49 lines
1.8 KiB
C
49 lines
1.8 KiB
C
/*
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* Copyright 2002 FreeBSD, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <dev/sound/pcm/sound.h>
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#include <dev/sound/pcm/ac97.h>
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#include <dev/sound/pcm/ac97_patch.h>
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SND_DECLARE_FILE("$FreeBSD$");
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void ad1886_patch(struct ac97_info* codec)
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{
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#define AC97_AD_JACK_SPDIF 0x72
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/*
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* Presario700 workaround
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* for Jack Sense/SPDIF Register misetting causing
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* no audible output
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* by Santiago Nullo 04/05/2002
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*/
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ac97_wrcd(codec, AC97_AD_JACK_SPDIF, 0x0010);
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}
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void ad198x_patch(struct ac97_info* codec)
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{
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ac97_wrcd(codec, 0x76, ac97_rdcd(codec, 0x76) | 0x0420);
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}
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