From: Armin Wolf <W_Armin@gmx.de>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
Linux ACPI <linux-acpi@vger.kernel.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Daniel Lezcano <daniel.lezcano@kernel.org>,
Hans de Goede <hansg@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Linux PM <linux-pm@vger.kernel.org>,
Lukasz Luba <lukasz.luba@arm.com>
Subject: Re: [PATCH v1 00/10] ACPI: thermal: Register thermal class cooling devices under parents
Date: Fri, 11 Sep 2026 23:35:42 +0200 [thread overview]
Message-ID: <951189ad-71b6-4776-8484-a207f1efe415@gmx.de> (raw)
In-Reply-To: <1965933.tdWV9SEqCh@rafael.j.wysocki>
Am 11.09.26 um 15:00 schrieb Rafael J. Wysocki:
> Hi All,
>
> This series generally changes the way in which thermal class cooling devices
> are used by ACPI device drivers registering them (ACPI processor, ACPI fan,
> and ACPI video) and by the ACPI thermal zone device driver.
>
> First, it causes the thermal class cooling devices to be registered under
> parents in specific locations within the device hierarchy which allows
> their relationships with other devices to be recognized more easily. It
> also drops custom sysfs attributes registered by the users of the thermal
> class cooling devices because they are not particularly useful any more
> when those devices get proper parents.
>
> Second, it modifies the ACPI thermal zone device driver to use thermal class
> cooling device parent information for binding cooling devices to trip points
> in thermal zones, which was previously done with the help of the devdata
> pointers of the cooling devices and effectively prevented drivers from using
> the devdata pointers for their own purposes as originally intended.
>
> Finally, it updates the ACPI processor and ACPI fan drivers to use the
> devdata pointers of thermal class cooling devices in a bit more efficient
> way.
>
> The first two patches in the series are preliminary fixes preventing
> Sashiko from reporting "pre-existing issues" in the subsequent patches.
>
> The third patch is a thermal core update allowing thermal class cooling
> devices to be registered under proper parents.
>
> The other patches update the ACPI processor, ACPI video, and ACPI fan
> drivers as per the above.
>
> The details are covered by individual patch changelogs.
>
> Thanks!
Nice patch series, it looks mostly good to me. Do you plan something similar for
thermal zones?
Thanks,
Armin Wolf
next prev parent reply other threads:[~2026-09-11 21:35 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-11 13:00 Rafael J. Wysocki
2026-09-11 13:00 ` [PATCH v1 01/10] ACPI: fan: Fix memory leak due to leftover devm_kcalloc() argument Rafael J. Wysocki
2026-09-11 16:29 ` Andy Shevchenko
2026-09-12 13:48 ` Rafael J. Wysocki (Intel)
2026-09-11 21:01 ` Armin Wolf
2026-09-11 13:01 ` [PATCH v1 02/10] ACPI: video: Fix backlight unregistration ordering Rafael J. Wysocki
2026-09-11 16:27 ` Andy Shevchenko
2026-09-11 16:35 ` Rafael J. Wysocki (Intel)
2026-09-11 21:02 ` Armin Wolf
2026-09-11 13:02 ` [PATCH v1 03/10] thermal: core: Introduce thermal_cooling_device_create() Rafael J. Wysocki
2026-09-11 21:04 ` Armin Wolf
2026-09-14 10:18 ` Rafael J. Wysocki (Intel)
2026-09-15 19:25 ` Armin Wolf
2026-09-11 13:02 ` [PATCH v1 04/10] ACPI: processor: thermal: Use thermal_cooling_device_create() Rafael J. Wysocki
2026-09-11 16:32 ` Andy Shevchenko
2026-09-11 16:36 ` Rafael J. Wysocki (Intel)
2026-09-11 16:46 ` Andy Shevchenko
2026-09-11 17:01 ` Rafael J. Wysocki (Intel)
2026-09-11 18:06 ` Andy Shevchenko
2026-09-11 21:14 ` Armin Wolf
2026-09-13 8:15 ` Andy Shevchenko
2026-09-13 10:28 ` Rafael J. Wysocki (Intel)
2026-09-14 4:35 ` Andy Shevchenko
2026-09-11 21:11 ` Armin Wolf
2026-09-11 13:03 ` [PATCH v1 05/10] ACPI: video: " Rafael J. Wysocki
2026-09-11 21:16 ` Armin Wolf
2026-09-11 13:04 ` [PATCH v1 06/10] ACPI: fan: " Rafael J. Wysocki
2026-09-11 21:17 ` Armin Wolf
2026-09-11 13:05 ` [PATCH v1 07/10] ACPI: thermal: Use cooling device parent for thermal zone binding Rafael J. Wysocki
2026-09-11 16:36 ` Andy Shevchenko
2026-09-11 16:41 ` Rafael J. Wysocki (Intel)
2026-09-11 21:20 ` Armin Wolf
2026-09-11 13:05 ` [PATCH v1 08/10] ACPI: processor: thermal: Use more suitable cooling device data Rafael J. Wysocki
2026-09-11 21:22 ` Armin Wolf
2026-09-11 13:06 ` [PATCH v1 09/10] ACPI: fan: Store ACPI device pointer in struct acpi_fan Rafael J. Wysocki
2026-09-11 21:25 ` Armin Wolf
2026-09-11 13:07 ` [PATCH v1 10/10] ACPI: fan: Use more suitable cooling device data Rafael J. Wysocki
2026-09-11 21:26 ` Armin Wolf
2026-09-11 21:35 ` Armin Wolf [this message]
2026-09-12 13:34 ` [PATCH v1 00/10] ACPI: thermal: Register thermal class cooling devices under parents Rafael J. Wysocki (Intel)
2026-09-15 19:20 ` Armin Wolf
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