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| author | Noralf Trønnes <noralf@tronnes.org> | 2017-08-13 16:31:44 +0300 |
|---|---|---|
| committer | Noralf Trønnes <noralf@tronnes.org> | 2017-08-16 22:32:23 +0300 |
| commit | 4c3dbb2c312c9fafbac30d98c523b8b1f3455d78 (patch) | |
| tree | 901be83c520677157cb770881c39e472c99305c4 /include/drm/drm_gem_framebuffer_helper.h | |
| parent | d956e1293b9b43f3a9a508162cdbaa96cf02e6e0 (diff) | |
| download | linux-4c3dbb2c312c9fafbac30d98c523b8b1f3455d78.tar.xz | |
drm: Add GEM backed framebuffer library
This library provides helpers for drivers that don't subclass
drm_framebuffer and are backed by drm_gem_object. The code is
taken from drm_fb_cma_helper.
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/1502631125-13557-2-git-send-email-noralf@tronnes.org
Diffstat (limited to 'include/drm/drm_gem_framebuffer_helper.h')
| -rw-r--r-- | include/drm/drm_gem_framebuffer_helper.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/include/drm/drm_gem_framebuffer_helper.h b/include/drm/drm_gem_framebuffer_helper.h new file mode 100644 index 000000000000..db9cfa07235e --- /dev/null +++ b/include/drm/drm_gem_framebuffer_helper.h @@ -0,0 +1,37 @@ +#ifndef __DRM_GEM_FB_HELPER_H__ +#define __DRM_GEM_FB_HELPER_H__ + +struct drm_device; +struct drm_file; +struct drm_fb_helper_surface_size; +struct drm_framebuffer; +struct drm_framebuffer_funcs; +struct drm_gem_object; +struct drm_mode_fb_cmd2; +struct drm_plane; +struct drm_plane_state; + +struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb, + unsigned int plane); +void drm_gem_fb_destroy(struct drm_framebuffer *fb); +int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file, + unsigned int *handle); + +struct drm_framebuffer * +drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file, + const struct drm_mode_fb_cmd2 *mode_cmd, + const struct drm_framebuffer_funcs *funcs); +struct drm_framebuffer * +drm_gem_fb_create(struct drm_device *dev, struct drm_file *file, + const struct drm_mode_fb_cmd2 *mode_cmd); + +int drm_gem_fb_prepare_fb(struct drm_plane *plane, + struct drm_plane_state *state); + +struct drm_framebuffer * +drm_gem_fbdev_fb_create(struct drm_device *dev, + struct drm_fb_helper_surface_size *sizes, + unsigned int pitch_align, struct drm_gem_object *obj, + const struct drm_framebuffer_funcs *funcs); + +#endif |