Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/include/drm/drm_gem_framebuffer_helper.h
26282 views
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


7
struct drm_afbc_framebuffer;

8
struct drm_device;

9
struct drm_fb_helper_surface_size;

10
struct drm_file;

11
struct drm_format_info;

12
struct drm_framebuffer;

13
struct drm_framebuffer_funcs;

14
struct drm_gem_object;

15
struct drm_mode_fb_cmd2;

16


17
#define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)

18


19
struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,

20
					  unsigned int plane);

21
void drm_gem_fb_destroy(struct drm_framebuffer *fb);

22
int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,

23
			     unsigned int *handle);

24


25
int drm_gem_fb_init_with_funcs(struct drm_device *dev,

26
			       struct drm_framebuffer *fb,

27
			       struct drm_file *file,

28
			       const struct drm_format_info *info,

29
			       const struct drm_mode_fb_cmd2 *mode_cmd,

30
			       const struct drm_framebuffer_funcs *funcs);

31
struct drm_framebuffer *

32
drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,

33
			     const struct drm_format_info *info,

34
			     const struct drm_mode_fb_cmd2 *mode_cmd,

35
			     const struct drm_framebuffer_funcs *funcs);

36
struct drm_framebuffer *

37
drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,

38
		  const struct drm_format_info *info,

39
		  const struct drm_mode_fb_cmd2 *mode_cmd);

40
struct drm_framebuffer *

41
drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,

42
			     const struct drm_format_info *info,

43
			     const struct drm_mode_fb_cmd2 *mode_cmd);

44


45
int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map,

46
		    struct iosys_map *data);

47
void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map);

48
int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);

49
void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);

50


51
#define drm_is_afbc(modifier) \

52
	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))

53


54
int drm_gem_fb_afbc_init(struct drm_device *dev,

55
			 const struct drm_format_info *info,

56
			 const struct drm_mode_fb_cmd2 *mode_cmd,

57
			 struct drm_afbc_framebuffer *afbc_fb);

58


59
#endif

60


61