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Diffstat (limited to 'include/linux/arch_topology.h')
-rw-r--r--include/linux/arch_topology.h17
1 files changed, 16 insertions, 1 deletions
diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h
index d4fcb0efb896..304511267c82 100644
--- a/include/linux/arch_topology.h
+++ b/include/linux/arch_topology.h
@@ -6,15 +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(struct sched_domain *sd, int cpu)
+{
+ return per_cpu(freq_scale, cpu);
+}
+
#endif /* _LINUX_ARCH_TOPOLOGY_H_ */