#ifndef __DRM_FB_CMA_HELPER_H__
  #define __DRM_FB_CMA_HELPER_H__
  
  struct drm_fbdev_cma;
  struct drm_gem_cma_object;

  struct drm_fb_helper_surface_size;
  struct drm_framebuffer_funcs;
  struct drm_fb_helper_funcs;

  struct drm_framebuffer;

  struct drm_fb_helper;

  struct drm_device;
  struct drm_file;
  struct drm_mode_fb_cmd2;

  struct drm_fbdev_cma *drm_fbdev_cma_init_with_funcs(struct drm_device *dev,
  	unsigned int preferred_bpp, unsigned int num_crtc,
  	unsigned int max_conn_count, const struct drm_fb_helper_funcs *funcs);

  struct drm_fbdev_cma *drm_fbdev_cma_init(struct drm_device *dev,
  	unsigned int preferred_bpp, unsigned int num_crtc,
  	unsigned int max_conn_count);
  void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma);
  
  void drm_fbdev_cma_restore_mode(struct drm_fbdev_cma *fbdev_cma);
  void drm_fbdev_cma_hotplug_event(struct drm_fbdev_cma *fbdev_cma);

  void drm_fbdev_cma_set_suspend(struct drm_fbdev_cma *fbdev_cma, int state);

  int drm_fbdev_cma_create_with_funcs(struct drm_fb_helper *helper,
  	struct drm_fb_helper_surface_size *sizes,

  	const struct drm_framebuffer_funcs *funcs);

  
  void drm_fb_cma_destroy(struct drm_framebuffer *fb);
  int drm_fb_cma_create_handle(struct drm_framebuffer *fb,
  	struct drm_file *file_priv, unsigned int *handle);

  struct drm_framebuffer *drm_fb_cma_create_with_funcs(struct drm_device *dev,
  	struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd,
  	const struct drm_framebuffer_funcs *funcs);

  struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev,

  	struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd);

  
  struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
  	unsigned int plane);

  #ifdef CONFIG_DEBUG_FS

  struct seq_file;

  int drm_fb_cma_debugfs_show(struct seq_file *m, void *arg);
  #endif

  #endif