LXR linux/drivers/pci/pci-pf-stub.c

   1// SPDX-License-Identifier: GPL-2.0
   2/* pci-pf-stub - simple stub driver for PCI SR-IOV PF device
   3 *
   4 * This driver is meant to act as a "whitelist" for devices that provide
   5 * SR-IOV functionality while at the same time not actually needing a
   6 * driver of their own.
   7 */
   8
   9#include <linux/module.h>
  10#include <linux/pci.h>
  11
  12/*
  13 * pci_pf_stub_whitelist - White list of devices to bind pci-pf-stub onto
  14 *
  15 * This table provides the list of IDs this driver is supposed to bind
  16 * onto.  You could think of this as a list of "quirked" devices where we
  17 * are adding support for SR-IOV here since there are no other drivers
  18 * that they would be running under.
  19 */
  20static const struct pci_device_id pci_pf_stub_whitelist[] = {
  21        { PCI_VDEVICE(AMAZON, 0x0053) },
  22        /* required last entry */
  23        { 0 }
  24};
  25MODULE_DEVICE_TABLE(pci, pci_pf_stub_whitelist);
  26
  27static int pci_pf_stub_probe(struct pci_dev *dev,
  28                             const struct pci_device_id *id)
  29{
  30        pci_info(dev, "claimed by pci-pf-stub\n");
  31        return 0;
  32}
  33
  34static struct pci_driver pf_stub_driver = {
  35        .name                   = "pci-pf-stub",
  36        .id_table               = pci_pf_stub_whitelist,
  37        .probe                  = pci_pf_stub_probe,
  38        .sriov_configure        = pci_sriov_configure_simple,
  39};
  40module_pci_driver(pf_stub_driver);
  41
  42MODULE_LICENSE("GPL");
  43