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dvi.h
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1 /*
2  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4 
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public
7  * License as published by the Free Software Foundation;
8  * either version 2, or (at your option) any later version.
9 
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12  * the implied warranty of MERCHANTABILITY or FITNESS FOR
13  * A PARTICULAR PURPOSE.See the GNU General Public License
14  * for more details.
15 
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc.,
19  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20  */
21 
22 #ifndef __DVI_H__
23 #define __DVI_H__
24 
25 /*Definition TMDS Device ID register*/
26 #define VT1632_DEVICE_ID_REG 0x02
27 #define VT1632_DEVICE_ID 0x92
28 
29 #define GET_DVI_SIZE_BY_SYSTEM_BIOS 0x01
30 #define GET_DVI_SIZE_BY_VGA_BIOS 0x02
31 #define GET_DVI_SZIE_BY_HW_STRAPPING 0x03
32 
33 /* Definition DVI Panel ID*/
34 /* Resolution: 640x480, Channel: single, Dithering: Enable */
35 #define DVI_PANEL_ID0_640X480 0x00
36 /* Resolution: 800x600, Channel: single, Dithering: Enable */
37 #define DVI_PANEL_ID1_800x600 0x01
38 /* Resolution: 1024x768, Channel: single, Dithering: Enable */
39 #define DVI_PANEL_ID1_1024x768 0x02
40 /* Resolution: 1280x768, Channel: single, Dithering: Enable */
41 #define DVI_PANEL_ID1_1280x768 0x03
42 /* Resolution: 1280x1024, Channel: dual, Dithering: Enable */
43 #define DVI_PANEL_ID1_1280x1024 0x04
44 /* Resolution: 1400x1050, Channel: dual, Dithering: Enable */
45 #define DVI_PANEL_ID1_1400x1050 0x05
46 /* Resolution: 1600x1200, Channel: dual, Dithering: Enable */
47 #define DVI_PANEL_ID1_1600x1200 0x06
48 
49 /* Define the version of EDID*/
50 #define EDID_VERSION_1 1
51 #define EDID_VERSION_2 2
52 
53 #define DEV_CONNECT_DVI 0x01
54 #define DEV_CONNECT_HDMI 0x02
55 
56 int viafb_dvi_sense(void);
57 void viafb_dvi_disable(void);
58 void viafb_dvi_enable(void);
61  struct tmds_setting_information *tmds_setting);
62 void viafb_dvi_set_mode(const struct fb_var_screeninfo *var,
63  u16 cxres, u16 cyres, int iga);
64 
65 #endif /* __DVI_H__ */