2 * Copyright 2002 FreeBSD, Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * $FreeBSD: src/sys/dev/sound/pcm/ac97_patch.c,v 1.3.2.3 2007/06/08 17:33:38 ariff Exp $
26 * $DragonFly: src/sys/dev/sound/pcm/ac97_patch.c,v 1.5 2007/06/16 19:48:05 hasso Exp $
29 #include <dev/sound/pcm/sound.h>
30 #include <dev/sound/pcm/ac97.h>
31 #include <dev/sound/pcm/ac97_patch.h>
33 SND_DECLARE_FILE("$DragonFly: src/sys/dev/sound/pcm/ac97_patch.c,v 1.5 2007/06/16 19:48:05 hasso Exp $");
35 void ad1886_patch(struct ac97_info* codec)
37 #define AC97_AD_JACK_SPDIF 0x72
39 * Presario700 workaround
40 * for Jack Sense/SPDIF Register misetting causing
42 * by Santiago Nullo 04/05/2002
44 ac97_wrcd(codec, AC97_AD_JACK_SPDIF, 0x0010);
47 void ad198x_patch(struct ac97_info* codec)
49 ac97_wrcd(codec, 0x76, ac97_rdcd(codec, 0x76) | 0x0420);
52 void ad1981b_patch(struct ac97_info* codec)
55 * Enable headphone jack sensing.
57 switch (ac97_getsubvendor(codec)) {
58 case 0x02d91014: /* IBM Thinkcentre */
59 ac97_wrcd(codec, AC97_AD_JACK_SPDIF,
60 ac97_rdcd(codec, AC97_AD_JACK_SPDIF) | 0x0800);
67 void cmi9739_patch(struct ac97_info* codec)
70 * Few laptops need extra register initialization
71 * to power up the internal speakers.
73 switch (ac97_getsubvendor(codec)) {
74 case 0x18431043: /* ASUS W1000N */
75 ac97_wrcd(codec, AC97_REG_POWER, 0x000f);
76 ac97_wrcd(codec, AC97_MIXEXT_CLFE, 0x0000);
77 ac97_wrcd(codec, 0x64, 0x7110);
84 void alc655_patch(struct ac97_info* codec)
87 * MSI (Micro-Star International) specific EAPD quirk.
89 switch (ac97_getsubvendor(codec)) {
90 case 0x00611462: /* MSI S250 */
91 case 0x01311462: /* MSI S270 */
92 case 0x01611462: /* LG K1 Express */
93 case 0x03511462: /* MSI L725 */
94 ac97_wrcd(codec, 0x7a, ac97_rdcd(codec, 0x7a) & 0xfffd);
98 * Amilo Pro V2055 with ALC655 has phone out by default
99 * disabled (surround on), leaving us only with internal
100 * speakers. This should really go to mixer. We write the
101 * Data Flow Control reg.
103 ac97_wrcd(codec, 0x6a, ac97_rdcd(codec, 0x6a) | 0x0001);