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hwmon: (gl520sm) Various cleanups

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* Drop trailing spaces
* Drop unused driver ID
* Drop stray backslashes in macros
* Rename new_client to client
* Drop redundant initializations to 0

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
This commit is contained in:
Jean Delvare 2007-11-04 23:44:23 +01:00 committed by Mark M. Hoffman
parent e0ae87a49c
commit f28dc2f78b
2 changed files with 30 additions and 34 deletions
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63
drivers/hwmon/gl520sm.c
View File

@ -43,9 +43,9 @@ static unsigned short normal_i2c[] = { 0x2c, 0x2d, I2C_CLIENT_END };
/* Insmod parameters */
I2C_CLIENT_INSMOD_1(gl520sm);
/* Many GL520 constants specified below
/* Many GL520 constants specified below
One of the inputs can be configured as either temp or voltage.
That's why _TEMP2 and _IN4 access the same register
That's why _TEMP2 and _IN4 access the same register
*/
/* The GL520 registers */
@ -114,7 +114,6 @@ static struct i2c_driver gl520_driver = {
.driver = {
.name = "gl520sm",
},
.id = I2C_DRIVERID_GL520,
.attach_adapter = gl520_attach_adapter,
.detach_client = gl520_detach_client,
};
@ -194,7 +193,7 @@ sysfs_ro_n(cpu, n, _vid, GL520_REG_VID_INPUT)
#define sysfs_in(n) \
sysfs_ro_n(in, n, _input, GL520_REG_IN##n##INPUT) \
sysfs_rw_n(in, n, _min, GL520_REG_IN##n##_MIN) \
sysfs_rw_n(in, n, _max, GL520_REG_IN##n##_MAX) \
sysfs_rw_n(in, n, _max, GL520_REG_IN##n##_MAX)
#define sysfs_fan(n) \
sysfs_ro_n(fan, n, _input, GL520_REG_FAN_INPUT) \
@ -202,7 +201,7 @@ sysfs_rw_n(fan, n, _min, GL520_REG_FAN_MIN) \
sysfs_rw_n(fan, n, _div, GL520_REG_FAN_DIV)
#define sysfs_fan_off(n) \
sysfs_rw_n(fan, n, _off, GL520_REG_FAN_OFF) \
sysfs_rw_n(fan, n, _off, GL520_REG_FAN_OFF)
#define sysfs_temp(n) \
sysfs_ro_n(temp, n, _input, GL520_REG_TEMP##n##_INPUT) \
@ -477,7 +476,7 @@ static ssize_t set_beep_enable(struct i2c_client *client, struct gl520_data *dat
static ssize_t set_beep_mask(struct i2c_client *client, struct gl520_data *data, const char *buf, size_t count, int n, int reg)
{
u8 r = simple_strtoul(buf, NULL, 10);
mutex_lock(&data->update_lock);
r &= data->alarm_mask;
data->beep_mask = r;
@ -553,7 +552,7 @@ static int gl520_attach_adapter(struct i2c_adapter *adapter)
static int gl520_detect(struct i2c_adapter *adapter, int address, int kind)
{
struct i2c_client *new_client;
struct i2c_client *client;
struct gl520_data *data;
int err = 0;
@ -570,59 +569,57 @@ static int gl520_detect(struct i2c_adapter *adapter, int address, int kind)
goto exit;
}
new_client = &data->client;
i2c_set_clientdata(new_client, data);
new_client->addr = address;
new_client->adapter = adapter;
new_client->driver = &gl520_driver;
new_client->flags = 0;
client = &data->client;
i2c_set_clientdata(client, data);
client->addr = address;
client->adapter = adapter;
client->driver = &gl520_driver;
/* Determine the chip type. */
if (kind < 0) {
if ((gl520_read_value(new_client, GL520_REG_CHIP_ID) != 0x20) ||
((gl520_read_value(new_client, GL520_REG_REVISION) & 0x7f) != 0x00) ||
((gl520_read_value(new_client, GL520_REG_CONF) & 0x80) != 0x00)) {
dev_dbg(&new_client->dev, "Unknown chip type, skipping\n");
if ((gl520_read_value(client, GL520_REG_CHIP_ID) != 0x20) ||
((gl520_read_value(client, GL520_REG_REVISION) & 0x7f) != 0x00) ||
((gl520_read_value(client, GL520_REG_CONF) & 0x80) != 0x00)) {
dev_dbg(&client->dev, "Unknown chip type, skipping\n");
goto exit_free;
}
}
/* Fill in the remaining client fields */
strlcpy(new_client->name, "gl520sm", I2C_NAME_SIZE);
data->valid = 0;
strlcpy(client->name, "gl520sm", I2C_NAME_SIZE);
mutex_init(&data->update_lock);
/* Tell the I2C layer a new client has arrived */
if ((err = i2c_attach_client(new_client)))
if ((err = i2c_attach_client(client)))
goto exit_free;
/* Initialize the GL520SM chip */
gl520_init_client(new_client);
gl520_init_client(client);
/* Register sysfs hooks */
if ((err = sysfs_create_group(&new_client->dev.kobj, &gl520_group)))
if ((err = sysfs_create_group(&client->dev.kobj, &gl520_group)))
goto exit_detach;
if (data->two_temps) {
if ((err = device_create_file(&new_client->dev,
if ((err = device_create_file(&client->dev,
&dev_attr_temp2_input))
|| (err = device_create_file(&new_client->dev,
|| (err = device_create_file(&client->dev,
&dev_attr_temp2_max))
|| (err = device_create_file(&new_client->dev,
|| (err = device_create_file(&client->dev,
&dev_attr_temp2_max_hyst)))
goto exit_remove_files;
} else {
if ((err = device_create_file(&new_client->dev,
if ((err = device_create_file(&client->dev,
&dev_attr_in4_input))
|| (err = device_create_file(&new_client->dev,
|| (err = device_create_file(&client->dev,
&dev_attr_in4_min))
|| (err = device_create_file(&new_client->dev,
|| (err = device_create_file(&client->dev,
&dev_attr_in4_max)))
goto exit_remove_files;
}
data->hwmon_dev = hwmon_device_register(&new_client->dev);
data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
err = PTR_ERR(data->hwmon_dev);
goto exit_remove_files;
@ -631,10 +628,10 @@ static int gl520_detect(struct i2c_adapter *adapter, int address, int kind)
return 0;
exit_remove_files:
sysfs_remove_group(&new_client->dev.kobj, &gl520_group);
sysfs_remove_group(&new_client->dev.kobj, &gl520_group_opt);
sysfs_remove_group(&client->dev.kobj, &gl520_group);
sysfs_remove_group(&client->dev.kobj, &gl520_group_opt);
exit_detach:
i2c_detach_client(new_client);
i2c_detach_client(client);
exit_free:
kfree(data);
exit:
@ -697,7 +694,7 @@ static int gl520_detach_client(struct i2c_client *client)
}
/* Registers 0x07 to 0x0c are word-sized, others are byte-sized
/* Registers 0x07 to 0x0c are word-sized, others are byte-sized
GL520 uses a high-byte first convention */
static int gl520_read_value(struct i2c_client *client, u8 reg)
{

1
include/linux/i2c-id.h
View File

@ -109,7 +109,6 @@
#define I2C_DRIVERID_BT869 1013
#define I2C_DRIVERID_MAXILIFE 1014
#define I2C_DRIVERID_MATORB 1015
#define I2C_DRIVERID_GL520 1016
#define I2C_DRIVERID_THMC50 1017
#define I2C_DRIVERID_ADM1025 1020
#define I2C_DRIVERID_LM87 1021