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 #include "exynos_drm_drv.h"
19 
20 struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
21 					struct drm_plane *plane,
22 					int pipe,
23 					enum exynos_drm_output_type type,
24 					const struct exynos_drm_crtc_ops *ops,
25 					void *context);
26 int exynos_drm_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe);
27 void exynos_drm_crtc_disable_vblank(struct drm_device *dev, unsigned int pipe);
28 void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc);
29 void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc,
30 				   struct exynos_drm_plane *exynos_plane);
31 void exynos_drm_crtc_complete_scanout(struct drm_framebuffer *fb);
32 
33 /* This function gets pipe value to crtc device matched with out_type. */
34 int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev,
35 				       enum exynos_drm_output_type out_type);
36 
37 /*
38  * This function calls the crtc device(manager)'s te_handler() callback
39  * to trigger to transfer video image at the tearing effect synchronization
40  * signal.
41  */
42 void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
43 
44 #endif
45