1#ifndef __DRM_GEM_FB_HELPER_H__
 2#define __DRM_GEM_FB_HELPER_H__
 3
 4#include <linux/dma-buf.h>
 5#include <linux/iosys-map.h>
 6
 7struct drm_afbc_framebuffer;
 8struct drm_device;
 9struct drm_fb_helper_surface_size;
10struct drm_file;
11struct drm_framebuffer;
12struct drm_framebuffer_funcs;
13struct drm_gem_object;
14struct drm_mode_fb_cmd2;
15
16#define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)
17
18struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
19					  unsigned int plane);
20void drm_gem_fb_destroy(struct drm_framebuffer *fb);
21int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
22			     unsigned int *handle);
23
24int drm_gem_fb_init_with_funcs(struct drm_device *dev,
25			       struct drm_framebuffer *fb,
26			       struct drm_file *file,
27			       const struct drm_mode_fb_cmd2 *mode_cmd,
28			       const struct drm_framebuffer_funcs *funcs);
29struct drm_framebuffer *
30drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
31			     const struct drm_mode_fb_cmd2 *mode_cmd,
32			     const struct drm_framebuffer_funcs *funcs);
33struct drm_framebuffer *
34drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
35		  const struct drm_mode_fb_cmd2 *mode_cmd);
36struct drm_framebuffer *
37drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
38			     const struct drm_mode_fb_cmd2 *mode_cmd);
39
40int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map,
41		    struct iosys_map *data);
42void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map);
43int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
44void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
45
46#define drm_is_afbc(modifier) \
47	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
48
49int drm_gem_fb_afbc_init(struct drm_device *dev,
50			 const struct drm_mode_fb_cmd2 *mode_cmd,
51			 struct drm_afbc_framebuffer *afbc_fb);
52
53#endif

 1#ifndef __DRM_GEM_FB_HELPER_H__
 2#define __DRM_GEM_FB_HELPER_H__
 3
 
 
 
 
 4struct drm_device;
 5struct drm_fb_helper_surface_size;
 6struct drm_file;
 7struct drm_framebuffer;
 8struct drm_framebuffer_funcs;
 9struct drm_gem_object;
10struct drm_mode_fb_cmd2;
11struct drm_plane;
12struct drm_plane_state;
13
14struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
15					  unsigned int plane);
16void drm_gem_fb_destroy(struct drm_framebuffer *fb);
17int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
18			     unsigned int *handle);
19
 
 
 
 
 
20struct drm_framebuffer *
21drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
22			     const struct drm_mode_fb_cmd2 *mode_cmd,
23			     const struct drm_framebuffer_funcs *funcs);
24struct drm_framebuffer *
25drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
26		  const struct drm_mode_fb_cmd2 *mode_cmd);
 
 
 
27
28int drm_gem_fb_prepare_fb(struct drm_plane *plane,
29			  struct drm_plane_state *state);
 
 
 
30
31struct drm_framebuffer *
32drm_gem_fbdev_fb_create(struct drm_device *dev,
33			struct drm_fb_helper_surface_size *sizes,
34			unsigned int pitch_align, struct drm_gem_object *obj,
35			const struct drm_framebuffer_funcs *funcs);
 
36
37#endif