DPDK exposes API all the way from 10Mbps to 100Gbps.
http://doc.dpdk.org/api/rte__ethdev_8h_source.html
Can other cards be added? 25G is now getting really popular.
Thanks
On Wed, 22 Aug 2018 at 16:28, Stokes, Ian <ian.sto...@intel.com> wrote:
> > In the scenario of XL710, the link speed which stored in the table of
> > Interface is not 40G. Because the implementation of query of link speed
> > only support to 10G, the parameter 'current' will be a random value in
> the
> > scenario of higher link speed. In this case, incorrect link speed of
> XL710
> > nic will be stored in the database.
> >
>
> Good catch, I've tested and it works as expected. I'll add this to the
> dpdk_merge pull request for this week and backport it to the previous
> release branches also.
>
> Thanks
> Ian
>
> > Signed-off-by: Xu Binbin <xu.binb...@zte.com.cn>
> > ---
> > lib/netdev-dpdk.c | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> > diff --git a/lib/netdev-dpdk.c b/lib/netdev-dpdk.c index ac02a09..e4b6ced
> > 100644
> > --- a/lib/netdev-dpdk.c
> > +++ b/lib/netdev-dpdk.c
> > @@ -2735,6 +2735,9 @@ netdev_dpdk_get_features(const struct netdev
> > *netdev,
> > if (link.link_speed == ETH_SPEED_NUM_10G) {
> > *current = NETDEV_F_10GB_FD;
> > }
> > + if (link.link_speed == ETH_SPEED_NUM_40G) {
> > + *current = NETDEV_F_40GB_FD;
> > + }
> > }
> >
> > if (link.link_autoneg) {
> > --
> > 1.8.3.1
> >
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