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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 <[email protected]>
Signed-off-by: Jan Blunck <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Kay Sievers 2009-04-30 15:23:42 +02:00 • committed by Greg Kroah-Hartman
commit f7a386c5b8
8 changed files with 56 additions and 2 deletions
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7
drivers/hid/usbhid/hiddev.c
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@ -850,8 +850,14 @@ static const struct file_operations hiddev_fops = {
#endif
};
static char *hiddev_nodename(struct device *dev)
{
return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev));
}
static struct usb_class_driver hiddev_class = {
.name = "hiddev%d",
.nodename = hiddev_nodename,
.fops = &hiddev_fops,
.minor_base = HIDDEV_MINOR_BASE,
};
@ -955,7 +961,6 @@ static int hiddev_usbd_probe(struct usb_interface *intf,
return -ENODEV;
}
static /* const */ struct usb_driver hiddev_driver = {
.name = "hiddev",
.probe = hiddev_usbd_probe,