diff options
| author | Viresh Kumar <viresh.kumar@linaro.org> | 2015-06-03 10:27:11 (GMT) |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-06-15 13:37:12 (GMT) |
| commit | 8e0484d2b38aeb2bcce0a7b32e6b33d72c11ad85 (patch) | |
| tree | 3c4541f5167436e5f7ddb05984e5634ce8cc6daf /drivers/cpufreq/cpufreq_governor.c | |
| parent | 37829029837b2f653fd407cbd6796dcf124c1ed8 (diff) | |
| download | linux-8e0484d2b38aeb2bcce0a7b32e6b33d72c11ad85.tar.xz | |
cpufreq: governor: register notifier from cs_init()
Notifiers are required only for conservative governor and the common
governor code is unnecessarily polluted with that. Handle that from
cs_init/exit() instead of cpufreq_governor_dbs().
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq_governor.c')
| -rw-r--r-- | drivers/cpufreq/cpufreq_governor.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index 1b44496..d64a82e 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -278,7 +278,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, dbs_data->cdata = cdata; dbs_data->usage_count = 1; - rc = cdata->init(dbs_data); + rc = cdata->init(dbs_data, !policy->governor->initialized); if (rc) { pr_err("%s: POLICY_INIT: init() failed\n", __func__); kfree(dbs_data); @@ -291,7 +291,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, rc = sysfs_create_group(get_governor_parent_kobj(policy), get_sysfs_attr(dbs_data)); if (rc) { - cdata->exit(dbs_data); + cdata->exit(dbs_data, !policy->governor->initialized); kfree(dbs_data); return rc; } @@ -309,14 +309,6 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, set_sampling_rate(dbs_data, max(dbs_data->min_sampling_rate, latency * LATENCY_MULTIPLIER)); - if ((cdata->governor == GOV_CONSERVATIVE) && - (!policy->governor->initialized)) { - struct cs_ops *cs_ops = dbs_data->cdata->gov_ops; - - cpufreq_register_notifier(cs_ops->notifier_block, - CPUFREQ_TRANSITION_NOTIFIER); - } - if (!have_governor_per_policy()) cdata->gdbs_data = dbs_data; @@ -329,15 +321,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, if (!have_governor_per_policy()) cpufreq_put_global_kobject(); - if ((dbs_data->cdata->governor == GOV_CONSERVATIVE) && - (policy->governor->initialized == 1)) { - struct cs_ops *cs_ops = dbs_data->cdata->gov_ops; - - cpufreq_unregister_notifier(cs_ops->notifier_block, - CPUFREQ_TRANSITION_NOTIFIER); - } - - cdata->exit(dbs_data); + cdata->exit(dbs_data, policy->governor->initialized == 1); kfree(dbs_data); cdata->gdbs_data = NULL; } |