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From: Felipe Balbi <balbi@kernel.org>
To: Ferry Toth <fntoth@gmail.com>,
	Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
	Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	Jack Pham <jackp@codeaurora.org>
Subject: Re: BUG with linux 5.9.0 with dwc3 in gadget mode
Date: Wed, 28 Oct 2020 11:18:02 +0200
Message-ID: <871rhin1yt.fsf@kernel.org> (raw)
In-Reply-To: <30ab00e4-53ae-fd9e-1689-c94078a31625@gmail.com>


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Hi,

Ferry Toth <fntoth@gmail.com> writes:
> Op 27-10-2020 om 22:16 schreef Andy Shevchenko:
>> On Tue, Oct 27, 2020 at 10:13 PM Ferry Toth <fntoth@gmail.com> wrote:
>>> Op 22-10-2020 om 15:43 schreef Andy Shevchenko:
>>>> On Thu, Oct 22, 2020 at 4:21 PM Thinh Nguyen <Thinh.Nguyen@synopsys.com> wrote:
>>>>> Ferry Toth wrote:
>> ...
>>
>>>>> There are some fixes to dwc3 in kernel mainline. Is it possible to test
>>>>> this against linux-next?
>>>> I think the best is to wait for v5.10-rc1 and retest.
>> Can you give a try of v5.10-rc1?
>
> Yes, I just tried:
>
> I booted in host mode, then flip the switch. Gadget come up, go down 
> once, then come up again and stay up.

please collect trace events. It's important to figure out why it's going
down, even if only once. Make sure to collect trace *and* dmesg so we
can correlate trace with the reenumeration that should show up in dmesg.

thanks

-- 
balbi

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  reply index

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-16 20:21 Ferry Toth
2020-10-19  5:45 ` Felipe Balbi
2020-10-19  7:14   ` Ferry Toth
2020-10-19 18:49     ` Ferry Toth
2020-10-20 12:35       ` Felipe Balbi
2020-10-20 21:01         ` Ferry Toth
2020-10-19  7:18   ` Ferry Toth
2020-10-20 12:32     ` Felipe Balbi
2020-10-20 19:46       ` Ferry Toth
2020-10-20 20:37       ` Ferry Toth
2020-10-20 22:10         ` Thinh Nguyen
2020-10-20 22:58           ` Thinh Nguyen
2020-10-21  1:47             ` Jack Pham
2020-10-21  1:56               ` Thinh Nguyen
2020-10-21 20:01                 ` Ferry Toth
2020-10-22  9:23               ` Andy Shevchenko
2020-10-21 19:45             ` Ferry Toth
2020-10-21 19:50               ` Thinh Nguyen
2020-10-21 20:42                 ` Ferry Toth
2020-10-21 23:32                   ` Thinh Nguyen
2020-10-22 13:43                     ` Andy Shevchenko
2020-10-27 20:13                       ` Ferry Toth
2020-10-27 21:06                         ` Jack Pham
2020-10-27 22:07                           ` Ferry Toth
2020-10-27 21:16                         ` Andy Shevchenko
2020-10-27 21:54                           ` Ferry Toth
2020-10-28  9:18                             ` Felipe Balbi [this message]
2020-11-05 21:29                               ` Ferry Toth
2020-11-06  6:38                                 ` Felipe Balbi
2020-11-06  8:14                                   ` Ferry Toth
     [not found]                                   ` <326aa23e-fabd-f3d6-4778-d036858413a2@gmail.com>
2020-11-06 14:15                                     ` Felipe Balbi
     [not found]                                       ` <e21a5a77-9017-4cbe-a228-85357d660da5@gmail.com>
2020-11-07  8:01                                         ` Felipe Balbi
2020-11-07 13:37                                           ` Ferry Toth
2020-11-09  7:00                                             ` Felipe Balbi
2020-10-27 21:19                         ` Andy Shevchenko
2020-10-19 19:46   ` Andy Shevchenko
2020-10-19 20:46     ` Ferry Toth
2020-10-20 13:27     ` Andy Shevchenko

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