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authorMark M. Hoffman <mhoffman@lightlink.com>2005-07-15 21:39:18 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2005-09-05 09:14:08 -0700
commit943b0830cebe4711354945ed3cb44e84152aaca0 (patch)
tree1963da8d8867069617404a8f92739035c6faca02 /drivers/hwmon/adm1026.c
parent1236441f38b6a98caf4c7983e7efdecc2d1527b5 (diff)
downloadop-kernel-dev-943b0830cebe4711354945ed3cb44e84152aaca0.zip
op-kernel-dev-943b0830cebe4711354945ed3cb44e84152aaca0.tar.gz
[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>
Diffstat (limited to 'drivers/hwmon/adm1026.c')
-rw-r--r--drivers/hwmon/adm1026.c15
1 files changed, 14 insertions, 1 deletions
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 pwm_data {
struct adm1026_data {
struct i2c_client client;
+ struct class_device *class_dev;
struct semaphore lock;
enum chips type;
@@ -324,8 +327,10 @@ int adm1026_attach_adapter(struct i2c_adapter *adapter)
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 @@ int adm1026_detect(struct i2c_adapter *adapter, int address,
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 @@ int adm1026_detect(struct i2c_adapter *adapter, int address,
return 0;
/* Error out and cleanup code */
+exitdetach:
+ i2c_detach_client(new_client);
exitfree:
kfree(data);
exit:
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