drivers/gpu/drm/shmobile/shmob_drm_crtc.h

   1 /*
   2  * shmob_drm_crtc.h  --  SH Mobile DRM CRTCs
   3  *
   4  * Copyright (C) 2012 Renesas 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
  20 struct backlight_device;
  21 struct shmob_drm_device;
  22
  23 struct shmob_drm_crtc {
  24         struct drm_crtc crtc;
  25
  26         struct drm_pending_vblank_event *event;
  27         int dpms;
  28
  29         const struct shmob_drm_format_info *format;
  30         void *cache;
  31         unsigned long dma[2];
  32         unsigned int line_size;
  33         bool started;
  34 };
  35
  36 struct shmob_drm_encoder {
  37         struct drm_encoder encoder;
  38         int dpms;
  39 };
  40
  41 struct shmob_drm_connector {
  42         struct drm_connector connector;
  43         struct drm_encoder *encoder;
  44
  45         struct backlight_device *backlight;
  46 };
  47
  48 int shmob_drm_crtc_create(struct shmob_drm_device *sdev);
  49 void shmob_drm_crtc_enable_vblank(struct shmob_drm_device *sdev, bool enable);
  50 void shmob_drm_crtc_cancel_page_flip(struct shmob_drm_crtc *scrtc,
  51                                      struct drm_file *file);
  52 void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc);
  53 void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc);
  54 void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc);
  55
  56 int shmob_drm_encoder_create(struct shmob_drm_device *sdev);
  57 int shmob_drm_connector_create(struct shmob_drm_device *sdev,
  58                                struct drm_encoder *encoder);
  59
  60 #endif /* __SHMOB_DRM_CRTC_H__ */