Re: Intel TGL notebook no longer enters power states deeper than PC2 (fwd from bugzilla) #forregzbot

From: Thorsten Leemhuis <regressions@leemhuis.info>
To: "regressions@lists.linux.dev" <regressions@lists.linux.dev>
Subject: Re: Intel TGL notebook no longer enters power states deeper than PC2 (fwd from bugzilla) #forregzbot
Date: Tue, 8 Feb 2022 14:28:18 +0100	[thread overview]
Message-ID: <08b18de5-c1b8-0205-8cc2-a09f45ecd0e6@leemhuis.info> (raw)
In-Reply-To: <352ecb6c-7bd8-069c-498b-66b0d236dc89@leemhuis.info>

#regzbot monitor:
https://lore.kernel.org/all/20220201165006.3074615-1-kbusch@kernel.org/

On 28.01.22 14:35, Thorsten Leemhuis wrote:
> #regzbot monitor:
> https://lore.kernel.org/all/CAJZ5v0hvvYedSn5u-i7sjpoEHU4P65t7i1b2pVn=S1q0nHWgqQ@mail.gmail.com/
> 
> TWIMC: this mail is primarily send for documentation purposes and for
> regzbot, my Linux kernel regression tracking bot. These mails usually
> contain '#forregzbot' in the subject, to make them easy to spot and filter.
> 
> On 20.01.22 15:56, Thorsten Leemhuis wrote:
>> Lo! There is a regression dealt with in bugzilla I'd like to add to the
>> tracking:
>>
>> #regzbot introduced: e5ad96f388b765fe6b52f64f37e910c0ba4f3de7
>> #regzbot link: https://bugzilla.kernel.org/show_bug.cgi?id=215467
>> #regzbot from: MarcelHB <m.heingbecker@googlemail.com>
>> #regzbot title: Intel TGL notebook no longer enters power states deeper
>> than PC2
>>
>>> Summary:
>>>
>>> Starting with Kernel 5.15, my Intel TGL notebook no longer enters power
>>> states deeper than PC2. Previous kernels did so.
>>>
>>> Explanation:
>>>
>>> On my notebook, I recently started to observed that the battery drained
>>> quickly while in a presumed suspend mode. In the past, there was no such
>>> problem.
>>>
>>> I was able to bisect the problem on a tag-basis, analyzing deeper
>>> information on what looks good and what does not.
>>>
>>> In the short: From somewhere at least v5.11.x until v5.14.21, the
>>> system operates as expected when closing the lid. Starting with 5.15.0, I observed the anomalies as reported below.
>>
>> Ciao, Thorsten
> 
>