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 32 /* This function gets pipe value to crtc device matched with out_type. */ 33 int exynos_drm_crtc_get_pipe_from_type(struct drm_device *drm_dev, 34 enum exynos_drm_output_type out_type); 35 36 /* 37 * This function calls the crtc device(manager)'s te_handler() callback 38 * to trigger to transfer video image at the tearing effect synchronization 39 * signal. 40 */ 41 void exynos_drm_crtc_te_handler(struct drm_crtc *crtc); 42 43 /* This function cancels a page flip request. */ 44 void exynos_drm_crtc_cancel_page_flip(struct drm_crtc *crtc, 45 struct drm_file *file); 46 47 #endif 48