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c952d9cc1e
Mediated devices support arbitrary vendor-specific attributes that can be attached to a mediated device. These attributes are ordered, and are written to sysfs in order after a device is created. This patch adds support for these attributes to the mdev data types and XML schema. Signed-off-by: Jonathon Jongsma <jjongsma@redhat.com> Reviewed-by: Erik Skultety <eskultet@redhat.com> Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
154 lines
4.6 KiB
C
154 lines
4.6 KiB
C
/*
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* virmdev.h: helper APIs for managing host mediated devices
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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 "virobject.h"
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#include "virenum.h"
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typedef enum {
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VIR_MDEV_MODEL_TYPE_VFIO_PCI = 0,
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VIR_MDEV_MODEL_TYPE_VFIO_CCW = 1,
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VIR_MDEV_MODEL_TYPE_VFIO_AP = 2,
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VIR_MDEV_MODEL_TYPE_LAST
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} virMediatedDeviceModelType;
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VIR_ENUM_DECL(virMediatedDeviceModel);
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typedef struct _virMediatedDevice virMediatedDevice;
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typedef virMediatedDevice *virMediatedDevicePtr;
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typedef struct _virMediatedDeviceList virMediatedDeviceList;
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typedef virMediatedDeviceList *virMediatedDeviceListPtr;
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typedef struct _virMediatedDeviceAttr virMediatedDeviceAttr;
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typedef virMediatedDeviceAttr *virMediatedDeviceAttrPtr;
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struct _virMediatedDeviceAttr {
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char *name;
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char *value;
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};
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virMediatedDeviceAttrPtr virMediatedDeviceAttrNew(void);
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void virMediatedDeviceAttrFree(virMediatedDeviceAttrPtr attr);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virMediatedDeviceAttr, virMediatedDeviceAttrFree);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virMediatedDeviceList, virObjectUnref);
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typedef struct _virMediatedDeviceType virMediatedDeviceType;
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typedef virMediatedDeviceType *virMediatedDeviceTypePtr;
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struct _virMediatedDeviceType {
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char *id;
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char *name;
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char *device_api;
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unsigned int available_instances;
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};
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typedef int (*virMediatedDeviceCallback)(virMediatedDevicePtr dev,
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const char *path, void *opaque);
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virMediatedDevicePtr
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virMediatedDeviceNew(const char *uuidstr, virMediatedDeviceModelType model);
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virMediatedDevicePtr
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virMediatedDeviceCopy(virMediatedDevicePtr dev);
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void
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virMediatedDeviceFree(virMediatedDevicePtr dev);
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const char *
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virMediatedDeviceGetPath(virMediatedDevicePtr dev);
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void
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virMediatedDeviceGetUsedBy(virMediatedDevicePtr dev,
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const char **drvname, const char **domname);
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int
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virMediatedDeviceSetUsedBy(virMediatedDevicePtr dev,
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const char *drvname,
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const char *domname);
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char *
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virMediatedDeviceGetIOMMUGroupDev(const char *uuidstr);
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int
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virMediatedDeviceGetIOMMUGroupNum(const char *uuidstr);
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char *
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virMediatedDeviceGetSysfsPath(const char *uuidstr);
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bool
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virMediatedDeviceIsUsed(virMediatedDevicePtr dev,
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virMediatedDeviceListPtr list);
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bool
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virMediatedDeviceIsUsed(virMediatedDevicePtr dev,
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virMediatedDeviceListPtr list);
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virMediatedDeviceListPtr
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virMediatedDeviceListNew(void);
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int
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virMediatedDeviceListAdd(virMediatedDeviceListPtr list,
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virMediatedDevicePtr *dev);
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virMediatedDevicePtr
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virMediatedDeviceListGet(virMediatedDeviceListPtr list,
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ssize_t idx);
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size_t
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virMediatedDeviceListCount(virMediatedDeviceListPtr list);
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virMediatedDevicePtr
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virMediatedDeviceListSteal(virMediatedDeviceListPtr list,
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virMediatedDevicePtr dev);
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virMediatedDevicePtr
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virMediatedDeviceListStealIndex(virMediatedDeviceListPtr list,
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ssize_t idx);
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void
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virMediatedDeviceListDel(virMediatedDeviceListPtr list,
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virMediatedDevicePtr dev);
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virMediatedDevicePtr
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virMediatedDeviceListFind(virMediatedDeviceListPtr list,
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virMediatedDevicePtr dev);
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int
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virMediatedDeviceListFindIndex(virMediatedDeviceListPtr list,
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virMediatedDevicePtr dev);
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int
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virMediatedDeviceListMarkDevices(virMediatedDeviceListPtr dst,
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virMediatedDeviceListPtr src,
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const char *drvname,
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const char *domname);
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void
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virMediatedDeviceTypeFree(virMediatedDeviceTypePtr type);
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int
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virMediatedDeviceTypeReadAttrs(const char *sysfspath,
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virMediatedDeviceTypePtr *type);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virMediatedDevice, virMediatedDeviceFree);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virMediatedDeviceType, virMediatedDeviceTypeFree);
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