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cpufreq: Various changes to allow sugov to compile

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Until various scheduler components are merged, our modified sugov cannot
compile due to dependencies on WALT.  Introduce the necessary stubs to
provide compilation.

Change-Id: I11e37ecaf5bf7eae2068bb9bb3d535e2d5571543
Signed-off-by: Jonathan Avila <avilaj@codeaurora.org>
This commit is contained in:
Jonathan Avila
2017-12-01 11:43:46 -08:00
committed by Rohit Gupta
parent 42931bbf2f
commit d8e3774e12
3 changed files with 39 additions and 0 deletions
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12
include/linux/sched.h
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@@ -1115,6 +1115,15 @@ struct task_struct {
*/
};
#ifdef CONFIG_SCHED_WALT
extern int sched_set_boost(int enable);
#else
static inline int sched_set_boost(int enable)
{
return 0;
}
#endif
static inline struct pid *task_pid(struct task_struct *task)
{
return task->pids[PIDTYPE_PID].pid;
@@ -1663,6 +1672,9 @@ static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
extern long sched_setaffinity(pid_t pid, const struct cpumask *new_mask);
extern long sched_getaffinity(pid_t pid, struct cpumask *mask);
#define SCHED_CPUFREQ_INTERCLUSTER_MIG (1U << 3)
#define SCHED_CPUFREQ_PL (1U << 5)
#ifndef TASK_SIZE_OF
#define TASK_SIZE_OF(tsk) TASK_SIZE
#endif

2
kernel/sched/core.c
View File

@@ -86,6 +86,8 @@ int sysctl_sched_rt_runtime = 950000;
/* CPUs with isolated domains */
cpumask_var_t cpu_isolated_map;
__read_mostly unsigned int sched_ravg_window = (3333333 * 6);
/*
* __task_rq_lock - lock the rq @p resides on.
*/

25
kernel/sched/sched.h
View File

@@ -2055,6 +2055,31 @@ static inline u64 irq_time_read(int cpu)
}
#endif /* CONFIG_IRQ_TIME_ACCOUNTING */
struct sched_walt_cpu_load {
unsigned long prev_window_util;
unsigned long nl;
unsigned long pl;
u64 ws;
};
#ifdef CONFIG_SCHED_WALT
inline unsigned long cpu_util_freq(int cpu,
struct sched_walt_cpu_load *walt_load);
inline unsigned long capacity_curr_of(int cpu);
extern unsigned int sched_ravg_window;
#else
static inline unsigned long
cpu_util_freq(int cpu, struct sched_walt_cpu_load *walt_load)
{
return 0;
}
static inline unsigned long capacity_curr_of(int cpu)
{
return 0;
}
extern unsigned int sched_ravg_window;
#endif /* CONFIG_SCHED_WALT */
#ifdef CONFIG_CPU_FREQ
DECLARE_PER_CPU(struct update_util_data *, cpufreq_update_util_data);