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[src/trunk]: src/sys/dev/pci auich_round_blocksize: never return 0 as blocksize



details:   https://anonhg.NetBSD.org/src/rev/07ba3e70a3a4
branches:  trunk
changeset: 350865:07ba3e70a3a4
user:      martin <martin%NetBSD.org@localhost>
date:      Wed Jan 25 06:33:52 2017 +0000

description:
auich_round_blocksize: never return 0 as blocksize

diffstat:

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

diffs (28 lines):

diff -r a0a0644b0907 -r 07ba3e70a3a4 sys/dev/pci/auich.c
--- a/sys/dev/pci/auich.c       Wed Jan 25 03:23:29 2017 +0000
+++ b/sys/dev/pci/auich.c       Wed Jan 25 06:33:52 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: auich.c,v 1.149 2016/07/07 06:55:41 msaitoh Exp $      */
+/*     $NetBSD: auich.c,v 1.150 2017/01/25 06:33:52 martin Exp $       */
 
 /*-
  * Copyright (c) 2000, 2004, 2005, 2008 The NetBSD Foundation, Inc.
@@ -111,7 +111,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: auich.c,v 1.149 2016/07/07 06:55:41 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: auich.c,v 1.150 2017/01/25 06:33:52 martin Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1068,6 +1068,9 @@
     const audio_params_t *param)
 {
 
+       if (blk < 0x40)
+               return 0x40;            /* avoid 0 block size */
+
        return blk & ~0x3f;             /* keep good alignment */
 }
 



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