X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fhwmon%2Fadm1025.c;fp=drivers%2Fhwmon%2Fadm1025.c;h=9331c56d2ba6d6acfd022880a8be90d8dbc94560;hb=64ba3f394c830ec48a1c31b53dcae312c56f1604;hp=a4c859c9fbf82c3f6ef09649e621441c6842044d;hpb=be1e6109ac94a859551f8e1774eb9a8469fe055c;p=linux-2.6.git

diff --git a/drivers/hwmon/adm1025.c b/drivers/hwmon/adm1025.c
index a4c859c9f..9331c56d2 100644
--- a/drivers/hwmon/adm1025.c
+++ b/drivers/hwmon/adm1025.c
@@ -53,7 +53,6 @@
 #include <linux/hwmon.h>
 #include <linux/hwmon-vid.h>
 #include <linux/err.h>
-#include <linux/mutex.h>
 
 /*
  * Addresses to scan
@@ -134,7 +133,7 @@ static struct i2c_driver adm1025_driver = {
 struct adm1025_data {
 	struct i2c_client client;
 	struct class_device *class_dev;
-	struct mutex update_lock;
+	struct semaphore update_lock;
 	char valid; /* zero until following fields are valid */
 	unsigned long last_updated; /* in jiffies */
 
@@ -208,11 +207,11 @@ static ssize_t set_in##offset##_min(struct device *dev, struct device_attribute
 	struct adm1025_data *data = i2c_get_clientdata(client); \
 	long val = simple_strtol(buf, NULL, 10); \
  \
-	mutex_lock(&data->update_lock); \
+	down(&data->update_lock); \
 	data->in_min[offset] = IN_TO_REG(val, in_scale[offset]); \
 	i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MIN(offset), \
 				  data->in_min[offset]); \
-	mutex_unlock(&data->update_lock); \
+	up(&data->update_lock); \
 	return count; \
 } \
 static ssize_t set_in##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \
@@ -222,11 +221,11 @@ static ssize_t set_in##offset##_max(struct device *dev, struct device_attribute
 	struct adm1025_data *data = i2c_get_clientdata(client); \
 	long val = simple_strtol(buf, NULL, 10); \
  \
-	mutex_lock(&data->update_lock); \
+	down(&data->update_lock); \
 	data->in_max[offset] = IN_TO_REG(val, in_scale[offset]); \
 	i2c_smbus_write_byte_data(client, ADM1025_REG_IN_MAX(offset), \
 				  data->in_max[offset]); \
-	mutex_unlock(&data->update_lock); \
+	up(&data->update_lock); \
 	return count; \
 } \
 static DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \
@@ -248,11 +247,11 @@ static ssize_t set_temp##offset##_min(struct device *dev, struct device_attribut
 	struct adm1025_data *data = i2c_get_clientdata(client); \
 	long val = simple_strtol(buf, NULL, 10); \
  \
-	mutex_lock(&data->update_lock); \
+	down(&data->update_lock); \
 	data->temp_min[offset-1] = TEMP_TO_REG(val); \
 	i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_LOW(offset-1), \
 				  data->temp_min[offset-1]); \
-	mutex_unlock(&data->update_lock); \
+	up(&data->update_lock); \
 	return count; \
 } \
 static ssize_t set_temp##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \
@@ -262,11 +261,11 @@ static ssize_t set_temp##offset##_max(struct device *dev, struct device_attribut
 	struct adm1025_data *data = i2c_get_clientdata(client); \
 	long val = simple_strtol(buf, NULL, 10); \
  \
-	mutex_lock(&data->update_lock); \
+	down(&data->update_lock); \
 	data->temp_max[offset-1] = TEMP_TO_REG(val); \
 	i2c_smbus_write_byte_data(client, ADM1025_REG_TEMP_HIGH(offset-1), \
 				  data->temp_max[offset-1]); \
-	mutex_unlock(&data->update_lock); \
+	up(&data->update_lock); \
 	return count; \
 } \
 static DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \
@@ -405,7 +404,7 @@ static int adm1025_detect(struct i2c_adapter *adapter, int address, int kind)
 	/* We can fill in the remaining client fields */
 	strlcpy(new_client->name, name, I2C_NAME_SIZE);
 	data->valid = 0;
-	mutex_init(&data->update_lock);
+	init_MUTEX(&data->update_lock);
 
 	/* Tell the I2C layer a new client has arrived */
 	if ((err = i2c_attach_client(new_client)))
@@ -524,7 +523,7 @@ static struct adm1025_data *adm1025_update_device(struct device *dev)
 	struct i2c_client *client = to_i2c_client(dev);
 	struct adm1025_data *data = i2c_get_clientdata(client);
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 
 	if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) {
 		int i;
@@ -559,7 +558,7 @@ static struct adm1025_data *adm1025_update_device(struct device *dev)
 		data->valid = 1;
 	}
 
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 
 	return data;
 }