summaryrefslogtreecommitdiffstats
path: root/drivers/hwmon/adm1021.c
diff options
context:
space:
mode:
authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-23 23:44:19 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-23 23:44:19 -0500
commit1ebbe2b20091d306453a5cf480a87e6cd28ae76f (patch)
treef5cd7a0fa69b8b1938cb5a0faed2e7b0628072a5 /drivers/hwmon/adm1021.c
parentac58c9059da8886b5e8cde012a80266b18ca146e (diff)
parent674a396c6d2ba0341ebdd7c1c9950f32f018e2dd (diff)
Merge branch 'linus'
Diffstat (limited to 'drivers/hwmon/adm1021.c')
-rw-r--r--drivers/hwmon/adm1021.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/hwmon/adm1021.c b/drivers/hwmon/adm1021.c
index 665612729cb..2b6e74dd4a8 100644
--- a/drivers/hwmon/adm1021.c
+++ b/drivers/hwmon/adm1021.c
@@ -26,6 +26,7 @@
#include <linux/i2c.h>
#include <linux/hwmon.h>
#include <linux/err.h>
+#include <linux/mutex.h>
/* Addresses to scan */
@@ -92,7 +93,7 @@ struct adm1021_data {
struct class_device *class_dev;
enum chips type;
- struct semaphore update_lock;
+ struct mutex update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
@@ -162,10 +163,10 @@ static ssize_t set_##value(struct device *dev, struct device_attribute *attr, co
struct adm1021_data *data = i2c_get_clientdata(client); \
int temp = simple_strtoul(buf, NULL, 10); \
\
- down(&data->update_lock); \
+ mutex_lock(&data->update_lock); \
data->value = TEMP_TO_REG(temp); \
adm1021_write_value(client, reg, data->value); \
- up(&data->update_lock); \
+ mutex_unlock(&data->update_lock); \
return count; \
}
set(temp_max, ADM1021_REG_TOS_W);
@@ -275,7 +276,7 @@ static int adm1021_detect(struct i2c_adapter *adapter, int address, int kind)
strlcpy(new_client->name, type_name, I2C_NAME_SIZE);
data->type = kind;
data->valid = 0;
- init_MUTEX(&data->update_lock);
+ mutex_init(&data->update_lock);
/* Tell the I2C layer a new client has arrived */
if ((err = i2c_attach_client(new_client)))
@@ -351,7 +352,7 @@ static struct adm1021_data *adm1021_update_device(struct device *dev)
struct i2c_client *client = to_i2c_client(dev);
struct adm1021_data *data = i2c_get_clientdata(client);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
@@ -375,7 +376,7 @@ static struct adm1021_data *adm1021_update_device(struct device *dev)
data->valid = 1;
}
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return data;
}