bridge_clr
bridge_clr(bc, b_device[slot].reg, BRIDGE_DEV_SWAP_DIR);
bridge_clr(data->bc, b_int_enable, (1 << irqd->hwirq));
bridge_clr(bc, b_wid_control,
bridge_clr(bc, b_wid_control, BRIDGE_CTRL_PAGE_SIZE);