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I2C: convert i2c-dev to use struct device instead of struct class_device

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As class_device is going away eventually...

Cc: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2006-07-03 13:46:24 -07:00
parent 38ca6c34d3
commit ac11d0601b
1 changed files with 13 additions and 13 deletions
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26
drivers/i2c/i2c-dev.c
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@ -42,7 +42,7 @@ static struct i2c_driver i2cdev_driver;
struct i2c_dev {
struct list_head list;
struct i2c_adapter *adap;
struct class_device *class_dev;
struct device *dev;
};
#define I2C_MINORS 256
@ -92,15 +92,16 @@ static void return_i2c_dev(struct i2c_dev *i2c_dev)
spin_unlock(&i2c_dev_list_lock);
}
static ssize_t show_adapter_name(struct class_device *class_dev, char *buf)
static ssize_t show_adapter_name(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct i2c_dev *i2c_dev = i2c_dev_get_by_minor(MINOR(class_dev->devt));
struct i2c_dev *i2c_dev = i2c_dev_get_by_minor(MINOR(dev->devt));
if (!i2c_dev)
return -ENODEV;
return sprintf(buf, "%s\n", i2c_dev->adap->name);
}
static CLASS_DEVICE_ATTR(name, S_IRUGO, show_adapter_name, NULL);
static DEVICE_ATTR(name, S_IRUGO, show_adapter_name, NULL);
static ssize_t i2cdev_read (struct file *file, char __user *buf, size_t count,
loff_t *offset)
@ -413,15 +414,14 @@ static int i2cdev_attach_adapter(struct i2c_adapter *adap)
return PTR_ERR(i2c_dev);
/* register this i2c device with the driver core */
i2c_dev->class_dev = class_device_create(i2c_dev_class, NULL,
MKDEV(I2C_MAJOR, adap->nr),
&adap->dev, "i2c-%d",
adap->nr);
if (!i2c_dev->class_dev) {
i2c_dev->dev = device_create(i2c_dev_class, &adap->dev,
MKDEV(I2C_MAJOR, adap->nr),
"i2c-%d", adap->nr);
if (!i2c_dev->dev) {
res = -ENODEV;
goto error;
}
res = class_device_create_file(i2c_dev->class_dev, &class_device_attr_name);
res = device_create_file(i2c_dev->dev, &dev_attr_name);
if (res)
goto error_destroy;
@ -429,7 +429,7 @@ static int i2cdev_attach_adapter(struct i2c_adapter *adap)
adap->name, adap->nr);
return 0;
error_destroy:
class_device_destroy(i2c_dev_class, MKDEV(I2C_MAJOR, adap->nr));
device_destroy(i2c_dev_class, MKDEV(I2C_MAJOR, adap->nr));
error:
return_i2c_dev(i2c_dev);
kfree(i2c_dev);
@ -444,9 +444,9 @@ static int i2cdev_detach_adapter(struct i2c_adapter *adap)
if (!i2c_dev) /* attach_adapter must have failed */
return 0;
class_device_remove_file(i2c_dev->class_dev, &class_device_attr_name);
device_remove_file(i2c_dev->dev, &dev_attr_name);
return_i2c_dev(i2c_dev);
class_device_destroy(i2c_dev_class, MKDEV(I2C_MAJOR, adap->nr));
device_destroy(i2c_dev_class, MKDEV(I2C_MAJOR, adap->nr));
kfree(i2c_dev);
pr_debug("i2c-dev: adapter [%s] unregistered\n", adap->name);