From: Ori Kam <orika@nvidia.com>
To: Jie Wang <jie1x.wang@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "stevex.yang@intel.com" <stevex.yang@intel.com>,
"aman.deep.singh@intel.com" <aman.deep.singh@intel.com>,
"ferruh.yigit@intel.com" <ferruh.yigit@intel.com>,
"NBU-Contact-Thomas Monjalon (EXTERNAL)" <thomas@monjalon.net>,
"andrew.rybchenko@oktetlabs.ru" <andrew.rybchenko@oktetlabs.ru>,
"jingjing.wu@intel.com" <jingjing.wu@intel.com>,
"beilei.xing@intel.com" <beilei.xing@intel.com>,
"qi.z.zhang@intel.com" <qi.z.zhang@intel.com>
Subject: RE: [PATCH 1/6] ethdev: add L2TPv2 RSS offload type
Date: Mon, 24 Jan 2022 16:35:09 +0000 [thread overview]
Message-ID: <MW2PR12MB46666D86A654AE69D279967AD65E9@MW2PR12MB4666.namprd12.prod.outlook.com> (raw)
In-Reply-To: <20220124065613.2197436-2-jie1x.wang@intel.com>
Hi Jie
> -----Original Message-----
> From: Jie Wang <jie1x.wang@intel.com>
> Sent: Monday, January 24, 2022 8:56 AM
> Subject: [PATCH 1/6] ethdev: add L2TPv2 RSS offload type
>
> This patch defines new RSS offload type for L2TPv2, which
> are required when users want to distribute packets based on
> the L2TPv2 field.
>
> Signed-off-by: Jie Wang <jie1x.wang@intel.com>
> ---
> app/test-pmd/cmdline.c | 10 ++++++----
> app/test-pmd/config.c | 3 ++-
> doc/guides/rel_notes/release_22_03.rst | 5 +++++
> lib/ethdev/rte_ethdev.h | 3 +++
> 4 files changed, 16 insertions(+), 5 deletions(-)
>
> diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
> index 6e10afeedd..3914fb9a75 100644
> --- a/app/test-pmd/cmdline.c
> +++ b/app/test-pmd/cmdline.c
> @@ -2178,7 +2178,7 @@ cmd_config_rss_parsed(void *parsed_result,
> RTE_ETH_RSS_TCP | RTE_ETH_RSS_UDP | RTE_ETH_RSS_SCTP |
> RTE_ETH_RSS_L2_PAYLOAD | RTE_ETH_RSS_L2TPV3 | RTE_ETH_RSS_ESP |
> RTE_ETH_RSS_AH | RTE_ETH_RSS_PFCP | RTE_ETH_RSS_GTPU |
> - RTE_ETH_RSS_ECPRI;
> + RTE_ETH_RSS_ECPRI | RTE_ETH_RSS_L2TPV2;
> else if (!strcmp(res->value, "eth"))
> rss_conf.rss_hf = RTE_ETH_RSS_ETH;
> else if (!strcmp(res->value, "vlan"))
> @@ -2256,6 +2256,8 @@ cmd_config_rss_parsed(void *parsed_result,
> rss_conf.rss_hf = (rss_hf | RTE_ETH_RSS_LEVEL_INNERMOST);
> } else if (!strcmp(res->value, "default"))
> use_default = 1;
> + else if (!strcmp(res->value, "l2tpv2"))
> + rss_conf.rss_hf = RTE_ETH_RSS_L2TPV2;
> else if (isdigit(res->value[0]) && atoi(res->value) > 0 &&
> atoi(res->value) < 64)
> rss_conf.rss_hf = 1ULL << atoi(res->value);
> @@ -2314,7 +2316,7 @@ cmdline_parse_inst_t cmd_config_rss = {
> .help_str = "port config all rss "
> "all|default|eth|vlan|ip|tcp|udp|sctp|ether|port|vxlan|geneve|"
> "nvgre|vxlan-gpe|l2tpv3|esp|ah|pfcp|ecpri|mpls|none|level-default|"
> - "level-outer|level-inner|ipv4-chksum|<flowtype_id>",
> + "level-outer|level-inner|ipv4-chksum|l2tpv2|<flowtype_id>",
> .tokens = {
> (void *)&cmd_config_rss_port,
> (void *)&cmd_config_rss_keyword,
> @@ -2429,7 +2431,7 @@ cmdline_parse_token_string_t cmd_config_rss_hash_key_rss_type =
> "ipv6-tcp-ex#ipv6-udp-ex#"
> "l3-src-only#l3-dst-only#l4-src-only#l4-dst-only#"
> "l2-src-only#l2-dst-only#s-vlan#c-vlan#"
> - "l2tpv3#esp#ah#pfcp#pppoe#gtpu#ecpri#mpls");
> + "l2tpv3#esp#ah#pfcp#pppoe#gtpu#ecpri#mpls#l2tpv2");
> cmdline_parse_token_string_t cmd_config_rss_hash_key_value =
> TOKEN_STRING_INITIALIZER(struct cmd_config_rss_hash_key, key, NULL);
>
> @@ -2442,7 +2444,7 @@ cmdline_parse_inst_t cmd_config_rss_hash_key = {
> "l2-payload|ipv6-ex|ipv6-tcp-ex|ipv6-udp-ex|"
> "l3-src-only|l3-dst-only|l4-src-only|l4-dst-only|"
> "l2-src-only|l2-dst-only|s-vlan|c-vlan|"
> - "l2tpv3|esp|ah|pfcp|pppoe|gtpu|ecpri|mpls "
> + "l2tpv3|esp|ah|pfcp|pppoe|gtpu|ecpri|mpls|l2tpv2 "
> "<string of hex digits (variable length, NIC dependent)>",
> .tokens = {
> (void *)&cmd_config_rss_hash_key_port,
> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
> index 1722d6c8f8..ec922bd304 100644
> --- a/app/test-pmd/config.c
> +++ b/app/test-pmd/config.c
> @@ -90,7 +90,7 @@ const struct rss_type_info rss_type_table[] = {
> { "all", RTE_ETH_RSS_ETH | RTE_ETH_RSS_VLAN | RTE_ETH_RSS_IP | RTE_ETH_RSS_TCP |
> RTE_ETH_RSS_UDP | RTE_ETH_RSS_SCTP | RTE_ETH_RSS_L2_PAYLOAD |
> RTE_ETH_RSS_L2TPV3 | RTE_ETH_RSS_ESP | RTE_ETH_RSS_AH | RTE_ETH_RSS_PFCP
> |
> - RTE_ETH_RSS_GTPU | RTE_ETH_RSS_ECPRI | RTE_ETH_RSS_MPLS},
> + RTE_ETH_RSS_GTPU | RTE_ETH_RSS_ECPRI | RTE_ETH_RSS_MPLS |
> RTE_ETH_RSS_L2TPV2},
> { "none", 0 },
> { "eth", RTE_ETH_RSS_ETH },
> { "l2-src-only", RTE_ETH_RSS_L2_SRC_ONLY },
> @@ -143,6 +143,7 @@ const struct rss_type_info rss_type_table[] = {
> { "mpls", RTE_ETH_RSS_MPLS },
> { "ipv4-chksum", RTE_ETH_RSS_IPV4_CHKSUM },
> { "l4-chksum", RTE_ETH_RSS_L4_CHKSUM },
> + { "l2tpv2", RTE_ETH_RSS_L2TPV2 },
> { NULL, 0 },
> };
>
> diff --git a/doc/guides/rel_notes/release_22_03.rst b/doc/guides/rel_notes/release_22_03.rst
> index 6d99d1eaa9..30695f11b7 100644
> --- a/doc/guides/rel_notes/release_22_03.rst
> +++ b/doc/guides/rel_notes/release_22_03.rst
> @@ -55,6 +55,11 @@ New Features
> Also, make sure to start the actual text at the margin.
> =======================================================
>
> +* **Added new RSS offload types for L2TPv2 in RSS flow.**
> +
> + Added macros RTE_ETH_RSS_L2TPV2, now L2TPv2 field can be used as
> + input set for RSS.
> +
Which fields exactly? I assume it is tunnel id but can it be something else?
>
> Removed Items
> -------------
> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
> index fa299c8ad7..43f582c90c 100644
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -645,6 +645,9 @@ struct rte_eth_rss_conf {
> #define RTE_ETH_RSS_L4_CHKSUM RTE_BIT64(35)
> #define ETH_RSS_L4_CHKSUM RTE_ETH_RSS_L4_CHKSUM
>
> +#define RTE_ETH_RSS_L2TPV2 RTE_BIT64(36)
> +#define ETH_RSS_L2TPV2 RTE_ETH_RSS_L2TPV2
> +
I know it was not done until now, but I think it is important to explain exactly on what
fields this hash is being done.
> /*
> * We use the following macros to combine with above RTE_ETH_RSS_* for
> * more specific input set selection. These bits are defined starting
> --
> 2.25.1
Best,
Ori
next prev parent reply other threads:[~2022-01-24 16:35 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-24 6:56 [PATCH 0/6] support L2TPv2 for AVF RSS hash and FDIR Jie Wang
2022-01-24 6:56 ` [PATCH 1/6] ethdev: add L2TPv2 RSS offload type Jie Wang
2022-01-24 16:35 ` Ori Kam [this message]
2022-01-25 1:54 ` Wang, Jie1X
2022-01-24 6:56 ` [PATCH 2/6] net: fix L2TPv2 common header Jie Wang
2022-01-24 6:56 ` [PATCH 3/6] app/testpmd: add 6 types of L2TPv2 message Jie Wang
2022-01-24 6:56 ` [PATCH 4/6] common/iavf: add session ID fields for L2TPv2 Jie Wang
2022-01-24 6:56 ` [PATCH 5/6] net/iavf: support L2TPv2 for AVF HASH Jie Wang
2022-01-24 6:56 ` [PATCH 6/6] net/iavf: support L2TPv2 for AVF FDIR Jie Wang
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