[openib-general] [query]requirement of 'process_mad' in the HCA driver

[Roland Dreier]

 > But isn't it handled by SMA in the host...... i am little bit confused now .
 > please just whether  it is required to implement process_mad (suppose) for new HCA driver....if it is required  why?

You can think of the process_mad() method as the interface from the
SMA to the hardware.  For example when a set of PortInfo occurs, then
the hardware has to know what the local LID is, etc.