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Merge branch 'pm-runtime' into pm-for-linus

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* pm-runtime:
  PM / Runtime: Use device PM QoS constraints (v2)
This commit is contained in:
Rafael J. Wysocki
2011-12-25 23:43:05 +01:00
parent b7ba68c4a0 00dc9ad18d
commit 0015afaa1f
5 changed files with 154 additions and 28 deletions
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2
include/linux/pm.h
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@@ -508,6 +508,8 @@ struct dev_pm_info {
unsigned long active_jiffies;
unsigned long suspended_jiffies;
unsigned long accounting_timestamp;
ktime_t suspend_time;
s64 max_time_suspended_ns;
#endif
struct pm_subsys_data *subsys_data; /* Owned by the subsystem. */
struct pm_qos_constraints *constraints;

3
include/linux/pm_qos.h
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@@ -78,6 +78,7 @@ int pm_qos_remove_notifier(int pm_qos_class, struct notifier_block *notifier);
int pm_qos_request_active(struct pm_qos_request *req);
s32 pm_qos_read_value(struct pm_qos_constraints *c);
s32 __dev_pm_qos_read_value(struct device *dev);
s32 dev_pm_qos_read_value(struct device *dev);
int dev_pm_qos_add_request(struct device *dev, struct dev_pm_qos_request *req,
s32 value);
@@ -119,6 +120,8 @@ static inline int pm_qos_request_active(struct pm_qos_request *req)
static inline s32 pm_qos_read_value(struct pm_qos_constraints *c)
{ return 0; }
static inline s32 __dev_pm_qos_read_value(struct device *dev)
{ return 0; }
static inline s32 dev_pm_qos_read_value(struct device *dev)
{ return 0; }
static inline int dev_pm_qos_add_request(struct device *dev,

5
include/linux/pm_runtime.h
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@@ -45,6 +45,8 @@ extern void pm_runtime_irq_safe(struct device *dev);
extern void __pm_runtime_use_autosuspend(struct device *dev, bool use);
extern void pm_runtime_set_autosuspend_delay(struct device *dev, int delay);
extern unsigned long pm_runtime_autosuspend_expiration(struct device *dev);
extern void pm_runtime_update_max_time_suspended(struct device *dev,
s64 delta_ns);
static inline bool pm_children_suspended(struct device *dev)
{
@@ -148,6 +150,9 @@ static inline void pm_runtime_set_autosuspend_delay(struct device *dev,
static inline unsigned long pm_runtime_autosuspend_expiration(
struct device *dev) { return 0; }
static inline void pm_runtime_update_max_time_suspended(struct device *dev,
s64 delta_ns) {}
#endif /* !CONFIG_PM_RUNTIME */
static inline int pm_runtime_idle(struct device *dev)