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kernel/linux-rt-4.4.41/drivers/gpu/drm/rcar-du/rcar_du_encoder.h 1.55 KB
5113f6f70   김현기   kernel add
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  /*
   * rcar_du_encoder.h  --  R-Car Display Unit Encoder
   *
   * Copyright (C) 2013-2014 Renesas Electronics Corporation
   *
   * Contact: 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 __RCAR_DU_ENCODER_H__
  #define __RCAR_DU_ENCODER_H__
  
  #include <drm/drm_crtc.h>
  #include <drm/drm_encoder_slave.h>
  
  struct rcar_du_device;
  struct rcar_du_hdmienc;
  struct rcar_du_lvdsenc;
  
  enum rcar_du_encoder_type {
  	RCAR_DU_ENCODER_UNUSED = 0,
  	RCAR_DU_ENCODER_NONE,
  	RCAR_DU_ENCODER_VGA,
  	RCAR_DU_ENCODER_LVDS,
  	RCAR_DU_ENCODER_HDMI,
  };
  
  struct rcar_du_encoder {
  	struct drm_encoder_slave slave;
  	enum rcar_du_output output;
  	struct rcar_du_hdmienc *hdmi;
  	struct rcar_du_lvdsenc *lvds;
  };
  
  #define to_rcar_encoder(e) \
  	container_of(e, struct rcar_du_encoder, slave.base)
  
  #define rcar_encoder_to_drm_encoder(e)	(&(e)->slave.base)
  
  struct rcar_du_connector {
  	struct drm_connector connector;
  	struct rcar_du_encoder *encoder;
  };
  
  #define to_rcar_connector(c) \
  	container_of(c, struct rcar_du_connector, connector)
  
  struct drm_encoder *
  rcar_du_connector_best_encoder(struct drm_connector *connector);
  
  int rcar_du_encoder_init(struct rcar_du_device *rcdu,
  			 enum rcar_du_encoder_type type,
  			 enum rcar_du_output output,
  			 struct device_node *enc_node,
  			 struct device_node *con_node);
  
  #endif /* __RCAR_DU_ENCODER_H__ */