linux-kernel - [PATCH v3 3/6] arm: Enable dynamic CPU capacity initialization

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Message-Id: <1454500799-18451-4-git-send-email-juri.lelli@arm.com>
Date:	Wed,  3 Feb 2016 11:59:56 +0000
From:	Juri Lelli <juri.lelli@....com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org, peterz@...radead.org,
	vincent.guittot@...aro.org, robh+dt@...nel.org,
	mark.rutland@....com, linux@....linux.org.uk, sudeep.holla@....com,
	lorenzo.pieralisi@....com, catalin.marinas@....com,
	will.deacon@....com, morten.rasmussen@....com,
	dietmar.eggemann@....com, juri.lelli@....com, broonie@...nel.org
Subject: [PATCH v3 3/6] arm: Enable dynamic CPU capacity initialization

Define arch_wants_init_cpu_capacity() to return true; so that
cpufreq_init_cpu_capacity() can go ahead and profile CPU capacities
at boot time.

Cc: Russell King <linux@....linux.org.uk>
Cc: Vincent Guittot <vincent.guittot@...aro.org>
Signed-off-by: Juri Lelli <juri.lelli@....com>
---
 arch/arm/kernel/topology.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c
index c9c87a5..7d7fc2c 100644
--- a/arch/arm/kernel/topology.c
+++ b/arch/arm/kernel/topology.c
@@ -52,6 +52,11 @@ void set_capacity_scale(unsigned int cpu, unsigned long capacity)
 	per_cpu(cpu_scale, cpu) = capacity;
 }
 
+bool arch_wants_init_cpu_capacity(void)
+{
+	return true;
+}
+
 #ifdef CONFIG_OF
 struct cpu_efficiency {
 	const char *compatible;
-- 
2.7.0