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#ifndef __UAPI_IDLE_STATS_DEVICE_H
#define __UAPI_IDLE_STATS_DEVICE_H
#include <linux/types.h>
#include <linux/ioctl.h>
#define MSM_IDLE_STATS_EVENT_NONE 0
#define MSM_IDLE_STATS_EVENT_BUSY_TIMER_EXPIRED 1
#define MSM_IDLE_STATS_EVENT_BUSY_TIMER_EXPIRED_RESET 2
#define MSM_IDLE_STATS_EVENT_COLLECTION_NEARLY_FULL 4
#define MSM_IDLE_STATS_EVENT_COLLECTION_FULL 8
#define MSM_IDLE_STATS_EVENT_IDLE_TIMER_EXPIRED 16
/*
* All time, timer, and time interval values are in units of
* microseconds unless stated otherwise.
*/
#define MSM_IDLE_STATS_NR_MAX_INTERVALS 200
struct msm_idle_pulse {
__s64 busy_start_time;
__u32 busy_interval;
__u32 wait_interval;
};
struct msm_idle_read_stats {
__u32 event;
__s64 return_timestamp;
__u32 busy_timer_remaining;
__u32 nr_collected;
struct msm_idle_pulse pulse_chain[MSM_IDLE_STATS_NR_MAX_INTERVALS];
};
struct msm_idle_write_stats {
__u32 busy_timer;
__u32 next_busy_timer;
__u32 max_samples;
};
#define MSM_IDLE_STATS_IOC_MAGIC 0xD8
#define MSM_IDLE_STATS_IOC_READ_STATS \
_IOWR(MSM_IDLE_STATS_IOC_MAGIC, 1, struct msm_idle_read_stats)
#define MSM_IDLE_STATS_IOC_WRITE_STATS \
_IOWR(MSM_IDLE_STATS_IOC_MAGIC, 2, struct msm_idle_write_stats)
#endif /* __UAPI_IDLE_STATS_DEVICE_H */
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