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| author | Kay Sievers <kay.sievers@vrfy.org> | 2009-04-30 15:23:42 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-06-15 21:30:25 -0700 |
| commit | f7a386c5b8ff34cd84ae922603d1c6f9d234edee (patch) | |
| tree | ae1c03544dd511d85cc537c632eba6f035072e36 /drivers/usb/class/usblp.c | |
| parent | d405640539555b601e52f7d18f1f0b1345d18bf5 (diff) | |
| download | lwn-f7a386c5b8ff34cd84ae922603d1c6f9d234edee.tar.gz lwn-f7a386c5b8ff34cd84ae922603d1c6f9d234edee.zip | |
Driver Core: usb: add nodename support for usb drivers.
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>
Diffstat (limited to 'drivers/usb/class/usblp.c')
| -rw-r--r-- | drivers/usb/class/usblp.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index d2747a49b974..26c09f0257db 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -1057,8 +1057,14 @@ static const struct file_operations usblp_fops = { .release = usblp_release, }; +static char *usblp_nodename(struct device *dev) +{ + return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev)); +} + static struct usb_class_driver usblp_class = { .name = "lp%d", + .nodename = usblp_nodename, .fops = &usblp_fops, .minor_base = USBLP_MINOR_BASE, }; |