hwmon: (smsc47m192) Avoid forward declaration
authorAxel Lin <axel.lin@ingics.com>
Thu, 17 Jul 2014 11:20:53 +0000 (19:20 +0800)
committerGuenter Roeck <linux@roeck-us.net>
Mon, 4 Aug 2014 14:01:39 +0000 (07:01 -0700)
Reorder functions to avoid forward declaration.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
drivers/hwmon/smsc47m192.c

index 34b9a60..fcada5d 100644 (file)
@@ -112,30 +112,69 @@ struct smsc47m192_data {
        u8 vrm;
 };
 
-static int smsc47m192_probe(struct i2c_client *client,
-                           const struct i2c_device_id *id);
-static int smsc47m192_detect(struct i2c_client *client,
-                            struct i2c_board_info *info);
-static int smsc47m192_remove(struct i2c_client *client);
-static struct smsc47m192_data *smsc47m192_update_device(struct device *dev);
+static struct smsc47m192_data *smsc47m192_update_device(struct device *dev)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct smsc47m192_data *data = i2c_get_clientdata(client);
+       int i, config;
 
-static const struct i2c_device_id smsc47m192_id[] = {
-       { "smsc47m192", 0 },
-       { }
-};
-MODULE_DEVICE_TABLE(i2c, smsc47m192_id);
+       mutex_lock(&data->update_lock);
 
-static struct i2c_driver smsc47m192_driver = {
-       .class          = I2C_CLASS_HWMON,
-       .driver = {
-               .name   = "smsc47m192",
-       },
-       .probe          = smsc47m192_probe,
-       .remove         = smsc47m192_remove,
-       .id_table       = smsc47m192_id,
-       .detect         = smsc47m192_detect,
-       .address_list   = normal_i2c,
-};
+       if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
+        || !data->valid) {
+               u8 sfr = i2c_smbus_read_byte_data(client, SMSC47M192_REG_SFR);
+
+               dev_dbg(&client->dev, "Starting smsc47m192 update\n");
+
+               for (i = 0; i <= 7; i++) {
+                       data->in[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_IN(i));
+                       data->in_min[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_IN_MIN(i));
+                       data->in_max[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_IN_MAX(i));
+               }
+               for (i = 0; i < 3; i++) {
+                       data->temp[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_TEMP[i]);
+                       data->temp_max[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_TEMP_MAX[i]);
+                       data->temp_min[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_TEMP_MIN[i]);
+               }
+               for (i = 1; i < 3; i++)
+                       data->temp_offset[i] = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_TEMP_OFFSET(i));
+               /*
+                * first offset is temp_offset[0] if SFR bit 4 is set,
+                * temp_offset[1] otherwise
+                */
+               if (sfr & 0x10) {
+                       data->temp_offset[0] = data->temp_offset[1];
+                       data->temp_offset[1] = 0;
+               } else
+                       data->temp_offset[0] = 0;
+
+               data->vid = i2c_smbus_read_byte_data(client, SMSC47M192_REG_VID)
+                           & 0x0f;
+               config = i2c_smbus_read_byte_data(client,
+                                                 SMSC47M192_REG_CONFIG);
+               if (config & 0x20)
+                       data->vid |= (i2c_smbus_read_byte_data(client,
+                                       SMSC47M192_REG_VID4) & 0x01) << 4;
+               data->alarms = i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_ALARM1) |
+                              (i2c_smbus_read_byte_data(client,
+                                               SMSC47M192_REG_ALARM2) << 8);
+
+               data->last_updated = jiffies;
+               data->valid = 1;
+       }
+
+       mutex_unlock(&data->update_lock);
+
+       return data;
+}
 
 /* Voltages */
 static ssize_t show_in(struct device *dev, struct device_attribute *attr,
@@ -607,69 +646,23 @@ static int smsc47m192_remove(struct i2c_client *client)
        return 0;
 }
 
-static struct smsc47m192_data *smsc47m192_update_device(struct device *dev)
-{
-       struct i2c_client *client = to_i2c_client(dev);
-       struct smsc47m192_data *data = i2c_get_clientdata(client);
-       int i, config;
-
-       mutex_lock(&data->update_lock);
-
-       if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
-        || !data->valid) {
-               u8 sfr = i2c_smbus_read_byte_data(client, SMSC47M192_REG_SFR);
-
-               dev_dbg(&client->dev, "Starting smsc47m192 update\n");
-
-               for (i = 0; i <= 7; i++) {
-                       data->in[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_IN(i));
-                       data->in_min[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_IN_MIN(i));
-                       data->in_max[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_IN_MAX(i));
-               }
-               for (i = 0; i < 3; i++) {
-                       data->temp[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_TEMP[i]);
-                       data->temp_max[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_TEMP_MAX[i]);
-                       data->temp_min[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_TEMP_MIN[i]);
-               }
-               for (i = 1; i < 3; i++)
-                       data->temp_offset[i] = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_TEMP_OFFSET(i));
-               /*
-                * first offset is temp_offset[0] if SFR bit 4 is set,
-                * temp_offset[1] otherwise
-                */
-               if (sfr & 0x10) {
-                       data->temp_offset[0] = data->temp_offset[1];
-                       data->temp_offset[1] = 0;
-               } else
-                       data->temp_offset[0] = 0;
-
-               data->vid = i2c_smbus_read_byte_data(client, SMSC47M192_REG_VID)
-                           & 0x0f;
-               config = i2c_smbus_read_byte_data(client,
-                                                 SMSC47M192_REG_CONFIG);
-               if (config & 0x20)
-                       data->vid |= (i2c_smbus_read_byte_data(client,
-                                       SMSC47M192_REG_VID4) & 0x01) << 4;
-               data->alarms = i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_ALARM1) |
-                              (i2c_smbus_read_byte_data(client,
-                                               SMSC47M192_REG_ALARM2) << 8);
-
-               data->last_updated = jiffies;
-               data->valid = 1;
-       }
-
-       mutex_unlock(&data->update_lock);
+static const struct i2c_device_id smsc47m192_id[] = {
+       { "smsc47m192", 0 },
+       { }
+};
+MODULE_DEVICE_TABLE(i2c, smsc47m192_id);
 
-       return data;
-}
+static struct i2c_driver smsc47m192_driver = {
+       .class          = I2C_CLASS_HWMON,
+       .driver = {
+               .name   = "smsc47m192",
+       },
+       .probe          = smsc47m192_probe,
+       .remove         = smsc47m192_remove,
+       .id_table       = smsc47m192_id,
+       .detect         = smsc47m192_detect,
+       .address_list   = normal_i2c,
+};
 
 module_i2c_driver(smsc47m192_driver);