[src/isaki-audio2]: src/sys/dev/audio Improve comments.

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

details:   https://anonhg.NetBSD.org/src/rev/5a29018d9eb3
branches:  isaki-audio2
changeset: 451023:5a29018d9eb3
user:      isaki <isaki%NetBSD.org@localhost>
date:      Sat May 04 07:41:50 2019 +0000

description:
Improve comments.

diffstat:

 sys/dev/audio/audio.c |  16 +++++++---------
 1 files changed, 7 insertions(+), 9 deletions(-)

diffs (51 lines):

diff -r 99b6a6739336 -r 5a29018d9eb3 sys/dev/audio/audio.c
--- a/sys/dev/audio/audio.c     Sat May 04 07:20:07 2019 +0000
+++ b/sys/dev/audio/audio.c     Sat May 04 07:41:50 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: audio.c,v 1.1.2.7 2019/05/04 07:20:09 isaki Exp $      */
+/*     $NetBSD: audio.c,v 1.1.2.8 2019/05/04 07:41:50 isaki Exp $      */
 
 /*-
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -128,7 +128,7 @@
  *     get_locks               -       -       Called at attach time
  *
  * *1 Note: Before 8.0, since these have been called only at attach time,
- *   neither lock were necessary.  In AUDIO2, on the other hand, since
+ *   neither lock were necessary.  Currently, on the other hand, since
  *   these may be also called after attach, the thread lock is required.
  *
  * In addition, there are two additional locks.
@@ -149,7 +149,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.1.2.7 2019/05/04 07:20:09 isaki Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.1.2.8 2019/05/04 07:41:50 isaki Exp $");
 
 #ifdef _KERNEL_OPT
 #include "audio.h"
@@ -6512,10 +6512,9 @@
  *
  * ai.mode                             (R/W)
  *     It specifies the playback or recording mode, AUMODE_*.
- *     In AUDIO2, A mode change operation by ai.mode after opening is
- *     prohibited.
- *     In AUDIO2, AUMODE_PLAY_ALL no longer makes sense.  However, it's
- *     possible to get or to set for backward compatibility.
+ *     Currently, a mode change operation by ai.mode after opening is
+ *     prohibited.  In addition, AUMODE_PLAY_ALL no longer makes sense.
+ *     However, it's possible to get or to set for backward compatibility.
  *
  * ai.{hiwat,lowat}                    (R/W)
  *     These specify the high water mark and low water mark for playback
@@ -6573,8 +6572,7 @@
  *
  * ai.blocksize                                (R/-)
  *     It indicates the block size in bytes.
- *     XXX In AUDIO2, the blocksize of playback and recording may be
- *     different.
+ *     XXX The blocksize of playback and recording may be different.
  */
 
 /*