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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-02-18 02:21:21 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-03-09 14:41:07 +0100 |
| commit | 702c9e542a25cf95683c08c56e711eddb80020ac (patch) | |
| tree | 245a4ac07166204e1aee917cc2b5057ec28eed16 /drivers/cpufreq/cpufreq_ondemand.c | |
| parent | 8847e038c1d19c20dda0d7a590e31ffa528da8a5 (diff) | |
| download | lwn-702c9e542a25cf95683c08c56e711eddb80020ac.tar.gz lwn-702c9e542a25cf95683c08c56e711eddb80020ac.zip | |
cpufreq: governor: Add a ->start callback for governors
To avoid having to check the governor type explicitly in the common
code in order to initialize data structures specific to the governor
type properly, add a ->start callback to struct dbs_governor and
use it to initialize those data structures for the ondemand and
conservative governors.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/cpufreq/cpufreq_ondemand.c')
| -rw-r--r-- | drivers/cpufreq/cpufreq_ondemand.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c index 330b5884b99b..de069f80b619 100644 --- a/drivers/cpufreq/cpufreq_ondemand.c +++ b/drivers/cpufreq/cpufreq_ondemand.c @@ -410,6 +410,15 @@ static void od_exit(struct dbs_data *dbs_data, bool notify) kfree(dbs_data->tuners); } +static void od_start(struct cpufreq_policy *policy) +{ + unsigned int cpu = policy->cpu; + struct od_cpu_dbs_info_s *dbs_info = &per_cpu(od_cpu_dbs_info, cpu); + + dbs_info->sample_type = OD_NORMAL_SAMPLE; + od_ops.powersave_bias_init_cpu(cpu); +} + define_get_cpu_dbs_routines(od_cpu_dbs_info); static struct od_ops od_ops = { @@ -432,6 +441,7 @@ static struct dbs_governor od_dbs_gov = { .gov_ops = &od_ops, .init = od_init, .exit = od_exit, + .start = od_start, }; #define CPU_FREQ_GOV_ONDEMAND (&od_dbs_gov.gov) |