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-rw-r--r--drivers/cpufreq/exynos-cpufreq.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c
index 0e415e5fb53b..0d40eb7b1dee 100644
--- a/drivers/cpufreq/exynos-cpufreq.c
+++ b/drivers/cpufreq/exynos-cpufreq.c
@@ -87,6 +87,9 @@ static int exynos_target(struct cpufreq_policy *policy,
87 freqs.new = freq_table[index].frequency; 87 freqs.new = freq_table[index].frequency;
88 freqs.cpu = policy->cpu; 88 freqs.cpu = policy->cpu;
89 89
90 if (freqs.new == freqs.old)
91 goto out;
92
90 /* 93 /*
91 * ARM clock source will be changed APLL to MPLL temporary 94 * ARM clock source will be changed APLL to MPLL temporary
92 * To support this level, need to control regulator for 95 * To support this level, need to control regulator for
@@ -113,8 +116,8 @@ static int exynos_target(struct cpufreq_policy *policy,
113 if (safe_arm_volt) 116 if (safe_arm_volt)
114 regulator_set_voltage(arm_regulator, safe_arm_volt, 117 regulator_set_voltage(arm_regulator, safe_arm_volt,
115 safe_arm_volt); 118 safe_arm_volt);
116 if (freqs.new != freqs.old) 119
117 exynos_info->set_freq(old_index, index); 120 exynos_info->set_freq(old_index, index);
118 121
119 for_each_cpu(freqs.cpu, policy->cpus) 122 for_each_cpu(freqs.cpu, policy->cpus)
120 cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); 123 cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);