Re: [regression] Bug 216946 - Toshiba satellite click mini l9w-b: touchscreen: no touch events with kernel 6.1.4

From: Hans de Goede
Date: Thu Apr 20 2023 - 07:22:04 EST


Hi,

On 4/19/23 18:40, Hans de Goede wrote:
> Hi Gé,
>
> On 4/19/23 18:21, Gé Koerkamp wrote:
>> Hi Thorsten,
>>
>> travelling at the moment, but I’ll try. Not really into bisecting kernel issues, but let’s see where this goes. Another issue is, that I don’t have a Toshiba Mini Click myself, so I need to build the test Volumio images (volumio.org) with the different 5.16-rc kernel patch versions for a colleague to work with, hopefully he has time to do this.
>
> I have just dug my own Toshiba Mini Click up from the bottom of the storage box it was in.
>
> It is currently charging since the battery was fully flat.
>
> So I suggest you give me a couple of days to take a look before you go to all this trouble.

I have posted a patch fixing this upstream now:

https://lore.kernel.org/linux-acpi/20230420110220.23168-1-hdegoede@xxxxxxxxxx/T/#u

Regards,

Hans


>>> On 17 Apr 2023, at 13:55, Linux regression tracking (Thorsten Leemhuis) <regressions@xxxxxxxxxxxxx> wrote:
>>>
>>> 
>>>
>>>> On 01.03.23 12:41, Hans de Goede wrote:
>>>>> On 2/28/23 14:26, Benjamin Tissoires wrote:
>>>>> On Tue, Feb 28, 2023 at 12:32 PM Thorsten Leemhuis
>>>>> <regressions@xxxxxxxxxxxxx> wrote:
>>>>>>
>>>>>> On 19.01.23 16:06, Linux kernel regression tracking (Thorsten Leemhuis)
>>>>>> wrote:
>>>>>>> Hi, this is your Linux kernel regression tracker.
>>>>>>>
>>>>>>> I noticed a regression report in bugzilla.kernel.org. As many (most?)
>>>>>>> kernel developer don't keep an eye on it, I decided to forward it by
>>>>>>> mail. Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=216946 :
>>>>>>
>>>>>> The reporter recently confirmed in the ticket that the issue still
>>>>>> happens with 6.2.
>>>>>>
>>>>>> There wasn't any reply from any of the input developers here or in
>>>>>> bugzilla afaics. :-/ Hmmm. Could someone from that camp maybe please
>>>>>> take a minute and at least briefly look into this as answer something
>>>>>> like "that might be due to a problem in subsystem 'foo'", "maybe ask bar
>>>>>> for an option", or "we have no idea what might cause this, this needs to
>>>>>> be bisected"? That would help a lot.
>>>>>
>>>>> The working dmesg shows a line with:
>>>>> hid-generic 0018:0457:10FB.0002: input,hidraw1: I2C HID v1.00 Device
>>>>> [SIS0817:00 0457:10FB] on i2c-SIS0817:00
>>>>> and then
>>>>> hid-multitouch 0018:0457:10FB.0002: input,hidraw1: I2C HID v1.00
>>>>> Device [SIS0817:00 0457:10FB] on i2c-SIS0817:00
>>>>>
>>>>> But these 2 lines do not appear on the 6.1.4 logs.
>>>>>
>>>>> So the device is not properly enumerated by ACPI or I2C. Hans might
>>>>> have an idea on how to debug/solve that issue.
>>>>
>>>> I actually have a Toshiba satellite click mini l9w-b lying around
>>>> myself. I already made a note to try and reproduce this
>>>>
>>>> But I'm very much swamped with too much kernel work, so no promises
>>>> when I will get around to this ...
>>>
>>> Has anyone made any progress with this? Doesn't look like it, hence I
>>> wondered if this fall through the cracks; but maybe I'm just missing
>>> something.
>>>
>>> Gé Koerkamp: with a bit of luck Hans sooner or later will have time to
>>> look into this, but it might speed things up if you could try to bisect
>>> this.
>>>
>>> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
>>> --
>>> Everything you wanna know about Linux kernel regression tracking:
>>> https://linux-regtracking.leemhuis.info/about/#tldr
>>> If I did something stupid, please tell me, as explained on that page.
>>>
>>> #regzbot poke
>>>
>>>>>> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
>>>>>> --
>>>>>> Everything you wanna know about Linux kernel regression tracking:
>>>>>> https://linux-regtracking.leemhuis.info/about/#tldr
>>>>>> If I did something stupid, please tell me, as explained on that page.
>>>>>>
>>>>>> #regzbot poke
>>>>>>>> Gé Koerkamp 2023-01-17 20:21:51 UTC
>>>>>>>>
>>>>>>>> Created attachment 303619 [details]
>>>>>>>> Kernel configuration for v6.1.4/ journalctl (dmesg)/ ACPIdump/lsmod
>>>>>>>>
>>>>>>>> Overview:
>>>>>>>> The touchscreen does not react on touch events.
>>>>>>>> Touchscreen display and touchpad are working.
>>>>>>>>
>>>>>>>> Step to reproduce:
>>>>>>>> Open any UI page
>>>>>>>> Try to use touch on relevant UI controls (buttons etc.)
>>>>>>>>
>>>>>>>> Result:
>>>>>>>> No reaction on screen touches
>>>>>>>>
>>>>>>>> Expected result:
>>>>>>>> Reaction on touched control, same as when using the touch pad or connected mouse (which do work).
>>>>>>>>
>>>>>>>> Build information:
>>>>>>>> The error happens with kernel version 6.1.4
>>>>>>>> After rebuilding with different kernel versions, it appears that it first fails with kernel 5.16
>>>>>>>>
>>>>>>>> Additional builds:
>>>>>>>> The click mini l9w-b still works with kernel 5.10.y LTS and 5.15.y LTS.
>>>>>>>>
>>>>>>>> Important remark:
>>>>>>>> Touchscreen still works fine with kernel 6.1.4 using
>>>>>>>> - an HP x2 detachable 10-p0xx or
>>>>>>>> - a Lenovo yoga 520-14ikb
>>>>>>>>
>>>>>>>> So it could be a hardware dependent issue
>>>>>>>
>>>>>>> See the ticket for more details.
>>>>>>>
>>>>>>>
>>>>>>> [TLDR for the rest of this mail: I'm adding this report to the list of
>>>>>>> tracked Linux kernel regressions; the text you find below is based on a
>>>>>>> few templates paragraphs you might have encountered already in similar
>>>>>>> form.]
>>>>>>>
>>>>>>> BTW, let me use this mail to also add the report to the list of tracked
>>>>>>> regressions to ensure it's doesn't fall through the cracks:
>>>>>>>
>>>>>>> #regzbot introduced: v5.15..v5.16
>>>>>>> https://bugzilla.kernel.org/show_bug.cgi?id=216946
>>>>>>> #regzbot title: hid: touchscreen broken with Toshiba satellite click
>>>>>>> mini l9w-b
>>>>>>> #regzbot ignore-activity
>>>>>>>
>>>>>>> This isn't a regression? This issue or a fix for it are already
>>>>>>> discussed somewhere else? It was fixed already? You want to clarify when
>>>>>>> the regression started to happen? Or point out I got the title or
>>>>>>> something else totally wrong? Then just reply and tell me -- ideally
>>>>>>> while also telling regzbot about it, as explained by the page listed in
>>>>>>> the footer of this mail.
>>>>>>>
>>>>>>> Developers: When fixing the issue, remember to add 'Link:' tags pointing
>>>>>>> to the report (e.g. the buzgzilla ticket and maybe this mail as well, if
>>>>>>> this thread sees some discussion). See page linked in footer for details.
>>>>>>>
>>>>>>> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
>>>>>>> --
>>>>>>> Everything you wanna know about Linux kernel regression tracking:
>>>>>>> https://linux-regtracking.leemhuis.info/about/#tldr
>>>>>>> If I did something stupid, please tell me, as explained on that page.
>>>>>>
>>>>>
>>>>
>>>>
>>>>
>>
>