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Re: [PATCH v1 6/9] iwlwifi: mvm: Set THERMAL_TRIP_WRITABLE_TEMP directly

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On Fri, Feb 9, 2024 at 3:50 PM Stanislaw Gruszka
<stanislaw.gruszka@xxxxxxxxxxxxxxx> wrote:
>
> On Fri, Feb 09, 2024 at 03:10:24PM +0100, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> >
> > It is now possible to flag trip points with THERMAL_TRIP_WRITABLE_TEMP
> > to allow their temperature to be set from user space via sysfs instead
> > of using a nonzero writable trips mask during thermal zone registration,
> > so make the iwlwifi code do that.
> >
> > No intentional functional impact.
> >
> > Note that this change is requisite for dropping the mask argument from
> > thermal_zone_device_register_with_trips() going forward.
> >
> > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
> > ---
> >
> > This patch obviously depends on
> >
> > https://patchwork.kernel.org/project/linux-pm/patch/8346768.T7Z3S40VBb@kreacher/
> >
> > which has been queued up for 6.9 already.
> >
> > ---
> >  drivers/net/wireless/intel/iwlwifi/mvm/tt.c |    6 ++----
> >  1 file changed, 2 insertions(+), 4 deletions(-)
> >
> > Index: linux-pm/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
> > ===================================================================
> > --- linux-pm.orig/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
> > +++ linux-pm/drivers/net/wireless/intel/iwlwifi/mvm/tt.c
> > @@ -667,9 +667,6 @@ static  struct thermal_zone_device_ops t
> >       .set_trip_temp = iwl_mvm_tzone_set_trip_temp,
> >  };
> >
> > -/* make all trips writable */
> > -#define IWL_WRITABLE_TRIPS_MSK (BIT(IWL_MAX_DTS_TRIPS) - 1)
> > -
> >  static void iwl_mvm_thermal_zone_register(struct iwl_mvm *mvm)
> >  {
> >       int i, ret;
> > @@ -692,11 +689,12 @@ static void iwl_mvm_thermal_zone_registe
> >       for (i = 0 ; i < IWL_MAX_DTS_TRIPS; i++) {
> >               mvm->tz_device.trips[i].temperature = THERMAL_TEMP_INVALID;
> >               mvm->tz_device.trips[i].type = THERMAL_TRIP_PASSIVE;
> > +             mvm->tz_device.trips[i].type = THERMAL_TRIP_WRITABLE_TEMP;
>
>                 mvm->tz_device.trips[i].flags = THERMAL_TRIP_WRITABLE_TEMP;
>
> Consider using diffrent prefix for constants to diffrenciate flags and types.

Well, I can use THERMAL_TRIP_FLAG_RW_TEMP or similar, but is it really
so confusing?

I'm wondering what others think.

> >       }
> >       mvm->tz_device.tzone = thermal_zone_device_register_with_trips(name,
> >                                                       mvm->tz_device.trips,
> >                                                       IWL_MAX_DTS_TRIPS,
> > -                                                     IWL_WRITABLE_TRIPS_MSK,
> > +                                                     0,
> >                                                       mvm, &tzone_ops,
> >                                                       NULL, 0, 0);
> >       if (IS_ERR(mvm->tz_device.tzone)) {
> >
> >
> >
>





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