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path: root/drivers/hwmon/max1619.c
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Diffstat (limited to 'drivers/hwmon/max1619.c')
-rw-r--r--drivers/hwmon/max1619.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c
index 3c159f1d49e..16bf71f3a04 100644
--- a/drivers/hwmon/max1619.c
+++ b/drivers/hwmon/max1619.c
@@ -31,20 +31,19 @@
#include <linux/slab.h>
#include <linux/jiffies.h>
#include <linux/i2c.h>
-#include <linux/i2c-sensor.h>
-
+#include <linux/hwmon.h>
+#include <linux/err.h>
static unsigned short normal_i2c[] = { 0x18, 0x19, 0x1a,
0x29, 0x2a, 0x2b,
0x4c, 0x4d, 0x4e,
I2C_CLIENT_END };
-static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END };
/*
* Insmod parameters
*/
-SENSORS_INSMOD_1(max1619);
+I2C_CLIENT_INSMOD_1(max1619);
/*
* The MAX1619 registers
@@ -104,6 +103,7 @@ static struct i2c_driver max1619_driver = {
struct max1619_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* zero until following fields are valid */
unsigned long last_updated; /* in jiffies */
@@ -179,7 +179,7 @@ static int max1619_attach_adapter(struct i2c_adapter *adapter)
{
if (!(adapter->class & I2C_CLASS_HWMON))
return 0;
- return i2c_detect(adapter, &addr_data, max1619_detect);
+ return i2c_probe(adapter, &addr_data, max1619_detect);
}
/*
@@ -275,6 +275,12 @@ static int max1619_detect(struct i2c_adapter *adapter, int address, int kind)
max1619_init_client(new_client);
/* 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_temp1_input);
device_create_file(&new_client->dev, &dev_attr_temp2_input);
device_create_file(&new_client->dev, &dev_attr_temp2_min);
@@ -285,6 +291,8 @@ static int max1619_detect(struct i2c_adapter *adapter, int address, int kind)
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -308,15 +316,15 @@ static void max1619_init_client(struct i2c_client *client)
static int max1619_detach_client(struct i2c_client *client)
{
+ struct max1619_data *data = i2c_get_clientdata(client);
int err;
- if ((err = i2c_detach_client(client))) {
- dev_err(&client->dev, "Client deregistration failed, "
- "client not detached.\n");
+ hwmon_device_unregister(data->class_dev);
+
+ if ((err = i2c_detach_client(client)))
return err;
- }
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}