cpufreq: s3cx4xx: Use generic cpufreq routines

Most of the CPUFreq drivers do similar things in .exit() and .verify() routines
and .attr. So its better if we have generic routines for them which can be used
by cpufreq drivers then.

This patch uses these generic routines in the s3cx4xx driver.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

3 files changed, 3 insertions, 35 deletions

diff --git a/drivers/cpufreq/s3c2416-cpufreq.c b/drivers/cpufreq/s3c2416-cpufreq.c
index a7a4c61..8c57f10 100644
--- a/drivers/cpufreq/s3c2416-cpufreq.c
+++ b/drivers/cpufreq/s3c2416-cpufreq.c
@@ -87,16 +87,6 @@ static struct cpufreq_frequency_table s3c2450_freq_table[] = {
 	{ 0, CPUFREQ_TABLE_END },
 };
 
-static int s3c2416_cpufreq_verify_speed(struct cpufreq_policy *policy)
-{
-	struct s3c2416_data *s3c_freq = &s3c2416_cpufreq;
-
-	if (policy->cpu != 0)
-		return -EINVAL;
-
-	return cpufreq_frequency_table_verify(policy, s3c_freq->freq_table);
-}
-
 static unsigned int s3c2416_cpufreq_get_speed(unsigned int cpu)
 {
 	struct s3c2416_data *s3c_freq = &s3c2416_cpufreq;
@@ -516,19 +506,14 @@ err_hclk:
 	return ret;
 }
 
-static struct freq_attr *s3c2416_cpufreq_attr[] = {
-	&cpufreq_freq_attr_scaling_available_freqs,
-	NULL,
-};
-
 static struct cpufreq_driver s3c2416_cpufreq_driver = {
 	.flags          = 0,
-	.verify		= s3c2416_cpufreq_verify_speed,
+	.verify		= cpufreq_generic_frequency_table_verify,
 	.target		= s3c2416_cpufreq_set_target,
 	.get		= s3c2416_cpufreq_get_speed,
 	.init		= s3c2416_cpufreq_driver_init,
 	.name		= "s3c2416",
-	.attr		= s3c2416_cpufreq_attr,
+	.attr		= cpufreq_generic_attr,
 };
 
 static int __init s3c2416_cpufreq_init(void)
diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c
index 73856d1..027dec1c 100644
--- a/drivers/cpufreq/s3c24xx-cpufreq.c
+++ b/drivers/cpufreq/s3c24xx-cpufreq.c
@@ -416,14 +416,6 @@ static int __init s3c_cpufreq_initclks(void)
 	return 0;
 }
 
-static int s3c_cpufreq_verify(struct cpufreq_policy *policy)
-{
-	if (policy->cpu != 0)
-		return -EINVAL;
-
-	return 0;
-}
-
 #ifdef CONFIG_PM
 static struct cpufreq_frequency_table suspend_pll;
 static unsigned int suspend_freq;
@@ -473,7 +465,6 @@ static int s3c_cpufreq_resume(struct cpufreq_policy *policy)
 
 static struct cpufreq_driver s3c24xx_driver = {
 	.flags		= CPUFREQ_STICKY,
-	.verify		= s3c_cpufreq_verify,
 	.target		= s3c_cpufreq_target,
 	.get		= s3c_cpufreq_get,
 	.init		= s3c_cpufreq_init,
diff --git a/drivers/cpufreq/s3c64xx-cpufreq.c b/drivers/cpufreq/s3c64xx-cpufreq.c
index 872f74d..99fbc49 100644
--- a/drivers/cpufreq/s3c64xx-cpufreq.c
+++ b/drivers/cpufreq/s3c64xx-cpufreq.c
@@ -54,14 +54,6 @@ static struct cpufreq_frequency_table s3c64xx_freq_table[] = {
 };
 #endif
 
-static int s3c64xx_cpufreq_verify_speed(struct cpufreq_policy *policy)
-{
-	if (policy->cpu != 0)
-		return -EINVAL;
-
-	return cpufreq_frequency_table_verify(policy, s3c64xx_freq_table);
-}
-
 static unsigned int s3c64xx_cpufreq_get_speed(unsigned int cpu)
 {
 	if (cpu != 0)
@@ -264,7 +256,7 @@ static int s3c64xx_cpufreq_driver_init(struct cpufreq_policy *policy)
 
 static struct cpufreq_driver s3c64xx_cpufreq_driver = {
 	.flags          = 0,
-	.verify		= s3c64xx_cpufreq_verify_speed,
+	.verify		= cpufreq_generic_frequency_table_verify,
 	.target		= s3c64xx_cpufreq_set_target,
 	.get		= s3c64xx_cpufreq_get_speed,
 	.init		= s3c64xx_cpufreq_driver_init,