[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
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