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kernel/linux-rt-4.4.41/drivers/gpu/drm/shmobile/shmob_drm_crtc.h 1.6 KB
5113f6f70   김현기   kernel add
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  /*
   * shmob_drm_crtc.h  --  SH Mobile DRM CRTCs
   *
   * Copyright (C) 2012 Renesas Electronics Corporation
   *
   * Laurent Pinchart (laurent.pinchart@ideasonboard.com)
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   */
  
  #ifndef __SHMOB_DRM_CRTC_H__
  #define __SHMOB_DRM_CRTC_H__
  
  #include <drm/drmP.h>
  #include <drm/drm_crtc.h>
  
  struct backlight_device;
  struct shmob_drm_device;
  
  struct shmob_drm_crtc {
  	struct drm_crtc crtc;
  
  	struct drm_pending_vblank_event *event;
  	int dpms;
  
  	const struct shmob_drm_format_info *format;
  	void *cache;
  	unsigned long dma[2];
  	unsigned int line_size;
  	bool started;
  };
  
  struct shmob_drm_encoder {
  	struct drm_encoder encoder;
  	int dpms;
  };
  
  struct shmob_drm_connector {
  	struct drm_connector connector;
  	struct drm_encoder *encoder;
  
  	struct backlight_device *backlight;
  };
  
  int shmob_drm_crtc_create(struct shmob_drm_device *sdev);
  void shmob_drm_crtc_enable_vblank(struct shmob_drm_device *sdev, bool enable);
  void shmob_drm_crtc_cancel_page_flip(struct shmob_drm_crtc *scrtc,
  				     struct drm_file *file);
  void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc);
  void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc);
  void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc);
  
  int shmob_drm_encoder_create(struct shmob_drm_device *sdev);
  int shmob_drm_connector_create(struct shmob_drm_device *sdev,
  			       struct drm_encoder *encoder);
  
  #endif /* __SHMOB_DRM_CRTC_H__ */