static ssize_t fastsysclk_show(struct device *dev, char *buf)
static ssize_t fastsysclk_show(struct device *dev, struct device_attribute *attr, char *buf)
static ssize_t fastsysclk_show(struct device *dev, char *buf){	struct fb_info *info = dev_get_drvdata(dev);	struct w100fb_par *par=info->par;	return sprintf(buf, "%d\n",par->fastsysclk_mode);}