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path: root/drivers/hwmon/thmc50.c
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Diffstat (limited to 'drivers/hwmon/thmc50.c')
-rw-r--r--drivers/hwmon/thmc50.c31
1 files changed, 12 insertions, 19 deletions
diff --git a/drivers/hwmon/thmc50.c b/drivers/hwmon/thmc50.c
index add9f019b24..db288db7d3e 100644
--- a/drivers/hwmon/thmc50.c
+++ b/drivers/hwmon/thmc50.c
@@ -28,6 +28,7 @@
#include <linux/hwmon-sysfs.h>
#include <linux/err.h>
#include <linux/mutex.h>
+#include <linux/jiffies.h>
MODULE_LICENSE("GPL");
@@ -40,8 +41,8 @@ enum chips { thmc50, adm1022 };
static unsigned short adm1022_temp3[16];
static unsigned int adm1022_temp3_num;
module_param_array(adm1022_temp3, ushort, &adm1022_temp3_num, 0);
-MODULE_PARM_DESC(adm1022_temp3, "List of adapter,address pairs "
- "to enable 3rd temperature (ADM1022 only)");
+MODULE_PARM_DESC(adm1022_temp3,
+ "List of adapter,address pairs to enable 3rd temperature (ADM1022 only)");
/* Many THMC50 constants specified below */
@@ -133,7 +134,7 @@ static ssize_t set_analog_out(struct device *dev,
return err;
mutex_lock(&data->update_lock);
- data->analog_out = SENSORS_LIMIT(tmp, 0, 255);
+ data->analog_out = clamp_val(tmp, 0, 255);
i2c_smbus_write_byte_data(client, THMC50_REG_ANALOG_OUT,
data->analog_out);
@@ -186,7 +187,7 @@ static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
return err;
mutex_lock(&data->update_lock);
- data->temp_min[nr] = SENSORS_LIMIT(val / 1000, -128, 127);
+ data->temp_min[nr] = clamp_val(val / 1000, -128, 127);
i2c_smbus_write_byte_data(client, THMC50_REG_TEMP_MIN[nr],
data->temp_min[nr]);
mutex_unlock(&data->update_lock);
@@ -215,7 +216,7 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
return err;
mutex_lock(&data->update_lock);
- data->temp_max[nr] = SENSORS_LIMIT(val / 1000, -128, 127);
+ data->temp_max[nr] = clamp_val(val / 1000, -128, 127);
i2c_smbus_write_byte_data(client, THMC50_REG_TEMP_MAX[nr],
data->temp_max[nr]);
mutex_unlock(&data->update_lock);
@@ -311,8 +312,7 @@ static int thmc50_detect(struct i2c_client *client,
const char *type_name;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
- pr_debug("thmc50: detect failed, "
- "smbus byte data not supported!\n");
+ pr_debug("thmc50: detect failed, smbus byte data not supported!\n");
return -ENODEV;
}
@@ -361,12 +361,10 @@ static int thmc50_probe(struct i2c_client *client,
struct thmc50_data *data;
int err;
- data = kzalloc(sizeof(struct thmc50_data), GFP_KERNEL);
- if (!data) {
- pr_debug("thmc50: detect failed, kzalloc failed!\n");
- err = -ENOMEM;
- goto exit;
- }
+ data = devm_kzalloc(&client->dev, sizeof(struct thmc50_data),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
i2c_set_clientdata(client, data);
data->type = id->driver_data;
@@ -377,7 +375,7 @@ static int thmc50_probe(struct i2c_client *client,
/* Register sysfs hooks */
err = sysfs_create_group(&client->dev.kobj, &thmc50_group);
if (err)
- goto exit_free;
+ return err;
/* Register ADM1022 sysfs hooks */
if (data->has_temp3) {
@@ -400,9 +398,6 @@ exit_remove_sysfs:
sysfs_remove_group(&client->dev.kobj, &temp3_group);
exit_remove_sysfs_thmc50:
sysfs_remove_group(&client->dev.kobj, &thmc50_group);
-exit_free:
- kfree(data);
-exit:
return err;
}
@@ -415,8 +410,6 @@ static int thmc50_remove(struct i2c_client *client)
if (data->has_temp3)
sysfs_remove_group(&client->dev.kobj, &temp3_group);
- kfree(data);
-
return 0;
}