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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-11-13 03:34:49 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-11-13 03:34:49 +0300
commit60af981c78a72255355c8e374e173b550d6742d6 (patch)
treed7de16cbf0a6a76cb18d7de485801038b789ed92 /include/linux/arch_topology.h
parent622ade3a2ff0fc4c026f116ea6018eddaeb49925 (diff)
parentf7bc9b209e27c0b617378400136cc663a6314d0c (diff)
downloadlinux-60af981c78a72255355c8e374e173b550d6742d6.tar.xz
Merge branch 'pm-cpufreq'
* pm-cpufreq: (22 commits) cpufreq: stats: Handle the case when trans_table goes beyond PAGE_SIZE cpufreq: arm_big_little: make cpufreq_arm_bL_ops structures const cpufreq: arm_big_little: make function arguments and structure pointer const cpufreq: pxa: convert to clock API cpufreq: speedstep-lib: mark expected switch fall-through cpufreq: ti-cpufreq: add missing of_node_put() cpufreq: dt: Remove support for Exynos4212 SoCs cpufreq: imx6q: Move speed grading check to cpufreq driver cpufreq: ti-cpufreq: kfree opp_data when failure cpufreq: SPEAr: pr_err() strings should end with newlines cpufreq: powernow-k8: pr_err() strings should end with newlines cpufreq: dt-platdev: drop socionext,uniphier-ld6b from whitelist arm64: wire cpu-invariant accounting support up to the task scheduler arm64: wire frequency-invariant accounting support up to the task scheduler arm: wire cpu-invariant accounting support up to the task scheduler arm: wire frequency-invariant accounting support up to the task scheduler drivers base/arch_topology: allow inlining cpu-invariant accounting support drivers base/arch_topology: provide frequency-invariant accounting support cpufreq: dt: invoke frequency-invariance setter function cpufreq: arm_big_little: invoke frequency-invariance setter function ...
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_ */