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-rw-r--r--drivers/hwmon/lm83.c111
1 files changed, 50 insertions, 61 deletions
diff --git a/drivers/hwmon/lm83.c b/drivers/hwmon/lm83.c
index 90cba322e840..f9fcc91d02ca 100644
--- a/drivers/hwmon/lm83.c
+++ b/drivers/hwmon/lm83.c
@@ -107,40 +107,6 @@ static const u8 LM83_REG_W_HIGH[] = {
};
/*
- * Functions declaration
- */
-
-static int lm83_detect(struct i2c_client *new_client,
- struct i2c_board_info *info);
-static int lm83_probe(struct i2c_client *client,
- const struct i2c_device_id *id);
-static int lm83_remove(struct i2c_client *client);
-static struct lm83_data *lm83_update_device(struct device *dev);
-
-/*
- * Driver data (common to all clients)
- */
-
-static const struct i2c_device_id lm83_id[] = {
- { "lm83", lm83 },
- { "lm82", lm82 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, lm83_id);
-
-static struct i2c_driver lm83_driver = {
- .class = I2C_CLASS_HWMON,
- .driver = {
- .name = "lm83",
- },
- .probe = lm83_probe,
- .remove = lm83_remove,
- .id_table = lm83_id,
- .detect = lm83_detect,
- .address_list = normal_i2c,
-};
-
-/*
* Client data (each client gets its own)
*/
@@ -157,6 +123,36 @@ struct lm83_data {
u16 alarms; /* bitvector, combined */
};
+static struct lm83_data *lm83_update_device(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct lm83_data *data = i2c_get_clientdata(client);
+
+ mutex_lock(&data->update_lock);
+
+ if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) {
+ int nr;
+
+ dev_dbg(&client->dev, "Updating lm83 data.\n");
+ for (nr = 0; nr < 9; nr++) {
+ data->temp[nr] =
+ i2c_smbus_read_byte_data(client,
+ LM83_REG_R_TEMP[nr]);
+ }
+ data->alarms =
+ i2c_smbus_read_byte_data(client, LM83_REG_R_STATUS1)
+ + (i2c_smbus_read_byte_data(client, LM83_REG_R_STATUS2)
+ << 8);
+
+ data->last_updated = jiffies;
+ data->valid = 1;
+ }
+
+ mutex_unlock(&data->update_lock);
+
+ return data;
+}
+
/*
* Sysfs stuff
*/
@@ -390,35 +386,28 @@ static int lm83_remove(struct i2c_client *client)
return 0;
}
-static struct lm83_data *lm83_update_device(struct device *dev)
-{
- struct i2c_client *client = to_i2c_client(dev);
- struct lm83_data *data = i2c_get_clientdata(client);
-
- mutex_lock(&data->update_lock);
-
- if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) {
- int nr;
-
- dev_dbg(&client->dev, "Updating lm83 data.\n");
- for (nr = 0; nr < 9; nr++) {
- data->temp[nr] =
- i2c_smbus_read_byte_data(client,
- LM83_REG_R_TEMP[nr]);
- }
- data->alarms =
- i2c_smbus_read_byte_data(client, LM83_REG_R_STATUS1)
- + (i2c_smbus_read_byte_data(client, LM83_REG_R_STATUS2)
- << 8);
-
- data->last_updated = jiffies;
- data->valid = 1;
- }
+/*
+ * Driver data (common to all clients)
+ */
- mutex_unlock(&data->update_lock);
+static const struct i2c_device_id lm83_id[] = {
+ { "lm83", lm83 },
+ { "lm82", lm82 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, lm83_id);
- return data;
-}
+static struct i2c_driver lm83_driver = {
+ .class = I2C_CLASS_HWMON,
+ .driver = {
+ .name = "lm83",
+ },
+ .probe = lm83_probe,
+ .remove = lm83_remove,
+ .id_table = lm83_id,
+ .detect = lm83_detect,
+ .address_list = normal_i2c,
+};
module_i2c_driver(lm83_driver);