xref: /linux/drivers/video/fbdev/via/dvi.h (revision f7018c21350204c4cf628462f229d44d03545254)
1*f7018c21STomi Valkeinen /*
2*f7018c21STomi Valkeinen  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3*f7018c21STomi Valkeinen  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4*f7018c21STomi Valkeinen 
5*f7018c21STomi Valkeinen  * This program is free software; you can redistribute it and/or
6*f7018c21STomi Valkeinen  * modify it under the terms of the GNU General Public
7*f7018c21STomi Valkeinen  * License as published by the Free Software Foundation;
8*f7018c21STomi Valkeinen  * either version 2, or (at your option) any later version.
9*f7018c21STomi Valkeinen 
10*f7018c21STomi Valkeinen  * This program is distributed in the hope that it will be useful,
11*f7018c21STomi Valkeinen  * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12*f7018c21STomi Valkeinen  * the implied warranty of MERCHANTABILITY or FITNESS FOR
13*f7018c21STomi Valkeinen  * A PARTICULAR PURPOSE.See the GNU General Public License
14*f7018c21STomi Valkeinen  * for more details.
15*f7018c21STomi Valkeinen 
16*f7018c21STomi Valkeinen  * You should have received a copy of the GNU General Public License
17*f7018c21STomi Valkeinen  * along with this program; if not, write to the Free Software
18*f7018c21STomi Valkeinen  * Foundation, Inc.,
19*f7018c21STomi Valkeinen  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20*f7018c21STomi Valkeinen  */
21*f7018c21STomi Valkeinen 
22*f7018c21STomi Valkeinen #ifndef __DVI_H__
23*f7018c21STomi Valkeinen #define __DVI_H__
24*f7018c21STomi Valkeinen 
25*f7018c21STomi Valkeinen /*Definition TMDS Device ID register*/
26*f7018c21STomi Valkeinen #define     VT1632_DEVICE_ID_REG        0x02
27*f7018c21STomi Valkeinen #define     VT1632_DEVICE_ID            0x92
28*f7018c21STomi Valkeinen 
29*f7018c21STomi Valkeinen #define     GET_DVI_SIZE_BY_SYSTEM_BIOS     0x01
30*f7018c21STomi Valkeinen #define     GET_DVI_SIZE_BY_VGA_BIOS        0x02
31*f7018c21STomi Valkeinen #define     GET_DVI_SZIE_BY_HW_STRAPPING    0x03
32*f7018c21STomi Valkeinen 
33*f7018c21STomi Valkeinen /* Definition DVI Panel ID*/
34*f7018c21STomi Valkeinen /* Resolution: 640x480,   Channel: single, Dithering: Enable */
35*f7018c21STomi Valkeinen #define     DVI_PANEL_ID0_640X480       0x00
36*f7018c21STomi Valkeinen /* Resolution: 800x600,   Channel: single, Dithering: Enable */
37*f7018c21STomi Valkeinen #define     DVI_PANEL_ID1_800x600       0x01
38*f7018c21STomi Valkeinen /* Resolution: 1024x768,  Channel: single, Dithering: Enable */
39*f7018c21STomi Valkeinen #define     DVI_PANEL_ID1_1024x768      0x02
40*f7018c21STomi Valkeinen /* Resolution: 1280x768,  Channel: single, Dithering: Enable */
41*f7018c21STomi Valkeinen #define     DVI_PANEL_ID1_1280x768      0x03
42*f7018c21STomi Valkeinen /* Resolution: 1280x1024, Channel: dual,   Dithering: Enable */
43*f7018c21STomi Valkeinen #define     DVI_PANEL_ID1_1280x1024     0x04
44*f7018c21STomi Valkeinen /* Resolution: 1400x1050, Channel: dual,   Dithering: Enable */
45*f7018c21STomi Valkeinen #define     DVI_PANEL_ID1_1400x1050     0x05
46*f7018c21STomi Valkeinen /* Resolution: 1600x1200, Channel: dual,   Dithering: Enable */
47*f7018c21STomi Valkeinen #define     DVI_PANEL_ID1_1600x1200     0x06
48*f7018c21STomi Valkeinen 
49*f7018c21STomi Valkeinen /* Define the version of EDID*/
50*f7018c21STomi Valkeinen #define     EDID_VERSION_1      1
51*f7018c21STomi Valkeinen #define     EDID_VERSION_2      2
52*f7018c21STomi Valkeinen 
53*f7018c21STomi Valkeinen #define     DEV_CONNECT_DVI     0x01
54*f7018c21STomi Valkeinen #define     DEV_CONNECT_HDMI    0x02
55*f7018c21STomi Valkeinen 
56*f7018c21STomi Valkeinen int viafb_dvi_sense(void);
57*f7018c21STomi Valkeinen void viafb_dvi_disable(void);
58*f7018c21STomi Valkeinen void viafb_dvi_enable(void);
59*f7018c21STomi Valkeinen bool viafb_tmds_trasmitter_identify(void);
60*f7018c21STomi Valkeinen void viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
61*f7018c21STomi Valkeinen 	struct tmds_setting_information *tmds_setting);
62*f7018c21STomi Valkeinen void viafb_dvi_set_mode(const struct fb_var_screeninfo *var,
63*f7018c21STomi Valkeinen 	u16 cxres, u16 cyres, int iga);
64*f7018c21STomi Valkeinen 
65*f7018c21STomi Valkeinen #endif /* __DVI_H__ */
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