Various cleanups:
* Drop an unused define.
* Drop unused struct member "type".
* Drop one useless instruction.
* Drop redundant initializations to 0.
* Rename new_client to client.
* Drop a useless cast.
* Minor code cleanup.
Signed-off-by: Jean Delvare <khali at linux-fr.org>
---
Updated: I had missed two easy cleanups.
drivers/hwmon/adm1026.c | 52 ++++++++++++++++++-----------------------------
1 file changed, 21 insertions(+), 31 deletions(-)
--- linux-2.6.24-rc3.orig/drivers/hwmon/adm1026.c 2007-11-30 14:19:47.000000000 +0100
+++ linux-2.6.24-rc3/drivers/hwmon/adm1026.c 2007-12-01 10:37:31.000000000 +0100
@@ -232,9 +232,6 @@ static int adm1026_scaling[] = { /* .001
#define DAC_TO_REG(val) (SENSORS_LIMIT(((((val)*255)+500)/2500), 0, 255))
#define DAC_FROM_REG(val) (((val)*2500)/255)
-/* Typically used with systems using a v9.1 VRM spec ? */
-#define ADM1026_INIT_VRM 91
-
/* Chip sampling rates
*
* Some sensors are not updated more frequently than once per second
@@ -264,7 +261,6 @@ struct pwm_data {
struct adm1026_data {
struct i2c_client client;
struct device *hwmon_dev;
- enum chips type;
struct mutex update_lock;
int valid; /* !=0 if following fields are valid */
@@ -387,7 +383,6 @@ static void adm1026_init_client(struct i
"and temp limits enabled.\n");
}
- value = data->config3;
if (data->config3 & CFG3_GPIO16_ENABLE) {
dev_dbg(&client->dev, "GPIO16 enabled. THERM "
"pin disabled.\n");
@@ -1230,8 +1225,7 @@ static ssize_t show_vrm_reg(struct devic
static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
- struct i2c_client *client = to_i2c_client(dev);
- struct adm1026_data *data = i2c_get_clientdata(client);
+ struct adm1026_data *data = dev_get_drvdata(dev);
data->vrm = simple_strtol(buf, NULL, 10);
return count;
@@ -1242,7 +1236,7 @@ static DEVICE_ATTR(vrm, S_IRUGO | S_IWUS
static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
{
struct adm1026_data *data = adm1026_update_device(dev);
- return sprintf(buf, "%ld\n", (long) (data->alarms));
+ return sprintf(buf, "%ld\n", data->alarms);
}
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms_reg, NULL);
@@ -1641,7 +1635,7 @@ static int adm1026_detect(struct i2c_ada
int kind)
{
int company, verstep;
- struct i2c_client *new_client;
+ struct i2c_client *client;
struct adm1026_data *data;
int err = 0;
const char *type_name = "";
@@ -1660,26 +1654,25 @@ static int adm1026_detect(struct i2c_ada
goto exit;
}
- new_client = &data->client;
- i2c_set_clientdata(new_client, data);
- new_client->addr = address;
- new_client->adapter = adapter;
- new_client->driver = &adm1026_driver;
- new_client->flags = 0;
+ client = &data->client;
+ i2c_set_clientdata(client, data);
+ client->addr = address;
+ client->adapter = adapter;
+ client->driver = &adm1026_driver;
/* Now, we do the remaining detection. */
- company = adm1026_read_value(new_client, ADM1026_REG_COMPANY);
- verstep = adm1026_read_value(new_client, ADM1026_REG_VERSTEP);
+ company = adm1026_read_value(client, ADM1026_REG_COMPANY);
+ verstep = adm1026_read_value(client, ADM1026_REG_VERSTEP);
- dev_dbg(&new_client->dev, "Detecting device at %d,0x%02x with"
+ dev_dbg(&client->dev, "Detecting device at %d,0x%02x with"
" COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
- i2c_adapter_id(new_client->adapter), new_client->addr,
+ i2c_adapter_id(client->adapter), client->addr,
company, verstep);
/* If auto-detecting, Determine the chip type. */
if (kind <= 0) {
- dev_dbg(&new_client->dev, "Autodetecting device at %d,0x%02x "
+ dev_dbg(&client->dev, "Autodetecting device at %d,0x%02x "
"...\n", i2c_adapter_id(adapter), address);
if (company == ADM1026_COMPANY_ANALOG_DEV
&& verstep == ADM1026_VERSTEP_ADM1026) {
@@ -1695,7 +1688,7 @@ static int adm1026_detect(struct i2c_ada
verstep);
kind = any_chip;
} else {
- dev_dbg(&new_client->dev, ": Autodetection "
+ dev_dbg(&client->dev, ": Autodetection "
"failed\n");
/* Not an ADM1026 ... */
if (kind == 0) { /* User used force=x,y */
@@ -1704,7 +1697,6 @@ static int adm1026_detect(struct i2c_ada
"force_adm1026.\n",
i2c_adapter_id(adapter), address);
}
- err = 0;
goto exitfree;
}
}
@@ -1723,28 +1715,26 @@ static int adm1026_detect(struct i2c_ada
err = -EFAULT;
goto exitfree;
}
- strlcpy(new_client->name, type_name, I2C_NAME_SIZE);
+ strlcpy(client->name, type_name, I2C_NAME_SIZE);
/* Fill in the remaining client fields */
- data->type = kind;
- data->valid = 0;
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 exitfree;
/* Set the VRM version */
data->vrm = vid_which_vrm();
/* Initialize the ADM1026 chip */
- adm1026_init_client(new_client);
+ adm1026_init_client(client);
/* Register sysfs hooks */
- if ((err = sysfs_create_group(&new_client->dev.kobj, &adm1026_group)))
+ if ((err = sysfs_create_group(&client->dev.kobj, &adm1026_group)))
goto exitdetach;
- 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 exitremove;
@@ -1754,9 +1744,9 @@ static int adm1026_detect(struct i2c_ada
/* Error out and cleanup code */
exitremove:
- sysfs_remove_group(&new_client->dev.kobj, &adm1026_group);
+ sysfs_remove_group(&client->dev.kobj, &adm1026_group);
exitdetach:
- i2c_detach_client(new_client);
+ i2c_detach_client(client);
exitfree:
kfree(data);
exit:
--
Jean Delvare
