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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-01-14 23:12:08 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-01-14 23:12:08 +0100 |
| commit | 51c4c4ce1df49b14bbfc334c6388cc9efe32c631 (patch) | |
| tree | b33a9a905b9b646c78be7df7c189e7f9c0f28f77 /drivers/cpufreq/freq_table.c | |
| parent | 6cbd7ee10e2842a3d1f9b60abede1c8f3d1f1130 (diff) | |
| parent | 22c73795b101597051924556dce019385a1e2fa0 (diff) | |
Merge back earlier 'pm-cpufreq' material.
Diffstat (limited to 'drivers/cpufreq/freq_table.c')
| -rw-r--r-- | drivers/cpufreq/freq_table.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c index 3458d27f63b4..a8ac0427fbfe 100644 --- a/drivers/cpufreq/freq_table.c +++ b/drivers/cpufreq/freq_table.c @@ -178,7 +178,29 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy, } EXPORT_SYMBOL_GPL(cpufreq_frequency_table_target); +int cpufreq_frequency_table_get_index(struct cpufreq_policy *policy, + unsigned int freq) +{ + struct cpufreq_frequency_table *table; + int i; + + table = cpufreq_frequency_get_table(policy->cpu); + if (unlikely(!table)) { + pr_debug("%s: Unable to find frequency table\n", __func__); + return -ENOENT; + } + + for (i = 0; table[i].frequency != CPUFREQ_TABLE_END; i++) { + if (table[i].frequency == freq) + return i; + } + + return -EINVAL; +} +EXPORT_SYMBOL_GPL(cpufreq_frequency_table_get_index); + static DEFINE_PER_CPU(struct cpufreq_frequency_table *, cpufreq_show_table); + /** * show_available_freqs - show available frequencies for the specified CPU */ |