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ANDROID: GKI: driver core: Add dev_has_sync_state()

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Add an API to check if a device has sync_state support in its driver or
bus.

Bug: 144066914
Signed-off-by: Saravana Kannan <saravanak@google.com>
Change-Id: I86b7d241512a366909645736a0b5abc51a11a5bd
This commit is contained in:
Saravana Kannan 2019-11-13 22:26:48 -08:00
commit 3bcfe0980f
1 changed files with 11 additions and 0 deletions
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11
include/linux/device.h
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@ -1520,6 +1520,17 @@ static inline struct device_node *dev_of_node(struct device *dev)
return dev->of_node;
}
static inline bool dev_has_sync_state(struct device *dev)
{
if (!dev)
return false;
if (dev->driver && dev->driver->sync_state)
return true;
if (dev->bus && dev->bus->sync_state)
return true;
return false;
}
void driver_init(void);
/*