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#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