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b65f824c SK |
1 | /* |
2 | * Universal Interface for Intel High Definition Audio Codec | |
3 | * | |
4 | * HD audio interface patch for Silicon Labs 3054/5 modem codec | |
5 | * | |
f01cc521 | 6 | * Copyright (c) 2005 Sasha Khapyorsky <sashak@alsa-project.org> |
b65f824c SK |
7 | * Takashi Iwai <tiwai@suse.de> |
8 | * | |
9 | * | |
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. | |
14 | * | |
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. | |
19 | * | |
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 | |
23 | */ | |
24 | ||
b65f824c SK |
25 | #include <linux/init.h> |
26 | #include <linux/delay.h> | |
27 | #include <linux/slab.h> | |
b65f824c SK |
28 | #include <sound/core.h> |
29 | #include "hda_codec.h" | |
30 | #include "hda_local.h" | |
31 | ||
32 | ||
33 | /* si3054 verbs */ | |
34 | #define SI3054_VERB_READ_NODE 0x900 | |
35 | #define SI3054_VERB_WRITE_NODE 0x100 | |
36 | ||
37 | /* si3054 nodes (registers) */ | |
38 | #define SI3054_EXTENDED_MID 2 | |
39 | #define SI3054_LINE_RATE 3 | |
40 | #define SI3054_LINE_LEVEL 4 | |
41 | #define SI3054_GPIO_CFG 5 | |
42 | #define SI3054_GPIO_POLARITY 6 | |
43 | #define SI3054_GPIO_STICKY 7 | |
44 | #define SI3054_GPIO_WAKEUP 8 | |
45 | #define SI3054_GPIO_STATUS 9 | |
46 | #define SI3054_GPIO_CONTROL 10 | |
47 | #define SI3054_MISC_AFE 11 | |
48 | #define SI3054_CHIPID 12 | |
49 | #define SI3054_LINE_CFG1 13 | |
50 | #define SI3054_LINE_STATUS 14 | |
51 | #define SI3054_DC_TERMINATION 15 | |
52 | #define SI3054_LINE_CONFIG 16 | |
53 | #define SI3054_CALLPROG_ATT 17 | |
54 | #define SI3054_SQ_CONTROL 18 | |
55 | #define SI3054_MISC_CONTROL 19 | |
56 | #define SI3054_RING_CTRL1 20 | |
57 | #define SI3054_RING_CTRL2 21 | |
58 | ||
59 | /* extended MID */ | |
60 | #define SI3054_MEI_READY 0xf | |
61 | ||
62 | /* line level */ | |
63 | #define SI3054_ATAG_MASK 0x00f0 | |
64 | #define SI3054_DTAG_MASK 0xf000 | |
65 | ||
66 | /* GPIO bits */ | |
67 | #define SI3054_GPIO_OH 0x0001 | |
68 | #define SI3054_GPIO_CID 0x0002 | |
69 | ||
70 | /* chipid and revisions */ | |
71 | #define SI3054_CHIPID_CODEC_REV_MASK 0x000f | |
72 | #define SI3054_CHIPID_DAA_REV_MASK 0x00f0 | |
73 | #define SI3054_CHIPID_INTERNATIONAL 0x0100 | |
74 | #define SI3054_CHIPID_DAA_ID 0x0f00 | |
75 | #define SI3054_CHIPID_CODEC_ID (1<<12) | |
76 | ||
77 | /* si3054 codec registers (nodes) access macros */ | |
78 | #define GET_REG(codec,reg) (snd_hda_codec_read(codec,reg,0,SI3054_VERB_READ_NODE,0)) | |
79 | #define SET_REG(codec,reg,val) (snd_hda_codec_write(codec,reg,0,SI3054_VERB_WRITE_NODE,val)) | |
82beb8fd TI |
80 | #define SET_REG_CACHE(codec,reg,val) \ |
81 | snd_hda_codec_write_cache(codec,reg,0,SI3054_VERB_WRITE_NODE,val) | |
b65f824c SK |
82 | |
83 | ||
84 | struct si3054_spec { | |
85 | unsigned international; | |
86 | struct hda_pcm pcm; | |
87 | }; | |
88 | ||
89 | ||
90 | /* | |
91 | * Modem mixer | |
92 | */ | |
93 | ||
94 | #define PRIVATE_VALUE(reg,mask) ((reg<<16)|(mask&0xffff)) | |
95 | #define PRIVATE_REG(val) ((val>>16)&0xffff) | |
96 | #define PRIVATE_MASK(val) (val&0xffff) | |
97 | ||
a5ce8890 | 98 | #define si3054_switch_info snd_ctl_boolean_mono_info |
b65f824c | 99 | |
c8b6bf9b TI |
100 | static int si3054_switch_get(struct snd_kcontrol *kcontrol, |
101 | struct snd_ctl_elem_value *uvalue) | |
b65f824c SK |
102 | { |
103 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
104 | u16 reg = PRIVATE_REG(kcontrol->private_value); | |
105 | u16 mask = PRIVATE_MASK(kcontrol->private_value); | |
106 | uvalue->value.integer.value[0] = (GET_REG(codec, reg)) & mask ? 1 : 0 ; | |
107 | return 0; | |
108 | } | |
109 | ||
c8b6bf9b TI |
110 | static int si3054_switch_put(struct snd_kcontrol *kcontrol, |
111 | struct snd_ctl_elem_value *uvalue) | |
b65f824c SK |
112 | { |
113 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
114 | u16 reg = PRIVATE_REG(kcontrol->private_value); | |
115 | u16 mask = PRIVATE_MASK(kcontrol->private_value); | |
116 | if (uvalue->value.integer.value[0]) | |
82beb8fd | 117 | SET_REG_CACHE(codec, reg, (GET_REG(codec, reg)) | mask); |
b65f824c | 118 | else |
82beb8fd | 119 | SET_REG_CACHE(codec, reg, (GET_REG(codec, reg)) & ~mask); |
b65f824c SK |
120 | return 0; |
121 | } | |
122 | ||
123 | #define SI3054_KCONTROL(kname,reg,mask) { \ | |
124 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ | |
125 | .name = kname, \ | |
126 | .info = si3054_switch_info, \ | |
127 | .get = si3054_switch_get, \ | |
128 | .put = si3054_switch_put, \ | |
129 | .private_value = PRIVATE_VALUE(reg,mask), \ | |
130 | } | |
131 | ||
132 | ||
c8b6bf9b | 133 | static struct snd_kcontrol_new si3054_modem_mixer[] = { |
b65f824c SK |
134 | SI3054_KCONTROL("Off-hook Switch", SI3054_GPIO_CONTROL, SI3054_GPIO_OH), |
135 | SI3054_KCONTROL("Caller ID Switch", SI3054_GPIO_CONTROL, SI3054_GPIO_CID), | |
136 | {} | |
137 | }; | |
138 | ||
139 | static int si3054_build_controls(struct hda_codec *codec) | |
140 | { | |
141 | return snd_hda_add_new_ctls(codec, si3054_modem_mixer); | |
142 | } | |
143 | ||
144 | ||
145 | /* | |
146 | * PCM callbacks | |
147 | */ | |
148 | ||
149 | static int si3054_pcm_prepare(struct hda_pcm_stream *hinfo, | |
150 | struct hda_codec *codec, | |
151 | unsigned int stream_tag, | |
152 | unsigned int format, | |
c8b6bf9b | 153 | struct snd_pcm_substream *substream) |
b65f824c SK |
154 | { |
155 | u16 val; | |
156 | ||
157 | SET_REG(codec, SI3054_LINE_RATE, substream->runtime->rate); | |
158 | val = GET_REG(codec, SI3054_LINE_LEVEL); | |
159 | val &= 0xff << (8 * (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)); | |
160 | val |= ((stream_tag & 0xf) << 4) << (8 * (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)); | |
161 | SET_REG(codec, SI3054_LINE_LEVEL, val); | |
162 | ||
163 | snd_hda_codec_setup_stream(codec, hinfo->nid, | |
164 | stream_tag, 0, format); | |
165 | return 0; | |
166 | } | |
167 | ||
168 | static int si3054_pcm_open(struct hda_pcm_stream *hinfo, | |
169 | struct hda_codec *codec, | |
c8b6bf9b | 170 | struct snd_pcm_substream *substream) |
b65f824c SK |
171 | { |
172 | static unsigned int rates[] = { 8000, 9600, 16000 }; | |
c8b6bf9b | 173 | static struct snd_pcm_hw_constraint_list hw_constraints_rates = { |
b65f824c SK |
174 | .count = ARRAY_SIZE(rates), |
175 | .list = rates, | |
176 | .mask = 0, | |
177 | }; | |
178 | substream->runtime->hw.period_bytes_min = 80; | |
179 | return snd_pcm_hw_constraint_list(substream->runtime, 0, | |
180 | SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_rates); | |
181 | } | |
182 | ||
183 | ||
184 | static struct hda_pcm_stream si3054_pcm = { | |
185 | .substreams = 1, | |
186 | .channels_min = 1, | |
187 | .channels_max = 1, | |
188 | .nid = 0x1, | |
189 | .rates = SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000|SNDRV_PCM_RATE_KNOT, | |
190 | .formats = SNDRV_PCM_FMTBIT_S16_LE, | |
191 | .maxbps = 16, | |
192 | .ops = { | |
193 | .open = si3054_pcm_open, | |
194 | .prepare = si3054_pcm_prepare, | |
195 | }, | |
196 | }; | |
197 | ||
198 | ||
199 | static int si3054_build_pcms(struct hda_codec *codec) | |
200 | { | |
201 | struct si3054_spec *spec = codec->spec; | |
202 | struct hda_pcm *info = &spec->pcm; | |
203 | si3054_pcm.nid = codec->mfg; | |
204 | codec->num_pcms = 1; | |
205 | codec->pcm_info = info; | |
206 | info->name = "Si3054 Modem"; | |
207 | info->stream[SNDRV_PCM_STREAM_PLAYBACK] = si3054_pcm; | |
208 | info->stream[SNDRV_PCM_STREAM_CAPTURE] = si3054_pcm; | |
7ba72ba1 | 209 | info->pcm_type = HDA_PCM_TYPE_MODEM; |
b65f824c SK |
210 | return 0; |
211 | } | |
212 | ||
213 | ||
214 | /* | |
215 | * Init part | |
216 | */ | |
217 | ||
218 | static int si3054_init(struct hda_codec *codec) | |
219 | { | |
220 | struct si3054_spec *spec = codec->spec; | |
221 | unsigned wait_count; | |
222 | u16 val; | |
223 | ||
224 | snd_hda_codec_write(codec, AC_NODE_ROOT, 0, AC_VERB_SET_CODEC_RESET, 0); | |
225 | snd_hda_codec_write(codec, codec->mfg, 0, AC_VERB_SET_STREAM_FORMAT, 0); | |
226 | SET_REG(codec, SI3054_LINE_RATE, 9600); | |
227 | SET_REG(codec, SI3054_LINE_LEVEL, SI3054_DTAG_MASK|SI3054_ATAG_MASK); | |
228 | SET_REG(codec, SI3054_EXTENDED_MID, 0); | |
229 | ||
230 | wait_count = 10; | |
231 | do { | |
232 | msleep(2); | |
233 | val = GET_REG(codec, SI3054_EXTENDED_MID); | |
234 | } while ((val & SI3054_MEI_READY) != SI3054_MEI_READY && wait_count--); | |
235 | ||
236 | if((val&SI3054_MEI_READY) != SI3054_MEI_READY) { | |
237 | snd_printk(KERN_ERR "si3054: cannot initialize. EXT MID = %04x\n", val); | |
83af036d TI |
238 | /* let's pray that this is no fatal error */ |
239 | /* return -EACCES; */ | |
b65f824c SK |
240 | } |
241 | ||
242 | SET_REG(codec, SI3054_GPIO_POLARITY, 0xffff); | |
243 | SET_REG(codec, SI3054_GPIO_CFG, 0x0); | |
244 | SET_REG(codec, SI3054_MISC_AFE, 0); | |
245 | SET_REG(codec, SI3054_LINE_CFG1,0x200); | |
246 | ||
247 | if((GET_REG(codec,SI3054_LINE_STATUS) & (1<<6)) == 0) { | |
248 | snd_printd("Link Frame Detect(FDT) is not ready (line status: %04x)\n", | |
249 | GET_REG(codec,SI3054_LINE_STATUS)); | |
250 | } | |
251 | ||
252 | spec->international = GET_REG(codec, SI3054_CHIPID) & SI3054_CHIPID_INTERNATIONAL; | |
253 | ||
254 | return 0; | |
255 | } | |
256 | ||
257 | static void si3054_free(struct hda_codec *codec) | |
258 | { | |
259 | kfree(codec->spec); | |
260 | } | |
261 | ||
262 | ||
263 | /* | |
264 | */ | |
265 | ||
266 | static struct hda_codec_ops si3054_patch_ops = { | |
267 | .build_controls = si3054_build_controls, | |
268 | .build_pcms = si3054_build_pcms, | |
269 | .init = si3054_init, | |
270 | .free = si3054_free, | |
b65f824c SK |
271 | }; |
272 | ||
273 | static int patch_si3054(struct hda_codec *codec) | |
274 | { | |
e560d8d8 | 275 | struct si3054_spec *spec = kzalloc(sizeof(*spec), GFP_KERNEL); |
b65f824c SK |
276 | if (spec == NULL) |
277 | return -ENOMEM; | |
278 | codec->spec = spec; | |
279 | codec->patch_ops = si3054_patch_ops; | |
280 | return 0; | |
281 | } | |
282 | ||
283 | /* | |
284 | * patch entries | |
285 | */ | |
286 | struct hda_codec_preset snd_hda_preset_si3054[] = { | |
26741b55 | 287 | { .id = 0x163c3055, .name = "Si3054", .patch = patch_si3054 }, |
b65f824c | 288 | { .id = 0x163c3155, .name = "Si3054", .patch = patch_si3054 }, |
e061bf1a | 289 | { .id = 0x11c13026, .name = "Si3054", .patch = patch_si3054 }, |
476d1205 SK |
290 | { .id = 0x11c13055, .name = "Si3054", .patch = patch_si3054 }, |
291 | { .id = 0x11c13155, .name = "Si3054", .patch = patch_si3054 }, | |
292 | { .id = 0x10573055, .name = "Si3054", .patch = patch_si3054 }, | |
5720fddd | 293 | { .id = 0x10573057, .name = "Si3054", .patch = patch_si3054 }, |
476d1205 | 294 | { .id = 0x10573155, .name = "Si3054", .patch = patch_si3054 }, |
be38114a CM |
295 | /* VIA HDA on Clevo m540 */ |
296 | { .id = 0x11063288, .name = "Si3054", .patch = patch_si3054 }, | |
3b542985 CR |
297 | /* Asus A8J Modem (SM56) */ |
298 | { .id = 0x15433155, .name = "Si3054", .patch = patch_si3054 }, | |
ef2ec0dd CM |
299 | /* LG LW20 modem */ |
300 | { .id = 0x18540018, .name = "Si3054", .patch = patch_si3054 }, | |
b65f824c SK |
301 | {} |
302 | }; | |
303 |