From: Dietmar Eggemann <dietmar.eggemann@arm.com>
Date: Wed, 23 Sep 2015 11:47:48 +0000 (+0100)
Subject: arm: Enable frequency invariant scheduler load-tracking support
X-Git-Tag: firefly_0821_release~176^2~299
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ec2b699198fc7567c6319b0cffe4c1a0c051f2c0;p=firefly-linux-kernel-4.4.55.git

arm: Enable frequency invariant scheduler load-tracking support

Defines arch_scale_freq_capacity() to use cpufreq implementation.

Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
---

diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h
index 370f7a732900..a69917b7d2c9 100644
--- a/arch/arm/include/asm/topology.h
+++ b/arch/arm/include/asm/topology.h
@@ -24,6 +24,11 @@ void init_cpu_topology(void);
 void store_cpu_topology(unsigned int cpuid);
 const struct cpumask *cpu_coregroup_mask(int cpu);
 
+#ifdef CONFIG_CPU_FREQ
+#include <linux/cpufreq.h>
+#define arch_scale_freq_capacity cpufreq_scale_freq_capacity
+#endif
+
 #else
 
 static inline void init_cpu_topology(void) { }