Merge from NetBSD: revs 1.55 and 1.56

Original NetBSD logs:

	----------------------------
	revision 1.56
	date: 2001/12/03 01:47:12;  author: augustss;  lines: +5 -3
	Handle vendor/product lookup with a common routine.
	----------------------------
	revision 1.55
	date: 2001/12/02 23:25:25;  author: augustss;  lines: +8 -1
	Add a subroutine to search for a vendor/product pair.
	----------------------------

1 files changed, 9 insertions, 0 deletions

diff --git a/sys/dev/usb/usbdi.h b/sys/dev/usb/usbdi.h
index 7a184e7..839832c 100644
--- a/sys/dev/usb/usbdi.h
+++ b/sys/dev/usb/usbdi.h
@@ -186,6 +186,15 @@ usb_endpoint_descriptor_t *usbd_get_endpoint_descriptor
 
 usbd_status usbd_reload_device_desc(usbd_device_handle);
 
+struct usb_devno {
+	u_int16_t ud_vendor;
+	u_int16_t ud_product;
+};
+const struct usb_devno *usb_match_device(const struct usb_devno *tbl,
+	u_int nentries, u_int sz, u_int16_t vendor, u_int16_t product);
+#define usb_lookup(tbl, vendor, product) \
+	usb_match_device((const struct usb_devno *)(tbl), sizeof (tbl) / sizeof ((tbl)[0]), sizeof ((tbl)[0]), (vendor), (product))
+
 /* NetBSD attachment information */
 
 /* Attach data */