We have common infrastructure available with us for getting a CPUs clk rate. Lets use it for this driver.
Cc: Stephen Warren swarren@nvidia.com Signed-off-by: Viresh Kumar viresh.kumar@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 bc7c2a1..b2efad7 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",