Hi Sir,

We try to use l3fwd_power to test our platform's power saving, 
the dpdk-devbind and l3fwd_power status as below, could you please help check
it.

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root@test:/home/test/loki/pf-bb-config# dpdk-devbind.py --status

Network devices using DPDK-compatible driver
============================================
0000:89:01.0 'Ethernet Adaptive Virtual Function 1889' drv=vfio-pci unused=iavf
0000:89:01.1 'Ethernet Adaptive Virtual Function 1889' drv=vfio-pci unused=iavf
0000:89:01.2 'Ethernet Adaptive Virtual Function 1889' drv=vfio-pci unused=iavf
0000:89:01.3 'Ethernet Adaptive Virtual Function 1889' drv=vfio-pci unused=iavf

Network devices using kernel driver
===================================
0000:01:00.0 'I210 Gigabit Network Connection 1533' if=eno0 drv=igb
unused=vfio-pci *Active*
0000:89:00.0 'Device 188c' if=eno8 drv=ice unused=vfio-pci
0000:89:00.1 'Device 188c' if=eno9 drv=ice unused=vfio-pci
0000:89:00.2 'Device 188c' if=eno6 drv=ice unused=vfio-pci
0000:89:00.3 'Device 188c' if=eno7 drv=ice unused=vfio-pci
0000:89:00.4 'Device 188c' if=eno4 drv=ice unused=vfio-pci
0000:89:00.5 'Device 188c' if=eno5 drv=ice unused=vfio-pci
0000:89:00.6 'Device 188c' if=eno2 drv=ice unused=vfio-pci
0000:89:00.7 'Device 188c' if=eno3 drv=ice unused=vfio-pci
0000:89:05.0 'Ethernet Adaptive Virtual Function 1889' if=eno9v0 drv=iavf
unused=vfio-pci
0000:89:05.1 'Ethernet Adaptive Virtual Function 1889' if=eno9v1 drv=iavf
unused=vfio-pci
0000:89:05.2 'Ethernet Adaptive Virtual Function 1889' if=eno9v2 drv=iavf
unused=vfio-pci
0000:89:05.3 'Ethernet Adaptive Virtual Function 1889' if=eno9v3 drv=iavf
unused=vfio-pci
0000:89:09.0 'Ethernet Adaptive Virtual Function 1889' if=eno6v0 drv=iavf
unused=vfio-pci
0000:89:09.1 'Ethernet Adaptive Virtual Function 1889' if=eno6v1 drv=iavf
unused=vfio-pci
0000:89:09.2 'Ethernet Adaptive Virtual Function 1889' if=eno6v2 drv=iavf
unused=vfio-pci
0000:89:09.3 'Ethernet Adaptive Virtual Function 1889' if=eno6v3 drv=iavf
unused=vfio-pci
0000:89:0d.0 'Ethernet Adaptive Virtual Function 1889' if=eno7v0 drv=iavf
unused=vfio-pci
0000:89:0d.1 'Ethernet Adaptive Virtual Function 1889' if=eno7v1 drv=iavf
unused=vfio-pci
0000:89:0d.2 'Ethernet Adaptive Virtual Function 1889' if=eno7v2 drv=iavf
unused=vfio-pci
0000:89:0d.3 'Ethernet Adaptive Virtual Function 1889' if=eno7v3 drv=iavf
unused=vfio-pci

Other Baseband devices
======================
0000:91:00.0 'Device 0d5c' unused=vfio-pci

No 'Crypto' devices detected
============================

DMA devices using kernel driver
===============================
0000:00:01.0 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.1 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.2 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.3 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.4 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.5 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.6 'Device 0b00' drv=ioatdma unused=vfio-pci
0000:00:01.7 'Device 0b00' drv=ioatdma unused=vfio-pci

No 'Eventdev' devices detected
==============================

No 'Mempool' devices detected
=============================

No 'Compress' devices detected
==============================

No 'Misc (rawdev)' devices detected
===================================

No 'Regex' devices detected
===========================

No 'ML' devices detected
========================
root@test:/home/test/loki/pf-bb-config#
/usr/local/share/dpdk/examples/l3fwd-power/build/l3fwd-power -l 2,3 -n 4 -- -p
0x3 --config="(0,0,2),(1,0,3)" --pmd-mgmt=monitor
EAL: Detected CPU lcores: 40
EAL: Detected NUMA nodes: 1
EAL: Detected shared linkage of DPDK
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'VA'
EAL: VFIO support initialized
EAL: Using IOMMU type 1 (Type 1)
EAL: Probe PCI driver: net_iavf (8086:1889) device: 0000:89:01.0 (socket 0)
EAL: Probe PCI driver: net_iavf (8086:1889) device: 0000:89:01.1 (socket 0)
EAL: Probe PCI driver: net_iavf (8086:1889) device: 0000:89:01.2 (socket 0)
EAL: Probe PCI driver: net_iavf (8086:1889) device: 0000:89:01.3 (socket 0)
TELEMETRY: No legacy callbacks, legacy socket not created
PMD power mgmt mode is enabled
L3FWD_POWER: Selected operation mode: pmd mgmt
Initializing port 0 ... Creating queues: nb_rxq=1 nb_txq=2... Port 0 modified
RSS hash function based on hardware support,requested:0x20820 configured:0x820
 Address:B2:31:12:0D:25:E9, Allocated mbuf pool on socket 0
LPM: Adding route 0x01010100 / 24 (0)
LPM: Adding route 0x02010100 / 24 (1)
LPM: Adding route 0x03010100 / 24 (2)
LPM: Adding route 0x04010100 / 24 (3)
LPM: Adding route 0x05010100 / 24 (4)
LPM: Adding route 0x06010100 / 24 (5)
LPM: Adding route 0x07010100 / 24 (6)
LPM: Adding route 0x08010100 / 24 (7)
txq=2,0,0 txq=3,1,0
Initializing port 1 ... Creating queues: nb_rxq=1 nb_txq=2... Port 1 modified
RSS hash function based on hardware support,requested:0x20820 configured:0x820
 Address:DE:BA:3C:05:78:42, txq=2,0,0 txq=3,1,0

Skipping disabled port 2

Skipping disabled port 3

Initializing rx queues on lcore 2 ... rxq=0,0,0 EAL: Error - exiting with code:
1
  Cause: rte_power_ethdev_pmgmt_queue_enable: err=-95, port=0


Thank you
Best Regards,
Juoren