How to tell if a PCI device is supported on Red Hat Enterprise Linux 7
Updated -
RHEL6 provided a modules.pcimap file that users could check to determine whether their devices were supported. This file is no longer available on RHEL7, but the modules.alias file can be a useful replacement.
1. Determine the device's PCI ID
You can find this out from the manufacturer of your device, or use lspci -nn, like so.
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