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authorGuenter Roeck <linux@roeck-us.net>2014-04-16 08:28:15 +0400
committerGuenter Roeck <linux@roeck-us.net>2014-05-22 03:02:24 +0400
commitd397276b0c833b0089cb19d94fbc35a43ada58a7 (patch)
tree20a873ae6c1b15d6046d2a50aa9d022cc12a50bf /drivers/hwmon/jc42.c
parent51585befb4c3c629980b5b252a0caaeeac3b7d73 (diff)
downloadlinux-d397276b0c833b0089cb19d94fbc35a43ada58a7.tar.xz
hwmon: (jc42) Rearrange code to avoid forward declarations
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/jc42.c')
-rw-r--r--drivers/hwmon/jc42.c186
1 files changed, 89 insertions, 97 deletions
diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index 6013611e4f21..ba1a3f781fde 100644
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -176,65 +176,6 @@ struct jc42_data {
u16 temp_max;
};
-static int jc42_probe(struct i2c_client *client,
- const struct i2c_device_id *id);
-static int jc42_detect(struct i2c_client *client, struct i2c_board_info *info);
-static int jc42_remove(struct i2c_client *client);
-
-static struct jc42_data *jc42_update_device(struct device *dev);
-
-static const struct i2c_device_id jc42_id[] = {
- { "jc42", 0 },
- { }
-};
-MODULE_DEVICE_TABLE(i2c, jc42_id);
-
-#ifdef CONFIG_PM
-
-static int jc42_suspend(struct device *dev)
-{
- struct jc42_data *data = dev_get_drvdata(dev);
-
- data->config |= JC42_CFG_SHUTDOWN;
- i2c_smbus_write_word_swapped(data->client, JC42_REG_CONFIG,
- data->config);
- return 0;
-}
-
-static int jc42_resume(struct device *dev)
-{
- struct jc42_data *data = dev_get_drvdata(dev);
-
- data->config &= ~JC42_CFG_SHUTDOWN;
- i2c_smbus_write_word_swapped(data->client, JC42_REG_CONFIG,
- data->config);
- return 0;
-}
-
-static const struct dev_pm_ops jc42_dev_pm_ops = {
- .suspend = jc42_suspend,
- .resume = jc42_resume,
-};
-
-#define JC42_DEV_PM_OPS (&jc42_dev_pm_ops)
-#else
-#define JC42_DEV_PM_OPS NULL
-#endif /* CONFIG_PM */
-
-/* This is the driver that will be inserted */
-static struct i2c_driver jc42_driver = {
- .class = I2C_CLASS_SPD,
- .driver = {
- .name = "jc42",
- .pm = JC42_DEV_PM_OPS,
- },
- .probe = jc42_probe,
- .remove = jc42_remove,
- .id_table = jc42_id,
- .detect = jc42_detect,
- .address_list = normal_i2c,
-};
-
#define JC42_TEMP_MIN_EXTENDED (-40000)
#define JC42_TEMP_MIN 0
#define JC42_TEMP_MAX 125000
@@ -261,6 +202,53 @@ static int jc42_temp_from_reg(s16 reg)
return reg * 125 / 2;
}
+static struct jc42_data *jc42_update_device(struct device *dev)
+{
+ struct jc42_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
+ struct jc42_data *ret = data;
+ int val;
+
+ mutex_lock(&data->update_lock);
+
+ if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
+ val = i2c_smbus_read_word_swapped(client, JC42_REG_TEMP);
+ if (val < 0) {
+ ret = ERR_PTR(val);
+ goto abort;
+ }
+ data->temp_input = val;
+
+ val = i2c_smbus_read_word_swapped(client,
+ JC42_REG_TEMP_CRITICAL);
+ if (val < 0) {
+ ret = ERR_PTR(val);
+ goto abort;
+ }
+ data->temp_crit = val;
+
+ val = i2c_smbus_read_word_swapped(client, JC42_REG_TEMP_LOWER);
+ if (val < 0) {
+ ret = ERR_PTR(val);
+ goto abort;
+ }
+ data->temp_min = val;
+
+ val = i2c_smbus_read_word_swapped(client, JC42_REG_TEMP_UPPER);
+ if (val < 0) {
+ ret = ERR_PTR(val);
+ goto abort;
+ }
+ data->temp_max = val;
+
+ data->last_updated = jiffies;
+ data->valid = true;
+ }
+abort:
+ mutex_unlock(&data->update_lock);
+ return ret;
+}
+
/* sysfs stuff */
/* read routines for temperature limits */
@@ -537,52 +525,56 @@ static int jc42_remove(struct i2c_client *client)
return 0;
}
-static struct jc42_data *jc42_update_device(struct device *dev)
+#ifdef CONFIG_PM
+
+static int jc42_suspend(struct device *dev)
{
struct jc42_data *data = dev_get_drvdata(dev);
- struct i2c_client *client = data->client;
- struct jc42_data *ret = data;
- int val;
- mutex_lock(&data->update_lock);
+ data->config |= JC42_CFG_SHUTDOWN;
+ i2c_smbus_write_word_swapped(data->client, JC42_REG_CONFIG,
+ data->config);
+ return 0;
+}
- if (time_after(jiffies, data->last_updated + HZ) || !data->valid) {
- val = i2c_smbus_read_word_swapped(client, JC42_REG_TEMP);
- if (val < 0) {
- ret = ERR_PTR(val);
- goto abort;
- }
- data->temp_input = val;
+static int jc42_resume(struct device *dev)
+{
+ struct jc42_data *data = dev_get_drvdata(dev);
- val = i2c_smbus_read_word_swapped(client,
- JC42_REG_TEMP_CRITICAL);
- if (val < 0) {
- ret = ERR_PTR(val);
- goto abort;
- }
- data->temp_crit = val;
+ data->config &= ~JC42_CFG_SHUTDOWN;
+ i2c_smbus_write_word_swapped(data->client, JC42_REG_CONFIG,
+ data->config);
+ return 0;
+}
- val = i2c_smbus_read_word_swapped(client, JC42_REG_TEMP_LOWER);
- if (val < 0) {
- ret = ERR_PTR(val);
- goto abort;
- }
- data->temp_min = val;
+static const struct dev_pm_ops jc42_dev_pm_ops = {
+ .suspend = jc42_suspend,
+ .resume = jc42_resume,
+};
- val = i2c_smbus_read_word_swapped(client, JC42_REG_TEMP_UPPER);
- if (val < 0) {
- ret = ERR_PTR(val);
- goto abort;
- }
- data->temp_max = val;
+#define JC42_DEV_PM_OPS (&jc42_dev_pm_ops)
+#else
+#define JC42_DEV_PM_OPS NULL
+#endif /* CONFIG_PM */
- data->last_updated = jiffies;
- data->valid = true;
- }
-abort:
- mutex_unlock(&data->update_lock);
- return ret;
-}
+static const struct i2c_device_id jc42_id[] = {
+ { "jc42", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, jc42_id);
+
+static struct i2c_driver jc42_driver = {
+ .class = I2C_CLASS_SPD,
+ .driver = {
+ .name = "jc42",
+ .pm = JC42_DEV_PM_OPS,
+ },
+ .probe = jc42_probe,
+ .remove = jc42_remove,
+ .id_table = jc42_id,
+ .detect = jc42_detect,
+ .address_list = normal_i2c,
+};
module_i2c_driver(jc42_driver);