On 22-04-21, 13:34, Daniel Lezcano wrote:
> The functions exported in the thermal_helpers.c file are only used by
> the governors and those are not compilable as module.
>
> Remove the EXPORT_SYMBOL as no module code needs them.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> ---
> .../driver-api/thermal/sysfs-api.rst | 28 +------------------
> drivers/thermal/thermal_helpers.c | 3 --
> 2 files changed, 1 insertion(+), 30 deletions(-)
>
> diff --git a/Documentation/driver-api/thermal/sysfs-api.rst b/Documentation/driver-api/thermal/sysfs-api.rst
> index 4b638c14bc16..c35266bbc119 100644
> --- a/Documentation/driver-api/thermal/sysfs-api.rst
> +++ b/Documentation/driver-api/thermal/sysfs-api.rst
> @@ -711,33 +711,7 @@ method, the sys I/F structure will be built like this::
> |---temp1_input: 37000
> |---temp1_crit: 100000
>
> -4. Export Symbol APIs
> -=====================
> -
> -4.1. get_tz_trend
> ------------------
> -
> -This function returns the trend of a thermal zone, i.e the rate of change
> -of temperature of the thermal zone. Ideally, the thermal sensor drivers
> -are supposed to implement the callback. If they don't, the thermal
> -framework calculated the trend by comparing the previous and the current
> -temperature values.
> -
> -4.2. get_thermal_instance
> --------------------------
> -
> -This function returns the thermal_instance corresponding to a given
> -{thermal_zone, cooling_device, trip_point} combination. Returns NULL
> -if such an instance does not exist.
> -
> -4.3. thermal_cdev_update
> -------------------------
> -
> -This function serves as an arbitrator to set the state of a cooling
> -device. It sets the cooling device to the deepest cooling state if
> -possible.
> -
> -5. thermal_emergency_poweroff
> +4. thermal_emergency_poweroff
> =============================
>
> On an event of critical trip temperature crossing. Thermal framework
> diff --git a/drivers/thermal/thermal_helpers.c b/drivers/thermal/thermal_helpers.c
> index 7f50f412e02a..0ecf2c66aa76 100644
> --- a/drivers/thermal/thermal_helpers.c
> +++ b/drivers/thermal/thermal_helpers.c
> @@ -39,7 +39,6 @@ int get_tz_trend(struct thermal_zone_device *tz, int trip)
>
> return trend;
> }
> -EXPORT_SYMBOL(get_tz_trend);
>
> struct thermal_instance *
> get_thermal_instance(struct thermal_zone_device *tz,
> @@ -63,7 +62,6 @@ get_thermal_instance(struct thermal_zone_device *tz,
>
> return target_instance;
> }
> -EXPORT_SYMBOL(get_thermal_instance);
>
> /**
> * thermal_zone_get_temp() - returns the temperature of a thermal zone
> @@ -221,7 +219,6 @@ void thermal_cdev_update(struct thermal_cooling_device *cdev)
> trace_cdev_update(cdev, target);
> dev_dbg(&cdev->device, "set to state %lu\n", target);
> }
> -EXPORT_SYMBOL(thermal_cdev_update);
>
> /**
> * thermal_zone_get_slope - return the slope attribute of the thermal zone
Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
--
viresh
