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authorViresh Kumar <viresh.kumar@linaro.org>2013-01-31 04:53:56 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-02-02 00:01:16 +0100
commit6f35a65fbb570086428596d907df6300abffd948 (patch)
treec9b3014a5d19361c2092918e243f3fd48ad9627c /drivers/cpufreq
parent951fc5f45836988c7df1d05c7f4658f331e7a920 (diff)
cpufreq: SPEAr: Notify all policy->cpus of frequency change
SPEAr cpufreq driver supports dual core Cortex-A9 SoC's, where cpus share policy structure. Whenever we update frequency of a cpu, we must notify all policy->cpus. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/spear-cpufreq.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c
index fc714a65fa1..a0265353cb4 100644
--- a/drivers/cpufreq/spear-cpufreq.c
+++ b/drivers/cpufreq/spear-cpufreq.c
@@ -157,7 +157,9 @@ static int spear_cpufreq_target(struct cpufreq_policy *policy,
freqs.new = newfreq / 1000;
freqs.new /= mult;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+
+ for_each_cpu(freqs.cpu, policy->cpus)
+ cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
if (mult == 2)
ret = spear1340_set_cpu_rate(srcclk, newfreq);
@@ -170,7 +172,8 @@ static int spear_cpufreq_target(struct cpufreq_policy *policy,
freqs.new = clk_get_rate(spear_cpufreq.clk) / 1000;
}
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ for_each_cpu(freqs.cpu, policy->cpus)
+ cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
return ret;
}