| /* |
| * Copyright (C) STMicroelectronics SA 2014 |
| * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics. |
| * License terms: GNU General Public License (GPL), version 2 |
| */ |
| |
| #ifndef _STI_VTG_H_ |
| #define _STI_VTG_H_ |
| |
| #define VTG_TOP_FIELD_EVENT 1 |
| #define VTG_BOTTOM_FIELD_EVENT 2 |
| |
| struct sti_vtg; |
| struct drm_display_mode; |
| struct notifier_block; |
| |
| struct sti_vtg *of_vtg_find(struct device_node *np); |
| void sti_vtg_set_config(struct sti_vtg *vtg, |
| const struct drm_display_mode *mode); |
| int sti_vtg_register_client(struct sti_vtg *vtg, |
| struct notifier_block *nb, int crtc_id); |
| int sti_vtg_unregister_client(struct sti_vtg *vtg, |
| struct notifier_block *nb); |
| |
| u32 sti_vtg_get_line_number(struct drm_display_mode mode, int y); |
| u32 sti_vtg_get_pixel_number(struct drm_display_mode mode, int x); |
| |
| #endif |