ETHTOOL_COALESCE_RX_USECS_LOW
ETHTOOL_COALESCE_RX_USECS_LOW |
(ETHTOOL_COALESCE_RX_USECS_LOW | ETHTOOL_COALESCE_TX_USECS_LOW | \
ETHTOOL_COALESCE_RX_USECS_LOW | ETHTOOL_COALESCE_RX_USECS_HIGH | \
nonzero_params |= ETHTOOL_COALESCE_RX_USECS_LOW;