tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright IBM Corp. 2020
4 *
5 * Author(s):
6 * Pierre Morel <pmorel@linux.ibm.com>
7 *
8 */
9
10int zpci_bus_device_register(struct zpci_dev *zdev, struct pci_ops *ops);
11void zpci_bus_device_unregister(struct zpci_dev *zdev);
12
13void zpci_release_device(struct kref *kref);
14static inline void zpci_zdev_put(struct zpci_dev *zdev)
15{
16 kref_put(&zdev->kref, zpci_release_device);
17}
18
19int zpci_alloc_domain(int domain);
20void zpci_free_domain(int domain);
21int zpci_setup_bus_resources(struct zpci_dev *zdev,
22 struct list_head *resources);
23
24static inline struct zpci_dev *get_zdev_by_bus(struct pci_bus *bus,
25 unsigned int devfn)
26{
27 struct zpci_bus *zbus = bus->sysdata;
28
29 return (devfn >= ZPCI_FUNCTIONS_PER_BUS) ? NULL : zbus->function[devfn];
30}
31