Re: [Qemu-devel] [PATCH] usb-redir: Allow to attach USB 2.0 devices to 1.1 host controller

[Anthony Liguori]

Hans de Goede <address@hidden> writes:

> Hi,
>
> On 09/17/2012 11:18 AM, Jan Kiszka wrote:
>> On 2012-09-17 11:08, Hans de Goede wrote:
>
> <snip>
>
>>> Although not pretty I'm ok with this, since I actually want to add
>>> similar code to allow usb-3 (superspeed) devices like a usb-3 usb-stick
>>> to work with ehci or uhci controllers :)
>>
>> Great, that would have been my next question, but I don't have hardware
>> for that around yet.
>
> I do have hardware for that around, so once you've respun your patch to
> address the issues discussed, then that will give me a nice basis to
> add usb-3 usb-stick to ehci-controller redirection :)
>
>> BTW, I'm facing several incompatibilities with passed-through CDC/ACM
>> devices (e.g. a Galaxy S2), independent of my patch. Both host-linux and
>> redir doesn't allow to use them properly but show different symptoms.
>> Need to analyze and report once time permits.
>
> Hmm, there is (was) one know issues with these devices, which has been fixed
> in usbredir, so first of all make sure that the usbredir on your spice-client
> / usbredirserver, has this patch:
> http://cgit.freedesktop.org/spice/usbredir/commit/?id=7783d3db61083bbf7f61b1ea8608c666b4c6a1dd
>
> If that does not work, add the debug parameter to the usb-redir device, set it
> to 4, collect logs of trying to redirect the device and send me the logs
> please, ie:
> -device usb-redir,chardev=usbredirchardev1,id=usbredirdev1,debug=4
>
> Also be aware that usb-redir relies on chardev flowcontrol working,
> which it does not upstream! See for example here for the chardev flow
> control patch set which RHEL / Fedora carry:
> http://cgit.freedesktop.org/~jwrdegoede/qemu/log/?h=qemu-kvm-1.2-usbredir&ofs=50

Those patches are garbage.

Are you saying that usb-redir doesn't work in qemu.git?  So why are we
even carrying it?

Regards,

Anthony Liguori

>
> And then the first 13 patches after: "Merge tag 'v1.2.0'"
>
> Oh, and also, if you're running qemu git master, make sure you've:
> http://cgit.freedesktop.org/~jwrdegoede/qemu/commit/?id=81e34f5973d8d6a1ef998a50c4a4bf66abb3b56b
>
> Regards,
>
> Hans