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GET /api/patches/96163/?format=api
{ "id": 96163, "url": "http://patchwork.dpdk.org/api/patches/96163/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20210721143743.24626-8-xuemingl@nvidia.com/", "project": { "id": 1, "url": "http://patchwork.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": "<20210721143743.24626-8-xuemingl@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210721143743.24626-8-xuemingl@nvidia.com", "date": "2021-07-21T14:37:34", "name": "[v4,07/16] net/mlx5: migrate to bus-agnostic common driver", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "ed8d74a2c286eea17794f7ea2ddc874f9348d73a", "submitter": { "id": 1904, "url": "http://patchwork.dpdk.org/api/people/1904/?format=api", "name": "Xueming Li", "email": "xuemingl@nvidia.com" }, "delegate": { "id": 1, "url": "http://patchwork.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20210721143743.24626-8-xuemingl@nvidia.com/mbox/", "series": [ { "id": 17938, "url": "http://patchwork.dpdk.org/api/series/17938/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=17938", "date": "2021-07-21T14:37:27", "name": "net/mlx5: support Sub-Function", "version": 4, "mbox": "http://patchwork.dpdk.org/series/17938/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/96163/comments/", "check": "warning", "checks": "http://patchwork.dpdk.org/api/patches/96163/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", 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header.from=nvidia.com;", "Received-SPF": "Pass (protection.outlook.com: domain of nvidia.com designates\n 216.228.112.34 as permitted sender) receiver=protection.outlook.com;\n client-ip=216.228.112.34; helo=mail.nvidia.com;", "From": "Xueming Li <xuemingl@nvidia.com>", "To": "Viacheslav Ovsiienko <viacheslavo@nvidia.com>", "CC": "<dev@dpdk.org>, <xuemingl@nvidia.com>, Matan Azrad <matan@nvidia.com>,\n Shahaf Shuler <shahafs@nvidia.com>, Anatoly Burakov\n <anatoly.burakov@intel.com>", "Date": "Wed, 21 Jul 2021 22:37:34 +0800", "Message-ID": "<20210721143743.24626-8-xuemingl@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20210721143743.24626-1-xuemingl@nvidia.com>", "References": "<20210616040935.311733-1-xuemingl@nvidia.com>\n <20210721143743.24626-1-xuemingl@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[172.20.187.5]", "X-ClientProxiedBy": "HQMAIL105.nvidia.com (172.20.187.12) To\n 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SFS:(4636009)(376002)(39860400002)(346002)(396003)(136003)(46966006)(36840700001)(478600001)(2616005)(356005)(8936002)(70206006)(70586007)(83380400001)(1076003)(7636003)(4326008)(26005)(8676002)(86362001)(82740400003)(7696005)(336012)(54906003)(6666004)(2906002)(36906005)(6862004)(316002)(55016002)(30864003)(426003)(82310400003)(36860700001)(37006003)(6286002)(6636002)(186003)(47076005)(16526019)(5660300002)(36756003);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "21 Jul 2021 14:39:04.8252 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n f9673eca-0576-4a94-5879-08d94c554a2b", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n BN8NAM11FT039.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "DM5PR12MB1196", "Subject": "[dpdk-dev] [PATCH v4 07/16] net/mlx5: migrate to bus-agnostic\n common driver", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "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": "To support SubFunction based on auxiliary bus, common driver supports\nnew bus-agnostic driver.\n\nThis patch migrates net driver to new common driver.\n\nSigned-off-by: Xueming Li <xuemingl@nvidia.com>\nAcked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>\n---\n drivers/net/mlx5/linux/mlx5_os.c | 46 ++++++++++++++++++++----------\n drivers/net/mlx5/linux/mlx5_os.h | 3 --\n drivers/net/mlx5/mlx5.c | 48 +++++++++++++++-----------------\n drivers/net/mlx5/mlx5.h | 3 +-\n drivers/net/mlx5/mlx5_mr.c | 38 ++++++++++++-------------\n drivers/net/mlx5/mlx5_rxtx.h | 9 +++---\n 6 files changed, 78 insertions(+), 69 deletions(-)", "diff": "diff --git a/drivers/net/mlx5/linux/mlx5_os.c b/drivers/net/mlx5/linux/mlx5_os.c\nindex 4ab30fd244..1b7ee419d1 100644\n--- a/drivers/net/mlx5/linux/mlx5_os.c\n+++ b/drivers/net/mlx5/linux/mlx5_os.c\n@@ -2115,14 +2115,6 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,\n \tstruct mlx5_bond_info bond_info;\n \tint ret = -1;\n \n-\tif (rte_eal_process_type() == RTE_PROC_PRIMARY)\n-\t\tmlx5_pmd_socket_init();\n-\tret = mlx5_init_once();\n-\tif (ret) {\n-\t\tDRV_LOG(ERR, \"unable to init PMD global data: %s\",\n-\t\t\tstrerror(rte_errno));\n-\t\treturn -rte_errno;\n-\t}\n \terrno = 0;\n \tibv_list = mlx5_glue->get_device_list(&ret);\n \tif (!ibv_list) {\n@@ -2569,21 +2561,18 @@ mlx5_os_pci_probe_pf(struct rte_pci_device *pci_dev,\n }\n \n /**\n- * DPDK callback to register a PCI device.\n+ * Callback to register a PCI device.\n *\n * This function spawns Ethernet devices out of a given PCI device.\n *\n- * @param[in] pci_drv\n- * PCI driver structure (mlx5_driver).\n * @param[in] pci_dev\n * PCI device information.\n *\n * @return\n * 0 on success, a negative errno value otherwise and rte_errno is set.\n */\n-int\n-mlx5_os_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,\n-\t\t struct rte_pci_device *pci_dev)\n+static int\n+mlx5_os_pci_probe(struct rte_pci_device *pci_dev)\n {\n \tstruct rte_eth_devargs eth_da = { .type = RTE_ETH_REPRESENTOR_NONE };\n \tint ret = 0;\n@@ -2622,6 +2611,35 @@ mlx5_os_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,\n \treturn ret;\n }\n \n+/**\n+ * Net class driver callback to probe a device.\n+ *\n+ * This function probe PCI bus device(s).\n+ *\n+ * @param[in] dev\n+ * Pointer to the generic device.\n+ *\n+ * @return\n+ * 0 on success, the function cannot fail.\n+ */\n+int\n+mlx5_os_net_probe(struct rte_device *dev)\n+{\n+\tint ret;\n+\n+\tif (rte_eal_process_type() == RTE_PROC_PRIMARY)\n+\t\tmlx5_pmd_socket_init();\n+\tret = mlx5_init_once();\n+\tif (ret) {\n+\t\tDRV_LOG(ERR, \"unable to init PMD global data: %s\",\n+\t\t\tstrerror(rte_errno));\n+\t\treturn -rte_errno;\n+\t}\n+\tif (mlx5_dev_is_pci(dev))\n+\t\treturn mlx5_os_pci_probe(RTE_DEV_TO_PCI(dev));\n+\treturn 0;\n+}\n+\n static int\n mlx5_config_doorbell_mapping_env(const struct mlx5_dev_config *config)\n {\ndiff --git a/drivers/net/mlx5/linux/mlx5_os.h b/drivers/net/mlx5/linux/mlx5_os.h\nindex 4ae7d0ef47..af7cbeb418 100644\n--- a/drivers/net/mlx5/linux/mlx5_os.h\n+++ b/drivers/net/mlx5/linux/mlx5_os.h\n@@ -19,7 +19,4 @@ enum {\n \n #define MLX5_NAMESIZE IF_NAMESIZE\n \n-#define PCI_DRV_FLAGS (RTE_PCI_DRV_INTR_LSC | \\\n-\t\t\tRTE_PCI_DRV_INTR_RMV | \\\n-\t\t\tRTE_PCI_DRV_PROBE_AGAIN)\n #endif /* RTE_PMD_MLX5_OS_H_ */\ndiff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c\nindex 8e64bf955b..96e8d189ba 100644\n--- a/drivers/net/mlx5/mlx5.c\n+++ b/drivers/net/mlx5/mlx5.c\n@@ -12,7 +12,6 @@\n \n #include <rte_malloc.h>\n #include <ethdev_driver.h>\n-#include <ethdev_pci.h>\n #include <rte_pci.h>\n #include <rte_bus_pci.h>\n #include <rte_common.h>\n@@ -28,7 +27,6 @@\n #include <mlx5_common.h>\n #include <mlx5_common_os.h>\n #include <mlx5_common_mp.h>\n-#include <mlx5_common_pci.h>\n #include <mlx5_malloc.h>\n \n #include \"mlx5_defs.h\"\n@@ -43,6 +41,8 @@\n #include \"mlx5_flow_os.h\"\n #include \"rte_pmd_mlx5.h\"\n \n+#define MLX5_ETH_DRIVER_NAME mlx5_eth\n+\n /* Device parameter to enable RX completion queue compression. */\n #define MLX5_RXQ_CQE_COMP_EN \"rxq_cqe_comp_en\"\n \n@@ -2345,23 +2345,23 @@ mlx5_eth_find_next(uint16_t port_id, struct rte_device *odev)\n }\n \n /**\n- * DPDK callback to remove a PCI device.\n+ * Callback to remove a device.\n *\n- * This function removes all Ethernet devices belong to a given PCI device.\n+ * This function removes all Ethernet devices belong to a given device.\n *\n- * @param[in] pci_dev\n- * Pointer to the PCI device.\n+ * @param[in] dev\n+ * Pointer to the generic device.\n *\n * @return\n * 0 on success, the function cannot fail.\n */\n static int\n-mlx5_pci_remove(struct rte_pci_device *pci_dev)\n+mlx5_net_remove(struct rte_device *dev)\n {\n \tuint16_t port_id;\n \tint ret = 0;\n \n-\tRTE_ETH_FOREACH_DEV_OF(port_id, &pci_dev->device) {\n+\tRTE_ETH_FOREACH_DEV_OF(port_id, dev) {\n \t\t/*\n \t\t * mlx5_dev_close() is not registered to secondary process,\n \t\t * call the close function explicitly for secondary process.\n@@ -2452,19 +2452,17 @@ static const struct rte_pci_id mlx5_pci_id_map[] = {\n \t}\n };\n \n-static struct mlx5_pci_driver mlx5_driver = {\n-\t.driver_class = MLX5_CLASS_ETH,\n-\t.pci_driver = {\n-\t\t.driver = {\n-\t\t\t.name = MLX5_PCI_DRIVER_NAME,\n-\t\t},\n-\t\t.id_table = mlx5_pci_id_map,\n-\t\t.probe = mlx5_os_pci_probe,\n-\t\t.remove = mlx5_pci_remove,\n-\t\t.dma_map = mlx5_dma_map,\n-\t\t.dma_unmap = mlx5_dma_unmap,\n-\t\t.drv_flags = PCI_DRV_FLAGS,\n-\t},\n+static struct mlx5_class_driver mlx5_net_driver = {\n+\t.drv_class = MLX5_CLASS_ETH,\n+\t.name = RTE_STR(MLX5_ETH_DRIVER_NAME),\n+\t.id_table = mlx5_pci_id_map,\n+\t.probe = mlx5_os_net_probe,\n+\t.remove = mlx5_net_remove,\n+\t.dma_map = mlx5_net_dma_map,\n+\t.dma_unmap = mlx5_net_dma_unmap,\n+\t.probe_again = 1,\n+\t.intr_lsc = 1,\n+\t.intr_rmv = 1,\n };\n \n /* Initialize driver log type. */\n@@ -2482,9 +2480,9 @@ RTE_INIT(rte_mlx5_pmd_init)\n \tmlx5_set_cksum_table();\n \tmlx5_set_swp_types_table();\n \tif (mlx5_glue)\n-\t\tmlx5_pci_driver_register(&mlx5_driver);\n+\t\tmlx5_class_driver_register(&mlx5_net_driver);\n }\n \n-RTE_PMD_EXPORT_NAME(net_mlx5, __COUNTER__);\n-RTE_PMD_REGISTER_PCI_TABLE(net_mlx5, mlx5_pci_id_map);\n-RTE_PMD_REGISTER_KMOD_DEP(net_mlx5, \"* ib_uverbs & mlx5_core & mlx5_ib\");\n+RTE_PMD_EXPORT_NAME(MLX5_ETH_DRIVER_NAME, __COUNTER__);\n+RTE_PMD_REGISTER_PCI_TABLE(MLX5_ETH_DRIVER_NAME, mlx5_pci_id_map);\n+RTE_PMD_REGISTER_KMOD_DEP(MLX5_ETH_DRIVER_NAME, \"* ib_uverbs & mlx5_core & mlx5_ib\");\ndiff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h\nindex 749a9e95d4..d88b1433fb 100644\n--- a/drivers/net/mlx5/mlx5.h\n+++ b/drivers/net/mlx5/mlx5.h\n@@ -1751,8 +1751,7 @@ int mlx5_os_open_device(const struct mlx5_dev_spawn_data *spawn,\n \t\t\t const struct mlx5_dev_config *config,\n \t\t\t struct mlx5_dev_ctx_shared *sh);\n int mlx5_os_get_pdn(void *pd, uint32_t *pdn);\n-int mlx5_os_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,\n-\t\t struct rte_pci_device *pci_dev);\n+int mlx5_os_net_probe(struct rte_device *dev);\n void mlx5_os_dev_shared_handler_install(struct mlx5_dev_ctx_shared *sh);\n void mlx5_os_dev_shared_handler_uninstall(struct mlx5_dev_ctx_shared *sh);\n void mlx5_os_set_reg_mr_cb(mlx5_reg_mr_t *reg_mr_cb,\ndiff --git a/drivers/net/mlx5/mlx5_mr.c b/drivers/net/mlx5/mlx5_mr.c\nindex 87fb4371a4..44afda731f 100644\n--- a/drivers/net/mlx5/mlx5_mr.c\n+++ b/drivers/net/mlx5/mlx5_mr.c\n@@ -7,7 +7,6 @@\n #include <rte_mempool.h>\n #include <rte_malloc.h>\n #include <rte_rwlock.h>\n-#include <rte_bus_pci.h>\n \n #include <mlx5_common_mp.h>\n #include <mlx5_common_mr.h>\n@@ -222,10 +221,10 @@ dev_to_eth_dev(struct rte_device *dev)\n }\n \n /**\n- * DPDK callback to DMA map external memory to a PCI device.\n+ * Callback to DMA map external memory to a device.\n *\n- * @param pdev\n- * Pointer to the PCI device.\n+ * @param rte_dev\n+ * Pointer to the generic device.\n * @param addr\n * Starting virtual address of memory to be mapped.\n * @param iova\n@@ -237,18 +236,18 @@ dev_to_eth_dev(struct rte_device *dev)\n * 0 on success, negative value on error.\n */\n int\n-mlx5_dma_map(struct rte_pci_device *pdev, void *addr,\n-\t uint64_t iova __rte_unused, size_t len)\n+mlx5_net_dma_map(struct rte_device *rte_dev, void *addr,\n+\t\t uint64_t iova __rte_unused, size_t len)\n {\n \tstruct rte_eth_dev *dev;\n \tstruct mlx5_mr *mr;\n \tstruct mlx5_priv *priv;\n \tstruct mlx5_dev_ctx_shared *sh;\n \n-\tdev = dev_to_eth_dev(&pdev->device);\n+\tdev = dev_to_eth_dev(rte_dev);\n \tif (!dev) {\n \t\tDRV_LOG(WARNING, \"unable to find matching ethdev \"\n-\t\t\t\t \"to PCI device %p\", (void *)pdev);\n+\t\t\t\t \"to device %s\", rte_dev->name);\n \t\trte_errno = ENODEV;\n \t\treturn -1;\n \t}\n@@ -271,10 +270,10 @@ mlx5_dma_map(struct rte_pci_device *pdev, void *addr,\n }\n \n /**\n- * DPDK callback to DMA unmap external memory to a PCI device.\n+ * Callback to DMA unmap external memory to a device.\n *\n- * @param pdev\n- * Pointer to the PCI device.\n+ * @param rte_dev\n+ * Pointer to the generic device.\n * @param addr\n * Starting virtual address of memory to be unmapped.\n * @param iova\n@@ -286,8 +285,8 @@ mlx5_dma_map(struct rte_pci_device *pdev, void *addr,\n * 0 on success, negative value on error.\n */\n int\n-mlx5_dma_unmap(struct rte_pci_device *pdev, void *addr,\n-\t uint64_t iova __rte_unused, size_t len __rte_unused)\n+mlx5_net_dma_unmap(struct rte_device *rte_dev, void *addr,\n+\t\t uint64_t iova __rte_unused, size_t len __rte_unused)\n {\n \tstruct rte_eth_dev *dev;\n \tstruct mlx5_priv *priv;\n@@ -295,10 +294,10 @@ mlx5_dma_unmap(struct rte_pci_device *pdev, void *addr,\n \tstruct mlx5_mr *mr;\n \tstruct mr_cache_entry entry;\n \n-\tdev = dev_to_eth_dev(&pdev->device);\n+\tdev = dev_to_eth_dev(rte_dev);\n \tif (!dev) {\n-\t\tDRV_LOG(WARNING, \"unable to find matching ethdev \"\n-\t\t\t\t \"to PCI device %p\", (void *)pdev);\n+\t\tDRV_LOG(WARNING, \"unable to find matching ethdev to device %s\",\n+\t\t\trte_dev->name);\n \t\trte_errno = ENODEV;\n \t\treturn -1;\n \t}\n@@ -308,16 +307,15 @@ mlx5_dma_unmap(struct rte_pci_device *pdev, void *addr,\n \tmr = mlx5_mr_lookup_list(&sh->share_cache, &entry, (uintptr_t)addr);\n \tif (!mr) {\n \t\trte_rwlock_write_unlock(&sh->share_cache.rwlock);\n-\t\tDRV_LOG(WARNING, \"address 0x%\" PRIxPTR \" wasn't registered \"\n-\t\t\t\t \"to PCI device %p\", (uintptr_t)addr,\n-\t\t\t\t (void *)pdev);\n+\t\tDRV_LOG(WARNING, \"address 0x%\" PRIxPTR \" wasn't registered to device %s\",\n+\t\t\t(uintptr_t)addr, rte_dev->name);\n \t\trte_errno = EINVAL;\n \t\treturn -1;\n \t}\n \tLIST_REMOVE(mr, mr);\n-\tmlx5_mr_free(mr, sh->share_cache.dereg_mr_cb);\n \tDRV_LOG(DEBUG, \"port %u remove MR(%p) from list\", dev->data->port_id,\n \t (void *)mr);\n+\tmlx5_mr_free(mr, sh->share_cache.dereg_mr_cb);\n \tmlx5_mr_rebuild_cache(&sh->share_cache);\n \t/*\n \t * No explicit wmb is needed after updating dev_gen due to\ndiff --git a/drivers/net/mlx5/mlx5_rxtx.h b/drivers/net/mlx5/mlx5_rxtx.h\nindex e168dd46f9..ad1144e218 100644\n--- a/drivers/net/mlx5/mlx5_rxtx.h\n+++ b/drivers/net/mlx5/mlx5_rxtx.h\n@@ -16,7 +16,6 @@\n #include <rte_hexdump.h>\n #include <rte_spinlock.h>\n #include <rte_io.h>\n-#include <rte_bus_pci.h>\n #include <rte_cycles.h>\n \n #include <mlx5_common.h>\n@@ -48,10 +47,10 @@ int mlx5_queue_state_modify(struct rte_eth_dev *dev,\n /* mlx5_mr.c */\n \n void mlx5_mr_flush_local_cache(struct mlx5_mr_ctrl *mr_ctrl);\n-int mlx5_dma_map(struct rte_pci_device *pdev, void *addr, uint64_t iova,\n-\t\t size_t len);\n-int mlx5_dma_unmap(struct rte_pci_device *pdev, void *addr, uint64_t iova,\n-\t\t size_t len);\n+int mlx5_net_dma_map(struct rte_device *rte_dev, void *addr, uint64_t iova,\n+\t\t size_t len);\n+int mlx5_net_dma_unmap(struct rte_device *rte_dev, void *addr, uint64_t iova,\n+\t\t size_t len);\n \n /**\n * Get Memory Pool (MP) from mbuf. If mbuf is indirect, the pool from which the\n", "prefixes": [ "v4", "07/16" ] }