summaryrefslogtreecommitdiff
path: root/drivers/hwmon/f75375s.c
diff options
context:
space:
mode:
authorGuenter Roeck <guenter.roeck@ericsson.com>2011-12-08 09:54:18 -0800
committerGuenter Roeck <guenter.roeck@ericsson.com>2012-01-05 08:19:29 -0800
commit4fd826ef97867a6e2ea53b089b3890d8914e9606 (patch)
tree64fee5a170270e8f28b12ecadd1e2b9f65f1774b /drivers/hwmon/f75375s.c
parent56badacb922ac6117c8231716265301118b22b17 (diff)
downloadlwn-4fd826ef97867a6e2ea53b089b3890d8914e9606.tar.gz
lwn-4fd826ef97867a6e2ea53b089b3890d8914e9606.zip
hwmon: (f75375s) Fix checkpatch errors and warnings
Clean up driver to follow current coding style. Cc: Riku Voipio <riku.voipio@iki.fi> Reviewed-by: Bjoern Gerhart <oss@extracloud.de> Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Diffstat (limited to 'drivers/hwmon/f75375s.c')
-rw-r--r--drivers/hwmon/f75375s.c86
1 files changed, 68 insertions, 18 deletions
diff --git a/drivers/hwmon/f75375s.c b/drivers/hwmon/f75375s.c
index 95cbfb3a7077..92b939b274b7 100644
--- a/drivers/hwmon/f75375s.c
+++ b/drivers/hwmon/f75375s.c
@@ -6,7 +6,7 @@
* Datasheets available at:
*
* f75375:
- * http://www.fintek.com.tw/files/productfiles/F75375_V026P.pdf
+ * http://www.fintek.com.tw/files/productfiles/F75375_V026P.pdf
*
* f75373:
* http://www.fintek.com.tw/files/productfiles/F75373_V025P.pdf
@@ -146,8 +146,8 @@ static inline int f75375_read8(struct i2c_client *client, u8 reg)
/* in most cases, should be called while holding update_lock */
static inline u16 f75375_read16(struct i2c_client *client, u8 reg)
{
- return ((i2c_smbus_read_byte_data(client, reg) << 8)
- | i2c_smbus_read_byte_data(client, reg + 1));
+ return (i2c_smbus_read_byte_data(client, reg) << 8)
+ | i2c_smbus_read_byte_data(client, reg + 1);
}
static inline void f75375_write8(struct i2c_client *client, u8 reg,
@@ -226,14 +226,14 @@ static inline u16 rpm_from_reg(u16 reg)
{
if (reg == 0 || reg == 0xffff)
return 0;
- return (1500000 / reg);
+ return 1500000 / reg;
}
static inline u16 rpm_to_reg(int rpm)
{
if (rpm < 367 || rpm > 0xffff)
return 0xffff;
- return (1500000 / rpm);
+ return 1500000 / rpm;
}
static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
@@ -242,7 +242,12 @@ static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
mutex_lock(&data->update_lock);
data->fan_min[nr] = rpm_to_reg(val);
@@ -257,7 +262,12 @@ static ssize_t set_fan_exp(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
mutex_lock(&data->update_lock);
data->fan_exp[nr] = rpm_to_reg(val);
@@ -272,7 +282,12 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
mutex_lock(&data->update_lock);
data->pwm[nr] = SENSORS_LIMIT(val, 0, 255);
@@ -327,8 +342,12 @@ static ssize_t set_pwm_enable(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
- int err = 0;
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
mutex_lock(&data->update_lock);
err = set_pwm_enable_direct(client, nr, val);
@@ -342,8 +361,13 @@ static ssize_t set_pwm_mode(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
- u8 conf = 0;
+ unsigned long val;
+ int err;
+ u8 conf;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
if (!(val == 0 || val == 1))
return -EINVAL;
@@ -410,7 +434,13 @@ static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
val = SENSORS_LIMIT(VOLT_TO_REG(val), 0, 0xff);
mutex_lock(&data->update_lock);
data->in_max[nr] = val;
@@ -425,7 +455,13 @@ static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
val = SENSORS_LIMIT(VOLT_TO_REG(val), 0, 0xff);
mutex_lock(&data->update_lock);
data->in_min[nr] = val;
@@ -466,7 +502,13 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtol(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
val = SENSORS_LIMIT(TEMP_TO_REG(val), 0, 127);
mutex_lock(&data->update_lock);
data->temp_high[nr] = val;
@@ -481,7 +523,13 @@ static ssize_t set_temp_max_hyst(struct device *dev,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct f75375_data *data = i2c_get_clientdata(client);
- int val = simple_strtol(buf, NULL, 10);
+ unsigned long val;
+ int err;
+
+ err = kstrtoul(buf, 10, &val);
+ if (err < 0)
+ return err;
+
val = SENSORS_LIMIT(TEMP_TO_REG(val), 0, 127);
mutex_lock(&data->update_lock);
data->temp_max_hyst[nr] = val;
@@ -624,14 +672,16 @@ static int f75375_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter,
I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
- if (!(data = kzalloc(sizeof(struct f75375_data), GFP_KERNEL)))
+ data = kzalloc(sizeof(struct f75375_data), GFP_KERNEL);
+ if (!data)
return -ENOMEM;
i2c_set_clientdata(client, data);
mutex_init(&data->update_lock);
data->kind = id->driver_data;
- if ((err = sysfs_create_group(&client->dev.kobj, &f75375_group)))
+ err = sysfs_create_group(&client->dev.kobj, &f75375_group);
+ if (err)
goto exit_free;
if (data->kind == f75375) {