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[src/trunk]: src/sys/dev/pci/hdaudio Read/modify/write the digital converter ...
details: https://anonhg.NetBSD.org/src/rev/b21be9bf02fe
branches: trunk
changeset: 769370:b21be9bf02fe
user: jmcneill <jmcneill%NetBSD.org@localhost>
date: Wed Sep 07 12:33:06 2011 +0000
description:
Read/modify/write the digital converter control 1 register when setting up
digital playback instead of clobbering existing state.
diffstat:
sys/dev/pci/hdaudio/hdafg.c | 15 +++++++++------
1 files changed, 9 insertions(+), 6 deletions(-)
diffs (50 lines):
diff -r 395712bd827d -r b21be9bf02fe sys/dev/pci/hdaudio/hdafg.c
--- a/sys/dev/pci/hdaudio/hdafg.c Wed Sep 07 10:19:40 2011 +0000
+++ b/sys/dev/pci/hdaudio/hdafg.c Wed Sep 07 12:33:06 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: hdafg.c,v 1.5 2011/09/07 00:16:40 jmcneill Exp $ */
+/* $NetBSD: hdafg.c,v 1.6 2011/09/07 12:33:06 jmcneill Exp $ */
/*
* Copyright (c) 2009 Precedence Technologies Ltd <support%precedence.co.uk@localhost>
@@ -60,7 +60,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: hdafg.c,v 1.5 2011/09/07 00:16:40 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: hdafg.c,v 1.6 2011/09/07 12:33:06 jmcneill Exp $");
#include <sys/types.h>
#include <sys/param.h>
@@ -3041,8 +3041,6 @@
KASSERT(mode == AUMODE_PLAY || mode == AUMODE_RECORD);
- dfmt = COP_DIGITAL_CONVCTRL1_DIGEN;
-
if (mode == AUMODE_PLAY)
fmt = hdaudio_stream_param(sc->sc_audiodev.ad_playback,
&sc->sc_pparam);
@@ -3050,8 +3048,6 @@
fmt = hdaudio_stream_param(sc->sc_audiodev.ad_capture,
&sc->sc_rparam);
- if (fmt & HDAUDIO_FMT_TYPE_NONPCM)
- dfmt |= COP_DIGITAL_CONVCTRL1_NAUDIO;
for (i = 0; i < sc->sc_nassocs; i++) {
if (as[i].as_enable == false)
@@ -3112,6 +3108,13 @@
hdaudio_command(sc->sc_codec, w->w_nid,
CORB_SET_CONVERTER_FORMAT, fmt);
if (w->w_p.aw_cap & COP_AWCAP_DIGITAL) {
+ dfmt = hdaudio_command(sc->sc_codec, w->w_nid,
+ CORB_GET_DIGITAL_CONVERTER_CONTROL_1, 0);
+ dfmt |= COP_DIGITAL_CONVCTRL1_DIGEN;
+ if (fmt & HDAUDIO_FMT_TYPE_NONPCM)
+ dfmt |= COP_DIGITAL_CONVCTRL1_NAUDIO;
+ else
+ dfmt &= ~COP_DIGITAL_CONVCTRL1_NAUDIO;
hdaudio_command(sc->sc_codec, w->w_nid,
CORB_SET_DIGITAL_CONVERTER_CONTROL_1, dfmt);
}
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