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hwmon: (adm1021) Avoid forward declaration

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Reorder functions to avoid forward declaration.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Axel Lin 2014-07-03 21:45:33 +08:00 committed by Guenter Roeck
parent d1b9c3f503
commit 48995bc4bb
1 changed files with 83 additions and 92 deletions
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175
drivers/hwmon/adm1021.c
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@ -98,41 +98,63 @@ struct adm1021_data {
u8 remote_temp_offset_prec;
};
static int adm1021_probe(struct i2c_client *client,
const struct i2c_device_id *id);
static int adm1021_detect(struct i2c_client *client,
struct i2c_board_info *info);
static void adm1021_init_client(struct i2c_client *client);
static struct adm1021_data *adm1021_update_device(struct device *dev);
/* (amalysh) read only mode, otherwise any limit's writing confuse BIOS */
static bool read_only;
static struct adm1021_data *adm1021_update_device(struct device *dev)
{
struct adm1021_data *data = dev_get_drvdata(dev);
struct i2c_client *client = data->client;
static const struct i2c_device_id adm1021_id[] = {
{ "adm1021", adm1021 },
{ "adm1023", adm1023 },
{ "max1617", max1617 },
{ "max1617a", max1617a },
{ "thmc10", thmc10 },
{ "lm84", lm84 },
{ "gl523sm", gl523sm },
{ "mc1066", mc1066 },
{ }
};
MODULE_DEVICE_TABLE(i2c, adm1021_id);
mutex_lock(&data->update_lock);
/* This is the driver that will be inserted */
static struct i2c_driver adm1021_driver = {
.class = I2C_CLASS_HWMON,
.driver = {
.name = "adm1021",
},
.probe = adm1021_probe,
.id_table = adm1021_id,
.detect = adm1021_detect,
.address_list = normal_i2c,
};
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
int i;
dev_dbg(dev, "Starting adm1021 update\n");
for (i = 0; i < 2; i++) {
data->temp[i] = 1000 *
(s8) i2c_smbus_read_byte_data(
client, ADM1021_REG_TEMP(i));
data->temp_max[i] = 1000 *
(s8) i2c_smbus_read_byte_data(
client, ADM1021_REG_TOS_R(i));
if (data->type != lm84) {
data->temp_min[i] = 1000 *
(s8) i2c_smbus_read_byte_data(client,
ADM1021_REG_THYST_R(i));
}
}
data->alarms = i2c_smbus_read_byte_data(client,
ADM1021_REG_STATUS) & 0x7c;
if (data->type == adm1023) {
/*
* The ADM1023 provides 3 extra bits of precision for
* the remote sensor in extra registers.
*/
data->temp[1] += 125 * (i2c_smbus_read_byte_data(
client, ADM1023_REG_REM_TEMP_PREC) >> 5);
data->temp_max[1] += 125 * (i2c_smbus_read_byte_data(
client, ADM1023_REG_REM_TOS_PREC) >> 5);
data->temp_min[1] += 125 * (i2c_smbus_read_byte_data(
client, ADM1023_REG_REM_THYST_PREC) >> 5);
data->remote_temp_offset =
i2c_smbus_read_byte_data(client,
ADM1023_REG_REM_OFFSET);
data->remote_temp_offset_prec =
i2c_smbus_read_byte_data(client,
ADM1023_REG_REM_OFFSET_PREC);
}
data->last_updated = jiffies;
data->valid = 1;
}
mutex_unlock(&data->update_lock);
return data;
}
static ssize_t show_temp(struct device *dev,
struct device_attribute *devattr, char *buf)
@ -411,6 +433,15 @@ static int adm1021_detect(struct i2c_client *client,
return 0;
}
static void adm1021_init_client(struct i2c_client *client)
{
/* Enable ADC and disable suspend mode */
i2c_smbus_write_byte_data(client, ADM1021_REG_CONFIG_W,
i2c_smbus_read_byte_data(client, ADM1021_REG_CONFIG_R) & 0xBF);
/* Set Conversion rate to 1/sec (this can be tinkered with) */
i2c_smbus_write_byte_data(client, ADM1021_REG_CONV_RATE_W, 0x04);
}
static int adm1021_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@ -440,69 +471,29 @@ static int adm1021_probe(struct i2c_client *client,
return PTR_ERR_OR_ZERO(hwmon_dev);
}
static void adm1021_init_client(struct i2c_client *client)
{
/* Enable ADC and disable suspend mode */
i2c_smbus_write_byte_data(client, ADM1021_REG_CONFIG_W,
i2c_smbus_read_byte_data(client, ADM1021_REG_CONFIG_R) & 0xBF);
/* Set Conversion rate to 1/sec (this can be tinkered with) */
i2c_smbus_write_byte_data(client, ADM1021_REG_CONV_RATE_W, 0x04);
}
static const struct i2c_device_id adm1021_id[] = {
{ "adm1021", adm1021 },
{ "adm1023", adm1023 },
{ "max1617", max1617 },
{ "max1617a", max1617a },
{ "thmc10", thmc10 },
{ "lm84", lm84 },
{ "gl523sm", gl523sm },
{ "mc1066", mc1066 },
{ }
};
MODULE_DEVICE_TABLE(i2c, adm1021_id);
static struct adm1021_data *adm1021_update_device(struct device *dev)
{
struct adm1021_data *data = dev_get_drvdata(dev);
struct i2c_client *client = data->client;
mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
int i;
dev_dbg(dev, "Starting adm1021 update\n");
for (i = 0; i < 2; i++) {
data->temp[i] = 1000 *
(s8) i2c_smbus_read_byte_data(
client, ADM1021_REG_TEMP(i));
data->temp_max[i] = 1000 *
(s8) i2c_smbus_read_byte_data(
client, ADM1021_REG_TOS_R(i));
if (data->type != lm84) {
data->temp_min[i] = 1000 *
(s8) i2c_smbus_read_byte_data(client,
ADM1021_REG_THYST_R(i));
}
}
data->alarms = i2c_smbus_read_byte_data(client,
ADM1021_REG_STATUS) & 0x7c;
if (data->type == adm1023) {
/*
* The ADM1023 provides 3 extra bits of precision for
* the remote sensor in extra registers.
*/
data->temp[1] += 125 * (i2c_smbus_read_byte_data(
client, ADM1023_REG_REM_TEMP_PREC) >> 5);
data->temp_max[1] += 125 * (i2c_smbus_read_byte_data(
client, ADM1023_REG_REM_TOS_PREC) >> 5);
data->temp_min[1] += 125 * (i2c_smbus_read_byte_data(
client, ADM1023_REG_REM_THYST_PREC) >> 5);
data->remote_temp_offset =
i2c_smbus_read_byte_data(client,
ADM1023_REG_REM_OFFSET);
data->remote_temp_offset_prec =
i2c_smbus_read_byte_data(client,
ADM1023_REG_REM_OFFSET_PREC);
}
data->last_updated = jiffies;
data->valid = 1;
}
mutex_unlock(&data->update_lock);
return data;
}
static struct i2c_driver adm1021_driver = {
.class = I2C_CLASS_HWMON,
.driver = {
.name = "adm1021",
},
.probe = adm1021_probe,
.id_table = adm1021_id,
.detect = adm1021_detect,
.address_list = normal_i2c,
};
module_i2c_driver(adm1021_driver);