drivers/net/enetfec/enet_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2020-2021 NXP
   3  */
   4
   5 #include <ethdev_vdev.h>
   6 #include <ethdev_driver.h>
   7 #include "enet_pmd_logs.h"
   8 #include "enet_ethdev.h"
   9
  10 #define ENETFEC_NAME_PMD                net_enetfec
  11
  12 static int
  13 enetfec_eth_init(struct rte_eth_dev *dev)
  14 {
  15         rte_eth_dev_probing_finish(dev);
  16         return 0;
  17 }
  18
  19 static int
  20 pmd_enetfec_probe(struct rte_vdev_device *vdev)
  21 {
  22         struct rte_eth_dev *dev = NULL;
  23         struct enetfec_private *fep;
  24         const char *name;
  25         int rc;
  26
  27         name = rte_vdev_device_name(vdev);
  28         ENETFEC_PMD_LOG(INFO, "Initializing pmd_fec for %s", name);
  29
  30         dev = rte_eth_vdev_allocate(vdev, sizeof(*fep));
  31         if (dev == NULL)
  32                 return -ENOMEM;
  33
  34         /* setup board info structure */
  35         fep = dev->data->dev_private;
  36         fep->dev = dev;
  37         rc = enetfec_eth_init(dev);
  38         if (rc)
  39                 goto failed_init;
  40
  41         return 0;
  42
  43 failed_init:
  44         ENETFEC_PMD_ERR("Failed to init");
  45         return rc;
  46 }
  47
  48 static int
  49 pmd_enetfec_remove(struct rte_vdev_device *vdev)
  50 {
  51         struct rte_eth_dev *eth_dev = NULL;
  52         int ret;
  53
  54         /* find the ethdev entry */
  55         eth_dev = rte_eth_dev_allocated(rte_vdev_device_name(vdev));
  56         if (eth_dev == NULL)
  57                 return -ENODEV;
  58
  59         ret = rte_eth_dev_release_port(eth_dev);
  60         if (ret != 0)
  61                 return -EINVAL;
  62
  63         ENETFEC_PMD_INFO("Release enetfec sw device");
  64         return 0;
  65 }
  66
  67 static struct rte_vdev_driver pmd_enetfec_drv = {
  68         .probe = pmd_enetfec_probe,
  69         .remove = pmd_enetfec_remove,
  70 };
  71
  72 RTE_PMD_REGISTER_VDEV(ENETFEC_NAME_PMD, pmd_enetfec_drv);
  73 RTE_LOG_REGISTER_DEFAULT(enetfec_logtype_pmd, NOTICE);