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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Jie Wang <jie1x.wang@intel.com>, <dev@dpdk.org>
Cc: <stevex.yang@intel.com>, <orika@nvidia.com>,
	<aman.deep.singh@intel.com>,  <thomas@monjalon.net>,
	<andrew.rybchenko@oktetlabs.ru>, <jingjing.wu@intel.com>,
	<beilei.xing@intel.com>, <qi.z.zhang@intel.com>,
	<olivier.matz@6wind.com>
Subject: Re: [PATCH v4 1/6] ethdev: add L2TPv2 RSS offload type
Date: Tue, 8 Feb 2022 14:43:09 +0000	[thread overview]
Message-ID: <88b3c700-d5f0-1fa8-fd67-6feba4b75944@intel.com> (raw)
In-Reply-To: <907ee151-ae4d-cbab-b491-5afebb3c1871@intel.com>

On 2/8/2022 1:13 PM, Ferruh Yigit wrote:
> On 2/8/2022 8:38 AM, Jie Wang wrote:
>> 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>
>> ---
>>   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                |  6 ++++++
>>   4 files changed, 19 insertions(+), 5 deletions(-)
>>
>> diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
>> index e626b1c7d9..d535311f21 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;

I think better to keep 'default' as last check, can you please add new one
above the 'default' check?

>>       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>",


Can you please update

- cmd_help_long_parsed() in same file
- documentation, doc/guides/testpmd_app_ug/testpmd_funcs.rst


>>       .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 "

Same for this command

>>           "<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 33be3241b9..9a507ab9ea 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 macro RTE_ETH_RSS_L2TPV2, now L2TPv2 session ID field can be used as
>> +  input set for RSS.
>> +
>>   * **Updated Cisco enic driver.**
>>     * Added rte_flow support for matching GENEVE packets.
>> diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h
>> index 147cc1ced3..b7e78618c8 100644
>> --- a/lib/ethdev/rte_ethdev.h
>> +++ b/lib/ethdev/rte_ethdev.h
>> @@ -651,6 +651,12 @@ 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
>> +/*
>> + * Below macro is defined for RSS offload type, it can be used to
>> + * fill rte_eth_rss_conf.rss_hf or rte_flow_action_rss.types.
>> + */
> 
> Why this comment is duplicated here? (There is exact same above, and it is wrong to
> have it here.)
> 

Please remove above comment too

> If this is the only comment, I can remove it while merging.
> 
>> +#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
> 


  reply	other threads:[~2022-02-08 14:43 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-29  6:24 [PATCH v3 0/6] support L2TPv2 for AVF RSS hash and FDIR Jie Wang
2022-01-29  6:24 ` [PATCH v3 1/6] ethdev: add L2TPv2 RSS offload type Jie Wang
2022-01-30  9:15   ` Ori Kam
2022-02-01 12:19   ` Ferruh Yigit
2022-01-29  6:24 ` [PATCH v3 2/6] net: fix L2TPv2 common header Jie Wang
2022-01-30  9:17   ` Ori Kam
2022-02-01 12:20     ` Ferruh Yigit
2022-01-29  6:24 ` [PATCH v3 3/6] app/testpmd: add 6 types of L2TPv2 message Jie Wang
2022-01-30  9:19   ` Ori Kam
2022-01-29  6:24 ` [PATCH v3 4/6] common/iavf: add session ID fields for L2TPv2 Jie Wang
2022-01-29  6:24 ` [PATCH v3 5/6] net/iavf: support L2TPv2 for AVF HASH Jie Wang
2022-01-29  6:24 ` [PATCH v3 6/6] net/iavf: support L2TPv2 for AVF FDIR Jie Wang
2022-02-01 12:22 ` [PATCH v3 0/6] support L2TPv2 for AVF RSS hash and FDIR Ferruh Yigit
2022-02-08  8:38 ` [PATCH v4 " Jie Wang
2022-02-08  8:38   ` [PATCH v4 1/6] ethdev: add L2TPv2 RSS offload type Jie Wang
2022-02-08 13:13     ` Ferruh Yigit
2022-02-08 14:43       ` Ferruh Yigit [this message]
2022-02-08  8:38   ` [PATCH v4 2/6] net: fix L2TPv2 common header Jie Wang
2022-02-08  8:38   ` [PATCH v4 3/6] app/testpmd: add 6 types of L2TPv2 message Jie Wang
2022-02-08  8:38   ` [PATCH v4 4/6] common/iavf: add session ID fields for L2TPv2 Jie Wang
2022-02-08  8:38   ` [PATCH v4 5/6] net/iavf: support L2TPv2 for AVF HASH Jie Wang
2022-02-09  7:01     ` Xing, Beilei
2022-02-09  7:43       ` Wang, Jie1X
2022-02-09  8:17       ` Zhang, Qi Z
2022-02-08  8:38   ` [PATCH v4 6/6] net/iavf: support L2TPv2 for AVF FDIR Jie Wang
2022-02-09  7:30     ` Xing, Beilei
2022-02-09  7:45       ` Wang, Jie1X
2022-02-08 14:44   ` [PATCH v4 0/6] support L2TPv2 for AVF RSS hash and FDIR Ferruh Yigit
2022-02-09  8:20     ` Zhang, Qi Z
2022-02-09  9:38   ` [PATCH v5 " Jie Wang
2022-02-09  9:38     ` [PATCH v5 1/6] ethdev: add L2TPv2 RSS offload type Jie Wang
2022-02-09 20:42       ` Ferruh Yigit
2022-02-09  9:38     ` [PATCH v5 2/6] net: fix L2TPv2 common header Jie Wang
2022-02-09  9:38     ` [PATCH v5 3/6] app/testpmd: add 6 types of L2TPv2 message Jie Wang
2022-02-09  9:38     ` [PATCH v5 4/6] common/iavf: add session ID fields for L2TPv2 Jie Wang
2022-02-11  1:37       ` Zhang, Qi Z
2022-02-09  9:38     ` [PATCH v5 5/6] net/iavf: support L2TPv2 for AVF HASH Jie Wang
2022-02-09 12:21       ` Xing, Beilei
2022-02-09  9:38     ` [PATCH v5 6/6] net/iavf: support L2TPv2 for AVF FDIR Jie Wang
2022-02-09 20:44     ` [PATCH v5 0/6] support L2TPv2 for AVF RSS hash and FDIR Ferruh Yigit
2022-02-10  2:13       ` Wang, Jie1X

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