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b11e8cccdd
After the split of enum functions into virenum.h, this function does not contain anything worth including in another header file. Signed-off-by: Ján Tomko <jtomko@redhat.com> Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
283 lines
11 KiB
C
283 lines
11 KiB
C
/*
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* virpci.h: helper APIs for managing host PCI devices
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*
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* Copyright (C) 2009, 2011-2015 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "internal.h"
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#include "virmdev.h"
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#include "virobject.h"
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#include "virenum.h"
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typedef struct _virPCIDevice virPCIDevice;
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typedef virPCIDevice *virPCIDevicePtr;
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typedef struct _virPCIDeviceAddress virPCIDeviceAddress;
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typedef virPCIDeviceAddress *virPCIDeviceAddressPtr;
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typedef struct _virPCIDeviceList virPCIDeviceList;
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typedef virPCIDeviceList *virPCIDeviceListPtr;
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virPCIDeviceList, virObjectUnref);
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#define VIR_DOMAIN_DEVICE_ZPCI_MAX_UID UINT16_MAX
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#define VIR_DOMAIN_DEVICE_ZPCI_MAX_FID UINT32_MAX
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typedef struct _virZPCIDeviceAddress virZPCIDeviceAddress;
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typedef virZPCIDeviceAddress *virZPCIDeviceAddressPtr;
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struct _virZPCIDeviceAddress {
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unsigned int uid; /* exempt from syntax-check */
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unsigned int fid;
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/* Don't forget to update virPCIDeviceAddressCopy if needed. */
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};
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#define VIR_PCI_DEVICE_ADDRESS_FMT "%04x:%02x:%02x.%d"
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struct _virPCIDeviceAddress {
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unsigned int domain;
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unsigned int bus;
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unsigned int slot;
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unsigned int function;
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int multi; /* virTristateSwitch */
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int extFlags; /* enum virPCIDeviceAddressExtensionFlags */
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virZPCIDeviceAddress zpci;
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/* Don't forget to update virPCIDeviceAddressCopy if needed. */
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};
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typedef enum {
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VIR_PCI_STUB_DRIVER_NONE = 0,
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VIR_PCI_STUB_DRIVER_XEN,
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VIR_PCI_STUB_DRIVER_VFIO,
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VIR_PCI_STUB_DRIVER_LAST
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} virPCIStubDriver;
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VIR_ENUM_DECL(virPCIStubDriver);
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typedef enum {
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VIR_PCIE_LINK_SPEED_NA = 0,
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VIR_PCIE_LINK_SPEED_25,
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VIR_PCIE_LINK_SPEED_5,
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VIR_PCIE_LINK_SPEED_8,
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VIR_PCIE_LINK_SPEED_16,
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VIR_PCIE_LINK_SPEED_LAST
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} virPCIELinkSpeed;
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VIR_ENUM_DECL(virPCIELinkSpeed);
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typedef enum {
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VIR_PCI_HEADER_ENDPOINT = 0,
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VIR_PCI_HEADER_PCI_BRIDGE,
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VIR_PCI_HEADER_CARDBUS_BRIDGE,
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VIR_PCI_HEADER_LAST
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} virPCIHeaderType;
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VIR_ENUM_DECL(virPCIHeader);
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typedef struct _virPCIELink virPCIELink;
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typedef virPCIELink *virPCIELinkPtr;
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struct _virPCIELink {
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int port;
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virPCIELinkSpeed speed;
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unsigned int width;
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};
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typedef struct _virPCIEDeviceInfo virPCIEDeviceInfo;
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typedef virPCIEDeviceInfo *virPCIEDeviceInfoPtr;
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struct _virPCIEDeviceInfo {
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/* Not all PCI Express devices have link. For example this 'Root Complex
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* Integrated Endpoint' and 'Root Complex Event Collector' don't have it. */
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virPCIELink *link_cap; /* PCIe device link capabilities */
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virPCIELink *link_sta; /* Actually negotiated capabilities */
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};
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virPCIDevicePtr virPCIDeviceNew(unsigned int domain,
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unsigned int bus,
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unsigned int slot,
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unsigned int function);
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virPCIDevicePtr virPCIDeviceCopy(virPCIDevicePtr dev);
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void virPCIDeviceFree(virPCIDevicePtr dev);
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const char *virPCIDeviceGetName(virPCIDevicePtr dev);
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const char *virPCIDeviceGetConfigPath(virPCIDevicePtr dev);
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int virPCIDeviceDetach(virPCIDevicePtr dev,
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virPCIDeviceListPtr activeDevs,
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virPCIDeviceListPtr inactiveDevs);
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int virPCIDeviceReattach(virPCIDevicePtr dev,
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virPCIDeviceListPtr activeDevs,
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virPCIDeviceListPtr inactiveDevs);
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int virPCIDeviceReset(virPCIDevicePtr dev,
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virPCIDeviceListPtr activeDevs,
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virPCIDeviceListPtr inactiveDevs);
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void virPCIDeviceSetManaged(virPCIDevice *dev,
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bool managed);
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bool virPCIDeviceGetManaged(virPCIDevice *dev);
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void virPCIDeviceSetStubDriver(virPCIDevicePtr dev,
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virPCIStubDriver driver);
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virPCIStubDriver virPCIDeviceGetStubDriver(virPCIDevicePtr dev);
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virPCIDeviceAddressPtr virPCIDeviceGetAddress(virPCIDevicePtr dev);
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int virPCIDeviceSetUsedBy(virPCIDevice *dev,
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const char *drv_name,
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const char *dom_name);
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void virPCIDeviceGetUsedBy(virPCIDevice *dev,
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const char **drv_name,
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const char **dom_name);
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bool virPCIDeviceGetUnbindFromStub(virPCIDevicePtr dev);
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void virPCIDeviceSetUnbindFromStub(virPCIDevice *dev,
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bool unbind);
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bool virPCIDeviceGetRemoveSlot(virPCIDevicePtr dev);
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void virPCIDeviceSetRemoveSlot(virPCIDevice *dev,
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bool remove_slot);
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bool virPCIDeviceGetReprobe(virPCIDevicePtr dev);
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void virPCIDeviceSetReprobe(virPCIDevice *dev,
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bool reprobe);
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virPCIDeviceListPtr virPCIDeviceListNew(void);
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int virPCIDeviceListAdd(virPCIDeviceListPtr list,
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virPCIDevicePtr dev);
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int virPCIDeviceListAddCopy(virPCIDeviceListPtr list, virPCIDevicePtr dev);
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virPCIDevicePtr virPCIDeviceListGet(virPCIDeviceListPtr list,
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int idx);
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size_t virPCIDeviceListCount(virPCIDeviceListPtr list);
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virPCIDevicePtr virPCIDeviceListSteal(virPCIDeviceListPtr list,
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virPCIDevicePtr dev);
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virPCIDevicePtr virPCIDeviceListStealIndex(virPCIDeviceListPtr list,
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int idx);
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void virPCIDeviceListDel(virPCIDeviceListPtr list,
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virPCIDevicePtr dev);
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virPCIDevicePtr virPCIDeviceListFind(virPCIDeviceListPtr list,
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virPCIDevicePtr dev);
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virPCIDevicePtr
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virPCIDeviceListFindByIDs(virPCIDeviceListPtr list,
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unsigned int domain,
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unsigned int bus,
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unsigned int slot,
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unsigned int function);
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int virPCIDeviceListFindIndex(virPCIDeviceListPtr list,
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virPCIDevicePtr dev);
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/*
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* Callback that will be invoked once for each file
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* associated with / used for PCI host device access.
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*
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* Should return 0 if successfully processed, or
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* -1 to indicate error and abort iteration
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*/
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typedef int (*virPCIDeviceFileActor)(virPCIDevicePtr dev,
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const char *path, void *opaque);
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int virPCIDeviceFileIterate(virPCIDevicePtr dev,
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virPCIDeviceFileActor actor,
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void *opaque);
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typedef int (*virPCIDeviceAddressActor)(virPCIDeviceAddressPtr addr,
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void *opaque);
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int virPCIDeviceAddressIOMMUGroupIterate(virPCIDeviceAddressPtr orig,
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virPCIDeviceAddressActor actor,
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void *opaque);
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virPCIDeviceListPtr virPCIDeviceGetIOMMUGroupList(virPCIDevicePtr dev);
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int virPCIDeviceAddressGetIOMMUGroupAddresses(virPCIDeviceAddressPtr devAddr,
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virPCIDeviceAddressPtr **iommuGroupDevices,
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size_t *nIommuGroupDevices);
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int virPCIDeviceAddressGetIOMMUGroupNum(virPCIDeviceAddressPtr addr);
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char *virPCIDeviceAddressGetIOMMUGroupDev(const virPCIDeviceAddress *devAddr);
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char *virPCIDeviceGetIOMMUGroupDev(virPCIDevicePtr dev);
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int virPCIDeviceIsAssignable(virPCIDevicePtr dev,
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int strict_acs_check);
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virPCIDeviceAddressPtr
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virPCIGetDeviceAddressFromSysfsLink(const char *device_link);
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int virPCIGetPhysicalFunction(const char *vf_sysfs_path,
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virPCIDeviceAddressPtr *pf);
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int virPCIGetVirtualFunctions(const char *sysfs_path,
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virPCIDeviceAddressPtr **virtual_functions,
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size_t *num_virtual_functions,
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unsigned int *max_virtual_functions);
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int virPCIIsVirtualFunction(const char *vf_sysfs_device_link);
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int virPCIGetVirtualFunctionIndex(const char *pf_sysfs_device_link,
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const char *vf_sysfs_device_link,
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int *vf_index);
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int virPCIDeviceAddressGetSysfsFile(virPCIDeviceAddressPtr addr,
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char **pci_sysfs_device_link);
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int virPCIGetNetName(const char *device_link_sysfs_path,
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size_t idx,
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char *physPortID,
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char **netname);
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int virPCIGetSysfsFile(char *virPCIDeviceName,
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char **pci_sysfs_device_link)
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G_GNUC_WARN_UNUSED_RESULT;
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bool virPCIDeviceAddressIsValid(virPCIDeviceAddressPtr addr,
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bool report);
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bool virPCIDeviceAddressIsEmpty(const virPCIDeviceAddress *addr);
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bool virPCIDeviceAddressEqual(const virPCIDeviceAddress *addr1,
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const virPCIDeviceAddress *addr2);
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void virPCIDeviceAddressCopy(virPCIDeviceAddressPtr dst,
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const virPCIDeviceAddress *src);
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char *virPCIDeviceAddressAsString(const virPCIDeviceAddress *addr)
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ATTRIBUTE_NONNULL(1);
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int virPCIDeviceAddressParse(char *address, virPCIDeviceAddressPtr bdf);
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bool virZPCIDeviceAddressIsValid(virZPCIDeviceAddressPtr zpci);
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bool virZPCIDeviceAddressIsEmpty(const virZPCIDeviceAddress *addr);
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int virPCIGetVirtualFunctionInfo(const char *vf_sysfs_device_path,
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int pfNetDevIdx,
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char **pfname,
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int *vf_index);
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int virPCIDeviceUnbind(virPCIDevicePtr dev);
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int virPCIDeviceRebind(virPCIDevicePtr dev);
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int virPCIDeviceGetDriverPathAndName(virPCIDevicePtr dev,
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char **path,
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char **name);
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int virPCIDeviceIsPCIExpress(virPCIDevicePtr dev);
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int virPCIDeviceHasPCIExpressLink(virPCIDevicePtr dev);
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int virPCIDeviceGetLinkCapSta(virPCIDevicePtr dev,
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int *ca_port,
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unsigned int *cap_speed,
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unsigned int *cap_width,
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unsigned int *sta_speed,
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unsigned int *sta_width);
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int virPCIGetHeaderType(virPCIDevicePtr dev, int *hdrType);
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void virPCIEDeviceInfoFree(virPCIEDeviceInfoPtr dev);
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ssize_t virPCIGetMdevTypes(const char *sysfspath,
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virMediatedDeviceType ***types);
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void virPCIDeviceAddressFree(virPCIDeviceAddressPtr address);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virPCIDevice, virPCIDeviceFree);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virPCIDeviceAddress, virPCIDeviceAddressFree);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virPCIEDeviceInfo, virPCIEDeviceInfoFree);
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