hwmon: Allow writing of negative trigger temperatures

- replace differing temperature variable types by long
- use strtol() instead of strtoul() for conversion

Signed-off-by: Christian Hohnstaedt <[e-mail]>
Acked-by: Jean Delvare <[e-mail]>
Signed-off-by: Mark M. Hoffman <[e-mail]>

drivers/hwmon/ad7418.c

···
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
 	struct i2c_client *client = to_i2c_client(dev);
 	struct ad7418_data *data = i2c_get_clientdata(client);
-	int temp = simple_strtol(buf, NULL, 10);
+	long temp = simple_strtol(buf, NULL, 10);
 
 	mutex_lock(&data->lock);
 	data->temp[attr->index] = LM75_TEMP_TO_REG(temp);

drivers/hwmon/adm1021.c

···
 {									\
 	struct i2c_client *client = to_i2c_client(dev);			\
 	struct adm1021_data *data = i2c_get_clientdata(client);		\
-	int temp = simple_strtoul(buf, NULL, 10);			\
+	long temp = simple_strtol(buf, NULL, 10);			\
 									\
 	mutex_lock(&data->update_lock);					\
 	data->value = TEMP_TO_REG(temp);				\

drivers/hwmon/asb100.c

···
 
 /* TEMP: 0.001C/bit (-128C to +127C)
    REG: 1C/bit, two's complement */
-static u8 TEMP_TO_REG(int temp)
+static u8 TEMP_TO_REG(long temp)
 {
 	int ntemp = SENSORS_LIMIT(temp, ASB100_TEMP_MIN, ASB100_TEMP_MAX);
 	ntemp += (ntemp<0 ? -500 : 500);
···
 { \
 	struct i2c_client *client = to_i2c_client(dev); \
 	struct asb100_data *data = i2c_get_clientdata(client); \
-	unsigned long val = simple_strtoul(buf, NULL, 10); \
+	long val = simple_strtol(buf, NULL, 10); \
  \
 	mutex_lock(&data->update_lock); \
 	switch (nr) { \

drivers/hwmon/ds1621.c

···
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(da);
 	struct i2c_client *client = to_i2c_client(dev);
 	struct ds1621_data *data = ds1621_update_client(dev);
-	u16 val = LM75_TEMP_TO_REG(simple_strtoul(buf, NULL, 10));
+	u16 val = LM75_TEMP_TO_REG(simple_strtol(buf, NULL, 10));
 
 	mutex_lock(&data->update_lock);
 	data->temp[attr->index] = val;

drivers/hwmon/lm75.c

···
 	struct i2c_client *client = to_i2c_client(dev);
 	struct lm75_data *data = i2c_get_clientdata(client);
 	int nr = attr->index;
-	unsigned long temp = simple_strtoul(buf, NULL, 10);
+	long temp = simple_strtol(buf, NULL, 10);
 
 	mutex_lock(&data->update_lock);
 	data->temp[nr] = LM75_TEMP_TO_REG(temp);

drivers/hwmon/lm75.h

···
 
 /* TEMP: 0.001C/bit (-55C to +125C)
    REG: (0.5C/bit, two's complement) << 7 */
-static inline u16 LM75_TEMP_TO_REG(int temp)
+static inline u16 LM75_TEMP_TO_REG(long temp)
 {
 	int ntemp = SENSORS_LIMIT(temp, LM75_TEMP_MIN, LM75_TEMP_MAX);
 	ntemp += (ntemp<0 ? -250 : 250);

drivers/hwmon/lm77.c

···
 {										\
 	struct i2c_client *client = to_i2c_client(dev);				\
 	struct lm77_data *data = i2c_get_clientdata(client);			\
-	long val = simple_strtoul(buf, NULL, 10);				\
+	long val = simple_strtol(buf, NULL, 10);				\
 										\
 	mutex_lock(&data->update_lock);						\
 	data->value = val;				\

drivers/hwmon/lm93.c

···
 
 /* TEMP: 1/1000 degrees C (-128C to +127C)
    REG: 1C/bit, two's complement */
-static u8 LM93_TEMP_TO_REG(int temp)
+static u8 LM93_TEMP_TO_REG(long temp)
 {
 	int ntemp = SENSORS_LIMIT(temp, LM93_TEMP_MIN, LM93_TEMP_MAX);
 	ntemp += (ntemp<0 ? -500 : 500);
···
 	int nr = (to_sensor_dev_attr(attr))->index;
 	struct i2c_client *client = to_i2c_client(dev);
 	struct lm93_data *data = i2c_get_clientdata(client);
-	u32 val = simple_strtoul(buf, NULL, 10);
+	long val = simple_strtol(buf, NULL, 10);
 
 	mutex_lock(&data->update_lock);
 	data->temp_lim[nr].min = LM93_TEMP_TO_REG(val);
···
 	int nr = (to_sensor_dev_attr(attr))->index;
 	struct i2c_client *client = to_i2c_client(dev);
 	struct lm93_data *data = i2c_get_clientdata(client);
-	u32 val = simple_strtoul(buf, NULL, 10);
+	long val = simple_strtol(buf, NULL, 10);
 
 	mutex_lock(&data->update_lock);
 	data->temp_lim[nr].max = LM93_TEMP_TO_REG(val);
···
 	int nr = (to_sensor_dev_attr(attr))->index;
 	struct i2c_client *client = to_i2c_client(dev);
 	struct lm93_data *data = i2c_get_clientdata(client);
-	u32 val = simple_strtoul(buf, NULL, 10);
+	long val = simple_strtol(buf, NULL, 10);
 
 	mutex_lock(&data->update_lock);
 	data->block10.base[nr] = LM93_TEMP_TO_REG(val);
···
 	int nr = (to_sensor_dev_attr(attr))->index;
 	struct i2c_client *client = to_i2c_client(dev);
 	struct lm93_data *data = i2c_get_clientdata(client);
-	u32 val = simple_strtoul(buf, NULL, 10);
+	long val = simple_strtol(buf, NULL, 10);
 
 	mutex_lock(&data->update_lock);
 	data->boost[nr] = LM93_TEMP_TO_REG(val);

drivers/hwmon/w83627ehf.c

···
 }
 
 static inline s8
-temp1_to_reg(int temp, int min, int max)
+temp1_to_reg(long temp, int min, int max)
 {
 	if (temp <= min)
 		return min / 1000;
···
 		  const char *buf, size_t count) \
 { \
 	struct w83627ehf_data *data = dev_get_drvdata(dev); \
-	u32 val = simple_strtoul(buf, NULL, 10); \
+	long val = simple_strtol(buf, NULL, 10); \
  \
 	mutex_lock(&data->update_lock); \
 	data->temp1_##reg = temp1_to_reg(val, -128000, 127000); \
···
 	struct w83627ehf_data *data = dev_get_drvdata(dev); \
 	struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); \
 	int nr = sensor_attr->index; \
-	u32 val = simple_strtoul(buf, NULL, 10); \
+	long val = simple_strtol(buf, NULL, 10); \
  \
 	mutex_lock(&data->update_lock); \
 	data->reg[nr] = LM75_TEMP_TO_REG(val); \

drivers/hwmon/w83627hf.c

···
 
 /* TEMP: 0.001C/bit (-128C to +127C)
    REG: 1C/bit, two's complement */
-static u8 TEMP_TO_REG(int temp)
+static u8 TEMP_TO_REG(long temp)
 {
         int ntemp = SENSORS_LIMIT(temp, TEMP_MIN, TEMP_MAX);
         ntemp += (ntemp<0 ? -500 : 500);
···
 store_temp_##reg (struct device *dev, const char *buf, size_t count, int nr) \
 { \
 	struct w83627hf_data *data = dev_get_drvdata(dev); \
-	u32 val; \
+	long val; \
 	 \
-	val = simple_strtoul(buf, NULL, 10); \
+	val = simple_strtol(buf, NULL, 10); \
 	 \
 	mutex_lock(&data->update_lock); \
 	 \

drivers/hwmon/w83781d.c

···
 	struct sensor_device_attribute *attr = to_sensor_dev_attr(da); \
 	struct w83781d_data *data = dev_get_drvdata(dev); \
 	int nr = attr->index; \
-	s32 val; \
+	long val; \
 	 \
 	val = simple_strtol(buf, NULL, 10); \
 	 \