xref: /titanic_41/usr/src/uts/common/io/audio/ac97/ac97_alc.c (revision 33ab04ab97e6a2ee82971255446a0aa4eace756e)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * ALC (Realtek/Advance Logic) codec extensions.
28  */
29 
30 #include <sys/types.h>
31 #include <sys/ddi.h>
32 #include <sys/sunddi.h>
33 #include <sys/audio/audio_driver.h>
34 #include <sys/audio/ac97.h>
35 #include <sys/note.h>
36 #include "ac97_impl.h"
37 
38 #define	ALC_DATA_FLOW_CTRL_REGISTER	0x6a
39 #define	ADFC_SPDIFIN_EN			0x8000
40 #define	ADFC_SPDIFIN_MON_EN		0x4000
41 #define	ADFC_SPDIF_OUT_MASK		0x3000
42 #define	ADFC_SPDIF_OUT_ACLINK		0x0000
43 #define	ADFC_SPDIF_OUT_ADC		0x1000
44 #define	ADFC_SPDIF_OUT_BYPASS		0x2000
45 #define	ADFC_PCM_SPDIFIN		0x0800
46 #define	ADFC_BACK_SURROUND		0x0400	/* ALC850 only */
47 #define	ADFC_CENTER_LFE			0x0400	/* ALC650 series */
48 #define	ADFC_MIC			0x0000
49 #define	ADFC_SURROUND			0x0200
50 #define	ADFC_LINEIN			0x0000
51 #define	ADFC_FRONT_MIC_MONO_OUT		0x0100	/* ALC850 */
52 #define	ADFC_ANALOG_INPUT_PASS_CLFE	0x0020
53 #define	ADFC_ANALOG_INPUT_PASS_SURROUND	0x0010
54 #define	ADFC_SURROUND_MIRROR		0x0001
55 
56 #define	ALC_SURROUND_DAC_REGISTER	0x64
57 #define	ASD_SURROUND_MUTE		0x8000
58 #define	ASD_SURR_LEFT_VOL		0x1f00
59 #define	ASD_SURR_RIGHT_VOL		0x001f
60 
61 #define	ALC_CEN_LFE_DAC_REGISTER	0x66
62 #define	ACLD_CEN_LFE_MUTE		0x8000
63 #define	ACLD_LFE_VOL			0x1f00
64 #define	ACLD_CEN_VOL			0x001f
65 
66 #define	ALC_MISC_CTRL_REGISTER		0x7a
67 #define	AMC_XTLSEL			0x8000
68 #define	AMC_VREFOUT_DIS			0x1000
69 #define	AMC_INDEP_MUTE_CTRL		0x0800
70 #define	AMC_JD2_SURR_CEN_LFE		0x0008
71 #define	AMC_JD1_SURR_CEN_LFE		0x0004
72 #define	AMC_PIN47_SPDIF			0x0002
73 #define	AMC_PIN47_EAPD			0x0000
74 #define	AMC_JD0_SURR_CEN_LFE		0x0001
75 
76 static void
alc650_set_linein_func(ac97_ctrl_t * actrl,uint64_t value)77 alc650_set_linein_func(ac97_ctrl_t *actrl, uint64_t value)
78 {
79 	ac97_t		*ac = actrl->actrl_ac97;
80 
81 	ac_wr(ac, AC97_INTERRUPT_PAGING_REGISTER, 0);	/* select page 0 */
82 	if (value & 2) {
83 		ac_set(ac, ALC_DATA_FLOW_CTRL_REGISTER, ADFC_SURROUND);
84 	} else {
85 		ac_clr(ac, ALC_DATA_FLOW_CTRL_REGISTER, ADFC_SURROUND);
86 	}
87 }
88 
89 static void
alc650_set_mic_func(ac97_ctrl_t * actrl,uint64_t value)90 alc650_set_mic_func(ac97_ctrl_t *actrl, uint64_t value)
91 {
92 	ac97_t		*ac = actrl->actrl_ac97;
93 
94 	ac_wr(ac, AC97_INTERRUPT_PAGING_REGISTER, 0);	/* select page 0 */
95 	if (value & 2) {
96 		ac_set(ac, ALC_MISC_CTRL_REGISTER, AMC_VREFOUT_DIS);
97 		ac_set(ac, ALC_DATA_FLOW_CTRL_REGISTER, ADFC_CENTER_LFE);
98 	} else {
99 		ac_clr(ac, ALC_MISC_CTRL_REGISTER, AMC_VREFOUT_DIS);
100 		ac_clr(ac, ALC_DATA_FLOW_CTRL_REGISTER, ADFC_CENTER_LFE);
101 	}
102 }
103 
104 #if 0
105 static void
106 alc850_set_auxin_func(ac97_ctrl_t *actrl, uint64_t value)
107 {
108 	ac97_t		*ac = actrl->actrl_ac97;
109 
110 	ac_wr(ac, AC97_INTERRUPT_PAGING_REGISTER, 0);	/* select page 0 */
111 	if (value & 2) {
112 		ac_set(ac, ALC_DATA_FLOW_CTRL_REGISTER, ADFC_BACK_SURROUND);
113 	} else {
114 		ac_clr(ac, ALC_DATA_FLOW_CTRL_REGISTER, ADFC_BACK_SURROUND);
115 	}
116 }
117 #endif
118 
119 static void
alc650_set_pcm(ac97_ctrl_t * actrl,uint64_t value)120 alc650_set_pcm(ac97_ctrl_t *actrl, uint64_t value)
121 {
122 	ac97_t		*ac = actrl->actrl_ac97;
123 	uint16_t	adj_value;
124 	uint16_t	mute;
125 	uint8_t		vol;
126 
127 	/* limit input values to 16 bits and split to right and left */
128 	vol = value & 0xff;
129 
130 	/* If this control is mute-able than set as muted if needed */
131 	mute = vol ? 0 : ASD_SURROUND_MUTE;
132 	adj_value = ac_val_scale(vol, vol, 5) | mute;
133 
134 	/* select page 0 */
135 	ac_wr(ac, AC97_INTERRUPT_PAGING_REGISTER, 0);
136 	/* adjust all three PCM volumes */
137 	ac_wr(ac, AC97_PCM_OUT_VOLUME_REGISTER, adj_value);
138 	ac_wr(ac, ALC_SURROUND_DAC_REGISTER, adj_value);
139 	ac_wr(ac, ALC_CEN_LFE_DAC_REGISTER, adj_value);
140 }
141 
142 static const char *alc_linein_funcs[] = {
143 	AUDIO_PORT_LINEIN,
144 	AUDIO_PORT_SURROUND,
145 	NULL
146 };
147 
148 static const char *alc_mic_funcs[] = {
149 	AUDIO_PORT_MIC,
150 	AUDIO_PORT_CENLFE,
151 	NULL
152 };
153 
154 static ac97_ctrl_probe_t alc650_linein_func_cpt = {
155 	AUDIO_CTRL_ID_JACK1, 1, 3, 3, AUDIO_CTRL_TYPE_ENUM, AC97_FLAGS,
156 	0, alc650_set_linein_func, NULL, 0, alc_linein_funcs
157 };
158 static ac97_ctrl_probe_t alc650_mic_func_cpt = {
159 	AUDIO_CTRL_ID_JACK2, 1, 3, 3, AUDIO_CTRL_TYPE_ENUM, AC97_FLAGS,
160 	0, alc650_set_mic_func, NULL, 0, alc_mic_funcs
161 };
162 
163 static void
alc_pcm_override(ac97_t * ac)164 alc_pcm_override(ac97_t *ac)
165 {
166 	ac97_ctrl_t	*ctrl;
167 
168 	/* override master PCM volume function */
169 	ctrl = ac97_control_find(ac, AUDIO_CTRL_ID_VOLUME);
170 	if (ctrl != NULL) {
171 		ctrl->actrl_write_fn = alc650_set_pcm;
172 	}
173 }
174 
175 void
alc650_init(ac97_t * ac)176 alc650_init(ac97_t *ac)
177 {
178 	ac97_ctrl_probe_t	cp;
179 	int			ival;
180 
181 	bcopy(&alc650_linein_func_cpt, &cp, sizeof (cp));
182 	ival = ac_get_prop(ac, AC97_PROP_LINEIN_FUNC, 0);
183 	if ((ival >= 1) && (ival <= 2)) {
184 		cp.cp_initval = ival;
185 	}
186 	ac_add_control(ac, &cp);
187 
188 	bcopy(&alc650_mic_func_cpt, &cp, sizeof (cp));
189 	ival = ac_get_prop(ac, AC97_PROP_MIC_FUNC, 0);
190 	if ((ival >= 1) && (ival <= 2)) {
191 		cp.cp_initval = ival;
192 	}
193 	ac_add_control(ac, &cp);
194 
195 	alc_pcm_override(ac);
196 }
197 
198 void
alc850_init(ac97_t * ac)199 alc850_init(ac97_t *ac)
200 {
201 	/*
202 	 * NB: We could probably enable 7.1 here using the AUXIN source,
203 	 * but there are a few details still missing from the data sheet.
204 	 * (Such as, how is volume from the back-surround DAC managed?,
205 	 * and what SDATA slots are the back surround delivered on?)
206 	 *
207 	 * Also, the AC'97 controllers themselves don't necessarily support
208 	 * 7.1, so we'd have to figure out how to coordinate detection
209 	 * with the controller.  5.1 should be good enough for now.
210 	 *
211 	 * Unlike other products, ALC850 has separate pins for 5.1 data,
212 	 * so jack retasking isn't needed.  However, it can retask
213 	 * some jacks, but we don't have full details for that right
214 	 * now.  We've not seen it on any systems (yet) where this was
215 	 * necessary, though.
216 	 */
217 
218 	alc_pcm_override(ac);
219 }
220