Hi Jeff, > -----Original Message----- > From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Jeff Weeks > Sent: Tuesday, September 10, 2019 8:49 PM > To: dev@dpdk.org > Subject: [dpdk-dev] Intel X710 and DPDK... > > Hello, > > > I have some questions regarding the i40e driver in reference to Intel X710 > NICs. > > > I have several 10G X710 cards on a host, mapped into a kvm-based guest via > PCI-passthrough. > > > DPDK sees these cards (the 6 in "Other Network Devices"): > > # dpdk-devbind --status > > Network devices using kernel driver > =================================== > 0000:00:03.0 '82540EM Gigabit Ethernet Controller 100e' if=eth0 drv=e1000 > unused=uio_pci_generic > 0000:00:04.0 'Virtio network device 1000' if=eth1 drv=virtio-pci > unused=uio_pci_generic > > Other Network devices > ===================== > 0000:00:09.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' > unused=uio_pci_generic > 0000:00:0a.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' > unused=uio_pci_generic > 0000:00:0b.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' > unused=uio_pci_generic > 0000:00:0c.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' > unused=uio_pci_generic > 0000:00:0d.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' > unused=uio_pci_generic > 0000:00:0e.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' > unused=uio_pci_generic > > No 'Crypto' devices detected > ============================ > > No 'Eventdev' devices detected > ============================== > > No 'Mempool' devices detected > ============================= > > No 'Compress' devices detected > ============================== > > But it wont bind them to the i40e driver: > > root@10.129.182.229:~# dpdk-devbind -b i40e "0000:00:09.0" > Error: bind failed for 0000:00:09.0 - Cannot bind to driver i40e > > I'm wondering what I can do to debug this? > > Thanks, > Jeff <snip>
You cannot bind DPDK to the i40e kernel driver. Try the following: ./dpdk/usertools/dpdk-devbind.py -b igb_uio 0000:00:09.0 or ./dpdk/usertools/dpdk-devbind.py -b uio_pci_generic 0000:00:09.0 Regards,
