From 9a61bf6300533d3b64d7ff29adfec00e596de67d Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Wed, 18 Jan 2006 23:19:26 +0100 Subject: [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 Signed-off-by: Jean Delvare Signed-off-by: Greg Kroah-Hartman --- drivers/hwmon/max1619.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) (limited to 'drivers/hwmon/max1619.c') diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c index 3abe330b22c..b4135b5971f 100644 --- a/drivers/hwmon/max1619.c +++ b/drivers/hwmon/max1619.c @@ -33,6 +33,7 @@ #include #include #include +#include static unsigned short normal_i2c[] = { 0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, @@ -104,7 +105,7 @@ static struct i2c_driver max1619_driver = { struct max1619_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 */ @@ -141,10 +142,10 @@ static ssize_t set_##value(struct device *dev, struct device_attribute *attr, co struct max1619_data *data = i2c_get_clientdata(client); \ long val = simple_strtol(buf, NULL, 10); \ \ - down(&data->update_lock); \ + mutex_lock(&data->update_lock); \ data->value = TEMP_TO_REG(val); \ i2c_smbus_write_byte_data(client, reg, data->value); \ - up(&data->update_lock); \ + mutex_unlock(&data->update_lock); \ return count; \ } @@ -262,7 +263,7 @@ static int max1619_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))) @@ -330,7 +331,7 @@ static struct max1619_data *max1619_update_device(struct device *dev) struct i2c_client *client = to_i2c_client(dev); struct max1619_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) { dev_dbg(&client->dev, "Updating max1619 data.\n"); @@ -353,7 +354,7 @@ static struct max1619_data *max1619_update_device(struct device *dev) data->valid = 1; } - up(&data->update_lock); + mutex_unlock(&data->update_lock); return data; } -- cgit v1.2.3