1 /* 2 * rcar_du_crtc.h -- R-Car Display Unit CRTCs 3 * 4 * Copyright (C) 2013-2014 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 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 23 struct rcar_du_group; 24 struct rcar_du_plane; 25 26 struct 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 44 int rcar_du_crtc_create(struct rcar_du_group *rgrp, unsigned int index); 45 void rcar_du_crtc_enable_vblank(struct rcar_du_crtc *rcrtc, bool enable); 46 void rcar_du_crtc_cancel_page_flip(struct rcar_du_crtc *rcrtc, 47 struct drm_file *file); 48 void rcar_du_crtc_suspend(struct rcar_du_crtc *rcrtc); 49 void rcar_du_crtc_resume(struct rcar_du_crtc *rcrtc); 50 51 void rcar_du_crtc_route_output(struct drm_crtc *crtc, 52 enum rcar_du_output output); 53 void rcar_du_crtc_update_planes(struct drm_crtc *crtc); 54 55 #endif /* __RCAR_DU_CRTC_H__ */ 56