h
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*
*/
#ifndef __SPRD_CPU_COOLING_H__
#define __SPRD_CPU_COOLING_H__
#define MAX_CPU_STATE 8
struct cooling_state {
int max_freq;
int max_core;
};
struct freq_vddarm {
unsigned int freq;
unsigned int vddarm_mv;
};
struct vddarm_update {
unsigned long state;
struct freq_vddarm *freq_vddarm;
};
struct sprd_cpu_cooling_platform_data {
struct cooling_state cpu_state[MAX_CPU_STATE];
struct vddarm_update *vddarm_update;
int state_num;
void *devdata;
};
#ifdef CONFIG_CPU_FREQ
extern int cpufreq_thermal_limit(int cluster, int limit_freq);
extern int cpufreq_table_thermal_update(int freq, int vdd_arm);
#else
extern int cpufreq_thermal_limit(int cluster, int limit_freq) {return 0;}
extern int cpufreq_table_thermal_update(int freq, int vdd_arm) {return 0;}
#endif //CONFIG_CPU_FREQ
extern int cpu_core_thermal_limit(int cluster, int limit_core);
#endif
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