Re: [PATCH v3 0/6] thermal: More separation between the core and drivers

From: Rafael J. Wysocki
Date: Tue Apr 02 2024 - 15:43:21 EST


On Tue, Apr 2, 2024 at 9:04 PM Rafael J. Wysocki <rjw@xxxxxxxxxxxxx> wrote:
>
> Hi Everyone,
>
> This is an update of
>
> https://lore.kernel.org/linux-pm/4558384.LvFx2qVVIh@kreacher/
>
> and
>
> https://lore.kernel.org/linux-pm/2331888.ElGaqSPkdT@kreacher/
>
> which rebases the first patch on top of 6.9-rc2, adds 3 patches and adjusts
> the third patch from v2.
>
> The original description of the first two patches still applies:
>
> > Patch [1/2] is based on the observation that the threshold field in struct
> > thermal_trip really should be core-internal and to make that happen it
> > introduces a wrapper structure around struct thermal_trip for internal
> > use in the core.
> >
> > Patch [2/2] moves the definition of the new structure and the struct
> > thermal_zone_device one to a local header file in the core to enforce
> > more separation between the core and drivers.
> >
> > The patches are not expected to introduce any observable differences in
> > behavior, so please let me know if you see any of that.
>
> Note that these patches were first sent before the merge window and have not
> really changed since then (except for a minor rebase of the first patch in
> this series). Moreover, no comments regarding the merit of these patches
> have been made shared, so if this continues, I will be considering them as
> good to go by the end of this week.
>
> Patch [3/6] is a rewrite of comments regarding trip crossing and threshold
> computations.
>
> Patch [4/6] updates the trip crossing detection code to consolidate the
> threshold initialization with trip crossing on the way up.
>
> Patch [5/6] ([3/3] in v2) adds a mechanism to sort notifications and debug
> calls taking place during one invocation of __thermal_zone_device_update() so
> they always go in temperature order.
>
> Patch [6/6] relocates the critical and trip point handling to avoid a
> redundant temperature check.
>
> The series applies on top of 6.9-rc2 and I'm planning to create a test
> branch containing it.

As promised:

https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git/log/?h=thermal-core-testing