diff options
Diffstat (limited to 'drivers/hwmon/sis5595.c')
| -rw-r--r-- | drivers/hwmon/sis5595.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c index 6bbfc8fb4f13..ea5934f89f05 100644 --- a/drivers/hwmon/sis5595.c +++ b/drivers/hwmon/sis5595.c @@ -56,6 +56,8 @@ #include <linux/pci.h> #include <linux/i2c.h> #include <linux/i2c-sensor.h> +#include <linux/hwmon.h> +#include <linux/err.h> #include <linux/init.h> #include <linux/jiffies.h> #include <asm/io.h> @@ -168,6 +170,7 @@ static inline u8 DIV_TO_REG(int val) allocated. */ struct sis5595_data { struct i2c_client client; + struct class_device *class_dev; struct semaphore lock; struct semaphore update_lock; @@ -578,6 +581,12 @@ int sis5595_detect(struct i2c_adapter *adapter, int address, int kind) } /* Register sysfs hooks */ + data->class_dev = hwmon_device_register(&new_client->dev); + if (IS_ERR(data->class_dev)) { + err = PTR_ERR(data->class_dev); + goto exit_detach; + } + device_create_file(&new_client->dev, &dev_attr_in0_input); device_create_file(&new_client->dev, &dev_attr_in0_min); device_create_file(&new_client->dev, &dev_attr_in0_max); @@ -608,7 +617,9 @@ int sis5595_detect(struct i2c_adapter *adapter, int address, int kind) device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst); } return 0; - + +exit_detach: + i2c_detach_client(new_client); exit_free: kfree(data); exit_release: @@ -619,8 +630,11 @@ exit: static int sis5595_detach_client(struct i2c_client *client) { + struct sis5595_data *data = i2c_get_clientdata(client); int err; + hwmon_device_unregister(data->class_dev); + if ((err = i2c_detach_client(client))) { dev_err(&client->dev, "Client deregistration failed, client not detached.\n"); @@ -630,7 +644,7 @@ static int sis5595_detach_client(struct i2c_client *client) if (i2c_is_isa_client(client)) release_region(client->addr, SIS5595_EXTENT); - kfree(i2c_get_clientdata(client)); + kfree(data); return 0; } |