From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8687F461C1; Sat, 8 Feb 2025 03:44:38 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id AA94F402E9; Sat, 8 Feb 2025 03:44:35 +0100 (CET) Received: from localhost.localdomain (unknown [103.233.162.252]) by mails.dpdk.org (Postfix) with ESMTP id 3AD93402E9 for ; Sat, 8 Feb 2025 03:44:34 +0100 (CET) Received: by localhost.localdomain (Postfix, from userid 0) id 812CA9145D; Sat, 8 Feb 2025 10:44:18 +0800 (CST) From: Wenbo Cao To: thomas@monjalon.net, Wenbo Cao Cc: stephen@networkplumber.org, dev@dpdk.org, ferruh.yigit@amd.com, andrew.rybchenko@oktetlabs.ru, yaojun@mucse.com Subject: [PATCH v7 02/28] net/rnp: add ethdev probe and remove Date: Sat, 8 Feb 2025 10:43:39 +0800 Message-Id: <1738982645-34550-3-git-send-email-caowenbo@mucse.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1738982645-34550-1-git-send-email-caowenbo@mucse.com> References: <1738982645-34550-1-git-send-email-caowenbo@mucse.com> X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add basic PCIe ethdev probe and remove. Signed-off-by: Wenbo Cao Reviewed-by: Stephen Hemminger --- drivers/net/rnp/meson.build | 11 +++++++ drivers/net/rnp/rnp.h | 13 ++++++++ drivers/net/rnp/rnp_ethdev.c | 77 ++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 101 insertions(+) create mode 100644 drivers/net/rnp/meson.build create mode 100644 drivers/net/rnp/rnp.h create mode 100644 drivers/net/rnp/rnp_ethdev.c diff --git a/drivers/net/rnp/meson.build b/drivers/net/rnp/meson.build new file mode 100644 index 0000000..4f37c6b --- /dev/null +++ b/drivers/net/rnp/meson.build @@ -0,0 +1,11 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(C) 2023 Mucse IC Design Ltd. +# +if not is_linux + build = false + reason = 'only supported on Linux' +endif + +sources = files( + 'rnp_ethdev.c', +) diff --git a/drivers/net/rnp/rnp.h b/drivers/net/rnp/rnp.h new file mode 100644 index 0000000..6cd717a --- /dev/null +++ b/drivers/net/rnp/rnp.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2023 Mucse IC Design Ltd. + */ +#ifndef __RNP_H__ +#define __RNP_H__ + +#define PCI_VENDOR_ID_MUCSE (0x8848) +#define RNP_DEV_ID_N10G (0x1000) + +struct rnp_eth_port { +}; + +#endif /* __RNP_H__ */ diff --git a/drivers/net/rnp/rnp_ethdev.c b/drivers/net/rnp/rnp_ethdev.c new file mode 100644 index 0000000..2f34f88 --- /dev/null +++ b/drivers/net/rnp/rnp_ethdev.c @@ -0,0 +1,77 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(C) 2023 Mucse IC Design Ltd. + */ + +#include +#include +#include + +#include "rnp.h" + +static int +rnp_eth_dev_init(struct rte_eth_dev *eth_dev) +{ + RTE_SET_USED(eth_dev); + + return -ENODEV; +} + +static int +rnp_eth_dev_uninit(struct rte_eth_dev *eth_dev) +{ + RTE_SET_USED(eth_dev); + + return -ENODEV; +} + +static int +rnp_pci_remove(struct rte_pci_device *pci_dev) +{ + struct rte_eth_dev *eth_dev; + int rc; + + eth_dev = rte_eth_dev_allocated(pci_dev->device.name); + + if (eth_dev) { + /* Cleanup eth dev */ + rc = rte_eth_dev_pci_generic_remove(pci_dev, + rnp_eth_dev_uninit); + if (rc) + return rc; + } + + return 0; +} + +static int +rnp_pci_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev) +{ + int rc; + + RTE_SET_USED(pci_drv); + + rc = rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct rnp_eth_port), + rnp_eth_dev_init); + + return rc; +} + +static const struct rte_pci_id pci_id_rnp_map[] = { + { + RTE_PCI_DEVICE(PCI_VENDOR_ID_MUCSE, RNP_DEV_ID_N10G) + }, + { + .vendor_id = 0, + }, +}; + +static struct rte_pci_driver rte_rnp_pmd = { + .id_table = pci_id_rnp_map, + .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, + .probe = rnp_pci_probe, + .remove = rnp_pci_remove, +}; + +RTE_PMD_REGISTER_PCI(net_rnp, rte_rnp_pmd); +RTE_PMD_REGISTER_PCI_TABLE(net_rnp, pci_id_rnp_map); +RTE_PMD_REGISTER_KMOD_DEP(net_rnp, "igb_uio | uio_pci_generic | vfio-pci"); -- 1.8.3.1