We have common infrastructure available with us for getting a CPUs clk rate.
Lets use it for this driver.
Cc: Stephen Warren <swar...@nvidia.com>
Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org>
---
drivers/cpufreq/tegra-cpufreq.c | 16 +++-------------
1 file changed, 3 insertions(+), 13 deletions(-)
diff --git a/drivers/cpufreq/tegra-cpufreq.c b/drivers/cpufreq/tegra-cpufreq.c
index 7d36b54..360d1a7 100644
--- a/drivers/cpufreq/tegra-cpufreq.c
+++ b/drivers/cpufreq/tegra-cpufreq.c
@@ -50,17 +50,6 @@ static struct clk *emc_clk;
static DEFINE_MUTEX(tegra_cpu_lock);
static bool is_suspended;
-static unsigned int tegra_getspeed(unsigned int cpu)
-{
- unsigned long rate;
-
- if (cpu >= NUM_CPUS)
- return 0;
-
- rate = clk_get_rate(cpu_clk) / 1000;
- return rate;
-}
-
static int tegra_cpu_clk_set_rate(unsigned long rate)
{
int ret;
@@ -144,7 +133,7 @@ static int tegra_pm_notify(struct notifier_block *nb,
unsigned long event,
is_suspended = true;
pr_info("Tegra cpufreq suspend: setting frequency to %d kHz\n",
freq_table[0].frequency);
- if (tegra_getspeed(0) != freq_table[0].frequency)
+ if (clk_get_rate(cpu_clk) / 1000 != freq_table[0].frequency)
tegra_update_cpu_speed(policy, freq_table[0].frequency);
cpufreq_cpu_put(policy);
} else if (event == PM_POST_SUSPEND) {
@@ -180,6 +169,7 @@ static int tegra_cpu_init(struct cpufreq_policy *policy)
if (policy->cpu == 0)
register_pm_notifier(&tegra_cpu_pm_notifier);
+ policy->clk = cpu_clk;
return 0;
}
@@ -194,7 +184,7 @@ static int tegra_cpu_exit(struct cpufreq_policy *policy)
static struct cpufreq_driver tegra_cpufreq_driver = {
.verify = cpufreq_generic_frequency_table_verify,
.target_index = tegra_target,
- .get = tegra_getspeed,
+ .get = cpufreq_generic_get,
.init = tegra_cpu_init,
.exit = tegra_cpu_exit,
.name = "tegra",
--
1.7.12.rc2.18.g61b472e
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