diff options
Diffstat (limited to 'include/linux/arch_topology.h')
| -rw-r--r-- | include/linux/arch_topology.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h index 716ce587247e..2b709416de05 100644 --- a/include/linux/arch_topology.h +++ b/include/linux/arch_topology.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/linux/arch_topology.h - arch specific cpu topology information */ @@ -5,15 +6,30 @@ #define _LINUX_ARCH_TOPOLOGY_H_ #include <linux/types.h> +#include <linux/percpu.h> void topology_normalize_cpu_scale(void); struct device_node; bool topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu); +DECLARE_PER_CPU(unsigned long, cpu_scale); + struct sched_domain; -unsigned long topology_get_cpu_scale(struct sched_domain *sd, int cpu); +static inline +unsigned long topology_get_cpu_scale(struct sched_domain *sd, int cpu) +{ + return per_cpu(cpu_scale, cpu); +} void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity); +DECLARE_PER_CPU(unsigned long, freq_scale); + +static inline +unsigned long topology_get_freq_scale(int cpu) +{ + return per_cpu(freq_scale, cpu); +} + #endif /* _LINUX_ARCH_TOPOLOGY_H_ */ |