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-rw-r--r--include/linux/arch_topology.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h
new file mode 100644
index 000000000000..9af3c174c03a
--- /dev/null
+++ b/include/linux/arch_topology.h
@@ -0,0 +1,17 @@
+/*
+ * include/linux/arch_topology.h - arch specific cpu topology information
+ */
+#ifndef _LINUX_ARCH_TOPOLOGY_H_
+#define _LINUX_ARCH_TOPOLOGY_H_
+
+void topology_normalize_cpu_scale(void);
+
+struct device_node;
+int topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu);
+
+struct sched_domain;
+unsigned long topology_get_cpu_scale(struct sched_domain *sd, int cpu);
+
+void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity);
+
+#endif /* _LINUX_ARCH_TOPOLOGY_H_ */