41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
#ifndef __ASM_TOPOLOGY_H
|
|
#define __ASM_TOPOLOGY_H
|
|
|
|
#include <linux/cpumask.h>
|
|
|
|
struct cpu_topology {
|
|
int thread_id;
|
|
int core_id;
|
|
int cluster_id;
|
|
cpumask_t thread_sibling;
|
|
cpumask_t core_sibling;
|
|
cpumask_t idle_sibling;
|
|
};
|
|
|
|
extern struct cpu_topology cpu_topology[NR_CPUS];
|
|
extern unsigned int ap_fuse;
|
|
|
|
#define topology_physical_package_id(cpu) (cpu_topology[cpu].cluster_id)
|
|
#define topology_core_id(cpu) (cpu_topology[cpu].core_id)
|
|
#define topology_core_cpumask(cpu) (&cpu_topology[cpu].core_sibling)
|
|
#define topology_sibling_cpumask(cpu) (&cpu_topology[cpu].thread_sibling)
|
|
#define topology_idle_cpumask(cpu) (&cpu_topology[cpu].idle_sibling)
|
|
|
|
void init_cpu_topology(void);
|
|
int get_current_cpunum(void);
|
|
void store_cpu_topology(unsigned int cpuid);
|
|
const struct cpumask *cpu_coregroup_mask(int cpu);
|
|
|
|
struct sched_domain;
|
|
#ifdef CONFIG_CPU_FREQ
|
|
#define arch_scale_freq_capacity cpufreq_scale_freq_capacity
|
|
extern unsigned long cpufreq_scale_freq_capacity(struct sched_domain *sd, int cpu);
|
|
extern unsigned long cpufreq_scale_max_freq_capacity(int cpu);
|
|
#endif
|
|
#define arch_scale_cpu_capacity scale_cpu_capacity
|
|
extern unsigned long scale_cpu_capacity(struct sched_domain *sd, int cpu);
|
|
|
|
#include <asm-generic/topology.h>
|
|
|
|
#endif /* _ASM_ARM_TOPOLOGY_H */
|