[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>
diff --git a/drivers/hwmon/asb100.c b/drivers/hwmon/asb100.c
index ae9de63..65b2709 100644
--- a/drivers/hwmon/asb100.c
+++ b/drivers/hwmon/asb100.c
@@ -44,6 +44,7 @@
#include <linux/err.h>
#include <linux/init.h>
#include <linux/jiffies.h>
+#include <linux/mutex.h>
#include "lm75.h"
/*
@@ -182,10 +183,10 @@
struct asb100_data {
struct i2c_client client;
struct class_device *class_dev;
- struct semaphore lock;
+ struct mutex lock;
enum chips type;
- struct semaphore update_lock;
+ struct mutex update_lock;
unsigned long last_updated; /* In jiffies */
/* array of 2 pointers to subclients */
@@ -245,11 +246,11 @@
struct asb100_data *data = i2c_get_clientdata(client); \
unsigned long val = simple_strtoul(buf, NULL, 10); \
\
- down(&data->update_lock); \
+ mutex_lock(&data->update_lock); \
data->in_##reg[nr] = IN_TO_REG(val); \
asb100_write_value(client, ASB100_REG_IN_##REG(nr), \
data->in_##reg[nr]); \
- up(&data->update_lock); \
+ mutex_unlock(&data->update_lock); \
return count; \
}
@@ -331,10 +332,10 @@
struct asb100_data *data = i2c_get_clientdata(client);
u32 val = simple_strtoul(buf, NULL, 10);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr]));
asb100_write_value(client, ASB100_REG_FAN_MIN(nr), data->fan_min[nr]);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
@@ -351,7 +352,7 @@
unsigned long val = simple_strtoul(buf, NULL, 10);
int reg;
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
min = FAN_FROM_REG(data->fan_min[nr],
DIV_FROM_REG(data->fan_div[nr]));
@@ -381,7 +382,7 @@
FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr]));
asb100_write_value(client, ASB100_REG_FAN_MIN(nr), data->fan_min[nr]);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
@@ -461,7 +462,7 @@
struct asb100_data *data = i2c_get_clientdata(client); \
unsigned long val = simple_strtoul(buf, NULL, 10); \
\
- down(&data->update_lock); \
+ mutex_lock(&data->update_lock); \
switch (nr) { \
case 1: case 2: \
data->reg[nr] = LM75_TEMP_TO_REG(val); \
@@ -472,7 +473,7 @@
} \
asb100_write_value(client, ASB100_REG_TEMP_##REG(nr+1), \
data->reg[nr]); \
- up(&data->update_lock); \
+ mutex_unlock(&data->update_lock); \
return count; \
}
@@ -574,11 +575,11 @@
struct asb100_data *data = i2c_get_clientdata(client);
unsigned long val = simple_strtoul(buf, NULL, 10);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
data->pwm &= 0x80; /* keep the enable bit */
data->pwm |= (0x0f & ASB100_PWM_TO_REG(val));
asb100_write_value(client, ASB100_REG_PWM1, data->pwm);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
@@ -595,11 +596,11 @@
struct asb100_data *data = i2c_get_clientdata(client);
unsigned long val = simple_strtoul(buf, NULL, 10);
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
data->pwm &= 0x0f; /* keep the duty cycle bits */
data->pwm |= (val ? 0x80 : 0x00);
asb100_write_value(client, ASB100_REG_PWM1, data->pwm);
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return count;
}
@@ -729,7 +730,7 @@
}
new_client = &data->client;
- init_MUTEX(&data->lock);
+ mutex_init(&data->lock);
i2c_set_clientdata(new_client, data);
new_client->addr = address;
new_client->adapter = adapter;
@@ -789,7 +790,7 @@
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)))
@@ -885,7 +886,7 @@
struct i2c_client *cl;
int res, bank;
- down(&data->lock);
+ mutex_lock(&data->lock);
bank = (reg >> 8) & 0x0f;
if (bank > 2)
@@ -919,7 +920,7 @@
if (bank > 2)
i2c_smbus_write_byte_data(client, ASB100_REG_BANK, 0);
- up(&data->lock);
+ mutex_unlock(&data->lock);
return res;
}
@@ -930,7 +931,7 @@
struct i2c_client *cl;
int bank;
- down(&data->lock);
+ mutex_lock(&data->lock);
bank = (reg >> 8) & 0x0f;
if (bank > 2)
@@ -960,7 +961,7 @@
if (bank > 2)
i2c_smbus_write_byte_data(client, ASB100_REG_BANK, 0);
- up(&data->lock);
+ mutex_unlock(&data->lock);
}
static void asb100_init_client(struct i2c_client *client)
@@ -984,7 +985,7 @@
struct asb100_data *data = i2c_get_clientdata(client);
int i;
- down(&data->update_lock);
+ mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
@@ -1042,7 +1043,7 @@
dev_dbg(&client->dev, "... device update complete\n");
}
- up(&data->update_lock);
+ mutex_unlock(&data->update_lock);
return data;
}