hello, and sorry for this delay answer. Suspend / Resume does not work. detach / attach works for usb controller, but not for the sound card
Regards, Nicolas Prochazka 2015-12-08 18:20 GMT+01:00 nicolas prochazka <prochazka.nico...@gmail.com>: > Hello, > Host : linux 4.1 / qemu 2.4 > Guest windows 8 > usb passthrough with libvirt xml declaration : > > <hostdev mode='subsystem' type='pci' managed='yes'> > <driver name='vfio'/> > <source> > <address domain='0x0000' bus='0x00' slot='0x1b' function='0x0'/> > </source> > <alias name='hostdev0'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x05' > function='0x0'/> > </hostdev> > <hostdev mode='subsystem' type='pci' managed='yes'> > <driver name='vfio'/> > <source> > <address domain='0x0000' bus='0x00' slot='0x1d' function='0x0'/> > </source> > <alias name='hostdev1'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x06' > function='0x0'/> > </hostdev> > <hostdev mode='subsystem' type='pci' managed='yes'> > <driver name='vfio'/> > <source> > <address domain='0x0000' bus='0x00' slot='0x14' function='0x0'/> > </source> > <alias name='hostdev2'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x07' > function='0x0'/> > </hostdev> > > > when i do on host, > echo mem > /sys/power/state > and then i press power button, host and vm running as normal, except the > usb devices are still power off. > > Any suggestion ? > Regards, > Nicolas Prochazka > > > > > > >
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