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hwmon: (adm1025) Avoid forward declaration
authorAxel Lin <axel.lin@ingics.com>
Thu, 3 Jul 2014 13:48:15 +0000 (21:48 +0800)
committerGuenter Roeck <linux@roeck-us.net>
Mon, 4 Aug 2014 14:01:36 +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/adm1025.c

index 9ffc4c8..0533c2c 100644 (file)
@@ -103,41 +103,6 @@ static const int in_scale[6] = { 2500, 2250, 3300, 5000, 12000, 3300 };
                                   (val) + 500) / 1000))
 
 /*
- * Functions declaration
- */
-
-static int adm1025_probe(struct i2c_client *client,
-                        const struct i2c_device_id *id);
-static int adm1025_detect(struct i2c_client *client,
-                         struct i2c_board_info *info);
-static void adm1025_init_client(struct i2c_client *client);
-static int adm1025_remove(struct i2c_client *client);
-static struct adm1025_data *adm1025_update_device(struct device *dev);
-
-/*
- * Driver data (common to all clients)
- */
-
-static const struct i2c_device_id adm1025_id[] = {
-       { "adm1025", adm1025 },
-       { "ne1619", ne1619 },
-       { }
-};
-MODULE_DEVICE_TABLE(i2c, adm1025_id);
-
-static struct i2c_driver adm1025_driver = {
-       .class          = I2C_CLASS_HWMON,
-       .driver = {
-               .name   = "adm1025",
-       },
-       .probe          = adm1025_probe,
-       .remove         = adm1025_remove,
-       .id_table       = adm1025_id,
-       .detect         = adm1025_detect,
-       .address_list   = normal_i2c,
-};
-
-/*
  * Client data (each client gets its own)
  */
 
@@ -158,6 +123,51 @@ struct adm1025_data {
        u8 vrm;
 };
 
+static struct adm1025_data *adm1025_update_device(struct device *dev)
+{
+       struct i2c_client *client = to_i2c_client(dev);
+       struct adm1025_data *data = i2c_get_clientdata(client);
+
+       mutex_lock(&data->update_lock);
+
+       if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) {
+               int i;
+
+               dev_dbg(&client->dev, "Updating data.\n");
+               for (i = 0; i < 6; i++) {
+                       data->in[i] = i2c_smbus_read_byte_data(client,
+                                     ADM1025_REG_IN(i));
+                       data->in_min[i] = i2c_smbus_read_byte_data(client,
+                                         ADM1025_REG_IN_MIN(i));
+                       data->in_max[i] = i2c_smbus_read_byte_data(client,
+                                         ADM1025_REG_IN_MAX(i));
+               }
+               for (i = 0; i < 2; i++) {
+                       data->temp[i] = i2c_smbus_read_byte_data(client,
+                                       ADM1025_REG_TEMP(i));
+                       data->temp_min[i] = i2c_smbus_read_byte_data(client,
+                                           ADM1025_REG_TEMP_LOW(i));
+                       data->temp_max[i] = i2c_smbus_read_byte_data(client,
+                                           ADM1025_REG_TEMP_HIGH(i));
+               }
+               data->alarms = i2c_smbus_read_byte_data(client,
+                              ADM1025_REG_STATUS1)
+                            | (i2c_smbus_read_byte_data(client,
+                               ADM1025_REG_STATUS2) << 8);
+               data->vid = (i2c_smbus_read_byte_data(client,
+                            ADM1025_REG_VID) & 0x0f)
+                         | ((i2c_smbus_read_byte_data(client,
+                             ADM1025_REG_VID4) & 0x01) << 4);
+
+               data->last_updated = jiffies;
+               data->valid = 1;
+       }
+
+       mutex_unlock(&data->update_lock);
+
+       return data;
+}
+
 /*
  * Sysfs stuff
  */
@@ -470,6 +480,48 @@ static int adm1025_detect(struct i2c_client *client,
        return 0;
 }
 
+static void adm1025_init_client(struct i2c_client *client)
+{
+       u8 reg;
+       struct adm1025_data *data = i2c_get_clientdata(client);
+       int i;
+
+       data->vrm = vid_which_vrm();
+
+       /*
+        * Set high limits
+        * Usually we avoid setting limits on driver init, but it happens
+        * that the ADM1025 comes with stupid default limits (all registers
+        * set to 0). In case the chip has not gone through any limit
+        * setting yet, we better set the high limits to the max so that
+        * no alarm triggers.
+        */
+       for (i = 0; i < 6; i++) {
+               reg = i2c_smbus_read_byte_data(client,
+                                              ADM1025_REG_IN_MAX(i));
+               if (reg == 0)
+                       i2c_smbus_write_byte_data(client,
+                                                 ADM1025_REG_IN_MAX(i),
+                                                 0xFF);
+       }
+       for (i = 0; i < 2; i++) {
+               reg = i2c_smbus_read_byte_data(client,
+                                              ADM1025_REG_TEMP_HIGH(i));
+               if (reg == 0)
+                       i2c_smbus_write_byte_data(client,
+                                                 ADM1025_REG_TEMP_HIGH(i),
+                                                 0x7F);
+       }
+
+       /*
+        * Start the conversions
+        */
+       reg = i2c_smbus_read_byte_data(client, ADM1025_REG_CONFIG);
+       if (!(reg & 0x01))
+               i2c_smbus_write_byte_data(client, ADM1025_REG_CONFIG,
+                                         (reg&0x7E)|0x01);
+}
+
 static int adm1025_probe(struct i2c_client *client,
                         const struct i2c_device_id *id)
 {
@@ -515,48 +567,6 @@ exit_remove:
        return err;
 }
 
-static void adm1025_init_client(struct i2c_client *client)
-{
-       u8 reg;
-       struct adm1025_data *data = i2c_get_clientdata(client);
-       int i;
-
-       data->vrm = vid_which_vrm();
-
-       /*
-        * Set high limits
-        * Usually we avoid setting limits on driver init, but it happens
-        * that the ADM1025 comes with stupid default limits (all registers
-        * set to 0). In case the chip has not gone through any limit
-        * setting yet, we better set the high limits to the max so that
-        * no alarm triggers.
-        */
-       for (i = 0; i < 6; i++) {
-               reg = i2c_smbus_read_byte_data(client,
-                                              ADM1025_REG_IN_MAX(i));
-               if (reg == 0)
-                       i2c_smbus_write_byte_data(client,
-                                                 ADM1025_REG_IN_MAX(i),
-                                                 0xFF);
-       }
-       for (i = 0; i < 2; i++) {
-               reg = i2c_smbus_read_byte_data(client,
-                                              ADM1025_REG_TEMP_HIGH(i));
-               if (reg == 0)
-                       i2c_smbus_write_byte_data(client,
-                                                 ADM1025_REG_TEMP_HIGH(i),
-                                                 0x7F);
-       }
-
-       /*
-        * Start the conversions
-        */
-       reg = i2c_smbus_read_byte_data(client, ADM1025_REG_CONFIG);
-       if (!(reg & 0x01))
-               i2c_smbus_write_byte_data(client, ADM1025_REG_CONFIG,
-                                         (reg&0x7E)|0x01);
-}
-
 static int adm1025_remove(struct i2c_client *client)
 {
        struct adm1025_data *data = i2c_get_clientdata(client);
@@ -568,50 +578,24 @@ static int adm1025_remove(struct i2c_client *client)
        return 0;
 }
 
-static struct adm1025_data *adm1025_update_device(struct device *dev)
-{
-       struct i2c_client *client = to_i2c_client(dev);
-       struct adm1025_data *data = i2c_get_clientdata(client);
-
-       mutex_lock(&data->update_lock);
-
-       if (time_after(jiffies, data->last_updated + HZ * 2) || !data->valid) {
-               int i;
-
-               dev_dbg(&client->dev, "Updating data.\n");
-               for (i = 0; i < 6; i++) {
-                       data->in[i] = i2c_smbus_read_byte_data(client,
-                                     ADM1025_REG_IN(i));
-                       data->in_min[i] = i2c_smbus_read_byte_data(client,
-                                         ADM1025_REG_IN_MIN(i));
-                       data->in_max[i] = i2c_smbus_read_byte_data(client,
-                                         ADM1025_REG_IN_MAX(i));
-               }
-               for (i = 0; i < 2; i++) {
-                       data->temp[i] = i2c_smbus_read_byte_data(client,
-                                       ADM1025_REG_TEMP(i));
-                       data->temp_min[i] = i2c_smbus_read_byte_data(client,
-                                           ADM1025_REG_TEMP_LOW(i));
-                       data->temp_max[i] = i2c_smbus_read_byte_data(client,
-                                           ADM1025_REG_TEMP_HIGH(i));
-               }
-               data->alarms = i2c_smbus_read_byte_data(client,
-                              ADM1025_REG_STATUS1)
-                            | (i2c_smbus_read_byte_data(client,
-                               ADM1025_REG_STATUS2) << 8);
-               data->vid = (i2c_smbus_read_byte_data(client,
-                            ADM1025_REG_VID) & 0x0f)
-                         | ((i2c_smbus_read_byte_data(client,
-                             ADM1025_REG_VID4) & 0x01) << 4);
-
-               data->last_updated = jiffies;
-               data->valid = 1;
-       }
-
-       mutex_unlock(&data->update_lock);
+static const struct i2c_device_id adm1025_id[] = {
+       { "adm1025", adm1025 },
+       { "ne1619", ne1619 },
+       { }
+};
+MODULE_DEVICE_TABLE(i2c, adm1025_id);
 
-       return data;
-}
+static struct i2c_driver adm1025_driver = {
+       .class          = I2C_CLASS_HWMON,
+       .driver = {
+               .name   = "adm1025",
+       },
+       .probe          = adm1025_probe,
+       .remove         = adm1025_remove,
+       .id_table       = adm1025_id,
+       .detect         = adm1025_detect,
+       .address_list   = normal_i2c,
+};
 
 module_i2c_driver(adm1025_driver);