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-rw-r--r--include/linux/devfreq.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h
index e4963b0f45da..fbffa74bfc1b 100644
--- a/include/linux/devfreq.h
+++ b/include/linux/devfreq.h
@@ -131,6 +131,9 @@ struct devfreq_dev_profile {
* @scaling_min_freq: Limit minimum frequency requested by OPP interface
* @scaling_max_freq: Limit maximum frequency requested by OPP interface
* @stop_polling: devfreq polling status of a device.
+ * @suspend_freq: frequency of a device set during suspend phase.
+ * @resume_freq: frequency of a device set in resume phase.
+ * @suspend_count: suspend requests counter for a device.
* @total_trans: Number of devfreq transitions
* @trans_table: Statistics of devfreq transitions
* @time_in_state: Statistics of devfreq states
@@ -167,6 +170,10 @@ struct devfreq {
unsigned long scaling_max_freq;
bool stop_polling;
+ unsigned long suspend_freq;
+ unsigned long resume_freq;
+ atomic_t suspend_count;
+
/* information for device frequency transition */
unsigned int total_trans;
unsigned int *trans_table;
@@ -198,6 +205,9 @@ extern void devm_devfreq_remove_device(struct device *dev,
extern int devfreq_suspend_device(struct devfreq *devfreq);
extern int devfreq_resume_device(struct devfreq *devfreq);
+extern void devfreq_suspend(void);
+extern void devfreq_resume(void);
+
/**
* update_devfreq() - Reevaluate the device and configure frequency
* @devfreq: the devfreq device
@@ -324,6 +334,9 @@ static inline int devfreq_resume_device(struct devfreq *devfreq)
return 0;
}
+static inline void devfreq_suspend(void) {}
+static inline void devfreq_resume(void) {}
+
static inline struct dev_pm_opp *devfreq_recommended_opp(struct device *dev,
unsigned long *freq, u32 flags)
{