linux-kernel - Re: [PATCH v1 8/8] thermal: intel: intel_pch: Refer to thermal zone name directly

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Message-ID: <CAJZ5v0hgAsh9FQBb_X+1sSqAwjt-E6rKYO8Y8ue_6GmjwLy-Qw@mail.gmail.com>
Date:   Tue, 31 Jan 2023 20:20:26 +0100
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux PM <linux-pm@...r.kernel.org>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        Zhang Rui <rui.zhang@...el.com>,
        Linux ACPI <linux-acpi@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        David Box <david.e.box@...ux.intel.com>
Subject: Re: [PATCH v1 8/8] thermal: intel: intel_pch: Refer to thermal zone
 name directly

On Tue, Jan 31, 2023 at 5:02 PM Daniel Lezcano
<daniel.lezcano@...aro.org> wrote:
>
> On 30/01/2023 20:07, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> >
> > Make intel_pch_thermal_probe() use a const char pointer instead of
> > a struct board_info one for accessing the thermal zone name.
> >
> > No intentional functional impact.
> >
> > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> > ---
> >
> > BTW, Srinivas, I'm wondering if user space would be terribly confused by
> > changing this driver to use "Intel PCH" as the thermal zone name of all
> > of the supported platforms?
> >
> > ---
> >   drivers/thermal/intel/intel_pch_thermal.c |    6 +++---
> >   1 file changed, 3 insertions(+), 3 deletions(-)
> >
> > Index: linux-pm/drivers/thermal/intel/intel_pch_thermal.c
> > ===================================================================
> > --- linux-pm.orig/drivers/thermal/intel/intel_pch_thermal.c
> > +++ linux-pm/drivers/thermal/intel/intel_pch_thermal.c
> > @@ -175,7 +175,7 @@ static int intel_pch_thermal_probe(struc
> >                                  const struct pci_device_id *id)
> >   {
> >       enum pch_board_ids board_id = id->driver_data;
> > -     const struct board_info *bi = &board_info[board_id];
> > +     const char *zone_name = board_info[board_id].name;
>
> Assuming you will change 'board_info[board_id].name' by
> 'board_info[board_id]'

Hmm, why would that be required?

> Acked-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Anyway, though, I'm planning to use this replacement patch instead of
the $subject one:

https://lore.kernel.org/linux-pm/12166249.O9o76ZdvQC@kreacher/