include/drm/drm_gem.h

5  * GEM Graphics Execution Manager Driver Interfaces
58  * become puregeable until it becomes idle.  The status gem object func does
67  * struct drm_gem_object_funcs - GEM object functions
82 	 * Called upon GEM handle creation.
91 	 * Called upon GEM handle release.
178 	 * Handle mmap() of the gem object, setup vma accordingly.
191 	 * Evicts gem object out from memory. Used by the drm_gem_object_evict()
224  * A helper for tracking GEM objects in a given state, to aid in
234 	 * Lock protecting movement of GEM objects between LRUs.  All
243 	 * The total number of backing pages of the GEM objects in
257  * struct drm_gem_object - GEM buffer object
259  * This structure defines the generic parts for GEM buffer objects, which are
271 	 * or drm_gem_object_put() to release a reference to a GEM
279 	 * This is the GEM file_priv handle count of this object.
298 	 * GEM also supports driver private objects with driver-specific backing
336 	 * dma-buf associated with this GEM object.
338 	 * Pointer to the dma-buf associated with this gem object (either
340 	 * loop when the last gem handle for this object is released.
351 	 * Any foreign dma_buf imported as a gem object has this set to the
353 	 * of a gem object.
359 	 * Note that the drm gem/prime core does not depend upon drivers setting
369 	 * Pointer to reservation object associated with the this GEM object.
371 	 * Normally (@resv == &@_resv) except for imported GEM objects.
378 	 * A reservation object for this GEM object.
380 	 * This is unused for imported GEM objects.
387 	 * Provides the list of GPU VAs attached to this GEM object.
403 	 * Optional GEM object functions. If this is set, it will be used instead of the
404 	 * corresponding &drm_driver GEM callbacks.
421 	 * The current LRU list that the GEM object is on.
427  * DRM_GEM_FOPS - Default drm GEM file operations
429  * This macro provides a shorthand for setting the GEM file ops in the
444  * DEFINE_DRM_GEM_FOPS() - macro to generate file operations for GEM drivers
447  * This macro autogenerates a suitable &struct file_operations for GEM based
476  * drm_gem_object_get - acquire a GEM buffer object reference
477  * @obj: GEM buffer object
495  * drm_gem_object_put - drop a GEM buffer object reference
496  * @obj: GEM buffer object
551  * if a GEM object is shared.
572 		  "GEM GPUVA lock should be set only once.")) \
584  * drm_gem_gpuva_init() - initialize the gpuva list of a GEM object
608 	list_for_each_entry(entry__, &(obj__)->gpuva.list, gem.entry)
622 	list_for_each_entry_safe(entry__, next__, &(obj__)->gpuva.list, gem.entry)