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[PATCH] hwmon: Semaphore to mutex conversions

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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>
This commit is contained in:
Ingo Molnar
2006-01-18 23:19:26 +01:00
committed by Greg Kroah-Hartman
parent 3fb9a65529
commit 9a61bf6300
36 changed files with 632 additions and 596 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/hwmon/adm1025.c
View File

@ -53,6 +53,7 @@
#include <linux/hwmon.h>
#include <linux/hwmon-vid.h>
#include <linux/err.h>
#include <linux/mutex.h>
/*
* Addresses to scan
@ -133,7 +134,7 @@ static struct i2c_driver adm1025_driver = {
struct adm1025_data {
struct i2c_client client;
struct class_device *class_dev;
struct semaphore update_lock;
struct mutex update_lock;
char valid; /* zero until following fields are valid */
unsigned long last_updated; /* in jiffies */
@ -207,11 +208,11 @@ 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); \
\
down(&data->update_lock); \
mutex_lock(&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]); \
up(&data->update_lock); \
mutex_unlock(&data->update_lock); \
return count; \
} \
static ssize_t set_in##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \
@ -221,11 +222,11 @@ 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); \
\
down(&data->update_lock); \
mutex_lock(&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]); \
up(&data->update_lock); \
mutex_unlock(&data->update_lock); \
return count; \
} \
static DEVICE_ATTR(in##offset##_min, S_IWUSR | S_IRUGO, \
@ -247,11 +248,11 @@ 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); \
\
down(&data->update_lock); \
mutex_lock(&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]); \
up(&data->update_lock); \
mutex_unlock(&data->update_lock); \
return count; \
} \
static ssize_t set_temp##offset##_max(struct device *dev, struct device_attribute *attr, const char *buf, \
@ -261,11 +262,11 @@ 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); \
\
down(&data->update_lock); \
mutex_lock(&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]); \
up(&data->update_lock); \
mutex_unlock(&data->update_lock); \
return count; \
} \
static DEVICE_ATTR(temp##offset##_min, S_IWUSR | S_IRUGO, \
@ -404,7 +405,7 @@ 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;
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)))
@ -523,7 +524,7 @@ 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);
down(&data->update_lock);
mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) {
int i;
@ -558,7 +559,7 @@ static struct adm1025_data *adm1025_update_device(struct device *dev)
data->valid = 1;
}
up(&data->update_lock);
mutex_unlock(&data->update_lock);
return data;
}