From: Bin Liu <b-liu-l0cyMroinI0@public.gmane.org>
To: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
Cc: Peter Ujfalusi <peter.ujfalusi-l0cyMroinI0@public.gmane.org>,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Linux OMAP List
<linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: usb: musb: regression since 4.9 on omap4-panda-es (caused by d8e5f0eca1e8)
Date: Fri, 7 Apr 2017 09:18:18 -0500 [thread overview]
Message-ID: <20170407141818.GA9286@uda0271908> (raw)
In-Reply-To: <20170407135252.GG13234-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
On Fri, Apr 07, 2017 at 06:52:53AM -0700, Tony Lindgren wrote:
> * Bin Liu <b-liu-l0cyMroinI0@public.gmane.org> [170406 12:09]:
> > On Wed, Apr 05, 2017 at 08:29:55AM -0700, Tony Lindgren wrote:
> > > If the the port is configured as OTG, we should not need to
> > > try to force any states during init. The change below will stop
> >
> > True, but the code has been there for a very long time, any idea what
> > causes the regression?
>
> I think it's just that with commit d8e5f0eca1e8 we now have phy enabled
> earlier and calling musb_host_setup() with phy enabled sends it into
> a loop of trying to force the host mode with nothing connected. This
> loops seems to end after few seconds if there are devices connected,
> but keeps going if there's nothing connected.
Fair enough. Thanks.
-Bin.
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
prev parent reply other threads:[~2017-04-07 14:18 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-04 7:09 usb: musb: regression since 4.9 on omap4-panda-es (caused by d8e5f0eca1e8) Peter Ujfalusi
[not found] ` <2bf73b02-6e59-627a-c370-552ed94e7795-l0cyMroinI0@public.gmane.org>
2017-04-04 12:27 ` Bin Liu
2017-04-04 14:03 ` Tony Lindgren
[not found] ` <20170404140341.GO10760-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-04-05 0:36 ` Tony Lindgren
[not found] ` <20170405003637.GB13234-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-04-05 7:13 ` Peter Ujfalusi
[not found] ` <dda7b6b0-b533-dfd6-1b12-b320bd69b623-l0cyMroinI0@public.gmane.org>
2017-04-05 7:29 ` Peter Ujfalusi
2017-04-05 13:46 ` Tony Lindgren
[not found] ` <20170405134655.GD13234-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-04-05 15:29 ` Tony Lindgren
[not found] ` <20170405152954.GF13234-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-04-06 17:04 ` Peter Ujfalusi
[not found] ` <a86b6582-468f-04c8-cb22-0770f1e91e67-l0cyMroinI0@public.gmane.org>
2017-04-07 14:00 ` Tony Lindgren
2017-04-06 19:07 ` Bin Liu
2017-04-07 13:52 ` Tony Lindgren
[not found] ` <20170407135252.GG13234-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2017-04-07 14:18 ` Bin Liu [this message]
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=20170407141818.GA9286@uda0271908 \
--to=b-liu-l0cymroini0@public.gmane.org \
--cc=linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=peter.ujfalusi-l0cyMroinI0@public.gmane.org \
--cc=tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox