[PATCH] I2C hwmon: add hwmon sysfs class to drivers
This patch modifies sensors chip drivers to make use of the new
sysfs class "hwmon".
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/hwmon/adm1021.c b/drivers/hwmon/adm1021.c
index d2c774c..a483d96 100644
--- a/drivers/hwmon/adm1021.c
+++ b/drivers/hwmon/adm1021.c
@@ -25,6 +25,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
@@ -89,6 +91,7 @@
/* Each client has this additional data */
struct adm1021_data {
struct i2c_client client;
+ struct class_device *class_dev;
enum chips type;
struct semaphore update_lock;
@@ -295,6 +298,12 @@
adm1021_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 error2;
+ }
+
device_create_file(&new_client->dev, &dev_attr_temp1_max);
device_create_file(&new_client->dev, &dev_attr_temp1_min);
device_create_file(&new_client->dev, &dev_attr_temp1_input);
@@ -305,6 +314,8 @@
return 0;
+error2:
+ i2c_detach_client(new_client);
error1:
kfree(data);
error0:
@@ -322,14 +333,17 @@
static int adm1021_detach_client(struct i2c_client *client)
{
+ struct adm1021_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/adm1025.c b/drivers/hwmon/adm1025.c
index e452d0d..b68b292 100644
--- a/drivers/hwmon/adm1025.c
+++ b/drivers/hwmon/adm1025.c
@@ -52,6 +52,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -132,6 +134,7 @@
struct adm1025_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 */
@@ -416,6 +419,12 @@
adm1025_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_in0_input);
device_create_file(&new_client->dev, &dev_attr_in1_input);
device_create_file(&new_client->dev, &dev_attr_in2_input);
@@ -452,6 +461,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -502,15 +513,18 @@
static int adm1025_detach_client(struct i2c_client *client)
{
+ struct adm1025_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/adm1026.c b/drivers/hwmon/adm1026.c
index c8a7f47..eb55133 100644
--- a/drivers/hwmon/adm1026.c
+++ b/drivers/hwmon/adm1026.c
@@ -31,6 +31,8 @@
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
@@ -259,6 +261,7 @@
struct adm1026_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -324,8 +327,10 @@
int adm1026_detach_client(struct i2c_client *client)
{
+ struct adm1026_data *data = i2c_get_clientdata(client);
+ hwmon_device_unregister(data->class_dev);
i2c_detach_client(client);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
@@ -1555,6 +1560,12 @@
adm1026_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 exitdetach;
+ }
+
device_create_file(&new_client->dev, &sensor_dev_attr_in0_input.dev_attr);
device_create_file(&new_client->dev, &sensor_dev_attr_in0_max.dev_attr);
device_create_file(&new_client->dev, &sensor_dev_attr_in0_min.dev_attr);
@@ -1690,6 +1701,8 @@
return 0;
/* Error out and cleanup code */
+exitdetach:
+ i2c_detach_client(new_client);
exitfree:
kfree(data);
exit:
diff --git a/drivers/hwmon/adm1031.c b/drivers/hwmon/adm1031.c
index 9362509..ac3b154 100644
--- a/drivers/hwmon/adm1031.c
+++ b/drivers/hwmon/adm1031.c
@@ -27,6 +27,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Following macros takes channel parameter starting from 0 to 2 */
#define ADM1031_REG_FAN_SPEED(nr) (0x08 + (nr))
@@ -69,6 +71,7 @@
/* Each client has this additional data */
struct adm1031_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
int chip_type;
char valid; /* !=0 if following fields are valid */
@@ -788,6 +791,12 @@
adm1031_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_fan1_input);
device_create_file(&new_client->dev, &dev_attr_fan1_div);
device_create_file(&new_client->dev, &dev_attr_fan1_min);
@@ -833,6 +842,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -841,11 +852,14 @@
static int adm1031_detach_client(struct i2c_client *client)
{
+ struct adm1031_data *data = i2c_get_clientdata(client);
int ret;
+
+ hwmon_device_unregister(data->class_dev);
if ((ret = i2c_detach_client(client)) != 0) {
return ret;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/adm9240.c b/drivers/hwmon/adm9240.c
index ce2a6eb..7ef6120 100644
--- a/drivers/hwmon/adm9240.c
+++ b/drivers/hwmon/adm9240.c
@@ -47,6 +47,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, 0x2f,
@@ -150,6 +152,7 @@
struct adm9240_data {
enum chips type;
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid;
unsigned long last_updated_measure;
@@ -582,6 +585,12 @@
adm9240_init_client(new_client);
/* populate sysfs filesystem */
+ 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);
@@ -615,6 +624,9 @@
device_create_file(&new_client->dev, &dev_attr_cpu0_vid);
return 0;
+
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -630,15 +642,18 @@
static int adm9240_detach_client(struct i2c_client *client)
{
+ struct adm9240_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/asb100.c b/drivers/hwmon/asb100.c
index 70d996d..3ab7a2d 100644
--- a/drivers/hwmon/asb100.c
+++ b/drivers/hwmon/asb100.c
@@ -41,6 +41,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <linux/init.h>
#include <linux/jiffies.h>
#include "lm75.h"
@@ -183,6 +185,7 @@
dynamically allocated, at the same time the client itself is allocated. */
struct asb100_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -821,6 +824,12 @@
data->fan_min[2] = asb100_read_value(new_client, ASB100_REG_FAN_MIN(2));
/* 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 ERROR3;
+ }
+
device_create_file_in(new_client, 0);
device_create_file_in(new_client, 1);
device_create_file_in(new_client, 2);
@@ -847,6 +856,11 @@
return 0;
+ERROR3:
+ i2c_detach_client(data->lm75[1]);
+ i2c_detach_client(data->lm75[0]);
+ kfree(data->lm75[1]);
+ kfree(data->lm75[0]);
ERROR2:
i2c_detach_client(new_client);
ERROR1:
@@ -857,21 +871,26 @@
static int asb100_detach_client(struct i2c_client *client)
{
+ struct asb100_data *data = i2c_get_clientdata(client);
int err;
+ /* main client */
+ if (data)
+ hwmon_device_unregister(data->class_dev);
+
if ((err = i2c_detach_client(client))) {
dev_err(&client->dev, "client deregistration failed; "
"client not detached.\n");
return err;
}
- if (i2c_get_clientdata(client)==NULL) {
- /* subclients */
+ /* main client */
+ if (data)
+ kfree(data);
+
+ /* subclient */
+ else
kfree(client);
- } else {
- /* main client */
- kfree(i2c_get_clientdata(client));
- }
return 0;
}
diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c
index fca3fc1..5f79f07 100644
--- a/drivers/hwmon/atxp1.c
+++ b/drivers/hwmon/atxp1.c
@@ -25,6 +25,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("System voltages control via Attansic ATXP1");
@@ -59,6 +61,7 @@
struct atxp1_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
unsigned long last_updated;
u8 valid;
@@ -317,6 +320,12 @@
goto exit_free;
}
+ 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_gpio1);
device_create_file(&new_client->dev, &dev_attr_gpio2);
device_create_file(&new_client->dev, &dev_attr_cpu0_vid);
@@ -326,6 +335,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -334,14 +345,17 @@
static int atxp1_detach_client(struct i2c_client * client)
{
+ struct atxp1_data * data = i2c_get_clientdata(client);
int err;
+ hwmon_device_unregister(data->class_dev);
+
err = i2c_detach_client(client);
if (err)
dev_err(&client->dev, "Failed to detach client.\n");
else
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return err;
};
diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c
index 5360d58..9ed21ac 100644
--- a/drivers/hwmon/ds1621.c
+++ b/drivers/hwmon/ds1621.c
@@ -27,6 +27,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include "lm75.h"
/* Addresses to scan */
@@ -71,6 +73,7 @@
/* Each client has this additional data */
struct ds1621_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
@@ -250,6 +253,12 @@
ds1621_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_alarms);
device_create_file(&new_client->dev, &dev_attr_temp1_input);
device_create_file(&new_client->dev, &dev_attr_temp1_min);
@@ -259,6 +268,8 @@
/* OK, this is not exactly good programming practice, usually. But it is
very code-efficient in this case. */
+ exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -267,15 +278,18 @@
static int ds1621_detach_client(struct i2c_client *client)
{
+ struct ds1621_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/fscher.c b/drivers/hwmon/fscher.c
index da41174..b794580 100644
--- a/drivers/hwmon/fscher.c
+++ b/drivers/hwmon/fscher.c
@@ -32,6 +32,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -132,6 +134,7 @@
struct fscher_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 */
@@ -341,6 +344,12 @@
fscher_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_revision(new_client);
device_create_file_alarms(new_client);
device_create_file_control(new_client);
@@ -360,6 +369,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -368,15 +379,18 @@
static int fscher_detach_client(struct i2c_client *client)
{
+ struct fscher_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/fscpos.c b/drivers/hwmon/fscpos.c
index 301ae98..4cb33b2 100644
--- a/drivers/hwmon/fscpos.c
+++ b/drivers/hwmon/fscpos.c
@@ -36,6 +36,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/init.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -113,6 +115,7 @@
*/
struct fscpos_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* 0 until following fields are valid */
unsigned long last_updated; /* In jiffies */
@@ -496,6 +499,12 @@
dev_info(&new_client->dev, "Found fscpos chip, rev %u\n", data->revision);
/* 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_event);
device_create_file(&new_client->dev, &dev_attr_in0_input);
device_create_file(&new_client->dev, &dev_attr_in1_input);
@@ -526,6 +535,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -534,14 +545,17 @@
static int fscpos_detach_client(struct i2c_client *client)
{
+ struct fscpos_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/gl518sm.c b/drivers/hwmon/gl518sm.c
index 6bedf72..4997292 100644
--- a/drivers/hwmon/gl518sm.c
+++ b/drivers/hwmon/gl518sm.c
@@ -42,6 +42,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x2c, 0x2d, I2C_CLIENT_END };
@@ -117,6 +119,7 @@
/* Each client has this additional data */
struct gl518_data {
struct i2c_client client;
+ struct class_device *class_dev;
enum chips type;
struct semaphore update_lock;
@@ -419,6 +422,12 @@
gl518_init_client((struct i2c_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_in0_input);
device_create_file(&new_client->dev, &dev_attr_in1_input);
device_create_file(&new_client->dev, &dev_attr_in2_input);
@@ -450,6 +459,8 @@
/* OK, this is not exactly good programming practice, usually. But it is
very code-efficient in this case. */
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -477,16 +488,18 @@
static int gl518_detach_client(struct i2c_client *client)
{
+ struct gl518_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");
return err;
}
- kfree(i2c_get_clientdata(client));
-
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/gl520sm.c b/drivers/hwmon/gl520sm.c
index 80ae8d3..ce482e1 100644
--- a/drivers/hwmon/gl520sm.c
+++ b/drivers/hwmon/gl520sm.c
@@ -28,6 +28,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Type of the extra sensor */
static unsigned short extra_sensor_type;
@@ -120,6 +122,7 @@
/* Client data */
struct gl520_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* zero until the following fields are valid */
unsigned long last_updated; /* in jiffies */
@@ -571,6 +574,12 @@
gl520_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_vid(new_client, 0);
device_create_file_in(new_client, 0);
@@ -592,6 +601,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -639,15 +650,18 @@
static int gl520_detach_client(struct i2c_client *client)
{
+ struct gl520_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index db20c9e..92c5b24 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -39,6 +39,8 @@
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <asm/io.h>
@@ -192,6 +194,7 @@
allocated. */
struct it87_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -840,6 +843,12 @@
it87_init_client(new_client, data);
/* 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 ERROR3;
+ }
+
device_create_file(&new_client->dev, &sensor_dev_attr_in0_input.dev_attr);
device_create_file(&new_client->dev, &sensor_dev_attr_in1_input.dev_attr);
device_create_file(&new_client->dev, &sensor_dev_attr_in2_input.dev_attr);
@@ -904,6 +913,8 @@
return 0;
+ERROR3:
+ i2c_detach_client(new_client);
ERROR2:
kfree(data);
ERROR1:
@@ -915,8 +926,11 @@
static int it87_detach_client(struct i2c_client *client)
{
+ struct it87_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");
@@ -925,7 +939,7 @@
if(i2c_is_isa_client(client))
release_region(client->addr, IT87_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm63.c b/drivers/hwmon/lm63.c
index 7c6f9ea..cba0a40 100644
--- a/drivers/hwmon/lm63.c
+++ b/drivers/hwmon/lm63.c
@@ -44,6 +44,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -152,6 +154,7 @@
struct lm63_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 */
@@ -437,6 +440,12 @@
lm63_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;
+ }
+
if (data->config & 0x04) { /* tachometer enabled */
device_create_file(&new_client->dev,
&sensor_dev_attr_fan1_input.dev_attr);
@@ -462,6 +471,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -505,15 +516,18 @@
static int lm63_detach_client(struct i2c_client *client)
{
+ struct lm63_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index 79d7ebc..129c8f2 100644
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -24,6 +24,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include "lm75.h"
@@ -46,6 +48,7 @@
/* Each client has this additional data */
struct lm75_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
@@ -208,12 +211,20 @@
lm75_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_max);
device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst);
device_create_file(&new_client->dev, &dev_attr_temp1_input);
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -222,8 +233,10 @@
static int lm75_detach_client(struct i2c_client *client)
{
+ struct lm75_data *data = i2c_get_clientdata(client);
+ hwmon_device_unregister(data->class_dev);
i2c_detach_client(client);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm77.c b/drivers/hwmon/lm77.c
index b98f449..15f30fd 100644
--- a/drivers/hwmon/lm77.c
+++ b/drivers/hwmon/lm77.c
@@ -31,7 +31,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
-
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x48, 0x49, 0x4a, 0x4b, I2C_CLIENT_END };
@@ -51,6 +52,7 @@
/* Each client has this additional data */
struct lm77_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid;
unsigned long last_updated; /* In jiffies */
@@ -317,6 +319,12 @@
lm77_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_temp1_crit);
device_create_file(&new_client->dev, &dev_attr_temp1_min);
@@ -327,6 +335,8 @@
device_create_file(&new_client->dev, &dev_attr_alarms);
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -335,8 +345,10 @@
static int lm77_detach_client(struct i2c_client *client)
{
+ struct lm77_data *data = i2c_get_clientdata(client);
+ hwmon_device_unregister(data->class_dev);
i2c_detach_client(client);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c
index cf7a2a7..570098e 100644
--- a/drivers/hwmon/lm78.c
+++ b/drivers/hwmon/lm78.c
@@ -24,6 +24,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <asm/io.h>
/* Addresses to scan */
@@ -134,6 +136,7 @@
allocated. */
struct lm78_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -602,6 +605,12 @@
}
/* 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 ERROR3;
+ }
+
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);
@@ -640,6 +649,8 @@
return 0;
+ERROR3:
+ i2c_detach_client(new_client);
ERROR2:
kfree(data);
ERROR1:
@@ -651,8 +662,11 @@
static int lm78_detach_client(struct i2c_client *client)
{
+ struct lm78_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");
@@ -662,7 +676,7 @@
if(i2c_is_isa_client(client))
release_region(client->addr, LM78_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
index 8100595..dbf8df3 100644
--- a/drivers/hwmon/lm80.c
+++ b/drivers/hwmon/lm80.c
@@ -27,6 +27,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c,
@@ -107,6 +109,7 @@
struct lm80_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
@@ -451,6 +454,12 @@
data->fan_min[1] = lm80_read_value(new_client, LM80_REG_FAN_MIN(2));
/* 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 error_detach;
+ }
+
device_create_file(&new_client->dev, &dev_attr_in0_min);
device_create_file(&new_client->dev, &dev_attr_in1_min);
device_create_file(&new_client->dev, &dev_attr_in2_min);
@@ -487,6 +496,8 @@
return 0;
+error_detach:
+ i2c_detach_client(new_client);
error_free:
kfree(data);
exit:
@@ -495,15 +506,18 @@
static int lm80_detach_client(struct i2c_client *client)
{
+ struct lm80_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm83.c b/drivers/hwmon/lm83.c
index a49008b..f3f3901 100644
--- a/drivers/hwmon/lm83.c
+++ b/drivers/hwmon/lm83.c
@@ -34,6 +34,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -138,6 +140,7 @@
struct lm83_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 */
@@ -312,6 +315,12 @@
*/
/* 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,
&sensor_dev_attr_temp1_input.dev_attr);
device_create_file(&new_client->dev,
@@ -340,6 +349,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -348,15 +359,18 @@
static int lm83_detach_client(struct i2c_client *client)
{
+ struct lm83_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c
index b4d7fd4..4203f90 100644
--- a/drivers/hwmon/lm85.c
+++ b/drivers/hwmon/lm85.c
@@ -30,6 +30,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* Addresses to scan */
static unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, I2C_CLIENT_END };
@@ -339,6 +341,7 @@
struct lm85_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -1166,6 +1169,12 @@
lm85_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 ERROR2;
+ }
+
device_create_file(&new_client->dev, &dev_attr_fan1_input);
device_create_file(&new_client->dev, &dev_attr_fan2_input);
device_create_file(&new_client->dev, &dev_attr_fan3_input);
@@ -1235,6 +1244,8 @@
return 0;
/* Error out and cleanup code */
+ ERROR2:
+ i2c_detach_client(new_client);
ERROR1:
kfree(data);
ERROR0:
@@ -1243,8 +1254,10 @@
int lm85_detach_client(struct i2c_client *client)
{
+ struct lm85_data *data = i2c_get_clientdata(client);
+ hwmon_device_unregister(data->class_dev);
i2c_detach_client(client);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm87.c b/drivers/hwmon/lm87.c
index 1921ed1..7e14858 100644
--- a/drivers/hwmon/lm87.c
+++ b/drivers/hwmon/lm87.c
@@ -59,6 +59,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -175,6 +177,7 @@
struct lm87_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 */
@@ -608,6 +611,12 @@
data->in_scale[7] = 1875;
/* 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_in1_input);
device_create_file(&new_client->dev, &dev_attr_in1_min);
device_create_file(&new_client->dev, &dev_attr_in1_max);
@@ -673,6 +682,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -719,15 +730,18 @@
static int lm87_detach_client(struct i2c_client *client)
{
+ struct lm87_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index a67dcad..c1e8d0e 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -77,6 +77,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/*
* Addresses to scan
@@ -200,6 +202,7 @@
struct lm90_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 */
@@ -500,6 +503,12 @@
lm90_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,
&sensor_dev_attr_temp1_input.dev_attr);
device_create_file(&new_client->dev,
@@ -524,6 +533,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -547,15 +558,18 @@
static int lm90_detach_client(struct i2c_client *client)
{
+ struct lm90_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/lm92.c b/drivers/hwmon/lm92.c
index 215c8e4..0fb601c 100644
--- a/drivers/hwmon/lm92.c
+++ b/drivers/hwmon/lm92.c
@@ -45,7 +45,8 @@
#include <linux/slab.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
-
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* The LM92 and MAX6635 have 2 two-state pins for address selection,
resulting in 4 possible addresses. */
@@ -96,6 +97,7 @@
/* Client data (each client gets its own) */
struct lm92_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 */
@@ -359,6 +361,12 @@
lm92_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_temp1_crit);
device_create_file(&new_client->dev, &dev_attr_temp1_crit_hyst);
@@ -370,6 +378,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -385,15 +395,18 @@
static int lm92_detach_client(struct i2c_client *client)
{
+ struct lm92_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c
index 3c159f1..56c34c2 100644
--- a/drivers/hwmon/max1619.c
+++ b/drivers/hwmon/max1619.c
@@ -32,7 +32,8 @@
#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,
@@ -104,6 +105,7 @@
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 */
@@ -275,6 +277,12 @@
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 +293,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -308,15 +318,18 @@
static int max1619_detach_client(struct i2c_client *client)
{
+ struct max1619_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/pc87360.c b/drivers/hwmon/pc87360.c
index fa4032d..496549b 100644
--- a/drivers/hwmon/pc87360.c
+++ b/drivers/hwmon/pc87360.c
@@ -40,6 +40,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <asm/io.h>
static unsigned short normal_i2c[] = { I2C_CLIENT_END };
@@ -186,6 +188,7 @@
struct pc87360_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
struct semaphore update_lock;
char valid; /* !=0 if following fields are valid */
@@ -838,6 +841,12 @@
}
/* 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 ERROR3;
+ }
+
if (data->innr) {
device_create_file(&new_client->dev, &dev_attr_in0_input);
device_create_file(&new_client->dev, &dev_attr_in1_input);
@@ -974,6 +983,8 @@
return 0;
+ERROR3:
+ i2c_detach_client(new_client);
ERROR2:
for (i = 0; i < 3; i++) {
if (data->address[i]) {
@@ -990,6 +1001,8 @@
struct pc87360_data *data = i2c_get_clientdata(client);
int i;
+ hwmon_device_unregister(data->class_dev);
+
if ((i = i2c_detach_client(client))) {
dev_err(&client->dev, "Client deregistration failed, "
"client not detached.\n");
diff --git a/drivers/hwmon/sis5595.c b/drivers/hwmon/sis5595.c
index 6bbfc8f..ea5934f 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 @@
allocated. */
struct sis5595_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
struct semaphore update_lock;
@@ -578,6 +581,12 @@
}
/* 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 @@
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 @@
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 @@
if (i2c_is_isa_client(client))
release_region(client->addr, SIS5595_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/smsc47b397.c b/drivers/hwmon/smsc47b397.c
index fdeeb3a..96b9eb4 100644
--- a/drivers/hwmon/smsc47b397.c
+++ b/drivers/hwmon/smsc47b397.c
@@ -32,6 +32,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <linux/init.h>
#include <asm/io.h>
@@ -100,6 +102,7 @@
struct smsc47b397_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
struct semaphore update_lock;
@@ -226,8 +229,11 @@
static int smsc47b397_detach_client(struct i2c_client *client)
{
+ struct smsc47b397_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");
@@ -235,7 +241,7 @@
}
release_region(client->addr, SMSC_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
@@ -285,6 +291,12 @@
if ((err = i2c_attach_client(new_client)))
goto error_free;
+ data->class_dev = hwmon_device_register(&new_client->dev);
+ if (IS_ERR(data->class_dev)) {
+ err = PTR_ERR(data->class_dev);
+ goto error_detach;
+ }
+
device_create_file_temp(new_client, 1);
device_create_file_temp(new_client, 2);
device_create_file_temp(new_client, 3);
@@ -297,6 +309,8 @@
return 0;
+error_detach:
+ i2c_detach_client(new_client);
error_free:
kfree(data);
error_release:
diff --git a/drivers/hwmon/smsc47m1.c b/drivers/hwmon/smsc47m1.c
index 7166ad0..de7c7f8 100644
--- a/drivers/hwmon/smsc47m1.c
+++ b/drivers/hwmon/smsc47m1.c
@@ -31,6 +31,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <linux/init.h>
#include <asm/io.h>
@@ -108,6 +110,7 @@
struct smsc47m1_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
struct semaphore update_lock;
@@ -461,6 +464,13 @@
function. */
smsc47m1_update_device(&new_client->dev, 1);
+ /* 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 error_detach;
+ }
+
if (fan1) {
device_create_file(&new_client->dev, &dev_attr_fan1_input);
device_create_file(&new_client->dev, &dev_attr_fan1_min);
@@ -494,6 +504,8 @@
return 0;
+error_detach:
+ i2c_detach_client(new_client);
error_free:
kfree(data);
error_release:
@@ -503,8 +515,11 @@
static int smsc47m1_detach_client(struct i2c_client *client)
{
+ struct smsc47m1_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");
@@ -512,7 +527,7 @@
}
release_region(client->addr, SMSC_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c
index 164d479..8eb9d08 100644
--- a/drivers/hwmon/via686a.c
+++ b/drivers/hwmon/via686a.c
@@ -36,6 +36,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <linux/init.h>
#include <asm/io.h>
@@ -297,6 +299,7 @@
via686a client is allocated. */
struct via686a_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore update_lock;
char valid; /* !=0 if following fields are valid */
unsigned long last_updated; /* In jiffies */
@@ -637,7 +640,7 @@
if (!(data = kmalloc(sizeof(struct via686a_data), GFP_KERNEL))) {
err = -ENOMEM;
- goto ERROR0;
+ goto exit_release;
}
memset(data, 0, sizeof(struct via686a_data));
@@ -655,12 +658,18 @@
init_MUTEX(&data->update_lock);
/* Tell the I2C layer a new client has arrived */
if ((err = i2c_attach_client(new_client)))
- goto ERROR3;
+ goto exit_free;
/* Initialize the VIA686A chip */
via686a_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_in0_input);
device_create_file(&new_client->dev, &dev_attr_in1_input);
device_create_file(&new_client->dev, &dev_attr_in2_input);
@@ -695,17 +704,22 @@
return 0;
-ERROR3:
+exit_detach:
+ i2c_detach_client(new_client);
+exit_free:
kfree(data);
-ERROR0:
+exit_release:
release_region(address, VIA686A_EXTENT);
return err;
}
static int via686a_detach_client(struct i2c_client *client)
{
+ struct via686a_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");
@@ -713,7 +727,7 @@
}
release_region(client->addr, VIA686A_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index 250f6b0..956e7f8 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -41,6 +41,8 @@
#include <linux/slab.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <asm/io.h>
#include "lm75.h"
@@ -177,6 +179,7 @@
struct w83627ehf_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
struct semaphore update_lock;
@@ -723,6 +726,12 @@
data->has_fan |= (1 << 4);
/* Register sysfs hooks */
+ data->class_dev = hwmon_device_register(&client->dev);
+ if (IS_ERR(data->class_dev)) {
+ err = PTR_ERR(data->class_dev);
+ goto exit_detach;
+ }
+
device_create_file(&client->dev, &dev_attr_fan1_input);
device_create_file(&client->dev, &dev_attr_fan1_min);
device_create_file(&client->dev, &dev_attr_fan1_div);
@@ -756,6 +765,8 @@
return 0;
+exit_detach:
+ i2c_detach_client(client);
exit_free:
kfree(data);
exit_release:
@@ -773,15 +784,18 @@
static int w83627ehf_detach_client(struct i2c_client *client)
{
+ struct w83627ehf_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");
return err;
}
release_region(client->addr, REGION_LENGTH);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c
index bd87a42..da2f499 100644
--- a/drivers/hwmon/w83627hf.c
+++ b/drivers/hwmon/w83627hf.c
@@ -44,6 +44,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <asm/io.h>
#include "lm75.h"
@@ -277,6 +279,7 @@
dynamically allocated, at the same time when a new client is allocated. */
struct w83627hf_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -1102,6 +1105,12 @@
data->fan_min[2] = w83627hf_read_value(new_client, W83781D_REG_FAN_MIN(3));
/* 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 ERROR3;
+ }
+
device_create_file_in(new_client, 0);
if (kind != w83697hf)
device_create_file_in(new_client, 1);
@@ -1152,6 +1161,8 @@
return 0;
+ ERROR3:
+ i2c_detach_client(new_client);
ERROR2:
kfree(data);
ERROR1:
@@ -1162,8 +1173,11 @@
static int w83627hf_detach_client(struct i2c_client *client)
{
+ struct w83627hf_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");
@@ -1171,7 +1185,7 @@
}
release_region(client->addr, WINB_EXTENT);
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index 0bb131c..c83ae76 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -40,6 +40,8 @@
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
#include <linux/i2c-vid.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
#include <asm/io.h>
#include "lm75.h"
@@ -218,6 +220,7 @@
allocated. */
struct w83781d_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -961,10 +964,10 @@
ERROR_SC_3:
i2c_detach_client(data->lm75[0]);
ERROR_SC_2:
- if (NULL != data->lm75[1])
+ if (data->lm75[1])
kfree(data->lm75[1]);
ERROR_SC_1:
- if (NULL != data->lm75[0])
+ if (data->lm75[0])
kfree(data->lm75[0]);
ERROR_SC_0:
return err;
@@ -1189,6 +1192,12 @@
data->pwmenable[i] = 1;
/* 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 ERROR4;
+ }
+
device_create_file_in(new_client, 0);
if (kind != w83783s)
device_create_file_in(new_client, 1);
@@ -1241,6 +1250,15 @@
return 0;
+ERROR4:
+ if (data->lm75[1]) {
+ i2c_detach_client(data->lm75[1]);
+ kfree(data->lm75[1]);
+ }
+ if (data->lm75[0]) {
+ i2c_detach_client(data->lm75[0]);
+ kfree(data->lm75[0]);
+ }
ERROR3:
i2c_detach_client(new_client);
ERROR2:
@@ -1255,8 +1273,13 @@
static int
w83781d_detach_client(struct i2c_client *client)
{
+ struct w83781d_data *data = i2c_get_clientdata(client);
int err;
+ /* main client */
+ if (data)
+ hwmon_device_unregister(data->class_dev);
+
if (i2c_is_isa_client(client))
release_region(client->addr, W83781D_EXTENT);
@@ -1266,13 +1289,13 @@
return err;
}
- if (i2c_get_clientdata(client)==NULL) {
- /* subclients */
+ /* main client */
+ if (data)
+ kfree(data);
+
+ /* subclient */
+ else
kfree(client);
- } else {
- /* main client */
- kfree(i2c_get_clientdata(client));
- }
return 0;
}
diff --git a/drivers/hwmon/w83l785ts.c b/drivers/hwmon/w83l785ts.c
index 4469d52..1f76349 100644
--- a/drivers/hwmon/w83l785ts.c
+++ b/drivers/hwmon/w83l785ts.c
@@ -37,6 +37,8 @@
#include <linux/jiffies.h>
#include <linux/i2c.h>
#include <linux/i2c-sensor.h>
+#include <linux/hwmon.h>
+#include <linux/err.h>
/* How many retries on register read error */
#define MAX_RETRIES 5
@@ -105,6 +107,7 @@
struct w83l785ts_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 */
@@ -239,11 +242,19 @@
*/
/* 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_temp1_max);
return 0;
+exit_detach:
+ i2c_detach_client(new_client);
exit_free:
kfree(data);
exit:
@@ -252,15 +263,18 @@
static int w83l785ts_detach_client(struct i2c_client *client)
{
+ struct w83l785ts_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");
return err;
}
- kfree(i2c_get_clientdata(client));
+ kfree(data);
return 0;
}
