[src/trunk]: src/sys/dev auconv_exact_match: don't check precision, validbits...

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

details:   https://anonhg.NetBSD.org/src/rev/ba36872e57f5
branches:  trunk
changeset: 769360:ba36872e57f5
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Wed Sep 07 00:11:58 2011 +0000

description:
auconv_exact_match: don't check precision, validbits, or channels for AC3

diffstat:

 sys/dev/auconv.c |  20 +++++++++++---------
 1 files changed, 11 insertions(+), 9 deletions(-)

diffs (42 lines):

diff -r ee451114646f -r ba36872e57f5 sys/dev/auconv.c
--- a/sys/dev/auconv.c  Tue Sep 06 22:41:53 2011 +0000
+++ b/sys/dev/auconv.c  Wed Sep 07 00:11:58 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: auconv.c,v 1.23 2011/09/06 01:16:44 jmcneill Exp $     */
+/*     $NetBSD: auconv.c,v 1.24 2011/09/07 00:11:58 jmcneill Exp $     */
 
 /*
  * Copyright (c) 1996 The NetBSD Foundation, Inc.
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: auconv.c,v 1.23 2011/09/06 01:16:44 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: auconv.c,v 1.24 2011/09/07 00:11:58 jmcneill Exp $");
 
 #include <sys/types.h>
 #include <sys/audioio.h>
@@ -826,14 +826,16 @@
                /**
                 * XXX  we need encoding-dependent check.
                 * XXX  Is to check precision/channels meaningful for
-                *      MPEG/AC3 encodings?
+                *      MPEG encodings?
                 */
-               if (formats[i].validbits != param->validbits)
-                       continue;
-               if (formats[i].precision != param->precision)
-                       continue;
-               if (formats[i].channels != param->channels)
-                       continue;
+               if (enc != AUDIO_ENCODING_AC3) {
+                       if (formats[i].validbits != param->validbits)
+                               continue;
+                       if (formats[i].precision != param->precision)
+                               continue;
+                       if (formats[i].channels != param->channels)
+                               continue;
+               }
                if (!auconv_is_supported_rate(&formats[i],
                                              param->sample_rate))
                        continue;