diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_gem_cma_helper.h | 48 |
1 files changed, 44 insertions, 4 deletions
diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h index 2cdf333ae585..2bfa2502607a 100644 --- a/include/drm/drm_gem_cma_helper.h +++ b/include/drm/drm_gem_cma_helper.h @@ -110,6 +110,42 @@ struct drm_gem_object * drm_gem_cma_create_object_default_funcs(struct drm_device *dev, size_t size); /** + * DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE - CMA GEM driver operations + * @dumb_create_func: callback function for .dumb_create + * + * This macro provides a shortcut for setting the default GEM operations in the + * &drm_driver structure. + * + * This macro is a variant of DRM_GEM_CMA_DRIVER_OPS for drivers that + * override the default implementation of &struct rm_driver.dumb_create. Use + * DRM_GEM_CMA_DRIVER_OPS if possible. Drivers that require a virtual address + * on imported buffers should use + * DRM_GEM_CMA_DRIVER_OPS_VMAP_WITH_DUMB_CREATE() instead. + */ +#define DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(dumb_create_func) \ + .gem_create_object = drm_gem_cma_create_object_default_funcs, \ + .dumb_create = (dumb_create_func), \ + .prime_handle_to_fd = drm_gem_prime_handle_to_fd, \ + .prime_fd_to_handle = drm_gem_prime_fd_to_handle, \ + .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table, \ + .gem_prime_mmap = drm_gem_cma_prime_mmap + +/** + * DRM_GEM_CMA_DRIVER_OPS - CMA GEM driver operations + * + * This macro provides a shortcut for setting the default GEM operations in the + * &drm_driver structure. + * + * Drivers that come with their own implementation of + * &struct drm_driver.dumb_create should use + * DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE() instead. Use + * DRM_GEM_CMA_DRIVER_OPS if possible. Drivers that require a virtual address + * on imported buffers should use DRM_GEM_CMA_DRIVER_OPS_VMAP instead. + */ +#define DRM_GEM_CMA_DRIVER_OPS \ + DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(drm_gem_cma_dumb_create) + +/** * DRM_GEM_CMA_DRIVER_OPS_VMAP_WITH_DUMB_CREATE - CMA GEM driver operations * ensuring a virtual address * on the buffer @@ -120,12 +156,14 @@ drm_gem_cma_create_object_default_funcs(struct drm_device *dev, size_t size); * imported buffers. * * This macro is a variant of DRM_GEM_CMA_DRIVER_OPS_VMAP for drivers that - * override the default implementation of &struct rm_driver.dumb_create. Use - * DRM_GEM_CMA_DRIVER_OPS_VMAP if possible. + * override the default implementation of &struct drm_driver.dumb_create. Use + * DRM_GEM_CMA_DRIVER_OPS_VMAP if possible. Drivers that do not require a + * virtual address on imported buffers should use + * DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE() instead. */ #define DRM_GEM_CMA_DRIVER_OPS_VMAP_WITH_DUMB_CREATE(dumb_create_func) \ .gem_create_object = drm_gem_cma_create_object_default_funcs, \ - .dumb_create = (dumb_create_func), \ + .dumb_create = dumb_create_func, \ .prime_handle_to_fd = drm_gem_prime_handle_to_fd, \ .prime_fd_to_handle = drm_gem_prime_fd_to_handle, \ .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table_vmap, \ @@ -142,7 +180,9 @@ drm_gem_cma_create_object_default_funcs(struct drm_device *dev, size_t size); * Drivers that come with their own implementation of * &struct drm_driver.dumb_create should use * DRM_GEM_CMA_DRIVER_OPS_VMAP_WITH_DUMB_CREATE() instead. Use - * DRM_GEM_CMA_DRIVER_OPS_VMAP if possible. + * DRM_GEM_CMA_DRIVER_OPS_VMAP if possible. Drivers that do not require a + * virtual address on imported buffers should use DRM_GEM_CMA_DRIVER_OPS + * instead. */ #define DRM_GEM_CMA_DRIVER_OPS_VMAP \ DRM_GEM_CMA_DRIVER_OPS_VMAP_WITH_DUMB_CREATE(drm_gem_cma_dumb_create) |