diff options
Diffstat (limited to 'drivers/gpu/drm/drm_gem_framebuffer_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem_framebuffer_helper.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_gem_framebuffer_helper.c b/drivers/gpu/drm/drm_gem_framebuffer_helper.c index 4d682a6e8bcb..acfbc0641a06 100644 --- a/drivers/gpu/drm/drm_gem_framebuffer_helper.c +++ b/drivers/gpu/drm/drm_gem_framebuffer_helper.c @@ -22,6 +22,7 @@ #include <drm/drm_gem.h> #include <drm/drm_gem_framebuffer_helper.h> #include <drm/drm_modeset_helper.h> +#include <drm/drm_simple_kms_helper.h> /** * DOC: overview @@ -266,6 +267,24 @@ int drm_gem_fb_prepare_fb(struct drm_plane *plane, EXPORT_SYMBOL_GPL(drm_gem_fb_prepare_fb); /** + * drm_gem_fb_simple_display_pipe_prepare_fb - prepare_fb helper for + * &drm_simple_display_pipe + * @pipe: Simple display pipe + * @plane_state: Plane state + * + * This function uses drm_gem_fb_prepare_fb() to check if the plane FB has a + * &dma_buf attached, extracts the exclusive fence and attaches it to plane + * state for the atomic helper to wait on. Drivers can use this as their + * &drm_simple_display_pipe_funcs.prepare_fb callback. + */ +int drm_gem_fb_simple_display_pipe_prepare_fb(struct drm_simple_display_pipe *pipe, + struct drm_plane_state *plane_state) +{ + return drm_gem_fb_prepare_fb(&pipe->plane, plane_state); +} +EXPORT_SYMBOL(drm_gem_fb_simple_display_pipe_prepare_fb); + +/** * drm_gem_fbdev_fb_create - Create a GEM backed &drm_framebuffer for fbdev * emulation * @dev: DRM device |