From: Christian Hewitt <christianshewitt@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Kishon Vijay Abraham I <kishon@ti.com>,
Mathias Nyman <mathias.nyman@linux.intel.com>,
Chris Chiu <chris.chiu@canonical.com>,
linux-usb@vger.kernel.org,
"open list:ARM/Amlogic Meson..."
<linux-amlogic@lists.infradead.org>,
stable@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
Neil Armstrong <narmstrong@baylibre.com>
Subject: Re: Regression in 5.18.3 from "xhci: Set HCD flag to defer primary roothub registration"
Date: Sat, 11 Jun 2022 18:18:08 +0400 [thread overview]
Message-ID: <AF1EDC5C-7304-48F4-A981-CD8DDBFAB5EE@gmail.com> (raw)
In-Reply-To: <YqRFH2i3s/jL28ZG@kroah.com>
> On 11 Jun 2022, at 11:32 am, Greg Kroah-Hartman <gregkh@linuxfoundation.org> wrote:
>
> On Sat, Jun 11, 2022 at 10:49:23AM +0400, Christian Hewitt wrote:
>> Commit 6c64a664e1cff339ec698d803fa8cbb9af5d95ce “xhci: Set HCD flag to defer
>> primary roothub registration” added for Linux 5.18.3 caused a regression on
>> some Amlogic S912 devices (original user forum report with an Android TV box
>> and confirmed with a Khadas VIM2 board). I do not see issues with older S905
>> (WeTeK Play2) or newer S922X (Odroid N2+) devices running the same kernel.
>> There are no kernel splats or error messages but lsusb shows no output and
>> nothing works. Simple revert restores the previous good working behaviour.
>>
>> dmesg with commit http://ix.io/3ZTv
>> dmesg with revert http://ix.io/3ZTw
>>
>> I’m not a coder so will need to be fed instructions to assist with debugging
>> the issue further if you don't have access to an Amlogic S912 device. I can
>> share devices online for remote poking around if needed.
>
> Does 5.19-rc1 also have this problem?
No, and in the process of fixing up my normal patchset to test 5.19-rc1 I’ve
spotted some other USB patches picked from lists. Once dropped from 5.18.3 usb
works again. So my bad, sorry for the noise!
Christian
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prev parent reply other threads:[~2022-06-11 14:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-11 6:49 Regression in 5.18.3 from "xhci: Set HCD flag to defer primary roothub registration" Christian Hewitt
2022-06-11 7:32 ` Greg Kroah-Hartman
2022-06-11 14:18 ` Christian Hewitt [this message]
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