linux/drivers/vfio/pci/vfio_pci.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved
 *
 * Copyright (C) 2012 Red Hat, Inc.  All rights reserved.
 *     Author: Alex Williamson <[email protected]>
 *
 * Derived from original vfio:
 * Copyright 2010 Cisco Systems, Inc.  All rights reserved.
 * Author: Tom Lyon, [email protected]
 */

#define pr_fmt(fmt) …

#include <linux/device.h>
#include <linux/eventfd.h>
#include <linux/file.h>
#include <linux/interrupt.h>
#include <linux/iommu.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/notifier.h>
#include <linux/pm_runtime.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/uaccess.h>

#include "vfio_pci_priv.h"

#define DRIVER_AUTHOR …
#define DRIVER_DESC …

static char ids[1024] __initdata;
module_param_string(…);
MODULE_PARM_DESC(…) …;

static bool nointxmask;
module_param_named(nointxmask, nointxmask, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(…) …;

#ifdef CONFIG_VFIO_PCI_VGA
static bool disable_vga;
module_param(disable_vga, bool, S_IRUGO);
MODULE_PARM_DESC(…) …;
#endif

static bool disable_idle_d3;
module_param(disable_idle_d3, bool, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(…) …;

static bool enable_sriov;
#ifdef CONFIG_PCI_IOV
module_param(enable_sriov, bool, 0644);
MODULE_PARM_DESC(…) …;
#endif

static bool disable_denylist;
module_param(disable_denylist, bool, 0444);
MODULE_PARM_DESC(…) …;

static bool vfio_pci_dev_in_denylist(struct pci_dev *pdev)
{ … }

static bool vfio_pci_is_denylisted(struct pci_dev *pdev)
{ … }

static int vfio_pci_open_device(struct vfio_device *core_vdev)
{ … }

static const struct vfio_device_ops vfio_pci_ops = …;

static int vfio_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{ … }

static void vfio_pci_remove(struct pci_dev *pdev)
{ … }

static int vfio_pci_sriov_configure(struct pci_dev *pdev, int nr_virtfn)
{ … }

static const struct pci_device_id vfio_pci_table[] = …;

MODULE_DEVICE_TABLE(pci, vfio_pci_table);

static struct pci_driver vfio_pci_driver = …;

static void __init vfio_pci_fill_ids(void)
{ … }

static int __init vfio_pci_init(void)
{ … }
module_init(…) …;

static void __exit vfio_pci_cleanup(void)
{ … }
module_exit(vfio_pci_cleanup);

MODULE_LICENSE(…) …;
MODULE_AUTHOR(…);
MODULE_DESCRIPTION(…);