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3545cbef7f
This should serve as a replacement for the existing udevFillMdevType which is responsible for fetching the device type's attributes from the sysfs interface. The problem with the existing solution is that it's tied to the udev backend. Signed-off-by: Erik Skultety <eskultet@redhat.com>
138 lines
4.0 KiB
C
138 lines
4.0 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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#ifndef __VIR_MDEV_H__
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# define __VIR_MDEV_H__
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# include "internal.h"
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# include "virobject.h"
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# include "virutil.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_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 _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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#endif /* __VIR_MDEV_H__ */
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