Release 4.15 arch/arm/include/asm/topology.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_ARM_TOPOLOGY_H

#define _ASM_ARM_TOPOLOGY_H

#ifdef CONFIG_ARM_CPU_TOPOLOGY

#include <linux/cpumask.h>


struct cputopo_arm {
	
int thread_id;
	
int core_id;
	
int socket_id;
	
cpumask_t thread_sibling;
	
cpumask_t core_sibling;
};

extern struct cputopo_arm cpu_topology[NR_CPUS];


#define topology_physical_package_id(cpu)	(cpu_topology[cpu].socket_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)

void init_cpu_topology(void);
void store_cpu_topology(unsigned int cpuid);
const struct cpumask *cpu_coregroup_mask(int cpu);

#include <linux/arch_topology.h>

/* Replace task scheduler's default frequency-invariant accounting */

#define arch_scale_freq_capacity topology_get_freq_scale

/* Replace task scheduler's default cpu-invariant accounting */

#define arch_scale_cpu_capacity topology_get_cpu_scale

#else



static inline void init_cpu_topology(void) { }
Contributors
Person
Tokens
Prop
Commits
CommitProp
Vincent Guittot
8
100.00%
1
100.00%
Total
8
100.00%
1
100.00%



static inline void store_cpu_topology(unsigned int cpuid) { }

Contributors
Person
Tokens
Prop
Commits
CommitProp
Vincent Guittot
10
100.00%
1
100.00%
Total
10
100.00%
1
100.00%

#endif

#include <asm-generic/topology.h>

#endif /* _ASM_ARM_TOPOLOGY_H */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Vincent Guittot
107
79.85%
1
16.67%
Dietmar Eggemann
13
9.70%
2
33.33%
Andrew Morton
12
8.96%
1
16.67%
Bartosz Golaszewski
1
0.75%
1
16.67%
Greg Kroah-Hartman
1
0.75%
1
16.67%
Total
134
100.00%
6
100.00%
Directory: arch/arm/include/asm

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.