The Intel 100-series chipset now includes the integrated Ethernet as part
of a multifunction package.  The Ethernet function does not include native
ACS support, but Intel confirms that the device is not capable of peer-to-
peer within the package.  We can therefore quirk it to expose the
isolation.
Signed-off-by: NAlex Williamson <alex.williamson@redhat.com>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>
Acked-by: NJohn Ronciak <john.ronciak@gmail.com>