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/*
* rcar_du_crtc.h -- R-Car Display Unit CRTCs
*
* Copyright (C) 2013-2014 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 __RCAR_DU_CRTC_H__
#define __RCAR_DU_CRTC_H__
#include <linux/mutex.h>
#include <linux/wait.h>
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
struct rcar_du_group;
struct rcar_du_crtc {
struct drm_crtc crtc;
struct clk *clock;
struct clk *extclock;
unsigned int mmio_offset;
unsigned int index;
bool started;
struct drm_pending_vblank_event *event;
wait_queue_head_t flip_wait;
unsigned int outputs;
bool enabled;
struct rcar_du_group *group;
};
#define to_rcar_crtc(c) container_of(c, struct rcar_du_crtc, crtc)
enum rcar_du_output {
RCAR_DU_OUTPUT_DPAD0,
RCAR_DU_OUTPUT_DPAD1,
RCAR_DU_OUTPUT_LVDS0,
RCAR_DU_OUTPUT_LVDS1,
RCAR_DU_OUTPUT_TCON,
RCAR_DU_OUTPUT_MAX,
};
int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index);
void rcar_du_crtc_enable_vblank(struct rcar_du_crtc *rcrtc, bool enable);
void rcar_du_crtc_suspend(struct rcar_du_crtc *rcrtc);
void rcar_du_crtc_resume(struct rcar_du_crtc *rcrtc);
void rcar_du_crtc_route_output(struct drm_crtc *crtc,
enum rcar_du_output output);
#endif /* __RCAR_DU_CRTC_H__ */
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