drivers/net/ngbe/ngbe_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2018-2021 Beijing WangXun Technology Co., Ltd.
   3  * Copyright(c) 2010-2017 Intel Corporation
   4  */
   5
   6 #include <errno.h>
   7 #include <rte_common.h>
   8 #include <ethdev_pci.h>
   9
  10 #include "ngbe_logs.h"
  11 #include "ngbe_devids.h"
  12
  13 /*
  14  * The set of PCI devices this driver supports
  15  */
  16 static const struct rte_pci_id pci_id_ngbe_map[] = {
  17         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860A2) },
  18         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860A2S) },
  19         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860A4) },
  20         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860A4S) },
  21         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860AL2) },
  22         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860AL2S) },
  23         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860AL4) },
  24         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860AL4S) },
  25         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860NCSI) },
  26         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860A1) },
  27         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860A1L) },
  28         { RTE_PCI_DEVICE(PCI_VENDOR_ID_WANGXUN, NGBE_DEV_ID_EM_WX1860AL_W) },
  29         { .vendor_id = 0, /* sentinel */ },
  30 };
  31
  32 static int
  33 eth_ngbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
  34 {
  35         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
  36
  37         PMD_INIT_FUNC_TRACE();
  38
  39         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
  40                 return 0;
  41
  42         rte_eth_copy_pci_info(eth_dev, pci_dev);
  43
  44         return -EINVAL;
  45 }
  46
  47 static int
  48 eth_ngbe_dev_uninit(struct rte_eth_dev *eth_dev)
  49 {
  50         PMD_INIT_FUNC_TRACE();
  51
  52         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
  53                 return 0;
  54
  55         RTE_SET_USED(eth_dev);
  56
  57         return -EINVAL;
  58 }
  59
  60 static int
  61 eth_ngbe_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
  62                 struct rte_pci_device *pci_dev)
  63 {
  64         return rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
  65                         0, eth_dev_pci_specific_init, pci_dev,
  66                         eth_ngbe_dev_init, NULL);
  67 }
  68
  69 static int eth_ngbe_pci_remove(struct rte_pci_device *pci_dev)
  70 {
  71         struct rte_eth_dev *ethdev;
  72
  73         ethdev = rte_eth_dev_allocated(pci_dev->device.name);
  74         if (ethdev == NULL)
  75                 return 0;
  76
  77         return rte_eth_dev_destroy(ethdev, eth_ngbe_dev_uninit);
  78 }
  79
  80 static struct rte_pci_driver rte_ngbe_pmd = {
  81         .id_table = pci_id_ngbe_map,
  82         .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
  83         .probe = eth_ngbe_pci_probe,
  84         .remove = eth_ngbe_pci_remove,
  85 };
  86
  87 RTE_PMD_REGISTER_PCI(net_ngbe, rte_ngbe_pmd);
  88 RTE_PMD_REGISTER_PCI_TABLE(net_ngbe, pci_id_ngbe_map);
  89 RTE_PMD_REGISTER_KMOD_DEP(net_ngbe, "* igb_uio | uio_pci_generic | vfio-pci");
  90
  91 RTE_LOG_REGISTER_SUFFIX(ngbe_logtype_init, init, NOTICE);
  92 RTE_LOG_REGISTER_SUFFIX(ngbe_logtype_driver, driver, NOTICE);
  93
  94 #ifdef RTE_ETHDEV_DEBUG_RX
  95         RTE_LOG_REGISTER_SUFFIX(ngbe_logtype_rx, rx, DEBUG);
  96 #endif
  97 #ifdef RTE_ETHDEV_DEBUG_TX
  98         RTE_LOG_REGISTER_SUFFIX(ngbe_logtype_tx, tx, DEBUG);
  99 #endif