xref: /haiku/src/add-ons/kernel/drivers/audio/hda/hda_multi_audio.cpp (revision 9a6a20d4689307142a7ed26a1437ba47e244e73f)
1 /*
2  * Copyright 2007-2010, Haiku, Inc. All rights reserved.
3  * Distributed under the terms of the MIT License.
4  *
5  * Authors:
6  *		Ithamar Adema, ithamar AT unet DOT nl
7  *		Axel Dörfler, axeld@pinc-software.de
8  */
9 
10 
11 #include <driver_settings.h>
12 
13 #include "driver.h"
14 
15 #include <kernel.h>
16 
17 
18 //#define TRACE_MULTI_AUDIO
19 #ifdef TRACE_MULTI_AUDIO
20 #	define TRACE(a...) dprintf("hda: " a)
21 #else
22 #	define TRACE(a...) ;
23 #endif
24 #define ERROR(a...)	dprintf("hda: " a)
25 
26 
27 typedef enum {
28 	B_MIX_GAIN = 1 << 0,
29 	B_MIX_MUTE = 1 << 1,
30 	B_MIX_MUX_MIXER = 1 << 2,
31 	B_MIX_MUX_SELECTOR = 1 << 3
32 } mixer_type;
33 
34 
35 static multi_channel_info sChannels[] = {
36 	{  0, B_MULTI_OUTPUT_CHANNEL,	B_CHANNEL_LEFT | B_CHANNEL_STEREO_BUS, 0 },
37 	{  1, B_MULTI_OUTPUT_CHANNEL,	B_CHANNEL_RIGHT | B_CHANNEL_STEREO_BUS, 0 },
38 	{  2, B_MULTI_INPUT_CHANNEL,	B_CHANNEL_LEFT | B_CHANNEL_STEREO_BUS, 0 },
39 	{  3, B_MULTI_INPUT_CHANNEL,	B_CHANNEL_RIGHT | B_CHANNEL_STEREO_BUS, 0 },
40 	{  4, B_MULTI_OUTPUT_BUS,		B_CHANNEL_LEFT | B_CHANNEL_STEREO_BUS,
41 			B_CHANNEL_MINI_JACK_STEREO },
42 	{  5, B_MULTI_OUTPUT_BUS,		B_CHANNEL_RIGHT | B_CHANNEL_STEREO_BUS,
43 			B_CHANNEL_MINI_JACK_STEREO },
44 	{  6, B_MULTI_INPUT_BUS,		B_CHANNEL_LEFT | B_CHANNEL_STEREO_BUS,
45 			B_CHANNEL_MINI_JACK_STEREO },
46 	{  7, B_MULTI_INPUT_BUS,		B_CHANNEL_RIGHT | B_CHANNEL_STEREO_BUS,
47 			B_CHANNEL_MINI_JACK_STEREO },
48 };
49 
50 
51 static int32
52 format2size(uint32 format)
53 {
54 	switch (format) {
55 		case B_FMT_8BIT_S:
56 		case B_FMT_16BIT:
57 			return 2;
58 
59 		case B_FMT_18BIT:
60 		case B_FMT_20BIT:
61 		case B_FMT_24BIT:
62 		case B_FMT_32BIT:
63 		case B_FMT_FLOAT:
64 			return 4;
65 
66 		default:
67 			return -1;
68 	}
69 }
70 
71 
72 #define HDA_SETTINGS "hda.settings"
73 
74 static struct {
75 	int32 play_buffer_frames;
76 	int32 play_buffer_count;
77 	int32 record_buffer_frames;
78 	int32 record_buffer_count;
79 } requested_settings;
80 
81 
82 void
83 get_settings_from_file()
84 {
85 	const char *item;
86 	char       *end;
87 	uint32      value;
88 
89 	memset(&requested_settings, 0, sizeof(requested_settings));
90 	dprintf("looking for settings file\n");
91 
92 	void *settings_handle = load_driver_settings(HDA_SETTINGS);
93 	if (settings_handle == NULL)
94 		return;
95 
96 	item = get_driver_parameter (settings_handle, "play_buffer_frames", NULL,
97 		NULL);
98 	if (item) {
99 		value = strtoul (item, &end, 0);
100 		if (*end == '\0')
101 			requested_settings.play_buffer_frames = value;
102 		}
103 
104 	item = get_driver_parameter (settings_handle, "play_buffer_count", NULL,
105 		NULL);
106 	if (item) {
107 		value = strtoul (item, &end, 0);
108 		if (*end == '\0')
109 			requested_settings.play_buffer_count = value;
110 	}
111 
112 	item = get_driver_parameter (settings_handle, "record_buffer_frames", NULL,
113 		NULL);
114 	if (item) {
115 		value = strtoul (item, &end, 0);
116 		if (*end == '\0')
117 			requested_settings.record_buffer_frames = value;
118 	}
119 
120 	item = get_driver_parameter (settings_handle, "record_buffer_count", NULL,
121 		NULL);
122 	if (item) {
123 		value = strtoul (item, &end, 0);
124 		if (*end == '\0')
125 			requested_settings.record_buffer_count = value;
126 	}
127 
128 	unload_driver_settings(settings_handle);
129 }
130 
131 
132 static status_t
133 get_description(hda_audio_group* audioGroup, multi_description* data)
134 {
135 	data->interface_version = B_CURRENT_INTERFACE_VERSION;
136 	data->interface_minimum = B_CURRENT_INTERFACE_VERSION;
137 
138 	strcpy(data->friendly_name, "HD Audio");
139 	strcpy(data->vendor_info, "Haiku");
140 
141 	int32 inChannels = 0;
142 	if (audioGroup->record_stream != NULL)
143 		inChannels = 2;
144 
145 	int32 outChannels = 0;
146 	if (audioGroup->playback_stream != NULL)
147 		outChannels = 2;
148 
149 	data->output_channel_count = outChannels;
150 	data->output_bus_channel_count = outChannels;
151 	data->input_channel_count = inChannels;
152 	data->input_bus_channel_count = inChannels;
153 	data->aux_bus_channel_count = 0;
154 
155 	TRACE("%s: request_channel_count: %" B_PRId32 "\n", __func__,
156 		data->request_channel_count);
157 
158 	if (data->request_channel_count >= (int)(sizeof(sChannels)
159 			/ sizeof(sChannels[0]))) {
160 		memcpy(data->channels, &sChannels, sizeof(sChannels));
161 	}
162 
163 	if (audioGroup->playback_stream != NULL) {
164 		data->output_rates = audioGroup->playback_stream->sample_rate;
165 		data->output_formats = audioGroup->playback_stream->sample_format;
166 	} else {
167 		data->output_rates = 0;
168 		data->output_formats = 0;
169 	}
170 
171 	if (audioGroup->record_stream != NULL) {
172 		data->input_rates = audioGroup->record_stream->sample_rate;
173 		data->input_formats = audioGroup->record_stream->sample_format;
174 	} else {
175 		data->input_rates = 0;
176 		data->input_formats = 0;
177 	}
178 
179 	// force existance of 48kHz if variable rates are not supported
180 	if (data->output_rates == 0)
181 		data->output_rates = B_SR_48000;
182 	if (data->input_rates == 0)
183 		data->input_rates = B_SR_48000;
184 
185 	data->max_cvsr_rate = 0;
186 	data->min_cvsr_rate = 0;
187 
188 	data->lock_sources = B_MULTI_LOCK_INTERNAL;
189 	data->timecode_sources = 0;
190 	data->interface_flags
191 		= B_MULTI_INTERFACE_PLAYBACK | B_MULTI_INTERFACE_RECORD;
192 	data->start_latency = 30000;
193 
194 	strcpy(data->control_panel, "");
195 
196 	return B_OK;
197 }
198 
199 
200 static status_t
201 get_enabled_channels(hda_audio_group* audioGroup, multi_channel_enable* data)
202 {
203 	data->lock_source = B_MULTI_LOCK_INTERNAL;
204 
205 	int32 inChannels = 0;
206 	if (audioGroup->record_stream != NULL)
207 		inChannels = 2;
208 
209 	int32 outChannels = 0;
210 	if (audioGroup->playback_stream != NULL)
211 		outChannels = 2;
212 
213 	uint32 enable_bits = 0;
214 	uint32 maxChannels = min_c(32, inChannels + outChannels);
215 	for (uint32 i = 0; i < maxChannels; i++)
216 		B_SET_CHANNEL(&enable_bits, i, true);
217 
218 	return B_OK;
219 }
220 
221 
222 static status_t
223 get_global_format(hda_audio_group* audioGroup, multi_format_info* data)
224 {
225 	data->output_latency = 0;
226 	data->input_latency = 0;
227 	data->timecode_kind = 0;
228 
229 	if (audioGroup->playback_stream != NULL) {
230 		data->output.format = audioGroup->playback_stream->sample_format;
231 		data->output.rate = audioGroup->playback_stream->sample_rate;
232 	} else {
233 		data->output.format = 0;
234 		data->output.rate = 0;
235 	}
236 
237 	if (audioGroup->record_stream != NULL) {
238 		data->input.format = audioGroup->record_stream->sample_format;
239 		data->input.rate = audioGroup->record_stream->sample_rate;
240 	} else {
241 		data->input.format = 0;
242 		data->input.rate = 0;
243 	}
244 
245 	return B_OK;
246 }
247 
248 
249 static status_t
250 set_global_format(hda_audio_group* audioGroup, multi_format_info* data)
251 {
252 	// TODO: it looks like we're not supposed to fail; fix this!
253 #if 0
254 	if ((data->output.format & audioGroup->supported_formats) == 0)
255 		|| (data->output.rate & audioGroup->supported_rates) == 0)
256 		return B_BAD_VALUE;
257 #endif
258 
259 	if (audioGroup->playback_stream != NULL) {
260 		audioGroup->playback_stream->sample_format = data->output.format;
261 		audioGroup->playback_stream->sample_rate = data->output.rate;
262 		audioGroup->playback_stream->sample_size = format2size(
263 			audioGroup->playback_stream->sample_format);
264 	}
265 
266 	if (audioGroup->record_stream != NULL) {
267 		audioGroup->record_stream->sample_rate = data->input.rate;
268 		audioGroup->record_stream->sample_format = data->input.format;
269 		audioGroup->record_stream->sample_size = format2size(
270 			audioGroup->record_stream->sample_format);
271 	}
272 
273 	return B_OK;
274 }
275 
276 
277 static enum strind_id
278 hda_find_multi_string(hda_widget& widget)
279 {
280 	switch (CONF_DEFAULT_DEVICE(widget.d.pin.config)) {
281 		case PIN_DEV_CD:
282 			return S_CD;
283 		case PIN_DEV_LINE_IN:
284 		case PIN_DEV_LINE_OUT:
285 			return S_LINE;
286 		case PIN_DEV_MIC_IN:
287 			return S_MIC;
288 		case PIN_DEV_AUX:
289 			return S_AUX;
290 		case PIN_DEV_SPDIF_IN:
291 		case PIN_DEV_SPDIF_OUT:
292 			return S_SPDIF;
293 		case PIN_DEV_HEAD_PHONE_OUT:
294 			return S_HEADPHONE;
295 	}
296 	ERROR("couln't find a string for widget %" B_PRIu32 " in "
297 		"hda_find_multi_string()\n", widget.node_id);
298 	return S_null;
299 }
300 
301 
302 static void
303 hda_find_multi_custom_string(hda_widget& widget, char* custom, uint32 size)
304 {
305 	const char* device = NULL;
306 	switch (CONF_DEFAULT_DEVICE(widget.d.pin.config)) {
307 		case PIN_DEV_LINE_IN:
308 			device = "Line in";
309 		case PIN_DEV_LINE_OUT:
310 			if (device == NULL)
311 				device = "Line out";
312 		case PIN_DEV_MIC_IN:
313 			if (device == NULL)
314 				device =  "Mic in";
315 			switch (CONF_DEFAULT_COLOR(widget.d.pin.config)) {
316 				case 1:
317 					device = "Rear";
318 					break;
319 				case 2:
320 					device = "Side";
321 					break;
322 				case 3:
323 					device = "Line in";
324 					break;
325 				case 4:
326 					device = "Front";
327 					break;
328 				case 6:
329 					device = "Center/Sub";
330 					break;
331 				case 9:
332 					device = "Mic in";
333 					break;
334 			}
335 			break;
336 		case PIN_DEV_SPDIF_IN:
337 			device = "SPDIF in";
338 			break;
339 		case PIN_DEV_SPDIF_OUT:
340 			device = "SPDIF out";
341 			break;
342 		case PIN_DEV_CD:
343 			device = "CD";
344 			break;
345 		case PIN_DEV_HEAD_PHONE_OUT:
346 			device = "Headphones";
347 			break;
348 		case PIN_DEV_SPEAKER:
349 			device = "Speaker";
350 			break;
351 	}
352 	if (device == NULL) {
353 		ERROR("couldn't find a string for widget %" B_PRIu32 " in "
354 			"hda_find_multi_custom_string()\n", widget.node_id);
355 	}
356 
357 	const char* location
358 		= get_widget_location(CONF_DEFAULT_LOCATION(widget.d.pin.config));
359 	snprintf(custom, size, "%s%s%s", location ? location : "",
360 		location ? " " : "", device);
361 }
362 
363 
364 static int32
365 hda_create_group_control(hda_multi *multi, uint32 *index, int32 parent,
366 	enum strind_id string, const char* name)
367 {
368 	uint32 i = *index;
369 	(*index)++;
370 	multi->controls[i].mix_control.id = MULTI_CONTROL_FIRSTID + i;
371 	multi->controls[i].mix_control.parent = parent;
372 	multi->controls[i].mix_control.flags = B_MULTI_MIX_GROUP;
373 	multi->controls[i].mix_control.master = MULTI_CONTROL_MASTERID;
374 	multi->controls[i].mix_control.string = string;
375 	if (name)
376 		strcpy(multi->controls[i].mix_control.name, name);
377 
378 	return multi->controls[i].mix_control.id;
379 }
380 
381 
382 static void
383 hda_create_channel_control(hda_multi* multi, uint32* index, int32 parent,
384 	int32 string, hda_widget& widget, bool input, uint32 capabilities,
385 	int32 inputIndex, bool& gain, bool& mute)
386 {
387 	uint32 i = *index, id;
388 	hda_multi_mixer_control control;
389 
390 	control.nid = widget.node_id;
391 	control.input = input;
392 	control.mute = 0;
393 	control.gain = 0;
394 	control.capabilities = capabilities;
395 	control.index = inputIndex;
396 	control.mix_control.master = MULTI_CONTROL_MASTERID;
397 	control.mix_control.parent = parent;
398 
399 	if (mute && (capabilities & AMP_CAP_MUTE) != 0) {
400 		control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
401 		control.mix_control.flags = B_MULTI_MIX_ENABLE;
402 		control.mix_control.string = S_MUTE;
403 		control.type = B_MIX_MUTE;
404 		multi->controls[i++] = control;
405 		TRACE("control nid %" B_PRIu32 " mute\n", control.nid);
406 		mute = false;
407 	}
408 
409 	if (gain && AMP_CAP_NUM_STEPS(capabilities) >= 1) {
410 		control.mix_control.gain.granularity = AMP_CAP_STEP_SIZE(capabilities);
411 		control.mix_control.gain.min_gain = (0.0 - AMP_CAP_OFFSET(capabilities))
412 			* control.mix_control.gain.granularity;
413 		control.mix_control.gain.max_gain = (AMP_CAP_NUM_STEPS(capabilities)
414 				- AMP_CAP_OFFSET(capabilities))
415 			* control.mix_control.gain.granularity;
416 
417 		control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
418 		control.mix_control.flags = B_MULTI_MIX_GAIN;
419 		control.mix_control.string = S_null;
420 		control.type = B_MIX_GAIN;
421 		strcpy(control.mix_control.name, "Gain");
422 		multi->controls[i++] = control;
423 		id = control.mix_control.id;
424 
425 		// second channel
426 		control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
427 		control.mix_control.master = id;
428 		multi->controls[i++] = control;
429 		TRACE("control nid %" B_PRIu32 " %f min %f max %f\n", control.nid,
430 			control.mix_control.gain.granularity,
431 			control.mix_control.gain.min_gain,
432 			control.mix_control.gain.max_gain);
433 		gain = false;
434 	}
435 
436 	*index = i;
437 }
438 
439 
440 static void
441 hda_create_mux_control(hda_multi *multi, uint32 *index, int32 parent,
442 	hda_widget& widget)
443 {
444 	uint32 i = *index, parent2;
445 	hda_multi_mixer_control control;
446 	hda_audio_group *audioGroup = multi->group;
447 
448 	control.nid = widget.node_id;
449 	control.input = true;
450 	control.mute = 0;
451 	control.gain = 0;
452 	control.mix_control.master = MULTI_CONTROL_MASTERID;
453 	control.mix_control.parent = parent;
454 	control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
455 	control.mix_control.flags = B_MULTI_MIX_MUX;
456 	control.mix_control.string = S_null;
457 	control.type = widget.type == WT_AUDIO_MIXER
458 		? B_MIX_MUX_MIXER : B_MIX_MUX_SELECTOR;
459 	multi->controls[i] = control;
460 	strcpy(multi->controls[i].mix_control.name, "");
461 	i++;
462 	parent2 = control.mix_control.id;
463 
464 	for (uint32 j = 0; j < widget.num_inputs; j++) {
465 		hda_widget *input =
466 			hda_audio_group_get_widget(audioGroup, widget.inputs[j]);
467 		if (input->type != WT_PIN_COMPLEX)
468 			continue;
469 		control.nid = widget.node_id;
470 		control.input = true;
471 		control.mix_control.id = MULTI_CONTROL_FIRSTID + i;
472 		control.mix_control.flags = B_MULTI_MIX_MUX_VALUE;
473 		control.mix_control.parent = parent2;
474 		control.mix_control.string = S_null;
475 		multi->controls[i] = control;
476 		hda_find_multi_custom_string(*input,
477 			multi->controls[i].mix_control.name,
478 			sizeof(multi->controls[i].mix_control.name));
479 		i++;
480 	}
481 
482 	*index = i;
483 }
484 
485 
486 static void
487 hda_create_control_for_complex(hda_multi* multi, uint32* index, uint32 parent,
488 	hda_widget& widget, bool& gain, bool& mute)
489 {
490 	hda_audio_group* audioGroup = multi->group;
491 
492 	switch (widget.type) {
493 		case WT_AUDIO_OUTPUT:
494 		case WT_AUDIO_MIXER:
495 		case WT_AUDIO_SELECTOR:
496 		case WT_PIN_COMPLEX:
497 			break;
498 		default:
499 			return;
500 	}
501 
502 	if ((widget.flags & WIDGET_FLAG_WIDGET_PATH) != 0)
503 		return;
504 
505 	TRACE("  create widget nid %" B_PRIu32 "\n", widget.node_id);
506 	hda_create_channel_control(multi, index, parent, 0,
507 		widget, false, widget.capabilities.output_amplifier, 0, gain, mute);
508 
509 	if (!gain && !mute) {
510 		widget.flags |= WIDGET_FLAG_WIDGET_PATH;
511 		return;
512 	}
513 
514 	if (widget.type == WT_AUDIO_MIXER) {
515 		hda_create_channel_control(multi, index, parent, 0,
516 			widget, true, widget.capabilities.input_amplifier, 0, gain, mute);
517 		if (!gain && !mute) {
518 			widget.flags |= WIDGET_FLAG_WIDGET_PATH;
519 			return;
520 		}
521 	}
522 
523 	if (widget.type != WT_AUDIO_OUTPUT && widget.num_inputs > 0) {
524 		hda_widget& child = *hda_audio_group_get_widget(audioGroup,
525 			widget.inputs[widget.active_input]);
526 		hda_create_control_for_complex(multi, index, parent, child, gain, mute);
527 	}
528 
529 	widget.flags |= WIDGET_FLAG_WIDGET_PATH;
530 }
531 
532 
533 static status_t
534 hda_create_controls_list(hda_multi* multi)
535 {
536 	uint32 index = 0;
537 	hda_audio_group* audioGroup = multi->group;
538 
539 	uint32 parent = hda_create_group_control(multi, &index, 0, S_OUTPUT, NULL);
540 	uint32 parent2;
541 
542 	for (uint32 i = 0; i < audioGroup->widget_count; i++) {
543 		hda_widget& complex = audioGroup->widgets[i];
544 		char name[48];
545 
546 		if (complex.type != WT_PIN_COMPLEX)
547 			continue;
548 		if (!PIN_CAP_IS_OUTPUT(complex.d.pin.capabilities))
549 			continue;
550 		if ((complex.flags & WIDGET_FLAG_OUTPUT_PATH) == 0)
551 			continue;
552 
553 		TRACE("create complex nid %" B_PRIu32 "\n", complex.node_id);
554 		hda_find_multi_custom_string(complex, name, sizeof(name));
555 		parent2 = hda_create_group_control(multi, &index, parent, S_null, name);
556 		bool gain = true, mute = true;
557 
558 		hda_create_control_for_complex(multi, &index, parent2, complex, gain,
559 			mute);
560 	}
561 
562 	for (uint32 i = 0; i < audioGroup->widget_count; i++) {
563 		hda_widget& widget = audioGroup->widgets[i];
564 
565 		if (widget.type != WT_AUDIO_MIXER)
566 			continue;
567 		if ((widget.flags & WIDGET_FLAG_WIDGET_PATH) != 0)
568 			continue;
569 
570 		TRACE("create widget nid %" B_PRIu32 "\n", widget.node_id);
571 
572 		if (AMP_CAP_NUM_STEPS(widget.capabilities.input_amplifier) >= 1) {
573 			for (uint32 j = 0; j < widget.num_inputs; j++) {
574 				hda_widget* complex = hda_audio_group_get_widget(audioGroup,
575 					widget.inputs[j]);
576 				char name[48];
577 				if (complex->type != WT_PIN_COMPLEX)
578 					continue;
579 				if (!PIN_CAP_IS_INPUT(complex->d.pin.capabilities))
580 					continue;
581 				if ((complex->flags & WIDGET_FLAG_OUTPUT_PATH) != 0)
582 					continue;
583 				TRACE("  create widget input nid %" B_PRIu32 "\n",
584 					widget.inputs[j]);
585 				hda_find_multi_custom_string(*complex, name, sizeof(name));
586 				parent2 = hda_create_group_control(multi, &index,
587 					parent, S_null, name);
588 				bool gain = true, mute = true;
589 				hda_create_channel_control(multi, &index, parent2, 0, widget,
590 					true, widget.capabilities.input_amplifier, j, gain, mute);
591 			}
592 		}
593 
594 		widget.flags |= WIDGET_FLAG_WIDGET_PATH;
595 	}
596 
597 	parent = hda_create_group_control(multi, &index, 0, S_INPUT, NULL);
598 
599 	for (uint32 i = 0; i < audioGroup->widget_count; i++) {
600 		hda_widget& widget = audioGroup->widgets[i];
601 
602 		if (widget.type != WT_AUDIO_INPUT)
603 			continue;
604 
605 		uint32 capabilities = widget.capabilities.input_amplifier;
606 		if (AMP_CAP_NUM_STEPS(capabilities) < 1)
607 			continue;
608 
609 		parent2 = hda_create_group_control(multi, &index,
610 			parent, hda_find_multi_string(widget), "Input");
611 		bool gain = true, mute = true;
612 		hda_create_channel_control(multi, &index, parent2, 0,
613 			widget, true, capabilities, 0, gain, mute);
614 
615 		if (widget.num_inputs > 1) {
616 			TRACE("  create mux for nid %" B_PRIu32 "\n", widget.node_id);
617 			hda_create_mux_control(multi, &index, parent2, widget);
618 			continue;
619 		}
620 
621 		hda_widget *mixer = hda_audio_group_get_widget(audioGroup,
622 			widget.inputs[0]);
623 		if (mixer->type != WT_AUDIO_MIXER && mixer->type != WT_AUDIO_SELECTOR)
624 			continue;
625 		TRACE("  create mixer nid %" B_PRIu32 "\n", mixer->node_id);
626 		hda_create_mux_control(multi, &index, parent2, *mixer);
627 	}
628 
629 	multi->control_count = index;
630 	TRACE("multi->control_count %" B_PRIu32 "\n", multi->control_count);
631 	return B_OK;
632 }
633 
634 
635 static status_t
636 list_mix_controls(hda_audio_group* audioGroup, multi_mix_control_info* mmci)
637 {
638 	multi_mix_control *mmc = mmci->controls;
639 	if (mmci->control_count < 24)
640 		return B_ERROR;
641 
642 	if (hda_create_controls_list(audioGroup->multi) < B_OK)
643 		return B_ERROR;
644 	for (uint32 i = 0; i < audioGroup->multi->control_count; i++) {
645 		mmc[i] = audioGroup->multi->controls[i].mix_control;
646 	}
647 
648 	mmci->control_count = audioGroup->multi->control_count;
649 	return B_OK;
650 }
651 
652 
653 static status_t
654 list_mix_connections(hda_audio_group* audioGroup,
655 	multi_mix_connection_info* data)
656 {
657 	data->actual_count = 0;
658 	return B_OK;
659 }
660 
661 
662 static status_t
663 list_mix_channels(hda_audio_group* audioGroup, multi_mix_channel_info *data)
664 {
665 	return B_OK;
666 }
667 
668 
669 static void
670 get_control_gain_mute(hda_audio_group* audioGroup,
671 	hda_multi_mixer_control *control, uint32 *resp)
672 {
673 	uint32 verb[2];
674 	verb[0] = MAKE_VERB(audioGroup->codec->addr,
675 		control->nid,
676 		VID_GET_AMPLIFIER_GAIN_MUTE,
677 		(control->input ? AMP_GET_INPUT : AMP_GET_OUTPUT)
678 		| AMP_GET_LEFT_CHANNEL | AMP_GET_INPUT_INDEX(control->index));
679 	verb[1] = MAKE_VERB(audioGroup->codec->addr,
680 		control->nid,
681 		VID_GET_AMPLIFIER_GAIN_MUTE,
682 		(control->input ? AMP_GET_INPUT : AMP_GET_OUTPUT)
683 		| AMP_GET_RIGHT_CHANNEL | AMP_GET_INPUT_INDEX(control->index));
684 	hda_send_verbs(audioGroup->codec, verb, resp, 2);
685 }
686 
687 
688 static status_t
689 get_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
690 {
691 	int32 id;
692 	hda_multi_mixer_control *control = NULL;
693 	for (int32 i = 0; i < mmvi->item_count; i++) {
694 		id = mmvi->values[i].id - MULTI_CONTROL_FIRSTID;
695 		if (id < 0 || id >= (int32)audioGroup->multi->control_count) {
696 			dprintf("hda: get_mix : invalid control id requested : %" B_PRId32
697 				"\n", id);
698 			continue;
699 		}
700 		control = &audioGroup->multi->controls[id];
701 
702 		if ((control->mix_control.flags
703 				& (B_MULTI_MIX_GAIN | B_MULTI_MIX_ENABLE)) != 0) {
704 			uint32 resp[2];
705 			get_control_gain_mute(audioGroup, control, resp);
706 			if ((control->mix_control.flags & B_MULTI_MIX_ENABLE) != 0) {
707 				mmvi->values[i].enable = (resp[0] & AMP_MUTE) != 0;
708 				TRACE("get_mix: %" B_PRId32 " mute: %d\n", control->nid,
709 					mmvi->values[i].enable);
710 			} else if ((control->mix_control.flags & B_MULTI_MIX_GAIN) != 0) {
711 				uint32 value;
712 				if (control->mix_control.master == MULTI_CONTROL_MASTERID)
713 					value = resp[0] & AMP_GAIN_MASK;
714 				else
715 					value = resp[1] & AMP_GAIN_MASK;
716 				mmvi->values[i].gain = (0.0 + value - AMP_CAP_OFFSET(control->capabilities))
717 						* AMP_CAP_STEP_SIZE(control->capabilities);
718 				TRACE("get_mix: %" B_PRId32 " gain: %f (%" B_PRIu32 ")\n",
719 					control->nid, mmvi->values[i].gain, value);
720 			}
721 
722 		} else if ((control->mix_control.flags & B_MIX_MUX_MIXER) != 0) {
723 			hda_widget* mixer = hda_audio_group_get_widget(audioGroup,
724 				control->nid);
725 			mmvi->values[i].mux = 0;
726 			for (uint32 j = 0; j < mixer->num_inputs; j++) {
727 				uint32 verb = MAKE_VERB(audioGroup->codec->addr,
728 					control->nid, VID_GET_AMPLIFIER_GAIN_MUTE, AMP_GET_INPUT
729 					| AMP_GET_LEFT_CHANNEL | AMP_GET_INPUT_INDEX(j));
730 				uint32 resp;
731 				if (hda_send_verbs(audioGroup->codec, &verb, &resp, 1) == B_OK) {
732 					TRACE("get_mix: %" B_PRId32 " mixer %" B_PRIu32
733 						" is %smute\n", control->nid,
734 						j, (resp & AMP_MUTE) != 0 ? "" : "un");
735 					if ((resp & AMP_MUTE) == 0) {
736 						mmvi->values[i].mux = j;
737 #ifndef TRACE_MULTI_AUDIO
738 						break;
739 #endif
740 					}
741 				}
742 			}
743 			TRACE("get_mix: %" B_PRId32 " mixer: %" B_PRIu32 "\n",
744 				control->nid, mmvi->values[i].mux);
745 		} else if ((control->mix_control.flags & B_MIX_MUX_SELECTOR) != 0) {
746 			uint32 verb = MAKE_VERB(audioGroup->codec->addr, control->nid,
747 				VID_GET_CONNECTION_SELECT, 0);
748 			uint32 resp;
749 			if (hda_send_verbs(audioGroup->codec, &verb, &resp, 1) == B_OK)
750 				mmvi->values[i].mux = resp & 0xff;
751 			TRACE("get_mix: %" B_PRId32 " selector: %" B_PRIu32 "\n",
752 				control->nid, mmvi->values[i].mux);
753 		}
754 	}
755 	return B_OK;
756 }
757 
758 
759 static status_t
760 set_mix(hda_audio_group* audioGroup, multi_mix_value_info * mmvi)
761 {
762 	int32 id;
763 	hda_multi_mixer_control *control = NULL;
764 	for (int32 i = 0; i < mmvi->item_count; i++) {
765 		id = mmvi->values[i].id - MULTI_CONTROL_FIRSTID;
766 		if (id < 0 || id >= (int32)audioGroup->multi->control_count) {
767 			dprintf("set_mix : invalid control id requested : %" B_PRId32 "\n",
768 				id);
769 			continue;
770 		}
771 		control = &audioGroup->multi->controls[id];
772 
773 		if ((control->mix_control.flags & B_MULTI_MIX_ENABLE) != 0) {
774 			control->mute = (mmvi->values[i].enable ? AMP_MUTE : 0);
775 			TRACE("set_mix: %" B_PRId32 " mute: %" B_PRIx32 "\n", control->nid,
776 				control->mute);
777 			uint32 resp[2];
778 			get_control_gain_mute(audioGroup, control, resp);
779 
780 			uint32 verb[2];
781 			verb[0] = MAKE_VERB(audioGroup->codec->addr,
782 				control->nid,
783 				VID_SET_AMPLIFIER_GAIN_MUTE,
784 				(control->input ? AMP_SET_INPUT : AMP_SET_OUTPUT)
785 				| AMP_SET_LEFT_CHANNEL
786 				| AMP_SET_INPUT_INDEX(control->index)
787 				| control->mute
788 				| (resp[0] & AMP_GAIN_MASK));
789 			TRACE("set_mix: sending verb to %" B_PRId32 ": %" B_PRIx32 " %"
790 				B_PRIx32 " %x %lx\n", control->nid,
791 				control->mute, resp[0] & AMP_GAIN_MASK, control->input,
792 				(control->input ? AMP_SET_INPUT : AMP_SET_OUTPUT)
793 				| AMP_SET_LEFT_CHANNEL
794 				| AMP_SET_INPUT_INDEX(control->index)
795 				| control->mute
796 				| (resp[0] & AMP_GAIN_MASK));
797 			verb[1] = MAKE_VERB(audioGroup->codec->addr,
798 				control->nid,
799 				VID_SET_AMPLIFIER_GAIN_MUTE,
800 				(control->input ? AMP_SET_INPUT : AMP_SET_OUTPUT)
801 				| AMP_SET_RIGHT_CHANNEL
802 				| AMP_SET_INPUT_INDEX(control->index)
803 				| control->mute
804 				| (resp[1] & AMP_GAIN_MASK));
805 			TRACE("set_mix: ctrl2 sending verb to %" B_PRId32 ": %" B_PRIx32
806 				" %" B_PRIx32 " %x\n", control->nid, control->mute,
807 				resp[1] & AMP_GAIN_MASK, control->input);
808 			hda_send_verbs(audioGroup->codec, verb, NULL, 2);
809 		} else if ((control->mix_control.flags & B_MULTI_MIX_GAIN) != 0) {
810 			hda_multi_mixer_control *control2 = NULL;
811 			if (i+1<mmvi->item_count) {
812 				id = mmvi->values[i + 1].id - MULTI_CONTROL_FIRSTID;
813 				if (id < 0 || id >= (int32)audioGroup->multi->control_count) {
814 					dprintf("set_mix : invalid control id requested : %"
815 						B_PRId32 "\n", id);
816 				} else {
817 					control2 = &audioGroup->multi->controls[id];
818 					if (control2->mix_control.master != control->mix_control.id)
819 						control2 = NULL;
820 				}
821 			}
822 
823 			if (control->mix_control.master == MULTI_CONTROL_MASTERID) {
824 				control->gain = (uint32)(mmvi->values[i].gain
825 					/ AMP_CAP_STEP_SIZE(control->capabilities)
826 					+ AMP_CAP_OFFSET(control->capabilities));
827 			}
828 
829 			if (control2
830 				&& control2->mix_control.master != MULTI_CONTROL_MASTERID) {
831 				control2->gain = (uint32)(mmvi->values[i+1].gain
832 					/ AMP_CAP_STEP_SIZE(control2->capabilities)
833 					+ AMP_CAP_OFFSET(control2->capabilities));
834 			}
835 			TRACE("set_mix: %" B_PRId32 " gain: %" B_PRIx32 " and %" B_PRId32
836 				" gain: %" B_PRIx32 "\n", control->nid, control->gain,
837 				control2->nid, control2->gain);
838 			uint32 resp[2];
839 			get_control_gain_mute(audioGroup, control, resp);
840 			control->mute = resp[0] & AMP_MUTE;
841 			if (control2)
842 				control2->mute = resp[1] & AMP_MUTE;
843 
844 			uint32 verb[2];
845 			verb[0] = MAKE_VERB(audioGroup->codec->addr,
846 				control->nid,
847 				VID_SET_AMPLIFIER_GAIN_MUTE,
848 				(control->input ? AMP_SET_INPUT : AMP_SET_OUTPUT)
849 				| AMP_SET_LEFT_CHANNEL
850 				| AMP_SET_INPUT_INDEX(control->index)
851 				| (control->mute & AMP_MUTE)
852 				| (control->gain & AMP_GAIN_MASK));
853 			TRACE("set_mix: sending verb to %" B_PRId32 ": %" B_PRIx32 " %"
854 				B_PRIx32 " %x %lx\n", control->nid,
855 				control->mute, control->gain, control->input,
856 				(control->input ? AMP_SET_INPUT : AMP_SET_OUTPUT)
857 				| AMP_SET_LEFT_CHANNEL
858 				| AMP_SET_INPUT_INDEX(control->index)
859 				| (control->mute & AMP_MUTE)
860 				| (control->gain & AMP_GAIN_MASK));
861 			if (control2) {
862 				verb[1] = MAKE_VERB(audioGroup->codec->addr,
863 					control2->nid,
864 					VID_SET_AMPLIFIER_GAIN_MUTE,
865 					(control->input ? AMP_SET_INPUT : AMP_SET_OUTPUT)
866 					| AMP_SET_RIGHT_CHANNEL
867 					| AMP_SET_INPUT_INDEX(control->index)
868 					| (control2->mute & AMP_MUTE)
869 					| (control2->gain & AMP_GAIN_MASK));
870 				TRACE("set_mix: ctrl2 sending verb to %" B_PRId32 ": %"
871 					B_PRIx32 " %" B_PRIx32 " %x\n", control2->nid,
872 					control2->mute, control2->gain, control2->input);
873 			}
874 			hda_send_verbs(audioGroup->codec, verb, NULL, control2 ? 2 : 1);
875 
876 			if (control2)
877 				i++;
878 		} else if ((control->mix_control.flags & B_MIX_MUX_MIXER) != 0) {
879 			TRACE("set_mix: %" B_PRId32 " mixer: %" B_PRIu32 "\n",
880 				control->nid, mmvi->values[i].mux);
881 			hda_widget *mixer = hda_audio_group_get_widget(audioGroup,
882 				control->nid);
883 			uint32 verb[mixer->num_inputs];
884 			for (uint32 j = 0; j < mixer->num_inputs; j++) {
885 				verb[j] = MAKE_VERB(audioGroup->codec->addr,
886 					control->nid, VID_SET_AMPLIFIER_GAIN_MUTE, AMP_SET_INPUT
887 					| AMP_SET_LEFT_CHANNEL | AMP_SET_RIGHT_CHANNEL
888 					| AMP_SET_INPUT_INDEX(j)
889 					| ((mmvi->values[i].mux == j) ? 0 : AMP_MUTE));
890 				TRACE("set_mix: %" B_PRId32 " mixer %smuting %" B_PRIu32 " (%"
891 					B_PRIu32 ")\n", control->nid,
892 					(mmvi->values[i].mux == j) ? "un" : "", j, verb[j]);
893 			}
894 			if (hda_send_verbs(audioGroup->codec, verb, NULL, mixer->num_inputs)
895 				!= B_OK)
896 				dprintf("hda: Setting mixer %" B_PRId32 " failed on widget %"
897 					B_PRIu32 "!\n", mmvi->values[i].mux, control->nid);
898 		} else if ((control->mix_control.flags & B_MIX_MUX_SELECTOR) != 0) {
899 			uint32 verb = MAKE_VERB(audioGroup->codec->addr, control->nid,
900 				VID_SET_CONNECTION_SELECT, mmvi->values[i].mux);
901 			if (hda_send_verbs(audioGroup->codec, &verb, NULL, 1) != B_OK) {
902 				dprintf("hda: Setting output selector %" B_PRId32 " failed on "
903 					"widget %" B_PRIu32 "!\n", mmvi->values[i].mux,
904 					control->nid);
905 			}
906 			TRACE("set_mix: %" B_PRId32 " selector: %" B_PRIu32 "\n",
907 				control->nid, mmvi->values[i].mux);
908 		}
909 	}
910 	return B_OK;
911 }
912 
913 
914 static uint32
915 default_buffer_length_for_rate(uint32 rate)
916 {
917 	// keep the latency about the same as 2048 frames per buffer at 44100 Hz
918 	switch (rate) {
919 	case B_SR_8000:
920 		return 512;
921 	case B_SR_11025:
922 		return 512;
923 	case B_SR_16000:
924 		return 1024;
925 	case B_SR_22050:
926 		return 1024;
927 	case B_SR_32000:
928 		return 2048;
929 	case B_SR_44100:
930 		return 2048;
931 	case B_SR_48000:
932 		return 2048;
933 	case B_SR_88200:
934 		return 4096;
935 	case B_SR_96000:
936 		return 6144;
937 	case B_SR_176400:
938 		return 8192;
939 	case B_SR_192000:
940 		return 10240;
941 	case B_SR_384000:
942 		return 16384;
943 	}
944 	return 2048;
945 };
946 
947 
948 static status_t
949 get_buffers(hda_audio_group* audioGroup, multi_buffer_list* data)
950 {
951 	if (requested_settings.play_buffer_frames != 0)
952 		data->request_playback_buffer_size = requested_settings.play_buffer_frames;
953 
954 	if (requested_settings.play_buffer_count != 0)
955 		data->request_playback_buffers = requested_settings.play_buffer_count;
956 
957 	if (requested_settings.record_buffer_frames != 0)
958 		data->request_record_buffer_size = requested_settings.record_buffer_frames;
959 
960 	if (requested_settings.record_buffer_count != 0)
961 		data->request_record_buffers = requested_settings.record_buffer_count;
962 
963 	TRACE("playback: %" B_PRId32 " buffers, %" B_PRId32 " channels, %" B_PRIu32
964 		" samples\n", data->request_playback_buffers,
965 		data->request_playback_channels, data->request_playback_buffer_size);
966 	TRACE("record: %" B_PRId32 " buffers, %" B_PRId32 " channels, %" B_PRIu32
967 		" samples\n", data->request_record_buffers,
968 		data->request_record_channels, data->request_record_buffer_size);
969 
970 	/* Determine what buffers we return given the request */
971 
972 	data->return_playback_buffers = data->request_playback_buffers;
973 	data->return_playback_channels = data->request_playback_channels;
974 	data->return_playback_buffer_size = data->request_playback_buffer_size;
975 	data->return_record_buffers = data->request_record_buffers;
976 	data->return_record_channels = data->request_record_channels;
977 	data->return_record_buffer_size = data->request_record_buffer_size;
978 
979 	/* Workaround for Haiku multi_audio API, since it prefers to let the
980 	   driver pick values, while the BeOS multi_audio actually gives the
981 	   user's defaults. */
982 	if (data->return_playback_buffers > STREAM_MAX_BUFFERS
983 		|| data->return_playback_buffers < STREAM_MIN_BUFFERS)
984 		data->return_playback_buffers = STREAM_MIN_BUFFERS;
985 
986 	if (data->return_record_buffers > STREAM_MAX_BUFFERS
987 		|| data->return_record_buffers < STREAM_MIN_BUFFERS)
988 		data->return_record_buffers = STREAM_MIN_BUFFERS;
989 
990 	if (data->return_playback_buffer_size == 0
991 		&& audioGroup->playback_stream != NULL) {
992 		data->return_playback_buffer_size = default_buffer_length_for_rate(
993 			audioGroup->playback_stream->sample_rate);
994 	}
995 
996 	if (data->return_record_buffer_size == 0
997 		&& audioGroup->record_stream != NULL) {
998 		data->return_record_buffer_size = default_buffer_length_for_rate(
999 				audioGroup->record_stream->sample_rate);
1000 	}
1001 
1002 	/* ... from here on, we can assume again that a reasonable request is
1003 	   being made */
1004 
1005 	data->flags = B_MULTI_BUFFER_PLAYBACK | B_MULTI_BUFFER_RECORD;
1006 
1007 	/* Copy the settings into the streams */
1008 
1009 	if (audioGroup->playback_stream != NULL) {
1010 		audioGroup->playback_stream->num_buffers = data->return_playback_buffers;
1011 		audioGroup->playback_stream->num_channels = data->return_playback_channels;
1012 		audioGroup->playback_stream->buffer_length
1013 			= data->return_playback_buffer_size;
1014 
1015 		status_t status = hda_stream_setup_buffers(audioGroup,
1016 			audioGroup->playback_stream, "Playback");
1017 		if (status != B_OK) {
1018 			dprintf("hda: Error setting up playback buffers: %s\n",
1019 				strerror(status));
1020 			return status;
1021 		}
1022 	}
1023 
1024 	if (audioGroup->record_stream != NULL) {
1025 		audioGroup->record_stream->num_buffers = data->return_record_buffers;
1026 		audioGroup->record_stream->num_channels = data->return_record_channels;
1027 		audioGroup->record_stream->buffer_length
1028 			= data->return_record_buffer_size;
1029 
1030 		status_t status = hda_stream_setup_buffers(audioGroup,
1031 			audioGroup->record_stream, "Recording");
1032 		if (status != B_OK) {
1033 			dprintf("hda: Error setting up recording buffers: %s\n",
1034 				strerror(status));
1035 			return status;
1036 		}
1037 	}
1038 
1039 	/* Setup data structure for multi_audio API... */
1040 
1041 	if (audioGroup->playback_stream != NULL) {
1042 		uint32 playbackSampleSize = audioGroup->playback_stream->sample_size;
1043 
1044 		for (int32 i = 0; i < data->return_playback_buffers; i++) {
1045 			struct buffer_desc descs[data->return_playback_channels];
1046 			for (int32 channelIndex = 0;
1047 					channelIndex < data->return_playback_channels; channelIndex++) {
1048 				descs[channelIndex].base = (char*)audioGroup->playback_stream->buffers[i]
1049 					+ playbackSampleSize * channelIndex;
1050 				descs[channelIndex].stride = playbackSampleSize
1051 					* data->return_playback_channels;
1052 			}
1053 			if (!IS_USER_ADDRESS(data->playback_buffers[i])
1054 				|| user_memcpy(data->playback_buffers[i], descs, sizeof(descs))
1055 				< B_OK) {
1056 				return B_BAD_ADDRESS;
1057 			}
1058 		}
1059 	}
1060 
1061 	if (audioGroup->record_stream != NULL) {
1062 		uint32 recordSampleSize = audioGroup->record_stream->sample_size;
1063 
1064 		for (int32 i = 0; i < data->return_record_buffers; i++) {
1065 			struct buffer_desc descs[data->return_record_channels];
1066 			for (int32 channelIndex = 0;
1067 					channelIndex < data->return_record_channels; channelIndex++) {
1068 				descs[channelIndex].base = (char*)audioGroup->record_stream->buffers[i]
1069 					+ recordSampleSize * channelIndex;
1070 				descs[channelIndex].stride = recordSampleSize
1071 					* data->return_record_channels;
1072 			}
1073 			if (!IS_USER_ADDRESS(data->record_buffers[i])
1074 				|| user_memcpy(data->record_buffers[i], descs, sizeof(descs))
1075 				< B_OK) {
1076 				return B_BAD_ADDRESS;
1077 			}
1078 		}
1079 	}
1080 
1081 	return B_OK;
1082 }
1083 
1084 
1085 /*! playback_buffer_cycle is the buffer we want to have played */
1086 static status_t
1087 buffer_exchange(hda_audio_group* audioGroup, multi_buffer_info* data)
1088 {
1089 	cpu_status status;
1090 	status_t err;
1091 	multi_buffer_info buffer_info;
1092 
1093 	if (audioGroup->playback_stream == NULL)
1094 		return B_ERROR;
1095 
1096 	if (!audioGroup->playback_stream->running) {
1097 		hda_stream_start(audioGroup->codec->controller,
1098 			audioGroup->playback_stream);
1099 	}
1100 	if (audioGroup->record_stream && !audioGroup->record_stream->running) {
1101 		hda_stream_start(audioGroup->codec->controller,
1102 			audioGroup->record_stream);
1103 	}
1104 
1105 #ifdef __HAIKU__
1106 	if (user_memcpy(&buffer_info, data, sizeof(buffer_info)) < B_OK)
1107 		return B_BAD_ADDRESS;
1108 #else
1109 	memcpy(&buffer_info, data, sizeof(buffer_info));
1110 #endif
1111 
1112 	/* do playback */
1113 	err = acquire_sem_etc(audioGroup->codec->controller->buffer_ready_sem,
1114 		1, B_CAN_INTERRUPT, 0);
1115 	if (err != B_OK) {
1116 		ERROR("%s: Error waiting for playback buffer to finish (%s)!\n", __func__,
1117 			strerror(err));
1118 		return err;
1119 	}
1120 
1121 	status = disable_interrupts();
1122 	acquire_spinlock(&audioGroup->playback_stream->lock);
1123 
1124 	buffer_info.playback_buffer_cycle
1125 		= (audioGroup->playback_stream->buffer_cycle)
1126 			% audioGroup->playback_stream->num_buffers;
1127 	buffer_info.played_real_time = audioGroup->playback_stream->real_time;
1128 	buffer_info.played_frames_count = audioGroup->playback_stream->frames_count;
1129 
1130 	release_spinlock(&audioGroup->playback_stream->lock);
1131 
1132 	if (audioGroup->record_stream) {
1133 		acquire_spinlock(&audioGroup->record_stream->lock);
1134 		buffer_info.record_buffer_cycle
1135 			= (audioGroup->record_stream->buffer_cycle - 1)
1136 				% audioGroup->record_stream->num_buffers;
1137 		buffer_info.recorded_real_time = audioGroup->record_stream->real_time;
1138 		buffer_info.recorded_frames_count
1139 			= audioGroup->record_stream->frames_count;
1140 		release_spinlock(&audioGroup->record_stream->lock);
1141 	}
1142 
1143 	restore_interrupts(status);
1144 
1145 #ifdef __HAIKU__
1146 	if (user_memcpy(data, &buffer_info, sizeof(buffer_info)) < B_OK)
1147 		return B_BAD_ADDRESS;
1148 #else
1149 	memcpy(data, &buffer_info, sizeof(buffer_info));
1150 #endif
1151 
1152 #if 0
1153 	static int debugBuffersExchanged = 0;
1154 
1155 	debugBuffersExchanged++;
1156 	if ((debugBuffersExchanged % 100) == 1 && debugBuffersExchanged < 1111)
1157 		dprintf("%s: %d buffers processed\n", __func__, debugBuffersExchanged);
1158 #endif
1159 	return B_OK;
1160 }
1161 
1162 
1163 static status_t
1164 buffer_force_stop(hda_audio_group* audioGroup)
1165 {
1166 	if (audioGroup->playback_stream != NULL) {
1167 		hda_stream_stop(audioGroup->codec->controller,
1168 			audioGroup->playback_stream);
1169 	}
1170 	if (audioGroup->record_stream != NULL) {
1171 		hda_stream_stop(audioGroup->codec->controller,
1172 			audioGroup->record_stream);
1173 	}
1174 
1175 	return B_OK;
1176 }
1177 
1178 
1179 #define cookie_type hda_audio_group
1180 #include "../generic/multi.c"
1181 
1182 
1183 status_t
1184 multi_audio_control(void* cookie, uint32 op, void* arg, size_t len)
1185 {
1186 	hda_codec* codec = (hda_codec*)cookie;
1187 	hda_audio_group* audioGroup;
1188 
1189 	/* FIXME: We should simply pass the audioGroup into here... */
1190 	if (!codec || codec->num_audio_groups == 0)
1191 		return ENODEV;
1192 
1193 	audioGroup = codec->audio_groups[0];
1194 
1195 	return multi_audio_control_generic(audioGroup, op, arg, len);
1196 }
1197