1 /* exynos_drm_crtc.h
2  *
3  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
4  * Authors:
5  *	Inki Dae <inki.dae@samsung.com>
6  *	Joonyoung Shim <jy0922.shim@samsung.com>
7  *	Seung-Woo Kim <sw0312.kim@samsung.com>
8  *
9  * This program is free software; you can redistribute  it and/or modify it
10  * under  the terms of  the GNU General  Public License as published by the
11  * Free Software Foundation;  either version 2 of the  License, or (at your
12  * option) any later version.
13  */
14 
15 #ifndef _EXYNOS_DRM_CRTC_H_
16 #define _EXYNOS_DRM_CRTC_H_
17 
18 struct drm_device;
19 struct drm_crtc;
20 struct exynos_drm_manager;
21 struct exynos_drm_overlay;
22 
23 int exynos_drm_crtc_create(struct exynos_drm_manager *manager);
24 int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int pipe);
25 void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int pipe);
26 void exynos_drm_crtc_finish_pageflip(struct drm_device *dev, int pipe);
27 void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb);
28 
29 void exynos_drm_crtc_plane_mode_set(struct drm_crtc *crtc,
30 			struct exynos_drm_overlay *overlay);
31 void exynos_drm_crtc_plane_commit(struct drm_crtc *crtc, int zpos);
32 void exynos_drm_crtc_plane_enable(struct drm_crtc *crtc, int zpos);
33 void exynos_drm_crtc_plane_disable(struct drm_crtc *crtc, int zpos);
34 
35 /* This function gets pipe value to crtc device matched with out_type. */
36 int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev,
37 					unsigned int out_type);
38 
39 /*
40  * This function calls the crtc device(manager)'s te_handler() callback
41  * to trigger to transfer video image at the tearing effect synchronization
42  * signal.
43  */
44 void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
45 
46 #endif
47