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GET /api/patches/118960/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 118960,
    "url": "http://patches.dpdk.org/api/patches/118960/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/1666427069-10553-14-git-send-email-chaoyong.he@corigine.com/",
    "project": {
        "id": 1,
        "url": "http://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": "<1666427069-10553-14-git-send-email-chaoyong.he@corigine.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1666427069-10553-14-git-send-email-chaoyong.he@corigine.com",
    "date": "2022-10-22T08:24:17",
    "name": "[v2,13/25] net/nfp: support IPv4 GENEVE flow item",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": true,
    "hash": "f473f5f33f317abb83a69d9aa5c4898c56715141",
    "submitter": {
        "id": 2554,
        "url": "http://patches.dpdk.org/api/people/2554/?format=api",
        "name": "Chaoyong He",
        "email": "chaoyong.he@corigine.com"
    },
    "delegate": {
        "id": 319,
        "url": "http://patches.dpdk.org/api/users/319/?format=api",
        "username": "fyigit",
        "first_name": "Ferruh",
        "last_name": "Yigit",
        "email": "ferruh.yigit@amd.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/1666427069-10553-14-git-send-email-chaoyong.he@corigine.com/mbox/",
    "series": [
        {
            "id": 25372,
            "url": "http://patches.dpdk.org/api/series/25372/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=25372",
            "date": "2022-10-22T08:24:04",
            "name": "add the extend rte_flow offload support of nfp PMD",
            "version": 2,
            "mbox": "http://patches.dpdk.org/series/25372/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/118960/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/118960/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "Chaoyong He <chaoyong.he@corigine.com>",
        "To": "dev@dpdk.org",
        "Cc": "oss-drivers@corigine.com, niklas.soderlund@corigine.com,\n Chaoyong He <chaoyong.he@corigine.com>",
        "Subject": "[PATCH v2 13/25] net/nfp: support IPv4 GENEVE flow item",
        "Date": "Sat, 22 Oct 2022 16:24:17 +0800",
        "Message-Id": "<1666427069-10553-14-git-send-email-chaoyong.he@corigine.com>",
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    },
    "content": "Add the corresponding logics to support the offload of\nIPv4 GENEVE item.\n\nSigned-off-by: Chaoyong He <chaoyong.he@corigine.com>\nReviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>\n---\n doc/guides/nics/features/nfp.ini |  1 +\n drivers/net/nfp/nfp_flow.c       | 75 ++++++++++++++++++++++++++++++++++++++--\n 2 files changed, 74 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/doc/guides/nics/features/nfp.ini b/doc/guides/nics/features/nfp.ini\nindex 95c97c2..14fb6e0 100644\n--- a/doc/guides/nics/features/nfp.ini\n+++ b/doc/guides/nics/features/nfp.ini\n@@ -28,6 +28,7 @@ Usage doc            = Y\n \n [rte_flow items]\n eth                  = Y\n+geneve               = Y\n ipv4                 = Y\n ipv6                 = Y\n port_id              = Y\ndiff --git a/drivers/net/nfp/nfp_flow.c b/drivers/net/nfp/nfp_flow.c\nindex ef19231..a6adfa5 100644\n--- a/drivers/net/nfp/nfp_flow.c\n+++ b/drivers/net/nfp/nfp_flow.c\n@@ -769,6 +769,23 @@ struct nfp_pre_tun_entry {\n \t\t\t\treturn -EINVAL;\n \t\t\t}\n \t\t\tbreak;\n+\t\tcase RTE_FLOW_ITEM_TYPE_GENEVE:\n+\t\t\tPMD_DRV_LOG(DEBUG, \"RTE_FLOW_ITEM_TYPE_GENEVE detected\");\n+\t\t\t/* Clear IPv4 bits */\n+\t\t\tkey_ls->key_layer &= ~NFP_FLOWER_LAYER_IPV4;\n+\t\t\tkey_ls->tun_type = NFP_FL_TUN_GENEVE;\n+\t\t\tkey_ls->key_layer |= NFP_FLOWER_LAYER_EXT_META;\n+\t\t\tkey_ls->key_layer_two |= NFP_FLOWER_LAYER2_GENEVE;\n+\t\t\tkey_ls->key_size += sizeof(struct nfp_flower_ext_meta);\n+\t\t\tif (outer_ip4_flag) {\n+\t\t\t\tkey_ls->key_size += sizeof(struct nfp_flower_ipv4_udp_tun);\n+\t\t\t\t/*\n+\t\t\t\t * The outer l3 layer information is\n+\t\t\t\t * in `struct nfp_flower_ipv4_udp_tun`\n+\t\t\t\t */\n+\t\t\t\tkey_ls->key_size -= sizeof(struct nfp_flower_ipv4);\n+\t\t\t}\n+\t\t\tbreak;\n \t\tdefault:\n \t\t\tPMD_DRV_LOG(ERR, \"Item type %d not supported.\", item->type);\n \t\t\treturn -ENOTSUP;\n@@ -960,12 +977,22 @@ struct nfp_pre_tun_entry {\n static bool\n nfp_flow_is_tunnel(struct rte_flow *nfp_flow)\n {\n+\tuint32_t key_layer2;\n+\tstruct nfp_flower_ext_meta *ext_meta;\n \tstruct nfp_flower_meta_tci *meta_tci;\n \n \tmeta_tci = (struct nfp_flower_meta_tci *)nfp_flow->payload.unmasked_data;\n \tif (meta_tci->nfp_flow_key_layer & NFP_FLOWER_LAYER_VXLAN)\n \t\treturn true;\n \n+\tif (!(meta_tci->nfp_flow_key_layer & NFP_FLOWER_LAYER_EXT_META))\n+\t\treturn false;\n+\n+\text_meta = (struct nfp_flower_ext_meta *)(meta_tci + 1);\n+\tkey_layer2 = rte_be_to_cpu_32(ext_meta->nfp_flow_key_layer2);\n+\tif (key_layer2 & NFP_FLOWER_LAYER2_GENEVE)\n+\t\treturn true;\n+\n \treturn false;\n }\n \n@@ -1386,6 +1413,39 @@ struct nfp_pre_tun_entry {\n \treturn ret;\n }\n \n+static int\n+nfp_flow_merge_geneve(__rte_unused struct nfp_app_fw_flower *app_fw_flower,\n+\t\t__rte_unused struct rte_flow *nfp_flow,\n+\t\tchar **mbuf_off,\n+\t\tconst struct rte_flow_item *item,\n+\t\tconst struct nfp_flow_item_proc *proc,\n+\t\tbool is_mask,\n+\t\t__rte_unused bool is_outer_layer)\n+{\n+\tstruct nfp_flower_ipv4_udp_tun *tun4;\n+\tconst struct rte_flow_item_geneve *spec;\n+\tconst struct rte_flow_item_geneve *mask;\n+\tconst struct rte_flow_item_geneve *geneve;\n+\n+\tspec = item->spec;\n+\tif (spec == NULL) {\n+\t\tPMD_DRV_LOG(DEBUG, \"nfp flow merge geneve: no item->spec!\");\n+\t\tgoto geneve_end;\n+\t}\n+\n+\tmask = item->mask ? item->mask : proc->mask_default;\n+\tgeneve = is_mask ? mask : spec;\n+\n+\ttun4 = (struct nfp_flower_ipv4_udp_tun *)*mbuf_off;\n+\ttun4->tun_id = rte_cpu_to_be_32((geneve->vni[0] << 16) |\n+\t\t\t(geneve->vni[1] << 8) | (geneve->vni[2]));\n+\n+geneve_end:\n+\t*mbuf_off += sizeof(struct nfp_flower_ipv4_udp_tun);\n+\n+\treturn 0;\n+}\n+\n /* Graph of supported items and associated process function */\n static const struct nfp_flow_item_proc nfp_flow_item_proc_list[] = {\n \t[RTE_FLOW_ITEM_TYPE_END] = {\n@@ -1474,7 +1534,8 @@ struct nfp_pre_tun_entry {\n \t\t.merge = nfp_flow_merge_tcp,\n \t},\n \t[RTE_FLOW_ITEM_TYPE_UDP] = {\n-\t\t.next_item = NEXT_ITEM(RTE_FLOW_ITEM_TYPE_VXLAN),\n+\t\t.next_item = NEXT_ITEM(RTE_FLOW_ITEM_TYPE_VXLAN,\n+\t\t\tRTE_FLOW_ITEM_TYPE_GENEVE),\n \t\t.mask_support = &(const struct rte_flow_item_udp){\n \t\t\t.hdr = {\n \t\t\t\t.src_port = RTE_BE16(0xffff),\n@@ -1507,6 +1568,15 @@ struct nfp_pre_tun_entry {\n \t\t.mask_sz = sizeof(struct rte_flow_item_vxlan),\n \t\t.merge = nfp_flow_merge_vxlan,\n \t},\n+\t[RTE_FLOW_ITEM_TYPE_GENEVE] = {\n+\t\t.next_item = NEXT_ITEM(RTE_FLOW_ITEM_TYPE_ETH),\n+\t\t.mask_support = &(const struct rte_flow_item_geneve){\n+\t\t\t.vni = \"\\xff\\xff\\xff\",\n+\t\t},\n+\t\t.mask_default = &rte_flow_item_geneve_mask,\n+\t\t.mask_sz = sizeof(struct rte_flow_item_geneve),\n+\t\t.merge = nfp_flow_merge_geneve,\n+\t},\n };\n \n static int\n@@ -1563,7 +1633,8 @@ struct nfp_pre_tun_entry {\n static bool\n nfp_flow_is_tun_item(const struct rte_flow_item *item)\n {\n-\tif (item->type == RTE_FLOW_ITEM_TYPE_VXLAN)\n+\tif (item->type == RTE_FLOW_ITEM_TYPE_VXLAN ||\n+\t\t\titem->type == RTE_FLOW_ITEM_TYPE_GENEVE)\n \t\treturn true;\n \n \treturn false;\n",
    "prefixes": [
        "v2",
        "13/25"
    ]
}