diff options
Diffstat (limited to 'drivers/hwmon/lm77.c')
-rw-r--r-- | drivers/hwmon/lm77.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/hwmon/lm77.c b/drivers/hwmon/lm77.c index b98f44952997..866eab96a6f6 100644 --- a/drivers/hwmon/lm77.c +++ b/drivers/hwmon/lm77.c | |||
@@ -30,15 +30,14 @@ | |||
30 | #include <linux/slab.h> | 30 | #include <linux/slab.h> |
31 | #include <linux/jiffies.h> | 31 | #include <linux/jiffies.h> |
32 | #include <linux/i2c.h> | 32 | #include <linux/i2c.h> |
33 | #include <linux/i2c-sensor.h> | 33 | #include <linux/hwmon.h> |
34 | 34 | #include <linux/err.h> | |
35 | 35 | ||
36 | /* Addresses to scan */ | 36 | /* Addresses to scan */ |
37 | static unsigned short normal_i2c[] = { 0x48, 0x49, 0x4a, 0x4b, I2C_CLIENT_END }; | 37 | static unsigned short normal_i2c[] = { 0x48, 0x49, 0x4a, 0x4b, I2C_CLIENT_END }; |
38 | static unsigned int normal_isa[] = { I2C_CLIENT_ISA_END }; | ||
39 | 38 | ||
40 | /* Insmod parameters */ | 39 | /* Insmod parameters */ |
41 | SENSORS_INSMOD_1(lm77); | 40 | I2C_CLIENT_INSMOD_1(lm77); |
42 | 41 | ||
43 | /* The LM77 registers */ | 42 | /* The LM77 registers */ |
44 | #define LM77_REG_TEMP 0x00 | 43 | #define LM77_REG_TEMP 0x00 |
@@ -51,6 +50,7 @@ SENSORS_INSMOD_1(lm77); | |||
51 | /* Each client has this additional data */ | 50 | /* Each client has this additional data */ |
52 | struct lm77_data { | 51 | struct lm77_data { |
53 | struct i2c_client client; | 52 | struct i2c_client client; |
53 | struct class_device *class_dev; | ||
54 | struct semaphore update_lock; | 54 | struct semaphore update_lock; |
55 | char valid; | 55 | char valid; |
56 | unsigned long last_updated; /* In jiffies */ | 56 | unsigned long last_updated; /* In jiffies */ |
@@ -208,10 +208,10 @@ static int lm77_attach_adapter(struct i2c_adapter *adapter) | |||
208 | { | 208 | { |
209 | if (!(adapter->class & I2C_CLASS_HWMON)) | 209 | if (!(adapter->class & I2C_CLASS_HWMON)) |
210 | return 0; | 210 | return 0; |
211 | return i2c_detect(adapter, &addr_data, lm77_detect); | 211 | return i2c_probe(adapter, &addr_data, lm77_detect); |
212 | } | 212 | } |
213 | 213 | ||
214 | /* This function is called by i2c_detect */ | 214 | /* This function is called by i2c_probe */ |
215 | static int lm77_detect(struct i2c_adapter *adapter, int address, int kind) | 215 | static int lm77_detect(struct i2c_adapter *adapter, int address, int kind) |
216 | { | 216 | { |
217 | struct i2c_client *new_client; | 217 | struct i2c_client *new_client; |
@@ -317,6 +317,12 @@ static int lm77_detect(struct i2c_adapter *adapter, int address, int kind) | |||
317 | lm77_init_client(new_client); | 317 | lm77_init_client(new_client); |
318 | 318 | ||
319 | /* Register sysfs hooks */ | 319 | /* Register sysfs hooks */ |
320 | data->class_dev = hwmon_device_register(&new_client->dev); | ||
321 | if (IS_ERR(data->class_dev)) { | ||
322 | err = PTR_ERR(data->class_dev); | ||
323 | goto exit_detach; | ||
324 | } | ||
325 | |||
320 | device_create_file(&new_client->dev, &dev_attr_temp1_input); | 326 | device_create_file(&new_client->dev, &dev_attr_temp1_input); |
321 | device_create_file(&new_client->dev, &dev_attr_temp1_crit); | 327 | device_create_file(&new_client->dev, &dev_attr_temp1_crit); |
322 | device_create_file(&new_client->dev, &dev_attr_temp1_min); | 328 | device_create_file(&new_client->dev, &dev_attr_temp1_min); |
@@ -327,6 +333,8 @@ static int lm77_detect(struct i2c_adapter *adapter, int address, int kind) | |||
327 | device_create_file(&new_client->dev, &dev_attr_alarms); | 333 | device_create_file(&new_client->dev, &dev_attr_alarms); |
328 | return 0; | 334 | return 0; |
329 | 335 | ||
336 | exit_detach: | ||
337 | i2c_detach_client(new_client); | ||
330 | exit_free: | 338 | exit_free: |
331 | kfree(data); | 339 | kfree(data); |
332 | exit: | 340 | exit: |
@@ -335,8 +343,10 @@ exit: | |||
335 | 343 | ||
336 | static int lm77_detach_client(struct i2c_client *client) | 344 | static int lm77_detach_client(struct i2c_client *client) |
337 | { | 345 | { |
346 | struct lm77_data *data = i2c_get_clientdata(client); | ||
347 | hwmon_device_unregister(data->class_dev); | ||
338 | i2c_detach_client(client); | 348 | i2c_detach_client(client); |
339 | kfree(i2c_get_clientdata(client)); | 349 | kfree(data); |
340 | return 0; | 350 | return 0; |
341 | } | 351 | } |
342 | 352 | ||