1 /* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
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29 
30 #ifndef __QCAMERAPERF_H__
31 #define __QCAMERAPERF_H__
32 
33 // System dependencies
34 #include <utils/List.h>
35 #include <utils/Mutex.h>
36 
37 // Camera dependencies
38 #include "power.h"
39 
40 typedef enum {
41     ALL_CORES_ONLINE = 0x7FE,
42     ALL_CPUS_PWR_CLPS_DIS = 0x101,
43     CPU0_MIN_FREQ_TURBO_MAX = 0x2FE,
44     CPU4_MIN_FREQ_TURBO_MAX = 0x1FFE,
45 }perf_lock_params_t;
46 
47 /* Time related macros */
48 #define ONE_SEC 1000
49 typedef int64_t nsecs_t;
50 #define NSEC_PER_SEC 1000000000LLU
51 
52 using namespace android;
53 
54 namespace qcamera {
55 
56 class QCameraPerfLock {
57 public:
58     QCameraPerfLock();
59     ~QCameraPerfLock();
60 
61     void    lock_init();
62     void    lock_deinit();
63     int32_t lock_rel();
64     int32_t lock_acq();
65     int32_t lock_acq_timed(int32_t timer_val);
66     int32_t lock_rel_timed();
67     bool    isTimerReset();
68     void    powerHintInternal(power_hint_t hint, bool enable);
69     void    powerHint(power_hint_t hint, bool enable);
isPerfLockTimedAcquired()70     bool    isPerfLockTimedAcquired() { return (0 <= mPerfLockHandleTimed); }
71 
72 private:
73     int32_t        (*perf_lock_acq)(int, int, int[], int);
74     int32_t        (*perf_lock_rel)(int);
75     void            startTimer(uint32_t timer_val);
76     void            resetTimer();
77     void           *mDlHandle;
78     uint32_t        mPerfLockEnable;
79     Mutex           mLock;
80     int32_t         mPerfLockHandle;        // Performance lock library handle
81     int32_t         mPerfLockHandleTimed;   // Performance lock library handle
82     power_module_t *m_pPowerModule;         // power module Handle
83     power_hint_t    mCurrentPowerHint;
84     bool            mCurrentPowerHintEnable;
85     uint32_t        mTimerSet;
86     uint32_t        mPerfLockTimeout;
87     nsecs_t         mStartTimeofLock;
88     List<power_hint_t> mActivePowerHints;   // Active/enabled power hints list
89 };
90 
91 }; // namespace qcamera
92 
93 #endif /* __QCAMREAPERF_H__ */
94