Module Name:    src
Committed By:   nat
Date:           Sat Dec 16 15:58:56 UTC 2017

Modified Files:
        src/sys/dev: audio.c

Log Message:
Allow the hwvc block size to be set to any amount with audio mixing
disabled.


To generate a diff of this commit:
cvs rdiff -u -r1.443 -r1.444 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:1.443 src/sys/dev/audio.c:1.444
--- src/sys/dev/audio.c:1.443	Sat Dec 16 15:56:00 2017
+++ src/sys/dev/audio.c	Sat Dec 16 15:58:56 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: audio.c,v 1.443 2017/12/16 15:56:00 nat Exp $	*/
+/*	$NetBSD: audio.c,v 1.444 2017/12/16 15:58:56 nat 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 1.443 2017/12/16 15:56:00 nat Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.444 2017/12/16 15:58:56 nat Exp $");
 
 #ifdef _KERNEL_OPT
 #include "audio.h"
@@ -2725,12 +2725,13 @@ audio_setblksize(struct audio_softc *sc,
 		stream = vc->sc_pustream;
 	}
 
-	if (vc == sc->sc_hwvc) {
+	if (sc->sc_usemixer && vc == sc->sc_hwvc) {
 		mixcb->blksize = audio_calc_blksize(sc, parm);
 		cb->blksize = audio_calc_blksize(sc, &cb->s.param);
 	} else {
 		cb->blksize = audio_calc_blksize(sc, &stream->param);
-		if (SPECIFIED(blksize) && blksize > cb->blksize)
+		if ((!sc->sc_usemixer && SPECIFIED(blksize)) ||
+		    (SPECIFIED(blksize) && blksize > cb->blksize))
 			cb->blksize = blksize;
 	}
 }

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