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[PATCH] I2C hwmon: add hwmon sysfs class to drivers

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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>
This commit is contained in:
Mark M. Hoffman
2005-07-15 21:39:18 -04:00
committed by Greg Kroah-Hartman
parent 1236441f38
commit 943b0830ce
33 changed files with 522 additions and 53 deletions
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13
drivers/hwmon/pc87360.c
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@@ -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 @@ static inline u8 PWM_TO_REG(int val, int inv)
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 @@ int pc87360_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 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 @@ int pc87360_detect(struct i2c_adapter *adapter, int address, int kind)
return 0;
ERROR3:
i2c_detach_client(new_client);
ERROR2:
for (i = 0; i < 3; i++) {
if (data->address[i]) {
@@ -990,6 +1001,8 @@ static int pc87360_detach_client(struct i2c_client *client)
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");