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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 15:23:42 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-15 21:30:25 -0700
commitf7a386c5b8ff34cd84ae922603d1c6f9d234edee (patch)
treeae1c03544dd511d85cc537c632eba6f035072e36 /drivers/usb/class
parentd405640539555b601e52f7d18f1f0b1345d18bf5 (diff)
downloadlinux-f7a386c5b8ff34cd84ae922603d1c6f9d234edee.tar.bz2
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')
-rw-r--r--drivers/usb/class/usblp.c6
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,
};