[PATCH 214/228] cpufreq: arm_big_little: use cpufreq_generic_get() routine

From: Viresh Kumar
Date: Fri Sep 13 2013 - 09:28:40 EST


We have common infrastructure available with us for getting a CPUs clk rate.
Lets use it for this driver.

Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
---
drivers/cpufreq/arm_big_little.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index 69cae42..5b745f9 100644
--- a/drivers/cpufreq/arm_big_little.c
+++ b/drivers/cpufreq/arm_big_little.c
@@ -40,13 +40,6 @@ static struct clk *clk[MAX_CLUSTERS];
static struct cpufreq_frequency_table *freq_table[MAX_CLUSTERS];
static atomic_t cluster_usage[MAX_CLUSTERS] = {ATOMIC_INIT(0), ATOMIC_INIT(0)};

-static unsigned int bL_cpufreq_get(unsigned int cpu)
-{
- u32 cur_cluster = cpu_to_cluster(cpu);
-
- return clk_get_rate(clk[cur_cluster]) / 1000;
-}
-
/* Set clock frequency */
static int bL_cpufreq_set_target(struct cpufreq_policy *policy,
unsigned int index)
@@ -145,6 +138,7 @@ static int bL_cpufreq_init(struct cpufreq_policy *policy)
else
policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;

+ policy->clk = clk[cur_cluster];
cpumask_copy(policy->cpus, topology_core_cpumask(policy->cpu));

dev_info(cpu_dev, "%s: CPU %d initialized\n", __func__, policy->cpu);
@@ -175,7 +169,7 @@ static struct cpufreq_driver bL_cpufreq_driver = {
CPUFREQ_HAVE_GOVERNOR_PER_POLICY,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = bL_cpufreq_set_target,
- .get = bL_cpufreq_get,
+ .get = cpufreq_generic_get,
.init = bL_cpufreq_init,
.exit = bL_cpufreq_exit,
.attr = cpufreq_generic_attr,
--
1.7.12.rc2.18.g61b472e

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/