FIFO_INT
temp = smsc911x_reg_read(pdata, FIFO_INT);
smsc911x_reg_write(pdata, FIFO_INT, temp);
temp = smsc911x_reg_read(pdata, FIFO_INT);
smsc911x_reg_write(pdata, FIFO_INT, temp);
temp = smsc911x_reg_read(pdata, FIFO_INT);
smsc911x_reg_write(pdata, FIFO_INT, temp);