From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Fabio Baltieri <fabio.baltieri@linaro.org>
Cc: Dave Jones <davej@redhat.com>,
Greg KH <gregkh@linuxfoundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
tianyu.lan@intel.com,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
linux-acpi@vger.kernel.org
Subject: Re: [GIT PATCH] USB patches for 3.9-rc1
Date: Sat, 23 Feb 2013 02:00:34 +0100 [thread overview]
Message-ID: <1705229.vSbifsr2b3@vostro.rjw.lan> (raw)
In-Reply-To: <20130222215158.GA4723@balto.lan>
On Friday, February 22, 2013 10:51:58 PM Fabio Baltieri wrote:
> On Fri, Feb 22, 2013 at 03:59:54AM -0500, Dave Jones wrote:
> > On Thu, Feb 21, 2013 at 10:40:10AM -0800, Greg KH wrote:
> >
> > > USB patches for 3.9-rc1
> > >
> > > Here's the big USB merge for 3.9-rc1
> > >
> > > Nothing major, lots of gadget fixes, and of course, xhci stuff.
> >
> > I get no USB devices recognised when I insert them any more, which
> > I think is pretty major. I suspect it has something to do with this ?
> >
> > > Lan Tianyu (12):
> > > usb: add runtime pm support for usb port device
> > > usb: add usb port auto power off mechanism
> >
> > It looks like every port on my laptop is powered down, as I can't
> > even charge devices with it.
>
> Hi Dave,
>
> I have the same problem (and almost the same laptop, Thinkpad T430
> here), all external USB ports without power - even the always-on one
> :-).
>
> The bug seems to be ACPI related, I bisected it down to this patch:
>
> f95988d ACPI / scan: Treat power resources in a special way
>
> In the dmesg I have some error like these:
>
> ACPI: Power Resource [PUBS] (on)
> ...
> pci 0000:00:14.0: System wakeup disabled by ACPI
>
> for the USB controllers in the broken kernel, there are some in your
> dmesg too. I'll try to come up with a fix for current mainline, but all
> the acpi stuff is quite obscure to me and the patch does not revert
> cleanly, maybe Rafael (in CC) has some idea!
May I see the bisection log, BTW?
Rafael
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
prev parent reply other threads:[~2013-02-23 0:53 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20130222085954.GA4352@redhat.com>
2013-02-22 21:51 ` [GIT PATCH] USB patches for 3.9-rc1 Fabio Baltieri
2013-02-22 22:23 ` Dave Jones
2013-02-23 0:10 ` Fabio Baltieri
2013-02-23 0:35 ` Rafael J. Wysocki
2013-02-23 1:44 ` Fabio Baltieri
2013-02-23 4:33 ` Rafael J. Wysocki
2013-02-23 11:49 ` Fabio Baltieri
2013-02-23 14:18 ` [PATCH] ACPI / PM: Take unusual configurations of power resources into account (was: Re: [GIT PATCH] USB patches for 3.9-rc1) Rafael J. Wysocki
2013-02-23 14:48 ` Fabio Baltieri
2013-02-23 22:29 ` Rafael J. Wysocki
2013-02-23 0:20 ` [GIT PATCH] USB patches for 3.9-rc1 Rafael J. Wysocki
2013-02-23 0:19 ` Rafael J. Wysocki
2013-02-23 0:30 ` Linus Torvalds
2013-02-23 0:48 ` Rafael J. Wysocki
2013-02-23 1:10 ` Linus Torvalds
2013-02-23 2:01 ` Rafael J. Wysocki
2013-02-23 1:00 ` Rafael J. Wysocki [this message]
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