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cpufreq: Remove the ->stop_cpu() driver callback

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Now that all users of ->stop_cpu() have been migrated to using other
callbacks, drop it from the core.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
[ rjw: Minor edits in the subject and changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2021-06-23 09:54:42 +05:30 committed by Rafael J. Wysocki
parent 952da0c9ab
commit 3e0f897fd9
4 changed files with 0 additions and 10 deletions
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3
Documentation/cpu-freq/cpu-drivers.rst
View File

@ -71,9 +71,6 @@ And optionally
.exit - A pointer to a per-policy cleanup function called during
CPU_POST_DEAD phase of cpu hotplug process.
.stop_cpu - A pointer to a per-policy stop function called during
CPU_DOWN_PREPARE phase of cpu hotplug process.
.suspend - A pointer to a per-policy suspend function which is called
with interrupts disabled and _after_ the governor is stopped for the
policy.

3
Documentation/translations/zh_CN/cpu-freq/cpu-drivers.rst
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@ -76,9 +76,6 @@ CPUfreq核心层注册一个cpufreq_driver结构体。
.exit - 一个指向per-policy清理函数的指针，该函数在cpu热插拔过程的CPU_POST_DEAD
阶段被调用。
.stop_cpu - 一个指向per-policy停止函数的指针，该函数在cpu热插拔过程的CPU_DOWN_PREPARE
阶段被调用。
.suspend - 一个指向per-policy暂停函数的指针，该函数在关中断且在该策略的调节器停止
后被调用。

3
drivers/cpufreq/cpufreq.c
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@ -1606,9 +1606,6 @@ static int cpufreq_offline(unsigned int cpu)
policy->cdev = NULL;
}
if (cpufreq_driver->stop_cpu)
cpufreq_driver->stop_cpu(policy);
if (has_target())
cpufreq_exit_governor(policy);

1
include/linux/cpufreq.h
View File

@ -371,7 +371,6 @@ struct cpufreq_driver {
int (*online)(struct cpufreq_policy *policy);
int (*offline)(struct cpufreq_policy *policy);
int (*exit)(struct cpufreq_policy *policy);
void (*stop_cpu)(struct cpufreq_policy *policy);
int (*suspend)(struct cpufreq_policy *policy);
int (*resume)(struct cpufreq_policy *policy);