45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright IBM Corp. 2020
|
|
*
|
|
* Author(s):
|
|
* Pierre Morel <pmorel@linux.ibm.com>
|
|
*
|
|
*/
|
|
|
|
int zpci_bus_device_register(struct zpci_dev *zdev, struct pci_ops *ops);
|
|
void zpci_bus_device_unregister(struct zpci_dev *zdev);
|
|
int zpci_bus_init(void);
|
|
|
|
void zpci_release_device(struct kref *kref);
|
|
static inline void zpci_zdev_put(struct zpci_dev *zdev)
|
|
{
|
|
kref_put(&zdev->kref, zpci_release_device);
|
|
}
|
|
|
|
int zpci_alloc_domain(int domain);
|
|
void zpci_free_domain(int domain);
|
|
int zpci_setup_bus_resources(struct zpci_dev *zdev,
|
|
struct list_head *resources);
|
|
|
|
static inline struct zpci_dev *get_zdev_by_bus(struct pci_bus *bus,
|
|
unsigned int devfn)
|
|
{
|
|
struct zpci_bus *zbus = bus->sysdata;
|
|
|
|
return (devfn >= ZPCI_FUNCTIONS_PER_BUS) ? NULL : zbus->function[devfn];
|
|
}
|
|
|
|
#ifdef CONFIG_PCI_IOV
|
|
static inline void zpci_remove_virtfn(struct pci_dev *pdev, int vfn)
|
|
{
|
|
|
|
pci_lock_rescan_remove();
|
|
/* Linux' vfid's start at 0 vfn at 1 */
|
|
pci_iov_remove_virtfn(pdev->physfn, vfn - 1);
|
|
pci_unlock_rescan_remove();
|
|
}
|
|
#else /* CONFIG_PCI_IOV */
|
|
static inline void zpci_remove_virtfn(struct pci_dev *pdev, int vfn) {}
|
|
#endif /* CONFIG_PCI_IOV */
|