[src/nick-nhusb]: src/sys/dev/usb Comments

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4eea5dbcac61
branches:  nick-nhusb
changeset: 334280:4eea5dbcac61
user:      skrll <skrll%NetBSD.org@localhost>
date:      Wed Oct 21 21:36:08 2015 +0000

description:
Comments

diffstat:

 sys/dev/usb/xhci.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (42 lines):

diff -r 03bd1cfeafbc -r 4eea5dbcac61 sys/dev/usb/xhci.c
--- a/sys/dev/usb/xhci.c        Wed Oct 21 21:34:11 2015 +0000
+++ b/sys/dev/usb/xhci.c        Wed Oct 21 21:36:08 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: xhci.c,v 1.28.2.43 2015/10/21 21:34:11 skrll Exp $     */
+/*     $NetBSD: xhci.c,v 1.28.2.44 2015/10/21 21:36:08 skrll Exp $     */
 
 /*
  * Copyright (c) 2013 Jonathan A. Kollasch
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xhci.c,v 1.28.2.43 2015/10/21 21:34:11 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xhci.c,v 1.28.2.44 2015/10/21 21:36:08 skrll Exp $");
 
 #include "opt_usb.h"
 
@@ -2860,6 +2860,7 @@
        /* Hub requests */
        case C(UR_CLEAR_FEATURE, UT_WRITE_CLASS_DEVICE):
                break;
+       /* Clear Port Feature request */
        case C(UR_CLEAR_FEATURE, UT_WRITE_CLASS_OTHER):
                DPRINTFN(4, "UR_CLEAR_PORT_FEATURE port=%d feature=%d",
                             index, value, 0, 0);
@@ -2930,6 +2931,7 @@
                memset(buf, 0, len); /* ? XXX */
                totlen = len;
                break;
+       /* Get Port Status request */
        case C(UR_GET_STATUS, UT_READ_CLASS_OTHER):
                DPRINTFN(8, "get port status i=%d", index, 0, 0, 0);
                if (index < 1 || index > sc->sc_maxports) {
@@ -2975,6 +2977,7 @@
                break;
        case C(UR_SET_FEATURE, UT_WRITE_CLASS_DEVICE):
                break;
+       /* Set Port Feature request */
        case C(UR_SET_FEATURE, UT_WRITE_CLASS_OTHER): {
                int optval = (index >> 8) & 0xff;
                index &= 0xff;