From: Daniel Mack <zonque@gmail.com>
To: Philipp Dreimann <philipp@dreimann.net>
Cc: Takashi Iwai <tiwai@suse.de>,
alsa-devel@alsa-project.org, Clemens Ladisch <clemens@ladisch.de>,
Joseph Salisbury <joseph.salisbury@canonical.com>
Subject: Re: Regression in sound/usb/
Date: Thu, 12 Jul 2012 01:41:45 +0200 [thread overview]
Message-ID: <4FFE0F39.8080500@gmail.com> (raw)
In-Reply-To: <4FFE07EF.6070900@gmail.com>
On 12.07.2012 01:10, Daniel Mack wrote:
> On 11.07.2012 09:30, Philipp Dreimann wrote:
>
>> The camera is now working for a short time:
>> [ 56.421399] usb 2-1.2: new high-speed USB device number 4 using ehci_hcd
>> [ 57.224234] uvcvideo: Found UVC 1.00 device <unnamed> (046d:0821)
>> [ 57.237221] input: UVC Camera (046d:0821) as
>> /devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.2/2-1.2:1.2/input/input15
>> Camera and microphone are working. Some time later we're back to the old issue:
>
> So I found the reason for this breakage now. It's about orphaned packets
> that are sent over the wire after alt setting 0 has been selected. The
> chipset doesn't like these at and bails out with protocol errors. Fixing
> this involves some rework of the logic. The patch is unfortunately a
> little big, but I see no option than getting it merged for 3.6.
I meant 3.5, of course.
> Everyone, please test - and sorry for the trouble caused.
To avoid confusion: this patch replaces the other one I sent.
Daniel
next prev parent reply other threads:[~2012-07-11 23:41 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CADYPuQ75GAxGyZgiUwygvnQMmDcL9+NMHNo432kg1RYC7vbfQA@mail.gmail.com>
2012-07-02 12:10 ` Regression in sound/usb/ Daniel Mack
[not found] ` <CADYPuQ5RFJAaFDpT+4XM-JDWzDO5czVAU3A++_HVHjhN=VBhvQ@mail.gmail.com>
2012-07-03 8:00 ` Takashi Iwai
[not found] ` <CADYPuQ4Uj8pq9nZOJemY9kZtSrG-WfG4s90b+a00_KteJXU_Sg@mail.gmail.com>
2012-07-03 8:27 ` Takashi Iwai
[not found] ` <CADYPuQ6DT4=NW2tzCLrKYnUHQ6p5qONZjY8PeKq-Z4HAk68tpw@mail.gmail.com>
2012-07-03 9:01 ` Takashi Iwai
2012-07-05 14:41 ` Takashi Iwai
[not found] ` <CADYPuQ7yWpnPSvoVQDV+EyJfC39MDxhP9r5Jiqk_Jh8g65Xd4g@mail.gmail.com>
2012-07-05 15:36 ` Takashi Iwai
2012-07-10 21:14 ` Daniel Mack
[not found] ` <CADYPuQ6XRSAxKvctCr3FrJ71smk-xOEMF_5VAv-6F5gdM7dwuQ@mail.gmail.com>
2012-07-11 8:31 ` Daniel Mack
[not found] ` <4FFD9B29.1020403@canonical.com>
2012-07-11 15:28 ` Daniel Mack
2012-07-11 23:10 ` Daniel Mack
2012-07-11 23:41 ` Daniel Mack [this message]
[not found] ` <CADYPuQ5sE28JRXLaBUYzjqvuJyWY9cWUCM4mYFByYQUXppDOQA@mail.gmail.com>
2012-07-12 13:20 ` Daniel Mack
2012-07-05 15:57 ` Daniel Mack
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