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Driver Core: usb: add nodename support for usb drivers.

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This adds support for USB drivers to report their requested nodename to
userspace.  It also updates a number of USB drivers to provide the
needed subdirectory and device name to be used for them.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers
2009-04-30 15:23:42 +02:00
committed by Greg Kroah-Hartman
parent d405640539
commit f7a386c5b8
8 changed files with 56 additions and 2 deletions
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3
include/linux/usb.h
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@ -869,6 +869,8 @@ struct usb_driver {
* struct usb_device_driver - identifies USB device driver to usbcore
* @name: The driver name should be unique among USB drivers,
* and should normally be the same as the module name.
* @nodename: Callback to provide a naming hint for a possible
* device node to create.
* @probe: Called to see if the driver is willing to manage a particular
* device. If it is, probe returns zero and uses dev_set_drvdata()
* to associate driver-specific data with the device. If unwilling
@ -912,6 +914,7 @@ extern struct bus_type usb_bus_type;
*/
struct usb_class_driver {
char *name;
char *(*nodename)(struct device *dev);
const struct file_operations *fops;
int minor_base;
};