1 #ifndef __DRM_GEM_FB_HELPER_H__
2 #define __DRM_GEM_FB_HELPER_H__
3 
4 struct drm_afbc_framebuffer;
5 struct drm_device;
6 struct drm_fb_helper_surface_size;
7 struct drm_file;
8 struct drm_framebuffer;
9 struct drm_framebuffer_funcs;
10 struct drm_gem_object;
11 struct drm_mode_fb_cmd2;
12 
13 #define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)
14 
15 struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
16 					  unsigned int plane);
17 void drm_gem_fb_destroy(struct drm_framebuffer *fb);
18 int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
19 			     unsigned int *handle);
20 
21 int drm_gem_fb_init_with_funcs(struct drm_device *dev,
22 			       struct drm_framebuffer *fb,
23 			       struct drm_file *file,
24 			       const struct drm_mode_fb_cmd2 *mode_cmd,
25 			       const struct drm_framebuffer_funcs *funcs);
26 struct drm_framebuffer *
27 drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
28 			     const struct drm_mode_fb_cmd2 *mode_cmd,
29 			     const struct drm_framebuffer_funcs *funcs);
30 struct drm_framebuffer *
31 drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
32 		  const struct drm_mode_fb_cmd2 *mode_cmd);
33 struct drm_framebuffer *
34 drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
35 			     const struct drm_mode_fb_cmd2 *mode_cmd);
36 
37 #define drm_is_afbc(modifier) \
38 	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
39 
40 int drm_gem_fb_afbc_init(struct drm_device *dev,
41 			 const struct drm_mode_fb_cmd2 *mode_cmd,
42 			 struct drm_afbc_framebuffer *afbc_fb);
43 
44 #endif
45