w1_ds2780_io
return w1_ds2780_io(dev_info->w1_dev, buf, addr, count, io);
EXPORT_SYMBOL(w1_ds2780_io);
return w1_ds2780_io(dev, buf, off, count, 0);
extern int w1_ds2780_io(struct device *dev, char *buf, int addr, size_t count,