From: Antti Palosaari <crope@iki.fi>
To: Marx <acc.for.news@gmail.com>
Cc: linux-media@vger.kernel.org
Subject: Re: ITE9135 on AMD SB700 - ehci_hcd bug
Date: Sun, 16 Sep 2012 17:23:41 +0300 [thread overview]
Message-ID: <5055E0ED.8030808@iki.fi> (raw)
In-Reply-To: <ksm5i9-2t1.ln1@wuwek.kopernik.gliwice.pl>
On 09/12/2012 09:32 AM, Marx wrote:
> Hello
> I'm trying to use dual DVB-T tuner based on ITE9135 tuner. I use Debian
> kernel 3.5-trunk-686-pae. My motherboard is AsRock E350M1 (no USB3 ports).
> Tuner is detected ok, see log at the end of post.
>
> When I try to scan channels, bug happens:
> Sep 11 17:16:31 wuwek kernel: [ 209.291329] ehci_hcd 0000:00:13.2:
> force halt; handshake f821a024 00004000 00000000 -> -110
> Sep 11 17:16:31 wuwek kernel: [ 209.291401] ehci_hcd 0000:00:13.2: HC
> died; cleaning up
> Sep 11 17:16:31 wuwek kernel: [ 209.291606] usb 2-3: USB disconnect,
> device number 2
> Sep 11 17:16:41 wuwek kernel: [ 219.312848] dvb-usb: error while
> stopping stream.
> Sep 11 17:16:41 wuwek kernel: [ 219.320585] dvb-usb: ITE 9135(9006)
> Generic successfully deinitialized and disconnected.
>
> After trying many ways I've read about problems with ehci on SB700 based
> boards and switched off ehci via command
> sh -c 'echo -n "0000:00:13.2" > unbind'
> and now ehci bug doesn't happen. Of course I can see only one tuner and
> in slower USB mode (see log at the end). But now I can scan succesfully
> without any errors.
>
> Of course it isn't acceptable fix for my problem. Drivers for ITE9135
> seems ok, but there is a problem with ehci_hcd on my motherboard.
> I would like to know what can I do to fix my problem.
I am quite sure dvb_usb_v2 fixes that. Test latest tree.
Antti
--
http://palosaari.fi/
next prev parent reply other threads:[~2012-09-16 14:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-12 6:32 ITE9135 on AMD SB700 - ehci_hcd bug Marx
2012-09-13 21:01 ` Malcolm Priestley
2012-09-16 14:23 ` Antti Palosaari [this message]
2012-09-23 16:22 ` Antti Palosaari
2012-10-03 10:55 ` Marx
2012-10-03 12:16 ` Antti Palosaari
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=5055E0ED.8030808@iki.fi \
--to=crope@iki.fi \
--cc=acc.for.news@gmail.com \
--cc=linux-media@vger.kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.