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authorIngo Molnar <mingo@elte.hu>2006-01-18 23:19:26 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2006-03-23 14:21:52 -0800
commit9a61bf6300533d3b64d7ff29adfec00e596de67d (patch)
treecadce1ae78b51a1dc4c4414699cb590e8c8625e1 /drivers/hwmon/atxp1.c
parent3fb9a65529615944138d527b70174840c95c637a (diff)
downloadop-kernel-dev-9a61bf6300533d3b64d7ff29adfec00e596de67d.zip
op-kernel-dev-9a61bf6300533d3b64d7ff29adfec00e596de67d.tar.gz
[PATCH] hwmon: Semaphore to mutex conversions
convert drivers/hwmon/*.c semaphore use to mutexes. the conversion was generated via scripts, and the result was validated automatically via a script as well. all affected hwmon drivers were build-tested. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/hwmon/atxp1.c')
-rw-r--r--drivers/hwmon/atxp1.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c
index b0c4900..728a1e8 100644
--- a/drivers/hwmon/atxp1.c
+++ b/drivers/hwmon/atxp1.c
@@ -26,6 +26,7 @@
#include <linux/hwmon.h>
#include <linux/hwmon-vid.h>
#include <linux/err.h>
+#include <linux/mutex.h>
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("System voltages control via Attansic ATXP1");
@@ -60,7 +61,7 @@ static struct i2c_driver atxp1_driver = {
struct atxp1_data {
struct i2c_client client;
struct class_device *class_dev;
- struct semaphore update_lock;
+ struct mutex update_lock;
unsigned long last_updated;
u8 valid;
struct {
@@ -80,7 +81,7 @@ static struct atxp1_data * atxp1_update_device(struct device *dev)
client = to_i2c_client(dev);
data = i2c_get_clientdata(client);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
@@ -93,7 +94,7 @@ static struct atxp1_data * atxp1_update_device(struct device *dev)
data->valid = 1;
}
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return(data);
}
@@ -309,7 +310,7 @@ static int atxp1_detect(struct i2c_adapter *adapter, int address, int kind)
data->valid = 0;
- init_MUTEX(&data->update_lock);
+ mutex_init(&data->update_lock);
err = i2c_attach_client(new_client);
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