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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Universal Interface for Intel High Definition Audio Codec | |
3 | * | |
4 | * Generic widget tree parser | |
5 | * | |
6 | * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> | |
7 | * | |
8 | * This driver is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This driver is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <sound/driver.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/pci.h> | |
27 | #include <sound/core.h> | |
28 | #include "hda_codec.h" | |
29 | #include "hda_local.h" | |
30 | ||
31 | /* widget node for parsing */ | |
32 | struct hda_gnode { | |
33 | hda_nid_t nid; /* NID of this widget */ | |
34 | unsigned short nconns; /* number of input connections */ | |
d2569505 TI |
35 | hda_nid_t *conn_list; |
36 | hda_nid_t slist[2]; /* temporay list */ | |
1da177e4 LT |
37 | unsigned int wid_caps; /* widget capabilities */ |
38 | unsigned char type; /* widget type */ | |
39 | unsigned char pin_ctl; /* pin controls */ | |
40 | unsigned char checked; /* the flag indicates that the node is already parsed */ | |
41 | unsigned int pin_caps; /* pin widget capabilities */ | |
42 | unsigned int def_cfg; /* default configuration */ | |
43 | unsigned int amp_out_caps; /* AMP out capabilities */ | |
44 | unsigned int amp_in_caps; /* AMP in capabilities */ | |
45 | struct list_head list; | |
46 | }; | |
47 | ||
c3132925 | 48 | /* patch-specific record */ |
1da177e4 | 49 | struct hda_gspec { |
97ec558a TI |
50 | struct hda_gnode *dac_node[2]; /* DAC node */ |
51 | struct hda_gnode *out_pin_node[2]; /* Output pin (Line-Out) node */ | |
52 | struct hda_gnode *pcm_vol_node[2]; /* Node for PCM volume */ | |
53 | unsigned int pcm_vol_index[2]; /* connection of PCM volume */ | |
1da177e4 LT |
54 | |
55 | struct hda_gnode *adc_node; /* ADC node */ | |
56 | struct hda_gnode *cap_vol_node; /* Node for capture volume */ | |
57 | unsigned int cur_cap_src; /* current capture source */ | |
58 | struct hda_input_mux input_mux; | |
59 | char cap_labels[HDA_MAX_NUM_INPUTS][16]; | |
60 | ||
61 | unsigned int def_amp_in_caps; | |
62 | unsigned int def_amp_out_caps; | |
63 | ||
64 | struct hda_pcm pcm_rec; /* PCM information */ | |
65 | ||
66 | struct list_head nid_list; /* list of widgets */ | |
67 | }; | |
68 | ||
69 | /* | |
70 | * retrieve the default device type from the default config value | |
71 | */ | |
97ec558a TI |
72 | #define defcfg_type(node) (((node)->def_cfg & AC_DEFCFG_DEVICE) >> \ |
73 | AC_DEFCFG_DEVICE_SHIFT) | |
74 | #define defcfg_location(node) (((node)->def_cfg & AC_DEFCFG_LOCATION) >> \ | |
75 | AC_DEFCFG_LOCATION_SHIFT) | |
76 | #define defcfg_port_conn(node) (((node)->def_cfg & AC_DEFCFG_PORT_CONN) >> \ | |
77 | AC_DEFCFG_PORT_CONN_SHIFT) | |
1da177e4 LT |
78 | |
79 | /* | |
80 | * destructor | |
81 | */ | |
82 | static void snd_hda_generic_free(struct hda_codec *codec) | |
83 | { | |
84 | struct hda_gspec *spec = codec->spec; | |
85 | struct list_head *p, *n; | |
86 | ||
87 | if (! spec) | |
88 | return; | |
89 | /* free all widgets */ | |
90 | list_for_each_safe(p, n, &spec->nid_list) { | |
91 | struct hda_gnode *node = list_entry(p, struct hda_gnode, list); | |
d2569505 TI |
92 | if (node->conn_list != node->slist) |
93 | kfree(node->conn_list); | |
1da177e4 LT |
94 | kfree(node); |
95 | } | |
96 | kfree(spec); | |
97 | } | |
98 | ||
99 | ||
100 | /* | |
101 | * add a new widget node and read its attributes | |
102 | */ | |
103 | static int add_new_node(struct hda_codec *codec, struct hda_gspec *spec, hda_nid_t nid) | |
104 | { | |
105 | struct hda_gnode *node; | |
106 | int nconns; | |
d2569505 | 107 | hda_nid_t conn_list[HDA_MAX_CONNECTIONS]; |
1da177e4 | 108 | |
e560d8d8 | 109 | node = kzalloc(sizeof(*node), GFP_KERNEL); |
1da177e4 LT |
110 | if (node == NULL) |
111 | return -ENOMEM; | |
112 | node->nid = nid; | |
d2569505 TI |
113 | nconns = snd_hda_get_connections(codec, nid, conn_list, |
114 | HDA_MAX_CONNECTIONS); | |
1da177e4 LT |
115 | if (nconns < 0) { |
116 | kfree(node); | |
117 | return nconns; | |
118 | } | |
d2569505 TI |
119 | if (nconns <= ARRAY_SIZE(node->slist)) |
120 | node->conn_list = node->slist; | |
121 | else { | |
122 | node->conn_list = kmalloc(sizeof(hda_nid_t) * nconns, | |
123 | GFP_KERNEL); | |
124 | if (! node->conn_list) { | |
125 | snd_printk(KERN_ERR "hda-generic: cannot malloc\n"); | |
126 | kfree(node); | |
127 | return -ENOMEM; | |
128 | } | |
129 | } | |
130 | memcpy(node->conn_list, conn_list, nconns); | |
1da177e4 | 131 | node->nconns = nconns; |
d2569505 | 132 | node->wid_caps = get_wcaps(codec, nid); |
1da177e4 LT |
133 | node->type = (node->wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; |
134 | ||
135 | if (node->type == AC_WID_PIN) { | |
136 | node->pin_caps = snd_hda_param_read(codec, node->nid, AC_PAR_PIN_CAP); | |
137 | node->pin_ctl = snd_hda_codec_read(codec, node->nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); | |
138 | node->def_cfg = snd_hda_codec_read(codec, node->nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); | |
139 | } | |
140 | ||
141 | if (node->wid_caps & AC_WCAP_OUT_AMP) { | |
142 | if (node->wid_caps & AC_WCAP_AMP_OVRD) | |
143 | node->amp_out_caps = snd_hda_param_read(codec, node->nid, AC_PAR_AMP_OUT_CAP); | |
144 | if (! node->amp_out_caps) | |
145 | node->amp_out_caps = spec->def_amp_out_caps; | |
146 | } | |
147 | if (node->wid_caps & AC_WCAP_IN_AMP) { | |
148 | if (node->wid_caps & AC_WCAP_AMP_OVRD) | |
149 | node->amp_in_caps = snd_hda_param_read(codec, node->nid, AC_PAR_AMP_IN_CAP); | |
150 | if (! node->amp_in_caps) | |
151 | node->amp_in_caps = spec->def_amp_in_caps; | |
152 | } | |
153 | list_add_tail(&node->list, &spec->nid_list); | |
154 | return 0; | |
155 | } | |
156 | ||
157 | /* | |
158 | * build the AFG subtree | |
159 | */ | |
160 | static int build_afg_tree(struct hda_codec *codec) | |
161 | { | |
162 | struct hda_gspec *spec = codec->spec; | |
163 | int i, nodes, err; | |
164 | hda_nid_t nid; | |
165 | ||
166 | snd_assert(spec, return -EINVAL); | |
167 | ||
168 | spec->def_amp_out_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_OUT_CAP); | |
169 | spec->def_amp_in_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_IN_CAP); | |
170 | ||
171 | nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); | |
172 | if (! nid || nodes < 0) { | |
173 | printk(KERN_ERR "Invalid AFG subtree\n"); | |
174 | return -EINVAL; | |
175 | } | |
176 | ||
177 | /* parse all nodes belonging to the AFG */ | |
178 | for (i = 0; i < nodes; i++, nid++) { | |
179 | if ((err = add_new_node(codec, spec, nid)) < 0) | |
180 | return err; | |
181 | } | |
182 | ||
183 | return 0; | |
184 | } | |
185 | ||
186 | ||
187 | /* | |
188 | * look for the node record for the given NID | |
189 | */ | |
190 | /* FIXME: should avoid the braindead linear search */ | |
191 | static struct hda_gnode *hda_get_node(struct hda_gspec *spec, hda_nid_t nid) | |
192 | { | |
193 | struct list_head *p; | |
194 | struct hda_gnode *node; | |
195 | ||
196 | list_for_each(p, &spec->nid_list) { | |
197 | node = list_entry(p, struct hda_gnode, list); | |
198 | if (node->nid == nid) | |
199 | return node; | |
200 | } | |
201 | return NULL; | |
202 | } | |
203 | ||
204 | /* | |
205 | * unmute (and set max vol) the output amplifier | |
206 | */ | |
207 | static int unmute_output(struct hda_codec *codec, struct hda_gnode *node) | |
208 | { | |
209 | unsigned int val, ofs; | |
210 | snd_printdd("UNMUTE OUT: NID=0x%x\n", node->nid); | |
211 | val = (node->amp_out_caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
212 | ofs = (node->amp_out_caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT; | |
213 | if (val >= ofs) | |
214 | val -= ofs; | |
215 | val |= AC_AMP_SET_LEFT | AC_AMP_SET_RIGHT; | |
216 | val |= AC_AMP_SET_OUTPUT; | |
217 | return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, val); | |
218 | } | |
219 | ||
220 | /* | |
221 | * unmute (and set max vol) the input amplifier | |
222 | */ | |
223 | static int unmute_input(struct hda_codec *codec, struct hda_gnode *node, unsigned int index) | |
224 | { | |
225 | unsigned int val, ofs; | |
226 | snd_printdd("UNMUTE IN: NID=0x%x IDX=0x%x\n", node->nid, index); | |
227 | val = (node->amp_in_caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
228 | ofs = (node->amp_in_caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT; | |
229 | if (val >= ofs) | |
230 | val -= ofs; | |
231 | val |= AC_AMP_SET_LEFT | AC_AMP_SET_RIGHT; | |
232 | val |= AC_AMP_SET_INPUT; | |
233 | // awk added - fixed to allow unmuting of indexed amps | |
234 | val |= index << AC_AMP_SET_INDEX_SHIFT; | |
235 | return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, val); | |
236 | } | |
237 | ||
238 | /* | |
239 | * select the input connection of the given node. | |
240 | */ | |
241 | static int select_input_connection(struct hda_codec *codec, struct hda_gnode *node, | |
242 | unsigned int index) | |
243 | { | |
244 | snd_printdd("CONNECT: NID=0x%x IDX=0x%x\n", node->nid, index); | |
245 | return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_CONNECT_SEL, index); | |
246 | } | |
247 | ||
248 | /* | |
249 | * clear checked flag of each node in the node list | |
250 | */ | |
251 | static void clear_check_flags(struct hda_gspec *spec) | |
252 | { | |
253 | struct list_head *p; | |
254 | struct hda_gnode *node; | |
255 | ||
256 | list_for_each(p, &spec->nid_list) { | |
257 | node = list_entry(p, struct hda_gnode, list); | |
258 | node->checked = 0; | |
259 | } | |
260 | } | |
261 | ||
262 | /* | |
263 | * parse the output path recursively until reach to an audio output widget | |
264 | * | |
265 | * returns 0 if not found, 1 if found, or a negative error code. | |
266 | */ | |
267 | static int parse_output_path(struct hda_codec *codec, struct hda_gspec *spec, | |
97ec558a | 268 | struct hda_gnode *node, int dac_idx) |
1da177e4 LT |
269 | { |
270 | int i, err; | |
271 | struct hda_gnode *child; | |
272 | ||
273 | if (node->checked) | |
274 | return 0; | |
275 | ||
276 | node->checked = 1; | |
277 | if (node->type == AC_WID_AUD_OUT) { | |
278 | if (node->wid_caps & AC_WCAP_DIGITAL) { | |
279 | snd_printdd("Skip Digital OUT node %x\n", node->nid); | |
280 | return 0; | |
281 | } | |
282 | snd_printdd("AUD_OUT found %x\n", node->nid); | |
97ec558a | 283 | if (spec->dac_node[dac_idx]) { |
1da177e4 | 284 | /* already DAC node is assigned, just unmute & connect */ |
97ec558a | 285 | return node == spec->dac_node[dac_idx]; |
1da177e4 | 286 | } |
97ec558a | 287 | spec->dac_node[dac_idx] = node; |
1da177e4 | 288 | if (node->wid_caps & AC_WCAP_OUT_AMP) { |
97ec558a TI |
289 | spec->pcm_vol_node[dac_idx] = node; |
290 | spec->pcm_vol_index[dac_idx] = 0; | |
1da177e4 LT |
291 | } |
292 | return 1; /* found */ | |
293 | } | |
294 | ||
295 | for (i = 0; i < node->nconns; i++) { | |
296 | child = hda_get_node(spec, node->conn_list[i]); | |
297 | if (! child) | |
298 | continue; | |
97ec558a | 299 | err = parse_output_path(codec, spec, child, dac_idx); |
1da177e4 LT |
300 | if (err < 0) |
301 | return err; | |
302 | else if (err > 0) { | |
303 | /* found one, | |
304 | * select the path, unmute both input and output | |
305 | */ | |
306 | if (node->nconns > 1) | |
307 | select_input_connection(codec, node, i); | |
308 | unmute_input(codec, node, i); | |
309 | unmute_output(codec, node); | |
97ec558a | 310 | if (! spec->pcm_vol_node[dac_idx]) { |
1da177e4 | 311 | if (node->wid_caps & AC_WCAP_IN_AMP) { |
97ec558a TI |
312 | spec->pcm_vol_node[dac_idx] = node; |
313 | spec->pcm_vol_index[dac_idx] = i; | |
1da177e4 | 314 | } else if (node->wid_caps & AC_WCAP_OUT_AMP) { |
97ec558a TI |
315 | spec->pcm_vol_node[dac_idx] = node; |
316 | spec->pcm_vol_index[dac_idx] = 0; | |
1da177e4 LT |
317 | } |
318 | } | |
319 | return 1; | |
320 | } | |
321 | } | |
322 | return 0; | |
323 | } | |
324 | ||
325 | /* | |
326 | * Look for the output PIN widget with the given jack type | |
327 | * and parse the output path to that PIN. | |
328 | * | |
329 | * Returns the PIN node when the path to DAC is established. | |
330 | */ | |
331 | static struct hda_gnode *parse_output_jack(struct hda_codec *codec, | |
332 | struct hda_gspec *spec, | |
333 | int jack_type) | |
334 | { | |
335 | struct list_head *p; | |
336 | struct hda_gnode *node; | |
337 | int err; | |
338 | ||
339 | list_for_each(p, &spec->nid_list) { | |
340 | node = list_entry(p, struct hda_gnode, list); | |
341 | if (node->type != AC_WID_PIN) | |
342 | continue; | |
343 | /* output capable? */ | |
344 | if (! (node->pin_caps & AC_PINCAP_OUT)) | |
345 | continue; | |
97ec558a TI |
346 | if (defcfg_port_conn(node) == AC_JACK_PORT_NONE) |
347 | continue; /* unconnected */ | |
1da177e4 | 348 | if (jack_type >= 0) { |
e9edcee0 | 349 | if (jack_type != defcfg_type(node)) |
1da177e4 LT |
350 | continue; |
351 | if (node->wid_caps & AC_WCAP_DIGITAL) | |
352 | continue; /* skip SPDIF */ | |
353 | } else { | |
354 | /* output as default? */ | |
355 | if (! (node->pin_ctl & AC_PINCTL_OUT_EN)) | |
356 | continue; | |
357 | } | |
358 | clear_check_flags(spec); | |
97ec558a | 359 | err = parse_output_path(codec, spec, node, 0); |
1da177e4 LT |
360 | if (err < 0) |
361 | return NULL; | |
97ec558a TI |
362 | if (! err && spec->out_pin_node[0]) { |
363 | err = parse_output_path(codec, spec, node, 1); | |
364 | if (err < 0) | |
365 | return NULL; | |
366 | } | |
367 | if (err > 0) { | |
1da177e4 LT |
368 | /* unmute the PIN output */ |
369 | unmute_output(codec, node); | |
370 | /* set PIN-Out enable */ | |
371 | snd_hda_codec_write(codec, node->nid, 0, | |
372 | AC_VERB_SET_PIN_WIDGET_CONTROL, | |
373 | AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); | |
374 | return node; | |
375 | } | |
376 | } | |
377 | return NULL; | |
378 | } | |
379 | ||
380 | ||
381 | /* | |
382 | * parse outputs | |
383 | */ | |
384 | static int parse_output(struct hda_codec *codec) | |
385 | { | |
386 | struct hda_gspec *spec = codec->spec; | |
387 | struct hda_gnode *node; | |
388 | ||
389 | /* | |
390 | * Look for the output PIN widget | |
391 | */ | |
392 | /* first, look for the line-out pin */ | |
393 | node = parse_output_jack(codec, spec, AC_JACK_LINE_OUT); | |
394 | if (node) /* found, remember the PIN node */ | |
97ec558a TI |
395 | spec->out_pin_node[0] = node; |
396 | else { | |
397 | /* if no line-out is found, try speaker out */ | |
398 | node = parse_output_jack(codec, spec, AC_JACK_SPEAKER); | |
399 | if (node) | |
400 | spec->out_pin_node[0] = node; | |
401 | } | |
1da177e4 LT |
402 | /* look for the HP-out pin */ |
403 | node = parse_output_jack(codec, spec, AC_JACK_HP_OUT); | |
404 | if (node) { | |
97ec558a TI |
405 | if (! spec->out_pin_node[0]) |
406 | spec->out_pin_node[0] = node; | |
407 | else | |
408 | spec->out_pin_node[1] = node; | |
1da177e4 LT |
409 | } |
410 | ||
97ec558a | 411 | if (! spec->out_pin_node[0]) { |
1da177e4 LT |
412 | /* no line-out or HP pins found, |
413 | * then choose for the first output pin | |
414 | */ | |
97ec558a TI |
415 | spec->out_pin_node[0] = parse_output_jack(codec, spec, -1); |
416 | if (! spec->out_pin_node[0]) | |
1da177e4 LT |
417 | snd_printd("hda_generic: no proper output path found\n"); |
418 | } | |
419 | ||
420 | return 0; | |
421 | } | |
422 | ||
423 | /* | |
424 | * input MUX | |
425 | */ | |
426 | ||
427 | /* control callbacks */ | |
c8b6bf9b | 428 | static int capture_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
429 | { |
430 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
431 | struct hda_gspec *spec = codec->spec; | |
432 | return snd_hda_input_mux_info(&spec->input_mux, uinfo); | |
433 | } | |
434 | ||
c8b6bf9b | 435 | static int capture_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
436 | { |
437 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
438 | struct hda_gspec *spec = codec->spec; | |
439 | ||
440 | ucontrol->value.enumerated.item[0] = spec->cur_cap_src; | |
441 | return 0; | |
442 | } | |
443 | ||
c8b6bf9b | 444 | static int capture_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
445 | { |
446 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
447 | struct hda_gspec *spec = codec->spec; | |
448 | return snd_hda_input_mux_put(codec, &spec->input_mux, ucontrol, | |
449 | spec->adc_node->nid, &spec->cur_cap_src); | |
450 | } | |
451 | ||
452 | /* | |
453 | * return the string name of the given input PIN widget | |
454 | */ | |
455 | static const char *get_input_type(struct hda_gnode *node, unsigned int *pinctl) | |
456 | { | |
e9edcee0 TI |
457 | unsigned int location = defcfg_location(node); |
458 | switch (defcfg_type(node)) { | |
1da177e4 LT |
459 | case AC_JACK_LINE_IN: |
460 | if ((location & 0x0f) == AC_JACK_LOC_FRONT) | |
461 | return "Front Line"; | |
462 | return "Line"; | |
463 | case AC_JACK_CD: | |
464 | if (pinctl) | |
1a12de1e | 465 | *pinctl |= AC_PINCTL_VREF_GRD; |
1da177e4 LT |
466 | return "CD"; |
467 | case AC_JACK_AUX: | |
468 | if ((location & 0x0f) == AC_JACK_LOC_FRONT) | |
469 | return "Front Aux"; | |
470 | return "Aux"; | |
471 | case AC_JACK_MIC_IN: | |
472 | if ((location & 0x0f) == AC_JACK_LOC_FRONT) | |
473 | return "Front Mic"; | |
474 | return "Mic"; | |
475 | case AC_JACK_SPDIF_IN: | |
476 | return "SPDIF"; | |
477 | case AC_JACK_DIG_OTHER_IN: | |
478 | return "Digital"; | |
479 | } | |
480 | return NULL; | |
481 | } | |
482 | ||
483 | /* | |
484 | * parse the nodes recursively until reach to the input PIN | |
485 | * | |
486 | * returns 0 if not found, 1 if found, or a negative error code. | |
487 | */ | |
488 | static int parse_adc_sub_nodes(struct hda_codec *codec, struct hda_gspec *spec, | |
489 | struct hda_gnode *node) | |
490 | { | |
491 | int i, err; | |
492 | unsigned int pinctl; | |
493 | char *label; | |
494 | const char *type; | |
495 | ||
496 | if (node->checked) | |
497 | return 0; | |
498 | ||
499 | node->checked = 1; | |
500 | if (node->type != AC_WID_PIN) { | |
501 | for (i = 0; i < node->nconns; i++) { | |
502 | struct hda_gnode *child; | |
503 | child = hda_get_node(spec, node->conn_list[i]); | |
504 | if (! child) | |
505 | continue; | |
506 | err = parse_adc_sub_nodes(codec, spec, child); | |
507 | if (err < 0) | |
508 | return err; | |
509 | if (err > 0) { | |
510 | /* found one, | |
511 | * select the path, unmute both input and output | |
512 | */ | |
513 | if (node->nconns > 1) | |
514 | select_input_connection(codec, node, i); | |
515 | unmute_input(codec, node, i); | |
516 | unmute_output(codec, node); | |
517 | return err; | |
518 | } | |
519 | } | |
520 | return 0; | |
521 | } | |
522 | ||
523 | /* input capable? */ | |
524 | if (! (node->pin_caps & AC_PINCAP_IN)) | |
525 | return 0; | |
526 | ||
97ec558a TI |
527 | if (defcfg_port_conn(node) == AC_JACK_PORT_NONE) |
528 | return 0; /* unconnected */ | |
529 | ||
1da177e4 LT |
530 | if (node->wid_caps & AC_WCAP_DIGITAL) |
531 | return 0; /* skip SPDIF */ | |
532 | ||
533 | if (spec->input_mux.num_items >= HDA_MAX_NUM_INPUTS) { | |
534 | snd_printk(KERN_ERR "hda_generic: Too many items for capture\n"); | |
535 | return -EINVAL; | |
536 | } | |
537 | ||
538 | pinctl = AC_PINCTL_IN_EN; | |
539 | /* create a proper capture source label */ | |
540 | type = get_input_type(node, &pinctl); | |
541 | if (! type) { | |
542 | /* input as default? */ | |
543 | if (! (node->pin_ctl & AC_PINCTL_IN_EN)) | |
544 | return 0; | |
545 | type = "Input"; | |
546 | } | |
547 | label = spec->cap_labels[spec->input_mux.num_items]; | |
548 | strcpy(label, type); | |
549 | spec->input_mux.items[spec->input_mux.num_items].label = label; | |
550 | ||
551 | /* unmute the PIN external input */ | |
552 | unmute_input(codec, node, 0); /* index = 0? */ | |
553 | /* set PIN-In enable */ | |
554 | snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, pinctl); | |
555 | ||
556 | return 1; /* found */ | |
557 | } | |
558 | ||
559 | /* | |
560 | * parse input | |
561 | */ | |
562 | static int parse_input_path(struct hda_codec *codec, struct hda_gnode *adc_node) | |
563 | { | |
564 | struct hda_gspec *spec = codec->spec; | |
565 | struct hda_gnode *node; | |
566 | int i, err; | |
567 | ||
568 | snd_printdd("AUD_IN = %x\n", adc_node->nid); | |
569 | clear_check_flags(spec); | |
570 | ||
571 | // awk added - fixed no recording due to muted widget | |
572 | unmute_input(codec, adc_node, 0); | |
573 | ||
574 | /* | |
575 | * check each connection of the ADC | |
576 | * if it reaches to a proper input PIN, add the path as the | |
577 | * input path. | |
578 | */ | |
579 | for (i = 0; i < adc_node->nconns; i++) { | |
580 | node = hda_get_node(spec, adc_node->conn_list[i]); | |
581 | if (! node) | |
582 | continue; | |
583 | err = parse_adc_sub_nodes(codec, spec, node); | |
584 | if (err < 0) | |
585 | return err; | |
586 | else if (err > 0) { | |
587 | struct hda_input_mux_item *csrc = &spec->input_mux.items[spec->input_mux.num_items]; | |
588 | char *buf = spec->cap_labels[spec->input_mux.num_items]; | |
589 | int ocap; | |
590 | for (ocap = 0; ocap < spec->input_mux.num_items; ocap++) { | |
591 | if (! strcmp(buf, spec->cap_labels[ocap])) { | |
592 | /* same label already exists, | |
593 | * put the index number to be unique | |
594 | */ | |
595 | sprintf(buf, "%s %d", spec->cap_labels[ocap], | |
596 | spec->input_mux.num_items); | |
597 | } | |
598 | } | |
599 | csrc->index = i; | |
600 | spec->input_mux.num_items++; | |
601 | } | |
602 | } | |
603 | ||
604 | if (! spec->input_mux.num_items) | |
605 | return 0; /* no input path found... */ | |
606 | ||
607 | snd_printdd("[Capture Source] NID=0x%x, #SRC=%d\n", adc_node->nid, spec->input_mux.num_items); | |
608 | for (i = 0; i < spec->input_mux.num_items; i++) | |
609 | snd_printdd(" [%s] IDX=0x%x\n", spec->input_mux.items[i].label, | |
610 | spec->input_mux.items[i].index); | |
611 | ||
612 | spec->adc_node = adc_node; | |
613 | return 1; | |
614 | } | |
615 | ||
616 | /* | |
617 | * parse input | |
618 | */ | |
619 | static int parse_input(struct hda_codec *codec) | |
620 | { | |
621 | struct hda_gspec *spec = codec->spec; | |
622 | struct list_head *p; | |
623 | struct hda_gnode *node; | |
624 | int err; | |
625 | ||
626 | /* | |
627 | * At first we look for an audio input widget. | |
628 | * If it reaches to certain input PINs, we take it as the | |
629 | * input path. | |
630 | */ | |
631 | list_for_each(p, &spec->nid_list) { | |
632 | node = list_entry(p, struct hda_gnode, list); | |
633 | if (node->wid_caps & AC_WCAP_DIGITAL) | |
634 | continue; /* skip SPDIF */ | |
635 | if (node->type == AC_WID_AUD_IN) { | |
636 | err = parse_input_path(codec, node); | |
637 | if (err < 0) | |
638 | return err; | |
639 | else if (err > 0) | |
640 | return 0; | |
641 | } | |
642 | } | |
643 | snd_printd("hda_generic: no proper input path found\n"); | |
644 | return 0; | |
645 | } | |
646 | ||
647 | /* | |
648 | * create mixer controls if possible | |
649 | */ | |
650 | #define DIR_OUT 0x1 | |
651 | #define DIR_IN 0x2 | |
652 | ||
653 | static int create_mixer(struct hda_codec *codec, struct hda_gnode *node, | |
654 | unsigned int index, const char *type, const char *dir_sfx) | |
655 | { | |
656 | char name[32]; | |
657 | int err; | |
658 | int created = 0; | |
c8b6bf9b | 659 | struct snd_kcontrol_new knew; |
1da177e4 LT |
660 | |
661 | if (type) | |
662 | sprintf(name, "%s %s Switch", type, dir_sfx); | |
663 | else | |
664 | sprintf(name, "%s Switch", dir_sfx); | |
665 | if ((node->wid_caps & AC_WCAP_IN_AMP) && | |
666 | (node->amp_in_caps & AC_AMPCAP_MUTE)) { | |
c8b6bf9b | 667 | knew = (struct snd_kcontrol_new)HDA_CODEC_MUTE(name, node->nid, index, HDA_INPUT); |
1da177e4 LT |
668 | snd_printdd("[%s] NID=0x%x, DIR=IN, IDX=0x%x\n", name, node->nid, index); |
669 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
670 | return err; | |
671 | created = 1; | |
672 | } else if ((node->wid_caps & AC_WCAP_OUT_AMP) && | |
673 | (node->amp_out_caps & AC_AMPCAP_MUTE)) { | |
c8b6bf9b | 674 | knew = (struct snd_kcontrol_new)HDA_CODEC_MUTE(name, node->nid, 0, HDA_OUTPUT); |
1da177e4 LT |
675 | snd_printdd("[%s] NID=0x%x, DIR=OUT\n", name, node->nid); |
676 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
677 | return err; | |
678 | created = 1; | |
679 | } | |
680 | ||
681 | if (type) | |
682 | sprintf(name, "%s %s Volume", type, dir_sfx); | |
683 | else | |
684 | sprintf(name, "%s Volume", dir_sfx); | |
685 | if ((node->wid_caps & AC_WCAP_IN_AMP) && | |
686 | (node->amp_in_caps & AC_AMPCAP_NUM_STEPS)) { | |
c8b6bf9b | 687 | knew = (struct snd_kcontrol_new)HDA_CODEC_VOLUME(name, node->nid, index, HDA_INPUT); |
1da177e4 LT |
688 | snd_printdd("[%s] NID=0x%x, DIR=IN, IDX=0x%x\n", name, node->nid, index); |
689 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
690 | return err; | |
691 | created = 1; | |
692 | } else if ((node->wid_caps & AC_WCAP_OUT_AMP) && | |
693 | (node->amp_out_caps & AC_AMPCAP_NUM_STEPS)) { | |
c8b6bf9b | 694 | knew = (struct snd_kcontrol_new)HDA_CODEC_VOLUME(name, node->nid, 0, HDA_OUTPUT); |
1da177e4 LT |
695 | snd_printdd("[%s] NID=0x%x, DIR=OUT\n", name, node->nid); |
696 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
697 | return err; | |
698 | created = 1; | |
699 | } | |
700 | ||
701 | return created; | |
702 | } | |
703 | ||
704 | /* | |
705 | * check whether the controls with the given name and direction suffix already exist | |
706 | */ | |
707 | static int check_existing_control(struct hda_codec *codec, const char *type, const char *dir) | |
708 | { | |
c8b6bf9b | 709 | struct snd_ctl_elem_id id; |
1da177e4 LT |
710 | memset(&id, 0, sizeof(id)); |
711 | sprintf(id.name, "%s %s Volume", type, dir); | |
712 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
713 | if (snd_ctl_find_id(codec->bus->card, &id)) | |
714 | return 1; | |
715 | sprintf(id.name, "%s %s Switch", type, dir); | |
716 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
717 | if (snd_ctl_find_id(codec->bus->card, &id)) | |
718 | return 1; | |
719 | return 0; | |
720 | } | |
721 | ||
722 | /* | |
723 | * build output mixer controls | |
724 | */ | |
725 | static int build_output_controls(struct hda_codec *codec) | |
726 | { | |
727 | struct hda_gspec *spec = codec->spec; | |
97ec558a TI |
728 | static const char *types[2] = { "Master", "Headphone" }; |
729 | int i, err; | |
1da177e4 | 730 | |
97ec558a TI |
731 | for (i = 0; i < 2 && spec->pcm_vol_node[i]; i++) { |
732 | err = create_mixer(codec, spec->pcm_vol_node[i], | |
733 | spec->pcm_vol_index[i], | |
734 | types[i], "Playback"); | |
735 | if (err < 0) | |
736 | return err; | |
737 | } | |
1da177e4 LT |
738 | return 0; |
739 | } | |
740 | ||
741 | /* create capture volume/switch */ | |
742 | static int build_input_controls(struct hda_codec *codec) | |
743 | { | |
744 | struct hda_gspec *spec = codec->spec; | |
745 | struct hda_gnode *adc_node = spec->adc_node; | |
746 | int err; | |
747 | ||
748 | if (! adc_node) | |
749 | return 0; /* not found */ | |
750 | ||
751 | /* create capture volume and switch controls if the ADC has an amp */ | |
752 | err = create_mixer(codec, adc_node, 0, NULL, "Capture"); | |
753 | ||
754 | /* create input MUX if multiple sources are available */ | |
755 | if (spec->input_mux.num_items > 1) { | |
c8b6bf9b | 756 | static struct snd_kcontrol_new cap_sel = { |
1da177e4 LT |
757 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
758 | .name = "Capture Source", | |
759 | .info = capture_source_info, | |
760 | .get = capture_source_get, | |
761 | .put = capture_source_put, | |
762 | }; | |
763 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&cap_sel, codec))) < 0) | |
764 | return err; | |
765 | spec->cur_cap_src = 0; | |
766 | select_input_connection(codec, adc_node, spec->input_mux.items[0].index); | |
767 | } | |
768 | return 0; | |
769 | } | |
770 | ||
771 | ||
772 | /* | |
773 | * parse the nodes recursively until reach to the output PIN. | |
774 | * | |
775 | * returns 0 - if not found, | |
776 | * 1 - if found, but no mixer is created | |
777 | * 2 - if found and mixer was already created, (just skip) | |
778 | * a negative error code | |
779 | */ | |
780 | static int parse_loopback_path(struct hda_codec *codec, struct hda_gspec *spec, | |
781 | struct hda_gnode *node, struct hda_gnode *dest_node, | |
782 | const char *type) | |
783 | { | |
784 | int i, err; | |
785 | ||
786 | if (node->checked) | |
787 | return 0; | |
788 | ||
789 | node->checked = 1; | |
790 | if (node == dest_node) { | |
791 | /* loopback connection found */ | |
792 | return 1; | |
793 | } | |
794 | ||
795 | for (i = 0; i < node->nconns; i++) { | |
796 | struct hda_gnode *child = hda_get_node(spec, node->conn_list[i]); | |
797 | if (! child) | |
798 | continue; | |
799 | err = parse_loopback_path(codec, spec, child, dest_node, type); | |
800 | if (err < 0) | |
801 | return err; | |
802 | else if (err >= 1) { | |
803 | if (err == 1) { | |
804 | err = create_mixer(codec, node, i, type, "Playback"); | |
805 | if (err < 0) | |
806 | return err; | |
807 | if (err > 0) | |
808 | return 2; /* ok, created */ | |
809 | /* not created, maybe in the lower path */ | |
810 | err = 1; | |
811 | } | |
812 | /* connect and unmute */ | |
813 | if (node->nconns > 1) | |
814 | select_input_connection(codec, node, i); | |
815 | unmute_input(codec, node, i); | |
816 | unmute_output(codec, node); | |
817 | return err; | |
818 | } | |
819 | } | |
820 | return 0; | |
821 | } | |
822 | ||
823 | /* | |
824 | * parse the tree and build the loopback controls | |
825 | */ | |
826 | static int build_loopback_controls(struct hda_codec *codec) | |
827 | { | |
828 | struct hda_gspec *spec = codec->spec; | |
829 | struct list_head *p; | |
830 | struct hda_gnode *node; | |
831 | int err; | |
832 | const char *type; | |
833 | ||
97ec558a | 834 | if (! spec->out_pin_node[0]) |
1da177e4 LT |
835 | return 0; |
836 | ||
837 | list_for_each(p, &spec->nid_list) { | |
838 | node = list_entry(p, struct hda_gnode, list); | |
839 | if (node->type != AC_WID_PIN) | |
840 | continue; | |
841 | /* input capable? */ | |
842 | if (! (node->pin_caps & AC_PINCAP_IN)) | |
843 | return 0; | |
844 | type = get_input_type(node, NULL); | |
845 | if (type) { | |
846 | if (check_existing_control(codec, type, "Playback")) | |
847 | continue; | |
848 | clear_check_flags(spec); | |
97ec558a TI |
849 | err = parse_loopback_path(codec, spec, |
850 | spec->out_pin_node[0], | |
1da177e4 LT |
851 | node, type); |
852 | if (err < 0) | |
853 | return err; | |
854 | if (! err) | |
855 | continue; | |
856 | } | |
857 | } | |
858 | return 0; | |
859 | } | |
860 | ||
861 | /* | |
862 | * build mixer controls | |
863 | */ | |
864 | static int build_generic_controls(struct hda_codec *codec) | |
865 | { | |
866 | int err; | |
867 | ||
868 | if ((err = build_input_controls(codec)) < 0 || | |
869 | (err = build_output_controls(codec)) < 0 || | |
870 | (err = build_loopback_controls(codec)) < 0) | |
871 | return err; | |
872 | ||
873 | return 0; | |
874 | } | |
875 | ||
876 | /* | |
877 | * PCM | |
878 | */ | |
879 | static struct hda_pcm_stream generic_pcm_playback = { | |
880 | .substreams = 1, | |
881 | .channels_min = 2, | |
882 | .channels_max = 2, | |
883 | }; | |
884 | ||
97ec558a TI |
885 | static int generic_pcm2_prepare(struct hda_pcm_stream *hinfo, |
886 | struct hda_codec *codec, | |
887 | unsigned int stream_tag, | |
888 | unsigned int format, | |
889 | struct snd_pcm_substream *substream) | |
890 | { | |
891 | struct hda_gspec *spec = codec->spec; | |
892 | ||
893 | snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format); | |
894 | snd_hda_codec_setup_stream(codec, spec->dac_node[1]->nid, | |
895 | stream_tag, 0, format); | |
896 | return 0; | |
897 | } | |
898 | ||
899 | static int generic_pcm2_cleanup(struct hda_pcm_stream *hinfo, | |
900 | struct hda_codec *codec, | |
901 | struct snd_pcm_substream *substream) | |
902 | { | |
903 | struct hda_gspec *spec = codec->spec; | |
904 | ||
905 | snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0); | |
906 | snd_hda_codec_setup_stream(codec, spec->dac_node[1]->nid, 0, 0, 0); | |
907 | return 0; | |
908 | } | |
909 | ||
1da177e4 LT |
910 | static int build_generic_pcms(struct hda_codec *codec) |
911 | { | |
912 | struct hda_gspec *spec = codec->spec; | |
913 | struct hda_pcm *info = &spec->pcm_rec; | |
914 | ||
97ec558a | 915 | if (! spec->dac_node[0] && ! spec->adc_node) { |
1da177e4 LT |
916 | snd_printd("hda_generic: no PCM found\n"); |
917 | return 0; | |
918 | } | |
919 | ||
920 | codec->num_pcms = 1; | |
921 | codec->pcm_info = info; | |
922 | ||
923 | info->name = "HDA Generic"; | |
97ec558a | 924 | if (spec->dac_node[0]) { |
1da177e4 | 925 | info->stream[0] = generic_pcm_playback; |
97ec558a TI |
926 | info->stream[0].nid = spec->dac_node[0]->nid; |
927 | if (spec->dac_node[1]) { | |
928 | info->stream[0].ops.prepare = generic_pcm2_prepare; | |
929 | info->stream[0].ops.cleanup = generic_pcm2_cleanup; | |
930 | } | |
1da177e4 LT |
931 | } |
932 | if (spec->adc_node) { | |
933 | info->stream[1] = generic_pcm_playback; | |
934 | info->stream[1].nid = spec->adc_node->nid; | |
935 | } | |
936 | ||
937 | return 0; | |
938 | } | |
939 | ||
940 | ||
941 | /* | |
942 | */ | |
943 | static struct hda_codec_ops generic_patch_ops = { | |
944 | .build_controls = build_generic_controls, | |
945 | .build_pcms = build_generic_pcms, | |
946 | .free = snd_hda_generic_free, | |
947 | }; | |
948 | ||
949 | /* | |
950 | * the generic parser | |
951 | */ | |
952 | int snd_hda_parse_generic_codec(struct hda_codec *codec) | |
953 | { | |
954 | struct hda_gspec *spec; | |
955 | int err; | |
956 | ||
84802f0d SK |
957 | if(!codec->afg) |
958 | return 0; | |
673b683a | 959 | |
e560d8d8 | 960 | spec = kzalloc(sizeof(*spec), GFP_KERNEL); |
1da177e4 LT |
961 | if (spec == NULL) { |
962 | printk(KERN_ERR "hda_generic: can't allocate spec\n"); | |
963 | return -ENOMEM; | |
964 | } | |
965 | codec->spec = spec; | |
966 | INIT_LIST_HEAD(&spec->nid_list); | |
967 | ||
968 | if ((err = build_afg_tree(codec)) < 0) | |
969 | goto error; | |
970 | ||
971 | if ((err = parse_input(codec)) < 0 || | |
972 | (err = parse_output(codec)) < 0) | |
973 | goto error; | |
974 | ||
975 | codec->patch_ops = generic_patch_ops; | |
976 | ||
977 | return 0; | |
978 | ||
979 | error: | |
980 | snd_hda_generic_free(codec); | |
981 | return err; | |
982 | } |