A_MI1_DATA
ret = t3_read_reg(adapter, A_MI1_DATA);
t3_write_reg(adapter, A_MI1_DATA, val);
t3_write_reg(adapter, A_MI1_DATA, reg_addr);
ret = t3_read_reg(adapter, A_MI1_DATA);
t3_write_reg(adapter, A_MI1_DATA, val);