[dpdk-stable] [PATCH 20.11 v2 00/18] Backport the new VLAN design for Intel ice PMD

[Wang, Haiyue]

> -----Original Message-----
> From: Xueming(Steven) Li <xuemingl at nvidia.com>
> Sent: Thursday, June 17, 2021 16:53
> To: Wang, Haiyue <haiyue.wang at intel.com>; Luca Boccassi <bluca at debian.org>; stable at dpdk.org; Kevin
> Traynor <ktraynor at redhat.com>
> Cc: NBU-Contact-Thomas Monjalon <thomas at monjalon.net>; christian.ehrhardt at canonical.com;
> ktraynor at redhat.com; Zhang, Qi Z <qi.z.zhang at intel.com>
> Subject: RE: [dpdk-stable] [PATCH 20.11 v2 00/18] Backport the new VLAN design for Intel ice PMD
> 
> Hi Haiyue,
> 
> > -----Original Message-----
> > From: Wang, Haiyue <haiyue.wang at intel.com>
> > Sent: Thursday, June 17, 2021 9:16 AM
> > To: Luca Boccassi <bluca at debian.org>; stable at dpdk.org
> > Cc: Xueming(Steven) Li <xuemingl at nvidia.com>; NBU-Contact-Thomas Monjalon <thomas at monjalon.net>;
> > christian.ehrhardt at canonical.com; ktraynor at redhat.com; Zhang, Qi Z <qi.z.zhang at intel.com>
> > Subject: RE: [dpdk-stable] [PATCH 20.11 v2 00/18] Backport the new VLAN design for Intel ice PMD
> >
> > > -----Original Message-----
> > > From: Luca Boccassi <bluca at debian.org>
> > > Sent: Wednesday, June 16, 2021 23:47
> > > To: Wang, Haiyue <haiyue.wang at intel.com>; stable at dpdk.org
> > > Cc: xuemingl at nvidia.com; thomas at monjalon.net;
> > > christian.ehrhardt at canonical.com; ktraynor at redhat.com; Zhang, Qi Z
> > > <qi.z.zhang at intel.com>
> > > Subject: Re: [dpdk-stable] [PATCH 20.11 v2 00/18] Backport the new
> > > VLAN design for Intel ice PMD
> > >
> > > On Fri, 2021-06-11 at 15:15 +0800, Haiyue Wang wrote:
> > > > When LTS 20.11 was released, the Intel ice PMD has a basic VLAN
> > > > offload, which can only handle single VLAN mode for firmware
> > > > limitation. Now the firmware is updated to support double VLAN mode
> > > > and single VLAN mode at the same time. It depends on the driver to do selection at the boot time.
> > > >
> > > > As VLAN protocol handling like strip, filter, flow is very common
> > > > use, we request to support the ice PMD can run on the latest
> > > > firmware for enabling the new design. This is compatible backport as the main tree.
> > > >
> > > > v2: Fix the subject fix with messy code like : PATCHÂ
> > > >
> > > > Haiyue Wang (4):
> > > >   net/ice/base: do not set VLAN mode in DCF mode
> > > >   net/ice: fix VLAN strip for double VLAN
> > > >   net/ice: fix VLAN 0 adding based on VLAN mode
> > > >   net/ice: update QinQ switch filter handling
> > > >
> > > > Junfeng Guo (1):
> > > >   net/ice: enable QinQ filter for switch
> > > >
> > > > Qi Zhang (12):
> > > >   net/ice/base: align add VSI and update VSI AQ command buffer
> > > >   net/ice/base: add interface to support configuring VLAN mode
> > > >   net/ice/base: fix outer VLAN related macro
> > > >   net/ice/base: add VLAN TPID for VLAN filters
> > > >   net/ice/base: support checking double VLAN mode
> > > >   net/ice/base: support configuring device in double VLAN mode
> > > >   net/ice/base: update boost TCAM for DVM
> > > >   net/ice/base: change protocol ID for VLAN in DVM
> > > >   net/ice/base: refactor post DDP download VLAN mode config
> > > >   net/ice/base: log if DDP/FW do not support QinQ
> > > >   net/ice/base: add inner VLAN protocol type for QinQ filter
> > > >   net/ice/base: fix QinQ PPPoE dummy packet selection
> > > >
> > > > Yuying Zhang (1):
> > > >   net/ice/base: add ethertype offset for QinQ dummy packet
> > > >
> > > >  drivers/net/ice/base/ice_adminq_cmd.h    | 268 ++++++++-----
> > > >  drivers/net/ice/base/ice_bitops.h        |  45 +++
> > > >  drivers/net/ice/base/ice_common.c        |  38 ++
> > > >  drivers/net/ice/base/ice_common.h        |   4 +
> > > >  drivers/net/ice/base/ice_flex_pipe.c     | 302 +++++++++++++--
> > > >  drivers/net/ice/base/ice_flex_pipe.h     |  12 +
> > > >  drivers/net/ice/base/ice_flex_type.h     |  39 ++
> > > >  drivers/net/ice/base/ice_protocol_type.h |   1 +
> > > >  drivers/net/ice/base/ice_switch.c        | 124 +++++-
> > > >  drivers/net/ice/base/ice_switch.h        |  15 +
> > > >  drivers/net/ice/base/ice_type.h          |   4 +
> > > >  drivers/net/ice/base/ice_vlan_mode.c     | 451 ++++++++++++++++++++++
> > > >  drivers/net/ice/base/ice_vlan_mode.h     |  16 +
> > > >  drivers/net/ice/base/meson.build         |   1 +
> > > >  drivers/net/ice/ice_ethdev.c             | 455 +++++++++++++----------
> > > >  drivers/net/ice/ice_ethdev.h             |  10 +-
> > > >  drivers/net/ice/ice_generic_flow.c       |   8 +
> > > >  drivers/net/ice/ice_generic_flow.h       |   1 +
> > > >  drivers/net/ice/ice_switch_filter.c      | 114 +++++-
> > > >  19 files changed, 1545 insertions(+), 363 deletions(-)  create mode
> > > > 100644 drivers/net/ice/base/ice_vlan_mode.c
> > > >  create mode 100644 drivers/net/ice/base/ice_vlan_mode.h
> > >


> > ...
> 
> Kevin happens to updated the documents on new feature backport 4 months ago, thanks for checking them
> one by one. Luca's only concern is size of the series, driver vendor is on it's own risk to backport a
> big patch set.
> The series supports new fw and QinQ, is it easy to split?

Split the patch ?

> 
> Kevin, is this the first case of feature backport? How do you think?
> 
> >
> > > https://doc.dpdk.org/guides/contributing/stable.html#what-changes-shou
> > > ld-be-backported
> > >
> > > --
> > > Kind regards,
> > > Luca Boccassi