From: Gerd Hoffmann <kraxel@redhat.com>
To: Benjamin Herrenschmidt <benh@au1.ibm.com>
Cc: Hans de Goede <hdegoede@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
li zhang <zhlcindy@gmail.com>,
qemu-devel@nongnu.org, zhlcindy@linux.vnet.ibm.com
Subject: Re: [Qemu-devel] [qemu-devel][RFC] Enable usb with default options
Date: Thu, 07 Jun 2012 10:54:17 +0200 [thread overview]
Message-ID: <4FD06C39.3020701@redhat.com> (raw)
In-Reply-To: <1339058438.24838.15.camel@pasglop>
Hi,
> Would it be possible to "whitelist" the QEMU emulated HID devices
> in the kernel to enable dynamic PM for them (at least when they sit
> alone on the bus) ? Or is our emulation busted too ?
The emulation was fixed a while ago (IIRC 0.14+ works correctly).
upstream udev got rules to enable pm for (fixed) qemu hid devices. So
with recent linux guests this shouldn't be an issue any more. Older
linux distros and windows guests do still suffer without manual
invention though.
cheers,
Gerd
next prev parent reply other threads:[~2012-06-07 8:54 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-05 9:48 [Qemu-devel] [qemu-devel][RFC] Enable usb with default options li zhang
2012-06-06 2:52 ` li zhang
2012-06-06 3:31 ` Benjamin Herrenschmidt
2012-06-06 5:42 ` Anthony Liguori
2012-06-06 6:03 ` li zhang
2012-06-06 21:13 ` Benjamin Herrenschmidt
2012-06-07 1:15 ` Anthony Liguori
2012-06-07 3:00 ` Benjamin Herrenschmidt
2012-06-07 3:03 ` Anthony Liguori
2012-06-07 4:52 ` li zhang
2012-06-07 4:39 ` li zhang
2012-06-07 4:43 ` Anthony Liguori
2012-06-07 4:53 ` li zhang
2012-06-07 8:07 ` Markus Armbruster
2012-06-07 9:19 ` Anthony Liguori
2012-06-07 10:05 ` Markus Armbruster
2012-06-07 11:51 ` Anthony Liguori
2012-06-12 8:06 ` Markus Armbruster
2012-06-07 8:32 ` Hans de Goede
2012-06-07 8:40 ` Benjamin Herrenschmidt
2012-06-07 8:49 ` Paolo Bonzini
2012-06-07 8:52 ` Hans de Goede
2012-06-07 9:05 ` Gerd Hoffmann
2012-06-07 9:17 ` Benjamin Herrenschmidt
2012-06-07 9:29 ` Li Zhang
2012-06-07 9:16 ` Benjamin Herrenschmidt
2012-06-07 9:50 ` Hans de Goede
2012-06-07 11:19 ` Benjamin Herrenschmidt
2012-06-07 11:35 ` Gerd Hoffmann
2012-06-07 8:54 ` Gerd Hoffmann [this message]
2012-06-06 22:14 ` Andreas Färber
-- strict thread matches above, loose matches on Subject: below --
2012-06-05 7:19 Li Zhang
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