linux-stable/drivers/pci/pci-pf-stub.c
Liu Shixin 462bd2fdf5 PCI/IOV: Simplify pci-pf-stub with module_pci_driver()
Use the module_pci_driver() macro to make the code simpler by eliminating
module_init() and module_exit() calls.

Link: https://lore.kernel.org/r/20200917071042.1909191-1-liushixin2@huawei.com
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Alexander Duyck <alexander.h.duyck@linux.intel.com>
2020-09-17 12:40:20 -05:00

42 lines
1.2 KiB
C

// SPDX-License-Identifier: GPL-2.0
/* pci-pf-stub - simple stub driver for PCI SR-IOV PF device
*
* This driver is meant to act as a "whitelist" for devices that provide
* SR-IOV functionality while at the same time not actually needing a
* driver of their own.
*/
#include <linux/module.h>
#include <linux/pci.h>
/*
* pci_pf_stub_whitelist - White list of devices to bind pci-pf-stub onto
*
* This table provides the list of IDs this driver is supposed to bind
* onto. You could think of this as a list of "quirked" devices where we
* are adding support for SR-IOV here since there are no other drivers
* that they would be running under.
*/
static const struct pci_device_id pci_pf_stub_whitelist[] = {
{ PCI_VDEVICE(AMAZON, 0x0053) },
/* required last entry */
{ 0 }
};
MODULE_DEVICE_TABLE(pci, pci_pf_stub_whitelist);
static int pci_pf_stub_probe(struct pci_dev *dev,
const struct pci_device_id *id)
{
pci_info(dev, "claimed by pci-pf-stub\n");
return 0;
}
static struct pci_driver pf_stub_driver = {
.name = "pci-pf-stub",
.id_table = pci_pf_stub_whitelist,
.probe = pci_pf_stub_probe,
.sriov_configure = pci_sriov_configure_simple,
};
module_pci_driver(pf_stub_driver);
MODULE_LICENSE("GPL");