diff options
Diffstat (limited to 'drivers/hwmon/adm1029.c')
| -rw-r--r-- | drivers/hwmon/adm1029.c | 47 |
1 files changed, 19 insertions, 28 deletions
diff --git a/drivers/hwmon/adm1029.c b/drivers/hwmon/adm1029.c index 0b8a3b145bd..80cc465d8ac 100644 --- a/drivers/hwmon/adm1029.c +++ b/drivers/hwmon/adm1029.c @@ -78,7 +78,7 @@ static const unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, #define TEMP_FROM_REG(val) ((val) * 1000) -#define DIV_FROM_REG(val) ( 1 << (((val) >> 6) - 1)) +#define DIV_FROM_REG(val) (1 << (((val) >> 6) - 1)) /* Registers to be checked by adm1029_update_device() */ static const u8 ADM1029_REG_TEMP[] = { @@ -200,8 +200,11 @@ static ssize_t set_fan_div(struct device *dev, struct i2c_client *client = to_i2c_client(dev); struct adm1029_data *data = i2c_get_clientdata(client); struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - long val = simple_strtol(buf, NULL, 10); u8 reg; + long val; + int ret = kstrtol(buf, 10, &val); + if (ret < 0) + return ret; mutex_lock(&data->update_lock); @@ -237,9 +240,9 @@ static ssize_t set_fan_div(struct device *dev, } /* -Access rights on sysfs, S_IRUGO stand for Is Readable by User, Group and Others - S_IWUSR stand for Is Writable by User -*/ + * Access rights on sysfs. S_IRUGO: Is Readable by User, Group and Others + * S_IWUSR: Is Writable by User. + */ static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0); static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp, NULL, 1); static SENSOR_DEVICE_ATTR(temp3_input, S_IRUGO, show_temp, NULL, 2); @@ -300,7 +303,8 @@ static int adm1029_detect(struct i2c_client *client, if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -ENODEV; - /* ADM1029 doesn't have CHIP ID, check just MAN ID + /* + * ADM1029 doesn't have CHIP ID, check just MAN ID * For better detection we check also ADM1029_TEMP_DEVICES_INSTALLED, * ADM1029_REG_NB_FAN_SUPPORT and compare it with possible values * documented @@ -318,8 +322,10 @@ static int adm1029_detect(struct i2c_client *client, return -ENODEV; if ((chip_id & 0xF0) != 0x00) { - /* There are no "official" CHIP ID, so actually - * we use Major/Minor revision for that */ + /* + * There are no "official" CHIP ID, so actually + * we use Major/Minor revision for that + */ pr_info("adm1029: Unknown major revision %x, " "please let us know\n", chip_id); return -ENODEV; @@ -355,7 +361,8 @@ static int adm1029_probe(struct i2c_client *client, } /* Register sysfs hooks */ - if ((err = sysfs_create_group(&client->dev.kobj, &adm1029_group))) + err = sysfs_create_group(&client->dev.kobj, &adm1029_group); + if (err) goto exit_free; data->hwmon_dev = hwmon_device_register(&client->dev); @@ -403,8 +410,8 @@ static int adm1029_remove(struct i2c_client *client) } /* -function that update the status of the chips (temperature for example) -*/ + * function that update the status of the chips (temperature for example) + */ static struct adm1029_data *adm1029_update_device(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); @@ -446,24 +453,8 @@ static struct adm1029_data *adm1029_update_device(struct device *dev) return data; } -/* - Common module stuff -*/ -static int __init sensors_adm1029_init(void) -{ - - return i2c_add_driver(&adm1029_driver); -} - -static void __exit sensors_adm1029_exit(void) -{ - - i2c_del_driver(&adm1029_driver); -} +module_i2c_driver(adm1029_driver); MODULE_AUTHOR("Corentin LABBE <corentin.labbe@geomatys.fr>"); MODULE_DESCRIPTION("adm1029 driver"); MODULE_LICENSE("GPL v2"); - -module_init(sensors_adm1029_init); -module_exit(sensors_adm1029_exit); |