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#ifndef __DRM_GEM_FB_HELPER_H__#define __DRM_GEM_FB_HELPER_H__ #include <linux/dma-buf.h>#include <linux/iosys-map.h> struct drm_afbc_framebuffer;struct drm_device;struct drm_fb_helper_surface_size;struct drm_file;struct drm_format_info;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_format_info *info,			       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_format_info *info,			     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_format_info *info,		  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_format_info *info,			     const struct drm_mode_fb_cmd2 *mode_cmd); int drm_gem_fb_vmap(struct drm_framebuffer *fb, struct iosys_map *map,		    struct iosys_map *data);void drm_gem_fb_vunmap(struct drm_framebuffer *fb, struct iosys_map *map);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_format_info *info,			 const struct drm_mode_fb_cmd2 *mode_cmd,			 struct drm_afbc_framebuffer *afbc_fb); #endif