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Commit b43e3cfe authored by Bartlomiej Zolnierkiewicz's avatar Bartlomiej Zolnierkiewicz Committed by Eduardo Valentin
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thermal: exynos: remove trip reporting to user-space 



Remove trip reporting to user-space - I'm not aware of any user-space
program which relies on it and there is a thermal user-space governor
which does it in proper way nowadays.

Signed-off-by: default avatarBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Reviewed-by: default avatarDaniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: default avatarEduardo Valentin <edubezval@gmail.com>
parent 2b2426a7

drivers/thermal/samsung/exynos_tmu.c

+2 −28
Original line number Diff line number Diff line
@@ -216,33 +216,6 @@ struct exynos_tmu_data { 
	void (*tmu_clear_irqs)(struct exynos_tmu_data *data);

};



static void exynos_report_trigger(struct exynos_tmu_data *p)

{

	char data[10], *envp[] = { data, NULL };

	struct thermal_zone_device *tz = p->tzd;

	int temp;

	unsigned int i;



	if (!tz) {

		pr_err("No thermal zone device defined\n");

		return;

	}



	thermal_zone_device_update(tz, THERMAL_EVENT_UNSPECIFIED);



	mutex_lock(&tz->lock);

	/* Find the level for which trip happened */

	for (i = 0; i < of_thermal_get_ntrips(tz); i++) {

		tz->ops->get_trip_temp(tz, i, &temp);

		if (tz->last_temperature < temp)

			break;

	}



	snprintf(data, sizeof(data), "%u", i);

	kobject_uevent_env(&tz->device.kobj, KOBJ_CHANGE, envp);

	mutex_unlock(&tz->lock);

}



/*

 * TMU treats temperature as a mapped temperature code.

 * The temperature is converted differently depending on the calibration type.
@@ -815,7 +788,8 @@ static void exynos_tmu_work(struct work_struct *work) 
	if (!IS_ERR(data->clk_sec))

		clk_disable(data->clk_sec);



	exynos_report_trigger(data);

	thermal_zone_device_update(data->tzd, THERMAL_EVENT_UNSPECIFIED);



	mutex_lock(&data->lock);

	clk_enable(data->clk);