1/*
 2 * Copyright (C) STMicroelectronics SA 2014
 3 * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
 4 * License terms:  GNU General Public License (GPL), version 2
 5 */
 6
 7#ifndef _STI_VTG_H_
 8#define _STI_VTG_H_
 9
10#define VTG_TOP_FIELD_EVENT     1
11#define VTG_BOTTOM_FIELD_EVENT  2
12
13#define VTG_SYNC_ID_HDMI        1
14#define VTG_SYNC_ID_HDDCS       2
15#define VTG_SYNC_ID_HDF         3
16#define VTG_SYNC_ID_DVO         4
17
18struct sti_vtg;
 
19struct drm_display_mode;
20struct notifier_block;
21
22struct sti_vtg *of_vtg_find(struct device_node *np);
23void sti_vtg_set_config(struct sti_vtg *vtg,
24		const struct drm_display_mode *mode);
25int sti_vtg_register_client(struct sti_vtg *vtg, struct notifier_block *nb,
26			    struct drm_crtc *crtc);
27int sti_vtg_unregister_client(struct sti_vtg *vtg,
28		struct notifier_block *nb);
29
30u32 sti_vtg_get_line_number(struct drm_display_mode mode, int y);
31u32 sti_vtg_get_pixel_number(struct drm_display_mode mode, int x);
32
33#endif

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright (C) STMicroelectronics SA 2014
 4 * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
 
 5 */
 6
 7#ifndef _STI_VTG_H_
 8#define _STI_VTG_H_
 9
10#define VTG_TOP_FIELD_EVENT     1
11#define VTG_BOTTOM_FIELD_EVENT  2
12
13#define VTG_SYNC_ID_HDMI        1
14#define VTG_SYNC_ID_HDDCS       2
15#define VTG_SYNC_ID_HDF         3
16#define VTG_SYNC_ID_DVO         4
17
18struct sti_vtg;
19struct drm_crtc;
20struct drm_display_mode;
21struct notifier_block;
22
23struct sti_vtg *of_vtg_find(struct device_node *np);
24void sti_vtg_set_config(struct sti_vtg *vtg,
25		const struct drm_display_mode *mode);
26int sti_vtg_register_client(struct sti_vtg *vtg, struct notifier_block *nb,
27			    struct drm_crtc *crtc);
28int sti_vtg_unregister_client(struct sti_vtg *vtg,
29		struct notifier_block *nb);
30
31u32 sti_vtg_get_line_number(struct drm_display_mode mode, int y);
32u32 sti_vtg_get_pixel_number(struct drm_display_mode mode, int x);
33
34#endif