diff options
| -rw-r--r-- | Documentation/gpu/todo.rst | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_prime.c | 10 | ||||
| -rw-r--r-- | include/drm/drm_drv.h | 4 |
3 files changed, 19 insertions, 2 deletions
diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index 5c9d86c962af..abc31956ef15 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -234,6 +234,13 @@ efficient. Contact: Daniel Vetter +Defaults for .gem_prime_import and export +----------------------------------------- + +Most drivers don't need to set drm_driver->gem_prime_import and +->gem_prime_export now that drm_gem_prime_import() and drm_gem_prime_export() +are the default. + Core refactorings ================= diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 8d54d51a6b6b..ba6c7e02a2ae 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -529,7 +529,10 @@ static struct dma_buf *export_and_register_object(struct drm_device *dev, return dmabuf; } - dmabuf = dev->driver->gem_prime_export(dev, obj, flags); + if (dev->driver->gem_prime_export) + dmabuf = dev->driver->gem_prime_export(dev, obj, flags); + else + dmabuf = drm_gem_prime_export(dev, obj, flags); if (IS_ERR(dmabuf)) { /* normally the created dma-buf takes ownership of the ref, * but if that fails then drop the ref @@ -762,7 +765,10 @@ int drm_gem_prime_fd_to_handle(struct drm_device *dev, /* never seen this one, need to import */ mutex_lock(&dev->object_name_lock); - obj = dev->driver->gem_prime_import(dev, dma_buf); + if (dev->driver->gem_prime_import) + obj = dev->driver->gem_prime_import(dev, dma_buf); + else + obj = drm_gem_prime_import(dev, dma_buf); if (IS_ERR(obj)) { ret = PTR_ERR(obj); goto out_unlock; diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 3199ef70c007..dbb2f6ad184a 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -471,6 +471,8 @@ struct drm_driver { * @gem_prime_export: * * export GEM -> dmabuf + * + * This defaults to drm_gem_prime_export() if not set. */ struct dma_buf * (*gem_prime_export)(struct drm_device *dev, struct drm_gem_object *obj, int flags); @@ -478,6 +480,8 @@ struct drm_driver { * @gem_prime_import: * * import dmabuf -> GEM + * + * This defaults to drm_gem_prime_import() if not set. */ struct drm_gem_object * (*gem_prime_import)(struct drm_device *dev, struct dma_buf *dma_buf); |