Re: [dpdk-dev] [PATCH 0/7] net/mlx5: support for flow action on VLAN header

[Hideyuki Yamashita <yamashita.hideyuki@ntt-tx.co.jp>]

Can somebody (Mellanox guys?) help me out?

> Hello Moti,
> 
> I have some questions on the patch.
> Just want to know how to use it.
> 
> Q1. Is it correct understanding that the patch will be reflected in
> 19.11 if it is approved?
> 
> Q2.Which action should I specify when I want to insert VLAN tag
> to non-VLAN frame?
> 
> OF_PUSH_VLAN and OF_SET_VLAN_VID and OF_SET_VLAN_PCP ?
> 
> Q3. Is it possible to detag VLAN when it receives VLAN tagged 
> frame from outside of the host?
> 
> Q4. Is it possible to entag VLAN to non-VLAN frame when 
> it sends packet to outside of host?
> 
> Q5.Are there any restriction to conbime other ACTIONS like QUEUE?
> 
> Q6. Is it possible to apply rte_flow actions for specified tx queue 
> of physical NIC?
> (e.g. VM connect with PHY:0 using tx queue index:1, I want
> to entag VLAN 101 to the traffic from VM to PHY:0 is it possible?)
> 
> Thanks in advance!
> 
> BR,
> Hideyuki Yamashita
> NTT TechnoCross
> 
> > VLAN actions support is implemented in librte_ethdev, and in
> > test-pmd application, based on [1] Generic flow API.
> > These actions conform to the VLAN actions defined in
> > [2] the OpenFlow Switch Specification.
> > 
> > rte_flow defines the following VLAN actions:
> >  1. OF_POP_VLAN
> >     Pop the outer-most VLAN header from the packet.
> >  2. OF_PUSH_VLAN
> >     Push a new VLAN header onto the packet.
> >  3. OF_SET_VLAN_VID
> >     Sets the ID of the outermost VLAN tag.
> >  4. OF_SET_VLAN_PCP
> >     Sets the 3-bit priority field of the outermost VLAN tag.
> > 
> > This series of patches adds support for those VLAN actions
> > to the mlx5 PMD using the Direct Verbs interface.
> > 
> > Moti Haimovsky (7):
> >   net/mlx5: support for an action search in a list
> >   net/mlx5: add VLAN push/pop DR commands to glue
> >   net/mlx5: support pop flow action on VLAN header
> >   net/mlx5: support push flow action on VLAN header
> >   net/mlx5: support modify VLAN priority on VLAN hdr
> >   net/mlx5: supp modify VLAN ID on new VLAN header
> >   net/mlx5: supp modify VLAN ID on existing VLAN hdr
> > 
> >  drivers/net/mlx5/Makefile       |   5 +
> >  drivers/net/mlx5/meson.build    |   2 +
> >  drivers/net/mlx5/mlx5.c         |   9 +
> >  drivers/net/mlx5/mlx5.h         |   3 +
> >  drivers/net/mlx5/mlx5_flow.c    |  23 ++
> >  drivers/net/mlx5/mlx5_flow.h    |  27 ++-
> >  drivers/net/mlx5/mlx5_flow_dv.c | 521 ++++++++++++++++++++++++++++++++++++++++
> >  drivers/net/mlx5/mlx5_glue.c    |  29 +++
> >  drivers/net/mlx5/mlx5_glue.h    |   6 +
> >  drivers/net/mlx5/mlx5_prm.h     |   1 +
> >  10 files changed, 623 insertions(+), 3 deletions(-)
> > 
> > -- 
> > 1.8.3.1
>