ADIN1110_MAC_ADDR_FILTER_LWR
ret = adin1110_read_reg(priv, ADIN1110_MAC_ADDR_FILTER_LWR + (mac_nr * 2), &val);
ADIN1110_MAC_ADDR_FILTER_LWR + offset, val);
ret = adin1110_write_reg(priv, ADIN1110_MAC_ADDR_FILTER_LWR + offset, 0);