Eric Lee / smarc-fsl-linux-kernel

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include/drm/drm_fb_cma_helper.h 1.94 KB
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81f7e3824   Eric Lee   Initial Release, ... 
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  /* SPDX-License-Identifier: GPL-2.0 */
  #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_plane;
  struct drm_plane_state;
  
  struct drm_fbdev_cma *drm_fbdev_cma_init_with_funcs(struct drm_device *dev,
  	unsigned int preferred_bpp, unsigned int max_conn_count,
  	const struct drm_framebuffer_funcs *funcs);
  struct drm_fbdev_cma *drm_fbdev_cma_init(struct drm_device *dev,
  	unsigned int preferred_bpp, 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, bool state);
  void drm_fbdev_cma_set_suspend_unlocked(struct drm_fbdev_cma *fbdev_cma,
  					bool state);
  
  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);
  
  dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
  				   struct drm_plane_state *state,
  				   unsigned int plane);
  
  int drm_fb_cma_prepare_fb(struct drm_plane *plane,
  			  struct drm_plane_state *state);
  
  #ifdef CONFIG_DEBUG_FS
  struct seq_file;
  
  int drm_fb_cma_debugfs_show(struct seq_file *m, void *arg);
  #endif
  
  #endif