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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

45
drivers/hwmon/asb100.c
View File

@ -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 @@ static u8 DIV_TO_REG(long val)
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 @@ static ssize_t set_in_##reg(struct device *dev, const char *buf, \
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 @@ static ssize_t set_fan_min(struct device *dev, const char *buf,
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 @@ static ssize_t set_fan_div(struct device *dev, const char *buf,
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 @@ static ssize_t set_fan_div(struct device *dev, const char *buf,
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 @@ static ssize_t set_##reg(struct device *dev, const char *buf, \
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 @@ static ssize_t set_##reg(struct device *dev, const char *buf, \
} \
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 @@ static ssize_t set_pwm1(struct device *dev, struct device_attribute *attr, const
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 @@ static ssize_t set_pwm_enable1(struct device *dev, struct device_attribute *attr
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 @@ static int asb100_detect(struct i2c_adapter *adapter, int address, int kind)
}
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 @@ static int asb100_detect(struct i2c_adapter *adapter, int address, int kind)
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 @@ static int asb100_read_value(struct i2c_client *client, u16 reg)
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 @@ static int asb100_read_value(struct i2c_client *client, u16 reg)
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 @@ static void asb100_write_value(struct i2c_client *client, u16 reg, u16 value)
struct i2c_client *cl;
int bank;
down(&data->lock);
mutex_lock(&data->lock);
bank = (reg >> 8) & 0x0f;
if (bank > 2)
@ -960,7 +961,7 @@ static void asb100_write_value(struct i2c_client *client, u16 reg, u16 value)
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 @@ static struct asb100_data *asb100_update_device(struct device *dev)
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 @@ static struct asb100_data *asb100_update_device(struct device *dev)
dev_dbg(&client->dev, "... device update complete\n");
}
up(&data->update_lock);
mutex_unlock(&data->update_lock);
return data;
}