[dpdk-dev] [PATCH] doc: add a co-existence consideration for qede PMD

Thomas Monjalon thomas at monjalon.net
Wed Jul 31 10:31:27 CEST 2019


31/07/2019 10:02, Rasesh Mody:
> Add and update co-existence considerations for qede PMD
> 
> Signed-off-by: Rasesh Mody <rmody at marvell.com>
> ---
>  doc/guides/nics/qede.rst | 21 +++++++++++++++++++--
>  1 file changed, 19 insertions(+), 2 deletions(-)
> 
> +- Linux kernel drivers and qede PMD can’t be mixed on a given FastLinQ
> +  QL4xxx adapter. This type of coexistence is unsupported. A given
> +  adapter needs to be completely used by DPDK or Linux drivers, when
> +  SR-IOV is not enabled. Before binging DPDK driver to one or more
> +  devices on the adapter, please make sure to unbind Linux drivers from
> +  all devices of the adapter. If there are multiple adapters on the
> +  system, one or more adapter can be used by DPDK driver and other
> +  adapters can be used by Linux drivers.
> +
> +- When SR-IOV is enabled, Linux native kernel driver (qede) can be bound
> +  to the PFs of a given adapter and either DPDK or Linux drivers can be
> +  bound to the VFs of the adapter.

This part is not specific to qede, but related to UIO/VFIO behaviour.
I think we already have this kind of explanation in the Linux guide.
If not, please update it and add a reference link from here.
Thanks




More information about the dev mailing list