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GET /api/patches/85464/?format=api
{ "id": 85464, "url": "https://patches.dpdk.org/api/patches/85464/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1608303356-13089-3-git-send-email-xuemingl@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": "<1608303356-13089-3-git-send-email-xuemingl@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1608303356-13089-3-git-send-email-xuemingl@nvidia.com", "date": "2020-12-18T14:55:51", "name": "[RFC,2/7] ethdev: support multi-host representor", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "0b74ad1d6860efdfeafd0ec9949813e97b950418", "submitter": { "id": 1904, "url": "https://patches.dpdk.org/api/people/1904/?format=api", "name": "Xueming Li", "email": "xuemingl@nvidia.com" }, "delegate": { "id": 1, "url": "https://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1608303356-13089-3-git-send-email-xuemingl@nvidia.com/mbox/", "series": [ { "id": 14376, "url": "https://patches.dpdk.org/api/series/14376/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=14376", "date": "2020-12-18T14:55:49", "name": "support SubFunction representor", "version": 1, "mbox": "https://patches.dpdk.org/series/14376/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/85464/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/85464/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id BD02FA09FD;\n\tFri, 18 Dec 2020 15:57:07 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id A497ACB27;\n\tFri, 18 Dec 2020 15:56:17 +0100 (CET)", "from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129])\n by dpdk.org (Postfix) with ESMTP id 24138CAFF\n for <dev@dpdk.org>; Fri, 18 Dec 2020 15:56:13 +0100 (CET)", "from Internal Mail-Server by MTLPINE1 (envelope-from\n xuemingl@nvidia.com) with SMTP; 18 Dec 2020 16:56:06 +0200", "from nvidia.com (pegasus05.mtr.labs.mlnx [10.210.16.100])\n by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 0BIEu65S013340;\n Fri, 18 Dec 2020 16:56:06 +0200" ], "From": "Xueming Li <xuemingl@nvidia.com>", "To": "Viacheslav Ovsiienko <viacheslavo@nvidia.com>,\n Thomas Monjalon <thomas@monjalon.net>,\n Ferruh Yigit <ferruh.yigit@intel.com>,\n Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,\n Olivier Matz <olivier.matz@6wind.com>, Matan Azrad <matan@nvidia.com>", "Cc": "dev@dpdk.org, xuemingl@nvidia.com, Asaf Penso <asafp@nvidia.com>", "Date": "Fri, 18 Dec 2020 14:55:51 +0000", "Message-Id": "<1608303356-13089-3-git-send-email-xuemingl@nvidia.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1608303356-13089-1-git-send-email-xuemingl@nvidia.com>", "References": "<1608303356-13089-1-git-send-email-xuemingl@nvidia.com>", "Subject": "[dpdk-dev] [RFC 2/7] ethdev: support multi-host representor", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "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", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This patch introduce multi-host controller for ethdev representor\nsyntax, examples:\n\n[[c#]pf#]vf#: VF port representor/s, example: pf0vf1\n[[c#]pf#]sf#: SF port representor/s, example: c1pf1sf[0-3]\n\nc# is controller ID/range in case of multi-host, optional. It is mostly\nfor SmartNIC attached to multiple hosts in the same rack to allow\nrouting the packets between PF/SF/VF running on these hosts.\n\nSigned-off-by: Xueming Li <xuemingl@nvidia.com>\n---\n config/rte_config.h | 1 +\n lib/librte_ethdev/ethdev_private.c | 13 +++++++++++--\n lib/librte_ethdev/rte_ethdev_driver.h | 4 ++++\n 3 files changed, 16 insertions(+), 2 deletions(-)", "diff": "diff --git a/config/rte_config.h b/config/rte_config.h\nindex a0b5160ff2..23d02d51ef 100644\n--- a/config/rte_config.h\n+++ b/config/rte_config.h\n@@ -58,6 +58,7 @@\n #define RTE_MAX_QUEUES_PER_PORT 1024\n #define RTE_ETHDEV_QUEUE_STAT_CNTRS 16 /* max 256 */\n #define RTE_ETHDEV_RXTX_CALLBACKS 1\n+#define RTE_MAX_MULTI_HOST_CTRLS 4\n \n /* cryptodev defines */\n #define RTE_CRYPTO_MAX_DEVS 64\ndiff --git a/lib/librte_ethdev/ethdev_private.c b/lib/librte_ethdev/ethdev_private.c\nindex 2a057c5f36..3e455acea9 100644\n--- a/lib/librte_ethdev/ethdev_private.c\n+++ b/lib/librte_ethdev/ethdev_private.c\n@@ -95,8 +95,8 @@ rte_eth_devargs_process_list(char *str, uint16_t *list, uint16_t *len_list,\n /*\n * representor format:\n * #: range or single number of VF representor - legacy\n- * [pf#]vf#: VF port representor/s\n- * [pf#]sf#: SF port representor/s\n+ * [[c#]pf#]vf#: VF port representor/s\n+ * [[c#]pf#]sf#: SF port representor/s\n */\n int\n rte_eth_devargs_parse_representor_ports(char *str, void *data)\n@@ -105,6 +105,15 @@ rte_eth_devargs_parse_representor_ports(char *str, void *data)\n \tint ret;\n \n \teth_da->type = RTE_ETH_REPRESENTOR_NONE;\n+\tif (str[0] == 'c') {\n+\t\tstr += 1;\n+\t\tret = rte_eth_devargs_process_list(str, eth_da->mh_controllers,\n+\t\t\t\tð_da->nb_mh_controllers,\n+\t\t\t\tRTE_DIM(eth_da->mh_controllers));\n+\t\tif (ret < 0)\n+\t\t\tgoto err;\n+\t\tstr += ret;\n+\t}\n \t/* parse pf# */\n \tif (str[0] == 'p' && str[1] == 'f') {\n \t\tstr += 2;\ndiff --git a/lib/librte_ethdev/rte_ethdev_driver.h b/lib/librte_ethdev/rte_ethdev_driver.h\nindex edb000cbd4..a7969c9408 100644\n--- a/lib/librte_ethdev/rte_ethdev_driver.h\n+++ b/lib/librte_ethdev/rte_ethdev_driver.h\n@@ -1203,6 +1203,10 @@ enum rte_eth_representor_type {\n \n /** Generic Ethernet device arguments */\n struct rte_eth_devargs {\n+\tuint16_t mh_controllers[RTE_MAX_MULTI_HOST_CTRLS];\n+\t/** controller/s number in case of multi-host */\n+\tuint16_t nb_mh_controllers;\n+\t/** number of controllers in multi-host contollerss field */\n \tuint16_t ports[RTE_MAX_ETHPORTS];\n \t/** port/s number to enable on a multi-port single function */\n \tuint16_t nb_ports;\n", "prefixes": [ "RFC", "2/7" ] }