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提交 bab711ae 编写于 作者: A Axel Lin 提交者： Guenter Roeck
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hwmon: (w83l786ng) Avoid forward declaration 

Reorder functions to avoid forward declaration.
Signed-off-by: NAxel Lin <axel.lin@ingics.com>
Acked-by: NKevin Lo <kevlo@kevlo.org>
Signed-off-by: NGuenter Roeck <linux@roeck-us.net>
上级 562dc973
隐藏空白更改
内联 并排
Showing with 100 addition and 109 deletion
drivers/hwmon/w83l786ng.c
浏览文件 @ bab711ae
......@@ -148,32 +148,6 @@ struct w83l786ng_data {
u8 tolerance[2];
};
static int w83l786ng_probe(struct i2c_client *client,
const struct i2c_device_id *id);
static int w83l786ng_detect(struct i2c_client *client,
struct i2c_board_info *info);
static int w83l786ng_remove(struct i2c_client *client);
static void w83l786ng_init_client(struct i2c_client *client);
static struct w83l786ng_data *w83l786ng_update_device(struct device *dev);
static const struct i2c_device_id w83l786ng_id[] = {
{ "w83l786ng", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, w83l786ng_id);
static struct i2c_driver w83l786ng_driver = {
.class = I2C_CLASS_HWMON,
.driver = {
.name = "w83l786ng",
},
.probe = w83l786ng_probe,
.remove = w83l786ng_remove,
.id_table = w83l786ng_id,
.detect = w83l786ng_detect,
.address_list = normal_i2c,
};
static u8
w83l786ng_read_value(struct i2c_client *client, u8 reg)
{
......@@ -186,6 +160,77 @@ w83l786ng_write_value(struct i2c_client *client, u8 reg, u8 value)
return i2c_smbus_write_byte_data(client, reg, value);
}
static struct w83l786ng_data *w83l786ng_update_device(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct w83l786ng_data *data = i2c_get_clientdata(client);
int i, j;
u8 reg_tmp, pwmcfg;
mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
dev_dbg(&client->dev, "Updating w83l786ng data.\n");
/* Update the voltages measured value and limits */
for (i = 0; i < 3; i++) {
data->in[i] = w83l786ng_read_value(client,
W83L786NG_REG_IN(i));
data->in_min[i] = w83l786ng_read_value(client,
W83L786NG_REG_IN_MIN(i));
data->in_max[i] = w83l786ng_read_value(client,
W83L786NG_REG_IN_MAX(i));
}
/* Update the fan counts and limits */
for (i = 0; i < 2; i++) {
data->fan[i] = w83l786ng_read_value(client,
W83L786NG_REG_FAN(i));
data->fan_min[i] = w83l786ng_read_value(client,
W83L786NG_REG_FAN_MIN(i));
}
/* Update the fan divisor */
reg_tmp = w83l786ng_read_value(client, W83L786NG_REG_FAN_DIV);
data->fan_div[0] = reg_tmp & 0x07;
data->fan_div[1] = (reg_tmp >> 4) & 0x07;
pwmcfg = w83l786ng_read_value(client, W83L786NG_REG_FAN_CFG);
for (i = 0; i < 2; i++) {
data->pwm_mode[i] =
((pwmcfg >> W83L786NG_PWM_MODE_SHIFT[i]) & 1)
? 0 : 1;
data->pwm_enable[i] =
((pwmcfg >> W83L786NG_PWM_ENABLE_SHIFT[i]) & 3) + 1;
data->pwm[i] =
(w83l786ng_read_value(client, W83L786NG_REG_PWM[i])
& 0x0f) * 0x11;
}
/* Update the temperature sensors */
for (i = 0; i < 2; i++) {
for (j = 0; j < 3; j++) {
data->temp[i][j] = w83l786ng_read_value(client,
W83L786NG_REG_TEMP[i][j]);
}
}
/* Update Smart Fan I/II tolerance */
reg_tmp = w83l786ng_read_value(client, W83L786NG_REG_TOLERANCE);
data->tolerance[0] = reg_tmp & 0x0f;
data->tolerance[1] = (reg_tmp >> 4) & 0x0f;
data->last_updated = jiffies;
data->valid = 1;
}
mutex_unlock(&data->update_lock);
return data;
}
/* following are the sysfs callback functions */
#define show_in_reg(reg) \
static ssize_t \
......@@ -662,6 +707,19 @@ w83l786ng_detect(struct i2c_client *client, struct i2c_board_info *info)
return 0;
}
static void w83l786ng_init_client(struct i2c_client *client)
{
u8 tmp;
if (reset)
w83l786ng_write_value(client, W83L786NG_REG_CONFIG, 0x80);
/* Start monitoring */
tmp = w83l786ng_read_value(client, W83L786NG_REG_CONFIG);
if (!(tmp & 0x01))
w83l786ng_write_value(client, W83L786NG_REG_CONFIG, tmp | 0x01);
}
static int
w83l786ng_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
......@@ -723,90 +781,23 @@ w83l786ng_remove(struct i2c_client *client)
return 0;
}
static void
w83l786ng_init_client(struct i2c_client *client)
{
u8 tmp;
if (reset)
w83l786ng_write_value(client, W83L786NG_REG_CONFIG, 0x80);
/* Start monitoring */
tmp = w83l786ng_read_value(client, W83L786NG_REG_CONFIG);
if (!(tmp & 0x01))
w83l786ng_write_value(client, W83L786NG_REG_CONFIG, tmp | 0x01);
}
static struct w83l786ng_data *w83l786ng_update_device(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct w83l786ng_data *data = i2c_get_clientdata(client);
int i, j;
u8 reg_tmp, pwmcfg;
mutex_lock(&data->update_lock);
if (time_after(jiffies, data->last_updated + HZ + HZ / 2)
|| !data->valid) {
dev_dbg(&client->dev, "Updating w83l786ng data.\n");
/* Update the voltages measured value and limits */
for (i = 0; i < 3; i++) {
data->in[i] = w83l786ng_read_value(client,
W83L786NG_REG_IN(i));
data->in_min[i] = w83l786ng_read_value(client,
W83L786NG_REG_IN_MIN(i));
data->in_max[i] = w83l786ng_read_value(client,
W83L786NG_REG_IN_MAX(i));
}
/* Update the fan counts and limits */
for (i = 0; i < 2; i++) {
data->fan[i] = w83l786ng_read_value(client,
W83L786NG_REG_FAN(i));
data->fan_min[i] = w83l786ng_read_value(client,
W83L786NG_REG_FAN_MIN(i));
}
/* Update the fan divisor */
reg_tmp = w83l786ng_read_value(client, W83L786NG_REG_FAN_DIV);
data->fan_div[0] = reg_tmp & 0x07;
data->fan_div[1] = (reg_tmp >> 4) & 0x07;
pwmcfg = w83l786ng_read_value(client, W83L786NG_REG_FAN_CFG);
for (i = 0; i < 2; i++) {
data->pwm_mode[i] =
((pwmcfg >> W83L786NG_PWM_MODE_SHIFT[i]) & 1)
? 0 : 1;
data->pwm_enable[i] =
((pwmcfg >> W83L786NG_PWM_ENABLE_SHIFT[i]) & 3) + 1;
data->pwm[i] =
(w83l786ng_read_value(client, W83L786NG_REG_PWM[i])
& 0x0f) * 0x11;
}
/* Update the temperature sensors */
for (i = 0; i < 2; i++) {
for (j = 0; j < 3; j++) {
data->temp[i][j] = w83l786ng_read_value(client,
W83L786NG_REG_TEMP[i][j]);
}
}
/* Update Smart Fan I/II tolerance */
reg_tmp = w83l786ng_read_value(client, W83L786NG_REG_TOLERANCE);
data->tolerance[0] = reg_tmp & 0x0f;
data->tolerance[1] = (reg_tmp >> 4) & 0x0f;
data->last_updated = jiffies;
data->valid = 1;
}
mutex_unlock(&data->update_lock);
static const struct i2c_device_id w83l786ng_id[] = {
{ "w83l786ng", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, w83l786ng_id);
return data;
}
static struct i2c_driver w83l786ng_driver = {
.class = I2C_CLASS_HWMON,
.driver = {
.name = "w83l786ng",
},
.probe = w83l786ng_probe,
.remove = w83l786ng_remove,
.id_table = w83l786ng_id,
.detect = w83l786ng_detect,
.address_list = normal_i2c,
};
module_i2c_driver(w83l786ng_driver);
......
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