drivers/gpu/drm/rcar-du/rcar_du_encoder.h

   1 /*
   2  * rcar_du_encoder.h  --  R-Car Display Unit Encoder
   3  *
   4  * Copyright (C) 2013-2014 Renesas Electronics Corporation
   5  *
   6  * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  */
  13
  14 #ifndef __RCAR_DU_ENCODER_H__
  15 #define __RCAR_DU_ENCODER_H__
  16
  17 #include <drm/drm_crtc.h>
  18 #include <drm/drm_encoder_slave.h>
  19
  20 struct rcar_du_device;
  21 struct rcar_du_hdmienc;
  22 struct rcar_du_lvdsenc;
  23
  24 enum rcar_du_encoder_type {
  25         RCAR_DU_ENCODER_UNUSED = 0,
  26         RCAR_DU_ENCODER_NONE,
  27         RCAR_DU_ENCODER_VGA,
  28         RCAR_DU_ENCODER_LVDS,
  29         RCAR_DU_ENCODER_HDMI,
  30 };
  31
  32 struct rcar_du_encoder {
  33         struct drm_encoder_slave slave;
  34         enum rcar_du_output output;
  35         struct rcar_du_hdmienc *hdmi;
  36         struct rcar_du_lvdsenc *lvds;
  37 };
  38
  39 #define to_rcar_encoder(e) \
  40         container_of(e, struct rcar_du_encoder, slave.base)
  41
  42 #define rcar_encoder_to_drm_encoder(e)  (&(e)->slave.base)
  43
  44 struct rcar_du_connector {
  45         struct drm_connector connector;
  46         struct rcar_du_encoder *encoder;
  47 };
  48
  49 #define to_rcar_connector(c) \
  50         container_of(c, struct rcar_du_connector, connector)
  51
  52 struct drm_encoder *
  53 rcar_du_connector_best_encoder(struct drm_connector *connector);
  54
  55 int rcar_du_encoder_init(struct rcar_du_device *rcdu,
  56                          enum rcar_du_encoder_type type,
  57                          enum rcar_du_output output,
  58                          struct device_node *enc_node,
  59                          struct device_node *con_node);
  60
  61 #endif /* __RCAR_DU_ENCODER_H__ */