#include <linux/config.h>
#include <linux/module.h>
-#include <linux/devfs_fs_kernel.h>
#include <linux/spinlock.h>
#include <linux/errno.h>
-
-#ifdef CONFIG_USB_DEBUG
- #define DEBUG
-#else
- #undef DEBUG
-#endif
#include <linux/usb.h>
#include "usb.h"
#define MAX_USB_MINORS 256
-static struct file_operations *usb_minors[MAX_USB_MINORS];
+static const struct file_operations *usb_minors[MAX_USB_MINORS];
static DEFINE_SPINLOCK(minor_lock);
static int usb_open(struct inode * inode, struct file * file)
{
int minor = iminor(inode);
- struct file_operations *c;
+ const struct file_operations *c;
int err = -ENODEV;
- struct file_operations *old_fops, *new_fops = NULL;
+ const struct file_operations *old_fops, *new_fops = NULL;
spin_lock (&minor_lock);
c = usb_minors[minor];
.open = usb_open,
};
-static struct class_simple *usb_class;
+static struct class *usb_class;
int usb_major_init(void)
{
goto out;
}
- usb_class = class_simple_create(THIS_MODULE, "usb");
+ usb_class = class_create(THIS_MODULE, "usb");
if (IS_ERR(usb_class)) {
- err("class_simple_create failed for usb devices");
+ error = PTR_ERR(usb_class);
+ err("class_create failed for usb devices");
unregister_chrdev(USB_MAJOR, "usb");
goto out;
}
- devfs_mk_dir("usb");
-
out:
return error;
}
void usb_major_cleanup(void)
{
- class_simple_destroy(usb_class);
- devfs_remove("usb");
+ class_destroy(usb_class);
unregister_chrdev(USB_MAJOR, "usb");
}
* enabled, the minor number will be based on the next available free minor,
* starting at the class_driver->minor_base.
*
- * This function also creates the devfs file for the usb device, if devfs
- * is enabled, and creates a usb class device in the sysfs tree.
+ * This function also creates a usb class device in the sysfs tree.
*
* usb_deregister_dev() must be called when the driver is done with
* the minor numbers given out by this function.
intf->minor = minor;
- /* handle the devfs registration */
- snprintf(name, BUS_ID_SIZE, class_driver->name, minor - minor_base);
- devfs_mk_cdev(MKDEV(USB_MAJOR, minor), class_driver->mode, name);
-
/* create a usb class device for this usb interface */
+ snprintf(name, BUS_ID_SIZE, class_driver->name, minor - minor_base);
temp = strrchr(name, '/');
if (temp && (temp[1] != 0x00))
++temp;
else
temp = name;
- intf->class_dev = class_simple_device_add(usb_class, MKDEV(USB_MAJOR, minor), &intf->dev, "%s", temp);
+ intf->class_dev = class_device_create(usb_class, NULL,
+ MKDEV(USB_MAJOR, minor),
+ &intf->dev, "%s", temp);
if (IS_ERR(intf->class_dev)) {
spin_lock (&minor_lock);
usb_minors[intf->minor] = NULL;
spin_unlock (&minor_lock);
- devfs_remove (name);
retval = PTR_ERR(intf->class_dev);
}
exit:
* call to usb_register_dev() (usually when the device is disconnected
* from the system.)
*
- * This function also cleans up the devfs file for the usb device, if devfs
- * is enabled, and removes the usb class device from the sysfs tree.
- *
+ * This function also removes the usb class device from the sysfs tree.
+ *
* This should be called by all drivers that use the USB major number.
*/
void usb_deregister_dev(struct usb_interface *intf,
spin_unlock (&minor_lock);
snprintf(name, BUS_ID_SIZE, class_driver->name, intf->minor - minor_base);
- devfs_remove (name);
- class_simple_device_remove(MKDEV(USB_MAJOR, intf->minor));
+ class_device_destroy(usb_class, MKDEV(USB_MAJOR, intf->minor));
intf->class_dev = NULL;
intf->minor = -1;
}