(EFIAPI *EFI_PEI_SMBUS2_PPI_ARP_DEVICE)(\r
IN CONST EFI_PEI_SMBUS2_PPI *This,\r
IN BOOLEAN ArpAll,\r
- IN EFI_SMBUS_UDID *SmbusUdid, OPTIONAL\r
+ IN EFI_SMBUS_UDID *SmbusUdid OPTIONAL,\r
IN OUT EFI_SMBUS_DEVICE_ADDRESS *SlaveAddress OPTIONAL\r
);\r
\r