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/*
* Copyright (C) 2009, 2011-2012 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
* Authors:
* Mark McLoughlin <markmc@redhat.com>
*/
#ifndef __VIR_PCI_H__
# define __VIR_PCI_H__
# include "internal.h"
typedef struct _pciDevice pciDevice;
typedef struct _pciDeviceList pciDeviceList;
struct pci_config_address {
unsigned int domain;
unsigned int bus;
unsigned int slot;
unsigned int function;
};
pciDevice *pciGetDevice (unsigned domain,
unsigned bus,
unsigned slot,
unsigned function);
void pciFreeDevice (pciDevice *dev);
const char *pciDeviceGetName (pciDevice *dev);
int pciDettachDevice (pciDevice *dev,
pciDeviceList *activeDevs,
pciDeviceList *inactiveDevs);
int pciReAttachDevice (pciDevice *dev,
pciDeviceList *activeDevs,
pciDeviceList *inactiveDevs);
int pciResetDevice (pciDevice *dev,
pciDeviceList *activeDevs,
pciDeviceList *inactiveDevs);
void pciDeviceSetManaged(pciDevice *dev,
unsigned managed);
unsigned pciDeviceGetManaged(pciDevice *dev);
void pciDeviceSetUsedBy(pciDevice *dev,
const char *used_by);
const char *pciDeviceGetUsedBy(pciDevice *dev);
unsigned pciDeviceGetUnbindFromStub(pciDevice *dev);
void pciDeviceSetUnbindFromStub(pciDevice *dev,
unsigned unbind);
unsigned pciDeviceGetRemoveSlot(pciDevice *dev);
void pciDeviceSetRemoveSlot(pciDevice *dev,
unsigned remove_slot);
unsigned pciDeviceGetReprobe(pciDevice *dev);
void pciDeviceSetReprobe(pciDevice *dev,
unsigned reprobe);
void pciDeviceReAttachInit(pciDevice *dev);
pciDeviceList *pciDeviceListNew (void);
void pciDeviceListFree (pciDeviceList *list);
int pciDeviceListAdd (pciDeviceList *list,
pciDevice *dev);
pciDevice * pciDeviceListGet (pciDeviceList *list,
int idx);
int pciDeviceListCount (pciDeviceList *list);
pciDevice * pciDeviceListSteal (pciDeviceList *list,
pciDevice *dev);
void pciDeviceListDel (pciDeviceList *list,
pciDevice *dev);
pciDevice * pciDeviceListFind (pciDeviceList *list,
pciDevice *dev);
/*
* Callback that will be invoked once for each file
* associated with / used for PCI host device access.
*
* Should return 0 if successfully processed, or
* -1 to indicate error and abort iteration
*/
typedef int (*pciDeviceFileActor)(pciDevice *dev,
const char *path, void *opaque);
int pciDeviceFileIterate(pciDevice *dev,
pciDeviceFileActor actor,
void *opaque);
int pciDeviceIsAssignable(pciDevice *dev,
int strict_acs_check);
int pciWaitForDeviceCleanup(pciDevice *dev, const char *matcher);
int pciGetPhysicalFunction(const char *sysfs_path,
struct pci_config_address **phys_fn);
int pciGetVirtualFunctions(const char *sysfs_path,
struct pci_config_address ***virtual_functions,
unsigned int *num_virtual_functions);
int pciDeviceIsVirtualFunction(const char *vf_sysfs_device_link);
int pciGetVirtualFunctionIndex(const char *pf_sysfs_device_link,
const char *vf_sysfs_device_link,
int *vf_index);
int pciConfigAddressToSysfsFile(struct pci_config_address *dev,
char **pci_sysfs_device_link);
int pciDeviceNetName(char *device_link_sysfs_path, char **netname);
int pciSysfsFile(char *pciDeviceName, char **pci_sysfs_device_link)
ATTRIBUTE_RETURN_CHECK;
int pciGetDeviceAddrString(unsigned domain,
unsigned bus,
unsigned slot,
unsigned function,
char **pciConfigAddr)
ATTRIBUTE_NONNULL(5) ATTRIBUTE_RETURN_CHECK;
int pciDeviceGetVirtualFunctionInfo(const char *vf_sysfs_device_path,
char **pfname, int *vf_index);
#endif /* __VIR_PCI_H__ */
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