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GET /api/patches/44402/?format=api
{ "id": 44402, "url": "http://patches.dpdk.org/api/patches/44402/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1536333719-32155-9-git-send-email-igor.russkikh@aquantia.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": "<1536333719-32155-9-git-send-email-igor.russkikh@aquantia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1536333719-32155-9-git-send-email-igor.russkikh@aquantia.com", "date": "2018-09-07T15:21:46", "name": "[08/21] net/atlantic: rte device start, stop, initial configuration", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "50a710cb920169cc422024f711f4368f77b4f94e", "submitter": { "id": 1124, "url": "http://patches.dpdk.org/api/people/1124/?format=api", "name": "Igor Russkikh", "email": "igor.russkikh@aquantia.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/1536333719-32155-9-git-send-email-igor.russkikh@aquantia.com/mbox/", "series": [ { "id": 1228, "url": "http://patches.dpdk.org/api/series/1228/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=1228", "date": "2018-09-07T15:21:39", "name": "net/atlantic: Aquantia aQtion 10G NIC Family DPDK PMD driver", "version": 1, "mbox": "http://patches.dpdk.org/series/1228/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/44402/comments/", "check": "fail", "checks": "http://patches.dpdk.org/api/patches/44402/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 [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id C6FD55B2C;\n\tFri, 7 Sep 2018 17:23:33 +0200 (CEST)", "from NAM03-BY2-obe.outbound.protection.outlook.com\n\t(mail-by2nam03on0089.outbound.protection.outlook.com [104.47.42.89])\n\tby dpdk.org (Postfix) with ESMTP id 28DBB4D27\n\tfor <dev@dpdk.org>; Fri, 7 Sep 2018 17:23:23 +0200 (CEST)", "from ubuntubox.rdc.aquantia.com (95.79.108.179) by\n\tBLUPR0701MB1652.namprd07.prod.outlook.com (2a01:111:e400:58c6::22)\n\twith Microsoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1122.16;\n\tFri, 7 Sep 2018 15:23:16 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=AQUANTIA1COM.onmicrosoft.com; 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"d+VoGKfYBdkQdkKVNYztBsiGu/ocdlMuPDZ3qyz4UPYQPJXkKl+eEXYoOXh9xc8OY15P92FQoGNO8vRLC/Rh1RCVGftn+tq21wg+xkkVGJI0vsIirLQA+8k62qCnO30wPmDEOB0Cseufkxn8lxRr7BV+gJnlRyTDOf+qrtVZC1GupEBncuWGGRniEdLR4YSOnuV86r9gF1VJaYcZiLG6BCObi4Dzp0WBgbnD9Vao6DrZNXirtjn3voE+VQBSwxtqlAJv8GsYKEGjDjCZDT/rM/kvZL9i1Fh9oSYt09J6hvDTWZMLWTFs+IcWtee5mJFEppglv/LMIzgHWDQjtM2eAvZZdA7QrV/Q1d5C2e5iaZY=", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "aquantia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "07 Sep 2018 15:23:16.2501\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "b37e4703-0a89-4424-da1e-08d614d5d653", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "83e2e134-991c-4ede-8ced-34d47e38e6b1", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BLUPR0701MB1652", "Subject": "[dpdk-dev] [PATCH 08/21] net/atlantic: rte device start, stop,\n\tinitial configuration", "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\t<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\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Start, stop and reset are all done via hw_atl layer.\nLink interrupt configuration is also done here.\n\nSigned-off-by: Igor Russkikh <igor.russkikh@aquantia.com>\n---\n drivers/net/atlantic/atl_ethdev.c | 253 ++++++++++++++++++++++++++++++++++++++\n drivers/net/atlantic/atl_ethdev.h | 2 +\n 2 files changed, 255 insertions(+)", "diff": "diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c\nindex 31ff50f18..78438174e 100644\n--- a/drivers/net/atlantic/atl_ethdev.c\n+++ b/drivers/net/atlantic/atl_ethdev.c\n@@ -39,6 +39,9 @@\n #include \"atl_common.h\"\n #include \"atl_hw_regs.h\"\n #include \"atl_logs.h\"\n+#include \"hw_atl/hw_atl_llh.h\"\n+#include \"hw_atl/hw_atl_b0.h\"\n+#include \"hw_atl/hw_atl_b0_internal.h\"\n \n static int eth_atl_dev_init(struct rte_eth_dev *eth_dev);\n static int eth_atl_dev_uninit(struct rte_eth_dev *eth_dev);\n@@ -126,6 +129,26 @@ static const struct eth_dev_ops atl_eth_dev_ops = {\n \t.dev_reset\t = atl_dev_reset,\n };\n \n+static inline int32_t\n+atl_reset_hw(struct aq_hw_s *hw)\n+{\n+\treturn hw_atl_b0_hw_reset(hw);\n+}\n+\n+static inline void\n+atl_enable_intr(struct rte_eth_dev *dev)\n+{\n+\tstruct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);\n+\n+\thw_atl_itr_irq_msk_setlsw_set(hw, 0xffffffff);\n+}\n+\n+static void\n+atl_disable_intr(struct aq_hw_s *hw)\n+{\n+\tPMD_INIT_FUNC_TRACE();\n+\thw_atl_itr_irq_msk_clearlsw_set(hw, 0xffffffff);\n+}\n \n static int\n atl_get_bus_info(struct aq_hw_s *hw)\n@@ -136,6 +159,16 @@ atl_get_bus_info(struct aq_hw_s *hw)\n \treturn 0;\n }\n \n+static void\n+atl_print_adapter_info(struct aq_hw_s *hw __rte_unused)\n+{\n+\tPMD_INIT_LOG(DEBUG, \"FW version: %u.%u.%u\",\n+\t\t\thw->fw_ver_actual >> 24,\n+\t\t\t(hw->fw_ver_actual >> 16) & 0xFF,\n+\t\t\thw->fw_ver_actual & 0xFFFF);\n+\tPMD_INIT_LOG(DEBUG, \"Driver version: %s\", ATL_PMD_DRIVER_VERSION);\n+}\n+\n static int\n eth_atl_dev_init(struct rte_eth_dev *eth_dev)\n {\n@@ -157,6 +190,60 @@ eth_atl_dev_init(struct rte_eth_dev *eth_dev)\n \t\treturn 0;\n \t}\n \n+\trte_eth_copy_pci_info(eth_dev, pci_dev);\n+\n+\t/* Vendor and Device ID need to be set before init of shared code */\n+\thw->device_id = pci_dev->id.device_id;\n+\thw->vendor_id = pci_dev->id.vendor_id;\n+\thw->mmio = (void *)pci_dev->mem_resource[0].addr;\n+\thw->allow_unsupported_sfp = 1;\n+\n+\t/* Hardware configuration - hardcode */\n+\tadapter->hw_cfg.is_lro = false;\n+\tadapter->hw_cfg.is_rss = false;\n+\tadapter->hw_cfg.num_rss_queues = HW_ATL_B0_RSS_MAX;\n+\tadapter->hw_cfg.wol = false;\n+\tadapter->hw_cfg.link_speed_msk = AQ_NIC_RATE_10G|\n+\t\t\t AQ_NIC_RATE_5G|\n+\t\t\t AQ_NIC_RATE_2G5|\n+\t\t\t AQ_NIC_RATE_1G|\n+\t\t\t AQ_NIC_RATE_100M;\n+\n+\tadapter->hw_cfg.flow_control = (AQ_NIC_FC_RX | AQ_NIC_FC_TX);\n+\tadapter->hw_cfg.aq_rss.indirection_table_size = HW_ATL_B0_RSS_REDIRECTION_MAX;\n+\n+ hw->aq_nic_cfg = &adapter->hw_cfg;\n+\n+\t/* pick up the PCI bus settings for reporting later */\n+\tatl_get_bus_info(hw);\n+\n+\t/* disable interrupt */\n+\tatl_disable_intr(hw);\n+\n+\t/* Allocate memory for storing MAC addresses */\n+\teth_dev->data->mac_addrs = rte_zmalloc(\"atlantic\", ETHER_ADDR_LEN, 0);\n+\tif (eth_dev->data->mac_addrs == NULL) {\n+\t\tPMD_INIT_LOG(ERR, \"MAC Malloc failed\");\n+\t\treturn -ENOMEM;\n+\t}\n+\n+\terr = hw_atl_utils_initfw(hw, &hw->aq_fw_ops); \n+\tif (err)\n+\t\treturn err;\n+\n+\t/* Copy the permanent MAC address */\n+\tif (hw->aq_fw_ops->get_mac_permanent(hw, (u8*)ð_dev->data->mac_addrs[0]) != 0)\n+\t\treturn -EINVAL;\n+\n+\trte_intr_callback_register(intr_handle,\n+\t\t\t\t atl_dev_interrupt_handler, eth_dev);\n+\n+\t/* enable uio/vfio intr/eventfd mapping */\n+\trte_intr_enable(intr_handle);\n+\n+\t/* enable support intr */\n+\tatl_enable_intr(eth_dev);\n+\n \treturn err;\n }\n \n@@ -172,10 +259,30 @@ eth_atl_dev_uninit(struct rte_eth_dev *eth_dev)\n \tif (rte_eal_process_type() != RTE_PROC_PRIMARY)\n \t\treturn -EPERM;\n \n+\thw = ATL_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);\n+\n+\tif (hw->adapter_stopped == 0)\n+\t\tatl_dev_close(eth_dev);\n+\n \teth_dev->dev_ops = NULL;\n \teth_dev->rx_pkt_burst = NULL;\n \teth_dev->tx_pkt_burst = NULL;\n \n+\t/* disable uio intr before callback unregister */\n+\trte_intr_disable(intr_handle);\n+\trte_intr_callback_unregister(intr_handle,\n+\t\t\t\t atl_dev_interrupt_handler, eth_dev);\n+\n+\trte_free(eth_dev->data->mac_addrs);\n+\teth_dev->data->mac_addrs = NULL;\n+\n+\trte_free(eth_dev->data->hash_mac_addrs);\n+\teth_dev->data->hash_mac_addrs = NULL;\n+\n+#ifdef RTE_LIBRTE_SECURITY\n+\trte_free(eth_dev->security_ctx);\n+#endif\n+\n \treturn 0;\n }\n \n@@ -198,6 +305,11 @@ atl_dev_configure(struct rte_eth_dev *dev)\n {\n \tstruct atl_interrupt *intr = ATL_DEV_PRIVATE_TO_INTR(dev->data->dev_private);\n \n+\tPMD_INIT_FUNC_TRACE();\n+\n+\t/* set flag to update link status after init */\n+\tintr->flags |= ATL_FLAG_NEED_LINK_UPDATE;\n+\n \treturn 0;\n }\n \n@@ -218,6 +330,33 @@ atl_dev_start(struct rte_eth_dev *dev)\n \tint status;\n \tint err;\n \n+\tPMD_INIT_FUNC_TRACE();\n+\n+\tif (dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED) {\n+\t\tPMD_INIT_LOG(ERR,\n+\t\t\"Invalid link_speeds for port %u, fix speed not supported\",\n+\t\t\t\tdev->data->port_id);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\t/* disable uio/vfio intr/eventfd mapping */\n+\trte_intr_disable(intr_handle);\n+\n+\t/* stop adapter */\n+\thw->adapter_stopped = 0;\n+\n+\t/* reinitialize adapter\n+\t * this calls reset and start\n+\t */\n+\tstatus = atl_reset_hw(hw);\n+\tif (status != 0) {\n+\t\treturn -1;\n+\t}\n+\n+\terr = hw_atl_b0_hw_init(hw, (uint8_t*)dev->data->mac_addrs);\n+\n+\thw_atl_b0_hw_start(hw);\n+\n \t/* check and configure queue intr-vector mapping */\n \tif ((rte_intr_cap_multiple(intr_handle) ||\n \t !RTE_ETH_DEV_SRIOV(dev).active) &&\n@@ -244,6 +383,33 @@ atl_dev_start(struct rte_eth_dev *dev)\n \t\t}\n \t}\n \n+\tif (rte_intr_allow_others(intr_handle)) {\n+\t\t/* check if lsc interrupt is enabled */\n+\t\tif (dev->data->dev_conf.intr_conf.lsc != 0)\n+\t\t\tatl_dev_lsc_interrupt_setup(dev, TRUE);\n+\t\telse\n+\t\t\tatl_dev_lsc_interrupt_setup(dev, FALSE);\n+\t} else {\n+\t\trte_intr_callback_unregister(intr_handle,\n+\t\t\t\t\t atl_dev_interrupt_handler, dev);\n+\t\tif (dev->data->dev_conf.intr_conf.lsc != 0)\n+\t\t\tPMD_INIT_LOG(INFO, \"lsc won't enable because of\"\n+\t\t\t\t \" no intr multiplex\");\n+\t}\n+\n+\t/* check if rxq interrupt is enabled */\n+\tif (dev->data->dev_conf.intr_conf.rxq != 0 &&\n+\t rte_intr_dp_is_en(intr_handle))\n+\t\tatl_dev_rxq_interrupt_setup(dev);\n+\n+\t/* enable uio/vfio intr/eventfd mapping */\n+\trte_intr_enable(intr_handle);\n+\n+\t/* resume enabled intr since hw reset */\n+\tatl_enable_intr(dev);\n+\n+\tatl_print_adapter_info(hw);\n+\n \treturn 0;\n \n error:\n@@ -257,7 +423,40 @@ atl_dev_start(struct rte_eth_dev *dev)\n static void\n atl_dev_stop(struct rte_eth_dev *dev)\n {\n+\tstruct rte_eth_link link;\n+\tstruct aq_hw_s *hw =\n+\t\tATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);\n+\tstruct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);\n+\tstruct rte_intr_handle *intr_handle = &pci_dev->intr_handle;\n \n+\tPMD_INIT_FUNC_TRACE();\n+\n+\t/* disable interrupts */\n+\tatl_disable_intr(hw);\n+\n+\t/* reset the NIC */\n+\tatl_reset_hw(hw);\n+\thw->adapter_stopped = 0;\n+\t/* Clear stored conf */\n+\tdev->data->scattered_rx = 0;\n+\tdev->data->lro = 0;\n+\n+\t/* Clear recorded link status */\n+\tmemset(&link, 0, sizeof(link));\n+\trte_atl_dev_atomic_write_link_status(dev, &link);\n+\n+\tif (!rte_intr_allow_others(intr_handle))\n+\t\t/* resume to the default handler */\n+\t\trte_intr_callback_register(intr_handle,\n+\t\t\t\t\t atl_dev_interrupt_handler,\n+\t\t\t\t\t (void *)dev);\n+\n+\t/* Clean datapath event and queue/vec mapping */\n+\trte_intr_efd_disable(intr_handle);\n+\tif (intr_handle->intr_vec != NULL) {\n+\t\trte_free(intr_handle->intr_vec);\n+\t\tintr_handle->intr_vec = NULL;\n+\t}\n }\n \n /*\n@@ -270,6 +469,8 @@ atl_dev_close(struct rte_eth_dev *dev)\n \n \tPMD_INIT_FUNC_TRACE();\n \n+\tatl_reset_hw(hw);\n+\n \tatl_dev_stop(dev);\n \thw->adapter_stopped = 1;\n }\n@@ -288,6 +489,58 @@ atl_dev_reset(struct rte_eth_dev *dev)\n \treturn ret;\n }\n \n+\n+/*\n+ * It executes link_update after knowing an interrupt occurred.\n+ *\n+ * @param dev\n+ * Pointer to struct rte_eth_dev.\n+ *\n+ * @return\n+ * - On success, zero.\n+ * - On failure, a negative value.\n+ */\n+static int\n+atl_dev_interrupt_action(struct rte_eth_dev *dev,\n+\t\t\t struct rte_intr_handle *intr_handle)\n+{\n+\tstruct atl_interrupt *intr =\n+\t\tATL_DEV_PRIVATE_TO_INTR(dev->data->dev_private);\n+\n+\tif (intr->flags & ATL_FLAG_NEED_LINK_UPDATE) {\n+ atl_dev_link_update(dev, 0);\n+ intr->flags &= ~ATL_FLAG_NEED_LINK_UPDATE;\n+ atl_dev_link_status_print(dev);\n+ _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL);\n+\t}\n+\n+\tatl_enable_intr(dev);\n+\trte_intr_enable(intr_handle);\n+\n+\treturn 0;\n+}\n+\n+/**\n+ * Interrupt handler triggered by NIC for handling\n+ * specific interrupt.\n+ *\n+ * @param handle\n+ * Pointer to interrupt handle.\n+ * @param param\n+ * The address of parameter (struct rte_eth_dev *) regsitered before.\n+ *\n+ * @return\n+ * void\n+ */\n+static void\n+atl_dev_interrupt_handler(void *param)\n+{\n+\tstruct rte_eth_dev *dev = (struct rte_eth_dev *)param;\n+\n+\tatl_dev_interrupt_get_status(dev);\n+\tatl_dev_interrupt_action(dev, dev->intr_handle);\n+}\n+\n RTE_PMD_REGISTER_PCI(net_atlantic, rte_atl_pmd);\n RTE_PMD_REGISTER_PCI_TABLE(net_atlantic, pci_id_atl_map);\n RTE_PMD_REGISTER_KMOD_DEP(net_atlantic, \"* igb_uio | uio_pci_generic\");\ndiff --git a/drivers/net/atlantic/atl_ethdev.h b/drivers/net/atlantic/atl_ethdev.h\nindex 18a814a32..0018fa898 100644\n--- a/drivers/net/atlantic/atl_ethdev.h\n+++ b/drivers/net/atlantic/atl_ethdev.h\n@@ -20,6 +20,8 @@\n * Structure to store private data for each driver instance (for each port).\n */\n struct atl_adapter {\n+\tstruct aq_hw_s hw;\n+\tstruct aq_hw_cfg_s hw_cfg;\n };\n \n #define ATL_DEV_TO_ADAPTER(dev) \\\n", "prefixes": [ "08/21" ] }