Add freq_attr attribute to show list of available frequencies.
Signed-off-by: Donggeun Kim <[email protected]>
Signed-off-by: MyungJoo Ham <[email protected]>
Signed-off-by: KyungMin Park <[email protected]>
Signed-off-by: Inderpal Singh <[email protected]>
---
drivers/cpufreq/exynos-cpufreq.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c
index 7012ea8..bc1e833 100644
--- a/drivers/cpufreq/exynos-cpufreq.c
+++ b/drivers/cpufreq/exynos-cpufreq.c
@@ -244,13 +244,26 @@ static int exynos_cpufreq_cpu_init(struct cpufreq_policy
*policy)
return cpufreq_frequency_table_cpuinfo(policy, exynos_info->freq_table);
}
+static int exynos_cpufreq_cpu_exit(struct cpufreq_policy *policy)
+{
+ cpufreq_frequency_table_put_attr(policy->cpu);
+ return 0;
+}
+
+static struct freq_attr *exynos_cpufreq_attr[] = {
+ &cpufreq_freq_attr_scaling_available_freqs,
+ NULL,
+};
+
static struct cpufreq_driver exynos_driver = {
.flags = CPUFREQ_STICKY,
.verify = exynos_verify_speed,
.target = exynos_target,
.get = exynos_getspeed,
.init = exynos_cpufreq_cpu_init,
+ .exit = exynos_cpufreq_cpu_exit,
.name = "exynos_cpufreq",
+ .attr = exynos_cpufreq_attr,
#ifdef CONFIG_PM
.suspend = exynos_cpufreq_suspend,
.resume = exynos_cpufreq_resume,
--
1.7.9.5
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