2 * Universal Interface for Intel High Definition Audio Codec
4 * HD audio interface patch for Silicon Labs 3054/5 modem codec
6 * Copyright (c) 2005 Sasha Khapyorsky <sashak@alsa-project.org>
7 * Takashi Iwai <tiwai@suse.de>
10 * This driver is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This driver is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <sound/driver.h>
26 #include <linux/init.h>
27 #include <linux/delay.h>
28 #include <linux/slab.h>
29 #include <sound/core.h>
30 #include "hda_codec.h"
31 #include "hda_local.h"
35 #define SI3054_VERB_READ_NODE 0x900
36 #define SI3054_VERB_WRITE_NODE 0x100
38 /* si3054 nodes (registers) */
39 #define SI3054_EXTENDED_MID 2
40 #define SI3054_LINE_RATE 3
41 #define SI3054_LINE_LEVEL 4
42 #define SI3054_GPIO_CFG 5
43 #define SI3054_GPIO_POLARITY 6
44 #define SI3054_GPIO_STICKY 7
45 #define SI3054_GPIO_WAKEUP 8
46 #define SI3054_GPIO_STATUS 9
47 #define SI3054_GPIO_CONTROL 10
48 #define SI3054_MISC_AFE 11
49 #define SI3054_CHIPID 12
50 #define SI3054_LINE_CFG1 13
51 #define SI3054_LINE_STATUS 14
52 #define SI3054_DC_TERMINATION 15
53 #define SI3054_LINE_CONFIG 16
54 #define SI3054_CALLPROG_ATT 17
55 #define SI3054_SQ_CONTROL 18
56 #define SI3054_MISC_CONTROL 19
57 #define SI3054_RING_CTRL1 20
58 #define SI3054_RING_CTRL2 21
61 #define SI3054_MEI_READY 0xf
64 #define SI3054_ATAG_MASK 0x00f0
65 #define SI3054_DTAG_MASK 0xf000
68 #define SI3054_GPIO_OH 0x0001
69 #define SI3054_GPIO_CID 0x0002
71 /* chipid and revisions */
72 #define SI3054_CHIPID_CODEC_REV_MASK 0x000f
73 #define SI3054_CHIPID_DAA_REV_MASK 0x00f0
74 #define SI3054_CHIPID_INTERNATIONAL 0x0100
75 #define SI3054_CHIPID_DAA_ID 0x0f00
76 #define SI3054_CHIPID_CODEC_ID (1<<12)
78 /* si3054 codec registers (nodes) access macros */
79 #define GET_REG(codec,reg) (snd_hda_codec_read(codec,reg,0,SI3054_VERB_READ_NODE,0))
80 #define SET_REG(codec,reg,val) (snd_hda_codec_write(codec,reg,0,SI3054_VERB_WRITE_NODE,val))
84 unsigned international
;
93 #define PRIVATE_VALUE(reg,mask) ((reg<<16)|(mask&0xffff))
94 #define PRIVATE_REG(val) ((val>>16)&0xffff)
95 #define PRIVATE_MASK(val) (val&0xffff)
97 static int si3054_switch_info(struct snd_kcontrol
*kcontrol
,
98 struct snd_ctl_elem_info
*uinfo
)
100 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
102 uinfo
->value
.integer
.min
= 0;
103 uinfo
->value
.integer
.max
= 1;
107 static int si3054_switch_get(struct snd_kcontrol
*kcontrol
,
108 struct snd_ctl_elem_value
*uvalue
)
110 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
111 u16 reg
= PRIVATE_REG(kcontrol
->private_value
);
112 u16 mask
= PRIVATE_MASK(kcontrol
->private_value
);
113 uvalue
->value
.integer
.value
[0] = (GET_REG(codec
, reg
)) & mask
? 1 : 0 ;
117 static int si3054_switch_put(struct snd_kcontrol
*kcontrol
,
118 struct snd_ctl_elem_value
*uvalue
)
120 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
121 u16 reg
= PRIVATE_REG(kcontrol
->private_value
);
122 u16 mask
= PRIVATE_MASK(kcontrol
->private_value
);
123 if (uvalue
->value
.integer
.value
[0])
124 SET_REG(codec
, reg
, (GET_REG(codec
, reg
)) | mask
);
126 SET_REG(codec
, reg
, (GET_REG(codec
, reg
)) & ~mask
);
130 #define SI3054_KCONTROL(kname,reg,mask) { \
131 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
133 .info = si3054_switch_info, \
134 .get = si3054_switch_get, \
135 .put = si3054_switch_put, \
136 .private_value = PRIVATE_VALUE(reg,mask), \
140 static struct snd_kcontrol_new si3054_modem_mixer
[] = {
141 SI3054_KCONTROL("Off-hook Switch", SI3054_GPIO_CONTROL
, SI3054_GPIO_OH
),
142 SI3054_KCONTROL("Caller ID Switch", SI3054_GPIO_CONTROL
, SI3054_GPIO_CID
),
146 static int si3054_build_controls(struct hda_codec
*codec
)
148 return snd_hda_add_new_ctls(codec
, si3054_modem_mixer
);
156 static int si3054_pcm_prepare(struct hda_pcm_stream
*hinfo
,
157 struct hda_codec
*codec
,
158 unsigned int stream_tag
,
160 struct snd_pcm_substream
*substream
)
164 SET_REG(codec
, SI3054_LINE_RATE
, substream
->runtime
->rate
);
165 val
= GET_REG(codec
, SI3054_LINE_LEVEL
);
166 val
&= 0xff << (8 * (substream
->stream
!= SNDRV_PCM_STREAM_PLAYBACK
));
167 val
|= ((stream_tag
& 0xf) << 4) << (8 * (substream
->stream
== SNDRV_PCM_STREAM_PLAYBACK
));
168 SET_REG(codec
, SI3054_LINE_LEVEL
, val
);
170 snd_hda_codec_setup_stream(codec
, hinfo
->nid
,
171 stream_tag
, 0, format
);
175 static int si3054_pcm_open(struct hda_pcm_stream
*hinfo
,
176 struct hda_codec
*codec
,
177 struct snd_pcm_substream
*substream
)
179 static unsigned int rates
[] = { 8000, 9600, 16000 };
180 static struct snd_pcm_hw_constraint_list hw_constraints_rates
= {
181 .count
= ARRAY_SIZE(rates
),
185 substream
->runtime
->hw
.period_bytes_min
= 80;
186 return snd_pcm_hw_constraint_list(substream
->runtime
, 0,
187 SNDRV_PCM_HW_PARAM_RATE
, &hw_constraints_rates
);
191 static struct hda_pcm_stream si3054_pcm
= {
196 .rates
= SNDRV_PCM_RATE_8000
|SNDRV_PCM_RATE_16000
|SNDRV_PCM_RATE_KNOT
,
197 .formats
= SNDRV_PCM_FMTBIT_S16_LE
,
200 .open
= si3054_pcm_open
,
201 .prepare
= si3054_pcm_prepare
,
206 static int si3054_build_pcms(struct hda_codec
*codec
)
208 struct si3054_spec
*spec
= codec
->spec
;
209 struct hda_pcm
*info
= &spec
->pcm
;
210 si3054_pcm
.nid
= codec
->mfg
;
212 codec
->pcm_info
= info
;
213 info
->name
= "Si3054 Modem";
214 info
->stream
[SNDRV_PCM_STREAM_PLAYBACK
] = si3054_pcm
;
215 info
->stream
[SNDRV_PCM_STREAM_CAPTURE
] = si3054_pcm
;
225 static int si3054_init(struct hda_codec
*codec
)
227 struct si3054_spec
*spec
= codec
->spec
;
231 snd_hda_codec_write(codec
, AC_NODE_ROOT
, 0, AC_VERB_SET_CODEC_RESET
, 0);
232 snd_hda_codec_write(codec
, codec
->mfg
, 0, AC_VERB_SET_STREAM_FORMAT
, 0);
233 SET_REG(codec
, SI3054_LINE_RATE
, 9600);
234 SET_REG(codec
, SI3054_LINE_LEVEL
, SI3054_DTAG_MASK
|SI3054_ATAG_MASK
);
235 SET_REG(codec
, SI3054_EXTENDED_MID
, 0);
240 val
= GET_REG(codec
, SI3054_EXTENDED_MID
);
241 } while ((val
& SI3054_MEI_READY
) != SI3054_MEI_READY
&& wait_count
--);
243 if((val
&SI3054_MEI_READY
) != SI3054_MEI_READY
) {
244 snd_printk(KERN_ERR
"si3054: cannot initialize. EXT MID = %04x\n", val
);
245 /* let's pray that this is no fatal error */
246 /* return -EACCES; */
249 SET_REG(codec
, SI3054_GPIO_POLARITY
, 0xffff);
250 SET_REG(codec
, SI3054_GPIO_CFG
, 0x0);
251 SET_REG(codec
, SI3054_MISC_AFE
, 0);
252 SET_REG(codec
, SI3054_LINE_CFG1
,0x200);
254 if((GET_REG(codec
,SI3054_LINE_STATUS
) & (1<<6)) == 0) {
255 snd_printd("Link Frame Detect(FDT) is not ready (line status: %04x)\n",
256 GET_REG(codec
,SI3054_LINE_STATUS
));
259 spec
->international
= GET_REG(codec
, SI3054_CHIPID
) & SI3054_CHIPID_INTERNATIONAL
;
264 static void si3054_free(struct hda_codec
*codec
)
273 static struct hda_codec_ops si3054_patch_ops
= {
274 .build_controls
= si3054_build_controls
,
275 .build_pcms
= si3054_build_pcms
,
279 //.suspend = si3054_suspend,
280 .resume
= si3054_init
,
284 static int patch_si3054(struct hda_codec
*codec
)
286 struct si3054_spec
*spec
= kzalloc(sizeof(*spec
), GFP_KERNEL
);
290 codec
->patch_ops
= si3054_patch_ops
;
297 struct hda_codec_preset snd_hda_preset_si3054
[] = {
298 { .id
= 0x163c3055, .name
= "Si3054", .patch
= patch_si3054
},
299 { .id
= 0x163c3155, .name
= "Si3054", .patch
= patch_si3054
},
300 { .id
= 0x11c11040, .name
= "Si3054", .patch
= patch_si3054
},
301 { .id
= 0x11c13026, .name
= "Si3054", .patch
= patch_si3054
},
302 { .id
= 0x11c13055, .name
= "Si3054", .patch
= patch_si3054
},
303 { .id
= 0x11c13155, .name
= "Si3054", .patch
= patch_si3054
},
304 { .id
= 0x10573055, .name
= "Si3054", .patch
= patch_si3054
},
305 { .id
= 0x10573057, .name
= "Si3054", .patch
= patch_si3054
},
306 { .id
= 0x10573155, .name
= "Si3054", .patch
= patch_si3054
},