usb/xhci: update a comment regarding the BOS descriptor to reflect the code

The comment is a quote of Alan Stern and reflects the data structure
better than the the initial comment.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>

diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index eb640d0..5896f05 100644 (file)
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -29,7 +29,7 @@
 #define        PORT_RWC_BITS   (PORT_CSC | PORT_PEC | PORT_WRC | PORT_OCC | \
                         PORT_RC | PORT_PLC | PORT_PE)
 
-/* usb 1.1 root hub device descriptor */
+/* USB 3.0 BOS descriptor and a capability descriptor, combined */
 static u8 usb_bos_descriptor [] = {
        USB_DT_BOS_SIZE,                /*  __u8 bLength, 5 bytes */
        USB_DT_BOS,                     /*  __u8 bDescriptorType */