1 /* SPDX-License-Identifier: GPL-2.0 */
3 * include/linux/arch_topology.h - arch specific cpu topology information
5 #ifndef _LINUX_ARCH_TOPOLOGY_H_
6 #define _LINUX_ARCH_TOPOLOGY_H_
8 #include <linux/types.h>
10 void topology_normalize_cpu_scale(void);
13 bool topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu);
16 unsigned long topology_get_cpu_scale(struct sched_domain *sd, int cpu);
18 void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity);
20 #endif /* _LINUX_ARCH_TOPOLOGY_H_ */