ac97_patch.c revision 193640 
1/*-
2 * Copyright (c) 2002 Orion Hodson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifdef HAVE_KERNEL_OPTION_HEADERS
28#include "opt_snd.h"
29#endif
30
31#include <dev/sound/pcm/sound.h>
32#include <dev/sound/pcm/ac97.h>
33#include <dev/sound/pcm/ac97_patch.h>
34
35SND_DECLARE_FILE("$FreeBSD: head/sys/dev/sound/pcm/ac97_patch.c 193640 2009-06-07 19:12:08Z ariff $");
36
37void ad1886_patch(struct ac97_info* codec)
38{
39#define AC97_AD_JACK_SPDIF 0x72
40	/*
41	 *    Presario700 workaround
42	 *     for Jack Sense/SPDIF Register misetting causing
43	 *    no audible output
44	 *    by Santiago Nullo 04/05/2002
45	 */
46	ac97_wrcd(codec, AC97_AD_JACK_SPDIF, 0x0010);
47}
48
49void ad198x_patch(struct ac97_info* codec)
50{
51	switch (ac97_getsubvendor(codec)) {
52	case 0x11931043:	/* Not for ASUS A9T (probably else too). */
53		break;
54	default:
55		ac97_wrcd(codec, 0x76, ac97_rdcd(codec, 0x76) | 0x0420);
56		break;
57	}
58}
59
60void ad1981b_patch(struct ac97_info* codec)
61{
62	/*
63	 * Enable headphone jack sensing.
64	 */
65	switch (ac97_getsubvendor(codec)) {
66	case 0x02d91014:	/* IBM Thinkcentre */
67	case 0x099c103c:	/* HP nx6110 */
68		ac97_wrcd(codec, AC97_AD_JACK_SPDIF,
69		    ac97_rdcd(codec, AC97_AD_JACK_SPDIF) | 0x0800);
70		break;
71	default:
72		break;
73	}
74}
75
76void cmi9739_patch(struct ac97_info* codec)
77{
78	/*
79	 * Few laptops need extra register initialization
80	 * to power up the internal speakers.
81	 */
82	switch (ac97_getsubvendor(codec)) {
83	case 0x18431043:	/* ASUS W1000N */
84		ac97_wrcd(codec, AC97_REG_POWER, 0x000f);
85		ac97_wrcd(codec, AC97_MIXEXT_CLFE, 0x0000);
86		ac97_wrcd(codec, 0x64, 0x7110);
87		break;
88	default:
89		break;
90	}
91}
92
93void alc655_patch(struct ac97_info* codec)
94{
95	/*
96	 * MSI (Micro-Star International) specific EAPD quirk.
97	 */
98	switch (ac97_getsubvendor(codec)) {
99	case 0x00611462:	/* MSI S250 */
100	case 0x01311462:	/* MSI S270 */
101	case 0x01611462:	/* LG K1 Express */
102	case 0x03511462:	/* MSI L725 */
103		ac97_wrcd(codec, 0x7a, ac97_rdcd(codec, 0x7a) & 0xfffd);
104		break;
105	case 0x10ca1734:
106		/*
107		 * Amilo Pro V2055 with ALC655 has phone out by default
108		 * disabled (surround on), leaving us only with internal
109		 * speakers. This should really go to mixer. We write the
110		 * Data Flow Control reg.
111		 */
112		ac97_wrcd(codec, 0x6a, ac97_rdcd(codec, 0x6a) | 0x0001);
113		break;
114	default:
115		break;
116	}
117}
118