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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-02-11 00:36:00 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2014-02-11 00:36:00 +0100
commit71d821fdaec08afcbfb3cf258c0d64ea0e336ff3 (patch)
tree1c743bfedc41b264fb1dbc4f1383c7e9bf001c93 /include/linux/pm_qos.h
parent1a8f83515c1646e134163f0ab310362fae49fcca (diff)
PM / QoS: Add type to dev_pm_qos_add_ancestor_request() arguments
Rework dev_pm_qos_add_ancestor_request() so that device PM QoS type is passed to it as the third argument and make it support the DEV_PM_QOS_LATENCY_TOLERANCE device PM QoS type (in addition to DEV_PM_QOS_RESUME_LATENCY). That will allow the drivers of devices without latency tolerance hardware support to use their ancestors having it as proxies for their latency tolerance requirements. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux/pm_qos.h')
-rw-r--r--include/linux/pm_qos.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h
index 0b476019be55..9ab4bf7c4646 100644
--- a/include/linux/pm_qos.h
+++ b/include/linux/pm_qos.h
@@ -149,7 +149,8 @@ int dev_pm_qos_remove_global_notifier(struct notifier_block *notifier);
void dev_pm_qos_constraints_init(struct device *dev);
void dev_pm_qos_constraints_destroy(struct device *dev);
int dev_pm_qos_add_ancestor_request(struct device *dev,
- struct dev_pm_qos_request *req, s32 value);
+ struct dev_pm_qos_request *req,
+ enum dev_pm_qos_req_type type, s32 value);
#else
static inline enum pm_qos_flags_status __dev_pm_qos_flags(struct device *dev,
s32 mask)
@@ -192,7 +193,9 @@ static inline void dev_pm_qos_constraints_destroy(struct device *dev)
dev->power.power_state = PMSG_INVALID;
}
static inline int dev_pm_qos_add_ancestor_request(struct device *dev,
- struct dev_pm_qos_request *req, s32 value)
+ struct dev_pm_qos_request *req,
+ enum dev_pm_qos_req_type type,
+ s32 value)
{ return 0; }
#endif