Lines Matching full:device

10 #include <device.h>
29  * @brief Enable device runtime PM
31  * Called by a device driver to enable device runtime power management.
32  * The device might be asynchronously suspended if runtime PM is enabled
33  * when the device is not use.
37  * @param dev Pointer to device structure of the specific device driver
40 void pm_device_enable(const struct device *dev);
43  * @brief Disable device runtime PM
45  * Called by a device driver to disable device runtime power management.
46  * The device might be asynchronously resumed if runtime PM is disabled
50  * @param dev Pointer to device structure of the specific device driver
53 void pm_device_disable(const struct device *dev);
56  * @brief Call device resume asynchronously based on usage count
58  * Called by a device driver to mark the device as being used.
59  * This API will asynchronously bring the device to resume state
64  * @param dev Pointer to device structure of the specific device driver
67  * the caller need to wait on the poll event linked to device
71 int pm_device_get_async(const struct device *dev);
74  * @brief Call device resume synchronously based on usage count
76  * Called by a device driver to mark the device as being used. It
77  * will bring up or resume the device if it is in suspended state
78  * based on the device usage count. This call is blocked until the
79  * device PM state is changed to resume.
81  * @param dev Pointer to device structure of the specific device driver
86 int pm_device_get(const struct device *dev);
89  * @brief Call device suspend asynchronously based on usage count
91  * Called by a device driver to mark the device as being released.
92  * This API asynchronously put the device to suspend state if
97  * @param dev Pointer to device structure of the specific device driver
100  * the caller need to wait on the poll event linked to device pm
104 int pm_device_put_async(const struct device *dev);
107  * @brief Call device suspend synchronously based on usage count
109  * Called by a device driver to mark the device as being released. It
110  * will put the device to suspended state if is is in active state
111  * based on the device usage count. This call is blocked until the
112  * device PM state is changed to resume.
114  * @param dev Pointer to device structure of the specific device driver
119 int pm_device_put(const struct device *dev);
122  * @brief Wait on a device to finish an operation.
124  * The calling thread blocks until the device finishes a
128  * @param dev Pointer to device structure of the specific device driver
135 int pm_device_wait(const struct device *dev, k_timeout_t timeout);
138 static inline void pm_device_enable(const struct device *dev) { }
139 static inline void pm_device_disable(const struct device *dev) { }
140 static inline int pm_device_get(const struct device *dev) { return -ENOSYS; }
141 static inline int pm_device_get_async(const struct device *dev) { return -ENOSYS; }
142 static inline int pm_device_put(const struct device *dev) { return -ENOSYS; }
143 static inline int pm_device_put_async(const struct device *dev) { return -ENOSYS; }
144 static inline int pm_device_wait(const struct device *dev,