include/drm/drm_format_helper.h

Source file repositories/reference/linux-study-clean/include/drm/drm_format_helper.h

File Facts

System
Linux kernel
Corpus path
include/drm/drm_format_helper.h
Extension
.h
Size
6673 bytes
Lines
140
Domain
Repository Root And Misc
Bucket
include
Inferred role
Repository Root And Misc: implementation source
Status
source implementation candidate

Why This File Exists

Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.

Dependency Surface

Detected Declarations

Annotated Snippet

struct drm_format_conv_state {
	/* private: */
	struct {
		void *mem;
		size_t size;
		bool preallocated;
	} tmp;
};

#define __DRM_FORMAT_CONV_STATE_INIT(_mem, _size, _preallocated) { \
		.tmp = { \
			.mem = (_mem), \
			.size = (_size), \
			.preallocated = (_preallocated), \
		} \
	}

/**
 * DRM_FORMAT_CONV_STATE_INIT - Initializer for struct drm_format_conv_state
 *
 * Initializes an instance of struct drm_format_conv_state to default values.
 */
#define DRM_FORMAT_CONV_STATE_INIT \
	__DRM_FORMAT_CONV_STATE_INIT(NULL, 0, false)

/**
 * DRM_FORMAT_CONV_STATE_INIT_PREALLOCATED - Initializer for struct drm_format_conv_state
 * @_mem: The preallocated memory area
 * @_size: The number of bytes in _mem
 *
 * Initializes an instance of struct drm_format_conv_state to preallocated
 * storage. The caller is responsible for releasing the provided memory range.
 */
#define DRM_FORMAT_CONV_STATE_INIT_PREALLOCATED(_mem, _size) \
	__DRM_FORMAT_CONV_STATE_INIT(_mem, _size, true)

void drm_format_conv_state_init(struct drm_format_conv_state *state);
void drm_format_conv_state_copy(struct drm_format_conv_state *state,
				const struct drm_format_conv_state *old_state);
void *drm_format_conv_state_reserve(struct drm_format_conv_state *state,
				    size_t new_size, gfp_t flags);
void drm_format_conv_state_release(struct drm_format_conv_state *state);

unsigned int drm_fb_clip_offset(unsigned int pitch, const struct drm_format_info *format,
				const struct drm_rect *clip);

void drm_fb_memcpy(struct iosys_map *dst, const unsigned int *dst_pitch,
		   const struct iosys_map *src, const struct drm_framebuffer *fb,
		   const struct drm_rect *clip);
void drm_fb_swab(struct iosys_map *dst, const unsigned int *dst_pitch,
		 const struct iosys_map *src, const struct drm_framebuffer *fb,
		 const struct drm_rect *clip, bool cached,
		 struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb332(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb565(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb565be(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_xrgb1555(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_argb1555(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgba5551(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_rgb888(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_bgr888(struct iosys_map *dst, const unsigned int *dst_pitch,
			       const struct iosys_map *src, const struct drm_framebuffer *fb,
			       const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_argb8888(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_abgr8888(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_xbgr8888(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_bgrx8888(struct iosys_map *dst, const unsigned int *dst_pitch,
				 const struct iosys_map *src, const struct drm_framebuffer *fb,
				 const struct drm_rect *clip, struct drm_format_conv_state *state);
void drm_fb_xrgb8888_to_xrgb2101010(struct iosys_map *dst, const unsigned int *dst_pitch,

Annotation

Implementation Notes