drivers/event/dsw/dsw_evdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2018 Ericsson AB
   3  */
   4
   5 #include <rte_eventdev_pmd.h>
   6 #include <rte_eventdev_pmd_vdev.h>
   7
   8 #include "dsw_evdev.h"
   9
  10 #define EVENTDEV_NAME_DSW_PMD event_dsw
  11
  12 static int
  13 dsw_probe(struct rte_vdev_device *vdev)
  14 {
  15         const char *name;
  16         struct rte_eventdev *dev;
  17         struct dsw_evdev *dsw;
  18
  19         name = rte_vdev_device_name(vdev);
  20
  21         dev = rte_event_pmd_vdev_init(name, sizeof(struct dsw_evdev),
  22                                       rte_socket_id());
  23         if (dev == NULL)
  24                 return -EFAULT;
  25
  26         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
  27                 return 0;
  28
  29         dsw = dev->data->dev_private;
  30         dsw->data = dev->data;
  31
  32         return 0;
  33 }
  34
  35 static int
  36 dsw_remove(struct rte_vdev_device *vdev)
  37 {
  38         const char *name;
  39
  40         name = rte_vdev_device_name(vdev);
  41         if (name == NULL)
  42                 return -EINVAL;
  43
  44         return rte_event_pmd_vdev_uninit(name);
  45 }
  46
  47 static struct rte_vdev_driver evdev_dsw_pmd_drv = {
  48         .probe = dsw_probe,
  49         .remove = dsw_remove
  50 };
  51
  52 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_DSW_PMD, evdev_dsw_pmd_drv);