Hi Beilei,

 <snip>
> > > > > From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Beilei Xing
> > > > > Sent: Friday, March 3, 2017 9:44 AM
> > > > > To: Wu, Jingjing <jingjing...@intel.com>
> > > > > Cc: Zhang, Helin <helin.zh...@intel.com>; dev@dpdk.org
> > > > > Subject: [dpdk-dev] [PATCH 3/3] net/i40e: enable cloud filter
> > > > > for MPLS
> > > > >
> > > > > This patch enables MPLSoUDP and MPLSoGRE cloud filter with
> > > > > replace cloud filter.
> > > > >
> > > > > Signed-off-by: Beilei Xing <beilei.x...@intel.com>
> > > > > ---
> > > > >  drivers/net/i40e/i40e_ethdev.c |  44 +++++++++++++++--
> > > > >  drivers/net/i40e/i40e_ethdev.h |   9 +++-
> > > > >  drivers/net/i40e/i40e_flow.c   | 108
> > > > > +++++++++++++++++++++++++++++++++++++----
> > > > >  3 files changed, 144 insertions(+), 17 deletions(-)
> > > > >
> > > > > diff --git a/drivers/net/i40e/i40e_ethdev.c
> > > > > b/drivers/net/i40e/i40e_ethdev.c index 91bfd73..6044daf 100644
> > > > > --- a/drivers/net/i40e/i40e_ethdev.c
> > > > > +++ b/drivers/net/i40e/i40e_ethdev.c
> > > > > @@ -1286,6 +1286,9 @@ eth_i40e_dev_init(struct rte_eth_dev
> *dev)
> > > > >       if (ret < 0)
> > > > >               goto err_init_fdir_filter_list;
> > > > >
> > > > > +     i40e_replace_mpls_l1_filter(pf);
> > > > > +     i40e_replace_mpls_cloud_filter(pf);
> > > > > +
> > > > >       return 0;
> > > > >
> > > > >  err_init_fdir_filter_list:
> > > > > @@ -6941,6 +6944,7 @@
> > > > > i40e_dev_consistent_tunnel_filter_set(struct
> > > > > i40e_pf *pf,
> > > > >       struct i40e_tunnel_rule *tunnel_rule = &pf->tunnel;
> > > > >       struct i40e_tunnel_filter *tunnel, *node;
> > > > >       struct i40e_tunnel_filter check_filter; /* Check if filter
> > > > > exists */
> > > > > +     uint32_t teid_le;
> > > > >       bool big_buffer = 0;
> > > > >
> > > > >       cld_filter = rte_zmalloc("tunnel_filter", @@ -6989,6 +6993,28
> > > > > @@ i40e_dev_consistent_tunnel_filter_set(struct i40e_pf *pf,
> > > > >       case I40E_TUNNEL_TYPE_IP_IN_GRE:
> > > > >               tun_type = I40E_AQC_ADD_CLOUD_TNL_TYPE_IP;
> > > > >               break;
> > > > > +     case I40E_TUNNEL_TYPE_MPLSoUDP:
> > > > > +             teid_le = rte_cpu_to_le_32(tunnel_filter-
> >tenant_id);
> > > > > +             pfilter-
> > > > > >general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD0] =
> > > > > +                     teid_le >> 4;
> > > > > +             pfilter-
> > > > > >general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD1] =
> > > > > +                     (teid_le & 0xF) << 12;
> > > > > +             pfilter-
> > > > > >general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD2] =
> > > > > +                     0x40;
> > > > > +             big_buffer = 1;
> > > > > +             tun_type =
> I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoUDP;
> > > > > +             break;
> > > > > +     case I40E_TUNNEL_TYPE_MPLSoGRE:
> > > > > +             teid_le = rte_cpu_to_le_32(tunnel_filter-
> >tenant_id);
> > > > > +             pfilter-
> > > > > >general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD0] =
> > > > > +                     teid_le >> 4;
> > > > > +             pfilter-
> > > > > >general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD1] =
> > > > > +                     (teid_le & 0xF) << 12;
> > > > > +             pfilter-
> > > > > >general_fields[I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD2] =
> > > > > +                     0x0;
> > > > > +             big_buffer = 1;
> > > > > +             tun_type =
> I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoGRE;
> > > > > +             break;
> > > > >       default:
> > > > >               /* Other tunnel types is not supported. */
> > > > >               PMD_DRV_LOG(ERR, "tunnel type is not
> supported."); @@ -
> > > > > 6996,11 +7022,19 @@ i40e_dev_consistent_tunnel_filter_set(struct
> > > > > i40e_pf *pf,
> > > > >               return -EINVAL;
> > > > >       }
> > > > >
> > > > > -     val = i40e_dev_get_filter_type(tunnel_filter->filter_type,
> > > > > -                                    &pfilter->element.flags);
> > > > > -     if (val < 0) {
> > > > > -             rte_free(cld_filter);
> > > > > -             return -EINVAL;
> > > > > +     if (tunnel_filter->tunnel_type ==
> I40E_TUNNEL_TYPE_MPLSoUDP)
> > > > > +             pfilter->element.flags =
> > > > > +
>       I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP;
> > > > > +     else if (tunnel_filter->tunnel_type ==
> > > > > I40E_TUNNEL_TYPE_MPLSoGRE)
> > > > > +             pfilter->element.flags =
> > > > > +
>       I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE;
> > > > > +     else {
> > > > > +             val = i40e_dev_get_filter_type(tunnel_filter-
> >filter_type,
> > > > > +                                             &pfilter-
> >element.flags);
> > > > > +             if (val < 0) {
> > > > > +                     rte_free(cld_filter);
> > > > > +                     return -EINVAL;
> > > > > +             }
> > > > >       }
> > > > >
> > > > >       pfilter->element.flags |= rte_cpu_to_le_16( diff --git
> > > > > a/drivers/net/i40e/i40e_ethdev.h
> > > > > b/drivers/net/i40e/i40e_ethdev.h index dd9d709..f305baa 100644
> > > > > --- a/drivers/net/i40e/i40e_ethdev.h
> > > > > +++ b/drivers/net/i40e/i40e_ethdev.h
> > > > > @@ -499,8 +499,11 @@ struct i40e_ethertype_rule {
> > > > >  /* Tunnel filter number HW supports */  #define
> > > > > I40E_MAX_TUNNEL_FILTER_NUM 400
> > > > >
> > > > > -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoUDP 0x11 -
> #define
> > > > > I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoGRE 0x12
> > > > > +#define I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoUDP 8 #define
> > > > > +I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoGRE 9 #define
> > > > > +I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP 0x11 #define
> > > > > +I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE 0x12 #define
> > > > > +I40E_AQC_ADD_L1_FILTER_TEID_MPLS 0x11
> > > > >
> > > > >  enum i40e_tunnel_iptype {
> > > > >       I40E_TUNNEL_IPTYPE_IPV4,
> > > > > @@ -963,6 +966,8 @@ enum i40e_status_code
> > > > > i40e_aq_remove_cloud_filters_big_buffer(
> > > > >  enum i40e_status_code i40e_aq_replace_cloud_filters(struct
> > > > > i40e_hw
> > > > *hw,
> > > > >                   struct i40e_aqc_replace_cloud_filters_cmd *filters,
> > > > >                   struct i40e_aqc_replace_cloud_filters_cmd_buf
> > > > > *cmd_buf);
> > > > > +int i40e_replace_mpls_l1_filter(struct i40e_pf *pf); int
> > > > > +i40e_replace_mpls_cloud_filter(struct i40e_pf *pf);
> > > > >
> > > > >  #define I40E_DEV_TO_PCI(eth_dev) \
> > > > >       RTE_DEV_TO_PCI((eth_dev)->device) diff --git
> > > > > a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c
> > > > > index 9ca3189..6bb2046 100644
> > > > > --- a/drivers/net/i40e/i40e_flow.c
> > > > > +++ b/drivers/net/i40e/i40e_flow.c
> > > > > @@ -1953,16 +1953,10 @@ i40e_flow_destroy_tunnel_filter(struct
> > > > > i40e_pf *pf,
> > > > >                  filter->input.general_fields,
> > > > >                  sizeof(cld_filter.general_fields));
> > > > >
> > > > > -     if (((filter->input.flags &
> > > > > -           (I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoUDP <<
> > > > > -            I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT)) ==
> > > > > -          (I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoUDP <<
> > > > > -           I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT)) ||
> > > > > -         ((filter->input.flags &
> > > > > -           (I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoGRE <<
> > > > > -            I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT)) ==
> > > > > -          (I40E_AQC_ADD_CLOUD_TNL_TYPE_MPLSoGRE <<
> > > > > -           I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT)))
> > > > > +     if ((filter->input.flags &
> > > > > I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP) ==
> > > > > +         I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoUDP ||
> > > > > +         (filter->input.flags &
> > > > > I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE) ==
> > > > > +         I40E_AQC_ADD_CLOUD_FILTER_TEID_MPLSoGRE)
> > > > >               big_buffer = 1;
> > > > >
> > > > >       if (big_buffer)
> > > > > @@ -2255,3 +2249,97 @@ i40e_status_code
> > > > > i40e_aq_replace_cloud_filters(struct i40e_hw *hw,
> > > > >
> > > > >       return status;
> > > > >  }
> > > > > +
> > > > > +int
> > > > > +i40e_replace_mpls_l1_filter(struct i40e_pf *pf) {
> > > > > +     struct i40e_aqc_replace_cloud_filters_cmd  filter_replace;
> > > > > +     struct i40e_aqc_replace_cloud_filters_cmd_buf
> filter_replace_buf;
> > > > > +     struct i40e_hw *hw = I40E_PF_TO_HW(pf);
> > > > > +     int ret;
> > > > > +
> > > > > +     memset(&filter_replace, 0,
> > > > > +            sizeof(struct i40e_aqc_replace_cloud_filters_cmd));
> > > > > +     memset(&filter_replace_buf, 0,
> > > > > +            sizeof(struct i40e_aqc_replace_cloud_filters_cmd_buf));
> > > > > +
> > > > > +     /* create L1 filter */
> > > > > +     filter_replace.old_filter_type =
> > > > > +
>       I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IMAC;
> > > >
> > > > I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IMAC = 12 (0x0C)
> Should
> > > the
> > > > old_filter_type  macro be I40E_AQC_ADD_CLOUD_FILTER_IIP = 0x0C ?
> > >
> > > No, I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IMAC is L1 filter, but
> > the
> > > I40E_AQC_ADD_CLOUD_FILTER_IIP is cloud filter.
> > > We should replace L1 filter here.
> >
> > The I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IMAC macro  (value 12)
> is an
> > index into the Field Vector, it is not a filter type macro.
> > Should a filter type macro be used to set filter_replace.old_filter_type ?
> 
> I think we can check with firmware guy for the detail.
> 
> Beilei

I have checked with firmware, the patch is correct.

Regards,

Bernard.

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