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/*
* 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 __ARCH_ARM_MACH_MSM_LPM_STATS_H
#define __ARCH_ARM_MACH_MSM_LPM_STATS_H
struct lpm_stats;
#define MAX_STR_LEN 256
struct lifo_stats {
uint32_t last_in;
uint32_t first_out;
};
struct lpm_stats {
char name[MAX_STR_LEN];
struct level_stats *time_stats;
uint32_t num_levels;
struct lifo_stats lifo;
struct lpm_stats *parent;
struct list_head sibling;
struct list_head child;
struct cpumask mask;
struct dentry *directory;
int64_t sleep_time;
bool is_cpu;
};
#ifdef CONFIG_MSM_IDLE_STATS
struct lpm_stats *lpm_stats_config_level(const char *name,
const char **levels, int num_levels, struct lpm_stats *parent,
struct cpumask *mask);
void lpm_stats_cluster_enter(struct lpm_stats *stats, uint32_t index);
void lpm_stats_cluster_exit(struct lpm_stats *stats, uint32_t index,
bool success);
void lpm_stats_cpu_enter(uint32_t index, uint64_t time);
void lpm_stats_cpu_exit(uint32_t index, uint64_t time, bool success);
void lpm_stats_suspend_enter(void);
void lpm_stats_suspend_exit(void);
#else
static inline struct lpm_stats *lpm_stats_config_level(const char *name,
const char **levels, int num_levels, struct lpm_stats *parent,
struct cpumask *mask)
{
return ERR_PTR(-ENODEV);
}
static inline void lpm_stats_cluster_enter(struct lpm_stats *stats,
uint32_t index)
{
return;
}
static inline void lpm_stats_cluster_exit(struct lpm_stats *stats,
uint32_t index, bool success)
{
return;
}
static inline void lpm_stats_cpu_enter(uint32_t index, uint64_t time)
{
return;
}
static inline void lpm_stats_cpu_exit(uint32_t index, bool success,
uint64_t time)
{
return;
}
static inline void lpm_stats_suspend_enter(void)
{
return;
}
static inline void lpm_stats_suspend_exit(void)
{
return;
}
#endif
#endif /* __ARCH_ARM_MACH_MSM_LPM_STATS_H */
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