QLCNIC_HOST_MBX_CTRL
host_mbx_ctrl = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL);
QLCWRX(adapter->ahw, QLCNIC_HOST_MBX_CTRL, QLCNIC_SET_OWNER);
QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL),