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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> | |
1da177e4 LT |
26 | #include <sound/core.h> |
27 | #include "hda_codec.h" | |
28 | #include "hda_local.h" | |
29 | ||
30 | /* widget node for parsing */ | |
31 | struct hda_gnode { | |
32 | hda_nid_t nid; /* NID of this widget */ | |
33 | unsigned short nconns; /* number of input connections */ | |
d2569505 TI |
34 | hda_nid_t *conn_list; |
35 | hda_nid_t slist[2]; /* temporay list */ | |
1da177e4 LT |
36 | unsigned int wid_caps; /* widget capabilities */ |
37 | unsigned char type; /* widget type */ | |
38 | unsigned char pin_ctl; /* pin controls */ | |
39 | unsigned char checked; /* the flag indicates that the node is already parsed */ | |
40 | unsigned int pin_caps; /* pin widget capabilities */ | |
41 | unsigned int def_cfg; /* default configuration */ | |
42 | unsigned int amp_out_caps; /* AMP out capabilities */ | |
43 | unsigned int amp_in_caps; /* AMP in capabilities */ | |
44 | struct list_head list; | |
45 | }; | |
46 | ||
c3132925 | 47 | /* patch-specific record */ |
a7da6ce5 TI |
48 | |
49 | #define MAX_PCM_VOLS 2 | |
50 | struct pcm_vol { | |
51 | struct hda_gnode *node; /* Node for PCM volume */ | |
52 | unsigned int index; /* connection of PCM volume */ | |
53 | }; | |
54 | ||
1da177e4 | 55 | struct hda_gspec { |
97ec558a TI |
56 | struct hda_gnode *dac_node[2]; /* DAC node */ |
57 | struct hda_gnode *out_pin_node[2]; /* Output pin (Line-Out) node */ | |
a7da6ce5 TI |
58 | struct pcm_vol pcm_vol[MAX_PCM_VOLS]; /* PCM volumes */ |
59 | unsigned int pcm_vol_nodes; /* number of PCM volumes */ | |
1da177e4 LT |
60 | |
61 | struct hda_gnode *adc_node; /* ADC node */ | |
62 | struct hda_gnode *cap_vol_node; /* Node for capture volume */ | |
63 | unsigned int cur_cap_src; /* current capture source */ | |
64 | struct hda_input_mux input_mux; | |
65 | char cap_labels[HDA_MAX_NUM_INPUTS][16]; | |
66 | ||
67 | unsigned int def_amp_in_caps; | |
68 | unsigned int def_amp_out_caps; | |
69 | ||
70 | struct hda_pcm pcm_rec; /* PCM information */ | |
71 | ||
72 | struct list_head nid_list; /* list of widgets */ | |
73 | }; | |
74 | ||
75 | /* | |
76 | * retrieve the default device type from the default config value | |
77 | */ | |
97ec558a TI |
78 | #define defcfg_type(node) (((node)->def_cfg & AC_DEFCFG_DEVICE) >> \ |
79 | AC_DEFCFG_DEVICE_SHIFT) | |
80 | #define defcfg_location(node) (((node)->def_cfg & AC_DEFCFG_LOCATION) >> \ | |
81 | AC_DEFCFG_LOCATION_SHIFT) | |
82 | #define defcfg_port_conn(node) (((node)->def_cfg & AC_DEFCFG_PORT_CONN) >> \ | |
83 | AC_DEFCFG_PORT_CONN_SHIFT) | |
1da177e4 LT |
84 | |
85 | /* | |
86 | * destructor | |
87 | */ | |
88 | static void snd_hda_generic_free(struct hda_codec *codec) | |
89 | { | |
90 | struct hda_gspec *spec = codec->spec; | |
91 | struct list_head *p, *n; | |
92 | ||
93 | if (! spec) | |
94 | return; | |
95 | /* free all widgets */ | |
96 | list_for_each_safe(p, n, &spec->nid_list) { | |
97 | struct hda_gnode *node = list_entry(p, struct hda_gnode, list); | |
d2569505 TI |
98 | if (node->conn_list != node->slist) |
99 | kfree(node->conn_list); | |
1da177e4 LT |
100 | kfree(node); |
101 | } | |
102 | kfree(spec); | |
103 | } | |
104 | ||
105 | ||
106 | /* | |
107 | * add a new widget node and read its attributes | |
108 | */ | |
109 | static int add_new_node(struct hda_codec *codec, struct hda_gspec *spec, hda_nid_t nid) | |
110 | { | |
111 | struct hda_gnode *node; | |
112 | int nconns; | |
d2569505 | 113 | hda_nid_t conn_list[HDA_MAX_CONNECTIONS]; |
1da177e4 | 114 | |
e560d8d8 | 115 | node = kzalloc(sizeof(*node), GFP_KERNEL); |
1da177e4 LT |
116 | if (node == NULL) |
117 | return -ENOMEM; | |
118 | node->nid = nid; | |
d2569505 TI |
119 | nconns = snd_hda_get_connections(codec, nid, conn_list, |
120 | HDA_MAX_CONNECTIONS); | |
1da177e4 LT |
121 | if (nconns < 0) { |
122 | kfree(node); | |
123 | return nconns; | |
124 | } | |
d2569505 TI |
125 | if (nconns <= ARRAY_SIZE(node->slist)) |
126 | node->conn_list = node->slist; | |
127 | else { | |
128 | node->conn_list = kmalloc(sizeof(hda_nid_t) * nconns, | |
129 | GFP_KERNEL); | |
130 | if (! node->conn_list) { | |
131 | snd_printk(KERN_ERR "hda-generic: cannot malloc\n"); | |
132 | kfree(node); | |
133 | return -ENOMEM; | |
134 | } | |
135 | } | |
136 | memcpy(node->conn_list, conn_list, nconns); | |
1da177e4 | 137 | node->nconns = nconns; |
d2569505 | 138 | node->wid_caps = get_wcaps(codec, nid); |
1da177e4 LT |
139 | node->type = (node->wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; |
140 | ||
141 | if (node->type == AC_WID_PIN) { | |
142 | node->pin_caps = snd_hda_param_read(codec, node->nid, AC_PAR_PIN_CAP); | |
143 | node->pin_ctl = snd_hda_codec_read(codec, node->nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); | |
144 | node->def_cfg = snd_hda_codec_read(codec, node->nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); | |
145 | } | |
146 | ||
147 | if (node->wid_caps & AC_WCAP_OUT_AMP) { | |
148 | if (node->wid_caps & AC_WCAP_AMP_OVRD) | |
149 | node->amp_out_caps = snd_hda_param_read(codec, node->nid, AC_PAR_AMP_OUT_CAP); | |
150 | if (! node->amp_out_caps) | |
151 | node->amp_out_caps = spec->def_amp_out_caps; | |
152 | } | |
153 | if (node->wid_caps & AC_WCAP_IN_AMP) { | |
154 | if (node->wid_caps & AC_WCAP_AMP_OVRD) | |
155 | node->amp_in_caps = snd_hda_param_read(codec, node->nid, AC_PAR_AMP_IN_CAP); | |
156 | if (! node->amp_in_caps) | |
157 | node->amp_in_caps = spec->def_amp_in_caps; | |
158 | } | |
159 | list_add_tail(&node->list, &spec->nid_list); | |
160 | return 0; | |
161 | } | |
162 | ||
163 | /* | |
164 | * build the AFG subtree | |
165 | */ | |
166 | static int build_afg_tree(struct hda_codec *codec) | |
167 | { | |
168 | struct hda_gspec *spec = codec->spec; | |
169 | int i, nodes, err; | |
170 | hda_nid_t nid; | |
171 | ||
172 | snd_assert(spec, return -EINVAL); | |
173 | ||
174 | spec->def_amp_out_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_OUT_CAP); | |
175 | spec->def_amp_in_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_IN_CAP); | |
176 | ||
177 | nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); | |
178 | if (! nid || nodes < 0) { | |
179 | printk(KERN_ERR "Invalid AFG subtree\n"); | |
180 | return -EINVAL; | |
181 | } | |
182 | ||
183 | /* parse all nodes belonging to the AFG */ | |
184 | for (i = 0; i < nodes; i++, nid++) { | |
185 | if ((err = add_new_node(codec, spec, nid)) < 0) | |
186 | return err; | |
187 | } | |
188 | ||
189 | return 0; | |
190 | } | |
191 | ||
192 | ||
193 | /* | |
194 | * look for the node record for the given NID | |
195 | */ | |
196 | /* FIXME: should avoid the braindead linear search */ | |
197 | static struct hda_gnode *hda_get_node(struct hda_gspec *spec, hda_nid_t nid) | |
198 | { | |
199 | struct list_head *p; | |
200 | struct hda_gnode *node; | |
201 | ||
202 | list_for_each(p, &spec->nid_list) { | |
203 | node = list_entry(p, struct hda_gnode, list); | |
204 | if (node->nid == nid) | |
205 | return node; | |
206 | } | |
207 | return NULL; | |
208 | } | |
209 | ||
210 | /* | |
211 | * unmute (and set max vol) the output amplifier | |
212 | */ | |
213 | static int unmute_output(struct hda_codec *codec, struct hda_gnode *node) | |
214 | { | |
215 | unsigned int val, ofs; | |
216 | snd_printdd("UNMUTE OUT: NID=0x%x\n", node->nid); | |
217 | val = (node->amp_out_caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
218 | ofs = (node->amp_out_caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT; | |
219 | if (val >= ofs) | |
220 | val -= ofs; | |
221 | val |= AC_AMP_SET_LEFT | AC_AMP_SET_RIGHT; | |
222 | val |= AC_AMP_SET_OUTPUT; | |
223 | return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, val); | |
224 | } | |
225 | ||
226 | /* | |
227 | * unmute (and set max vol) the input amplifier | |
228 | */ | |
229 | static int unmute_input(struct hda_codec *codec, struct hda_gnode *node, unsigned int index) | |
230 | { | |
231 | unsigned int val, ofs; | |
232 | snd_printdd("UNMUTE IN: NID=0x%x IDX=0x%x\n", node->nid, index); | |
233 | val = (node->amp_in_caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; | |
234 | ofs = (node->amp_in_caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT; | |
235 | if (val >= ofs) | |
236 | val -= ofs; | |
237 | val |= AC_AMP_SET_LEFT | AC_AMP_SET_RIGHT; | |
238 | val |= AC_AMP_SET_INPUT; | |
239 | // awk added - fixed to allow unmuting of indexed amps | |
240 | val |= index << AC_AMP_SET_INDEX_SHIFT; | |
241 | return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, val); | |
242 | } | |
243 | ||
244 | /* | |
245 | * select the input connection of the given node. | |
246 | */ | |
247 | static int select_input_connection(struct hda_codec *codec, struct hda_gnode *node, | |
248 | unsigned int index) | |
249 | { | |
250 | snd_printdd("CONNECT: NID=0x%x IDX=0x%x\n", node->nid, index); | |
251 | return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_CONNECT_SEL, index); | |
252 | } | |
253 | ||
254 | /* | |
255 | * clear checked flag of each node in the node list | |
256 | */ | |
257 | static void clear_check_flags(struct hda_gspec *spec) | |
258 | { | |
259 | struct list_head *p; | |
260 | struct hda_gnode *node; | |
261 | ||
262 | list_for_each(p, &spec->nid_list) { | |
263 | node = list_entry(p, struct hda_gnode, list); | |
264 | node->checked = 0; | |
265 | } | |
266 | } | |
267 | ||
268 | /* | |
269 | * parse the output path recursively until reach to an audio output widget | |
270 | * | |
271 | * returns 0 if not found, 1 if found, or a negative error code. | |
272 | */ | |
273 | static int parse_output_path(struct hda_codec *codec, struct hda_gspec *spec, | |
97ec558a | 274 | struct hda_gnode *node, int dac_idx) |
1da177e4 LT |
275 | { |
276 | int i, err; | |
277 | struct hda_gnode *child; | |
278 | ||
279 | if (node->checked) | |
280 | return 0; | |
281 | ||
282 | node->checked = 1; | |
283 | if (node->type == AC_WID_AUD_OUT) { | |
284 | if (node->wid_caps & AC_WCAP_DIGITAL) { | |
285 | snd_printdd("Skip Digital OUT node %x\n", node->nid); | |
286 | return 0; | |
287 | } | |
288 | snd_printdd("AUD_OUT found %x\n", node->nid); | |
97ec558a | 289 | if (spec->dac_node[dac_idx]) { |
1da177e4 | 290 | /* already DAC node is assigned, just unmute & connect */ |
97ec558a | 291 | return node == spec->dac_node[dac_idx]; |
1da177e4 | 292 | } |
97ec558a | 293 | spec->dac_node[dac_idx] = node; |
a7da6ce5 TI |
294 | if ((node->wid_caps & AC_WCAP_OUT_AMP) && |
295 | spec->pcm_vol_nodes < MAX_PCM_VOLS) { | |
296 | spec->pcm_vol[spec->pcm_vol_nodes].node = node; | |
297 | spec->pcm_vol[spec->pcm_vol_nodes].index = 0; | |
298 | spec->pcm_vol_nodes++; | |
1da177e4 LT |
299 | } |
300 | return 1; /* found */ | |
301 | } | |
302 | ||
303 | for (i = 0; i < node->nconns; i++) { | |
304 | child = hda_get_node(spec, node->conn_list[i]); | |
305 | if (! child) | |
306 | continue; | |
97ec558a | 307 | err = parse_output_path(codec, spec, child, dac_idx); |
1da177e4 LT |
308 | if (err < 0) |
309 | return err; | |
310 | else if (err > 0) { | |
311 | /* found one, | |
312 | * select the path, unmute both input and output | |
313 | */ | |
314 | if (node->nconns > 1) | |
315 | select_input_connection(codec, node, i); | |
316 | unmute_input(codec, node, i); | |
317 | unmute_output(codec, node); | |
a7da6ce5 TI |
318 | if (spec->dac_node[dac_idx] && |
319 | spec->pcm_vol_nodes < MAX_PCM_VOLS && | |
320 | !(spec->dac_node[dac_idx]->wid_caps & | |
321 | AC_WCAP_OUT_AMP)) { | |
322 | if ((node->wid_caps & AC_WCAP_IN_AMP) || | |
323 | (node->wid_caps & AC_WCAP_OUT_AMP)) { | |
324 | int n = spec->pcm_vol_nodes; | |
325 | spec->pcm_vol[n].node = node; | |
326 | spec->pcm_vol[n].index = i; | |
327 | spec->pcm_vol_nodes++; | |
1da177e4 LT |
328 | } |
329 | } | |
330 | return 1; | |
331 | } | |
332 | } | |
333 | return 0; | |
334 | } | |
335 | ||
336 | /* | |
337 | * Look for the output PIN widget with the given jack type | |
338 | * and parse the output path to that PIN. | |
339 | * | |
340 | * Returns the PIN node when the path to DAC is established. | |
341 | */ | |
342 | static struct hda_gnode *parse_output_jack(struct hda_codec *codec, | |
343 | struct hda_gspec *spec, | |
344 | int jack_type) | |
345 | { | |
346 | struct list_head *p; | |
347 | struct hda_gnode *node; | |
348 | int err; | |
349 | ||
350 | list_for_each(p, &spec->nid_list) { | |
351 | node = list_entry(p, struct hda_gnode, list); | |
352 | if (node->type != AC_WID_PIN) | |
353 | continue; | |
354 | /* output capable? */ | |
355 | if (! (node->pin_caps & AC_PINCAP_OUT)) | |
356 | continue; | |
97ec558a TI |
357 | if (defcfg_port_conn(node) == AC_JACK_PORT_NONE) |
358 | continue; /* unconnected */ | |
1da177e4 | 359 | if (jack_type >= 0) { |
e9edcee0 | 360 | if (jack_type != defcfg_type(node)) |
1da177e4 LT |
361 | continue; |
362 | if (node->wid_caps & AC_WCAP_DIGITAL) | |
363 | continue; /* skip SPDIF */ | |
364 | } else { | |
365 | /* output as default? */ | |
366 | if (! (node->pin_ctl & AC_PINCTL_OUT_EN)) | |
367 | continue; | |
368 | } | |
369 | clear_check_flags(spec); | |
97ec558a | 370 | err = parse_output_path(codec, spec, node, 0); |
1da177e4 LT |
371 | if (err < 0) |
372 | return NULL; | |
97ec558a TI |
373 | if (! err && spec->out_pin_node[0]) { |
374 | err = parse_output_path(codec, spec, node, 1); | |
375 | if (err < 0) | |
376 | return NULL; | |
377 | } | |
378 | if (err > 0) { | |
1da177e4 LT |
379 | /* unmute the PIN output */ |
380 | unmute_output(codec, node); | |
381 | /* set PIN-Out enable */ | |
382 | snd_hda_codec_write(codec, node->nid, 0, | |
383 | AC_VERB_SET_PIN_WIDGET_CONTROL, | |
a7da6ce5 TI |
384 | AC_PINCTL_OUT_EN | |
385 | ((node->pin_caps & AC_PINCAP_HP_DRV) ? | |
386 | AC_PINCTL_HP_EN : 0)); | |
1da177e4 LT |
387 | return node; |
388 | } | |
389 | } | |
390 | return NULL; | |
391 | } | |
392 | ||
393 | ||
394 | /* | |
395 | * parse outputs | |
396 | */ | |
397 | static int parse_output(struct hda_codec *codec) | |
398 | { | |
399 | struct hda_gspec *spec = codec->spec; | |
400 | struct hda_gnode *node; | |
401 | ||
402 | /* | |
403 | * Look for the output PIN widget | |
404 | */ | |
405 | /* first, look for the line-out pin */ | |
406 | node = parse_output_jack(codec, spec, AC_JACK_LINE_OUT); | |
407 | if (node) /* found, remember the PIN node */ | |
97ec558a TI |
408 | spec->out_pin_node[0] = node; |
409 | else { | |
410 | /* if no line-out is found, try speaker out */ | |
411 | node = parse_output_jack(codec, spec, AC_JACK_SPEAKER); | |
412 | if (node) | |
413 | spec->out_pin_node[0] = node; | |
414 | } | |
1da177e4 LT |
415 | /* look for the HP-out pin */ |
416 | node = parse_output_jack(codec, spec, AC_JACK_HP_OUT); | |
417 | if (node) { | |
97ec558a TI |
418 | if (! spec->out_pin_node[0]) |
419 | spec->out_pin_node[0] = node; | |
420 | else | |
421 | spec->out_pin_node[1] = node; | |
1da177e4 LT |
422 | } |
423 | ||
97ec558a | 424 | if (! spec->out_pin_node[0]) { |
1da177e4 LT |
425 | /* no line-out or HP pins found, |
426 | * then choose for the first output pin | |
427 | */ | |
97ec558a TI |
428 | spec->out_pin_node[0] = parse_output_jack(codec, spec, -1); |
429 | if (! spec->out_pin_node[0]) | |
1da177e4 LT |
430 | snd_printd("hda_generic: no proper output path found\n"); |
431 | } | |
432 | ||
433 | return 0; | |
434 | } | |
435 | ||
436 | /* | |
437 | * input MUX | |
438 | */ | |
439 | ||
440 | /* control callbacks */ | |
c8b6bf9b | 441 | static int capture_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
442 | { |
443 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
444 | struct hda_gspec *spec = codec->spec; | |
445 | return snd_hda_input_mux_info(&spec->input_mux, uinfo); | |
446 | } | |
447 | ||
c8b6bf9b | 448 | static int capture_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
449 | { |
450 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
451 | struct hda_gspec *spec = codec->spec; | |
452 | ||
453 | ucontrol->value.enumerated.item[0] = spec->cur_cap_src; | |
454 | return 0; | |
455 | } | |
456 | ||
c8b6bf9b | 457 | static int capture_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 LT |
458 | { |
459 | struct hda_codec *codec = snd_kcontrol_chip(kcontrol); | |
460 | struct hda_gspec *spec = codec->spec; | |
461 | return snd_hda_input_mux_put(codec, &spec->input_mux, ucontrol, | |
462 | spec->adc_node->nid, &spec->cur_cap_src); | |
463 | } | |
464 | ||
465 | /* | |
466 | * return the string name of the given input PIN widget | |
467 | */ | |
468 | static const char *get_input_type(struct hda_gnode *node, unsigned int *pinctl) | |
469 | { | |
e9edcee0 TI |
470 | unsigned int location = defcfg_location(node); |
471 | switch (defcfg_type(node)) { | |
1da177e4 LT |
472 | case AC_JACK_LINE_IN: |
473 | if ((location & 0x0f) == AC_JACK_LOC_FRONT) | |
474 | return "Front Line"; | |
475 | return "Line"; | |
476 | case AC_JACK_CD: | |
071c73ad | 477 | #if 0 |
1da177e4 | 478 | if (pinctl) |
1a12de1e | 479 | *pinctl |= AC_PINCTL_VREF_GRD; |
071c73ad | 480 | #endif |
1da177e4 LT |
481 | return "CD"; |
482 | case AC_JACK_AUX: | |
483 | if ((location & 0x0f) == AC_JACK_LOC_FRONT) | |
484 | return "Front Aux"; | |
485 | return "Aux"; | |
486 | case AC_JACK_MIC_IN: | |
6afeb11d TI |
487 | if (pinctl && |
488 | (node->pin_caps & | |
489 | (AC_PINCAP_VREF_80 << AC_PINCAP_VREF_SHIFT))) | |
071c73ad | 490 | *pinctl |= AC_PINCTL_VREF_80; |
1da177e4 LT |
491 | if ((location & 0x0f) == AC_JACK_LOC_FRONT) |
492 | return "Front Mic"; | |
493 | return "Mic"; | |
494 | case AC_JACK_SPDIF_IN: | |
495 | return "SPDIF"; | |
496 | case AC_JACK_DIG_OTHER_IN: | |
497 | return "Digital"; | |
498 | } | |
499 | return NULL; | |
500 | } | |
501 | ||
502 | /* | |
503 | * parse the nodes recursively until reach to the input PIN | |
504 | * | |
505 | * returns 0 if not found, 1 if found, or a negative error code. | |
506 | */ | |
507 | static int parse_adc_sub_nodes(struct hda_codec *codec, struct hda_gspec *spec, | |
508 | struct hda_gnode *node) | |
509 | { | |
510 | int i, err; | |
511 | unsigned int pinctl; | |
512 | char *label; | |
513 | const char *type; | |
514 | ||
515 | if (node->checked) | |
516 | return 0; | |
517 | ||
518 | node->checked = 1; | |
519 | if (node->type != AC_WID_PIN) { | |
520 | for (i = 0; i < node->nconns; i++) { | |
521 | struct hda_gnode *child; | |
522 | child = hda_get_node(spec, node->conn_list[i]); | |
523 | if (! child) | |
524 | continue; | |
525 | err = parse_adc_sub_nodes(codec, spec, child); | |
526 | if (err < 0) | |
527 | return err; | |
528 | if (err > 0) { | |
529 | /* found one, | |
530 | * select the path, unmute both input and output | |
531 | */ | |
532 | if (node->nconns > 1) | |
533 | select_input_connection(codec, node, i); | |
534 | unmute_input(codec, node, i); | |
535 | unmute_output(codec, node); | |
536 | return err; | |
537 | } | |
538 | } | |
539 | return 0; | |
540 | } | |
541 | ||
542 | /* input capable? */ | |
543 | if (! (node->pin_caps & AC_PINCAP_IN)) | |
544 | return 0; | |
545 | ||
97ec558a TI |
546 | if (defcfg_port_conn(node) == AC_JACK_PORT_NONE) |
547 | return 0; /* unconnected */ | |
548 | ||
1da177e4 LT |
549 | if (node->wid_caps & AC_WCAP_DIGITAL) |
550 | return 0; /* skip SPDIF */ | |
551 | ||
552 | if (spec->input_mux.num_items >= HDA_MAX_NUM_INPUTS) { | |
553 | snd_printk(KERN_ERR "hda_generic: Too many items for capture\n"); | |
554 | return -EINVAL; | |
555 | } | |
556 | ||
557 | pinctl = AC_PINCTL_IN_EN; | |
558 | /* create a proper capture source label */ | |
559 | type = get_input_type(node, &pinctl); | |
560 | if (! type) { | |
561 | /* input as default? */ | |
562 | if (! (node->pin_ctl & AC_PINCTL_IN_EN)) | |
563 | return 0; | |
564 | type = "Input"; | |
565 | } | |
566 | label = spec->cap_labels[spec->input_mux.num_items]; | |
567 | strcpy(label, type); | |
568 | spec->input_mux.items[spec->input_mux.num_items].label = label; | |
569 | ||
570 | /* unmute the PIN external input */ | |
571 | unmute_input(codec, node, 0); /* index = 0? */ | |
572 | /* set PIN-In enable */ | |
573 | snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, pinctl); | |
574 | ||
575 | return 1; /* found */ | |
576 | } | |
577 | ||
071c73ad TI |
578 | /* add a capture source element */ |
579 | static void add_cap_src(struct hda_gspec *spec, int idx) | |
580 | { | |
581 | struct hda_input_mux_item *csrc; | |
582 | char *buf; | |
583 | int num, ocap; | |
584 | ||
585 | num = spec->input_mux.num_items; | |
586 | csrc = &spec->input_mux.items[num]; | |
587 | buf = spec->cap_labels[num]; | |
588 | for (ocap = 0; ocap < num; ocap++) { | |
589 | if (! strcmp(buf, spec->cap_labels[ocap])) { | |
590 | /* same label already exists, | |
591 | * put the index number to be unique | |
592 | */ | |
593 | sprintf(buf, "%s %d", spec->cap_labels[ocap], num); | |
594 | break; | |
595 | } | |
596 | } | |
597 | csrc->index = idx; | |
598 | spec->input_mux.num_items++; | |
599 | } | |
600 | ||
1da177e4 LT |
601 | /* |
602 | * parse input | |
603 | */ | |
604 | static int parse_input_path(struct hda_codec *codec, struct hda_gnode *adc_node) | |
605 | { | |
606 | struct hda_gspec *spec = codec->spec; | |
607 | struct hda_gnode *node; | |
608 | int i, err; | |
609 | ||
610 | snd_printdd("AUD_IN = %x\n", adc_node->nid); | |
611 | clear_check_flags(spec); | |
612 | ||
613 | // awk added - fixed no recording due to muted widget | |
614 | unmute_input(codec, adc_node, 0); | |
615 | ||
616 | /* | |
617 | * check each connection of the ADC | |
618 | * if it reaches to a proper input PIN, add the path as the | |
619 | * input path. | |
620 | */ | |
071c73ad | 621 | /* first, check the direct connections to PIN widgets */ |
1da177e4 LT |
622 | for (i = 0; i < adc_node->nconns; i++) { |
623 | node = hda_get_node(spec, adc_node->conn_list[i]); | |
071c73ad TI |
624 | if (node && node->type == AC_WID_PIN) { |
625 | err = parse_adc_sub_nodes(codec, spec, node); | |
626 | if (err < 0) | |
627 | return err; | |
628 | else if (err > 0) | |
629 | add_cap_src(spec, i); | |
630 | } | |
631 | } | |
632 | /* ... then check the rests, more complicated connections */ | |
633 | for (i = 0; i < adc_node->nconns; i++) { | |
634 | node = hda_get_node(spec, adc_node->conn_list[i]); | |
635 | if (node && node->type != AC_WID_PIN) { | |
636 | err = parse_adc_sub_nodes(codec, spec, node); | |
637 | if (err < 0) | |
638 | return err; | |
639 | else if (err > 0) | |
640 | add_cap_src(spec, i); | |
1da177e4 LT |
641 | } |
642 | } | |
643 | ||
644 | if (! spec->input_mux.num_items) | |
645 | return 0; /* no input path found... */ | |
646 | ||
647 | snd_printdd("[Capture Source] NID=0x%x, #SRC=%d\n", adc_node->nid, spec->input_mux.num_items); | |
648 | for (i = 0; i < spec->input_mux.num_items; i++) | |
649 | snd_printdd(" [%s] IDX=0x%x\n", spec->input_mux.items[i].label, | |
650 | spec->input_mux.items[i].index); | |
651 | ||
652 | spec->adc_node = adc_node; | |
653 | return 1; | |
654 | } | |
655 | ||
656 | /* | |
657 | * parse input | |
658 | */ | |
659 | static int parse_input(struct hda_codec *codec) | |
660 | { | |
661 | struct hda_gspec *spec = codec->spec; | |
662 | struct list_head *p; | |
663 | struct hda_gnode *node; | |
664 | int err; | |
665 | ||
666 | /* | |
667 | * At first we look for an audio input widget. | |
668 | * If it reaches to certain input PINs, we take it as the | |
669 | * input path. | |
670 | */ | |
671 | list_for_each(p, &spec->nid_list) { | |
672 | node = list_entry(p, struct hda_gnode, list); | |
673 | if (node->wid_caps & AC_WCAP_DIGITAL) | |
674 | continue; /* skip SPDIF */ | |
675 | if (node->type == AC_WID_AUD_IN) { | |
676 | err = parse_input_path(codec, node); | |
677 | if (err < 0) | |
678 | return err; | |
679 | else if (err > 0) | |
680 | return 0; | |
681 | } | |
682 | } | |
683 | snd_printd("hda_generic: no proper input path found\n"); | |
684 | return 0; | |
685 | } | |
686 | ||
687 | /* | |
688 | * create mixer controls if possible | |
689 | */ | |
1da177e4 LT |
690 | static int create_mixer(struct hda_codec *codec, struct hda_gnode *node, |
691 | unsigned int index, const char *type, const char *dir_sfx) | |
692 | { | |
693 | char name[32]; | |
694 | int err; | |
695 | int created = 0; | |
c8b6bf9b | 696 | struct snd_kcontrol_new knew; |
1da177e4 LT |
697 | |
698 | if (type) | |
699 | sprintf(name, "%s %s Switch", type, dir_sfx); | |
700 | else | |
701 | sprintf(name, "%s Switch", dir_sfx); | |
702 | if ((node->wid_caps & AC_WCAP_IN_AMP) && | |
703 | (node->amp_in_caps & AC_AMPCAP_MUTE)) { | |
c8b6bf9b | 704 | knew = (struct snd_kcontrol_new)HDA_CODEC_MUTE(name, node->nid, index, HDA_INPUT); |
1da177e4 LT |
705 | snd_printdd("[%s] NID=0x%x, DIR=IN, IDX=0x%x\n", name, node->nid, index); |
706 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
707 | return err; | |
708 | created = 1; | |
709 | } else if ((node->wid_caps & AC_WCAP_OUT_AMP) && | |
710 | (node->amp_out_caps & AC_AMPCAP_MUTE)) { | |
c8b6bf9b | 711 | knew = (struct snd_kcontrol_new)HDA_CODEC_MUTE(name, node->nid, 0, HDA_OUTPUT); |
1da177e4 LT |
712 | snd_printdd("[%s] NID=0x%x, DIR=OUT\n", name, node->nid); |
713 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
714 | return err; | |
715 | created = 1; | |
716 | } | |
717 | ||
718 | if (type) | |
719 | sprintf(name, "%s %s Volume", type, dir_sfx); | |
720 | else | |
721 | sprintf(name, "%s Volume", dir_sfx); | |
722 | if ((node->wid_caps & AC_WCAP_IN_AMP) && | |
723 | (node->amp_in_caps & AC_AMPCAP_NUM_STEPS)) { | |
c8b6bf9b | 724 | knew = (struct snd_kcontrol_new)HDA_CODEC_VOLUME(name, node->nid, index, HDA_INPUT); |
1da177e4 LT |
725 | snd_printdd("[%s] NID=0x%x, DIR=IN, IDX=0x%x\n", name, node->nid, index); |
726 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
727 | return err; | |
728 | created = 1; | |
729 | } else if ((node->wid_caps & AC_WCAP_OUT_AMP) && | |
730 | (node->amp_out_caps & AC_AMPCAP_NUM_STEPS)) { | |
c8b6bf9b | 731 | knew = (struct snd_kcontrol_new)HDA_CODEC_VOLUME(name, node->nid, 0, HDA_OUTPUT); |
1da177e4 LT |
732 | snd_printdd("[%s] NID=0x%x, DIR=OUT\n", name, node->nid); |
733 | if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) | |
734 | return err; | |
735 | created = 1; | |
736 | } | |
737 | ||
738 | return created; | |
739 | } | |
740 | ||
741 | /* | |
742 | * check whether the controls with the given name and direction suffix already exist | |
743 | */ | |
744 | static int check_existing_control(struct hda_codec *codec, const char *type, const char *dir) | |
745 | { | |
c8b6bf9b | 746 | struct snd_ctl_elem_id id; |
1da177e4 LT |
747 | memset(&id, 0, sizeof(id)); |
748 | sprintf(id.name, "%s %s Volume", type, dir); | |
749 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
750 | if (snd_ctl_find_id(codec->bus->card, &id)) | |
751 | return 1; | |
752 | sprintf(id.name, "%s %s Switch", type, dir); | |
753 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
754 | if (snd_ctl_find_id(codec->bus->card, &id)) | |
755 | return 1; | |
756 | return 0; | |
757 | } | |
758 | ||
759 | /* | |
760 | * build output mixer controls | |
761 | */ | |
a7da6ce5 | 762 | static int create_output_mixers(struct hda_codec *codec, const char **names) |
1da177e4 LT |
763 | { |
764 | struct hda_gspec *spec = codec->spec; | |
97ec558a | 765 | int i, err; |
1da177e4 | 766 | |
a7da6ce5 TI |
767 | for (i = 0; i < spec->pcm_vol_nodes; i++) { |
768 | err = create_mixer(codec, spec->pcm_vol[i].node, | |
769 | spec->pcm_vol[i].index, | |
770 | names[i], "Playback"); | |
97ec558a TI |
771 | if (err < 0) |
772 | return err; | |
773 | } | |
1da177e4 LT |
774 | return 0; |
775 | } | |
776 | ||
a7da6ce5 TI |
777 | static int build_output_controls(struct hda_codec *codec) |
778 | { | |
779 | struct hda_gspec *spec = codec->spec; | |
780 | static const char *types_speaker[] = { "Speaker", "Headphone" }; | |
781 | static const char *types_line[] = { "Front", "Headphone" }; | |
782 | ||
783 | switch (spec->pcm_vol_nodes) { | |
784 | case 1: | |
785 | return create_mixer(codec, spec->pcm_vol[0].node, | |
786 | spec->pcm_vol[0].index, | |
787 | "Master", "Playback"); | |
788 | case 2: | |
789 | if (defcfg_type(spec->out_pin_node[0]) == AC_JACK_SPEAKER) | |
790 | return create_output_mixers(codec, types_speaker); | |
791 | else | |
792 | return create_output_mixers(codec, types_line); | |
793 | } | |
794 | return 0; | |
795 | } | |
796 | ||
1da177e4 LT |
797 | /* create capture volume/switch */ |
798 | static int build_input_controls(struct hda_codec *codec) | |
799 | { | |
800 | struct hda_gspec *spec = codec->spec; | |
801 | struct hda_gnode *adc_node = spec->adc_node; | |
071c73ad TI |
802 | int i, err; |
803 | static struct snd_kcontrol_new cap_sel = { | |
804 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
805 | .name = "Capture Source", | |
806 | .info = capture_source_info, | |
807 | .get = capture_source_get, | |
808 | .put = capture_source_put, | |
809 | }; | |
810 | ||
811 | if (! adc_node || ! spec->input_mux.num_items) | |
1da177e4 LT |
812 | return 0; /* not found */ |
813 | ||
071c73ad TI |
814 | spec->cur_cap_src = 0; |
815 | select_input_connection(codec, adc_node, | |
816 | spec->input_mux.items[0].index); | |
817 | ||
1da177e4 | 818 | /* create capture volume and switch controls if the ADC has an amp */ |
071c73ad TI |
819 | /* do we have only a single item? */ |
820 | if (spec->input_mux.num_items == 1) { | |
821 | err = create_mixer(codec, adc_node, | |
822 | spec->input_mux.items[0].index, | |
823 | NULL, "Capture"); | |
824 | if (err < 0) | |
825 | return err; | |
826 | return 0; | |
827 | } | |
1da177e4 LT |
828 | |
829 | /* create input MUX if multiple sources are available */ | |
071c73ad TI |
830 | if ((err = snd_ctl_add(codec->bus->card, |
831 | snd_ctl_new1(&cap_sel, codec))) < 0) | |
832 | return err; | |
833 | ||
834 | /* no volume control? */ | |
835 | if (! (adc_node->wid_caps & AC_WCAP_IN_AMP) || | |
836 | ! (adc_node->amp_in_caps & AC_AMPCAP_NUM_STEPS)) | |
837 | return 0; | |
838 | ||
839 | for (i = 0; i < spec->input_mux.num_items; i++) { | |
840 | struct snd_kcontrol_new knew; | |
841 | char name[32]; | |
842 | sprintf(name, "%s Capture Volume", | |
843 | spec->input_mux.items[i].label); | |
844 | knew = (struct snd_kcontrol_new) | |
845 | HDA_CODEC_VOLUME(name, adc_node->nid, | |
846 | spec->input_mux.items[i].index, | |
847 | HDA_INPUT); | |
848 | if ((err = snd_ctl_add(codec->bus->card, | |
849 | snd_ctl_new1(&knew, codec))) < 0) | |
1da177e4 | 850 | return err; |
1da177e4 | 851 | } |
071c73ad | 852 | |
1da177e4 LT |
853 | return 0; |
854 | } | |
855 | ||
856 | ||
857 | /* | |
858 | * parse the nodes recursively until reach to the output PIN. | |
859 | * | |
860 | * returns 0 - if not found, | |
861 | * 1 - if found, but no mixer is created | |
862 | * 2 - if found and mixer was already created, (just skip) | |
863 | * a negative error code | |
864 | */ | |
865 | static int parse_loopback_path(struct hda_codec *codec, struct hda_gspec *spec, | |
866 | struct hda_gnode *node, struct hda_gnode *dest_node, | |
867 | const char *type) | |
868 | { | |
869 | int i, err; | |
870 | ||
871 | if (node->checked) | |
872 | return 0; | |
873 | ||
874 | node->checked = 1; | |
875 | if (node == dest_node) { | |
876 | /* loopback connection found */ | |
877 | return 1; | |
878 | } | |
879 | ||
880 | for (i = 0; i < node->nconns; i++) { | |
881 | struct hda_gnode *child = hda_get_node(spec, node->conn_list[i]); | |
882 | if (! child) | |
883 | continue; | |
884 | err = parse_loopback_path(codec, spec, child, dest_node, type); | |
885 | if (err < 0) | |
886 | return err; | |
887 | else if (err >= 1) { | |
888 | if (err == 1) { | |
889 | err = create_mixer(codec, node, i, type, "Playback"); | |
890 | if (err < 0) | |
891 | return err; | |
892 | if (err > 0) | |
893 | return 2; /* ok, created */ | |
894 | /* not created, maybe in the lower path */ | |
895 | err = 1; | |
896 | } | |
897 | /* connect and unmute */ | |
898 | if (node->nconns > 1) | |
899 | select_input_connection(codec, node, i); | |
900 | unmute_input(codec, node, i); | |
901 | unmute_output(codec, node); | |
902 | return err; | |
903 | } | |
904 | } | |
905 | return 0; | |
906 | } | |
907 | ||
908 | /* | |
909 | * parse the tree and build the loopback controls | |
910 | */ | |
911 | static int build_loopback_controls(struct hda_codec *codec) | |
912 | { | |
913 | struct hda_gspec *spec = codec->spec; | |
914 | struct list_head *p; | |
915 | struct hda_gnode *node; | |
916 | int err; | |
917 | const char *type; | |
918 | ||
97ec558a | 919 | if (! spec->out_pin_node[0]) |
1da177e4 LT |
920 | return 0; |
921 | ||
922 | list_for_each(p, &spec->nid_list) { | |
923 | node = list_entry(p, struct hda_gnode, list); | |
924 | if (node->type != AC_WID_PIN) | |
925 | continue; | |
926 | /* input capable? */ | |
927 | if (! (node->pin_caps & AC_PINCAP_IN)) | |
928 | return 0; | |
929 | type = get_input_type(node, NULL); | |
930 | if (type) { | |
931 | if (check_existing_control(codec, type, "Playback")) | |
932 | continue; | |
933 | clear_check_flags(spec); | |
97ec558a TI |
934 | err = parse_loopback_path(codec, spec, |
935 | spec->out_pin_node[0], | |
1da177e4 LT |
936 | node, type); |
937 | if (err < 0) | |
938 | return err; | |
939 | if (! err) | |
940 | continue; | |
941 | } | |
942 | } | |
943 | return 0; | |
944 | } | |
945 | ||
946 | /* | |
947 | * build mixer controls | |
948 | */ | |
949 | static int build_generic_controls(struct hda_codec *codec) | |
950 | { | |
951 | int err; | |
952 | ||
953 | if ((err = build_input_controls(codec)) < 0 || | |
954 | (err = build_output_controls(codec)) < 0 || | |
955 | (err = build_loopback_controls(codec)) < 0) | |
956 | return err; | |
957 | ||
958 | return 0; | |
959 | } | |
960 | ||
961 | /* | |
962 | * PCM | |
963 | */ | |
964 | static struct hda_pcm_stream generic_pcm_playback = { | |
965 | .substreams = 1, | |
966 | .channels_min = 2, | |
967 | .channels_max = 2, | |
968 | }; | |
969 | ||
97ec558a TI |
970 | static int generic_pcm2_prepare(struct hda_pcm_stream *hinfo, |
971 | struct hda_codec *codec, | |
972 | unsigned int stream_tag, | |
973 | unsigned int format, | |
974 | struct snd_pcm_substream *substream) | |
975 | { | |
976 | struct hda_gspec *spec = codec->spec; | |
977 | ||
978 | snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format); | |
979 | snd_hda_codec_setup_stream(codec, spec->dac_node[1]->nid, | |
980 | stream_tag, 0, format); | |
981 | return 0; | |
982 | } | |
983 | ||
984 | static int generic_pcm2_cleanup(struct hda_pcm_stream *hinfo, | |
985 | struct hda_codec *codec, | |
986 | struct snd_pcm_substream *substream) | |
987 | { | |
988 | struct hda_gspec *spec = codec->spec; | |
989 | ||
990 | snd_hda_codec_setup_stream(codec, hinfo->nid, 0, 0, 0); | |
991 | snd_hda_codec_setup_stream(codec, spec->dac_node[1]->nid, 0, 0, 0); | |
992 | return 0; | |
993 | } | |
994 | ||
1da177e4 LT |
995 | static int build_generic_pcms(struct hda_codec *codec) |
996 | { | |
997 | struct hda_gspec *spec = codec->spec; | |
998 | struct hda_pcm *info = &spec->pcm_rec; | |
999 | ||
97ec558a | 1000 | if (! spec->dac_node[0] && ! spec->adc_node) { |
1da177e4 LT |
1001 | snd_printd("hda_generic: no PCM found\n"); |
1002 | return 0; | |
1003 | } | |
1004 | ||
1005 | codec->num_pcms = 1; | |
1006 | codec->pcm_info = info; | |
1007 | ||
1008 | info->name = "HDA Generic"; | |
97ec558a | 1009 | if (spec->dac_node[0]) { |
1da177e4 | 1010 | info->stream[0] = generic_pcm_playback; |
97ec558a TI |
1011 | info->stream[0].nid = spec->dac_node[0]->nid; |
1012 | if (spec->dac_node[1]) { | |
1013 | info->stream[0].ops.prepare = generic_pcm2_prepare; | |
1014 | info->stream[0].ops.cleanup = generic_pcm2_cleanup; | |
1015 | } | |
1da177e4 LT |
1016 | } |
1017 | if (spec->adc_node) { | |
1018 | info->stream[1] = generic_pcm_playback; | |
1019 | info->stream[1].nid = spec->adc_node->nid; | |
1020 | } | |
1021 | ||
1022 | return 0; | |
1023 | } | |
1024 | ||
1025 | ||
1026 | /* | |
1027 | */ | |
1028 | static struct hda_codec_ops generic_patch_ops = { | |
1029 | .build_controls = build_generic_controls, | |
1030 | .build_pcms = build_generic_pcms, | |
1031 | .free = snd_hda_generic_free, | |
1032 | }; | |
1033 | ||
1034 | /* | |
1035 | * the generic parser | |
1036 | */ | |
1037 | int snd_hda_parse_generic_codec(struct hda_codec *codec) | |
1038 | { | |
1039 | struct hda_gspec *spec; | |
1040 | int err; | |
1041 | ||
84802f0d SK |
1042 | if(!codec->afg) |
1043 | return 0; | |
673b683a | 1044 | |
e560d8d8 | 1045 | spec = kzalloc(sizeof(*spec), GFP_KERNEL); |
1da177e4 LT |
1046 | if (spec == NULL) { |
1047 | printk(KERN_ERR "hda_generic: can't allocate spec\n"); | |
1048 | return -ENOMEM; | |
1049 | } | |
1050 | codec->spec = spec; | |
1051 | INIT_LIST_HEAD(&spec->nid_list); | |
1052 | ||
1053 | if ((err = build_afg_tree(codec)) < 0) | |
1054 | goto error; | |
1055 | ||
1056 | if ((err = parse_input(codec)) < 0 || | |
1057 | (err = parse_output(codec)) < 0) | |
1058 | goto error; | |
1059 | ||
1060 | codec->patch_ops = generic_patch_ops; | |
1061 | ||
1062 | return 0; | |
1063 | ||
1064 | error: | |
1065 | snd_hda_generic_free(codec); | |
1066 | return err; | |
1067 | } |