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 | |
18 | struct sti_vtg; |
19 | struct drm_crtc; |
20 | struct drm_display_mode; |
21 | struct notifier_block; |
22 | |
23 | struct sti_vtg *of_vtg_find(struct device_node *np); |
24 | void sti_vtg_set_config(struct sti_vtg *vtg, |
25 | const struct drm_display_mode *mode); |
26 | int sti_vtg_register_client(struct sti_vtg *vtg, struct notifier_block *nb, |
27 | struct drm_crtc *crtc); |
28 | int sti_vtg_unregister_client(struct sti_vtg *vtg, |
29 | struct notifier_block *nb); |
30 | |
31 | u32 sti_vtg_get_line_number(struct drm_display_mode mode, int y); |
32 | u32 sti_vtg_get_pixel_number(struct drm_display_mode mode, int x); |
33 | |
34 | #endif |
35 | |