[src/trunk]: src/sys/dev Make "options AUDIO_DEBUG=0" create a silent-by-defa...

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

details:   https://anonhg.NetBSD.org/src/rev/5e6b3c8391e4
branches:  trunk
changeset: 823603:5e6b3c8391e4
user:      martin <martin%NetBSD.org@localhost>
date:      Fri Apr 28 06:59:49 2017 +0000

description:
Make "options AUDIO_DEBUG=0" create a silent-by-default version of the
debug output, toggled at runtime by setting audiodebug to a higher value.
To get boot time debugging, use "options AUDIO_DEBUG=1".

diffstat:

 sys/dev/audio.c |  38 +++++++++++++++++++++-----------------
 1 files changed, 21 insertions(+), 17 deletions(-)

diffs (66 lines):

diff -r 4c00ae7eea36 -r 5e6b3c8391e4 sys/dev/audio.c
--- a/sys/dev/audio.c   Fri Apr 28 05:56:33 2017 +0000
+++ b/sys/dev/audio.c   Fri Apr 28 06:59:49 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: audio.c,v 1.328 2017/04/26 11:32:04 nat Exp $  */
+/*     $NetBSD: audio.c,v 1.329 2017/04/28 06:59:49 martin Exp $       */
 
 /*-
  * Copyright (c) 2016 Nathanial Sloss <nathanialsloss%yahoo.com.au@localhost>
@@ -148,7 +148,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.328 2017/04/26 11:32:04 nat Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.329 2017/04/28 06:59:49 martin Exp $");
 
 #include "audio.h"
 #if NAUDIO > 0
@@ -1284,14 +1284,16 @@
        }
 
 #ifdef AUDIO_DEBUG
-       printf("%s: HW-buffer=%p pustream=%p\n",
-              __func__, &vc->sc_mpr.s, vc->sc_pustream);
-       for (i = 0; i < pfilters->req_size; i++) {
-               char num[100];
-               snprintf(num, 100, "[%d]", i);
-               audio_print_params(num, &vc->sc_pstreams[i].param);
-       }
-       audio_print_params("[HW]", &vc->sc_mpr.s.param);
+       if (audiodebug) {
+               printf("%s: HW-buffer=%p pustream=%p\n",
+                      __func__, &vc->sc_mpr.s, vc->sc_pustream);
+               for (i = 0; i < pfilters->req_size; i++) {
+                       char num[100];
+                       snprintf(num, 100, "[%d]", i);
+                       audio_print_params(num, &vc->sc_pstreams[i].param);
+               }
+               audio_print_params("[HW]", &vc->sc_mpr.s.param);
+       }
 #endif /* AUDIO_DEBUG */
 
        return 0;
@@ -1363,13 +1365,15 @@
        HW_UNLOCK(vc);
 
 #ifdef AUDIO_DEBUG
-       printf("%s: HW-buffer=%p pustream=%p\n",
-              __func__, &vc->sc_mrr.s, vc->sc_rustream);
-       audio_print_params("[HW]", &vc->sc_mrr.s.param);
-       for (i = 0; i < rfilters->req_size; i++) {
-               char num[100];
-               snprintf(num, 100, "[%d]", i);
-               audio_print_params(num, &vc->sc_rstreams[i].param);
+       if (audiodebug) {
+               printf("%s: HW-buffer=%p pustream=%p\n",
+                      __func__, &vc->sc_mrr.s, vc->sc_rustream);
+               audio_print_params("[HW]", &vc->sc_mrr.s.param);
+               for (i = 0; i < rfilters->req_size; i++) {
+                       char num[100];
+                       snprintf(num, 100, "[%d]", i);
+                       audio_print_params(num, &vc->sc_rstreams[i].param);
+               }
        }
 #endif /* AUDIO_DEBUG */