tegrakernel/kernel/kernel-4.9/drivers/media/platform/vsp1/vsp1_drm.h

45 lines
1.2 KiB
C

/*
* vsp1_drm.h -- R-Car VSP1 DRM/KMS Interface
*
* Copyright (C) 2015 Renesas Electronics Corporation
*
* Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef __VSP1_DRM_H__
#define __VSP1_DRM_H__
#include <linux/videodev2.h>
#include "vsp1_pipe.h"
/**
* vsp1_drm - State for the API exposed to the DRM driver
* @pipe: the VSP1 pipeline used for display
* @num_inputs: number of active pipeline inputs at the beginning of an update
* @planes: source crop rectangle, destination compose rectangle and z-order
* position for every input
*/
struct vsp1_drm {
struct vsp1_pipeline pipe;
unsigned int num_inputs;
struct {
bool enabled;
struct v4l2_rect crop;
struct v4l2_rect compose;
unsigned int zpos;
} inputs[VSP1_MAX_RPF];
};
int vsp1_drm_init(struct vsp1_device *vsp1);
void vsp1_drm_cleanup(struct vsp1_device *vsp1);
int vsp1_drm_create_links(struct vsp1_device *vsp1);
void vsp1_drm_display_start(struct vsp1_device *vsp1);
#endif /* __VSP1_DRM_H__ */