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GET /api/patches/15742/?format=api
{ "id": 15742, "url": "https://patches.dpdk.org/api/patches/15742/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1473410639-10367-15-git-send-email-shreyansh.jain@nxp.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": "<1473410639-10367-15-git-send-email-shreyansh.jain@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1473410639-10367-15-git-send-email-shreyansh.jain@nxp.com", "date": "2016-09-09T08:43:58", "name": "[dpdk-dev,v3,14/15] ether: Support rte_soc_driver/device for etherdev", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "48f9a0439df04818d2cf8607166c0a4257ed1b2e", "submitter": { "id": 497, "url": "https://patches.dpdk.org/api/people/497/?format=api", "name": "Shreyansh Jain", "email": "shreyansh.jain@nxp.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1473410639-10367-15-git-send-email-shreyansh.jain@nxp.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/15742/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/15742/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 F3D7B6CCE;\n\tFri, 9 Sep 2016 10:45:18 +0200 (CEST)", "from NAM02-SN1-obe.outbound.protection.outlook.com\n\t(mail-sn1nam02on0059.outbound.protection.outlook.com [104.47.36.59])\n\tby dpdk.org (Postfix) with ESMTP id 72B4B7F14\n\tfor <dev@dpdk.org>; Fri, 9 Sep 2016 10:45:15 +0200 (CEST)", "from BN3PR0301CA0040.namprd03.prod.outlook.com (10.160.180.178) by\n\tDM5PR03MB2444.namprd03.prod.outlook.com (10.168.233.14) with\n\tMicrosoft SMTP Server (version=TLS1_0,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA_P384) id\n\t15.1.619.10; Fri, 9 Sep 2016 08:45:12 +0000", "from BL2FFO11FD043.protection.gbl (2a01:111:f400:7c09::184) by\n\tBN3PR0301CA0040.outlook.office365.com (2a01:111:e400:4000::50) with\n\tMicrosoft SMTP Server (version=TLS1_0,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA_P384)\n\tid 15.1.609.9 via Frontend Transport; Fri, 9 Sep 2016 08:45:13 +0000", "from tx30smr01.am.freescale.net (192.88.168.50) by\n\tBL2FFO11FD043.mail.protection.outlook.com (10.173.161.139) with\n\tMicrosoft\n\tSMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id\n\t15.1.587.6 via Frontend Transport; Fri, 9 Sep 2016 08:45:12 +0000", "from Tophie.ap.freescale.net ([10.232.14.87])\n\tby tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id\n\tu898hoZ8018305; Fri, 9 Sep 2016 01:45:10 -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": "Shreyansh Jain <shreyansh.jain@nxp.com>", "To": "<dev@dpdk.org>", "CC": "<viktorin@rehivetech.com>, <hemant.agrawal@nxp.com>, Shreyansh Jain\n\t<shreyansh.jain@nxp.com>", "Date": "Fri, 9 Sep 2016 14:13:58 +0530", "Message-ID": "<1473410639-10367-15-git-send-email-shreyansh.jain@nxp.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1473410639-10367-1-git-send-email-shreyansh.jain@nxp.com>", "References": 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"2cbf9fe8-aff4-481f-825d-08d3d88d9cf3", "X-Microsoft-Antispam": "UriScan:;BCL:0;PCL:0;RULEID:;SRVR:DM5PR03MB2444;", "X-Microsoft-Antispam-PRVS": "<DM5PR03MB244456BAAF5876FE6FC0DA1490FA0@DM5PR03MB2444.namprd03.prod.outlook.com>", "X-Exchange-Antispam-Report-Test": "UriScan:(185117386973197);", "X-Exchange-Antispam-Report-CFA-Test": "BCL:0; PCL:0;\n\tRULEID:(6040176)(601004)(2401047)(13017025)(13018025)(13015025)(13024025)(13023025)(8121501046)(5005006)(10201501046)(3002001)(6055026);\n\tSRVR:DM5PR03MB2444; BCL:0; PCL:0; RULEID:(400006); SRVR:DM5PR03MB2444;", "X-Forefront-PRVS": "00603B7EEF", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "09 Sep 2016 08:45:12.2848\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": "DM5PR03MB2444", "Subject": "[dpdk-dev] [PATCH v3 14/15] ether: Support rte_soc_driver/device\n\tfor etherdev", "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": "- eth_driver/rte_eth_dev embeds rte_soc_driver/device for relating SoC\n PMDs to ethernet devices.\n- Add probe and remove functions linked to eth_dev_init/uninit\n\nSigned-off-by: Jan Viktorin <viktorin@rehivetech.com>\nSigned-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>\nSigned-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>\n---\n lib/librte_ether/rte_ethdev.c | 129 ++++++++++++++++++++++++++++++++++++++++++\n lib/librte_ether/rte_ethdev.h | 31 ++++++++++\n 2 files changed, 160 insertions(+)", "diff": "diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c\nindex 4fa65ca..b57d7b2 100644\n--- a/lib/librte_ether/rte_ethdev.c\n+++ b/lib/librte_ether/rte_ethdev.c\n@@ -326,6 +326,101 @@ rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)\n }\n \n int\n+rte_eth_dev_soc_probe(struct rte_soc_driver *soc_drv,\n+\t\t struct rte_soc_device *soc_dev)\n+{\n+\tstruct eth_driver *eth_drv;\n+\tstruct rte_eth_dev *eth_dev;\n+\tchar ethdev_name[RTE_ETH_NAME_MAX_LEN];\n+\n+\tint diag;\n+\n+\teth_drv = container_of(soc_drv, struct eth_driver, soc_drv);\n+\n+\trte_eal_soc_device_name(&soc_dev->addr, ethdev_name,\n+\t\t\tsizeof(ethdev_name));\n+\n+\teth_dev = rte_eth_dev_allocate(ethdev_name);\n+\tif (eth_dev == NULL)\n+\t\treturn -ENOMEM;\n+\n+\tif (rte_eal_process_type() == RTE_PROC_PRIMARY) {\n+\t\teth_dev->data->dev_private = rte_zmalloc(\n+\t\t\t\t \"ethdev private structure\",\n+\t\t\t\t eth_drv->dev_private_size,\n+\t\t\t\t RTE_CACHE_LINE_SIZE);\n+\t\tif (eth_dev->data->dev_private == NULL)\n+\t\t\trte_panic(\"Cannot allocate memzone for private port \"\n+\t\t\t\t \"data\\n\");\n+\t}\n+\teth_dev->soc_dev = soc_dev;\n+\teth_dev->driver = eth_drv;\n+\teth_dev->data->rx_mbuf_alloc_failed = 0;\n+\n+\t/* init user callbacks */\n+\tTAILQ_INIT(&(eth_dev->link_intr_cbs));\n+\n+\t/*\n+\t * Set the default MTU.\n+\t */\n+\teth_dev->data->mtu = ETHER_MTU;\n+\n+\t/* Invoke PMD device initialization function */\n+\tdiag = (*eth_drv->eth_dev_init)(eth_dev);\n+\tif (diag == 0)\n+\t\treturn 0;\n+\n+\tRTE_PMD_DEBUG_TRACE(\"driver %s: eth_dev_init(%s) failed\\n\",\n+\t\t\tsoc_drv->driver.name,\n+\t\t\tsoc_dev->addr.name);\n+\tif (rte_eal_process_type() == RTE_PROC_PRIMARY)\n+\t\trte_free(eth_dev->data->dev_private);\n+\trte_eth_dev_release_port(eth_dev);\n+\treturn diag;\n+}\n+\n+int\n+rte_eth_dev_soc_remove(struct rte_soc_device *soc_dev)\n+{\n+\tconst struct eth_driver *eth_drv;\n+\tstruct rte_eth_dev *eth_dev;\n+\tchar ethdev_name[RTE_ETH_NAME_MAX_LEN];\n+\tint ret;\n+\n+\tif (soc_dev == NULL)\n+\t\treturn -EINVAL;\n+\n+\trte_eal_soc_device_name(&soc_dev->addr, ethdev_name,\n+\t\t\tsizeof(ethdev_name));\n+\n+\teth_dev = rte_eth_dev_allocated(ethdev_name);\n+\tif (eth_dev == NULL)\n+\t\treturn -ENODEV;\n+\n+\teth_drv = container_of(soc_dev->driver, struct eth_driver, soc_drv);\n+\n+\t/* Invoke PMD device uninit function */\n+\tif (*eth_drv->eth_dev_uninit) {\n+\t\tret = (*eth_drv->eth_dev_uninit)(eth_dev);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\t}\n+\n+\t/* free ether device */\n+\trte_eth_dev_release_port(eth_dev);\n+\n+\tif (rte_eal_process_type() == RTE_PROC_PRIMARY)\n+\t\trte_free(eth_dev->data->dev_private);\n+\n+\teth_dev->soc_dev = NULL;\n+\teth_dev->driver = NULL;\n+\teth_dev->data = NULL;\n+\n+\treturn 0;\n+}\n+\n+\n+int\n rte_eth_dev_is_valid_port(uint8_t port_id)\n {\n \tif (port_id >= RTE_MAX_ETHPORTS ||\n@@ -1555,6 +1650,7 @@ rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)\n \tRTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);\n \t(*dev->dev_ops->dev_infos_get)(dev, dev_info);\n \tdev_info->pci_dev = dev->pci_dev;\n+\tdev_info->soc_dev = dev->soc_dev;\n \tdev_info->driver_name = dev->data->drv_name;\n \tdev_info->nb_rx_queues = dev->data->nb_rx_queues;\n \tdev_info->nb_tx_queues = dev->data->nb_tx_queues;\n@@ -2530,8 +2626,13 @@ static inline\n struct rte_intr_handle *eth_dev_get_intr_handle(struct rte_eth_dev *dev)\n {\n \tif (dev->pci_dev) {\n+\t\tRTE_VERIFY(dev->soc_dev == NULL);\n \t\treturn &dev->pci_dev->intr_handle;\n \t}\n+\tif (dev->soc_dev) {\n+\t\tRTE_VERIFY(dev->pci_dev == NULL);\n+\t\treturn &dev->soc_dev->intr_handle;\n+\t}\n \n \tRTE_VERIFY(0);\n \treturn NULL;\n@@ -2572,9 +2673,15 @@ static inline\n const char *eth_dev_get_driver_name(const struct rte_eth_dev *dev)\n {\n \tif (dev->pci_dev) {\n+\t\tRTE_VERIFY(dev->soc_dev == NULL);\n \t\treturn dev->driver->pci_drv.driver.name;\n \t}\n \n+\tif (dev->soc_dev) {\n+\t\tRTE_VERIFY(dev->pci_dev == NULL);\n+\t\treturn dev->driver->soc_drv.driver.name;\n+\t}\n+\n \tRTE_VERIFY(0);\n \treturn NULL;\n }\n@@ -3237,6 +3344,28 @@ rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_de\n \teth_dev->data->drv_name = pci_dev->driver->driver.name;\n }\n \n+void\n+rte_eth_copy_soc_info(struct rte_eth_dev *eth_dev,\n+\t\t struct rte_soc_device *soc_dev)\n+{\n+\tif ((eth_dev == NULL) || (soc_dev == NULL)) {\n+\t\tRTE_PMD_DEBUG_TRACE(\"NULL pointer eth_dev=%p soc_dev=%p\\n\",\n+\t\t\t\teth_dev, soc_dev);\n+\t\treturn;\n+\t}\n+\n+\tRTE_VERIFY(eth_dev->soc_dev != NULL);\n+\n+\teth_dev->data->dev_flags = 0;\n+\tif (soc_dev->driver->drv_flags & RTE_SOC_DRV_INTR_LSC)\n+\t\teth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;\n+\tif (soc_dev->driver->drv_flags & RTE_SOC_DRV_DETACHABLE)\n+\t\teth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;\n+\n+\teth_dev->data->numa_node = soc_dev->device.numa_node;\n+\teth_dev->data->drv_name = soc_dev->driver->driver.name;\n+}\n+\n int\n rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,\n \t\t\t\t struct rte_eth_l2_tunnel_conf *l2_tunnel)\ndiff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h\nindex 8320dc4..4ae22e9 100644\n--- a/lib/librte_ether/rte_ethdev.h\n+++ b/lib/librte_ether/rte_ethdev.h\n@@ -180,6 +180,7 @@ extern \"C\" {\n #include <rte_log.h>\n #include <rte_interrupts.h>\n #include <rte_pci.h>\n+#include <rte_soc.h>\n #include <rte_dev.h>\n #include <rte_devargs.h>\n #include \"rte_ether.h\"\n@@ -870,6 +871,7 @@ struct rte_eth_conf {\n */\n struct rte_eth_dev_info {\n \tstruct rte_pci_device *pci_dev; /**< Device PCI information. */\n+\tstruct rte_soc_device *soc_dev; /**< Device SoC information. */\n \tconst char *driver_name; /**< Device Driver name. */\n \tunsigned int if_index; /**< Index to bound host interface, or 0 if none.\n \t\tUse if_indextoname() to translate into an interface name. */\n@@ -1619,6 +1621,7 @@ struct rte_eth_dev {\n \tconst struct eth_driver *driver;/**< Driver for this device */\n \tconst struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */\n \tstruct rte_pci_device *pci_dev; /**< PCI info. supplied by probing */\n+\tstruct rte_soc_device *soc_dev; /**< SoC info. supplied by probing */\n \t/** User application callbacks for NIC interrupts */\n \tstruct rte_eth_dev_cb_list link_intr_cbs;\n \t/**\n@@ -1852,6 +1855,7 @@ typedef int (*eth_dev_uninit_t)(struct rte_eth_dev *eth_dev);\n */\n struct eth_driver {\n \tstruct rte_pci_driver pci_drv; /**< The PMD is also a PCI driver. */\n+\tstruct rte_soc_driver soc_drv; /**< The PMD is also a SoC driver. */\n \teth_dev_init_t eth_dev_init; /**< Device init function. */\n \teth_dev_uninit_t eth_dev_uninit; /**< Device uninit function. */\n \tunsigned int dev_private_size; /**< Size of device private data. */\n@@ -4244,6 +4248,20 @@ void rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev,\n \t\tstruct rte_pci_device *pci_dev);\n \n /**\n+ * Copy SoC device info to the Ethernet device data.\n+ *\n+ * @param eth_dev\n+ * The *eth_dev* pointer is the address of the *rte_eth_dev* structure.\n+ * @param soc_dev\n+ * The *soc_dev* pointer is the address of the *rte_soc_device* structure.\n+ *\n+ * @return\n+ * - 0 on success, negative on error\n+ */\n+void rte_eth_copy_soc_info(struct rte_eth_dev *eth_dev,\n+\t\tstruct rte_soc_device *soc_dev);\n+\n+/**\n * Create memzone for HW rings.\n * malloc can't be used as the physical address is needed.\n * If the memzone is already created, then this function returns a ptr\n@@ -4356,6 +4374,19 @@ int rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,\n */\n int rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev);\n \n+/**\n+ * Wrapper for use by SoC drivers as a .devinit function to attach to a ethdev\n+ * interface.\n+ */\n+int rte_eth_dev_soc_probe(struct rte_soc_driver *soc_drv,\n+\t\t\t struct rte_soc_device *soc_dev);\n+\n+/**\n+ * Wrapper for use by SoC drivers as a .devuninit function to detach a ethdev\n+ * interface.\n+ */\n+int rte_eth_dev_soc_remove(struct rte_soc_device *soc_dev);\n+\n #ifdef __cplusplus\n }\n #endif\n", "prefixes": [ "dpdk-dev", "v3", "14/15" ] }