===================================================================
@@ -298,8 +298,10 @@ struct cpufreq_policy *cpufreq_cpu_acqui
* EXTERNALLY AFFECTING FREQUENCY CHANGES *
*********************************************************************/
-/*
- * adjust_jiffies - adjust the system "loops_per_jiffy"
+/**
+ * adjust_jiffies - Adjust the system "loops_per_jiffy".
+ * @val: CPUFREQ_PRECHANGE or CPUFREQ_POSTCHANGE.
+ * @ci: Frequency change information.
*
* This function alters the system "loops_per_jiffy" for the clock
* speed change. Note that loops_per_jiffy cannot be updated on SMP
@@ -331,14 +333,14 @@ static void adjust_jiffies(unsigned long
}
/**
- * cpufreq_notify_transition - Notify frequency transition and adjust_jiffies.
+ * cpufreq_notify_transition - Notify frequency transition and adjust jiffies.
* @policy: cpufreq policy to enable fast frequency switching for.
* @freqs: contain details of the frequency update.
* @state: set to CPUFREQ_PRECHANGE or CPUFREQ_POSTCHANGE.
*
- * This function calls the transition notifiers and the "adjust_jiffies"
- * function. It is called twice on all CPU frequency changes that have
- * external effects.
+ * This function calls the transition notifiers and adjust_jiffies().
+ *
+ * It is called twice on all CPU frequency changes that have external effects.
*/
static void cpufreq_notify_transition(struct cpufreq_policy *policy,
struct cpufreq_freqs *freqs,
@@ -1646,13 +1648,12 @@ static void cpufreq_remove_dev(struct de
}
/**
- * cpufreq_out_of_sync - If actual and saved CPU frequency differs, we're
- * in deep trouble.
- * @policy: policy managing CPUs
- * @new_freq: CPU frequency the CPU actually runs at
+ * cpufreq_out_of_sync - Fix up actual and saved CPU frequency difference.
+ * @policy: Policy managing CPUs.
+ * @new_freq: New CPU frequency.
*
- * We adjust to current frequency first, and need to clean up later.
- * So either call to cpufreq_update_policy() or schedule handle_update()).
+ * Adjust to the current frequency first and clean up later by either calling
+ * cpufreq_update_policy(), or scheduling handle_update().
*/
static void cpufreq_out_of_sync(struct cpufreq_policy *policy,
unsigned int new_freq)
@@ -1832,7 +1833,7 @@ int cpufreq_generic_suspend(struct cpufr
EXPORT_SYMBOL(cpufreq_generic_suspend);
/**
- * cpufreq_suspend() - Suspend CPUFreq governors
+ * cpufreq_suspend() - Suspend CPUFreq governors.
*
* Called during system wide Suspend/Hibernate cycles for suspending governors
* as some platforms can't change frequency after this point in suspend cycle.
@@ -1868,7 +1869,7 @@ suspend:
}
/**
- * cpufreq_resume() - Resume CPUFreq governors
+ * cpufreq_resume() - Resume CPUFreq governors.
*
* Called during system wide Suspend/Hibernate cycle for resuming governors that
* are suspended with cpufreq_suspend().
@@ -1920,10 +1921,10 @@ bool cpufreq_driver_test_flags(u16 flags
}
/**
- * cpufreq_get_current_driver - return current driver's name
+ * cpufreq_get_current_driver - Return the current driver's name.
*
- * Return the name string of the currently loaded cpufreq driver
- * or NULL, if none.
+ * Return the name string of the currently registered cpufreq driver or NULL if
+ * none.
*/
const char *cpufreq_get_current_driver(void)
{
@@ -1935,10 +1936,10 @@ const char *cpufreq_get_current_driver(v
EXPORT_SYMBOL_GPL(cpufreq_get_current_driver);
/**
- * cpufreq_get_driver_data - return current driver data
+ * cpufreq_get_driver_data - Return current driver data.
*
- * Return the private data of the currently loaded cpufreq
- * driver, or NULL if no cpufreq driver is loaded.
+ * Return the private data of the currently registered cpufreq driver, or NULL
+ * if no cpufreq driver has been registered.
*/
void *cpufreq_get_driver_data(void)
{
@@ -1954,17 +1955,16 @@ EXPORT_SYMBOL_GPL(cpufreq_get_driver_dat
*********************************************************************/
/**
- * cpufreq_register_notifier - register a driver with cpufreq
- * @nb: notifier function to register
- * @list: CPUFREQ_TRANSITION_NOTIFIER or CPUFREQ_POLICY_NOTIFIER
- *
- * Add a driver to one of two lists: either a list of drivers that
- * are notified about clock rate changes (once before and once after
- * the transition), or a list of drivers that are notified about
- * changes in cpufreq policy.
+ * cpufreq_register_notifier - Register a notifier with cpufreq.
+ * @nb: notifier function to register.
+ * @list: CPUFREQ_TRANSITION_NOTIFIER or CPUFREQ_POLICY_NOTIFIER.
+ *
+ * Add a notifier to one of two lists: either a list of notifiers that run on
+ * clock rate changes (once before and once after every transition), or a list
+ * of notifiers that ron on cpufreq policy changes.
*
- * This function may sleep, and has the same return conditions as
- * blocking_notifier_chain_register.
+ * This function may sleep and it has the same return values as
+ * blocking_notifier_chain_register().
*/
int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list)
{
@@ -2001,14 +2001,14 @@ int cpufreq_register_notifier(struct not
EXPORT_SYMBOL(cpufreq_register_notifier);
/**
- * cpufreq_unregister_notifier - unregister a driver with cpufreq
- * @nb: notifier block to be unregistered
- * @list: CPUFREQ_TRANSITION_NOTIFIER or CPUFREQ_POLICY_NOTIFIER
+ * cpufreq_unregister_notifier - Unregister a notifier from cpufreq.
+ * @nb: notifier block to be unregistered.
+ * @list: CPUFREQ_TRANSITION_NOTIFIER or CPUFREQ_POLICY_NOTIFIER.
*
- * Remove a driver from the CPU frequency notifier list.
+ * Remove a notifier from one of the cpufreq notifier lists.
*
- * This function may sleep, and has the same return conditions as
- * blocking_notifier_chain_unregister.
+ * This function may sleep and it has the same return values as
+ * blocking_notifier_chain_unregister().
*/
int cpufreq_unregister_notifier(struct notifier_block *nb, unsigned int list)
{