RE: [PATCH 06/41] IB/hfi1: add char device instantiation code

Marciniszyn, Mike
2015-07-08T22:11:44Z

>
> so what's the role of the char-device? why should a low-level driver which is
> part of the upstream RDMA stack contain a char-device?
>
> Or.
>

Contains additional char devices:
- PSM character device
- diagnostic character devices

The nature of the hardware requires both of these additional devices that don't fit as part of the RDMA stack.

Mike