linux/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
Laurent Pinchart f66ee304ae drm/rcar-du: Support per-CRTC clock and IRQ
Some of the DU revisions use one clock and IRQ per CRTC instead of one
clock and IRQ per device. Retrieve the correct clock and register the
correct IRQ for each CRTC.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2013-08-09 23:17:41 +02:00

51 lines
1.3 KiB
C

/*
* rcar_du_crtc.h -- R-Car Display Unit CRTCs
*
* Copyright (C) 2013 Renesas 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 <drm/drmP.h>
#include <drm/drm_crtc.h>
struct rcar_du_device;
struct rcar_du_plane;
struct rcar_du_crtc {
struct drm_crtc crtc;
struct clk *clock;
unsigned int mmio_offset;
unsigned int index;
bool started;
struct drm_pending_vblank_event *event;
unsigned int outputs;
int dpms;
struct rcar_du_plane *plane;
};
int rcar_du_crtc_create(struct rcar_du_device *rcdu, unsigned int index);
void rcar_du_crtc_enable_vblank(struct rcar_du_crtc *rcrtc, bool enable);
void rcar_du_crtc_cancel_page_flip(struct rcar_du_crtc *rcrtc,
struct drm_file *file);
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, unsigned int output);
void rcar_du_crtc_update_planes(struct drm_crtc *crtc);
#endif /* __RCAR_DU_CRTC_H__ */