1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (C) STMicroelectronics SA 2014
4 * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
10 #define VTG_TOP_FIELD_EVENT 1
11 #define VTG_BOTTOM_FIELD_EVENT 2
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
20 struct drm_display_mode
;
21 struct notifier_block
;
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
);
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
);