drivers/staging/xgifb/vb_ext.c

   1 #include <linux/io.h>
   2 #include <linux/types.h>
   3 #include "XGIfb.h"
   4
   5 #include "vb_def.h"
   6 #include "vgatypes.h"
   7 #include "vb_struct.h"
   8 #include "vb_util.h"
   9 #include "vb_setmode.h"
  10 #include "vb_ext.h"
  11
  12 /**************************************************************
  13  *********************** Dynamic Sense ************************
  14  *************************************************************/
  15
  16 unsigned short XGINew_SenseLCD(struct xgi_hw_device_info *HwDeviceExtension,
  17                      struct vb_device_info *pVBInfo)
  18 {
  19         unsigned short temp;
  20
  21         /* add lcd sense */
  22         if (HwDeviceExtension->ulCRT2LCDType == LCD_UNKNOWN) {
  23                 return 0;
  24         } else {
  25                 temp = (unsigned short) HwDeviceExtension->ulCRT2LCDType;
  26                 switch (HwDeviceExtension->ulCRT2LCDType) {
  27                 case LCD_INVALID:
  28                 case LCD_800x600:
  29                 case LCD_1024x768:
  30                 case LCD_1280x1024:
  31                         break;
  32
  33                 case LCD_640x480:
  34                 case LCD_1024x600:
  35                 case LCD_1152x864:
  36                 case LCD_1280x960:
  37                 case LCD_1152x768:
  38                         temp = 0;
  39                         break;
  40
  41                 case LCD_1400x1050:
  42                 case LCD_1280x768:
  43                 case LCD_1600x1200:
  44                         break;
  45
  46                 case LCD_1920x1440:
  47                 case LCD_2048x1536:
  48                         temp = 0;
  49                         break;
  50
  51                 default:
  52                         break;
  53                 }
  54                 xgifb_reg_and_or(pVBInfo->P3d4, 0x36, 0xF0, temp);
  55                 return 1;
  56         }
  57 }