thermal/core: Remove ms based delay fields

The code does no longer use the ms unit based fields to set the
delays as they are replaced by the jiffies.

Remove them and replace their user to use the jiffies version instead.

Cc: Thara Gopinath <thara.gopinath@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Reviewed-by: Peter Kästle <peter@piie.net>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20201216220337.839878-3-daniel.lezcano@linaro.org

drivers/platform/x86/acerhdf.c

@@ -336,7 +336,8 @@ static void acerhdf_check_param(struct thermal_zone_device *thermal)
 			pr_notice("interval changed to: %d\n", interval);
 
 		if (thermal)
-			thermal->polling_delay = interval*1000;
+			thermal->polling_delay_jiffies =
+				round_jiffies(msecs_to_jiffies(interval * 1000));
 
 		prev_interval = interval;
 	}

drivers/thermal/da9062-thermal.c

@@ -95,7 +95,7 @@ static void da9062_thermal_poll_on(struct work_struct *work)
 		thermal_zone_device_update(thermal->zone,
 					   THERMAL_EVENT_UNSPECIFIED);
 
-		delay = msecs_to_jiffies(thermal->zone->passive_delay);
+		delay = thermal->zone->passive_delay_jiffies;
 		queue_delayed_work(system_freezable_wq, &thermal->work, delay);
 		return;
 	}
@@ -245,7 +245,7 @@ static int da9062_thermal_probe(struct platform_device *pdev)
 
 	dev_dbg(&pdev->dev,
 		"TJUNC temperature polling period set at %d ms\n",
-		thermal->zone->passive_delay);
+		jiffies_to_msecs(thermal->zone->passive_delay_jiffies));
 
 	ret = platform_get_irq_byname(pdev, "THERMAL");
 	if (ret < 0) {

drivers/thermal/gov_power_allocator.c

@@ -258,7 +258,7 @@ static u32 pid_controller(struct thermal_zone_device *tz,
 	 * power being applied, slowing down the controller)
 	 */
 	d = mul_frac(tz->tzp->k_d, err - params->prev_err);
-	d = div_frac(d, tz->passive_delay);
+	d = div_frac(d, jiffies_to_msecs(tz->passive_delay_jiffies));
 	params->prev_err = err;
 
 	power_range = p + i + d;

drivers/thermal/thermal_core.c

@@ -313,7 +313,7 @@ static void monitor_thermal_zone(struct thermal_zone_device *tz)
 
 	if (!stop && tz->passive)
 		thermal_zone_device_set_polling(tz, tz->passive_delay_jiffies);
-	else if (!stop && tz->polling_delay)
+	else if (!stop && tz->polling_delay_jiffies)
 		thermal_zone_device_set_polling(tz, tz->polling_delay_jiffies);
 	else
 		thermal_zone_device_set_polling(tz, 0);
@@ -1307,8 +1307,6 @@ thermal_zone_device_register(const char *type, int trips, int mask,
 	tz->device.class = &thermal_class;
 	tz->devdata = devdata;
 	tz->trips = trips;
-	tz->passive_delay = passive_delay;
-	tz->polling_delay = polling_delay;
 
 	thermal_set_delay_jiffies(&tz->passive_delay_jiffies, passive_delay);
 	thermal_set_delay_jiffies(&tz->polling_delay_jiffies, polling_delay);

drivers/thermal/ti-soc-thermal/ti-thermal-common.c

@@ -166,6 +166,7 @@ int ti_thermal_expose_sensor(struct ti_bandgap *bgp, int id,
 			     char *domain)
 {
 	struct ti_thermal_data *data;
+	int interval;
 
 	data = ti_bandgap_get_sensor_data(bgp, id);
 
@@ -183,9 +184,10 @@ int ti_thermal_expose_sensor(struct ti_bandgap *bgp, int id,
 		return PTR_ERR(data->ti_thermal);
 	}
 
+	interval = jiffies_to_msecs(data->ti_thermal->polling_delay_jiffies);
+
 	ti_bandgap_set_sensor_data(bgp, id, data);
-	ti_bandgap_write_update_interval(bgp, data->sensor_id,
-					data->ti_thermal->polling_delay);
+	ti_bandgap_write_update_interval(bgp, data->sensor_id, interval);
 
 	return 0;
 }

include/linux/thermal.h

@@ -115,13 +115,8 @@ struct thermal_cooling_device {
  * @devdata:	private pointer for device private data
  * @trips:	number of trip points the thermal zone supports
  * @trips_disabled;	bitmap for disabled trips
- * @passive_delay:	number of milliseconds to wait between polls when
- *			performing passive cooling.
  * @passive_delay_jiffies: number of jiffies to wait between polls when
  *			performing passive cooling.
- * @polling_delay:	number of milliseconds to wait between polls when
- *			checking whether trip points have been crossed (0 for
- *			interrupt driven systems)
  * @polling_delay_jiffies: number of jiffies to wait between polls when
  *			checking whether trip points have been crossed (0 for
  *			interrupt driven systems)
@@ -162,8 +157,6 @@ struct thermal_zone_device {
 	unsigned long trips_disabled;	/* bitmap for disabled trips */
 	unsigned long passive_delay_jiffies;
 	unsigned long polling_delay_jiffies;
-	int passive_delay;
-	int polling_delay;
 	int temperature;
 	int last_temperature;
 	int emul_temperature;