drivers/gpu/drm/shmobile/shmob_drm_crtc.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * shmob_drm_crtc.h  --  SH Mobile DRM CRTCs
   4  *
   5  * Copyright (C) 2012 Renesas Electronics Corporation
   6  *
   7  * Laurent Pinchart (laurent.pinchart@ideasonboard.com)
   8  */
   9
  10 #ifndef __SHMOB_DRM_CRTC_H__
  11 #define __SHMOB_DRM_CRTC_H__
  12
  13 #include <drm/drm_crtc.h>
  14 #include <drm/drm_connector.h>
  15 #include <drm/drm_encoder.h>
  16
  17 struct backlight_device;
  18 struct drm_pending_vblank_event;
  19 struct shmob_drm_device;
  20 struct shmob_drm_format_info;
  21
  22 struct shmob_drm_crtc {
  23         struct drm_crtc crtc;
  24
  25         struct drm_pending_vblank_event *event;
  26         int dpms;
  27
  28         const struct shmob_drm_format_info *format;
  29         unsigned long dma[2];
  30         unsigned int line_size;
  31         bool started;
  32 };
  33
  34 struct shmob_drm_encoder {
  35         struct drm_encoder encoder;
  36         int dpms;
  37 };
  38
  39 struct shmob_drm_connector {
  40         struct drm_connector connector;
  41         struct drm_encoder *encoder;
  42
  43         struct backlight_device *backlight;
  44 };
  45
  46 int shmob_drm_crtc_create(struct shmob_drm_device *sdev);
  47 void shmob_drm_crtc_finish_page_flip(struct shmob_drm_crtc *scrtc);
  48 void shmob_drm_crtc_suspend(struct shmob_drm_crtc *scrtc);
  49 void shmob_drm_crtc_resume(struct shmob_drm_crtc *scrtc);
  50
  51 int shmob_drm_encoder_create(struct shmob_drm_device *sdev);
  52 int shmob_drm_connector_create(struct shmob_drm_device *sdev,
  53                                struct drm_encoder *encoder);
  54
  55 #endif /* __SHMOB_DRM_CRTC_H__ */