Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/19898/?format=api
{ "id": 19898, "url": "http://patches.dpdk.org/api/patches/19898/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1485172803-17288-28-git-send-email-hemant.agrawal@nxp.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": "<1485172803-17288-28-git-send-email-hemant.agrawal@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1485172803-17288-28-git-send-email-hemant.agrawal@nxp.com", "date": "2017-01-23T11:59:57", "name": "[dpdk-dev,PATCHv6,27/33] net/dpaa2: link status update", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "625d8e30f4ae5b47f1d374d6d94ad9ca9c48d060", "submitter": { "id": 477, "url": "http://patches.dpdk.org/api/people/477/?format=api", "name": "Hemant Agrawal", "email": "hemant.agrawal@nxp.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/1485172803-17288-28-git-send-email-hemant.agrawal@nxp.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/19898/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/19898/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 C07FAF932;\n\tMon, 23 Jan 2017 13:02:22 +0100 (CET)", "from NAM02-BL2-obe.outbound.protection.outlook.com\n\t(mail-eopbgr710080.outbound.protection.outlook.com [40.107.71.80])\n\tby dpdk.org (Postfix) with ESMTP id 318DDF96A\n\tfor <dev@dpdk.org>; Mon, 23 Jan 2017 13:01:43 +0100 (CET)", "from CY4PR03CA0019.namprd03.prod.outlook.com (10.168.162.29) by\n\tBY2PR0301MB0742.namprd03.prod.outlook.com (10.160.63.20) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id\n\t15.1.860.13; Mon, 23 Jan 2017 12:01:41 +0000", "from BL2FFO11FD039.protection.gbl (2a01:111:f400:7c09::163) by\n\tCY4PR03CA0019.outlook.office365.com (2603:10b6:903:33::29) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.860.13 via\n\tFrontend Transport; Mon, 23 Jan 2017 12:01:41 +0000", "from tx30smr01.am.freescale.net (192.88.168.50) by\n\tBL2FFO11FD039.mail.protection.outlook.com (10.173.161.135) with\n\tMicrosoft\n\tSMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id\n\t15.1.803.8 via Frontend Transport; Mon, 23 Jan 2017 12:01:40 +0000", "from bf-netperf1.idc ([10.232.134.28])\n\tby tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id\n\tv0NC07ep019311; Mon, 23 Jan 2017 05:01:37 -0700" ], "Authentication-Results": "spf=fail (sender IP is 192.88.168.50)\n\tsmtp.mailfrom=nxp.com; nxp.com; dkim=none (message not signed)\n\theader.d=none; nxp.com; dmarc=fail action=none header.from=nxp.com;\n\tnxp.com; \n\tdkim=none (message not signed) header.d=none;", "Received-SPF": "Fail (protection.outlook.com: domain of nxp.com does not\n\tdesignate 192.88.168.50 as permitted sender)\n\treceiver=protection.outlook.com; \n\tclient-ip=192.88.168.50; helo=tx30smr01.am.freescale.net;", "From": "Hemant Agrawal <hemant.agrawal@nxp.com>", "To": "<dev@dpdk.org>", "CC": "<thomas.monjalon@6wind.com>, <bruce.richardson@intel.com>,\n\t<shreyansh.jain@nxp.com>, <john.mcnamara@intel.com>,\n\t<ferruh.yigit@intel.com>, <jerin.jacob@caviumnetworks.com>,\n\tHemant Agrawal <hemant.agrawal@nxp.com>", "Date": "Mon, 23 Jan 2017 17:29:57 +0530", "Message-ID": "<1485172803-17288-28-git-send-email-hemant.agrawal@nxp.com>", "X-Mailer": "git-send-email 1.9.1", "In-Reply-To": "<1485172803-17288-1-git-send-email-hemant.agrawal@nxp.com>", "References": "<1484832240-2048-1-git-send-email-hemant.agrawal@nxp.com>\n\t<1485172803-17288-1-git-send-email-hemant.agrawal@nxp.com>", "X-EOPAttributedMessage": "0", "X-Matching-Connectors": "131296465006272008;\n\t(91ab9b29-cfa4-454e-5278-08d120cd25b8); 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BCL:0; PCL:0; RULEID:(22001);\n\tSRVR:BY2PR0301MB0742; ", "X-Microsoft-Antispam-PRVS": "<BY2PR0301MB074219680BED88DE95A9937B89720@BY2PR0301MB0742.namprd03.prod.outlook.com>", "X-Exchange-Antispam-Report-Test": "UriScan:(185117386973197);", "X-Exchange-Antispam-Report-CFA-Test": "BCL:0; PCL:0;\n\tRULEID:(6095060)(601004)(2401047)(13023025)(13017025)(13015025)(13024025)(13018025)(5005006)(8121501046)(3002001)(10201501046)(6055026)(6096035)(20161123561025)(20161123559025)(20161123556025)(20161123563025)(20161123565025);\n\tSRVR:BY2PR0301MB0742; BCL:0; PCL:0; RULEID:(400006);\n\tSRVR:BY2PR0301MB0742; ", "X-Forefront-PRVS": "0196A226D1", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "23 Jan 2017 12:01:40.4400\n\t(UTC)", "X-MS-Exchange-CrossTenant-Id": "5afe0b00-7697-4969-b663-5eab37d5f47e", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "TenantId=5afe0b00-7697-4969-b663-5eab37d5f47e;\n\tIp=[192.88.168.50]; \n\tHelo=[tx30smr01.am.freescale.net]", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BY2PR0301MB0742", "Subject": "[dpdk-dev] [PATCHv6 27/33] net/dpaa2: link status update", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <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": "Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>\n---\n doc/guides/nics/features/dpaa2.ini | 1 +\n drivers/net/dpaa2/dpaa2_ethdev.c | 107 +++++++++++++++++++++++++++++++++++++\n 2 files changed, 108 insertions(+)", "diff": "diff --git a/doc/guides/nics/features/dpaa2.ini b/doc/guides/nics/features/dpaa2.ini\nindex 0746d4b..0660cab 100644\n--- a/doc/guides/nics/features/dpaa2.ini\n+++ b/doc/guides/nics/features/dpaa2.ini\n@@ -4,6 +4,7 @@\n ; Refer to default.ini for the full list of available PMD features.\n ;\n [Features]\n+Link status = Y\n Queue start/stop = Y\n MTU update = Y\n Promiscuous mode = Y\ndiff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c\nindex 521a066..4e08096 100644\n--- a/drivers/net/dpaa2/dpaa2_ethdev.c\n+++ b/drivers/net/dpaa2/dpaa2_ethdev.c\n@@ -54,6 +54,58 @@\n \n static struct rte_dpaa2_driver rte_dpaa2_pmd;\n \n+/**\n+ * Atomically reads the link status information from global\n+ * structure rte_eth_dev.\n+ *\n+ * @param dev\n+ * - Pointer to the structure rte_eth_dev to read from.\n+ * - Pointer to the buffer to be saved with the link status.\n+ *\n+ * @return\n+ * - On success, zero.\n+ * - On failure, negative value.\n+ */\n+static inline int\n+dpaa2_dev_atomic_read_link_status(struct rte_eth_dev *dev,\n+\t\t\t\t struct rte_eth_link *link)\n+{\n+\tstruct rte_eth_link *dst = link;\n+\tstruct rte_eth_link *src = &dev->data->dev_link;\n+\n+\tif (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,\n+\t\t\t\t*(uint64_t *)src) == 0)\n+\t\treturn -1;\n+\n+\treturn 0;\n+}\n+\n+/**\n+ * Atomically writes the link status information into global\n+ * structure rte_eth_dev.\n+ *\n+ * @param dev\n+ * - Pointer to the structure rte_eth_dev to read from.\n+ * - Pointer to the buffer to be saved with the link status.\n+ *\n+ * @return\n+ * - On success, zero.\n+ * - On failure, negative value.\n+ */\n+static inline int\n+dpaa2_dev_atomic_write_link_status(struct rte_eth_dev *dev,\n+\t\t\t\t struct rte_eth_link *link)\n+{\n+\tstruct rte_eth_link *dst = &dev->data->dev_link;\n+\tstruct rte_eth_link *src = link;\n+\n+\tif (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,\n+\t\t\t\t*(uint64_t *)src) == 0)\n+\t\treturn -1;\n+\n+\treturn 0;\n+}\n+\n static void\n dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)\n {\n@@ -430,6 +482,7 @@\n \tstruct dpaa2_dev_priv *priv = dev->data->dev_private;\n \tstruct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;\n \tint ret;\n+\tstruct rte_eth_link link;\n \n \tPMD_INIT_FUNC_TRACE();\n \n@@ -439,6 +492,10 @@\n \t\t\t ret, priv->hw_id);\n \t\treturn;\n \t}\n+\n+\t/* clear the recorded link status */\n+\tmemset(&link, 0, sizeof(link));\n+\tdpaa2_dev_atomic_write_link_status(dev, &link);\n }\n \n static void\n@@ -531,6 +588,55 @@\n \treturn 0;\n }\n \n+/* return 0 means link status changed, -1 means not changed */\n+static int\n+dpaa2_dev_link_update(struct rte_eth_dev *dev,\n+\t\t\tint wait_to_complete __rte_unused)\n+{\n+\tint ret;\n+\tstruct dpaa2_dev_priv *priv = dev->data->dev_private;\n+\tstruct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;\n+\tstruct rte_eth_link link, old;\n+\tstruct dpni_link_state state = {0};\n+\n+\tPMD_INIT_FUNC_TRACE();\n+\n+\tif (dpni == NULL) {\n+\t\tRTE_LOG(ERR, PMD, \"error : dpni is NULL\");\n+\t\treturn 0;\n+\t}\n+\tmemset(&old, 0, sizeof(old));\n+\tdpaa2_dev_atomic_read_link_status(dev, &old);\n+\n+\tret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);\n+\tif (ret < 0) {\n+\t\tRTE_LOG(ERR, PMD, \"error: dpni_get_link_state %d\", ret);\n+\t\treturn -1;\n+\t}\n+\n+\tif ((old.link_status == state.up) && (old.link_speed == state.rate)) {\n+\t\tRTE_LOG(DEBUG, PMD, \"No change in status\\n\");\n+\t\treturn -1;\n+\t}\n+\n+\tmemset(&link, 0, sizeof(struct rte_eth_link));\n+\tlink.link_status = state.up;\n+\tlink.link_speed = state.rate;\n+\n+\tif (state.options & DPNI_LINK_OPT_HALF_DUPLEX)\n+\t\tlink.link_duplex = ETH_LINK_HALF_DUPLEX;\n+\telse\n+\t\tlink.link_duplex = ETH_LINK_FULL_DUPLEX;\n+\n+\tdpaa2_dev_atomic_write_link_status(dev, &link);\n+\n+\tif (link.link_status)\n+\t\tPMD_DRV_LOG(INFO, \"Port %d Link is Up\\n\", dev->data->port_id);\n+\telse\n+\t\tPMD_DRV_LOG(INFO, \"Port %d Link is Down\\n\", dev->data->port_id);\n+\treturn 0;\n+}\n+\n static struct eth_dev_ops dpaa2_ethdev_ops = {\n \t.dev_configure\t = dpaa2_eth_dev_configure,\n \t.dev_start\t = dpaa2_dev_start,\n@@ -538,6 +644,7 @@\n \t.dev_close\t = dpaa2_dev_close,\n \t.promiscuous_enable = dpaa2_dev_promiscuous_enable,\n \t.promiscuous_disable = dpaa2_dev_promiscuous_disable,\n+\t.link_update\t = dpaa2_dev_link_update,\n \t.dev_infos_get\t = dpaa2_dev_info_get,\n \t.dev_supported_ptypes_get = dpaa2_supported_ptypes_get,\n \t.mtu_set = dpaa2_dev_mtu_set,\n", "prefixes": [ "dpdk-dev", "PATCHv6", "27/33" ] }