From: Gerd Hoffmann <kraxel@redhat.com>
To: Juergen Gross <jgross@suse.com>
Cc: xen-devel@lists.xensource.com, stefano.stabellini@eu.citrix.com
Subject: Re: [Patch RFC 1/4] usb: support device specification via <bus>-<port>
Date: Fri, 17 Jul 2015 10:28:33 +0200 [thread overview]
Message-ID: <1437121713.3689.16.camel@redhat.com> (raw)
In-Reply-To: <55A8AF9D.6050202@suse.com>
On Fr, 2015-07-17 at 09:32 +0200, Juergen Gross wrote:
> On 07/17/2015 08:59 AM, Gerd Hoffmann wrote:
> > On Do, 2015-07-16 at 17:47 +0200, Juergen Gross wrote:
> >> Today a host usb device can be specified either via <vendor>:<product>
> >> or via <bus>.<device> syntax. Add the possibility to specify it via
> >> <bus>-<port> as this is needed for the support of xen pvusb backend.
> >
> > -device usb-host,hostbus=<bus>,hostport=<port> should already do what
> > you want.
>
> The problem is I have to add the device while qemu is already running,
> so I'm using usb_host_device_open(). To be able to specify the device
> via <bus>-<port> I have to add the capability to find the device by
> those parameters.
>
> I haven't found another way to achieve this.
device_add monitor command.
cheers,
Gerd
next prev parent reply other threads:[~2015-07-17 8:28 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-16 15:47 [Patch RFC 0/4] usb, xen: add pvUSB backend Juergen Gross
2015-07-16 15:47 ` [Patch RFC 1/4] usb: support device specification via <bus>-<port> Juergen Gross
2015-07-17 6:59 ` Gerd Hoffmann
2015-07-17 7:32 ` Juergen Gross
2015-07-17 8:28 ` Gerd Hoffmann [this message]
2015-07-17 10:06 ` Juergen Gross
2015-07-17 10:23 ` Gerd Hoffmann
2015-07-17 10:25 ` Juergen Gross
2015-07-16 15:47 ` [Patch RFC 2/4] usb: add flag to USBPacket to request complete callback after isoc transfer Juergen Gross
2015-07-17 8:12 ` Gerd Hoffmann
2015-07-17 8:44 ` Juergen Gross
2015-07-17 9:23 ` Gerd Hoffmann
2015-07-17 10:14 ` Juergen Gross
2015-07-16 15:47 ` [Patch RFC 3/4] xen: introduce dummy system device Juergen Gross
2015-07-16 15:47 ` [Patch RFC 4/4] xen: add pvUSB backend Juergen Gross
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