thermal: remove all unsigned type use for temperature

Bug 1516918

Change-Id: I5615b0657d255d9134415d92d372771baa4271e1
Signed-off-by: Diwakar Tundlam <dtundlam@nvidia.com>
Reviewed-on: http://git-master/r/420818
GVS: Gerrit_Virtual_Submit
Reviewed-by: Josh Kuo <joshk@nvidia.com>
Reviewed-by: Jinyoung Park <jinyoungp@nvidia.com>

4 files changed, 22 insertions, 23 deletions

diff --git a/drivers/thermal/generic_adc_thermal.c b/drivers/thermal/generic_adc_thermal.c
index 55dd95527dec..74e0cda662b8 100644
--- a/drivers/thermal/generic_adc_thermal.c
+++ b/drivers/thermal/generic_adc_thermal.c
@@ -149,8 +149,7 @@ static int gadc_thermal_unbind(struct thermal_zone_device *tz,
 	return 0;
 }
 
-static int gadc_thermal_get_temp(struct thermal_zone_device *tz,
-				 unsigned long *temp)
+static int gadc_thermal_get_temp(struct thermal_zone_device *tz, long *temp)
 {
 	struct gadc_thermal_driver_data *drvdata = tz->devdata;
 	int val = 0, val2 = 0;
@@ -185,7 +184,7 @@ static int gadc_thermal_get_trip_type(struct thermal_zone_device *tz, int trip,
 }
 
 static int gadc_thermal_get_trip_temp(struct thermal_zone_device *tz, int trip,
-				      unsigned long *temp)
+				      long *temp)
 {
 	struct gadc_thermal_driver_data *drvdata = tz->devdata;
 	struct thermal_trip_info *trip_state = &drvdata->pdata->trips[trip];
@@ -207,7 +206,7 @@ static int gadc_thermal_get_trip_temp(struct thermal_zone_device *tz, int trip,
 }
 
 static int gadc_thermal_set_trip_temp(struct thermal_zone_device *tz, int trip,
-				      unsigned long temp)
+				      long temp)
 {
 	struct gadc_thermal_driver_data *drvdata = tz->devdata;
 	struct thermal_trip_info *trip_state = &drvdata->pdata->trips[trip];
@@ -335,7 +334,7 @@ static const struct file_operations raw_adc_fops = {
 	.release	= single_release,
 };
 
-static int temp_offset_write(struct file *file, const char __user *user_buf,
+static ssize_t temp_offset_write(struct file *file, const char __user *user_buf,
 			     size_t count, loff_t *ppos)
 {
 	struct gadc_thermal_driver_data *drvdata =
diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c
index 04b1be7fa018..2a84062e561f 100644
--- a/drivers/thermal/of-thermal.c
+++ b/drivers/thermal/of-thermal.c
@@ -45,8 +45,8 @@
 
 struct __thermal_trip {
 	struct device_node *np;
-	unsigned long int temperature;
-	unsigned long int hysteresis;
+	long int temperature;
+	long int hysteresis;
 	enum thermal_trip_type type;
 };
 
@@ -103,7 +103,7 @@ struct __thermal_zone {
 /***   DT thermal zone device callbacks   ***/
 
 static int of_thermal_get_temp(struct thermal_zone_device *tz,
-			       unsigned long *temp)
+			       long *temp)
 {
 	struct __thermal_zone *data = tz->devdata;
 
@@ -236,7 +236,7 @@ static int of_thermal_get_trip_type(struct thermal_zone_device *tz, int trip,
 }
 
 static int of_thermal_get_trip_temp(struct thermal_zone_device *tz, int trip,
-				    unsigned long *temp)
+				    long *temp)
 {
 	struct __thermal_zone *data = tz->devdata;
 
@@ -249,7 +249,7 @@ static int of_thermal_get_trip_temp(struct thermal_zone_device *tz, int trip,
 }
 
 static int of_thermal_set_trip_temp(struct thermal_zone_device *tz, int trip,
-				    unsigned long temp)
+				    long temp)
 {
 	struct __thermal_zone *data = tz->devdata;
 
@@ -263,7 +263,7 @@ static int of_thermal_set_trip_temp(struct thermal_zone_device *tz, int trip,
 }
 
 static int of_thermal_get_trip_hyst(struct thermal_zone_device *tz, int trip,
-				    unsigned long *hyst)
+				    long *hyst)
 {
 	struct __thermal_zone *data = tz->devdata;
 
@@ -276,7 +276,7 @@ static int of_thermal_get_trip_hyst(struct thermal_zone_device *tz, int trip,
 }
 
 static int of_thermal_set_trip_hyst(struct thermal_zone_device *tz, int trip,
-				    unsigned long hyst)
+				    long hyst)
 {
 	struct __thermal_zone *data = tz->devdata;
 
@@ -290,7 +290,7 @@ static int of_thermal_set_trip_hyst(struct thermal_zone_device *tz, int trip,
 }
 
 static int of_thermal_get_crit_temp(struct thermal_zone_device *tz,
-				    unsigned long *temp)
+				    long *temp)
 {
 	struct __thermal_zone *data = tz->devdata;
 	int i;
diff --git a/drivers/thermal/palmas_thermal.c b/drivers/thermal/palmas_thermal.c
index 84dbf5dd0e37..997916040839 100644
--- a/drivers/thermal/palmas_thermal.c
+++ b/drivers/thermal/palmas_thermal.c
@@ -40,7 +40,7 @@ struct palmas_therm_zone {
 	struct palmas			*palmas;
 	struct thermal_zone_device	*tz_device;
 	int				irq;
-	unsigned long			hd_threshold_temp;
+	long				hd_threshold_temp;
 	const char			*tz_name;
 };
 
@@ -53,7 +53,7 @@ static struct thermal_trip_info palmas_tpoint = {
 };
 
 static int palmas_thermal_get_temp(struct thermal_zone_device *tz_device,
-			unsigned long *temp)
+			long *temp)
 {
 	int ret;
 	unsigned int val;
@@ -87,7 +87,7 @@ static int palmas_thermal_get_trip_type(struct thermal_zone_device *tz_device,
 }
 
 static int palmas_thermal_get_trip_temp(struct thermal_zone_device *tz_device,
-			int trip, unsigned long *temp)
+			int trip, long *temp)
 {
 	if (trip >= 1)
 		return -EINVAL;
@@ -172,7 +172,7 @@ static int palmas_thermal_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, ptherm_zone);
 	ptherm_zone->dev = &pdev->dev;
 	ptherm_zone->palmas = palmas;
-	ptherm_zone->hd_threshold_temp = (unsigned long) hd_threshold_temp;
+	ptherm_zone->hd_threshold_temp = (long)hd_threshold_temp;
 	ptherm_zone->tz_name = tz_name;
 
 	ptherm_zone->tz_device = thermal_zone_device_register(tz_name,
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 72ac8a7770f6..b4d2c1eb616b 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -409,12 +409,12 @@ static void handle_thermal_trip(struct thermal_zone_device *tz, int trip)
  *
  * Return: On success returns 0, an error code otherwise
  */
-int thermal_zone_get_temp(struct thermal_zone_device *tz, unsigned long *temp)
+int thermal_zone_get_temp(struct thermal_zone_device *tz, long *temp)
 {
 	int ret = -EINVAL;
 #ifdef CONFIG_THERMAL_EMULATION
 	int count;
-	unsigned long crit_temp = -1UL;
+	long crit_temp = INT_MAX;
 	enum thermal_trip_type type;
 #endif
 
@@ -596,7 +596,7 @@ trip_point_temp_store(struct device *dev, struct device_attribute *attr,
 {
 	struct thermal_zone_device *tz = to_thermal_zone(dev);
 	int trip, ret;
-	unsigned long temperature;
+	long temperature;
 
 	if (!tz->ops->set_trip_temp)
 		return -EPERM;
@@ -640,7 +640,7 @@ trip_point_hyst_store(struct device *dev, struct device_attribute *attr,
 {
 	struct thermal_zone_device *tz = to_thermal_zone(dev);
 	int trip, ret;
-	unsigned long temperature;
+	long temperature;
 
 	if (!tz->ops->set_trip_hyst)
 		return -EPERM;
@@ -667,7 +667,7 @@ trip_point_hyst_show(struct device *dev, struct device_attribute *attr,
 {
 	struct thermal_zone_device *tz = to_thermal_zone(dev);
 	int trip, ret;
-	unsigned long temperature;
+	long temperature;
 
 	if (!tz->ops->get_trip_hyst)
 		return -EPERM;
@@ -864,7 +864,7 @@ emul_temp_store(struct device *dev, struct device_attribute *attr,
 {
 	struct thermal_zone_device *tz = to_thermal_zone(dev);
 	int ret = 0;
-	unsigned long temperature;
+	long temperature;
 
 	if (kstrtoul(buf, 10, &temperature))
 		return -EINVAL;