[linux-block.git] / include / drm / drm_gem_framebuffer_helper.h

#ifndef __DRM_GEM_FB_HELPER_H__
#define __DRM_GEM_FB_HELPER_H__

#include <linux/dma-buf.h>
#include <linux/dma-buf-map.h>

#include <drm/drm_fourcc.h>

struct drm_afbc_framebuffer;
struct drm_device;
struct drm_fb_helper_surface_size;
struct drm_file;
struct drm_framebuffer;
struct drm_framebuffer_funcs;
struct drm_gem_object;
struct drm_mode_fb_cmd2;

#define AFBC_VENDOR_AND_TYPE_MASK	GENMASK_ULL(63, 52)

struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
					  unsigned int plane);
void drm_gem_fb_destroy(struct drm_framebuffer *fb);
int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
			     unsigned int *handle);

int drm_gem_fb_init_with_funcs(struct drm_device *dev,
			       struct drm_framebuffer *fb,
			       struct drm_file *file,
			       const struct drm_mode_fb_cmd2 *mode_cmd,
			       const struct drm_framebuffer_funcs *funcs);
struct drm_framebuffer *
drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
			     const struct drm_mode_fb_cmd2 *mode_cmd,
			     const struct drm_framebuffer_funcs *funcs);
struct drm_framebuffer *
drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
		  const struct drm_mode_fb_cmd2 *mode_cmd);
struct drm_framebuffer *
drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
			     const struct drm_mode_fb_cmd2 *mode_cmd);

int drm_gem_fb_vmap(struct drm_framebuffer *fb,
		    struct dma_buf_map map[static DRM_FORMAT_MAX_PLANES],
		    struct dma_buf_map data[DRM_FORMAT_MAX_PLANES]);
void drm_gem_fb_vunmap(struct drm_framebuffer *fb,
		       struct dma_buf_map map[static DRM_FORMAT_MAX_PLANES]);
int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);

#define drm_is_afbc(modifier) \
	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))

int drm_gem_fb_afbc_init(struct drm_device *dev,
			 const struct drm_mode_fb_cmd2 *mode_cmd,
			 struct drm_afbc_framebuffer *afbc_fb);

#endif
Commit	Line	Data
4c3dbb2c NT	1	#ifndef __DRM_GEM_FB_HELPER_H__
	2	#define __DRM_GEM_FB_HELPER_H__
	3
37408cd8 TZ	4	#include <linux/dma-buf.h>
	5	#include <linux/dma-buf-map.h>
	6
f6424ecd TZ	7	#include <drm/drm_fourcc.h>
f6424ecd TZ	8
55f7f727	9	struct drm_afbc_framebuffer;
4c3dbb2c	10	struct drm_device;
4c3dbb2c	11	struct drm_fb_helper_surface_size;
a5ea8a68	12	struct drm_file;
4c3dbb2c NT	13	struct drm_framebuffer;
	14	struct drm_framebuffer_funcs;
	15	struct drm_gem_object;
	16	struct drm_mode_fb_cmd2;
4c3dbb2c	17
55f7f727 AP	18	#define AFBC_VENDOR_AND_TYPE_MASK GENMASK_ULL(63, 52)
55f7f727 AP	19
4c3dbb2c NT	20	struct drm_gem_object drm_gem_fb_get_obj(struct drm_framebuffer fb,
	21	unsigned int plane);
	22	void drm_gem_fb_destroy(struct drm_framebuffer *fb);
	23	int drm_gem_fb_create_handle(struct drm_framebuffer fb, struct drm_file file,
	24	unsigned int *handle);
	25
f2b816d7 AP	26	int drm_gem_fb_init_with_funcs(struct drm_device *dev,
	27	struct drm_framebuffer *fb,
	28	struct drm_file *file,
	29	const struct drm_mode_fb_cmd2 *mode_cmd,
	30	const struct drm_framebuffer_funcs *funcs);
4c3dbb2c NT	31	struct drm_framebuffer *
	32	drm_gem_fb_create_with_funcs(struct drm_device dev, struct drm_file file,
	33	const struct drm_mode_fb_cmd2 *mode_cmd,
	34	const struct drm_framebuffer_funcs *funcs);
	35	struct drm_framebuffer *
	36	drm_gem_fb_create(struct drm_device dev, struct drm_file file,
	37	const struct drm_mode_fb_cmd2 *mode_cmd);
dbd62e16 NT	38	struct drm_framebuffer *
	39	drm_gem_fb_create_with_dirty(struct drm_device dev, struct drm_file file,
	40	const struct drm_mode_fb_cmd2 *mode_cmd);
4c3dbb2c	41
f6424ecd	42	int drm_gem_fb_vmap(struct drm_framebuffer *fb,
43b36232 TZ	43	struct dma_buf_map map[static DRM_FORMAT_MAX_PLANES],
43b36232 TZ	44	struct dma_buf_map data[DRM_FORMAT_MAX_PLANES]);
f6424ecd TZ	45	void drm_gem_fb_vunmap(struct drm_framebuffer *fb,
f6424ecd TZ	46	struct dma_buf_map map[static DRM_FORMAT_MAX_PLANES]);
37408cd8 TZ	47	int drm_gem_fb_begin_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
	48	void drm_gem_fb_end_cpu_access(struct drm_framebuffer *fb, enum dma_data_direction dir);
	49
55f7f727 AP	50	#define drm_is_afbc(modifier) \
	51	(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
	52
	53	int drm_gem_fb_afbc_init(struct drm_device *dev,
	54	const struct drm_mode_fb_cmd2 *mode_cmd,
	55	struct drm_afbc_framebuffer *afbc_fb);
	56
4c3dbb2c	57	#endif