Lines Matching refs:driver

25  * This interface represents a device driver.
29      * Get the version string of the driver implementation.
32      * drivers of a specific device. The token identifies the device driver's
42      *       the driver cannot meet that requirement because of a performance regression.
43      *       The application can disallow the driver based on the version provided.
45      *       the driver cannot meet that requirement because of bugs or certain optimizations.
50      *     - DEVICE_UNAVAILABLE if driver is offline or busy
69      *                - DEVICE_UNAVAILABLE if driver is offline or busy
79      * Gets the capabilities of a driver.
83      *                - DEVICE_UNAVAILABLE if driver is offline or busy
85      * @return capabilities Capabilities of the driver.
90      * Gets information about extensions supported by the driver implementation.
97      *     - DEVICE_UNAVAILABLE if driver is offline or busy
108      * supported by the vendor driver. If an operation may not be supported for
112      *     are to be verified by the driver.
115      *     - DEVICE_UNAVAILABLE if driver is offline or busy
127      * Gets the caching requirements of the driver implementation.
129      * There are two types of cache file descriptors provided to the driver: model cache
138      * to the model cache may affect the driver's execution behavior, and a malicious
140      * the driver must always check whether the model cache is corrupted before
143      * getNumberOfCacheFilesNeeded returns how many of each type of cache files the driver
145      * indicates compilation caching is not supported by this driver. The driver may
155      *     - DEVICE_UNAVAILABLE if driver is offline or busy
158      *                       the driver needs to cache a single prepared model. It must
161      *                      the driver needs to cache a single prepared model. It must
177      * Optionally, caching information may be provided for the driver to save
180      * two types of cache file handles provided to the driver: model cache
186      * driver must truncate a file to zero size before writing to that file. The file
188      * finished. The driver must dup a file descriptor if it wants to get access to
213      * Optionally, the driver may save the prepared model to cache during the
216      * related to the cache may be invalid, or the driver may fail to save to cache,
217      * the prepareModel function must finish preparing the model. The driver
223      * such, some driver services may return partially prepared models, where
250      *     application. The driver cannot detect a collision; a collision will result
261      *     - DEVICE_UNAVAILABLE if driver is offline or busy
277      * two types of cache file handles provided to the driver: model cache
283      * driver must truncate a file to zero size before writing to that file. The file
285      * finished. The driver must dup a file descriptor if it wants to get access to
291      * cache has not been modified since it was last written by the driver.
314      * such, some driver services may return partially prepared models, where
331      *     to have a low rate of collision for a particular application. The driver
341      *     - DEVICE_UNAVAILABLE if driver is offline or busy