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GET /api/patches/126305/?format=api
{ "id": 126305, "url": "https://patches.dpdk.org/api/patches/126305/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20230420092145.522389-2-michaelba@nvidia.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20230420092145.522389-2-michaelba@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20230420092145.522389-2-michaelba@nvidia.com", "date": "2023-04-20T09:21:44", "name": "[RFC,1/2] ethdev: add GENEVE TLV option modification support", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "6e8b6ae99efb65b4b38463ca4fc55bbbcd72c983", "submitter": { "id": 1949, "url": "https://patches.dpdk.org/api/people/1949/?format=api", "name": "Michael Baum", "email": "michaelba@nvidia.com" }, "delegate": { "id": 319, "url": "https://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20230420092145.522389-2-michaelba@nvidia.com/mbox/", "series": [ { "id": 27795, "url": "https://patches.dpdk.org/api/series/27795/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=27795", "date": "2023-04-20T09:21:43", "name": "ethdev: extend modify field API", "version": 1, "mbox": "https://patches.dpdk.org/series/27795/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/126305/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/126305/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", 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\"Thomas Monjalon\" <thomas@monjalon.net>", "Subject": "[RFC 1/2] ethdev: add GENEVE TLV option modification support", "Date": "Thu, 20 Apr 2023 12:21:44 +0300", "Message-ID": "<20230420092145.522389-2-michaelba@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20230420092145.522389-1-michaelba@nvidia.com>", "References": "<20230420092145.522389-1-michaelba@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "BN8NAM11FT043:EE_|SJ0PR12MB7081:EE_", "X-MS-Office365-Filtering-Correlation-Id": "14427f98-524f-4fd0-4074-08db4180b53d", "X-LD-Processed": "43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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SFS:(13230028)(4636009)(346002)(39860400002)(136003)(396003)(376002)(451199021)(36840700001)(46966006)(40470700004)(5660300002)(40480700001)(55016003)(40460700003)(316002)(41300700001)(4326008)(6916009)(70586007)(70206006)(478600001)(54906003)(8936002)(82740400003)(8676002)(356005)(7636003)(47076005)(186003)(36860700001)(336012)(426003)(83380400001)(6286002)(2616005)(7696005)(34020700004)(6666004)(1076003)(26005)(86362001)(36756003)(82310400005)(2906002)(21314003);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "20 Apr 2023 09:22:05.3335 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 14427f98-524f-4fd0-4074-08db4180b53d", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.161];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n BN8NAM11FT043.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "SJ0PR12MB7081", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "Add modify field support for GENEVE option fields:\n - \"RTE_FLOW_FIELD_GENEVE_OPT_TYPE\"\n - \"RTE_FLOW_FIELD_GENEVE_OPT_CLASS\"\n - \"RTE_FLOW_FIELD_GENEVE_OPT_DATA\"\n\nEach GENEVE TLV option is identified by both its \"class\" and \"type\", so\n2 new fields were added to \"rte_flow_action_modify_data\" structure to\nhelp specify which option to modify.\n\nTo get room for those 2 new fields, the \"level\" field move to use\n\"uint8_t\" which is more than enough for encapsulation level.\n\nSigned-off-by: Michael Baum <michaelba@nvidia.com>\n---\n app/test-pmd/cmdline_flow.c | 47 ++++++++++++++++++++++++++-\n doc/guides/prog_guide/rte_flow.rst | 27 +++++++++++++---\n lib/ethdev/rte_flow.h | 51 +++++++++++++++++++++++++++++-\n 3 files changed, 118 insertions(+), 7 deletions(-)", "diff": "diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c\nindex 58939ec321..db8bd30cb1 100644\n--- a/app/test-pmd/cmdline_flow.c\n+++ b/app/test-pmd/cmdline_flow.c\n@@ -636,11 +636,15 @@ enum index {\n \tACTION_MODIFY_FIELD_DST_TYPE_VALUE,\n \tACTION_MODIFY_FIELD_DST_LEVEL,\n \tACTION_MODIFY_FIELD_DST_LEVEL_VALUE,\n+\tACTION_MODIFY_FIELD_DST_TYPE_ID,\n+\tACTION_MODIFY_FIELD_DST_CLASS_ID,\n \tACTION_MODIFY_FIELD_DST_OFFSET,\n \tACTION_MODIFY_FIELD_SRC_TYPE,\n \tACTION_MODIFY_FIELD_SRC_TYPE_VALUE,\n \tACTION_MODIFY_FIELD_SRC_LEVEL,\n \tACTION_MODIFY_FIELD_SRC_LEVEL_VALUE,\n+\tACTION_MODIFY_FIELD_SRC_TYPE_ID,\n+\tACTION_MODIFY_FIELD_SRC_CLASS_ID,\n \tACTION_MODIFY_FIELD_SRC_OFFSET,\n \tACTION_MODIFY_FIELD_SRC_VALUE,\n \tACTION_MODIFY_FIELD_SRC_POINTER,\n@@ -854,7 +858,8 @@ static const char *const modify_field_ids[] = {\n \t\"ipv4_ecn\", \"ipv6_ecn\", \"gtp_psc_qfi\", \"meter_color\",\n \t\"ipv6_proto\",\n \t\"flex_item\",\n-\t\"hash_result\", NULL\n+\t\"hash_result\",\n+\t\"geneve_opt_type\", \"geneve_opt_class\", \"geneve_opt_data\", NULL\n };\n \n static const char *const meter_colors[] = {\n@@ -2295,6 +2300,8 @@ static const enum index next_action_sample[] = {\n \n static const enum index action_modify_field_dst[] = {\n \tACTION_MODIFY_FIELD_DST_LEVEL,\n+\tACTION_MODIFY_FIELD_DST_TYPE_ID,\n+\tACTION_MODIFY_FIELD_DST_CLASS_ID,\n \tACTION_MODIFY_FIELD_DST_OFFSET,\n \tACTION_MODIFY_FIELD_SRC_TYPE,\n \tZERO,\n@@ -2302,6 +2309,8 @@ static const enum index action_modify_field_dst[] = {\n \n static const enum index action_modify_field_src[] = {\n \tACTION_MODIFY_FIELD_SRC_LEVEL,\n+\tACTION_MODIFY_FIELD_SRC_TYPE_ID,\n+\tACTION_MODIFY_FIELD_SRC_CLASS_ID,\n \tACTION_MODIFY_FIELD_SRC_OFFSET,\n \tACTION_MODIFY_FIELD_SRC_VALUE,\n \tACTION_MODIFY_FIELD_SRC_POINTER,\n@@ -6388,6 +6397,24 @@ static const struct token token_list[] = {\n \t\t.call = parse_vc_modify_field_level,\n \t\t.comp = comp_none,\n \t},\n+\t[ACTION_MODIFY_FIELD_DST_TYPE_ID] = {\n+\t\t.name = \"dst_type_id\",\n+\t\t.help = \"destination field type ID\",\n+\t\t.next = NEXT(action_modify_field_dst,\n+\t\t\t NEXT_ENTRY(COMMON_UNSIGNED)),\n+\t\t.args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,\n+\t\t\t\t\tdst.type)),\n+\t\t.call = parse_vc_conf,\n+\t},\n+\t[ACTION_MODIFY_FIELD_DST_CLASS_ID] = {\n+\t\t.name = \"dst_class\",\n+\t\t.help = \"destination field class ID\",\n+\t\t.next = NEXT(action_modify_field_dst,\n+\t\t\t NEXT_ENTRY(COMMON_UNSIGNED)),\n+\t\t.args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,\n+\t\t\t\t\tdst.class_id)),\n+\t\t.call = parse_vc_conf,\n+\t},\n \t[ACTION_MODIFY_FIELD_DST_OFFSET] = {\n \t\t.name = \"dst_offset\",\n \t\t.help = \"destination field bit offset\",\n@@ -6423,6 +6450,24 @@ static const struct token token_list[] = {\n \t\t.call = parse_vc_modify_field_level,\n \t\t.comp = comp_none,\n \t},\n+\t[ACTION_MODIFY_FIELD_SRC_TYPE_ID] = {\n+\t\t.name = \"src_type_id\",\n+\t\t.help = \"source field type ID\",\n+\t\t.next = NEXT(action_modify_field_src,\n+\t\t\t NEXT_ENTRY(COMMON_UNSIGNED)),\n+\t\t.args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,\n+\t\t\t\t\tsrc.type)),\n+\t\t.call = parse_vc_conf,\n+\t},\n+\t[ACTION_MODIFY_FIELD_SRC_CLASS_ID] = {\n+\t\t.name = \"src_class\",\n+\t\t.help = \"source field class ID\",\n+\t\t.next = NEXT(action_modify_field_src,\n+\t\t\t NEXT_ENTRY(COMMON_UNSIGNED)),\n+\t\t.args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,\n+\t\t\t\t\tsrc.class_id)),\n+\t\t.call = parse_vc_conf,\n+\t},\n \t[ACTION_MODIFY_FIELD_SRC_OFFSET] = {\n \t\t.name = \"src_offset\",\n \t\t.help = \"source field bit offset\",\ndiff --git a/doc/guides/prog_guide/rte_flow.rst b/doc/guides/prog_guide/rte_flow.rst\nindex 32fc45516a..dc86e040ec 100644\n--- a/doc/guides/prog_guide/rte_flow.rst\n+++ b/doc/guides/prog_guide/rte_flow.rst\n@@ -2917,23 +2917,36 @@ The immediate value ``RTE_FLOW_FIELD_VALUE`` (or a pointer to it\n ``RTE_FLOW_FIELD_START`` is used to point to the beginning of a packet.\n See ``enum rte_flow_field_id`` for the list of supported fields.\n \n-``op`` selects the operation to perform on a destination field.\n+``op`` selects the operation to perform on a destination field:\n+\n - ``set`` copies the data from ``src`` field to ``dst`` field.\n - ``add`` adds together ``dst`` and ``src`` and stores the result into ``dst``.\n-- ``sub`` subtracts ``src`` from ``dst`` and stores the result into ``dst``\n+- ``sub`` subtracts ``src`` from ``dst`` and stores the result into ``dst``.\n \n ``width`` defines a number of bits to use from ``src`` field.\n \n ``level`` is used to access any packet field on any encapsulation level\n-as well as any tag element in the tag array.\n+as well as any tag element in the tag array:\n+\n - ``0`` means the default behaviour. Depending on the packet type, it can\n-mean outermost, innermost or anything in between.\n+ mean outermost, innermost or anything in between.\n+\n - ``1`` requests access to the outermost packet encapsulation level.\n+\n - ``2`` and subsequent values requests access to the specified packet\n-encapsulation level, from outermost to innermost (lower to higher values).\n+ encapsulation level, from outermost to innermost (lower to higher values).\n+\n For the tag array (in case of multiple tags are supported and present)\n ``level`` translates directly into the array index.\n \n+``type`` is used to specify (along with ``class_id``) the Geneve option which\n+is being modified.\n+This field is relevant only for ``RTE_FLOW_FIELD_GENEVE_OPT_XXXX`` type.\n+\n+``class_id`` is used to specify (along with ``type``) the Geneve option which\n+is being modified.\n+This field is relevant only for ``RTE_FLOW_FIELD_GENEVE_OPT_XXXX`` type.\n+\n ``flex_handle`` is used to specify the flex item pointer which is being\n modified. ``flex_handle`` and ``level`` are mutually exclusive.\n \n@@ -2991,6 +3004,10 @@ value as sequence of bytes {xxx, xxx, 0x85, xxx, xxx, xxx}.\n +-----------------+----------------------------------------------------------+\n | ``level`` | encapsulation level of a packet field or tag array index |\n +-----------------+----------------------------------------------------------+\n+ | ``type`` | geneve option type |\n+ +-----------------+----------------------------------------------------------+\n+ | ``class_id`` | geneve option class ID |\n+ +-----------------+----------------------------------------------------------+\n | ``flex_handle`` | flex item handle of a packet field |\n +-----------------+----------------------------------------------------------+\n | ``offset`` | number of bits to skip at the beginning |\ndiff --git a/lib/ethdev/rte_flow.h b/lib/ethdev/rte_flow.h\nindex 713ba8b65c..b82eb0c0a8 100644\n--- a/lib/ethdev/rte_flow.h\n+++ b/lib/ethdev/rte_flow.h\n@@ -3773,6 +3773,9 @@ enum rte_flow_field_id {\n \tRTE_FLOW_FIELD_IPV6_PROTO,\t/**< IPv6 next header. */\n \tRTE_FLOW_FIELD_FLEX_ITEM,\t/**< Flex item. */\n \tRTE_FLOW_FIELD_HASH_RESULT,\t/**< Hash result. */\n+\tRTE_FLOW_FIELD_GENEVE_OPT_TYPE,\t/**< GENEVE option type */\n+\tRTE_FLOW_FIELD_GENEVE_OPT_CLASS,/**< GENEVE option class */\n+\tRTE_FLOW_FIELD_GENEVE_OPT_DATA\t/**< GENEVE option data */\n };\n \n /**\n@@ -3788,7 +3791,53 @@ struct rte_flow_action_modify_data {\n \t\tstruct {\n \t\t\t/** Encapsulation level or tag index or flex item handle. */\n \t\t\tunion {\n-\t\t\t\tuint32_t level;\n+\t\t\t\tstruct {\n+\t\t\t\t\t/**\n+\t\t\t\t\t * Packet encapsulation level containing\n+\t\t\t\t\t * the field modify to.\n+\t\t\t\t\t *\n+\t\t\t\t\t * - @p 0 requests the default behavior.\n+\t\t\t\t\t * Depending on the packet type, it\n+\t\t\t\t\t * can mean outermost, innermost or\n+\t\t\t\t\t * anything in between.\n+\t\t\t\t\t *\n+\t\t\t\t\t * It basically stands for the\n+\t\t\t\t\t * innermost encapsulation level\n+\t\t\t\t\t * modification can be performed on\n+\t\t\t\t\t * according to PMD and device\n+\t\t\t\t\t * capabilities.\n+\t\t\t\t\t *\n+\t\t\t\t\t * - @p 1 requests modification to be\n+\t\t\t\t\t * performed on the outermost packet\n+\t\t\t\t\t * encapsulation level.\n+\t\t\t\t\t *\n+\t\t\t\t\t * - @p 2 and subsequent values request\n+\t\t\t\t\t * modification to be performed on\n+\t\t\t\t\t * the specified inner packet\n+\t\t\t\t\t * encapsulation level, from\n+\t\t\t\t\t * outermost to innermost (lower to\n+\t\t\t\t\t * higher values).\n+\t\t\t\t\t *\n+\t\t\t\t\t * Values other than @p 0 are not\n+\t\t\t\t\t * necessarily supported.\n+\t\t\t\t\t *\n+\t\t\t\t\t * For RTE_FLOW_FIELD_TAG it represents\n+\t\t\t\t\t * the tag element in the tag array.\n+\t\t\t\t\t */\n+\t\t\t\t\tuint8_t level;\n+\t\t\t\t\t/**\n+\t\t\t\t\t * Geneve option type. relevant only\n+\t\t\t\t\t * for RTE_FLOW_FIELD_GENEVE_OPT_XXXX\n+\t\t\t\t\t * modification type.\n+\t\t\t\t\t */\n+\t\t\t\t\tuint8_t type;\n+\t\t\t\t\t/**\n+\t\t\t\t\t * Geneve option class. relevant only\n+\t\t\t\t\t * for RTE_FLOW_FIELD_GENEVE_OPT_XXXX\n+\t\t\t\t\t * modification type.\n+\t\t\t\t\t */\n+\t\t\t\t\trte_be16_t class_id;\n+\t\t\t\t};\n \t\t\t\tstruct rte_flow_item_flex_handle *flex_handle;\n \t\t\t};\n \t\t\t/** Number of bits to skip from a field. */\n", "prefixes": [ "RFC", "1/2" ] }