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Driver core: change misc class_devices to be real devices

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This also ment that some of the misc drivers had to also be fixed
up as they were assuming the device was a class_device.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
2006-07-27 16:16:04 -07:00
parent cd15422b9f
commit 94fbcded4e
5 changed files with 27 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/char/hw_random/core.c
+19 -19
View File
@@ -162,7 +162,8 @@ static struct miscdevice rng_miscdev = {
};
static ssize_t hwrng_attr_current_store(struct class_device *class,
static ssize_t hwrng_attr_current_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t len)
{
int err;
@@ -192,7 +193,8 @@ static ssize_t hwrng_attr_current_store(struct class_device *class,
return err ? : len;
}
static ssize_t hwrng_attr_current_show(struct class_device *class,
static ssize_t hwrng_attr_current_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
int err;
@@ -210,7 +212,8 @@ static ssize_t hwrng_attr_current_show(struct class_device *class,
return ret;
}
static ssize_t hwrng_attr_available_show(struct class_device *class,
static ssize_t hwrng_attr_available_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
int err;
@@ -234,20 +237,18 @@ static ssize_t hwrng_attr_available_show(struct class_device *class,
return ret;
}
static CLASS_DEVICE_ATTR(rng_current, S_IRUGO | S_IWUSR,
hwrng_attr_current_show,
hwrng_attr_current_store);
static CLASS_DEVICE_ATTR(rng_available, S_IRUGO,
hwrng_attr_available_show,
NULL);
static DEVICE_ATTR(rng_current, S_IRUGO | S_IWUSR,
hwrng_attr_current_show,
hwrng_attr_current_store);
static DEVICE_ATTR(rng_available, S_IRUGO,
hwrng_attr_available_show,
NULL);
static void unregister_miscdev(void)
{
class_device_remove_file(rng_miscdev.class,
&class_device_attr_rng_available);
class_device_remove_file(rng_miscdev.class,
&class_device_attr_rng_current);
device_remove_file(rng_miscdev.this_device, &dev_attr_rng_available);
device_remove_file(rng_miscdev.this_device, &dev_attr_rng_current);
misc_deregister(&rng_miscdev);
}
@@ -258,20 +259,19 @@ static int register_miscdev(void)
err = misc_register(&rng_miscdev);
if (err)
goto out;
err = class_device_create_file(rng_miscdev.class,
&class_device_attr_rng_current);
err = device_create_file(rng_miscdev.this_device,
&dev_attr_rng_current);
if (err)
goto err_misc_dereg;
err = class_device_create_file(rng_miscdev.class,
&class_device_attr_rng_available);
err = device_create_file(rng_miscdev.this_device,
&dev_attr_rng_available);
if (err)
goto err_remove_current;
out:
return err;
err_remove_current:
class_device_remove_file(rng_miscdev.class,
&class_device_attr_rng_current);
device_remove_file(rng_miscdev.this_device, &dev_attr_rng_current);
err_misc_dereg:
misc_deregister(&rng_miscdev);
goto out;