1/*
 2 * rcar_du_crtc.h  --  R-Car Display Unit CRTCs
 3 *
 4 * Copyright (C) 2013 Renesas 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
14#ifndef __RCAR_DU_CRTC_H__
15#define __RCAR_DU_CRTC_H__
16
17#include <linux/mutex.h>
18#include <linux/platform_data/rcar-du.h>
19
20#include <drm/drmP.h>
21#include <drm/drm_crtc.h>
22
23struct rcar_du_group;
24struct rcar_du_plane;
25
26struct rcar_du_crtc {
27	struct drm_crtc crtc;
28
29	struct clk *clock;
30	unsigned int mmio_offset;
31	unsigned int index;
32	bool started;
33
34	struct drm_pending_vblank_event *event;
35	unsigned int outputs;
36	int dpms;
37
38	struct rcar_du_group *group;
39	struct rcar_du_plane *plane;
40};
41
42#define to_rcar_crtc(c)	container_of(c, struct rcar_du_crtc, crtc)
43
44int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index);
45void rcar_du_crtc_enable_vblank(struct rcar_du_crtc *rcrtc, bool enable);
46void rcar_du_crtc_cancel_page_flip(struct rcar_du_crtc *rcrtc,
47				   struct drm_file *file);
48void rcar_du_crtc_suspend(struct rcar_du_crtc *rcrtc);
49void rcar_du_crtc_resume(struct rcar_du_crtc *rcrtc);
50
51void rcar_du_crtc_route_output(struct drm_crtc *crtc,
52			       enum rcar_du_output output);
53void rcar_du_crtc_update_planes(struct drm_crtc *crtc);
54
55#endif /* __RCAR_DU_CRTC_H__ */