Re: Seeking help to configure DPDK 22 on Ubuntu 22.04.1 - "No probed ethernet devices"

[Aniket singh <aniketsingh84646@gmail.com>]

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Hi Stephen,

I checked with the above mentioned method and it seems like the I210 NIC is
supported by dpdk. Still I'm getting the same problem with this NIC as well.
FYI, DPDK-19.11.1 was working with the same NIC.

Thanks,
Aniket Singh

On Sat, Jun 7, 2025 at 2:01 AM Stephen Hemminger <stephen@networkplumber.org>
wrote:

> On Fri, 6 Jun 2025 12:52:28 -0400
> Nishant Verma <vnish11@gmail.com> wrote:
>
> > If your NIC is not part of this, then yes it's NOT SUPPORTED officially.
> >
> > https://core.dpdk.org/supported/
> >
> >
> > Regards,
> > Nishant
> >
> >
> > On Fri, Jun 6, 2025 at 12:27 PM Aniket singh <aniketsingh84646@gmail.com
> >
> > wrote:
> >
> > > Hi  Stephen,
> > >
> > > I did rebind the NIC's to vfio-pci using the
> > > dpdk-devbind.py script.
> > >
> > > Does that mean both the NICs (I219-LM and I1210) are not supported by
> DPDK?
> > >
> > > Thanks,
> > > Aniket Singh
> > >
> > > On Fri, 6 Jun 2025 at 2:55 AM, Stephen Hemminger <
> > > stephen@networkplumber.org> wrote:
> > >
> > >> On Thu, 5 Jun 2025 23:23:39 +0530
> > >> Aniket singh <aniketsingh84646@gmail.com> wrote:
> > >>
> > >> > Hi Everyone,
> > >> >
> > >> > I'm trying to configure DPDK 22 on Ubuntu 22.04.3 LTS and I'm
> facing an
> > >> > issue when running the testpmd application.
> > >> >
> > >> > Whenever I execute:
> > >> >
> > >> >     sudo ./dpdk-testpmd
> > >> >
> > >> > I get the following error:
> > >> >
> > >> >     testpmd: No probed ethernet devices
> > >> >
> > >> > I've followed the setup steps from the DPDK documentation, including
> > >> > hugepages allocation and binding NICs with vfio-pci, but still
> > >> encountering
> > >> > the same issue.
> > >> >
> > >> > Could someone please help point out what might be missing or guide
> me on
> > >> > how to properly configure DPDK on this version of Ubuntu?
> > >> >
> > >> > I have tried on both these NICs:
> > >> > 0000:00:1f.6 Ethernet controller: Intel Corporation Ethernet
> Connection
> > >> > (17) I219-LM (rev 11)
> > >> > 0000:01:00.0 Ethernet controller: Intel Corporation I210 Gigabit
> Network
> > >> > Connection (rev 03)
> > >> >
> > >>
> > >> You have to rebind the NIC's to vfio-pci to allow use by DPDK.
> > >> Did you look at dpdk-devbind.py script?
> > >>
> > >> Also, some of the on board Ethernet controllers are not yet supported
> > >> by DPDK. They fall under the igb driver, but the PCI id's are not
> listed.
> > >> Needs backport from BSD or Linux driver for that.
> > >>
> > >>
>
> Use lspci to find the PCI id vendor then look at the source is the
> definitive answer.
> $ sudo ethtool -i enp87s0
> ...
> bus-info: 0000:57:00.0
>
> $ lspci -s 0000:57:00 -n
> 57:00.0 0200: 8086:125c (rev 04)
>
> drivers/net $ git grep 125C
> intel/e1000/base/e1000_hw.h:#define E1000_DEV_ID_I226_V
>  0x125C
>  $ git grep ID_I226_V
> intel/e1000/base/e1000_api.c:   case E1000_DEV_ID_I226_V:
> intel/e1000/base/e1000_hw.h:#define E1000_DEV_ID_I226_V
>  0x125C
> intel/e1000/igc_ethdev.c:       { RTE_PCI_DEVICE(IGC_INTEL_VENDOR_ID,
> E1000_DEV_ID_I226_V)  },   <<< yes
>
>
>

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