J721EXSOMXEVM: SRIOV enabling

Part Number: J721EXSOMXEVM

Hello,

How to enable SRIOV for the PCIe ports?

echo 1 > /sys/bus/pci/devices/0001\:01\:00.0/sriov_numvfs

is not working, as it I received error saying, sysfs interface is not available to enable SRIOV.

Thanks,

Shiva