1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* exynos_drm_crtc.h
3  *
4  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
5  * Authors:
6  *	Inki Dae <inki.dae@samsung.com>
7  *	Joonyoung Shim <jy0922.shim@samsung.com>
8  *	Seung-Woo Kim <sw0312.kim@samsung.com>
9  */
10 
11 #ifndef _EXYNOS_DRM_CRTC_H_
12 #define _EXYNOS_DRM_CRTC_H_
13 
14 
15 #include "exynos_drm_drv.h"
16 
17 struct exynos_drm_crtc *exynos_drm_crtc_create(struct drm_device *drm_dev,
18 					struct drm_plane *plane,
19 					enum exynos_drm_output_type out_type,
20 					const struct exynos_drm_crtc_ops *ops,
21 					void *context);
22 void exynos_drm_crtc_wait_pending_update(struct exynos_drm_crtc *exynos_crtc);
23 void exynos_drm_crtc_finish_update(struct exynos_drm_crtc *exynos_crtc,
24 				   struct exynos_drm_plane *exynos_plane);
25 
26 /* This function gets crtc device matched with out_type. */
27 struct exynos_drm_crtc *exynos_drm_crtc_get_by_type(struct drm_device *drm_dev,
28 				       enum exynos_drm_output_type out_type);
29 
30 int exynos_drm_set_possible_crtcs(struct drm_encoder *encoder,
31 		enum exynos_drm_output_type out_type);
32 
33 /*
34  * This function calls the crtc device(manager)'s te_handler() callback
35  * to trigger to transfer video image at the tearing effect synchronization
36  * signal.
37  */
38 void exynos_drm_crtc_te_handler(struct drm_crtc *crtc);
39 
40 void exynos_crtc_handle_event(struct exynos_drm_crtc *exynos_crtc);
41 
42 #endif
43