xref: /OK3568_Linux_fs/kernel/include/drm/drm_gem_framebuffer_helper.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun #ifndef __DRM_GEM_FB_HELPER_H__
2*4882a593Smuzhiyun #define __DRM_GEM_FB_HELPER_H__
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun struct drm_afbc_framebuffer;
5*4882a593Smuzhiyun struct drm_device;
6*4882a593Smuzhiyun struct drm_fb_helper_surface_size;
7*4882a593Smuzhiyun struct drm_file;
8*4882a593Smuzhiyun struct drm_framebuffer;
9*4882a593Smuzhiyun struct drm_framebuffer_funcs;
10*4882a593Smuzhiyun struct drm_gem_object;
11*4882a593Smuzhiyun struct drm_mode_fb_cmd2;
12*4882a593Smuzhiyun struct drm_plane;
13*4882a593Smuzhiyun struct drm_plane_state;
14*4882a593Smuzhiyun struct drm_simple_display_pipe;
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
19*4882a593Smuzhiyun 					  unsigned int plane);
20*4882a593Smuzhiyun void drm_gem_fb_destroy(struct drm_framebuffer *fb);
21*4882a593Smuzhiyun int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
22*4882a593Smuzhiyun 			     unsigned int *handle);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun int drm_gem_fb_init_with_funcs(struct drm_device *dev,
25*4882a593Smuzhiyun 			       struct drm_framebuffer *fb,
26*4882a593Smuzhiyun 			       struct drm_file *file,
27*4882a593Smuzhiyun 			       const struct drm_mode_fb_cmd2 *mode_cmd,
28*4882a593Smuzhiyun 			       const struct drm_framebuffer_funcs *funcs);
29*4882a593Smuzhiyun struct drm_framebuffer *
30*4882a593Smuzhiyun drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
31*4882a593Smuzhiyun 			     const struct drm_mode_fb_cmd2 *mode_cmd,
32*4882a593Smuzhiyun 			     const struct drm_framebuffer_funcs *funcs);
33*4882a593Smuzhiyun struct drm_framebuffer *
34*4882a593Smuzhiyun drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
35*4882a593Smuzhiyun 		  const struct drm_mode_fb_cmd2 *mode_cmd);
36*4882a593Smuzhiyun struct drm_framebuffer *
37*4882a593Smuzhiyun drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
38*4882a593Smuzhiyun 			     const struct drm_mode_fb_cmd2 *mode_cmd);
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define drm_is_afbc(modifier) \
41*4882a593Smuzhiyun 	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun int drm_gem_fb_afbc_init(struct drm_device *dev,
44*4882a593Smuzhiyun 			 const struct drm_mode_fb_cmd2 *mode_cmd,
45*4882a593Smuzhiyun 			 struct drm_afbc_framebuffer *afbc_fb);
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun int drm_gem_fb_prepare_fb(struct drm_plane *plane,
48*4882a593Smuzhiyun 			  struct drm_plane_state *state);
49*4882a593Smuzhiyun int drm_gem_fb_simple_display_pipe_prepare_fb(struct drm_simple_display_pipe *pipe,
50*4882a593Smuzhiyun 					      struct drm_plane_state *plane_state);
51*4882a593Smuzhiyun #endif
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