src/common/conf/cpu-common.h

   1 #ifndef __CPU_COMMON_H__
   2 #define __CPU_COMMON_H__
   3
   4 #include <stdbool.h>
   5
   6 #include <cpu-boosting-type.h>
   7 #include <cpu-boosting-private.h>
   8
   9 #include "util.h"
  10
  11 #ifdef __cplusplus
  12 extern "C" {
  13 #endif /* __cplusplus */
  14
  15 #define CPU_INIT_NICE         100
  16 #define CPU_MAX_NICE          19
  17 #define CPU_MIN_NICE          -20
  18 #define CPU_DEFAULT_NICE      0
  19
  20 #define CPU_INIT_PRIO         0
  21 #define CPU_MAX_PRIO          99
  22 #define CPU_MIN_PRIO          1
  23
  24 #define CPU_DEFAULT_SHARE     1024
  25 #define CPU_THROTTLING_SHARE  64
  26
  27 enum cpu_sched_flag {
  28         CPU_SCHED_UNINITIALIZED = 0,
  29         CPU_SCHED_RUNTIME_SHARE = 1,
  30         CPU_SCHED_NO_RUNTIME_SHARE = 2,
  31         CPU_SCHED_RUNTIME_GREED = 4,
  32 };
  33
  34 enum cpu_sched_type {
  35         CPU_SCHED_NONE = 0,
  36         CPU_SCHED_IDLE = 1,
  37         CPU_SCHED_BATCH,
  38         CPU_SCHED_OTHER,
  39         CPU_SCHED_FIFO,
  40         CPU_SCHED_RR,
  41         CPU_SCHED_DEADLINE,
  42 };
  43
  44 struct cpu_sched_info {
  45         enum cpu_sched_type cpu_sched_type;
  46         int cpu_nice;                        /* fixed cpu nice */
  47         int cpu_rt_priority;                 /* fixed cpu priority for rt schedulers */
  48 };
  49
  50 struct cpuset_cgroup_info {
  51         char name[64];
  52         char value[64];
  53 };
  54
  55 struct cpu_info {
  56         int cpu_id;
  57         bool online;
  58 };
  59
  60 struct cpuset_info {
  61         GSList *cpu_info;
  62         char *name;
  63         bool disclaimer_shown;
  64 };
  65
  66 struct cpu_cgroup_info {
  67         long long cfs_runtime_us;
  68         long long rt_runtime_us;
  69         unsigned long long cfs_period_us;
  70         unsigned long long rt_period_us;
  71         unsigned long long cpu_share;
  72 };
  73
  74 struct cpu_sched_conf {
  75         enum cpu_sched_flag cpu_sched_flag;
  76         struct cpu_cgroup_info cpu_cgroup_info;
  77 };
  78
  79 struct cpu_affinity_conf {
  80         struct cpuset_cgroup_info cpuset_cgroup_info;
  81 };
  82
  83 struct cpu_throttling_conf {
  84         bool enable;
  85         struct cpu_sched_info cpu_sched_info;
  86         struct cpu_cgroup_info cpu_cgroup_info;
  87 };
  88
  89 struct cpu_boosting_conf {
  90         bool enable;
  91         struct cpu_sched_info cpu_sched_info;
  92 };
  93
  94 void cpu_boosting_enable_cpu_stall_handler(void);
  95 bool cpu_boosting_is_enabled_of_cpu_stall_handler(void);
  96
  97
  98 struct cpu_sched_conf *get_cpu_sched_conf(void);
  99 void free_cpu_sched_conf(void);
 100
 101 char *get_cpu_affinity_conf_name(void);
 102 char *get_cpu_affinity_conf_value(void);
 103 int set_cpu_affinity_conf(const char *name, const char *value);
 104 void free_cpu_affinity_conf(void);
 105
 106 struct cpu_throttling_conf *get_cpu_throttling_conf(void);
 107 void free_cpu_throttling_conf(void);
 108
 109 struct cpu_boosting_conf *get_cpu_boosting_conf(cpu_boosting_level_e level);
 110 void free_cpu_boosting_conf(cpu_boosting_level_e level);
 111
 112 #ifdef __cplusplus
 113 }
 114 #endif /* __cplusplus */
 115
 116 #endif /* __CPU_COMMON_H__ */