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>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/cpufreq/spear-cpufreq.c b/drivers/cpufreq/spear-cpufreq.c
index fc714a65fa15..a0265353cb45 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;
 }