On 2/1/21 2:35 PM, Parav Pandit wrote:
> This patchset implements devlink port add, delete and function state
> management commands.
>
> An example sequence for a PCI SF:
>
> Set the device in switchdev mode:
> $ devlink dev eswitch set pci/0000:06:00.0 mode switchdev
>
> View ports in switchdev mode:
> $ devlink port show
> pci/0000:06:00.0/65535: type eth netdev ens2f0np0 flavour physical port 0
> splittable false
>
> Add a subfunction port for PCI PF 0 with sfnumber 88:
> $ devlink port add pci/0000:06:00.0 flavour pcisf pfnum 0 sfnum 88
> pci/0000:08:00.0/32768: type eth netdev eth6 flavour pcisf controller 0 pfnum
> 0 sfnum 88 splittable false
> function:
> hw_addr 00:00:00:00:00:00 state inactive opstate detached
>
> Show a newly added port:
> $ devlink port show pci/0000:06:00.0/32768
> pci/0000:06:00.0/32768: type eth netdev ens2f0npf0sf88 flavour pcisf
> controller 0 pfnum 0 sfnum 88 splittable false
> function:
> hw_addr 00:00:00:00:00:00 state inactive opstate detached
>
> Set the function state to active:
> $ devlink port function set pci/0000:06:00.0/32768 hw_addr 00:00:00:00:88:88
> state active
>
> Show the port in JSON format:
> $ devlink port show pci/0000:06:00.0/32768 -jp
> {
> "port": {
> "pci/0000:06:00.0/32768": {
> "type": "eth",
> "netdev": "ens2f0npf0sf88",
> "flavour": "pcisf",
> "controller": 0,
> "pfnum": 0,
> "sfnum": 88,
> "splittable": false,
> "function": {
> "hw_addr": "00:00:00:00:88:88",
> "state": "active",
> "opstate": "attached"
> }
> }
> }
> }
>
> Set the function state to active:
> $ devlink port function set pci/0000:06:00.0/32768 state inactive
>
> Delete the port after use:
> $ devlink port del pci/0000:06:00.0/32768
>
applied to iproute2-next.
In the future, please split additions and changes to utility functions
into a separate standalone patch.
