LXR linux/drivers/video/via/dvi.h

   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
  56int viafb_dvi_sense(void);
  57void viafb_dvi_disable(void);
  58void viafb_dvi_enable(void);
  59bool viafb_tmds_trasmitter_identify(void);
  60void viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
  61        struct tmds_setting_information *tmds_setting);
  62void viafb_dvi_set_mode(const struct fb_var_screeninfo *var,
  63        u16 cxres, u16 cyres, int iga);
  64
  65#endif /* __DVI_H__ */
  66