On Wed, Apr 18, 2018 at 02:43:30PM +0000, Xueming(Steven) Li wrote:
>
>
> > -----Original Message-----
> > From: Nélio Laranjeiro <nelio.laranje...@6wind.com>
> > Sent: Wednesday, April 18, 2018 2:49 PM
> > To: Xueming(Steven) Li <xuemi...@mellanox.com>
> > Cc: Shahaf Shuler <shah...@mellanox.com>; dev@dpdk.org
> > Subject: Re: [PATCH v4 03/11] net/mlx5: support L3 VXLAN flow
> >
> > On Tue, Apr 17, 2018 at 11:14:28PM +0800, Xueming Li wrote:
> > > This patch support L3 VXLAN, no inner L2 header comparing to standard
> > > VXLAN protocol. L3 VXLAN using specific overlay UDP destination port
> > > to discriminate against standard VXLAN, FW has to be configured to
> > > support
> > > it:
> > > sudo mlxconfig -d <device> -y s IP_OVER_VXLAN_EN=1
> > > sudo mlxconfig -d <device> -y s IP_OVER_VXLAN_PORT=<port>
> > >
> > > Signed-off-by: Xueming Li <xuemi...@mellanox.com>
> > > ---
> > > drivers/net/mlx5/mlx5_flow.c | 4 +++-
> > > 1 file changed, 3 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/net/mlx5/mlx5_flow.c
> > > b/drivers/net/mlx5/mlx5_flow.c index 771d5f14d..d7a921dff 100644
> > > --- a/drivers/net/mlx5/mlx5_flow.c
> > > +++ b/drivers/net/mlx5/mlx5_flow.c
> > > @@ -413,7 +413,9 @@ static const struct mlx5_flow_items mlx5_flow_items[]
> > > = {
> > > .dst_sz = sizeof(struct ibv_flow_spec_tunnel),
> > > },
> > > [RTE_FLOW_ITEM_TYPE_VXLAN] = {
> > > - .items = ITEMS(RTE_FLOW_ITEM_TYPE_ETH),
> > > + .items = ITEMS(RTE_FLOW_ITEM_TYPE_ETH,
> > > + RTE_FLOW_ITEM_TYPE_IPV4, /* For L3 VXLAN. */
> > > + RTE_FLOW_ITEM_TYPE_IPV6), /* For L3 VXLAN. */
> > > .actions = valid_actions,
> > > .mask = &(const struct rte_flow_item_vxlan){
> > > .vni = "\xff\xff\xff",
> > > --
> > > 2.13.3
> >
> > Such support must be under device parameter has it depends on the
> > configuration of the firmware. If
> > the firmware is not correctly configured the PMD must refuse such rule.
> >
> > Thanks,
> >
> > --
> > Nélio Laranjeiro
> > 6WIND
>
> Are you suggesting Verbs parameter? I'm afraid we can't have it in
> short time, need new patch in later release when Verbs ready.
Take a look at [1], this is what I mean.
Regards,
[1] https://dpdk.org/doc/guides/nics/mlx5.html#run-time-configuration
--
Nélio Laranjeiro
6WIND
