extern int viafb_LCD_ON;
extern int viafb_DVI_ON;
extern int viafb_hotplug;
-extern int viafb_memsize;
extern int strict_strtoul(const char *cp, unsigned int base,
unsigned long *res);
-void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
- int mode_index);
-int viafb_get_mode_index(int hres, int vres);
u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
*plvds_setting_info, struct lvds_chip_information
*plvds_chip_info, u8 index);