RE: [PATCH 2/2] app/testpmd: add test for external RxQ

[Michael Baum <michaelba@nvidia.com>]

On 3/3/2022 3:02 PM, Ferruh Yigit wrote:
> On 3/1/2022 8:26 PM, Michael Baum wrote:
> > diff --git a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > index d6490947c4..de5665c886 100644
> > --- a/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > +++ b/doc/guides/testpmd_app_ug/testpmd_funcs.rst
> > @@ -2502,6 +2502,26 @@ To cleanup txq mbufs currently cached by
> driver::
> >
> >   If the value of ``free_cnt`` is 0, driver should free all cached mbufs.
> >
> > +
> > +port map external RxQ
> > +~~~~~~~~~~~~~~~~~~~~~
> > +
> > +MLX5 internal API for external RxQ mapping management.
> > +
> > +Map HW queue index (32 bit) to rte_flow queue index (16 bit) for
> external RxQ::
> > +
> > +   testpmd> port (port_id) ext_rxq map (rte_queue_id) (hw_queue_id)
> > +
> > +Unmap external Rx queue rte_flow index mapping::
> > +
> > +   testpmd> port (port_id) ext_rxq unmap (rte_queue_id)
> > +
> > +where:
> > +
> > +* ``rte_queue_id``: queue index in reage [64536, 65535].
> 
> s/reage/range/ ?

Yes you right, It should have been "range".
Thank you for This correction.

> And range looks odd, is [64536, 65535] correct? If so does it deserve
> additional clarification?

It is correct, it the highest 1000 numbers in 16 bits.
[64536, 65535] is [UINT16_MAX - 1000 +1, UINT16_MAX].
I'll add more explanation.

> > +* ``hw_queue_id``: queue index given by HW in queue creation.
> > +
> > +
> >   Device Functions
> >   ----------------