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| author | Viresh Kumar <viresh.kumar@linaro.org> | 2013-10-03 20:42:11 +0530 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-10-16 00:50:35 +0200 |
| commit | 99d428cf0bcdbbbdeb622c338cd5ab72189e8d22 (patch) | |
| tree | adc236f5b76c56f006d251d9dc432d3d5ec559b5 /drivers/cpufreq/tegra-cpufreq.c | |
| parent | 7a936bd085372842fd1c9397a80b74e62026c89e (diff) | |
| download | linux-99d428cf0bcdbbbdeb622c338cd5ab72189e8d22.tar.gz | |
cpufreq: tegra: use cpufreq_generic_init()
Use generic cpufreq_generic_init() routine instead of replicating the same code here. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/tegra-cpufreq.c')
| -rw-r--r-- | drivers/cpufreq/tegra-cpufreq.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/cpufreq/tegra-cpufreq.c b/drivers/cpufreq/tegra-cpufreq.c index 9c32b23322bd..32483ef63d53 100644 --- a/drivers/cpufreq/tegra-cpufreq.c +++ b/drivers/cpufreq/tegra-cpufreq.c @@ -204,19 +204,23 @@ static struct notifier_block tegra_cpu_pm_notifier = { static int tegra_cpu_init(struct cpufreq_policy *policy) { + int ret; + if (policy->cpu >= NUM_CPUS) return -EINVAL; clk_prepare_enable(emc_clk); clk_prepare_enable(cpu_clk); - cpufreq_table_validate_and_show(policy, freq_table); target_cpu_speed[policy->cpu] = tegra_getspeed(policy->cpu); /* FIXME: what's the actual transition time? */ - policy->cpuinfo.transition_latency = 300 * 1000; - - cpumask_copy(policy->cpus, cpu_possible_mask); + ret = cpufreq_generic_init(policy, freq_table, 300 * 1000); + if (ret) { + clk_disable_unprepare(cpu_clk); + clk_disable_unprepare(emc_clk); + return ret; + } if (policy->cpu == 0) register_pm_notifier(&tegra_cpu_pm_notifier); @@ -227,6 +231,7 @@ static int tegra_cpu_init(struct cpufreq_policy *policy) static int tegra_cpu_exit(struct cpufreq_policy *policy) { cpufreq_frequency_table_put_attr(policy->cpu); + clk_disable_unprepare(cpu_clk); clk_disable_unprepare(emc_clk); return 0; } |