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
10 #define VTG_TOP_FIELD_EVENT 1
11 #define VTG_BOTTOM_FIELD_EVENT 2
14 struct drm_display_mode
;
15 struct notifier_block
;
17 struct sti_vtg
*of_vtg_find(struct device_node
*np
);
18 void sti_vtg_set_config(struct sti_vtg
*vtg
,
19 const struct drm_display_mode
*mode
);
20 int sti_vtg_register_client(struct sti_vtg
*vtg
,
21 struct notifier_block
*nb
, int crtc_id
);
22 int sti_vtg_unregister_client(struct sti_vtg
*vtg
,
23 struct notifier_block
*nb
);
25 u32
sti_vtg_get_line_number(struct drm_display_mode mode
, int y
);
26 u32
sti_vtg_get_pixel_number(struct drm_display_mode mode
, int x
);