LXR linux/drivers/media/platform/vsp1/vsp1

   1/*
   2 * vsp1_drm.h  --  R-Car VSP1 DRM/KMS Interface
   3 *
   4 * Copyright (C) 2015 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#ifndef __VSP1_DRM_H__
  14#define __VSP1_DRM_H__
  15
  16#include <linux/videodev2.h>
  17
  18#include "vsp1_pipe.h"
  19
  20/**
  21 * vsp1_drm - State for the API exposed to the DRM driver
  22 * @pipe: the VSP1 pipeline used for display
  23 * @num_inputs: number of active pipeline inputs at the beginning of an update
  24 * @planes: source crop rectangle, destination compose rectangle and z-order
  25 *      position for every input
  26 */
  27struct vsp1_drm {
  28        struct vsp1_pipeline pipe;
  29        unsigned int num_inputs;
  30        struct {
  31                bool enabled;
  32                struct v4l2_rect crop;
  33                struct v4l2_rect compose;
  34                unsigned int zpos;
  35        } inputs[VSP1_MAX_RPF];
  36};
  37
  38int vsp1_drm_init(struct vsp1_device *vsp1);
  39void vsp1_drm_cleanup(struct vsp1_device *vsp1);
  40int vsp1_drm_create_links(struct vsp1_device *vsp1);
  41
  42void vsp1_drm_display_start(struct vsp1_device *vsp1);
  43
  44#endif /* __VSP1_DRM_H__ */
  45