linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Geoff Levand <geoffrey.levand@am.sony.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: linuxppc-dev@ozlabs.org, USB list <linux-usb@vger.kernel.org>,
	abhishekkumar <abhishekkumar@tataelxsi.co.in>,
	bugme-daemon@bugzilla.kernel.org
Subject: Re: [Bugme-new] [Bug 13304] New: ehci_hcd module causing problems in using usb head phone
Date: Fri, 26 Jun 2009 15:05:10 -0700	[thread overview]
Message-ID: <4A454616.7040501@am.sony.com> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0906261638370.4155-100000@iolanthe.rowland.org>

On 06/26/2009 01:42 PM, Alan Stern wrote:
> On Fri, 26 Jun 2009, Geoff Levand wrote:
> 
>> There is a known but yet unfixed bug for the PS3's EHCI Async Periodic
>> (typically audio recording) device handling.  There are a few related
>> hardware errata that I have not yet implemented driver fixes for that
>> I think are causing it.  
>> 
>> I guess it is the same problem as reported by Abhishek since Andrew's
>> dmesg (http://www.osl.iu.edu/~afriedle/dmesg.txt) shows similar 
>> results.
> 
> Yes, it definitely looks the same.
> 
>> More info is here:
>> 
>>   http://ozlabs.org/pipermail/cbe-oss-dev/2009-February/006365.html
>> 
>> I have bought a ART Tube USB device but have not had time to fix
>> this bug.  It is on my todo list.  Please feel free to make an
>> attempt.
> 
> Where is the information about the hardware errata you mentioned?

Sorry, I should have mentioned it.  Unfortunately, that info is not
in the public as far as I know.  I think only someone with access
to those will be able to work on this fix.

-Geoff

  reply	other threads:[~2009-06-26 22:05 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <4A44CB89.8040802@tataelxsi.co.in>
2009-06-26 15:54 ` [Bugme-new] [Bug 13304] New: ehci_hcd module causing problems in using usb head phone Alan Stern
2009-06-26 17:14   ` Geoff Levand
2009-06-26 20:42     ` Alan Stern
2009-06-26 22:05       ` Geoff Levand [this message]
2009-06-27  1:33         ` Alan Stern
2009-06-29 16:07           ` Geoff Levand

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4A454616.7040501@am.sony.com \
    --to=geoffrey.levand@am.sony.com \
    --cc=abhishekkumar@tataelxsi.co.in \
    --cc=bugme-daemon@bugzilla.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=linuxppc-dev@ozlabs.org \
    --cc=stern@rowland.harvard.edu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).