[openib-general] MT25218 (aka Arbel memfree) support

[Roland Dreier]

    Roland> By the way, there's no need for a runtime flag, the PCI
    Roland> device ID is sufficient to distinguish Tavor mode from
    Roland> Arbel mode.

    Michael> How do you mean? I see you use the hca_type flag?

Maybe I misunderstood you.  But all I meant was that there's no
requirement to add any more code to check for HCA type or require the
user to set a flag.

 - Roland