[PATCH v1 01/17] thermal/core: Add a thermal zone 'devdata' accessor

Balsam CHIHI bchihi at baylibre.com
Mon Feb 20 02:34:05 PST 2023


On Sun, Feb 19, 2023 at 3:37 PM Daniel Lezcano
<daniel.lezcano at linaro.org> wrote:
>
> The thermal zone device structure is exposed to the different drivers
> and obviously they access the internals while that should be
> restricted to the core thermal code.
>
> In order to self-encapsulate the thermal core code, we need to prevent
> the drivers accessing directly the thermal zone structure and provide
> accessor functions to deal with.
>
> Provide an accessor to the 'devdata' structure and make use of it in
> the different drivers.
>
> No functional changes intended.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano at linaro.org>
> ---
[...]
>  drivers/thermal/mediatek/lvts_thermal.c          |  4 ++--
[...]
> diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
> index 84ba65a27acf..86d280187c83 100644
> --- a/drivers/thermal/mediatek/lvts_thermal.c
> +++ b/drivers/thermal/mediatek/lvts_thermal.c
> @@ -252,7 +252,7 @@ static u32 lvts_temp_to_raw(int temperature)
>
>  static int lvts_get_temp(struct thermal_zone_device *tz, int *temp)
>  {
> -       struct lvts_sensor *lvts_sensor = tz->devdata;
> +       struct lvts_sensor *lvts_sensor = thermal_zone_device_get_data(tz);
>         void __iomem *msr = lvts_sensor->msr;
>         u32 value;
>
> @@ -290,7 +290,7 @@ static int lvts_get_temp(struct thermal_zone_device *tz, int *temp)
>
>  static int lvts_set_trips(struct thermal_zone_device *tz, int low, int high)
>  {
> -       struct lvts_sensor *lvts_sensor = tz->devdata;
> +       struct lvts_sensor *lvts_sensor = thermal_zone_device_get_data(tz);
>         void __iomem *base = lvts_sensor->base;
>         u32 raw_low = lvts_temp_to_raw(low);
>         u32 raw_high = lvts_temp_to_raw(high);

for MediaTek LVTS :

Reviewed-by: Balsam CHIHI <bchihi at baylibre.com>



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