Module Name: src
Committed By: martin
Date: Mon May 15 12:07:32 UTC 2017
Modified Files:
src/sys/dev: audio.c
Log Message:
Be carefull with play-only/record-only devices. Suggestion from Jared,
avoids a crash with hdmi audio.
To generate a diff of this commit:
cvs rdiff -u -r1.348 -r1.349 src/sys/dev/audio.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/audio.c
diff -u src/sys/dev/audio.c:1.348 src/sys/dev/audio.c:1.349
--- src/sys/dev/audio.c:1.348 Mon May 15 09:43:56 2017
+++ src/sys/dev/audio.c Mon May 15 12:07:32 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: audio.c,v 1.348 2017/05/15 09:43:56 nat Exp $ */
+/* $NetBSD: audio.c,v 1.349 2017/05/15 12:07:32 martin Exp $ */
/*-
* Copyright (c) 2016 Nathanial Sloss <nathanialsl...@yahoo.com.au>
@@ -148,7 +148,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.348 2017/05/15 09:43:56 nat Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.349 2017/05/15 12:07:32 martin Exp $");
#include "audio.h"
#if NAUDIO > 0
@@ -4697,8 +4697,10 @@ audiosetinfo(struct audio_softc *sc, str
/* Play params can affect the record params, so recalculate blksize. */
if (nr > 0 || np > 0 || reset) {
vc->sc_blkset = false;
- audio_calc_blksize(sc, AUMODE_RECORD, vc);
- audio_calc_blksize(sc, AUMODE_PLAY, vc);
+ if (nr > 0)
+ audio_calc_blksize(sc, AUMODE_RECORD, vc);
+ if (np > 0)
+ audio_calc_blksize(sc, AUMODE_PLAY, vc);
}
#ifdef AUDIO_DEBUG
if (audiodebug > 1 && nr > 0) {
@@ -4791,8 +4793,10 @@ audiosetinfo(struct audio_softc *sc, str
cleared = true;
}
vc->sc_blkset = false;
- audio_calc_blksize(sc, AUMODE_RECORD, vc);
- audio_calc_blksize(sc, AUMODE_PLAY, vc);
+ if (nr > 0)
+ audio_calc_blksize(sc, AUMODE_RECORD, vc);
+ if (np > 0)
+ audio_calc_blksize(sc, AUMODE_PLAY, vc);
sc->sc_pr.blksize = vc->sc_mpr.blksize;
sc->sc_rr.blksize = vc->sc_mrr.blksize;
} else {
