drivers/gpu/drm/shmobile/shmob_drm_crtc.h

   1 /*
   2  * shmob_drm_crtc.h  --  SH Mobile DRM CRTCs
   3  *
   4  * Copyright (C) 2012 Renesas Electronics Corporation
   5  *
   6  * 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 __SHMOB_DRM_CRTC_H__
  15 #define __SHMOB_DRM_CRTC_H__
  16
  17 #include <drm/drmP.h>
  18 #include <drm/drm_crtc.h>
  19 #include <drm/drm_encoder.h>
  20
  21 struct backlight_device;
  22 struct shmob_drm_device;
  23
  24 struct shmob_drm_crtc {
  25         struct drm_crtc crtc;
  26
  27         struct drm_pending_vblank_event *event;
  28         int dpms;
  29
  30         const struct shmob_drm_format_info *format;
  31         void *cache;
  32         unsigned long dma[2];
  33         unsigned int line_size;
  34         bool started;
  35 };
  36
  37 struct shmob_drm_encoder {
  38         struct drm_encoder encoder;
  39         int dpms;
  40 };
  41
  42 struct shmob_drm_connector {
  43         struct drm_connector connector;
  44         struct drm_encoder *encoder;
  45
  46         struct backlight_device *backlight;
  47 };
  48
  49 int shmob_drm_crtc_create(struct shmob_drm_device *sdev);
  50 void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc);
  51 void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc);
  52 void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc);
  53
  54 int shmob_drm_encoder_create(struct shmob_drm_device *sdev);
  55 int shmob_drm_connector_create(struct shmob_drm_device *sdev,
  56                                struct drm_encoder *encoder);
  57
  58 #endif /* __SHMOB_DRM_CRTC_H__ */