X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fhwmon%2Fvia686a.c;h=cb01848729b5e2760805c106bd7182fef28120a4;hb=64ba3f394c830ec48a1c31b53dcae312c56f1604;hp=166298f1f19023dc349feda1a62f78d104132420;hpb=16cf0ec7408f389279d413869e94c1a351392f97;p=linux-2.6.git

diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c
index 166298f1f..cb0184872 100644
--- a/drivers/hwmon/via686a.c
+++ b/drivers/hwmon/via686a.c
@@ -39,7 +39,6 @@
 #include <linux/hwmon.h>
 #include <linux/err.h>
 #include <linux/init.h>
-#include <linux/mutex.h>
 #include <asm/io.h>
 
 
@@ -297,7 +296,7 @@ static inline long TEMP_FROM_REG10(u16 val)
 struct via686a_data {
 	struct i2c_client client;
 	struct class_device *class_dev;
-	struct mutex update_lock;
+	struct semaphore update_lock;
 	char valid;		/* !=0 if following fields are valid */
 	unsigned long last_updated;	/* In jiffies */
 
@@ -356,11 +355,11 @@ static ssize_t set_in_min(struct device *dev, const char *buf,
 	struct via686a_data *data = i2c_get_clientdata(client);
 	unsigned long val = simple_strtoul(buf, NULL, 10);
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 	data->in_min[nr] = IN_TO_REG(val, nr);
 	via686a_write_value(client, VIA686A_REG_IN_MIN(nr),
 			data->in_min[nr]);
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 	return count;
 }
 static ssize_t set_in_max(struct device *dev, const char *buf,
@@ -369,11 +368,11 @@ static ssize_t set_in_max(struct device *dev, const char *buf,
 	struct via686a_data *data = i2c_get_clientdata(client);
 	unsigned long val = simple_strtoul(buf, NULL, 10);
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 	data->in_max[nr] = IN_TO_REG(val, nr);
 	via686a_write_value(client, VIA686A_REG_IN_MAX(nr),
 			data->in_max[nr]);
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 	return count;
 }
 #define show_in_offset(offset)					\
@@ -433,11 +432,11 @@ static ssize_t set_temp_over(struct device *dev, const char *buf,
 	struct via686a_data *data = i2c_get_clientdata(client);
 	int val = simple_strtol(buf, NULL, 10);
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 	data->temp_over[nr] = TEMP_TO_REG(val);
 	via686a_write_value(client, VIA686A_REG_TEMP_OVER[nr],
 			    data->temp_over[nr]);
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 	return count;
 }
 static ssize_t set_temp_hyst(struct device *dev, const char *buf,
@@ -446,11 +445,11 @@ static ssize_t set_temp_hyst(struct device *dev, const char *buf,
 	struct via686a_data *data = i2c_get_clientdata(client);
 	int val = simple_strtol(buf, NULL, 10);
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 	data->temp_hyst[nr] = TEMP_TO_REG(val);
 	via686a_write_value(client, VIA686A_REG_TEMP_HYST[nr],
 			    data->temp_hyst[nr]);
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 	return count;
 }
 #define show_temp_offset(offset)					\
@@ -509,10 +508,10 @@ static ssize_t set_fan_min(struct device *dev, const char *buf,
 	struct via686a_data *data = i2c_get_clientdata(client);
 	int val = simple_strtol(buf, NULL, 10);
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 	data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr]));
 	via686a_write_value(client, VIA686A_REG_FAN_MIN(nr+1), data->fan_min[nr]);
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 	return count;
 }
 static ssize_t set_fan_div(struct device *dev, const char *buf,
@@ -522,12 +521,12 @@ static ssize_t set_fan_div(struct device *dev, const char *buf,
 	int val = simple_strtol(buf, NULL, 10);
 	int old;
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 	old = via686a_read_value(client, VIA686A_REG_FANDIV);
 	data->fan_div[nr] = DIV_TO_REG(val);
 	old = (old & 0x0f) | (data->fan_div[1] << 6) | (data->fan_div[0] << 4);
 	via686a_write_value(client, VIA686A_REG_FANDIV, old);
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 	return count;
 }
 
@@ -640,7 +639,7 @@ static int via686a_detect(struct i2c_adapter *adapter)
 	strlcpy(new_client->name, client_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)))
 		goto exit_free;
@@ -734,7 +733,7 @@ static struct via686a_data *via686a_update_device(struct device *dev)
 	struct via686a_data *data = i2c_get_clientdata(client);
 	int i;
 
-	mutex_lock(&data->update_lock);
+	down(&data->update_lock);
 
 	if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
 	    || !data->valid) {
@@ -789,7 +788,7 @@ static struct via686a_data *via686a_update_device(struct device *dev)
 		data->valid = 1;
 	}
 
-	mutex_unlock(&data->update_lock);
+	up(&data->update_lock);
 
 	return data;
 }