1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * Universal Interface for Intel High Definition Audio Codec
27 #define codec_in_pm(codec)		snd_hdac_is_in_pm(&codec->core)  argument
28 #define hda_codec_is_power_on(codec)	snd_hdac_is_power_on(&codec->core)  argument
29 #define codec_has_epss(codec) \  argument
30 	((codec)->core.power_caps & AC_PWRST_EPSS)
31 #define codec_has_clkstop(codec) \  argument
32 	((codec)->core.power_caps & AC_PWRST_CLKSTOP)
35  * Send and receive a verb - passed to exec_verb override for hdac_device
40 	struct hda_codec *codec = container_of(dev, struct hda_codec, core);  in codec_exec_verb()  local
41 	struct hda_bus *bus = codec->bus;  in codec_exec_verb()
44 	if (cmd == ~0)  in codec_exec_verb()
45 		return -1;  in codec_exec_verb()
48 	snd_hda_power_up_pm(codec);  in codec_exec_verb()
49 	mutex_lock(&bus->core.cmd_mutex);  in codec_exec_verb()
51 		bus->no_response_fallback = 1;  in codec_exec_verb()
52 	err = snd_hdac_bus_exec_verb_unlocked(&bus->core, codec->core.addr,  in codec_exec_verb()
54 	bus->no_response_fallback = 0;  in codec_exec_verb()
55 	mutex_unlock(&bus->core.cmd_mutex);  in codec_exec_verb()
56 	snd_hda_power_down_pm(codec);  in codec_exec_verb()
57 	if (!codec_in_pm(codec) && res && err == -EAGAIN) {  in codec_exec_verb()
58 		if (bus->response_reset) {  in codec_exec_verb()
59 			codec_dbg(codec,  in codec_exec_verb()
65 	/* clear reset-flag when the communication gets recovered */  in codec_exec_verb()
66 	if (!err || codec_in_pm(codec))  in codec_exec_verb()
67 		bus->response_reset = 0;  in codec_exec_verb()
72  * snd_hda_sequence_write - sequence writes
73  * @codec: the HDA codec
77  * The array must be terminated with NID=0.
79 void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)  in snd_hda_sequence_write()  argument
81 	for (; seq->nid; seq++)  in snd_hda_sequence_write()
82 		snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);  in snd_hda_sequence_write()
96 lookup_conn_list(struct hda_codec *codec, hda_nid_t nid)  in lookup_conn_list()  argument
99 	list_for_each_entry(p, &codec->conn_list, list) {  in lookup_conn_list()
100 		if (p->nid == nid)  in lookup_conn_list()
106 static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len,  in add_conn_list()  argument
113 		return -ENOMEM;  in add_conn_list()
114 	p->len = len;  in add_conn_list()
115 	p->nid = nid;  in add_conn_list()
116 	memcpy(p->conns, list, len * sizeof(hda_nid_t));  in add_conn_list()
117 	list_add(&p->list, &codec->conn_list);  in add_conn_list()
118 	return 0;  in add_conn_list()
121 static void remove_conn_list(struct hda_codec *codec)  in remove_conn_list()  argument
123 	while (!list_empty(&codec->conn_list)) {  in remove_conn_list()
125 		p = list_first_entry(&codec->conn_list, typeof(*p), list);  in remove_conn_list()
126 		list_del(&p->list);  in remove_conn_list()
132 static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid)  in read_and_add_raw_conns()  argument
138 	len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(list));  in read_and_add_raw_conns()
139 	if (len == -ENOSPC) {  in read_and_add_raw_conns()
140 		len = snd_hda_get_num_raw_conns(codec, nid);  in read_and_add_raw_conns()
143 			return -ENOMEM;  in read_and_add_raw_conns()
144 		len = snd_hda_get_raw_connections(codec, nid, result, len);  in read_and_add_raw_conns()
146 	if (len >= 0)  in read_and_add_raw_conns()
147 		len = snd_hda_override_conn_list(codec, nid, len, result);  in read_and_add_raw_conns()
154  * snd_hda_get_conn_list - get connection list
155  * @codec: the HDA codec
168 int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_get_conn_list()  argument
177 		/* if the connection-list is already cached, read it */  in snd_hda_get_conn_list()
178 		p = lookup_conn_list(codec, nid);  in snd_hda_get_conn_list()
181 				*listp = p->conns;  in snd_hda_get_conn_list()
182 			return p->len;  in snd_hda_get_conn_list()
185 			return -EINVAL;  in snd_hda_get_conn_list()
187 		err = read_and_add_raw_conns(codec, nid);  in snd_hda_get_conn_list()
188 		if (err < 0)  in snd_hda_get_conn_list()
196  * snd_hda_get_connections - copy connection list
197  * @codec: the HDA codec
207 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_get_connections()  argument
211 	int len = snd_hda_get_conn_list(codec, nid, &list);  in snd_hda_get_connections()
213 	if (len > 0 && conn_list) {  in snd_hda_get_connections()
215 			codec_err(codec, "Too many connections %d for NID 0x%x\n",  in snd_hda_get_connections()
217 			return -EINVAL;  in snd_hda_get_connections()
227  * snd_hda_override_conn_list - add/modify the connection-list to cache
228  * @codec: the HDA codec
233  * Add or modify the given connection-list to the cache.  If the corresponding
238 int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len,  in snd_hda_override_conn_list()  argument
243 	p = lookup_conn_list(codec, nid);  in snd_hda_override_conn_list()
245 		list_del(&p->list);  in snd_hda_override_conn_list()
249 	return add_conn_list(codec, nid, len, list);  in snd_hda_override_conn_list()
254  * snd_hda_get_conn_index - get the connection index of the given NID
255  * @codec: the HDA codec
258  * @recursive: 1 when searching NID recursively, otherwise 0
262  * Otherwise it returns -1.
264 int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux,  in snd_hda_get_conn_index()  argument
270 	nums = snd_hda_get_conn_list(codec, mux, &conn);  in snd_hda_get_conn_index()
271 	for (i = 0; i < nums; i++)  in snd_hda_get_conn_index()
275 		return -1;  in snd_hda_get_conn_index()
277 		codec_dbg(codec, "too deep connection for 0x%x\n", nid);  in snd_hda_get_conn_index()
278 		return -1;  in snd_hda_get_conn_index()
281 	for (i = 0; i < nums; i++) {  in snd_hda_get_conn_index()
282 		unsigned int type = get_wcaps_type(get_wcaps(codec, conn[i]));  in snd_hda_get_conn_index()
285 		if (snd_hda_get_conn_index(codec, conn[i], nid, recursive) >= 0)  in snd_hda_get_conn_index()
288 	return -1;  in snd_hda_get_conn_index()
293  * snd_hda_get_num_devices - get DEVLIST_LEN parameter of the given widget
294  *  @codec: the HDA codec
300 unsigned int snd_hda_get_num_devices(struct hda_codec *codec, hda_nid_t nid)  in snd_hda_get_num_devices()  argument
302 	unsigned int wcaps = get_wcaps(codec, nid);  in snd_hda_get_num_devices()
305 	if (!codec->dp_mst || !(wcaps & AC_WCAP_DIGITAL) ||  in snd_hda_get_num_devices()
307 		return 0;  in snd_hda_get_num_devices()
309 	parm = snd_hdac_read_parm_uncached(&codec->core, nid, AC_PAR_DEVLIST_LEN);  in snd_hda_get_num_devices()
310 	if (parm == -1)  in snd_hda_get_num_devices()
311 		parm = 0;  in snd_hda_get_num_devices()
317  * snd_hda_get_devices - copy device list without cache
318  * @codec: the HDA codec
326 int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_get_devices()  argument
332 	parm = snd_hda_get_num_devices(codec, nid);  in snd_hda_get_devices()
333 	if (!parm)	/* not multi-stream capable */  in snd_hda_get_devices()
334 		return 0;  in snd_hda_get_devices()
339 	devices = 0;  in snd_hda_get_devices()
341 		if (snd_hdac_read(&codec->core, nid,  in snd_hda_get_devices()
345 		for (i = 0; i < 8; i++) {  in snd_hda_get_devices()
357  * snd_hda_get_dev_select - get device entry select on the pin
358  * @codec: the HDA codec
362  * id selected on the pin. Return 0 means the first device entry
365 int snd_hda_get_dev_select(struct hda_codec *codec, hda_nid_t nid)  in snd_hda_get_dev_select()  argument
367 	/* not support dp_mst will always return 0, using first dev_entry */  in snd_hda_get_dev_select()
368 	if (!codec->dp_mst)  in snd_hda_get_dev_select()
369 		return 0;  in snd_hda_get_dev_select()
371 	return snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_DEVICE_SEL, 0);  in snd_hda_get_dev_select()
376  * snd_hda_set_dev_select - set device entry select on the pin
377  * @codec: the HDA codec
383 int snd_hda_set_dev_select(struct hda_codec *codec, hda_nid_t nid, int dev_id)  in snd_hda_set_dev_select()  argument
387 	/* not support dp_mst will always return 0, using first dev_entry */  in snd_hda_set_dev_select()
388 	if (!codec->dp_mst)  in snd_hda_set_dev_select()
389 		return 0;  in snd_hda_set_dev_select()
391 	/* AC_PAR_DEVLIST_LEN is 0 based. */  in snd_hda_set_dev_select()
392 	num_devices = snd_hda_get_num_devices(codec, nid) + 1;  in snd_hda_set_dev_select()
393 	/* If Device List Length is 0 (num_device = 1),  in snd_hda_set_dev_select()
398 		return 0;  in snd_hda_set_dev_select()
404 		return -EINVAL;  in snd_hda_set_dev_select()
406 	ret = snd_hda_codec_write(codec, nid, 0,  in snd_hda_set_dev_select()
416 static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)  in read_widget_caps()  argument
421 	codec->wcaps = kmalloc_array(codec->core.num_nodes, 4, GFP_KERNEL);  in read_widget_caps()
422 	if (!codec->wcaps)  in read_widget_caps()
423 		return -ENOMEM;  in read_widget_caps()
424 	nid = codec->core.start_nid;  in read_widget_caps()
425 	for (i = 0; i < codec->core.num_nodes; i++, nid++)  in read_widget_caps()
426 		codec->wcaps[i] = snd_hdac_read_parm_uncached(&codec->core,  in read_widget_caps()
428 	return 0;  in read_widget_caps()
431 /* read all pin default configurations and save codec->init_pins */
432 static int read_pin_defaults(struct hda_codec *codec)  in read_pin_defaults()  argument
436 	for_each_hda_codec_node(nid, codec) {  in read_pin_defaults()
438 		unsigned int wcaps = get_wcaps(codec, nid);  in read_pin_defaults()
442 		pin = snd_array_new(&codec->init_pins);  in read_pin_defaults()
444 			return -ENOMEM;  in read_pin_defaults()
445 		pin->nid = nid;  in read_pin_defaults()
446 		pin->cfg = snd_hda_codec_read(codec, nid, 0,  in read_pin_defaults()
447 					      AC_VERB_GET_CONFIG_DEFAULT, 0);  in read_pin_defaults()
450 		 * fixme: if any codec is different, need fix here  in read_pin_defaults()
452 		pin->ctrl = snd_hda_codec_read(codec, nid, 0,  in read_pin_defaults()
454 					       0);  in read_pin_defaults()
456 	return 0;  in read_pin_defaults()
460 static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec,  in look_up_pincfg()  argument
468 		if (pin->nid == nid)  in look_up_pincfg()
477 int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,  in snd_hda_add_pincfg()  argument
487 	if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)  in snd_hda_add_pincfg()
488 		return -EINVAL;  in snd_hda_add_pincfg()
491 	pin = look_up_pincfg(codec, list, nid);  in snd_hda_add_pincfg()
495 			return -ENOMEM;  in snd_hda_add_pincfg()
496 		pin->nid = nid;  in snd_hda_add_pincfg()
498 	pin->cfg = cfg;  in snd_hda_add_pincfg()
499 	return 0;  in snd_hda_add_pincfg()
503  * snd_hda_codec_set_pincfg - Override a pin default configuration
504  * @codec: the HDA codec
512 int snd_hda_codec_set_pincfg(struct hda_codec *codec,  in snd_hda_codec_set_pincfg()  argument
515 	return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg);  in snd_hda_codec_set_pincfg()
520  * snd_hda_codec_get_pincfg - Obtain a pin-default configuration
521  * @codec: the HDA codec
528 unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid)  in snd_hda_codec_get_pincfg()  argument
534 		unsigned int cfg = 0;  in snd_hda_codec_get_pincfg()
535 		mutex_lock(&codec->user_mutex);  in snd_hda_codec_get_pincfg()
536 		pin = look_up_pincfg(codec, &codec->user_pins, nid);  in snd_hda_codec_get_pincfg()
538 			cfg = pin->cfg;  in snd_hda_codec_get_pincfg()
539 		mutex_unlock(&codec->user_mutex);  in snd_hda_codec_get_pincfg()
544 	pin = look_up_pincfg(codec, &codec->driver_pins, nid);  in snd_hda_codec_get_pincfg()
546 		return pin->cfg;  in snd_hda_codec_get_pincfg()
547 	pin = look_up_pincfg(codec, &codec->init_pins, nid);  in snd_hda_codec_get_pincfg()
549 		return pin->cfg;  in snd_hda_codec_get_pincfg()
550 	return 0;  in snd_hda_codec_get_pincfg()
555  * snd_hda_codec_set_pin_target - remember the current pinctl target value
556  * @codec: the HDA codec
564 int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_codec_set_pin_target()  argument
569 	pin = look_up_pincfg(codec, &codec->init_pins, nid);  in snd_hda_codec_set_pin_target()
571 		return -EINVAL;  in snd_hda_codec_set_pin_target()
572 	pin->target = val;  in snd_hda_codec_set_pin_target()
573 	return 0;  in snd_hda_codec_set_pin_target()
578  * snd_hda_codec_get_pin_target - return the current pinctl target value
579  * @codec: the HDA codec
582 int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid)  in snd_hda_codec_get_pin_target()  argument
586 	pin = look_up_pincfg(codec, &codec->init_pins, nid);  in snd_hda_codec_get_pin_target()
588 		return 0;  in snd_hda_codec_get_pin_target()
589 	return pin->target;  in snd_hda_codec_get_pin_target()
594  * snd_hda_shutup_pins - Shut up all pins
595  * @codec: the HDA codec
600 void snd_hda_shutup_pins(struct hda_codec *codec)  in snd_hda_shutup_pins()  argument
608 	if (codec->bus->shutdown)  in snd_hda_shutup_pins()
610 	snd_array_for_each(&codec->init_pins, i, pin) {  in snd_hda_shutup_pins()
612 		snd_hda_codec_read(codec, pin->nid, 0,  in snd_hda_shutup_pins()
613 				   AC_VERB_SET_PIN_WIDGET_CONTROL, 0);  in snd_hda_shutup_pins()
615 	codec->pins_shutup = 1;  in snd_hda_shutup_pins()
621 static void restore_shutup_pins(struct hda_codec *codec)  in restore_shutup_pins()  argument
626 	if (!codec->pins_shutup)  in restore_shutup_pins()
628 	if (codec->bus->shutdown)  in restore_shutup_pins()
630 	snd_array_for_each(&codec->init_pins, i, pin) {  in restore_shutup_pins()
631 		snd_hda_codec_write(codec, pin->nid, 0,  in restore_shutup_pins()
633 				    pin->ctrl);  in restore_shutup_pins()
635 	codec->pins_shutup = 0;  in restore_shutup_pins()
641 	struct hda_codec *codec =  in hda_jackpoll_work()  local
644 	/* for non-polling trigger: we need nothing if already powered on */  in hda_jackpoll_work()
645 	if (!codec->jackpoll_interval && snd_hdac_is_power_on(&codec->core))  in hda_jackpoll_work()
648 	/* the power-up/down sequence triggers the runtime resume */  in hda_jackpoll_work()
649 	snd_hda_power_up_pm(codec);  in hda_jackpoll_work()
651 	if (codec->jackpoll_interval) {  in hda_jackpoll_work()
652 		snd_hda_jack_set_dirty_all(codec);  in hda_jackpoll_work()
653 		snd_hda_jack_poll_all(codec);  in hda_jackpoll_work()
655 	snd_hda_power_down_pm(codec);  in hda_jackpoll_work()
657 	if (!codec->jackpoll_interval)  in hda_jackpoll_work()
660 	schedule_delayed_work(&codec->jackpoll_work,  in hda_jackpoll_work()
661 			      codec->jackpoll_interval);  in hda_jackpoll_work()
665 static void free_init_pincfgs(struct hda_codec *codec)  in free_init_pincfgs()  argument
667 	snd_array_free(&codec->driver_pins);  in free_init_pincfgs()
669 	snd_array_free(&codec->user_pins);  in free_init_pincfgs()
671 	snd_array_free(&codec->init_pins);  in free_init_pincfgs()
675  * audio-converter setup caches
688 get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid)  in get_hda_cvt_setup()  argument
693 	snd_array_for_each(&codec->cvt_setups, i, p) {  in get_hda_cvt_setup()
694 		if (p->nid == nid)  in get_hda_cvt_setup()
697 	p = snd_array_new(&codec->cvt_setups);  in get_hda_cvt_setup()
699 		p->nid = nid;  in get_hda_cvt_setup()
710 	if (pcm->pcm)  in release_pcm()
711 		snd_device_free(pcm->codec->card, pcm->pcm);  in release_pcm()
712 	clear_bit(pcm->device, pcm->codec->bus->pcm_dev_bits);  in release_pcm()
713 	kfree(pcm->name);  in release_pcm()
719 	kref_put(&pcm->kref, release_pcm);  in snd_hda_codec_pcm_put()
723 struct hda_pcm *snd_hda_codec_pcm_new(struct hda_codec *codec,  in snd_hda_codec_pcm_new()  argument
733 	pcm->codec = codec;  in snd_hda_codec_pcm_new()
734 	kref_init(&pcm->kref);  in snd_hda_codec_pcm_new()
736 	pcm->name = kvasprintf(GFP_KERNEL, fmt, args);  in snd_hda_codec_pcm_new()
738 	if (!pcm->name) {  in snd_hda_codec_pcm_new()
743 	list_add_tail(&pcm->list, &codec->pcm_list_head);  in snd_hda_codec_pcm_new()
749  * codec destructor
751 static void codec_release_pcms(struct hda_codec *codec)  in codec_release_pcms()  argument
755 	list_for_each_entry_safe(pcm, n, &codec->pcm_list_head, list) {  in codec_release_pcms()
756 		list_del_init(&pcm->list);  in codec_release_pcms()
757 		if (pcm->pcm)  in codec_release_pcms()
758 			snd_device_disconnect(codec->card, pcm->pcm);  in codec_release_pcms()
763 void snd_hda_codec_cleanup_for_unbind(struct hda_codec *codec)  in snd_hda_codec_cleanup_for_unbind()  argument
765 	if (codec->registered) {  in snd_hda_codec_cleanup_for_unbind()
767 		pm_runtime_get_noresume(hda_codec_dev(codec));  in snd_hda_codec_cleanup_for_unbind()
768 		pm_runtime_disable(hda_codec_dev(codec));  in snd_hda_codec_cleanup_for_unbind()
769 		codec->registered = 0;  in snd_hda_codec_cleanup_for_unbind()
772 	cancel_delayed_work_sync(&codec->jackpoll_work);  in snd_hda_codec_cleanup_for_unbind()
773 	if (!codec->in_freeing)  in snd_hda_codec_cleanup_for_unbind()
774 		snd_hda_ctls_clear(codec);  in snd_hda_codec_cleanup_for_unbind()
775 	codec_release_pcms(codec);  in snd_hda_codec_cleanup_for_unbind()
776 	snd_hda_detach_beep_device(codec);  in snd_hda_codec_cleanup_for_unbind()
777 	memset(&codec->patch_ops, 0, sizeof(codec->patch_ops));  in snd_hda_codec_cleanup_for_unbind()
778 	snd_hda_jack_tbl_clear(codec);  in snd_hda_codec_cleanup_for_unbind()
779 	codec->proc_widget_hook = NULL;  in snd_hda_codec_cleanup_for_unbind()
780 	codec->spec = NULL;  in snd_hda_codec_cleanup_for_unbind()
783 	snd_array_free(&codec->driver_pins);  in snd_hda_codec_cleanup_for_unbind()
784 	snd_array_free(&codec->cvt_setups);  in snd_hda_codec_cleanup_for_unbind()
785 	snd_array_free(&codec->spdif_out);  in snd_hda_codec_cleanup_for_unbind()
786 	snd_array_free(&codec->verbs);  in snd_hda_codec_cleanup_for_unbind()
787 	codec->follower_dig_outs = NULL;  in snd_hda_codec_cleanup_for_unbind()
788 	codec->spdif_status_reset = 0;  in snd_hda_codec_cleanup_for_unbind()
789 	snd_array_free(&codec->mixers);  in snd_hda_codec_cleanup_for_unbind()
790 	snd_array_free(&codec->nids);  in snd_hda_codec_cleanup_for_unbind()
791 	remove_conn_list(codec);  in snd_hda_codec_cleanup_for_unbind()
792 	snd_hdac_regmap_exit(&codec->core);  in snd_hda_codec_cleanup_for_unbind()
793 	codec->configured = 0;  in snd_hda_codec_cleanup_for_unbind()
797 static unsigned int hda_set_power_state(struct hda_codec *codec,
800 /* enable/disable display power per codec */
801 static void codec_display_power(struct hda_codec *codec, bool enable)  in codec_display_power()  argument
803 	if (codec->display_power_control)  in codec_display_power()
804 		snd_hdac_display_power(&codec->bus->core, codec->addr, enable);  in codec_display_power()
808 void snd_hda_codec_register(struct hda_codec *codec)  in snd_hda_codec_register()  argument
810 	if (codec->registered)  in snd_hda_codec_register()
812 	if (device_is_registered(hda_codec_dev(codec))) {  in snd_hda_codec_register()
813 		codec_display_power(codec, true);  in snd_hda_codec_register()
814 		pm_runtime_enable(hda_codec_dev(codec));  in snd_hda_codec_register()
816 		snd_hda_power_down(codec);  in snd_hda_codec_register()
817 		codec->registered = 1;  in snd_hda_codec_register()
823 	snd_hda_codec_register(device->device_data);  in snd_hda_codec_dev_register()
824 	return 0;  in snd_hda_codec_dev_register()
829 	struct hda_codec *codec = device->device_data;  in snd_hda_codec_dev_free()  local
831 	codec->in_freeing = 1;  in snd_hda_codec_dev_free()
837 	if (codec->core.type == HDA_DEV_LEGACY)  in snd_hda_codec_dev_free()
838 		snd_hdac_device_unregister(&codec->core);  in snd_hda_codec_dev_free()
839 	codec_display_power(codec, false);  in snd_hda_codec_dev_free()
842 	 * In the case of ASoC HD-audio bus, the device refcount is released in  in snd_hda_codec_dev_free()
845 	if (codec->core.type == HDA_DEV_LEGACY)  in snd_hda_codec_dev_free()
846 		put_device(hda_codec_dev(codec));  in snd_hda_codec_dev_free()
848 	return 0;  in snd_hda_codec_dev_free()
853 	struct hda_codec *codec = dev_to_hda_codec(dev);  in snd_hda_codec_dev_release()  local
855 	free_init_pincfgs(codec);  in snd_hda_codec_dev_release()
856 	snd_hdac_device_exit(&codec->core);  in snd_hda_codec_dev_release()
857 	snd_hda_sysfs_clear(codec);  in snd_hda_codec_dev_release()
858 	kfree(codec->modelname);  in snd_hda_codec_dev_release()
859 	kfree(codec->wcaps);  in snd_hda_codec_dev_release()
862 	 * In the case of ASoC HD-audio, hda_codec is device managed.  in snd_hda_codec_dev_release()
865 	if (codec->core.type == HDA_DEV_LEGACY)  in snd_hda_codec_dev_release()
866 		kfree(codec);  in snd_hda_codec_dev_release()
875 	struct hda_codec *codec;  in snd_hda_codec_device_init()  local
878 	dev_dbg(card->dev, "%s: entry\n", __func__);  in snd_hda_codec_device_init()
881 		return -EINVAL;  in snd_hda_codec_device_init()
883 		return -EINVAL;  in snd_hda_codec_device_init()
885 	codec = kzalloc(sizeof(*codec), GFP_KERNEL);  in snd_hda_codec_device_init()
886 	if (!codec)  in snd_hda_codec_device_init()
887 		return -ENOMEM;  in snd_hda_codec_device_init()
889 	sprintf(name, "hdaudioC%dD%d", card->number, codec_addr);  in snd_hda_codec_device_init()
890 	err = snd_hdac_device_init(&codec->core, &bus->core, name, codec_addr);  in snd_hda_codec_device_init()
891 	if (err < 0) {  in snd_hda_codec_device_init()
892 		kfree(codec);  in snd_hda_codec_device_init()
896 	codec->core.type = HDA_DEV_LEGACY;  in snd_hda_codec_device_init()
897 	*codecp = codec;  in snd_hda_codec_device_init()
903  * snd_hda_codec_new - create a HDA codec
905  * @card: card for this codec
906  * @codec_addr: the codec address
907  * @codecp: the pointer to store the generated codec
909  * Returns 0 if successful, or a negative error code.
917 	if (ret < 0)  in snd_hda_codec_new()
925 			unsigned int codec_addr, struct hda_codec *codec)  in snd_hda_codec_device_new()  argument
935 	dev_dbg(card->dev, "%s: entry\n", __func__);  in snd_hda_codec_device_new()
938 		return -EINVAL;  in snd_hda_codec_device_new()
940 		return -EINVAL;  in snd_hda_codec_device_new()
942 	codec->core.dev.release = snd_hda_codec_dev_release;  in snd_hda_codec_device_new()
943 	codec->core.exec_verb = codec_exec_verb;  in snd_hda_codec_device_new()
945 	codec->bus = bus;  in snd_hda_codec_device_new()
946 	codec->card = card;  in snd_hda_codec_device_new()
947 	codec->addr = codec_addr;  in snd_hda_codec_device_new()
948 	mutex_init(&codec->spdif_mutex);  in snd_hda_codec_device_new()
949 	mutex_init(&codec->control_mutex);  in snd_hda_codec_device_new()
950 	snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32);  in snd_hda_codec_device_new()
951 	snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32);  in snd_hda_codec_device_new()
952 	snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16);  in snd_hda_codec_device_new()
953 	snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16);  in snd_hda_codec_device_new()
954 	snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8);  in snd_hda_codec_device_new()
955 	snd_array_init(&codec->spdif_out, sizeof(struct hda_spdif_out), 16);  in snd_hda_codec_device_new()
956 	snd_array_init(&codec->jacktbl, sizeof(struct hda_jack_tbl), 16);  in snd_hda_codec_device_new()
957 	snd_array_init(&codec->verbs, sizeof(struct hda_verb *), 8);  in snd_hda_codec_device_new()
958 	INIT_LIST_HEAD(&codec->conn_list);  in snd_hda_codec_device_new()
959 	INIT_LIST_HEAD(&codec->pcm_list_head);  in snd_hda_codec_device_new()
961 	INIT_DELAYED_WORK(&codec->jackpoll_work, hda_jackpoll_work);  in snd_hda_codec_device_new()
962 	codec->depop_delay = -1;  in snd_hda_codec_device_new()
963 	codec->fixup_id = HDA_FIXUP_ID_NOT_SET;  in snd_hda_codec_device_new()
966 	codec->power_jiffies = jiffies;  in snd_hda_codec_device_new()
969 	snd_hda_sysfs_init(codec);  in snd_hda_codec_device_new()
971 	if (codec->bus->modelname) {  in snd_hda_codec_device_new()
972 		codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);  in snd_hda_codec_device_new()
973 		if (!codec->modelname) {  in snd_hda_codec_device_new()
974 			err = -ENOMEM;  in snd_hda_codec_device_new()
979 	fg = codec->core.afg ? codec->core.afg : codec->core.mfg;  in snd_hda_codec_device_new()
980 	err = read_widget_caps(codec, fg);  in snd_hda_codec_device_new()
981 	if (err < 0)  in snd_hda_codec_device_new()
983 	err = read_pin_defaults(codec);  in snd_hda_codec_device_new()
984 	if (err < 0)  in snd_hda_codec_device_new()
987 	/* power-up all before initialization */  in snd_hda_codec_device_new()
988 	hda_set_power_state(codec, AC_PWRST_D0);  in snd_hda_codec_device_new()
989 	codec->core.dev.power.power_state = PMSG_ON;  in snd_hda_codec_device_new()
991 	snd_hda_codec_proc_new(codec);  in snd_hda_codec_device_new()
993 	snd_hda_create_hwdep(codec);  in snd_hda_codec_device_new()
995 	sprintf(component, "HDA:%08x,%08x,%08x", codec->core.vendor_id,  in snd_hda_codec_device_new()
996 		codec->core.subsystem_id, codec->core.revision_id);  in snd_hda_codec_device_new()
999 	err = snd_device_new(card, SNDRV_DEV_CODEC, codec, &dev_ops);  in snd_hda_codec_device_new()
1000 	if (err < 0)  in snd_hda_codec_device_new()
1003 	/* PM runtime needs to be enabled later after binding codec */  in snd_hda_codec_device_new()
1004 	pm_runtime_forbid(&codec->core.dev);  in snd_hda_codec_device_new()
1006 	return 0;  in snd_hda_codec_device_new()
1009 	put_device(hda_codec_dev(codec));  in snd_hda_codec_device_new()
1015  * snd_hda_codec_update_widgets - Refresh widget caps and pin defaults
1016  * @codec: the HDA codec
1019  * the given codec.
1021 int snd_hda_codec_update_widgets(struct hda_codec *codec)  in snd_hda_codec_update_widgets()  argument
1026 	err = snd_hdac_refresh_widgets(&codec->core);  in snd_hda_codec_update_widgets()
1027 	if (err < 0)  in snd_hda_codec_update_widgets()
1033 	kfree(codec->wcaps);  in snd_hda_codec_update_widgets()
1034 	fg = codec->core.afg ? codec->core.afg : codec->core.mfg;  in snd_hda_codec_update_widgets()
1035 	err = read_widget_caps(codec, fg);  in snd_hda_codec_update_widgets()
1036 	if (err < 0)  in snd_hda_codec_update_widgets()
1039 	snd_array_free(&codec->init_pins);  in snd_hda_codec_update_widgets()
1040 	err = read_pin_defaults(codec);  in snd_hda_codec_update_widgets()
1046 /* update the stream-id if changed */
1047 static void update_pcm_stream_id(struct hda_codec *codec,  in update_pcm_stream_id()  argument
1053 	if (p->stream_tag != stream_tag || p->channel_id != channel_id) {  in update_pcm_stream_id()
1054 		oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);  in update_pcm_stream_id()
1057 			snd_hda_codec_write(codec, nid, 0,  in update_pcm_stream_id()
1060 		p->stream_tag = stream_tag;  in update_pcm_stream_id()
1061 		p->channel_id = channel_id;  in update_pcm_stream_id()
1065 /* update the format-id if changed */
1066 static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p,  in update_pcm_format()  argument
1071 	if (p->format_id != format) {  in update_pcm_format()
1072 		oldval = snd_hda_codec_read(codec, nid, 0,  in update_pcm_format()
1073 					    AC_VERB_GET_STREAM_FORMAT, 0);  in update_pcm_format()
1076 			snd_hda_codec_write(codec, nid, 0,  in update_pcm_format()
1080 		p->format_id = format;  in update_pcm_format()
1085  * snd_hda_codec_setup_stream - set up the codec for streaming
1086  * @codec: the CODEC to set up
1088  * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
1092 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_codec_setup_stream()  argument
1104 	codec_dbg(codec,  in snd_hda_codec_setup_stream()
1105 		  "hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",  in snd_hda_codec_setup_stream()
1107 	p = get_hda_cvt_setup(codec, nid);  in snd_hda_codec_setup_stream()
1111 	if (codec->patch_ops.stream_pm)  in snd_hda_codec_setup_stream()
1112 		codec->patch_ops.stream_pm(codec, nid, true);  in snd_hda_codec_setup_stream()
1113 	if (codec->pcm_format_first)  in snd_hda_codec_setup_stream()
1114 		update_pcm_format(codec, p, nid, format);  in snd_hda_codec_setup_stream()
1115 	update_pcm_stream_id(codec, p, nid, stream_tag, channel_id);  in snd_hda_codec_setup_stream()
1116 	if (!codec->pcm_format_first)  in snd_hda_codec_setup_stream()
1117 		update_pcm_format(codec, p, nid, format);  in snd_hda_codec_setup_stream()
1119 	p->active = 1;  in snd_hda_codec_setup_stream()
1120 	p->dirty = 0;  in snd_hda_codec_setup_stream()
1122 	/* make other inactive cvts with the same stream-tag dirty */  in snd_hda_codec_setup_stream()
1123 	type = get_wcaps_type(get_wcaps(codec, nid));  in snd_hda_codec_setup_stream()
1124 	list_for_each_codec(c, codec->bus) {  in snd_hda_codec_setup_stream()
1125 		snd_array_for_each(&c->cvt_setups, i, p) {  in snd_hda_codec_setup_stream()
1126 			if (!p->active && p->stream_tag == stream_tag &&  in snd_hda_codec_setup_stream()
1127 			    get_wcaps_type(get_wcaps(c, p->nid)) == type)  in snd_hda_codec_setup_stream()
1128 				p->dirty = 1;  in snd_hda_codec_setup_stream()
1134 static void really_cleanup_stream(struct hda_codec *codec,
1138  * __snd_hda_codec_cleanup_stream - clean up the codec for closing
1139  * @codec: the CODEC to clean up
1143 void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid,  in __snd_hda_codec_cleanup_stream()  argument
1151 	if (codec->no_sticky_stream)  in __snd_hda_codec_cleanup_stream()
1154 	codec_dbg(codec, "hda_codec_cleanup_stream: NID=0x%x\n", nid);  in __snd_hda_codec_cleanup_stream()
1155 	p = get_hda_cvt_setup(codec, nid);  in __snd_hda_codec_cleanup_stream()
1158 		 * actual clean-ups will be done later in  in __snd_hda_codec_cleanup_stream()
1162 			really_cleanup_stream(codec, p);  in __snd_hda_codec_cleanup_stream()
1164 			p->active = 0;  in __snd_hda_codec_cleanup_stream()
1169 static void really_cleanup_stream(struct hda_codec *codec,  in really_cleanup_stream()  argument
1172 	hda_nid_t nid = q->nid;  in really_cleanup_stream()
1173 	if (q->stream_tag || q->channel_id)  in really_cleanup_stream()
1174 		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);  in really_cleanup_stream()
1175 	if (q->format_id)  in really_cleanup_stream()
1176 		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0  in really_cleanup_stream()
1178 	memset(q, 0, sizeof(*q));  in really_cleanup_stream()
1179 	q->nid = nid;  in really_cleanup_stream()
1180 	if (codec->patch_ops.stream_pm)  in really_cleanup_stream()
1181 		codec->patch_ops.stream_pm(codec, nid, false);  in really_cleanup_stream()
1185 static void purify_inactive_streams(struct hda_codec *codec)  in purify_inactive_streams()  argument
1191 	list_for_each_codec(c, codec->bus) {  in purify_inactive_streams()
1192 		snd_array_for_each(&c->cvt_setups, i, p) {  in purify_inactive_streams()
1193 			if (p->dirty)  in purify_inactive_streams()
1201 static void hda_cleanup_all_streams(struct hda_codec *codec)  in hda_cleanup_all_streams()  argument
1206 	snd_array_for_each(&codec->cvt_setups, i, p) {  in hda_cleanup_all_streams()
1207 		if (p->stream_tag)  in hda_cleanup_all_streams()
1208 			really_cleanup_stream(codec, p);  in hda_cleanup_all_streams()
1218  * query_amp_caps - query AMP capabilities
1219  * @codec: the HD-auio codec
1229 u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)  in query_amp_caps()  argument
1231 	if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))  in query_amp_caps()
1232 		nid = codec->core.afg;  in query_amp_caps()
1233 	return snd_hda_param_read(codec, nid,  in query_amp_caps()
1240  * snd_hda_check_amp_caps - query AMP capabilities
1241  * @codec: the HD-audio codec
1248 bool snd_hda_check_amp_caps(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_check_amp_caps()  argument
1253 	if (get_wcaps(codec, nid) & (1 << (dir + 1)))  in snd_hda_check_amp_caps()
1254 		if (query_amp_caps(codec, nid, dir) & bits)  in snd_hda_check_amp_caps()
1261  * snd_hda_override_amp_caps - Override the AMP capabilities
1262  * @codec: the CODEC to clean up
1269  * e.g. limit to 0dB, etc.
1273 int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,  in snd_hda_override_amp_caps()  argument
1278 	snd_hda_override_wcaps(codec, nid,  in snd_hda_override_amp_caps()
1279 			       get_wcaps(codec, nid) | AC_WCAP_AMP_OVRD);  in snd_hda_override_amp_caps()
1281 	return snd_hdac_override_parm(&codec->core, nid, parm, caps);  in snd_hda_override_amp_caps()
1285 static unsigned int encode_amp(struct hda_codec *codec, hda_nid_t nid,  in encode_amp()  argument
1291 	if ((query_amp_caps(codec, nid, dir) &  in encode_amp()
1298  * snd_hda_codec_amp_update - update the AMP mono value
1299  * @codec: HD-audio codec
1301  * @ch: channel to update (0 or 1)
1309 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_codec_amp_update()  argument
1312 	unsigned int cmd = encode_amp(codec, nid, ch, dir, idx);  in snd_hda_codec_amp_update()
1314 	return snd_hdac_regmap_update_raw(&codec->core, cmd, mask, val);  in snd_hda_codec_amp_update()
1319  * snd_hda_codec_amp_stereo - update the AMP stereo values
1320  * @codec: HD-audio codec
1330 int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_codec_amp_stereo()  argument
1333 	int ch, ret = 0;  in snd_hda_codec_amp_stereo()
1335 	if (snd_BUG_ON(mask & ~0xff))  in snd_hda_codec_amp_stereo()
1336 		mask &= 0xff;  in snd_hda_codec_amp_stereo()
1337 	for (ch = 0; ch < 2; ch++)  in snd_hda_codec_amp_stereo()
1338 		ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,  in snd_hda_codec_amp_stereo()
1345  * snd_hda_codec_amp_init - initialize the AMP value
1346  * @codec: the HDA codec
1348  * @ch: channel (left=0 or right=1)
1358 int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch,  in snd_hda_codec_amp_init()  argument
1361 	unsigned int cmd = encode_amp(codec, nid, ch, dir, idx);  in snd_hda_codec_amp_init()
1363 	if (!codec->core.regmap)  in snd_hda_codec_amp_init()
1364 		return -EINVAL;  in snd_hda_codec_amp_init()
1365 	return snd_hdac_regmap_update_raw_once(&codec->core, cmd, mask, val);  in snd_hda_codec_amp_init()
1370  * snd_hda_codec_amp_init_stereo - initialize the stereo AMP value
1371  * @codec: the HDA codec
1380 int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_codec_amp_init_stereo()  argument
1383 	int ch, ret = 0;  in snd_hda_codec_amp_init_stereo()
1385 	if (snd_BUG_ON(mask & ~0xff))  in snd_hda_codec_amp_init_stereo()
1386 		mask &= 0xff;  in snd_hda_codec_amp_init_stereo()
1387 	for (ch = 0; ch < 2; ch++)  in snd_hda_codec_amp_init_stereo()
1388 		ret |= snd_hda_codec_amp_init(codec, nid, ch, dir,  in snd_hda_codec_amp_init_stereo()
1394 static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir,  in get_amp_max_value()  argument
1397 	u32 caps = query_amp_caps(codec, nid, dir);  in get_amp_max_value()
1401 		caps -= ofs;  in get_amp_max_value()
1406  * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer
1416 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_mixer_amp_volume_info()  local
1422 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;  in snd_hda_mixer_amp_volume_info()
1423 	uinfo->count = chs == 3 ? 2 : 1;  in snd_hda_mixer_amp_volume_info()
1424 	uinfo->value.integer.min = 0;  in snd_hda_mixer_amp_volume_info()
1425 	uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs);  in snd_hda_mixer_amp_volume_info()
1426 	if (!uinfo->value.integer.max) {  in snd_hda_mixer_amp_volume_info()
1427 		codec_warn(codec,  in snd_hda_mixer_amp_volume_info()
1428 			   "num_steps = 0 for NID=0x%x (ctl = %s)\n",  in snd_hda_mixer_amp_volume_info()
1429 			   nid, kcontrol->id.name);  in snd_hda_mixer_amp_volume_info()
1430 		return -EINVAL;  in snd_hda_mixer_amp_volume_info()
1432 	return 0;  in snd_hda_mixer_amp_volume_info()
1438 read_amp_value(struct hda_codec *codec, hda_nid_t nid,  in read_amp_value()  argument
1442 	val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx);  in read_amp_value()
1445 		val -= ofs;  in read_amp_value()
1447 		val = 0;  in read_amp_value()
1452 update_amp_value(struct hda_codec *codec, hda_nid_t nid,  in update_amp_value()  argument
1458 	if (val > 0)  in update_amp_value()
1460 	/* ofs = 0: raw max value */  in update_amp_value()
1461 	maxval = get_amp_max_value(codec, nid, dir, 0);  in update_amp_value()
1464 	return snd_hda_codec_amp_update(codec, nid, ch, dir, idx,  in update_amp_value()
1469  * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume
1479 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_mixer_amp_volume_get()  local
1485 	long *valp = ucontrol->value.integer.value;  in snd_hda_mixer_amp_volume_get()
1488 		*valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs);  in snd_hda_mixer_amp_volume_get()
1490 		*valp = read_amp_value(codec, nid, 1, dir, idx, ofs);  in snd_hda_mixer_amp_volume_get()
1491 	return 0;  in snd_hda_mixer_amp_volume_get()
1496  * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume
1506 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_mixer_amp_volume_put()  local
1512 	long *valp = ucontrol->value.integer.value;  in snd_hda_mixer_amp_volume_put()
1513 	int change = 0;  in snd_hda_mixer_amp_volume_put()
1516 		change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp);  in snd_hda_mixer_amp_volume_put()
1520 		change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp);  in snd_hda_mixer_amp_volume_put()
1528 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in get_ctl_amp_tlv()  local
1535 	caps = query_amp_caps(codec, nid, dir);  in get_ctl_amp_tlv()
1538 	val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);  in get_ctl_amp_tlv()
1550  * snd_hda_mixer_amp_tlv - TLV callback for a standard AMP mixer volume
1565 		return -ENOMEM;  in snd_hda_mixer_amp_tlv()
1568 		return -EFAULT;  in snd_hda_mixer_amp_tlv()
1569 	return 0;  in snd_hda_mixer_amp_tlv()
1574  * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control
1575  * @codec: HD-audio codec
1582  * The volume range is recalculated as if the max volume is 0dB.
1584 void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,  in snd_hda_set_vmaster_tlv()  argument
1590 	caps = query_amp_caps(codec, nid, dir);  in snd_hda_set_vmaster_tlv()
1596 	tlv[SNDRV_CTL_TLVO_DB_SCALE_MIN] = -nums * step;  in snd_hda_set_vmaster_tlv()
1603 find_mixer_ctl(struct hda_codec *codec, const char *name, int dev, int idx)  in find_mixer_ctl()  argument
1606 	memset(&id, 0, sizeof(id));  in find_mixer_ctl()
1613 	return snd_ctl_find_id(codec->card, &id);  in find_mixer_ctl()
1617  * snd_hda_find_mixer_ctl - Find a mixer control element with the given name
1618  * @codec: HD-audio codec
1623 struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,  in snd_hda_find_mixer_ctl()  argument
1626 	return find_mixer_ctl(codec, name, 0, 0);  in snd_hda_find_mixer_ctl()
1630 static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name,  in find_empty_mixer_ctl_idx()  argument
1635 	for (i = 0, idx = start_idx; i < 16; i++, idx++) {  in find_empty_mixer_ctl_idx()
1636 		if (!find_mixer_ctl(codec, name, 0, idx))  in find_empty_mixer_ctl_idx()
1639 	return -EBUSY;  in find_empty_mixer_ctl_idx()
1643  * snd_hda_ctl_add - Add a control element and assign to the codec
1644  * @codec: HD-audio codec
1648  * Add the given control element to an array inside the codec instance.
1649  * All control elements belonging to a codec are supposed to be added
1650  * by this function so that a proper clean-up works at the free or
1653  * If non-zero @nid is passed, the NID is assigned to the control element.
1654  * The assignment is shown in the codec proc file.
1659  * specifies if kctl->private_value is a HDA amplifier value.
1661 int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,  in snd_hda_ctl_add()  argument
1665 	unsigned short flags = 0;  in snd_hda_ctl_add()
1668 	if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) {  in snd_hda_ctl_add()
1670 		if (nid == 0)  in snd_hda_ctl_add()
1671 			nid = get_amp_nid_(kctl->private_value);  in snd_hda_ctl_add()
1673 	if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0)  in snd_hda_ctl_add()
1674 		nid = kctl->id.subdevice & 0xffff;  in snd_hda_ctl_add()
1675 	if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG))  in snd_hda_ctl_add()
1676 		kctl->id.subdevice = 0;  in snd_hda_ctl_add()
1677 	err = snd_ctl_add(codec->card, kctl);  in snd_hda_ctl_add()
1678 	if (err < 0)  in snd_hda_ctl_add()
1680 	item = snd_array_new(&codec->mixers);  in snd_hda_ctl_add()
1682 		return -ENOMEM;  in snd_hda_ctl_add()
1683 	item->kctl = kctl;  in snd_hda_ctl_add()
1684 	item->nid = nid;  in snd_hda_ctl_add()
1685 	item->flags = flags;  in snd_hda_ctl_add()
1686 	return 0;  in snd_hda_ctl_add()
1691  * snd_hda_add_nid - Assign a NID to a control element
1692  * @codec: HD-audio codec
1697  * Add the given control element to an array inside the codec instance.
1699  * NID:KCTL mapping - for example "Capture Source" selector.
1701 int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,  in snd_hda_add_nid()  argument
1706 	if (nid > 0) {  in snd_hda_add_nid()
1707 		item = snd_array_new(&codec->nids);  in snd_hda_add_nid()
1709 			return -ENOMEM;  in snd_hda_add_nid()
1710 		item->kctl = kctl;  in snd_hda_add_nid()
1711 		item->index = index;  in snd_hda_add_nid()
1712 		item->nid = nid;  in snd_hda_add_nid()
1713 		return 0;  in snd_hda_add_nid()
1715 	codec_err(codec, "no NID for mapping control %s:%d:%d\n",  in snd_hda_add_nid()
1716 		  kctl->id.name, kctl->id.index, index);  in snd_hda_add_nid()
1717 	return -EINVAL;  in snd_hda_add_nid()
1722  * snd_hda_ctls_clear - Clear all controls assigned to the given codec
1723  * @codec: HD-audio codec
1725 void snd_hda_ctls_clear(struct hda_codec *codec)  in snd_hda_ctls_clear()  argument
1728 	struct hda_nid_item *items = codec->mixers.list;  in snd_hda_ctls_clear()
1730 	down_write(&codec->card->controls_rwsem);  in snd_hda_ctls_clear()
1731 	for (i = 0; i < codec->mixers.used; i++)  in snd_hda_ctls_clear()
1732 		snd_ctl_remove(codec->card, items[i].kctl);  in snd_hda_ctls_clear()
1733 	up_write(&codec->card->controls_rwsem);  in snd_hda_ctls_clear()
1734 	snd_array_free(&codec->mixers);  in snd_hda_ctls_clear()
1735 	snd_array_free(&codec->nids);  in snd_hda_ctls_clear()
1739  * snd_hda_lock_devices - pseudo device locking
1742  * toggle card->shutdown to allow/disallow the device access (as a hack)
1746 	struct snd_card *card = bus->card;  in snd_hda_lock_devices()
1747 	struct hda_codec *codec;  in snd_hda_lock_devices()  local
1749 	spin_lock(&card->files_lock);  in snd_hda_lock_devices()
1750 	if (card->shutdown)  in snd_hda_lock_devices()
1752 	card->shutdown = 1;  in snd_hda_lock_devices()
1753 	if (!list_empty(&card->ctl_files))  in snd_hda_lock_devices()
1756 	list_for_each_codec(codec, bus) {  in snd_hda_lock_devices()
1758 		list_for_each_entry(cpcm, &codec->pcm_list_head, list) {  in snd_hda_lock_devices()
1759 			if (!cpcm->pcm)  in snd_hda_lock_devices()
1761 			if (cpcm->pcm->streams[0].substream_opened ||  in snd_hda_lock_devices()
1762 			    cpcm->pcm->streams[1].substream_opened)  in snd_hda_lock_devices()
1766 	spin_unlock(&card->files_lock);  in snd_hda_lock_devices()
1767 	return 0;  in snd_hda_lock_devices()
1770 	card->shutdown = 0;  in snd_hda_lock_devices()
1772 	spin_unlock(&card->files_lock);  in snd_hda_lock_devices()
1773 	return -EINVAL;  in snd_hda_lock_devices()
1778  * snd_hda_unlock_devices - pseudo device unlocking
1783 	struct snd_card *card = bus->card;  in snd_hda_unlock_devices()
1785 	spin_lock(&card->files_lock);  in snd_hda_unlock_devices()
1786 	card->shutdown = 0;  in snd_hda_unlock_devices()
1787 	spin_unlock(&card->files_lock);  in snd_hda_unlock_devices()
1792  * snd_hda_codec_reset - Clear all objects assigned to the codec
1793  * @codec: HD-audio codec
1795  * This frees the all PCM and control elements assigned to the codec, and
1798  * When a device is being used, it returns -EBSY.  If successfully freed,
1801 int snd_hda_codec_reset(struct hda_codec *codec)  in snd_hda_codec_reset()  argument
1803 	struct hda_bus *bus = codec->bus;  in snd_hda_codec_reset()
1805 	if (snd_hda_lock_devices(bus) < 0)  in snd_hda_codec_reset()
1806 		return -EBUSY;  in snd_hda_codec_reset()
1809 	device_release_driver(hda_codec_dev(codec));  in snd_hda_codec_reset()
1813 	return 0;  in snd_hda_codec_reset()
1819 static int map_followers(struct hda_codec *codec, const char * const *followers,  in map_followers()  argument
1826 	items = codec->mixers.list;  in map_followers()
1827 	for (i = 0; i < codec->mixers.used; i++) {  in map_followers()
1829 		if (!sctl || sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER)  in map_followers()
1832 			char tmpname[sizeof(sctl->id.name)];  in map_followers()
1839 			if (!strcmp(sctl->id.name, name)) {  in map_followers()
1840 				err = func(codec, data, sctl);  in map_followers()
1847 	return 0;  in map_followers()
1850 static int check_follower_present(struct hda_codec *codec,  in check_follower_present()  argument
1856 /* call kctl->put with the given value(s) */
1862 		return -ENOMEM;  in put_kctl_with_value()
1863 	ucontrol->value.integer.value[0] = val;  in put_kctl_with_value()
1864 	ucontrol->value.integer.value[1] = val;  in put_kctl_with_value()
1865 	kctl->put(kctl, ucontrol);  in put_kctl_with_value()
1867 	return 0;  in put_kctl_with_value()
1871 	struct hda_codec *codec;  member
1875 /* initialize the follower volume with 0dB via snd_ctl_apply_vmaster_followers() */
1886 	if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {  in init_follower_0dB()
1887 		if (kctl->tlv.c != snd_hda_mixer_amp_tlv) {  in init_follower_0dB()
1888 			codec_err(arg->codec,  in init_follower_0dB()
1890 				  kctl->id.name, kctl->id.index);  in init_follower_0dB()
1891 			return 0; /* ignore */  in init_follower_0dB()
1895 	} else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ)  in init_follower_0dB()
1896 		tlv = kctl->tlv.p;  in init_follower_0dB()
1899 		return 0;  in init_follower_0dB()
1904 		return 0;  in init_follower_0dB()
1905 	if (arg->step && arg->step != step) {  in init_follower_0dB()
1906 		codec_err(arg->codec,  in init_follower_0dB()
1908 			  arg->step, step);  in init_follower_0dB()
1909 		return 0;  in init_follower_0dB()
1912 	arg->step = step;  in init_follower_0dB()
1913 	val = -tlv[SNDRV_CTL_TLVO_DB_SCALE_MIN] / step;  in init_follower_0dB()
1914 	if (val > 0) {  in init_follower_0dB()
1919 	return 0;  in init_follower_0dB()
1930 static int add_follower(struct hda_codec *codec,  in add_follower()  argument
1937  * __snd_hda_add_vmaster - create a virtual master control and add followers
1938  * @codec: HD-audio codec
1943  * @init_follower_vol: initialize followers to unmute/0dB
1949  * @followers is a NULL-terminated array of strings, each of which is a
1955 int __snd_hda_add_vmaster(struct hda_codec *codec, char *name,  in __snd_hda_add_vmaster()  argument
1966 	err = map_followers(codec, followers, suffix, check_follower_present, NULL);  in __snd_hda_add_vmaster()
1968 		codec_dbg(codec, "No follower found for %s\n", name);  in __snd_hda_add_vmaster()
1969 		return 0;  in __snd_hda_add_vmaster()
1973 		return -ENOMEM;  in __snd_hda_add_vmaster()
1974 	err = snd_hda_ctl_add(codec, 0, kctl);  in __snd_hda_add_vmaster()
1975 	if (err < 0)  in __snd_hda_add_vmaster()
1978 	err = map_followers(codec, followers, suffix, add_follower, kctl);  in __snd_hda_add_vmaster()
1979 	if (err < 0)  in __snd_hda_add_vmaster()
1983 	put_kctl_with_value(kctl, 0);  in __snd_hda_add_vmaster()
1986 			.codec = codec,  in __snd_hda_add_vmaster()
1987 			.step = 0,  in __snd_hda_add_vmaster()
1996 	return 0;  in __snd_hda_add_vmaster()
2001  * mute-LED control using vmaster
2017 	ucontrol->value.enumerated.item[0] = hook->mute_mode;  in vmaster_mute_mode_get()
2018 	return 0;  in vmaster_mute_mode_get()
2025 	unsigned int old_mode = hook->mute_mode;  in vmaster_mute_mode_put()
2027 	hook->mute_mode = ucontrol->value.enumerated.item[0];  in vmaster_mute_mode_put()
2028 	if (hook->mute_mode > HDA_VMUTE_FOLLOW_MASTER)  in vmaster_mute_mode_put()
2029 		hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER;  in vmaster_mute_mode_put()
2030 	if (old_mode == hook->mute_mode)  in vmaster_mute_mode_put()
2031 		return 0;  in vmaster_mute_mode_put()
2038 	.name = "Mute-LED Mode",
2049 	if (hook->mute_mode != HDA_VMUTE_FOLLOW_MASTER)  in vmaster_hook()
2050 		enabled = hook->mute_mode;  in vmaster_hook()
2051 	hook->hook(hook->codec, enabled);  in vmaster_hook()
2055  * snd_hda_add_vmaster_hook - Add a vmaster hook for mute-LED
2056  * @codec: the HDA codec
2060  * Add a mute-LED hook with the given vmaster switch kctl.
2061  * When @expose_enum_ctl is set, "Mute-LED Mode" control is automatically
2064 int snd_hda_add_vmaster_hook(struct hda_codec *codec,  in snd_hda_add_vmaster_hook()  argument
2070 	if (!hook->hook || !hook->sw_kctl)  in snd_hda_add_vmaster_hook()
2071 		return 0;  in snd_hda_add_vmaster_hook()
2072 	hook->codec = codec;  in snd_hda_add_vmaster_hook()
2073 	hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER;  in snd_hda_add_vmaster_hook()
2074 	snd_ctl_add_vmaster_hook(hook->sw_kctl, vmaster_hook, hook);  in snd_hda_add_vmaster_hook()
2076 		return 0;  in snd_hda_add_vmaster_hook()
2079 		return -ENOMEM;  in snd_hda_add_vmaster_hook()
2080 	return snd_hda_ctl_add(codec, 0, kctl);  in snd_hda_add_vmaster_hook()
2085  * snd_hda_sync_vmaster_hook - Sync vmaster hook
2093 	if (!hook->hook || !hook->codec)  in snd_hda_sync_vmaster_hook()
2098 	if (hook->codec->bus->shutdown)  in snd_hda_sync_vmaster_hook()
2100 	snd_ctl_sync_vmaster_hook(hook->sw_kctl);  in snd_hda_sync_vmaster_hook()
2106  * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch
2118 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;  in snd_hda_mixer_amp_switch_info()
2119 	uinfo->count = chs == 3 ? 2 : 1;  in snd_hda_mixer_amp_switch_info()
2120 	uinfo->value.integer.min = 0;  in snd_hda_mixer_amp_switch_info()
2121 	uinfo->value.integer.max = 1;  in snd_hda_mixer_amp_switch_info()
2122 	return 0;  in snd_hda_mixer_amp_switch_info()
2127  * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch
2137 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_mixer_amp_switch_get()  local
2142 	long *valp = ucontrol->value.integer.value;  in snd_hda_mixer_amp_switch_get()
2145 		*valp++ = (snd_hda_codec_amp_read(codec, nid, 0, dir, idx) &  in snd_hda_mixer_amp_switch_get()
2146 			   HDA_AMP_MUTE) ? 0 : 1;  in snd_hda_mixer_amp_switch_get()
2148 		*valp = (snd_hda_codec_amp_read(codec, nid, 1, dir, idx) &  in snd_hda_mixer_amp_switch_get()
2149 			 HDA_AMP_MUTE) ? 0 : 1;  in snd_hda_mixer_amp_switch_get()
2150 	return 0;  in snd_hda_mixer_amp_switch_get()
2155  * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch
2165 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_mixer_amp_switch_put()  local
2170 	long *valp = ucontrol->value.integer.value;  in snd_hda_mixer_amp_switch_put()
2171 	int change = 0;  in snd_hda_mixer_amp_switch_put()
2174 		change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,  in snd_hda_mixer_amp_switch_put()
2176 						  *valp ? 0 : HDA_AMP_MUTE);  in snd_hda_mixer_amp_switch_put()
2180 		change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,  in snd_hda_mixer_amp_switch_put()
2182 						   *valp ? 0 : HDA_AMP_MUTE);  in snd_hda_mixer_amp_switch_put()
2183 	hda_call_check_power_status(codec, nid);  in snd_hda_mixer_amp_switch_put()
2195 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;  in snd_hda_spdif_mask_info()
2196 	uinfo->count = 1;  in snd_hda_spdif_mask_info()
2197 	return 0;  in snd_hda_spdif_mask_info()
2203 	ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |  in snd_hda_spdif_cmask_get()
2207 	ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY |  in snd_hda_spdif_cmask_get()
2209 	return 0;  in snd_hda_spdif_cmask_get()
2215 	ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL |  in snd_hda_spdif_pmask_get()
2218 	return 0;  in snd_hda_spdif_pmask_get()
2224 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_default_get()  local
2225 	int idx = kcontrol->private_value;  in snd_hda_spdif_default_get()
2228 	if (WARN_ON(codec->spdif_out.used <= idx))  in snd_hda_spdif_default_get()
2229 		return -EINVAL;  in snd_hda_spdif_default_get()
2230 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_default_get()
2231 	spdif = snd_array_elem(&codec->spdif_out, idx);  in snd_hda_spdif_default_get()
2232 	ucontrol->value.iec958.status[0] = spdif->status & 0xff;  in snd_hda_spdif_default_get()
2233 	ucontrol->value.iec958.status[1] = (spdif->status >> 8) & 0xff;  in snd_hda_spdif_default_get()
2234 	ucontrol->value.iec958.status[2] = (spdif->status >> 16) & 0xff;  in snd_hda_spdif_default_get()
2235 	ucontrol->value.iec958.status[3] = (spdif->status >> 24) & 0xff;  in snd_hda_spdif_default_get()
2236 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_default_get()
2238 	return 0;  in snd_hda_spdif_default_get()
2242  * bit 0 (DigEn) is always set zero (to be filled later)
2246 	unsigned short val = 0;  in convert_from_spdif_status()
2273 	unsigned int sbits = 0;  in convert_to_spdif_status()
2289 		sbits |= val & (0x7f << 8);  in convert_to_spdif_status()
2295 static void set_dig_out(struct hda_codec *codec, hda_nid_t nid,  in set_dig_out()  argument
2300 	snd_hdac_regmap_update(&codec->core, nid, AC_VERB_SET_DIGI_CONVERT_1,  in set_dig_out()
2302 	d = codec->follower_dig_outs;  in set_dig_out()
2306 		snd_hdac_regmap_update(&codec->core, *d,  in set_dig_out()
2310 static inline void set_dig_out_convert(struct hda_codec *codec, hda_nid_t nid,  in set_dig_out_convert()  argument
2313 	unsigned int mask = 0;  in set_dig_out_convert()
2314 	unsigned int val = 0;  in set_dig_out_convert()
2316 	if (dig1 != -1) {  in set_dig_out_convert()
2317 		mask |= 0xff;  in set_dig_out_convert()
2320 	if (dig2 != -1) {  in set_dig_out_convert()
2321 		mask |= 0xff00;  in set_dig_out_convert()
2324 	set_dig_out(codec, nid, mask, val);  in set_dig_out_convert()
2330 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_default_put()  local
2331 	int idx = kcontrol->private_value;  in snd_hda_spdif_default_put()
2337 	if (WARN_ON(codec->spdif_out.used <= idx))  in snd_hda_spdif_default_put()
2338 		return -EINVAL;  in snd_hda_spdif_default_put()
2339 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_default_put()
2340 	spdif = snd_array_elem(&codec->spdif_out, idx);  in snd_hda_spdif_default_put()
2341 	nid = spdif->nid;  in snd_hda_spdif_default_put()
2342 	spdif->status = ucontrol->value.iec958.status[0] |  in snd_hda_spdif_default_put()
2343 		((unsigned int)ucontrol->value.iec958.status[1] << 8) |  in snd_hda_spdif_default_put()
2344 		((unsigned int)ucontrol->value.iec958.status[2] << 16) |  in snd_hda_spdif_default_put()
2345 		((unsigned int)ucontrol->value.iec958.status[3] << 24);  in snd_hda_spdif_default_put()
2346 	val = convert_from_spdif_status(spdif->status);  in snd_hda_spdif_default_put()
2347 	val |= spdif->ctls & 1;  in snd_hda_spdif_default_put()
2348 	change = spdif->ctls != val;  in snd_hda_spdif_default_put()
2349 	spdif->ctls = val;  in snd_hda_spdif_default_put()
2350 	if (change && nid != (u16)-1)  in snd_hda_spdif_default_put()
2351 		set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff);  in snd_hda_spdif_default_put()
2352 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_default_put()
2361 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_out_switch_get()  local
2362 	int idx = kcontrol->private_value;  in snd_hda_spdif_out_switch_get()
2365 	if (WARN_ON(codec->spdif_out.used <= idx))  in snd_hda_spdif_out_switch_get()
2366 		return -EINVAL;  in snd_hda_spdif_out_switch_get()
2367 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_out_switch_get()
2368 	spdif = snd_array_elem(&codec->spdif_out, idx);  in snd_hda_spdif_out_switch_get()
2369 	ucontrol->value.integer.value[0] = spdif->ctls & AC_DIG1_ENABLE;  in snd_hda_spdif_out_switch_get()
2370 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_out_switch_get()
2371 	return 0;  in snd_hda_spdif_out_switch_get()
2374 static inline void set_spdif_ctls(struct hda_codec *codec, hda_nid_t nid,  in set_spdif_ctls()  argument
2377 	set_dig_out_convert(codec, nid, dig1, dig2);  in set_spdif_ctls()
2379 	if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) &&  in set_spdif_ctls()
2381 		snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0,  in set_spdif_ctls()
2382 					    HDA_AMP_MUTE, 0);  in set_spdif_ctls()
2388 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_out_switch_put()  local
2389 	int idx = kcontrol->private_value;  in snd_hda_spdif_out_switch_put()
2395 	if (WARN_ON(codec->spdif_out.used <= idx))  in snd_hda_spdif_out_switch_put()
2396 		return -EINVAL;  in snd_hda_spdif_out_switch_put()
2397 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_out_switch_put()
2398 	spdif = snd_array_elem(&codec->spdif_out, idx);  in snd_hda_spdif_out_switch_put()
2399 	nid = spdif->nid;  in snd_hda_spdif_out_switch_put()
2400 	val = spdif->ctls & ~AC_DIG1_ENABLE;  in snd_hda_spdif_out_switch_put()
2401 	if (ucontrol->value.integer.value[0])  in snd_hda_spdif_out_switch_put()
2403 	change = spdif->ctls != val;  in snd_hda_spdif_out_switch_put()
2404 	spdif->ctls = val;  in snd_hda_spdif_out_switch_put()
2405 	if (change && nid != (u16)-1)  in snd_hda_spdif_out_switch_put()
2406 		set_spdif_ctls(codec, nid, val & 0xff, -1);  in snd_hda_spdif_out_switch_put()
2407 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_out_switch_put()
2444  * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls
2445  * @codec: the HDA codec
2452  * Returns 0 if successful, or a negative error code.
2454 int snd_hda_create_dig_out_ctls(struct hda_codec *codec,  in snd_hda_create_dig_out_ctls()  argument
2462 	int idx = 0;  in snd_hda_create_dig_out_ctls()
2463 	int val = 0;  in snd_hda_create_dig_out_ctls()
2466 	struct hda_bus *bus = codec->bus;  in snd_hda_create_dig_out_ctls()
2468 	if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI &&  in snd_hda_create_dig_out_ctls()
2471 	} else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF &&  in snd_hda_create_dig_out_ctls()
2474 		for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {  in snd_hda_create_dig_out_ctls()
2475 			kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0);  in snd_hda_create_dig_out_ctls()
2478 			kctl->id.index = spdif_index;  in snd_hda_create_dig_out_ctls()
2480 		bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI;  in snd_hda_create_dig_out_ctls()
2482 	if (!bus->primary_dig_out_type)  in snd_hda_create_dig_out_ctls()
2483 		bus->primary_dig_out_type = type;  in snd_hda_create_dig_out_ctls()
2485 	idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx);  in snd_hda_create_dig_out_ctls()
2486 	if (idx < 0) {  in snd_hda_create_dig_out_ctls()
2487 		codec_err(codec, "too many IEC958 outputs\n");  in snd_hda_create_dig_out_ctls()
2488 		return -EBUSY;  in snd_hda_create_dig_out_ctls()
2490 	spdif = snd_array_new(&codec->spdif_out);  in snd_hda_create_dig_out_ctls()
2492 		return -ENOMEM;  in snd_hda_create_dig_out_ctls()
2493 	for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {  in snd_hda_create_dig_out_ctls()
2494 		kctl = snd_ctl_new1(dig_mix, codec);  in snd_hda_create_dig_out_ctls()
2496 			return -ENOMEM;  in snd_hda_create_dig_out_ctls()
2497 		kctl->id.index = idx;  in snd_hda_create_dig_out_ctls()
2498 		kctl->private_value = codec->spdif_out.used - 1;  in snd_hda_create_dig_out_ctls()
2499 		err = snd_hda_ctl_add(codec, associated_nid, kctl);  in snd_hda_create_dig_out_ctls()
2500 		if (err < 0)  in snd_hda_create_dig_out_ctls()
2503 	spdif->nid = cvt_nid;  in snd_hda_create_dig_out_ctls()
2504 	snd_hdac_regmap_read(&codec->core, cvt_nid,  in snd_hda_create_dig_out_ctls()
2506 	spdif->ctls = val;  in snd_hda_create_dig_out_ctls()
2507 	spdif->status = convert_to_spdif_status(spdif->ctls);  in snd_hda_create_dig_out_ctls()
2508 	return 0;  in snd_hda_create_dig_out_ctls()
2513  * snd_hda_spdif_out_of_nid - get the hda_spdif_out entry from the given NID
2514  * @codec: the HDA codec
2519 struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec,  in snd_hda_spdif_out_of_nid()  argument
2525 	snd_array_for_each(&codec->spdif_out, i, spdif) {  in snd_hda_spdif_out_of_nid()
2526 		if (spdif->nid == nid)  in snd_hda_spdif_out_of_nid()
2534  * snd_hda_spdif_ctls_unassign - Unassign the given SPDIF ctl
2535  * @codec: the HDA codec
2540 void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx)  in snd_hda_spdif_ctls_unassign()  argument
2544 	if (WARN_ON(codec->spdif_out.used <= idx))  in snd_hda_spdif_ctls_unassign()
2546 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_ctls_unassign()
2547 	spdif = snd_array_elem(&codec->spdif_out, idx);  in snd_hda_spdif_ctls_unassign()
2548 	spdif->nid = (u16)-1;  in snd_hda_spdif_ctls_unassign()
2549 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_ctls_unassign()
2554  * snd_hda_spdif_ctls_assign - Assign the SPDIF controls to the given NID
2555  * @codec: the HDA codec
2561 void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid)  in snd_hda_spdif_ctls_assign()  argument
2566 	if (WARN_ON(codec->spdif_out.used <= idx))  in snd_hda_spdif_ctls_assign()
2568 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_ctls_assign()
2569 	spdif = snd_array_elem(&codec->spdif_out, idx);  in snd_hda_spdif_ctls_assign()
2570 	if (spdif->nid != nid) {  in snd_hda_spdif_ctls_assign()
2571 		spdif->nid = nid;  in snd_hda_spdif_ctls_assign()
2572 		val = spdif->ctls;  in snd_hda_spdif_ctls_assign()
2573 		set_spdif_ctls(codec, nid, val & 0xff, (val >> 8) & 0xff);  in snd_hda_spdif_ctls_assign()
2575 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_ctls_assign()
2586 	ucontrol->value.integer.value[0] = mout->share_spdif;  in spdif_share_sw_get()
2587 	return 0;  in spdif_share_sw_get()
2594 	mout->share_spdif = !!ucontrol->value.integer.value[0];  in spdif_share_sw_put()
2595 	return 0;  in spdif_share_sw_put()
2607  * snd_hda_create_spdif_share_sw - create Default PCM switch
2608  * @codec: the HDA codec
2609  * @mout: multi-out instance
2611 int snd_hda_create_spdif_share_sw(struct hda_codec *codec,  in snd_hda_create_spdif_share_sw()  argument
2616 	if (!mout->dig_out_nid)  in snd_hda_create_spdif_share_sw()
2617 		return 0;  in snd_hda_create_spdif_share_sw()
2621 		return -ENOMEM;  in snd_hda_create_spdif_share_sw()
2622 	/* ATTENTION: here mout is passed as private_data, instead of codec */  in snd_hda_create_spdif_share_sw()
2623 	return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl);  in snd_hda_create_spdif_share_sw()
2636 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_in_switch_get()  local
2638 	ucontrol->value.integer.value[0] = codec->spdif_in_enable;  in snd_hda_spdif_in_switch_get()
2639 	return 0;  in snd_hda_spdif_in_switch_get()
2645 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_in_switch_put()  local
2646 	hda_nid_t nid = kcontrol->private_value;  in snd_hda_spdif_in_switch_put()
2647 	unsigned int val = !!ucontrol->value.integer.value[0];  in snd_hda_spdif_in_switch_put()
2650 	mutex_lock(&codec->spdif_mutex);  in snd_hda_spdif_in_switch_put()
2651 	change = codec->spdif_in_enable != val;  in snd_hda_spdif_in_switch_put()
2653 		codec->spdif_in_enable = val;  in snd_hda_spdif_in_switch_put()
2654 		snd_hdac_regmap_write(&codec->core, nid,  in snd_hda_spdif_in_switch_put()
2657 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_spdif_in_switch_put()
2664 	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);  in snd_hda_spdif_in_status_get()  local
2665 	hda_nid_t nid = kcontrol->private_value;  in snd_hda_spdif_in_status_get()
2669 	snd_hdac_regmap_read(&codec->core, nid,  in snd_hda_spdif_in_status_get()
2672 	ucontrol->value.iec958.status[0] = sbits;  in snd_hda_spdif_in_status_get()
2673 	ucontrol->value.iec958.status[1] = sbits >> 8;  in snd_hda_spdif_in_status_get()
2674 	ucontrol->value.iec958.status[2] = sbits >> 16;  in snd_hda_spdif_in_status_get()
2675 	ucontrol->value.iec958.status[3] = sbits >> 24;  in snd_hda_spdif_in_status_get()
2676 	return 0;  in snd_hda_spdif_in_status_get()
2698  * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
2699  * @codec: the HDA codec
2705  * Returns 0 if successful, or a negative error code.
2707 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)  in snd_hda_create_spdif_in_ctls()  argument
2714 	idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch", 0);  in snd_hda_create_spdif_in_ctls()
2715 	if (idx < 0) {  in snd_hda_create_spdif_in_ctls()
2716 		codec_err(codec, "too many IEC958 inputs\n");  in snd_hda_create_spdif_in_ctls()
2717 		return -EBUSY;  in snd_hda_create_spdif_in_ctls()
2719 	for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {  in snd_hda_create_spdif_in_ctls()
2720 		kctl = snd_ctl_new1(dig_mix, codec);  in snd_hda_create_spdif_in_ctls()
2722 			return -ENOMEM;  in snd_hda_create_spdif_in_ctls()
2723 		kctl->private_value = nid;  in snd_hda_create_spdif_in_ctls()
2724 		err = snd_hda_ctl_add(codec, nid, kctl);  in snd_hda_create_spdif_in_ctls()
2725 		if (err < 0)  in snd_hda_create_spdif_in_ctls()
2728 	codec->spdif_in_enable =  in snd_hda_create_spdif_in_ctls()
2729 		snd_hda_codec_read(codec, nid, 0,  in snd_hda_create_spdif_in_ctls()
2730 				   AC_VERB_GET_DIGI_CONVERT_1, 0) &  in snd_hda_create_spdif_in_ctls()
2732 	return 0;  in snd_hda_create_spdif_in_ctls()
2737  * snd_hda_codec_set_power_to_all - Set the power state to all widgets
2738  * @codec: the HDA codec
2743  * If the codec has power_filter set, it evaluates the power state and
2746 void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,  in snd_hda_codec_set_power_to_all()  argument
2751 	for_each_hda_codec_node(nid, codec) {  in snd_hda_codec_set_power_to_all()
2752 		unsigned int wcaps = get_wcaps(codec, nid);  in snd_hda_codec_set_power_to_all()
2756 		if (codec->power_filter) {  in snd_hda_codec_set_power_to_all()
2757 			state = codec->power_filter(codec, nid, power_state);  in snd_hda_codec_set_power_to_all()
2761 		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,  in snd_hda_codec_set_power_to_all()
2768  * snd_hda_codec_eapd_power_filter - A power filter callback for EAPD
2769  * @codec: the HDA codec
2774  * This can be used a codec power_filter callback.
2776 unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec,  in snd_hda_codec_eapd_power_filter()  argument
2780 	if (nid == codec->core.afg || nid == codec->core.mfg)  in snd_hda_codec_eapd_power_filter()
2783 	    get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN &&  in snd_hda_codec_eapd_power_filter()
2784 	    (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) {  in snd_hda_codec_eapd_power_filter()
2785 		int eapd = snd_hda_codec_read(codec, nid, 0,  in snd_hda_codec_eapd_power_filter()
2786 					      AC_VERB_GET_EAPD_BTLENABLE, 0);  in snd_hda_codec_eapd_power_filter()
2787 		if (eapd & 0x02)  in snd_hda_codec_eapd_power_filter()
2795  * set power state of the codec, and return the power state
2797 static unsigned int hda_set_power_state(struct hda_codec *codec,  in hda_set_power_state()  argument
2800 	hda_nid_t fg = codec->core.afg ? codec->core.afg : codec->core.mfg;  in hda_set_power_state()
2803 	int flags = 0;  in hda_set_power_state()
2805 	/* this delay seems necessary to avoid click noise at power-down */  in hda_set_power_state()
2807 		if (codec->depop_delay < 0)  in hda_set_power_state()
2808 			msleep(codec_has_epss(codec) ? 10 : 100);  in hda_set_power_state()
2809 		else if (codec->depop_delay > 0)  in hda_set_power_state()
2810 			msleep(codec->depop_delay);  in hda_set_power_state()
2815 	for (count = 0; count < 10; count++) {  in hda_set_power_state()
2816 		if (codec->patch_ops.set_power_state)  in hda_set_power_state()
2817 			codec->patch_ops.set_power_state(codec, fg,  in hda_set_power_state()
2821 			if (codec->power_filter)  in hda_set_power_state()
2822 				state = codec->power_filter(codec, fg, state);  in hda_set_power_state()
2824 				snd_hda_codec_read(codec, fg, flags,  in hda_set_power_state()
2827 			snd_hda_codec_set_power_to_all(codec, fg, power_state);  in hda_set_power_state()
2829 		state = snd_hda_sync_power_state(codec, fg, power_state);  in hda_set_power_state()
2838  * this is called at the end of codec parsing
2840 static void sync_power_up_states(struct hda_codec *codec)  in sync_power_up_states()  argument
2845 	if (!codec->power_filter)  in sync_power_up_states()
2848 	for_each_hda_codec_node(nid, codec) {  in sync_power_up_states()
2849 		unsigned int wcaps = get_wcaps(codec, nid);  in sync_power_up_states()
2853 		target = codec->power_filter(codec, nid, AC_PWRST_D0);  in sync_power_up_states()
2856 		if (!snd_hda_check_power_state(codec, nid, target))  in sync_power_up_states()
2857 			snd_hda_codec_write(codec, nid, 0,  in sync_power_up_states()
2864 static void hda_exec_init_verbs(struct hda_codec *codec)  in hda_exec_init_verbs()  argument
2866 	if (codec->init_verbs.list)  in hda_exec_init_verbs()
2867 		snd_hda_sequence_write(codec, codec->init_verbs.list);  in hda_exec_init_verbs()
2870 static inline void hda_exec_init_verbs(struct hda_codec *codec) {}  in hda_exec_init_verbs()  argument
2875 static void update_power_acct(struct hda_codec *codec, bool on)  in update_power_acct()  argument
2877 	unsigned long delta = jiffies - codec->power_jiffies;  in update_power_acct()
2880 		codec->power_on_acct += delta;  in update_power_acct()
2882 		codec->power_off_acct += delta;  in update_power_acct()
2883 	codec->power_jiffies += delta;  in update_power_acct()
2886 void snd_hda_update_power_acct(struct hda_codec *codec)  in snd_hda_update_power_acct()  argument
2888 	update_power_acct(codec, hda_codec_is_power_on(codec));  in snd_hda_update_power_acct()
2892  * call suspend and power-down; used both from PM and power-save
2895 static unsigned int hda_call_codec_suspend(struct hda_codec *codec)  in hda_call_codec_suspend()  argument
2899 	snd_hdac_enter_pm(&codec->core);  in hda_call_codec_suspend()
2900 	if (codec->patch_ops.suspend)  in hda_call_codec_suspend()
2901 		codec->patch_ops.suspend(codec);  in hda_call_codec_suspend()
2902 	hda_cleanup_all_streams(codec);  in hda_call_codec_suspend()
2903 	state = hda_set_power_state(codec, AC_PWRST_D3);  in hda_call_codec_suspend()
2904 	update_power_acct(codec, true);  in hda_call_codec_suspend()
2905 	snd_hdac_leave_pm(&codec->core);  in hda_call_codec_suspend()
2910  * kick up codec; used both from PM and power-save
2912 static void hda_call_codec_resume(struct hda_codec *codec)  in hda_call_codec_resume()  argument
2914 	snd_hdac_enter_pm(&codec->core);  in hda_call_codec_resume()
2915 	if (codec->core.regmap)  in hda_call_codec_resume()
2916 		regcache_mark_dirty(codec->core.regmap);  in hda_call_codec_resume()
2918 	codec->power_jiffies = jiffies;  in hda_call_codec_resume()
2920 	hda_set_power_state(codec, AC_PWRST_D0);  in hda_call_codec_resume()
2921 	restore_shutup_pins(codec);  in hda_call_codec_resume()
2922 	hda_exec_init_verbs(codec);  in hda_call_codec_resume()
2923 	snd_hda_jack_set_dirty_all(codec);  in hda_call_codec_resume()
2924 	if (codec->patch_ops.resume)  in hda_call_codec_resume()
2925 		codec->patch_ops.resume(codec);  in hda_call_codec_resume()
2927 		if (codec->patch_ops.init)  in hda_call_codec_resume()
2928 			codec->patch_ops.init(codec);  in hda_call_codec_resume()
2929 		snd_hda_regmap_sync(codec);  in hda_call_codec_resume()
2932 	if (codec->jackpoll_interval)  in hda_call_codec_resume()
2933 		hda_jackpoll_work(&codec->jackpoll_work.work);  in hda_call_codec_resume()
2935 		snd_hda_jack_report_sync(codec);  in hda_call_codec_resume()
2936 	codec->core.dev.power.power_state = PMSG_ON;  in hda_call_codec_resume()
2937 	snd_hdac_leave_pm(&codec->core);  in hda_call_codec_resume()
2942 	struct hda_codec *codec = dev_to_hda_codec(dev);  in hda_codec_runtime_suspend()  local
2946 	if (!codec->card)  in hda_codec_runtime_suspend()
2947 		return 0;  in hda_codec_runtime_suspend()
2949 	cancel_delayed_work_sync(&codec->jackpoll_work);  in hda_codec_runtime_suspend()
2950 	state = hda_call_codec_suspend(codec);  in hda_codec_runtime_suspend()
2951 	if (codec->link_down_at_suspend ||  in hda_codec_runtime_suspend()
2952 	    (codec_has_clkstop(codec) && codec_has_epss(codec) &&  in hda_codec_runtime_suspend()
2954 		snd_hdac_codec_link_down(&codec->core);  in hda_codec_runtime_suspend()
2955 	codec_display_power(codec, false);  in hda_codec_runtime_suspend()
2956 	return 0;  in hda_codec_runtime_suspend()
2961 	struct hda_codec *codec = dev_to_hda_codec(dev);  in hda_codec_runtime_resume()  local
2964 	if (!codec->card)  in hda_codec_runtime_resume()
2965 		return 0;  in hda_codec_runtime_resume()
2967 	codec_display_power(codec, true);  in hda_codec_runtime_resume()
2968 	snd_hdac_codec_link_up(&codec->core);  in hda_codec_runtime_resume()
2969 	hda_call_codec_resume(codec);  in hda_codec_runtime_resume()
2971 	return 0;  in hda_codec_runtime_resume()
2979 	dev->power.power_state = PMSG_SUSPEND;  in hda_codec_pm_prepare()
2985 	struct hda_codec *codec = dev_to_hda_codec(dev);  in hda_codec_pm_complete()  local
2987 	/* If no other pm-functions are called between prepare() and complete() */  in hda_codec_pm_complete()
2988 	if (dev->power.power_state.event == PM_EVENT_SUSPEND)  in hda_codec_pm_complete()
2989 		dev->power.power_state = PMSG_RESUME;  in hda_codec_pm_complete()
2991 	if (pm_runtime_suspended(dev) && (codec->jackpoll_interval ||  in hda_codec_pm_complete()
2992 	    hda_codec_need_resume(codec) || codec->forced_resume))  in hda_codec_pm_complete()
2998 	dev->power.power_state = PMSG_SUSPEND;  in hda_codec_pm_suspend()
3004 	dev->power.power_state = PMSG_RESUME;  in hda_codec_pm_resume()
3010 	dev->power.power_state = PMSG_FREEZE;  in hda_codec_pm_freeze()
3016 	dev->power.power_state = PMSG_THAW;  in hda_codec_pm_thaw()
3022 	dev->power.power_state = PMSG_RESTORE;  in hda_codec_pm_restore()
3046 static int add_std_chmaps(struct hda_codec *codec)  in add_std_chmaps()  argument
3051 	list_for_each_entry(pcm, &codec->pcm_list_head, list) {  in add_std_chmaps()
3052 		for (str = 0; str < 2; str++) {  in add_std_chmaps()
3053 			struct hda_pcm_stream *hinfo = &pcm->stream[str];  in add_std_chmaps()
3057 			if (!pcm->pcm || pcm->own_chmap || !hinfo->substreams)  in add_std_chmaps()
3059 			elem = hinfo->chmap ? hinfo->chmap : snd_pcm_std_chmaps;  in add_std_chmaps()
3060 			err = snd_pcm_add_chmap_ctls(pcm->pcm, str, elem,  in add_std_chmaps()
3061 						     hinfo->channels_max,  in add_std_chmaps()
3062 						     0, &chmap);  in add_std_chmaps()
3063 			if (err < 0)  in add_std_chmaps()
3065 			chmap->channel_mask = SND_PCM_CHMAP_MASK_2468;  in add_std_chmaps()
3068 	return 0;  in add_std_chmaps()
3072  * since HD-audio supports only stereo, odd number channels are omitted
3084 int snd_hda_codec_build_controls(struct hda_codec *codec)  in snd_hda_codec_build_controls()  argument
3086 	int err = 0;  in snd_hda_codec_build_controls()
3087 	hda_exec_init_verbs(codec);  in snd_hda_codec_build_controls()
3089 	if (codec->patch_ops.init)  in snd_hda_codec_build_controls()
3090 		err = codec->patch_ops.init(codec);  in snd_hda_codec_build_controls()
3091 	if (!err && codec->patch_ops.build_controls)  in snd_hda_codec_build_controls()
3092 		err = codec->patch_ops.build_controls(codec);  in snd_hda_codec_build_controls()
3093 	if (err < 0)  in snd_hda_codec_build_controls()
3097 	err = add_std_chmaps(codec);  in snd_hda_codec_build_controls()
3098 	if (err < 0)  in snd_hda_codec_build_controls()
3101 	if (codec->jackpoll_interval)  in snd_hda_codec_build_controls()
3102 		hda_jackpoll_work(&codec->jackpoll_work.work);  in snd_hda_codec_build_controls()
3104 		snd_hda_jack_report_sync(codec); /* call at the last init point */  in snd_hda_codec_build_controls()
3105 	sync_power_up_states(codec);  in snd_hda_codec_build_controls()
3106 	return 0;  in snd_hda_codec_build_controls()
3114 				      struct hda_codec *codec,  in hda_pcm_default_open_close()  argument
3117 	return 0;  in hda_pcm_default_open_close()
3121 				   struct hda_codec *codec,  in hda_pcm_default_prepare()  argument
3126 	snd_hda_codec_setup_stream(codec, hinfo->nid, stream_tag, 0, format);  in hda_pcm_default_prepare()
3127 	return 0;  in hda_pcm_default_prepare()
3131 				   struct hda_codec *codec,  in hda_pcm_default_cleanup()  argument
3134 	snd_hda_codec_cleanup_stream(codec, hinfo->nid);  in hda_pcm_default_cleanup()
3135 	return 0;  in hda_pcm_default_cleanup()
3138 static int set_pcm_default_values(struct hda_codec *codec,  in set_pcm_default_values()  argument
3144 	if (info->nid && (!info->rates || !info->formats)) {  in set_pcm_default_values()
3145 		err = snd_hda_query_supported_pcm(codec, info->nid,  in set_pcm_default_values()
3146 				info->rates ? NULL : &info->rates,  in set_pcm_default_values()
3147 				info->formats ? NULL : &info->formats,  in set_pcm_default_values()
3148 				info->maxbps ? NULL : &info->maxbps);  in set_pcm_default_values()
3149 		if (err < 0)  in set_pcm_default_values()
3152 	if (info->ops.open == NULL)  in set_pcm_default_values()
3153 		info->ops.open = hda_pcm_default_open_close;  in set_pcm_default_values()
3154 	if (info->ops.close == NULL)  in set_pcm_default_values()
3155 		info->ops.close = hda_pcm_default_open_close;  in set_pcm_default_values()
3156 	if (info->ops.prepare == NULL) {  in set_pcm_default_values()
3157 		if (snd_BUG_ON(!info->nid))  in set_pcm_default_values()
3158 			return -EINVAL;  in set_pcm_default_values()
3159 		info->ops.prepare = hda_pcm_default_prepare;  in set_pcm_default_values()
3161 	if (info->ops.cleanup == NULL) {  in set_pcm_default_values()
3162 		if (snd_BUG_ON(!info->nid))  in set_pcm_default_values()
3163 			return -EINVAL;  in set_pcm_default_values()
3164 		info->ops.cleanup = hda_pcm_default_cleanup;  in set_pcm_default_values()
3166 	return 0;  in set_pcm_default_values()
3170  * codec prepare/cleanup entries
3173  * snd_hda_codec_prepare - Prepare a stream
3174  * @codec: the HDA codec
3180  * Calls the prepare callback set by the codec with the given arguments.
3183 int snd_hda_codec_prepare(struct hda_codec *codec,  in snd_hda_codec_prepare()  argument
3190 	mutex_lock(&codec->bus->prepare_mutex);  in snd_hda_codec_prepare()
3191 	if (hinfo->ops.prepare)  in snd_hda_codec_prepare()
3192 		ret = hinfo->ops.prepare(hinfo, codec, stream, format,  in snd_hda_codec_prepare()
3195 		ret = -ENODEV;  in snd_hda_codec_prepare()
3196 	if (ret >= 0)  in snd_hda_codec_prepare()
3197 		purify_inactive_streams(codec);  in snd_hda_codec_prepare()
3198 	mutex_unlock(&codec->bus->prepare_mutex);  in snd_hda_codec_prepare()
3204  * snd_hda_codec_cleanup - Clean up stream resources
3205  * @codec: the HDA codec
3209  * Calls the cleanup callback set by the codec with the given arguments.
3211 void snd_hda_codec_cleanup(struct hda_codec *codec,  in snd_hda_codec_cleanup()  argument
3215 	mutex_lock(&codec->bus->prepare_mutex);  in snd_hda_codec_cleanup()
3216 	if (hinfo->ops.cleanup)  in snd_hda_codec_cleanup()
3217 		hinfo->ops.cleanup(hinfo, codec, substream);  in snd_hda_codec_cleanup()
3218 	mutex_unlock(&codec->bus->prepare_mutex);  in snd_hda_codec_cleanup()
3237 		[HDA_PCM_TYPE_AUDIO] = { 0, 2, 4, 5, -1 },  in get_empty_pcm_device()
3238 		[HDA_PCM_TYPE_SPDIF] = { 1, -1 },  in get_empty_pcm_device()
3239 		[HDA_PCM_TYPE_HDMI]  = { 3, 7, 8, 9, -1 },  in get_empty_pcm_device()
3240 		[HDA_PCM_TYPE_MODEM] = { 6, -1 },  in get_empty_pcm_device()
3245 		dev_err(bus->card->dev, "Invalid PCM type %d\n", type);  in get_empty_pcm_device()
3246 		return -EINVAL;  in get_empty_pcm_device()
3249 	for (i = 0; audio_idx[type][i] >= 0; i++) {  in get_empty_pcm_device()
3254 		if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits))  in get_empty_pcm_device()
3259 	/* non-fixed slots starting from 10 */  in get_empty_pcm_device()
3261 		if (!test_and_set_bit(i, bus->pcm_dev_bits))  in get_empty_pcm_device()
3266 	dev_warn(bus->card->dev, "Too many %s devices\n",  in get_empty_pcm_device()
3269 	dev_warn(bus->card->dev,  in get_empty_pcm_device()
3272 	return -EAGAIN;  in get_empty_pcm_device()
3275 /* call build_pcms ops of the given codec and set up the default parameters */
3276 int snd_hda_codec_parse_pcms(struct hda_codec *codec)  in snd_hda_codec_parse_pcms()  argument
3281 	if (!list_empty(&codec->pcm_list_head))  in snd_hda_codec_parse_pcms()
3282 		return 0; /* already parsed */  in snd_hda_codec_parse_pcms()
3284 	if (!codec->patch_ops.build_pcms)  in snd_hda_codec_parse_pcms()
3285 		return 0;  in snd_hda_codec_parse_pcms()
3287 	err = codec->patch_ops.build_pcms(codec);  in snd_hda_codec_parse_pcms()
3288 	if (err < 0) {  in snd_hda_codec_parse_pcms()
3289 		codec_err(codec, "cannot build PCMs for #%d (error %d)\n",  in snd_hda_codec_parse_pcms()
3290 			  codec->core.addr, err);  in snd_hda_codec_parse_pcms()
3294 	list_for_each_entry(cpcm, &codec->pcm_list_head, list) {  in snd_hda_codec_parse_pcms()
3297 		for (stream = 0; stream < 2; stream++) {  in snd_hda_codec_parse_pcms()
3298 			struct hda_pcm_stream *info = &cpcm->stream[stream];  in snd_hda_codec_parse_pcms()
3300 			if (!info->substreams)  in snd_hda_codec_parse_pcms()
3302 			err = set_pcm_default_values(codec, info);  in snd_hda_codec_parse_pcms()
3303 			if (err < 0) {  in snd_hda_codec_parse_pcms()
3304 				codec_warn(codec,  in snd_hda_codec_parse_pcms()
3306 					   cpcm->name);  in snd_hda_codec_parse_pcms()
3312 	return 0;  in snd_hda_codec_parse_pcms()
3316 /* assign all PCMs of the given codec */
3317 int snd_hda_codec_build_pcms(struct hda_codec *codec)  in snd_hda_codec_build_pcms()  argument
3319 	struct hda_bus *bus = codec->bus;  in snd_hda_codec_build_pcms()
3323 	err = snd_hda_codec_parse_pcms(codec);  in snd_hda_codec_build_pcms()
3324 	if (err < 0)  in snd_hda_codec_build_pcms()
3328 	list_for_each_entry(cpcm, &codec->pcm_list_head, list) {  in snd_hda_codec_build_pcms()
3329 		if (cpcm->pcm)  in snd_hda_codec_build_pcms()
3331 		if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)  in snd_hda_codec_build_pcms()
3334 		dev = get_empty_pcm_device(bus, cpcm->pcm_type);  in snd_hda_codec_build_pcms()
3335 		if (dev < 0) {  in snd_hda_codec_build_pcms()
3336 			cpcm->device = SNDRV_PCM_INVALID_DEVICE;  in snd_hda_codec_build_pcms()
3339 		cpcm->device = dev;  in snd_hda_codec_build_pcms()
3340 		err =  snd_hda_attach_pcm_stream(bus, codec, cpcm);  in snd_hda_codec_build_pcms()
3341 		if (err < 0) {  in snd_hda_codec_build_pcms()
3342 			codec_err(codec,  in snd_hda_codec_build_pcms()
3343 				  "cannot attach PCM stream %d for codec #%d\n",  in snd_hda_codec_build_pcms()
3344 				  dev, codec->core.addr);  in snd_hda_codec_build_pcms()
3349 	return 0;  in snd_hda_codec_build_pcms()
3353  * snd_hda_add_new_ctls - create controls from the array
3354  * @codec: the HDA codec
3360  * Returns 0 if successful, or a negative error code.
3362 int snd_hda_add_new_ctls(struct hda_codec *codec,  in snd_hda_add_new_ctls()  argument
3367 	for (; knew->name; knew++) {  in snd_hda_add_new_ctls()
3369 		int addr = 0, idx = 0;  in snd_hda_add_new_ctls()
3370 		if (knew->iface == (__force snd_ctl_elem_iface_t)-1)  in snd_hda_add_new_ctls()
3371 			continue; /* skip this codec private value */  in snd_hda_add_new_ctls()
3373 			kctl = snd_ctl_new1(knew, codec);  in snd_hda_add_new_ctls()
3375 				return -ENOMEM;  in snd_hda_add_new_ctls()
3376 			if (addr > 0)  in snd_hda_add_new_ctls()
3377 				kctl->id.device = addr;  in snd_hda_add_new_ctls()
3378 			if (idx > 0)  in snd_hda_add_new_ctls()
3379 				kctl->id.index = idx;  in snd_hda_add_new_ctls()
3380 			err = snd_hda_ctl_add(codec, 0, kctl);  in snd_hda_add_new_ctls()
3384 			 * the codec addr; if it still fails (or it's the  in snd_hda_add_new_ctls()
3385 			 * primary codec), then try another control index  in snd_hda_add_new_ctls()
3387 			if (!addr && codec->core.addr)  in snd_hda_add_new_ctls()
3388 				addr = codec->core.addr;  in snd_hda_add_new_ctls()
3389 			else if (!idx && !knew->index) {  in snd_hda_add_new_ctls()
3390 				idx = find_empty_mixer_ctl_idx(codec,  in snd_hda_add_new_ctls()
3391 							       knew->name, 0);  in snd_hda_add_new_ctls()
3392 				if (idx <= 0)  in snd_hda_add_new_ctls()
3398 	return 0;  in snd_hda_add_new_ctls()
3403 static void codec_set_power_save(struct hda_codec *codec, int delay)  in codec_set_power_save()  argument
3405 	struct device *dev = hda_codec_dev(codec);  in codec_set_power_save()
3407 	if (delay == 0 && codec->auto_runtime_pm)  in codec_set_power_save()
3410 	if (delay > 0) {  in codec_set_power_save()
3423  * snd_hda_set_power_save - reprogram autosuspend for the given delay
3424  * @bus: HD-audio bus
3425  * @delay: autosuspend delay in msec, 0 = off
3439  * snd_hda_check_amp_list_power - Check the amp list and update the power
3440  * @codec: HD-audio codec
3445  * check the current AMP status, and update the power-status according
3451 int snd_hda_check_amp_list_power(struct hda_codec *codec,  in snd_hda_check_amp_list_power()  argument
3458 	if (!check->amplist)  in snd_hda_check_amp_list_power()
3459 		return 0;  in snd_hda_check_amp_list_power()
3460 	for (p = check->amplist; p->nid; p++) {  in snd_hda_check_amp_list_power()
3461 		if (p->nid == nid)  in snd_hda_check_amp_list_power()
3464 	if (!p->nid)  in snd_hda_check_amp_list_power()
3465 		return 0; /* nothing changed */  in snd_hda_check_amp_list_power()
3467 	for (p = check->amplist; p->nid; p++) {  in snd_hda_check_amp_list_power()
3468 		for (ch = 0; ch < 2; ch++) {  in snd_hda_check_amp_list_power()
3469 			v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,  in snd_hda_check_amp_list_power()
3470 						   p->idx);  in snd_hda_check_amp_list_power()
3471 			if (!(v & HDA_AMP_MUTE) && v > 0) {  in snd_hda_check_amp_list_power()
3472 				if (!check->power_on) {  in snd_hda_check_amp_list_power()
3473 					check->power_on = 1;  in snd_hda_check_amp_list_power()
3474 					snd_hda_power_up_pm(codec);  in snd_hda_check_amp_list_power()
3480 	if (check->power_on) {  in snd_hda_check_amp_list_power()
3481 		check->power_on = 0;  in snd_hda_check_amp_list_power()
3482 		snd_hda_power_down_pm(codec);  in snd_hda_check_amp_list_power()
3484 	return 0;  in snd_hda_check_amp_list_power()
3494  * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum
3503 	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;  in snd_hda_input_mux_info()
3504 	uinfo->count = 1;  in snd_hda_input_mux_info()
3505 	uinfo->value.enumerated.items = imux->num_items;  in snd_hda_input_mux_info()
3506 	if (!imux->num_items)  in snd_hda_input_mux_info()
3507 		return 0;  in snd_hda_input_mux_info()
3508 	index = uinfo->value.enumerated.item;  in snd_hda_input_mux_info()
3509 	if (index >= imux->num_items)  in snd_hda_input_mux_info()
3510 		index = imux->num_items - 1;  in snd_hda_input_mux_info()
3511 	strcpy(uinfo->value.enumerated.name, imux->items[index].label);  in snd_hda_input_mux_info()
3512 	return 0;  in snd_hda_input_mux_info()
3517  * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum
3518  * @codec: the HDA codec
3524 int snd_hda_input_mux_put(struct hda_codec *codec,  in snd_hda_input_mux_put()  argument
3532 	if (!imux->num_items)  in snd_hda_input_mux_put()
3533 		return 0;  in snd_hda_input_mux_put()
3534 	idx = ucontrol->value.enumerated.item[0];  in snd_hda_input_mux_put()
3535 	if (idx >= imux->num_items)  in snd_hda_input_mux_put()
3536 		idx = imux->num_items - 1;  in snd_hda_input_mux_put()
3538 		return 0;  in snd_hda_input_mux_put()
3539 	snd_hda_codec_write_cache(codec, nid, 0, AC_VERB_SET_CONNECT_SEL,  in snd_hda_input_mux_put()
3540 				  imux->items[idx].index);  in snd_hda_input_mux_put()
3548  * snd_hda_enum_helper_info - Helper for simple enum ctls
3555  * when @num_items is 0 or @texts is NULL, assume a boolean enum array
3575  * Multi-channel / digital-out PCM helper functions
3579 static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid,  in setup_dig_out_stream()  argument
3586 	spdif = snd_hda_spdif_out_of_nid(codec, nid);  in setup_dig_out_stream()
3593 	curr_fmt = snd_hda_codec_read(codec, nid, 0,  in setup_dig_out_stream()
3594 				      AC_VERB_GET_STREAM_FORMAT, 0);  in setup_dig_out_stream()
3595 	reset = codec->spdif_status_reset &&  in setup_dig_out_stream()
3596 		(spdif->ctls & AC_DIG1_ENABLE) &&  in setup_dig_out_stream()
3602 		set_dig_out_convert(codec, nid,  in setup_dig_out_stream()
3603 				    spdif->ctls & ~AC_DIG1_ENABLE & 0xff,  in setup_dig_out_stream()
3604 				    -1);  in setup_dig_out_stream()
3605 	snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);  in setup_dig_out_stream()
3606 	if (codec->follower_dig_outs) {  in setup_dig_out_stream()
3608 		for (d = codec->follower_dig_outs; *d; d++)  in setup_dig_out_stream()
3609 			snd_hda_codec_setup_stream(codec, *d, stream_tag, 0,  in setup_dig_out_stream()
3614 		set_dig_out_convert(codec, nid,  in setup_dig_out_stream()
3615 				    spdif->ctls & 0xff, -1);  in setup_dig_out_stream()
3618 static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid)  in cleanup_dig_out_stream()  argument
3620 	snd_hda_codec_cleanup_stream(codec, nid);  in cleanup_dig_out_stream()
3621 	if (codec->follower_dig_outs) {  in cleanup_dig_out_stream()
3623 		for (d = codec->follower_dig_outs; *d; d++)  in cleanup_dig_out_stream()
3624 			snd_hda_codec_cleanup_stream(codec, *d);  in cleanup_dig_out_stream()
3629  * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode
3630  * @codec: the HDA codec
3633 int snd_hda_multi_out_dig_open(struct hda_codec *codec,  in snd_hda_multi_out_dig_open()  argument
3636 	mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_open()
3637 	if (mout->dig_out_used == HDA_DIG_ANALOG_DUP)  in snd_hda_multi_out_dig_open()
3639 		cleanup_dig_out_stream(codec, mout->dig_out_nid);  in snd_hda_multi_out_dig_open()
3640 	mout->dig_out_used = HDA_DIG_EXCLUSIVE;  in snd_hda_multi_out_dig_open()
3641 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_open()
3642 	return 0;  in snd_hda_multi_out_dig_open()
3647  * snd_hda_multi_out_dig_prepare - prepare the digital out stream
3648  * @codec: the HDA codec
3654 int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,  in snd_hda_multi_out_dig_prepare()  argument
3660 	mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_prepare()
3661 	setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format);  in snd_hda_multi_out_dig_prepare()
3662 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_prepare()
3663 	return 0;  in snd_hda_multi_out_dig_prepare()
3668  * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream
3669  * @codec: the HDA codec
3672 int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,  in snd_hda_multi_out_dig_cleanup()  argument
3675 	mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_cleanup()
3676 	cleanup_dig_out_stream(codec, mout->dig_out_nid);  in snd_hda_multi_out_dig_cleanup()
3677 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_cleanup()
3678 	return 0;  in snd_hda_multi_out_dig_cleanup()
3683  * snd_hda_multi_out_dig_close - release the digital out stream
3684  * @codec: the HDA codec
3687 int snd_hda_multi_out_dig_close(struct hda_codec *codec,  in snd_hda_multi_out_dig_close()  argument
3690 	mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_close()
3691 	mout->dig_out_used = 0;  in snd_hda_multi_out_dig_close()
3692 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_dig_close()
3693 	return 0;  in snd_hda_multi_out_dig_close()
3698  * snd_hda_multi_out_analog_open - open analog outputs
3699  * @codec: the HDA codec
3704  * Open analog outputs and set up the hw-constraints.
3708 int snd_hda_multi_out_analog_open(struct hda_codec *codec,  in snd_hda_multi_out_analog_open()  argument
3713 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_hda_multi_out_analog_open()
3714 	runtime->hw.channels_max = mout->max_channels;  in snd_hda_multi_out_analog_open()
3715 	if (mout->dig_out_nid) {  in snd_hda_multi_out_analog_open()
3716 		if (!mout->analog_rates) {  in snd_hda_multi_out_analog_open()
3717 			mout->analog_rates = hinfo->rates;  in snd_hda_multi_out_analog_open()
3718 			mout->analog_formats = hinfo->formats;  in snd_hda_multi_out_analog_open()
3719 			mout->analog_maxbps = hinfo->maxbps;  in snd_hda_multi_out_analog_open()
3721 			runtime->hw.rates = mout->analog_rates;  in snd_hda_multi_out_analog_open()
3722 			runtime->hw.formats = mout->analog_formats;  in snd_hda_multi_out_analog_open()
3723 			hinfo->maxbps = mout->analog_maxbps;  in snd_hda_multi_out_analog_open()
3725 		if (!mout->spdif_rates) {  in snd_hda_multi_out_analog_open()
3726 			snd_hda_query_supported_pcm(codec, mout->dig_out_nid,  in snd_hda_multi_out_analog_open()
3727 						    &mout->spdif_rates,  in snd_hda_multi_out_analog_open()
3728 						    &mout->spdif_formats,  in snd_hda_multi_out_analog_open()
3729 						    &mout->spdif_maxbps);  in snd_hda_multi_out_analog_open()
3731 		mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_analog_open()
3732 		if (mout->share_spdif) {  in snd_hda_multi_out_analog_open()
3733 			if ((runtime->hw.rates & mout->spdif_rates) &&  in snd_hda_multi_out_analog_open()
3734 			    (runtime->hw.formats & mout->spdif_formats)) {  in snd_hda_multi_out_analog_open()
3735 				runtime->hw.rates &= mout->spdif_rates;  in snd_hda_multi_out_analog_open()
3736 				runtime->hw.formats &= mout->spdif_formats;  in snd_hda_multi_out_analog_open()
3737 				if (mout->spdif_maxbps < hinfo->maxbps)  in snd_hda_multi_out_analog_open()
3738 					hinfo->maxbps = mout->spdif_maxbps;  in snd_hda_multi_out_analog_open()
3740 				mout->share_spdif = 0;  in snd_hda_multi_out_analog_open()
3744 		mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_analog_open()
3746 	return snd_pcm_hw_constraint_step(substream->runtime, 0,  in snd_hda_multi_out_analog_open()
3752  * snd_hda_multi_out_analog_prepare - Preapre the analog outputs.
3753  * @codec: the HDA codec
3762 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,  in snd_hda_multi_out_analog_prepare()  argument
3768 	const hda_nid_t *nids = mout->dac_nids;  in snd_hda_multi_out_analog_prepare()
3769 	int chs = substream->runtime->channels;  in snd_hda_multi_out_analog_prepare()
3773 	mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_analog_prepare()
3774 	spdif = snd_hda_spdif_out_of_nid(codec, mout->dig_out_nid);  in snd_hda_multi_out_analog_prepare()
3775 	if (mout->dig_out_nid && mout->share_spdif &&  in snd_hda_multi_out_analog_prepare()
3776 	    mout->dig_out_used != HDA_DIG_EXCLUSIVE) {  in snd_hda_multi_out_analog_prepare()
3778 		    snd_hda_is_supported_format(codec, mout->dig_out_nid,  in snd_hda_multi_out_analog_prepare()
3780 		    !(spdif->status & IEC958_AES0_NONAUDIO)) {  in snd_hda_multi_out_analog_prepare()
3781 			mout->dig_out_used = HDA_DIG_ANALOG_DUP;  in snd_hda_multi_out_analog_prepare()
3782 			setup_dig_out_stream(codec, mout->dig_out_nid,  in snd_hda_multi_out_analog_prepare()
3785 			mout->dig_out_used = 0;  in snd_hda_multi_out_analog_prepare()
3786 			cleanup_dig_out_stream(codec, mout->dig_out_nid);  in snd_hda_multi_out_analog_prepare()
3789 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_analog_prepare()
3792 	snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag,  in snd_hda_multi_out_analog_prepare()
3793 				   0, format);  in snd_hda_multi_out_analog_prepare()
3794 	if (!mout->no_share_stream &&  in snd_hda_multi_out_analog_prepare()
3795 	    mout->hp_nid && mout->hp_nid != nids[HDA_FRONT])  in snd_hda_multi_out_analog_prepare()
3797 		snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag,  in snd_hda_multi_out_analog_prepare()
3798 					   0, format);  in snd_hda_multi_out_analog_prepare()
3800 	for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++)  in snd_hda_multi_out_analog_prepare()
3801 		if (!mout->no_share_stream && mout->hp_out_nid[i])  in snd_hda_multi_out_analog_prepare()
3802 			snd_hda_codec_setup_stream(codec,  in snd_hda_multi_out_analog_prepare()
3803 						   mout->hp_out_nid[i],  in snd_hda_multi_out_analog_prepare()
3804 						   stream_tag, 0, format);  in snd_hda_multi_out_analog_prepare()
3807 	for (i = 1; i < mout->num_dacs; i++) {  in snd_hda_multi_out_analog_prepare()
3809 			snd_hda_codec_setup_stream(codec, nids[i], stream_tag,  in snd_hda_multi_out_analog_prepare()
3811 		else if (!mout->no_share_stream) /* copy front */  in snd_hda_multi_out_analog_prepare()
3812 			snd_hda_codec_setup_stream(codec, nids[i], stream_tag,  in snd_hda_multi_out_analog_prepare()
3813 						   0, format);  in snd_hda_multi_out_analog_prepare()
3817 	for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) {  in snd_hda_multi_out_analog_prepare()
3818 		int ch = 0;  in snd_hda_multi_out_analog_prepare()
3819 		if (!mout->extra_out_nid[i])  in snd_hda_multi_out_analog_prepare()
3823 		else if (!mout->no_share_stream)  in snd_hda_multi_out_analog_prepare()
3825 		snd_hda_codec_setup_stream(codec, mout->extra_out_nid[i],  in snd_hda_multi_out_analog_prepare()
3829 	return 0;  in snd_hda_multi_out_analog_prepare()
3834  * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out
3835  * @codec: the HDA codec
3838 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,  in snd_hda_multi_out_analog_cleanup()  argument
3841 	const hda_nid_t *nids = mout->dac_nids;  in snd_hda_multi_out_analog_cleanup()
3844 	for (i = 0; i < mout->num_dacs; i++)  in snd_hda_multi_out_analog_cleanup()
3845 		snd_hda_codec_cleanup_stream(codec, nids[i]);  in snd_hda_multi_out_analog_cleanup()
3846 	if (mout->hp_nid)  in snd_hda_multi_out_analog_cleanup()
3847 		snd_hda_codec_cleanup_stream(codec, mout->hp_nid);  in snd_hda_multi_out_analog_cleanup()
3848 	for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++)  in snd_hda_multi_out_analog_cleanup()
3849 		if (mout->hp_out_nid[i])  in snd_hda_multi_out_analog_cleanup()
3850 			snd_hda_codec_cleanup_stream(codec,  in snd_hda_multi_out_analog_cleanup()
3851 						     mout->hp_out_nid[i]);  in snd_hda_multi_out_analog_cleanup()
3852 	for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++)  in snd_hda_multi_out_analog_cleanup()
3853 		if (mout->extra_out_nid[i])  in snd_hda_multi_out_analog_cleanup()
3854 			snd_hda_codec_cleanup_stream(codec,  in snd_hda_multi_out_analog_cleanup()
3855 						     mout->extra_out_nid[i]);  in snd_hda_multi_out_analog_cleanup()
3856 	mutex_lock(&codec->spdif_mutex);  in snd_hda_multi_out_analog_cleanup()
3857 	if (mout->dig_out_nid && mout->dig_out_used == HDA_DIG_ANALOG_DUP) {  in snd_hda_multi_out_analog_cleanup()
3858 		cleanup_dig_out_stream(codec, mout->dig_out_nid);  in snd_hda_multi_out_analog_cleanup()
3859 		mout->dig_out_used = 0;  in snd_hda_multi_out_analog_cleanup()
3861 	mutex_unlock(&codec->spdif_mutex);  in snd_hda_multi_out_analog_cleanup()
3862 	return 0;  in snd_hda_multi_out_analog_cleanup()
3867  * snd_hda_get_default_vref - Get the default (mic) VREF pin bits
3868  * @codec: the HDA codec
3871  * Guess the suitable VREF pin bits to be set as the pin-control value.
3874 unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin)  in snd_hda_get_default_vref()  argument
3878 	oldval = snd_hda_codec_read(codec, pin, 0,  in snd_hda_get_default_vref()
3879 				    AC_VERB_GET_PIN_WIDGET_CONTROL, 0);  in snd_hda_get_default_vref()
3880 	pincap = snd_hda_query_pin_caps(codec, pin);  in snd_hda_get_default_vref()
3896  * snd_hda_correct_pin_ctl - correct the pin ctl value for matching with the pin cap
3897  * @codec: the HDA codec
3901 unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec,  in snd_hda_correct_pin_ctl()  argument
3913 		return 0;  in snd_hda_correct_pin_ctl()
3914 	cap = snd_hda_query_pin_caps(codec, pin);  in snd_hda_correct_pin_ctl()
3933 			for (i = 0; i < ARRAY_SIZE(cap_lists); i++) {  in snd_hda_correct_pin_ctl()
3934 				if (vref == cap_lists[i][0] &&  in snd_hda_correct_pin_ctl()
3936 					if (i == ARRAY_SIZE(cap_lists) - 1)  in snd_hda_correct_pin_ctl()
3939 						vref = cap_lists[i + 1][0];  in snd_hda_correct_pin_ctl()
3952  * _snd_hda_pin_ctl - Helper to set pin ctl value
3953  * @codec: the HDA codec
3956  * @cached: access over codec pinctl cache or direct write
3964 int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin,  in _snd_hda_set_pin_ctl()  argument
3967 	val = snd_hda_correct_pin_ctl(codec, pin, val);  in _snd_hda_set_pin_ctl()
3968 	snd_hda_codec_set_pin_target(codec, pin, val);  in _snd_hda_set_pin_ctl()
3970 		return snd_hda_codec_write_cache(codec, pin, 0,  in _snd_hda_set_pin_ctl()
3973 		return snd_hda_codec_write(codec, pin, 0,  in _snd_hda_set_pin_ctl()
3979  * snd_hda_add_imux_item - Add an item to input_mux
3980  * @codec: the HDA codec
3988  * to type_idx when non-NULL pointer is given.
3990 int snd_hda_add_imux_item(struct hda_codec *codec,  in snd_hda_add_imux_item()  argument
3994 	int i, label_idx = 0;  in snd_hda_add_imux_item()
3995 	if (imux->num_items >= HDA_MAX_NUM_INPUTS) {  in snd_hda_add_imux_item()
3996 		codec_err(codec, "hda_codec: Too many imux items!\n");  in snd_hda_add_imux_item()
3997 		return -EINVAL;  in snd_hda_add_imux_item()
3999 	for (i = 0; i < imux->num_items; i++) {  in snd_hda_add_imux_item()
4000 		if (!strncmp(label, imux->items[i].label, strlen(label)))  in snd_hda_add_imux_item()
4005 	if (label_idx > 0)  in snd_hda_add_imux_item()
4006 		snprintf(imux->items[imux->num_items].label,  in snd_hda_add_imux_item()
4007 			 sizeof(imux->items[imux->num_items].label),  in snd_hda_add_imux_item()
4010 		strlcpy(imux->items[imux->num_items].label, label,  in snd_hda_add_imux_item()
4011 			sizeof(imux->items[imux->num_items].label));  in snd_hda_add_imux_item()
4012 	imux->items[imux->num_items].index = index;  in snd_hda_add_imux_item()
4013 	imux->num_items++;  in snd_hda_add_imux_item()
4014 	return 0;  in snd_hda_add_imux_item()
4019  * snd_hda_bus_reset_codecs - Reset the bus
4020  * @bus: HD-audio bus
4024 	struct hda_codec *codec;  in snd_hda_bus_reset_codecs()  local
4026 	list_for_each_codec(codec, bus) {  in snd_hda_bus_reset_codecs()
4028 		if (current_work() != &codec->jackpoll_work.work)  in snd_hda_bus_reset_codecs()
4029 			cancel_delayed_work_sync(&codec->jackpoll_work);  in snd_hda_bus_reset_codecs()
4031 		if (hda_codec_is_power_on(codec)) {  in snd_hda_bus_reset_codecs()
4032 			hda_call_codec_suspend(codec);  in snd_hda_bus_reset_codecs()
4033 			hda_call_codec_resume(codec);  in snd_hda_bus_reset_codecs()
4040  * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer
4052 	for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++)  in snd_print_pcm_bits()
4054 			j += scnprintf(buf + j, buflen - j,  " %d", bits[i]);  in snd_print_pcm_bits()
4056 	buf[j] = '\0'; /* necessary when j == 0 */  in snd_print_pcm_bits()
4060 MODULE_DESCRIPTION("HDA codec core");