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ethdev: add L2TPv2 RSS offload type

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This patch defines new RSS offload type for L2TPv2, which
is required when users want to distribute packets based on
the L2TPv2 session ID field.

Signed-off-by: Jie Wang <jie1x.wang@intel.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
Jie Wang 2022-02-09 17:38:52 +08:00 committed by Ferruh Yigit
parent b6c0f464af
commit f840cf7713
5 changed files with 20 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
app/test-pmd/cmdline.c
View File

@ -798,8 +798,8 @@ static void cmd_help_long_parsed(void *parsed_result,
"receive buffers available.\n\n"
"port config all rss (all|default|ip|tcp|udp|sctp|"
"ether|port|vxlan|geneve|nvgre|vxlan-gpe|ecpri|mpls|none|level-default|"
"level-outer|level-inner|<flowtype_id>)\n"
"ether|port|vxlan|geneve|nvgre|vxlan-gpe|ecpri|mpls|ipv4-chksum|l2tpv2|"
"none|level-default|level-outer|level-inner|<flowtype_id>)\n"
" Set the RSS mode.\n\n"
"port config port-id rss reta (hash,queue)[,(hash,queue)]\n"
@ -2183,7 +2183,7 @@ 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"))
@ -2248,6 +2248,8 @@ cmd_config_rss_parsed(void *parsed_result,
rss_conf.rss_hf = RTE_ETH_RSS_MPLS;
else if (!strcmp(res->value, "ipv4-chksum"))
rss_conf.rss_hf = RTE_ETH_RSS_IPV4_CHKSUM;
else if (!strcmp(res->value, "l2tpv2"))
rss_conf.rss_hf = RTE_ETH_RSS_L2TPV2;
else if (!strcmp(res->value, "none"))
rss_conf.rss_hf = 0;
else if (!strcmp(res->value, "level-default")) {
@ -2318,8 +2320,8 @@ cmdline_parse_inst_t cmd_config_rss = {
.data = NULL,
.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>",
"nvgre|vxlan-gpe|l2tpv3|esp|ah|pfcp|ecpri|mpls|ipv4-chksum|l2tpv2|"
"none|level-default|level-outer|level-inner|<flowtype_id>",
.tokens = {
(void *)&cmd_config_rss_port,
(void *)&cmd_config_rss_keyword,
@ -2434,7 +2436,7 @@ 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);
@ -2447,7 +2449,7 @@ 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,

3
app/test-pmd/config.c
View File

@ -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 },
};

5
doc/guides/rel_notes/release_22_03.rst
View File

@ -71,6 +71,11 @@ New Features
- ``rte_ipv6_udptcp_cksum_mbuf()``
- ``rte_ipv6_udptcp_cksum_mbuf_verify()``
* **Added new RSS offload types for L2TPv2 in RSS flow.**
Added macro RTE_ETH_RSS_L2TPV2, now L2TPv2 session ID field can be used as
input set for RSS.
* **Added an API to enable queue based priority flow ctrl(PFC).**
New APIs, ``rte_eth_dev_priority_flow_ctrl_queue_info_get()`` and

4
doc/guides/testpmd_app_ug/testpmd_funcs.rst
View File

@ -2308,11 +2308,11 @@ port config - RSS
Set the RSS (Receive Side Scaling) mode on or off::
testpmd> 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)
testpmd> 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|l2tpv2|none)
RSS is on by default.
The ``all`` option is equivalent to eth|vlan|ip|tcp|udp|sctp|ether|l2tpv3|esp|ah|pfcp.
The ``all`` option is equivalent to eth|vlan|ip|tcp|udp|sctp|ether|l2tpv3|esp|ah|pfcp|l2tpv2.
The ``default`` option enables all supported RSS types reported by device info.

2
lib/ethdev/rte_ethdev.h
View File

@ -651,6 +651,8 @@ struct rte_eth_rss_conf {
#define RTE_ETH_RSS_L4_CHKSUM RTE_BIT64(35)
#define ETH_RSS_L4_CHKSUM RTE_DEPRECATED(ETH_RSS_L4_CHKSUM) RTE_ETH_RSS_L4_CHKSUM
#define RTE_ETH_RSS_L2TPV2 RTE_BIT64(36)
/*
* We use the following macros to combine with above RTE_ETH_RSS_* for
* more specific input set selection. These bits are defined starting