[dpdk-dev] [PATCH v1 0/3] Introduce new class for vDPA device drivers

[Xu, Rosen]

Hi Matan,

Did you think about OVS DPDK?
vDPA is a basic module for OVS, currently it will take some exception path packet processing
for OVS, so it still needs to integrate eth_dev.

Thanks,
Rosen

> -----Original Message-----
> From: dev <dev-bounces at dpdk.org> On Behalf Of Matan Azrad
> Sent: Tuesday, January 07, 2020 15:57
> To: Matan Azrad <matan at mellanox.com>; Maxime Coquelin
> <maxime.coquelin at redhat.com>; Bie, Tiwei <tiwei.bie at intel.com>; Wang,
> Zhihong <zhihong.wang at intel.com>; Wang, Xiao W
> <xiao.w.wang at intel.com>
> Cc: Yigit, Ferruh <ferruh.yigit at intel.com>; dev at dpdk.org; Thomas Monjalon
> <thomas at monjalon.net>
> Subject: Re: [dpdk-dev] [PATCH v1 0/3] Introduce new class for vDPA device
> drivers
> 
> Hi all
> 
> Any comments?
> 
> From: Matan Azrad
> > As discussed and as described in RFC "[RFC] net: new vdpa PMD for
> > Mellanox devices", new vDPA driver is going to be added for Mellanox
> > devices - vDPA
> > mlx5 and more.
> >
> > The only vDPA driver now is the IFC driver that is located in net directory.
> >
> > The IFC driver and the new vDPA mlx5 driver provide the vDPA ops
> > introduced in librte_vhost and not the eth-dev ops.
> > All the others drivers in net class provide the eth-dev ops.
> > The set of features is also different.
> >
> > Create a new class for vDPA drivers and move IFC to this class.
> > Later, all the new drivers that implement the vDPA ops will be added
> > to the vDPA class.
> >
> > Also, a vDPA device driver features list was added to vDPA documentation.
> >
> > Please review the features list and the series.
> >
> > Later on, I'm going to send the vDPA mlx5 driver.
> >
> > Thanks.
> >
> >
> > Matan Azrad (3):
> >   drivers: introduce vDPA class
> >   doc: add vDPA feature table
> >   drivers: move ifc driver to the vDPA class
> >
> >  MAINTAINERS                               |    6 +-
> >  doc/guides/conf.py                        |    5 +
> >  doc/guides/index.rst                      |    1 +
> >  doc/guides/nics/features/ifcvf.ini        |    8 -
> >  doc/guides/nics/ifc.rst                   |  106 ---
> >  doc/guides/nics/index.rst                 |    1 -
> >  doc/guides/vdpadevs/features/default.ini  |   55 ++
> >  doc/guides/vdpadevs/features/ifcvf.ini    |    8 +
> >  doc/guides/vdpadevs/features_overview.rst |   65 ++
> >  doc/guides/vdpadevs/ifc.rst               |  106 +++
> >  doc/guides/vdpadevs/index.rst             |   15 +
> >  drivers/Makefile                          |    2 +
> >  drivers/meson.build                       |    1 +
> >  drivers/net/Makefile                      |    3 -
> >  drivers/net/ifc/Makefile                  |   34 -
> >  drivers/net/ifc/base/ifcvf.c              |  329 --------
> >  drivers/net/ifc/base/ifcvf.h              |  162 ----
> >  drivers/net/ifc/base/ifcvf_osdep.h        |   52 --
> >  drivers/net/ifc/ifcvf_vdpa.c              | 1280 -----------------------------
> >  drivers/net/ifc/meson.build               |    9 -
> >  drivers/net/ifc/rte_pmd_ifc_version.map   |    3 -
> >  drivers/net/meson.build                   |    1 -
> >  drivers/vdpa/Makefile                     |   14 +
> >  drivers/vdpa/ifc/Makefile                 |   34 +
> >  drivers/vdpa/ifc/base/ifcvf.c             |  329 ++++++++
> >  drivers/vdpa/ifc/base/ifcvf.h             |  162 ++++
> >  drivers/vdpa/ifc/base/ifcvf_osdep.h       |   52 ++
> >  drivers/vdpa/ifc/ifcvf_vdpa.c             | 1280
> > +++++++++++++++++++++++++++++
> >  drivers/vdpa/ifc/meson.build              |    9 +
> >  drivers/vdpa/ifc/rte_pmd_ifc_version.map  |    3 +
> >  drivers/vdpa/meson.build                  |    8 +
> >  31 files changed, 2152 insertions(+), 1991 deletions(-)  delete mode
> > 100644 doc/guides/nics/features/ifcvf.ini
> >  delete mode 100644 doc/guides/nics/ifc.rst  create mode 100644
> > doc/guides/vdpadevs/features/default.ini
> >  create mode 100644 doc/guides/vdpadevs/features/ifcvf.ini
> >  create mode 100644 doc/guides/vdpadevs/features_overview.rst
> >  create mode 100644 doc/guides/vdpadevs/ifc.rst  create mode 100644
> > doc/guides/vdpadevs/index.rst  delete mode 100644
> > drivers/net/ifc/Makefile  delete mode 100644
> > drivers/net/ifc/base/ifcvf.c delete mode 100644
> > drivers/net/ifc/base/ifcvf.h  delete mode 100644
> > drivers/net/ifc/base/ifcvf_osdep.h
> >  delete mode 100644 drivers/net/ifc/ifcvf_vdpa.c  delete mode 100644
> > drivers/net/ifc/meson.build  delete mode 100644
> > drivers/net/ifc/rte_pmd_ifc_version.map
> >  create mode 100644 drivers/vdpa/Makefile  create mode 100644
> > drivers/vdpa/ifc/Makefile  create mode 100644
> > drivers/vdpa/ifc/base/ifcvf.c create mode 100644
> > drivers/vdpa/ifc/base/ifcvf.h  create mode 100644
> > drivers/vdpa/ifc/base/ifcvf_osdep.h
> >  create mode 100644 drivers/vdpa/ifc/ifcvf_vdpa.c  create mode 100644
> > drivers/vdpa/ifc/meson.build  create mode 100644
> > drivers/vdpa/ifc/rte_pmd_ifc_version.map
> >  create mode 100644 drivers/vdpa/meson.build
> >
> > --
> > 1.8.3.1