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GET /api/patches/7310/?format=api
{ "id": 7310, "url": "https://patches.dpdk.org/api/patches/7310/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1443615142-24381-4-git-send-email-bruce.richardson@intel.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": "<1443615142-24381-4-git-send-email-bruce.richardson@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1443615142-24381-4-git-send-email-bruce.richardson@intel.com", "date": "2015-09-30T12:12:21", "name": "[dpdk-dev,3/4] ring: add rte_eth_from_ring function", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "ad5ab705c2de91aeb3a2b8c84fbbc2dadefe4bce", "submitter": { "id": 20, "url": "https://patches.dpdk.org/api/people/20/?format=api", "name": "Bruce Richardson", "email": "bruce.richardson@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1443615142-24381-4-git-send-email-bruce.richardson@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/7310/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/7310/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id D68818E69;\n\tWed, 30 Sep 2015 14:12:30 +0200 (CEST)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n\tby dpdk.org (Postfix) with ESMTP id E1FBF8DAA\n\tfor <dev@dpdk.org>; Wed, 30 Sep 2015 14:12:26 +0200 (CEST)", "from orsmga002.jf.intel.com ([10.7.209.21])\n\tby fmsmga101.fm.intel.com with ESMTP; 30 Sep 2015 05:12:25 -0700", "from irvmail001.ir.intel.com ([163.33.26.43])\n\tby orsmga002.jf.intel.com with ESMTP; 30 Sep 2015 05:12:24 -0700", "from sivswdev01.ir.intel.com (sivswdev01.ir.intel.com\n\t[10.237.217.45])\n\tby irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id\n\tt8UCCMgJ015011; Wed, 30 Sep 2015 13:12:22 +0100", "from sivswdev01.ir.intel.com (localhost [127.0.0.1])\n\tby sivswdev01.ir.intel.com with ESMTP id t8UCCMWp024437;\n\tWed, 30 Sep 2015 13:12:22 +0100", "(from bricha3@localhost)\n\tby sivswdev01.ir.intel.com with id t8UCCMfW024433;\n\tWed, 30 Sep 2015 13:12:22 +0100" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.17,612,1437462000\"; d=\"scan'208\";a=\"816267649\"", "From": "Bruce Richardson <bruce.richardson@intel.com>", "To": "dev@dpdk.org", "Date": "Wed, 30 Sep 2015 13:12:21 +0100", "Message-Id": "<1443615142-24381-4-git-send-email-bruce.richardson@intel.com>", "X-Mailer": "git-send-email 1.7.4.1", "In-Reply-To": "<1443615142-24381-1-git-send-email-bruce.richardson@intel.com>", "References": "<1443615142-24381-1-git-send-email-bruce.richardson@intel.com>", "Subject": "[dpdk-dev] [PATCH 3/4] ring: add rte_eth_from_ring function", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "patches and discussions about DPDK <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Add a one-parameter function to take an existing rte_ring and wrap it as\nan ethdev, returning the port id of the new ethdev instance.\n\nSigned-off-by: Bruce Richardson <bruce.richardson@intel.com>\n---\n drivers/net/ring/rte_eth_ring.c | 8 ++++++++\n drivers/net/ring/rte_eth_ring.h | 14 ++++++++++++++\n drivers/net/ring/rte_eth_ring_version.map | 5 +++++\n 3 files changed, 27 insertions(+)", "diff": "diff --git a/drivers/net/ring/rte_eth_ring.c b/drivers/net/ring/rte_eth_ring.c\nindex bfd6f4e..d851f9e 100644\n--- a/drivers/net/ring/rte_eth_ring.c\n+++ b/drivers/net/ring/rte_eth_ring.c\n@@ -36,6 +36,7 @@\n #include <rte_ethdev.h>\n #include <rte_malloc.h>\n #include <rte_memcpy.h>\n+#include <rte_memzone.h>\n #include <rte_string_fns.h>\n #include <rte_dev.h>\n #include <rte_kvargs.h>\n@@ -392,6 +393,13 @@ error:\n \treturn -1;\n }\n \n+int\n+rte_eth_from_ring(struct rte_ring *r)\n+{\n+\treturn rte_eth_from_rings(r->name, &r, 1, &r, 1,\n+\t\t\tr->memzone ? r->memzone->socket_id : SOCKET_ID_ANY);\n+}\n+\n enum dev_action{\n \tDEV_CREATE,\n \tDEV_ATTACH\ndiff --git a/drivers/net/ring/rte_eth_ring.h b/drivers/net/ring/rte_eth_ring.h\nindex 5a69bff..4ff83ec 100644\n--- a/drivers/net/ring/rte_eth_ring.h\n+++ b/drivers/net/ring/rte_eth_ring.h\n@@ -65,6 +65,20 @@ int rte_eth_from_rings(const char *name,\n \t\tconst unsigned nb_tx_queues,\n \t\tconst unsigned numa_node);\n \n+/**\n+ * Create a new ethdev port from a ring\n+ *\n+ * This function is a shortcut call for rte_eth_from_rings for the\n+ * case where one wants to take a single rte_ring and use it as though\n+ * it were an ethdev\n+ *\n+ * @param ring\n+ * the ring to be used as an ethdev\n+ * @return\n+ * the port number of the newly created ethdev, or -1 on error\n+ */\n+int rte_eth_from_ring(struct rte_ring *r);\n+\n #ifdef __cplusplus\n }\n #endif\ndiff --git a/drivers/net/ring/rte_eth_ring_version.map b/drivers/net/ring/rte_eth_ring_version.map\nindex 0875e25..8e113a4 100644\n--- a/drivers/net/ring/rte_eth_ring_version.map\n+++ b/drivers/net/ring/rte_eth_ring_version.map\n@@ -5,3 +5,8 @@ DPDK_2.0 {\n \n \tlocal: *;\n };\n+\n+DPDK_2.2 {\n+\tglobal:\n+\trte_eth_from_ring;\n+} DPDK_2.0;\n", "prefixes": [ "dpdk-dev", "3/4" ] }