drivers/mga_vid.h

   1 /*
   2  *
   3  * mga_vid.h
   4  *
   5  * Copyright (C) 1999 Aaron Holtzman
   6  *
   7  * Matrox MGA G200/G400 YUV Video Interface module Version 0.1.0
   8  *
   9  * BES == Back End Scaler
  10  *
  11  * This software has been released under the terms of the GNU Public
  12  * license. See http://www.gnu.org/copyleft/gpl.html for details.
  13  */
  14
  15 #ifndef __LINUX_MGAVID_H
  16 #define __LINUX_MGAVID_H
  17
  18 typedef struct mga_vid_config_s
  19 {
  20 uint16_t version;
  21 uint16_t card_type;
  22 uint32_t ram_size;
  23 uint32_t src_width;
  24 uint32_t src_height;
  25 uint32_t dest_width;
  26 uint32_t dest_height;
  27 uint32_t x_org;
  28 uint32_t y_org;
  29 uint8_t  colkey_on;
  30 uint8_t  colkey_red;
  31 uint8_t  colkey_green;
  32 uint8_t  colkey_blue;
  33 uint32_t format;
  34 uint32_t frame_size;
  35 uint32_t num_frames;
  36 } mga_vid_config_t;
  37
  38 #define MGA_VID_FORMAT_YV12 0x32315659
  39 #define MGA_VID_FORMAT_IYUV (('I'<<24)|('Y'<<16)|('U'<<8)|'V')
  40 #define MGA_VID_FORMAT_I420 (('I'<<24)|('4'<<16)|('2'<<8)|'0')
  41 #define MGA_VID_FORMAT_YUY2 (('Y'<<24)|('U'<<16)|('Y'<<8)|'2')
  42 #define MGA_VID_FORMAT_UYVY (('U'<<24)|('Y'<<16)|('V'<<8)|'Y')
  43
  44 #define MGA_VID_CONFIG    _IOR('J', 1, mga_vid_config_t)
  45 #define MGA_VID_ON        _IO ('J', 2)
  46 #define MGA_VID_OFF       _IO ('J', 3)
  47 #define MGA_VID_FSEL _IOR('J', 4, int)
  48 #define MGA_VID_GET_LUMA _IOR('J', 5, int)
  49 #define MGA_VID_SET_LUMA _IOR('J', 6, int)
  50
  51 #define MGA_G200 0x1234
  52 #define MGA_G400 0x5678
  53 // currently unused, G450 are mapped to MGA_G400
  54 // #define MGA_G450 0x9ABC
  55 #define MGA_G550 0xDEF0
  56
  57 #define MGA_VID_VERSION 0x0201
  58
  59 #endif