2 * Universal Interface for Intel High Definition Audio Codec
4 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
7 * This driver is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This driver is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <linux/init.h>
23 #include <linux/delay.h>
24 #include <linux/slab.h>
25 #include <linux/mutex.h>
26 #include <linux/module.h>
28 #include <linux/pm_runtime.h>
29 #include <sound/core.h>
30 #include "hda_codec.h"
31 #include <sound/asoundef.h>
32 #include <sound/tlv.h>
33 #include <sound/initval.h>
34 #include <sound/jack.h>
35 #include "hda_local.h"
38 #include <sound/hda_hwdep.h>
41 #define codec_in_pm(codec) atomic_read(&(codec)->core.in_pm)
42 #define hda_codec_is_power_on(codec) \
43 (!pm_runtime_suspended(hda_codec_dev(codec)))
45 #define codec_in_pm(codec) 0
46 #define hda_codec_is_power_on(codec) 1
49 #define codec_has_epss(codec) \
50 ((codec)->core.power_caps & AC_PWRST_EPSS)
51 #define codec_has_clkstop(codec) \
52 ((codec)->core.power_caps & AC_PWRST_CLKSTOP)
55 * Send and receive a verb - passed to exec_verb override for hdac_device
57 static int codec_exec_verb(struct hdac_device
*dev
, unsigned int cmd
,
58 unsigned int flags
, unsigned int *res
)
60 struct hda_codec
*codec
= container_of(dev
, struct hda_codec
, core
);
61 struct hda_bus
*bus
= codec
->bus
;
68 snd_hda_power_up_pm(codec
);
69 mutex_lock(&bus
->core
.cmd_mutex
);
70 if (flags
& HDA_RW_NO_RESPONSE_FALLBACK
)
71 bus
->no_response_fallback
= 1;
72 err
= snd_hdac_bus_exec_verb_unlocked(&bus
->core
, codec
->core
.addr
,
74 bus
->no_response_fallback
= 0;
75 mutex_unlock(&bus
->core
.cmd_mutex
);
76 snd_hda_power_down_pm(codec
);
77 if (!codec_in_pm(codec
) && res
&& err
== -EAGAIN
) {
78 if (bus
->response_reset
) {
80 "resetting BUS due to fatal communication error\n");
81 snd_hda_bus_reset(bus
);
85 /* clear reset-flag when the communication gets recovered */
86 if (!err
|| codec_in_pm(codec
))
87 bus
->response_reset
= 0;
92 * snd_hda_sequence_write - sequence writes
93 * @codec: the HDA codec
94 * @seq: VERB array to send
96 * Send the commands sequentially from the given array.
97 * The array must be terminated with NID=0.
99 void snd_hda_sequence_write(struct hda_codec
*codec
, const struct hda_verb
*seq
)
101 for (; seq
->nid
; seq
++)
102 snd_hda_codec_write(codec
, seq
->nid
, 0, seq
->verb
, seq
->param
);
104 EXPORT_SYMBOL_GPL(snd_hda_sequence_write
);
106 /* connection list element */
107 struct hda_conn_list
{
108 struct list_head list
;
114 /* look up the cached results */
115 static struct hda_conn_list
*
116 lookup_conn_list(struct hda_codec
*codec
, hda_nid_t nid
)
118 struct hda_conn_list
*p
;
119 list_for_each_entry(p
, &codec
->conn_list
, list
) {
126 static int add_conn_list(struct hda_codec
*codec
, hda_nid_t nid
, int len
,
127 const hda_nid_t
*list
)
129 struct hda_conn_list
*p
;
131 p
= kmalloc(sizeof(*p
) + len
* sizeof(hda_nid_t
), GFP_KERNEL
);
136 memcpy(p
->conns
, list
, len
* sizeof(hda_nid_t
));
137 list_add(&p
->list
, &codec
->conn_list
);
141 static void remove_conn_list(struct hda_codec
*codec
)
143 while (!list_empty(&codec
->conn_list
)) {
144 struct hda_conn_list
*p
;
145 p
= list_first_entry(&codec
->conn_list
, typeof(*p
), list
);
151 /* read the connection and add to the cache */
152 static int read_and_add_raw_conns(struct hda_codec
*codec
, hda_nid_t nid
)
155 hda_nid_t
*result
= list
;
158 len
= snd_hda_get_raw_connections(codec
, nid
, list
, ARRAY_SIZE(list
));
159 if (len
== -ENOSPC
) {
160 len
= snd_hda_get_num_raw_conns(codec
, nid
);
161 result
= kmalloc(sizeof(hda_nid_t
) * len
, GFP_KERNEL
);
164 len
= snd_hda_get_raw_connections(codec
, nid
, result
, len
);
167 len
= snd_hda_override_conn_list(codec
, nid
, len
, result
);
174 * snd_hda_get_conn_list - get connection list
175 * @codec: the HDA codec
177 * @listp: the pointer to store NID list
179 * Parses the connection list of the given widget and stores the pointer
180 * to the list of NIDs.
182 * Returns the number of connections, or a negative error code.
184 * Note that the returned pointer isn't protected against the list
185 * modification. If snd_hda_override_conn_list() might be called
186 * concurrently, protect with a mutex appropriately.
188 int snd_hda_get_conn_list(struct hda_codec
*codec
, hda_nid_t nid
,
189 const hda_nid_t
**listp
)
195 const struct hda_conn_list
*p
;
197 /* if the connection-list is already cached, read it */
198 p
= lookup_conn_list(codec
, nid
);
204 if (snd_BUG_ON(added
))
207 err
= read_and_add_raw_conns(codec
, nid
);
213 EXPORT_SYMBOL_GPL(snd_hda_get_conn_list
);
216 * snd_hda_get_connections - copy connection list
217 * @codec: the HDA codec
219 * @conn_list: connection list array; when NULL, checks only the size
220 * @max_conns: max. number of connections to store
222 * Parses the connection list of the given widget and stores the list
225 * Returns the number of connections, or a negative error code.
227 int snd_hda_get_connections(struct hda_codec
*codec
, hda_nid_t nid
,
228 hda_nid_t
*conn_list
, int max_conns
)
230 const hda_nid_t
*list
;
231 int len
= snd_hda_get_conn_list(codec
, nid
, &list
);
233 if (len
> 0 && conn_list
) {
234 if (len
> max_conns
) {
235 codec_err(codec
, "Too many connections %d for NID 0x%x\n",
239 memcpy(conn_list
, list
, len
* sizeof(hda_nid_t
));
244 EXPORT_SYMBOL_GPL(snd_hda_get_connections
);
247 * snd_hda_override_conn_list - add/modify the connection-list to cache
248 * @codec: the HDA codec
250 * @len: number of connection list entries
251 * @list: the list of connection entries
253 * Add or modify the given connection-list to the cache. If the corresponding
254 * cache already exists, invalidate it and append a new one.
256 * Returns zero or a negative error code.
258 int snd_hda_override_conn_list(struct hda_codec
*codec
, hda_nid_t nid
, int len
,
259 const hda_nid_t
*list
)
261 struct hda_conn_list
*p
;
263 p
= lookup_conn_list(codec
, nid
);
269 return add_conn_list(codec
, nid
, len
, list
);
271 EXPORT_SYMBOL_GPL(snd_hda_override_conn_list
);
274 * snd_hda_get_conn_index - get the connection index of the given NID
275 * @codec: the HDA codec
276 * @mux: NID containing the list
277 * @nid: NID to select
278 * @recursive: 1 when searching NID recursively, otherwise 0
280 * Parses the connection list of the widget @mux and checks whether the
281 * widget @nid is present. If it is, return the connection index.
282 * Otherwise it returns -1.
284 int snd_hda_get_conn_index(struct hda_codec
*codec
, hda_nid_t mux
,
285 hda_nid_t nid
, int recursive
)
287 const hda_nid_t
*conn
;
290 nums
= snd_hda_get_conn_list(codec
, mux
, &conn
);
291 for (i
= 0; i
< nums
; i
++)
296 if (recursive
> 10) {
297 codec_dbg(codec
, "too deep connection for 0x%x\n", nid
);
301 for (i
= 0; i
< nums
; i
++) {
302 unsigned int type
= get_wcaps_type(get_wcaps(codec
, conn
[i
]));
303 if (type
== AC_WID_PIN
|| type
== AC_WID_AUD_OUT
)
305 if (snd_hda_get_conn_index(codec
, conn
[i
], nid
, recursive
) >= 0)
310 EXPORT_SYMBOL_GPL(snd_hda_get_conn_index
);
313 * snd_hda_get_num_devices - get DEVLIST_LEN parameter of the given widget
314 * @codec: the HDA codec
315 * @nid: NID of the pin to parse
317 * Get the device entry number on the given widget. This is a feature of
318 * DP MST audio. Each pin can have several device entries in it.
320 unsigned int snd_hda_get_num_devices(struct hda_codec
*codec
, hda_nid_t nid
)
322 unsigned int wcaps
= get_wcaps(codec
, nid
);
325 if (!codec
->dp_mst
|| !(wcaps
& AC_WCAP_DIGITAL
) ||
326 get_wcaps_type(wcaps
) != AC_WID_PIN
)
329 parm
= snd_hdac_read_parm_uncached(&codec
->core
, nid
, AC_PAR_DEVLIST_LEN
);
332 return parm
& AC_DEV_LIST_LEN_MASK
;
334 EXPORT_SYMBOL_GPL(snd_hda_get_num_devices
);
337 * snd_hda_get_devices - copy device list without cache
338 * @codec: the HDA codec
339 * @nid: NID of the pin to parse
340 * @dev_list: device list array
341 * @max_devices: max. number of devices to store
343 * Copy the device list. This info is dynamic and so not cached.
344 * Currently called only from hda_proc.c, so not exported.
346 int snd_hda_get_devices(struct hda_codec
*codec
, hda_nid_t nid
,
347 u8
*dev_list
, int max_devices
)
350 int i
, dev_len
, devices
;
352 parm
= snd_hda_get_num_devices(codec
, nid
);
353 if (!parm
) /* not multi-stream capable */
357 dev_len
= dev_len
< max_devices
? dev_len
: max_devices
;
360 while (devices
< dev_len
) {
361 if (snd_hdac_read(&codec
->core
, nid
,
362 AC_VERB_GET_DEVICE_LIST
, devices
, &parm
))
365 for (i
= 0; i
< 8; i
++) {
366 dev_list
[devices
] = (u8
)parm
;
369 if (devices
>= dev_len
)
377 * snd_hda_get_dev_select - get device entry select on the pin
378 * @codec: the HDA codec
379 * @nid: NID of the pin to get device entry select
381 * Get the devcie entry select on the pin. Return the device entry
382 * id selected on the pin. Return 0 means the first device entry
383 * is selected or MST is not supported.
385 int snd_hda_get_dev_select(struct hda_codec
*codec
, hda_nid_t nid
)
387 /* not support dp_mst will always return 0, using first dev_entry */
391 return snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DEVICE_SEL
, 0);
393 EXPORT_SYMBOL_GPL(snd_hda_get_dev_select
);
396 * snd_hda_set_dev_select - set device entry select on the pin
397 * @codec: the HDA codec
398 * @nid: NID of the pin to set device entry select
399 * @dev_id: device entry id to be set
401 * Set the device entry select on the pin nid.
403 int snd_hda_set_dev_select(struct hda_codec
*codec
, hda_nid_t nid
, int dev_id
)
405 int ret
, num_devices
;
407 /* not support dp_mst will always return 0, using first dev_entry */
411 /* AC_PAR_DEVLIST_LEN is 0 based. */
412 num_devices
= snd_hda_get_num_devices(codec
, nid
) + 1;
413 /* If Device List Length is 0 (num_device = 1),
414 * the pin is not multi stream capable.
415 * Do nothing in this case.
417 if (num_devices
== 1)
420 /* Behavior of setting index being equal to or greater than
421 * Device List Length is not predictable
423 if (num_devices
<= dev_id
)
426 ret
= snd_hda_codec_write(codec
, nid
, 0,
427 AC_VERB_SET_DEVICE_SEL
, dev_id
);
431 EXPORT_SYMBOL_GPL(snd_hda_set_dev_select
);
434 * read widget caps for each widget and store in cache
436 static int read_widget_caps(struct hda_codec
*codec
, hda_nid_t fg_node
)
441 codec
->wcaps
= kmalloc(codec
->core
.num_nodes
* 4, GFP_KERNEL
);
444 nid
= codec
->core
.start_nid
;
445 for (i
= 0; i
< codec
->core
.num_nodes
; i
++, nid
++)
446 codec
->wcaps
[i
] = snd_hdac_read_parm_uncached(&codec
->core
,
447 nid
, AC_PAR_AUDIO_WIDGET_CAP
);
451 /* read all pin default configurations and save codec->init_pins */
452 static int read_pin_defaults(struct hda_codec
*codec
)
456 for_each_hda_codec_node(nid
, codec
) {
457 struct hda_pincfg
*pin
;
458 unsigned int wcaps
= get_wcaps(codec
, nid
);
459 unsigned int wid_type
= get_wcaps_type(wcaps
);
460 if (wid_type
!= AC_WID_PIN
)
462 pin
= snd_array_new(&codec
->init_pins
);
466 pin
->cfg
= snd_hda_codec_read(codec
, nid
, 0,
467 AC_VERB_GET_CONFIG_DEFAULT
, 0);
469 * all device entries are the same widget control so far
470 * fixme: if any codec is different, need fix here
472 pin
->ctrl
= snd_hda_codec_read(codec
, nid
, 0,
473 AC_VERB_GET_PIN_WIDGET_CONTROL
,
479 /* look up the given pin config list and return the item matching with NID */
480 static struct hda_pincfg
*look_up_pincfg(struct hda_codec
*codec
,
481 struct snd_array
*array
,
485 for (i
= 0; i
< array
->used
; i
++) {
486 struct hda_pincfg
*pin
= snd_array_elem(array
, i
);
493 /* set the current pin config value for the given NID.
494 * the value is cached, and read via snd_hda_codec_get_pincfg()
496 int snd_hda_add_pincfg(struct hda_codec
*codec
, struct snd_array
*list
,
497 hda_nid_t nid
, unsigned int cfg
)
499 struct hda_pincfg
*pin
;
501 /* the check below may be invalid when pins are added by a fixup
502 * dynamically (e.g. via snd_hda_codec_update_widgets()), so disabled
506 if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
510 pin
= look_up_pincfg(codec
, list
, nid
);
512 pin
= snd_array_new(list
);
522 * snd_hda_codec_set_pincfg - Override a pin default configuration
523 * @codec: the HDA codec
524 * @nid: NID to set the pin config
525 * @cfg: the pin default config value
527 * Override a pin default configuration value in the cache.
528 * This value can be read by snd_hda_codec_get_pincfg() in a higher
529 * priority than the real hardware value.
531 int snd_hda_codec_set_pincfg(struct hda_codec
*codec
,
532 hda_nid_t nid
, unsigned int cfg
)
534 return snd_hda_add_pincfg(codec
, &codec
->driver_pins
, nid
, cfg
);
536 EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg
);
539 * snd_hda_codec_get_pincfg - Obtain a pin-default configuration
540 * @codec: the HDA codec
541 * @nid: NID to get the pin config
543 * Get the current pin config value of the given pin NID.
544 * If the pincfg value is cached or overridden via sysfs or driver,
545 * returns the cached value.
547 unsigned int snd_hda_codec_get_pincfg(struct hda_codec
*codec
, hda_nid_t nid
)
549 struct hda_pincfg
*pin
;
551 #ifdef CONFIG_SND_HDA_RECONFIG
553 unsigned int cfg
= 0;
554 mutex_lock(&codec
->user_mutex
);
555 pin
= look_up_pincfg(codec
, &codec
->user_pins
, nid
);
558 mutex_unlock(&codec
->user_mutex
);
563 pin
= look_up_pincfg(codec
, &codec
->driver_pins
, nid
);
566 pin
= look_up_pincfg(codec
, &codec
->init_pins
, nid
);
571 EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg
);
574 * snd_hda_codec_set_pin_target - remember the current pinctl target value
575 * @codec: the HDA codec
577 * @val: assigned pinctl value
579 * This function stores the given value to a pinctl target value in the
580 * pincfg table. This isn't always as same as the actually written value
581 * but can be referred at any time via snd_hda_codec_get_pin_target().
583 int snd_hda_codec_set_pin_target(struct hda_codec
*codec
, hda_nid_t nid
,
586 struct hda_pincfg
*pin
;
588 pin
= look_up_pincfg(codec
, &codec
->init_pins
, nid
);
594 EXPORT_SYMBOL_GPL(snd_hda_codec_set_pin_target
);
597 * snd_hda_codec_get_pin_target - return the current pinctl target value
598 * @codec: the HDA codec
601 int snd_hda_codec_get_pin_target(struct hda_codec
*codec
, hda_nid_t nid
)
603 struct hda_pincfg
*pin
;
605 pin
= look_up_pincfg(codec
, &codec
->init_pins
, nid
);
610 EXPORT_SYMBOL_GPL(snd_hda_codec_get_pin_target
);
613 * snd_hda_shutup_pins - Shut up all pins
614 * @codec: the HDA codec
616 * Clear all pin controls to shup up before suspend for avoiding click noise.
617 * The controls aren't cached so that they can be resumed properly.
619 void snd_hda_shutup_pins(struct hda_codec
*codec
)
622 /* don't shut up pins when unloading the driver; otherwise it breaks
623 * the default pin setup at the next load of the driver
625 if (codec
->bus
->shutdown
)
627 for (i
= 0; i
< codec
->init_pins
.used
; i
++) {
628 struct hda_pincfg
*pin
= snd_array_elem(&codec
->init_pins
, i
);
629 /* use read here for syncing after issuing each verb */
630 snd_hda_codec_read(codec
, pin
->nid
, 0,
631 AC_VERB_SET_PIN_WIDGET_CONTROL
, 0);
633 codec
->pins_shutup
= 1;
635 EXPORT_SYMBOL_GPL(snd_hda_shutup_pins
);
638 /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */
639 static void restore_shutup_pins(struct hda_codec
*codec
)
642 if (!codec
->pins_shutup
)
644 if (codec
->bus
->shutdown
)
646 for (i
= 0; i
< codec
->init_pins
.used
; i
++) {
647 struct hda_pincfg
*pin
= snd_array_elem(&codec
->init_pins
, i
);
648 snd_hda_codec_write(codec
, pin
->nid
, 0,
649 AC_VERB_SET_PIN_WIDGET_CONTROL
,
652 codec
->pins_shutup
= 0;
656 static void hda_jackpoll_work(struct work_struct
*work
)
658 struct hda_codec
*codec
=
659 container_of(work
, struct hda_codec
, jackpoll_work
.work
);
661 snd_hda_jack_set_dirty_all(codec
);
662 snd_hda_jack_poll_all(codec
);
664 if (!codec
->jackpoll_interval
)
667 schedule_delayed_work(&codec
->jackpoll_work
,
668 codec
->jackpoll_interval
);
671 /* release all pincfg lists */
672 static void free_init_pincfgs(struct hda_codec
*codec
)
674 snd_array_free(&codec
->driver_pins
);
675 #ifdef CONFIG_SND_HDA_RECONFIG
676 snd_array_free(&codec
->user_pins
);
678 snd_array_free(&codec
->init_pins
);
682 * audio-converter setup caches
684 struct hda_cvt_setup
{
689 unsigned char active
; /* cvt is currently used */
690 unsigned char dirty
; /* setups should be cleared */
693 /* get or create a cache entry for the given audio converter NID */
694 static struct hda_cvt_setup
*
695 get_hda_cvt_setup(struct hda_codec
*codec
, hda_nid_t nid
)
697 struct hda_cvt_setup
*p
;
700 for (i
= 0; i
< codec
->cvt_setups
.used
; i
++) {
701 p
= snd_array_elem(&codec
->cvt_setups
, i
);
705 p
= snd_array_new(&codec
->cvt_setups
);
714 static void release_pcm(struct kref
*kref
)
716 struct hda_pcm
*pcm
= container_of(kref
, struct hda_pcm
, kref
);
719 snd_device_free(pcm
->codec
->card
, pcm
->pcm
);
720 clear_bit(pcm
->device
, pcm
->codec
->bus
->pcm_dev_bits
);
725 void snd_hda_codec_pcm_put(struct hda_pcm
*pcm
)
727 kref_put(&pcm
->kref
, release_pcm
);
729 EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_put
);
731 struct hda_pcm
*snd_hda_codec_pcm_new(struct hda_codec
*codec
,
732 const char *fmt
, ...)
737 pcm
= kzalloc(sizeof(*pcm
), GFP_KERNEL
);
742 kref_init(&pcm
->kref
);
744 pcm
->name
= kvasprintf(GFP_KERNEL
, fmt
, args
);
751 list_add_tail(&pcm
->list
, &codec
->pcm_list_head
);
754 EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_new
);
759 static void codec_release_pcms(struct hda_codec
*codec
)
761 struct hda_pcm
*pcm
, *n
;
763 list_for_each_entry_safe(pcm
, n
, &codec
->pcm_list_head
, list
) {
764 list_del_init(&pcm
->list
);
766 snd_device_disconnect(codec
->card
, pcm
->pcm
);
767 snd_hda_codec_pcm_put(pcm
);
771 void snd_hda_codec_cleanup_for_unbind(struct hda_codec
*codec
)
773 if (codec
->registered
) {
774 /* pm_runtime_put() is called in snd_hdac_device_exit() */
775 pm_runtime_get_noresume(hda_codec_dev(codec
));
776 pm_runtime_disable(hda_codec_dev(codec
));
777 codec
->registered
= 0;
780 cancel_delayed_work_sync(&codec
->jackpoll_work
);
781 if (!codec
->in_freeing
)
782 snd_hda_ctls_clear(codec
);
783 codec_release_pcms(codec
);
784 snd_hda_detach_beep_device(codec
);
785 memset(&codec
->patch_ops
, 0, sizeof(codec
->patch_ops
));
786 snd_hda_jack_tbl_clear(codec
);
787 codec
->proc_widget_hook
= NULL
;
790 /* free only driver_pins so that init_pins + user_pins are restored */
791 snd_array_free(&codec
->driver_pins
);
792 snd_array_free(&codec
->cvt_setups
);
793 snd_array_free(&codec
->spdif_out
);
794 snd_array_free(&codec
->verbs
);
795 codec
->preset
= NULL
;
796 codec
->slave_dig_outs
= NULL
;
797 codec
->spdif_status_reset
= 0;
798 snd_array_free(&codec
->mixers
);
799 snd_array_free(&codec
->nids
);
800 remove_conn_list(codec
);
801 snd_hdac_regmap_exit(&codec
->core
);
804 static unsigned int hda_set_power_state(struct hda_codec
*codec
,
805 unsigned int power_state
);
807 /* also called from hda_bind.c */
808 void snd_hda_codec_register(struct hda_codec
*codec
)
810 if (codec
->registered
)
812 if (device_is_registered(hda_codec_dev(codec
))) {
813 snd_hda_register_beep_device(codec
);
814 snd_hdac_link_power(&codec
->core
, true);
815 pm_runtime_enable(hda_codec_dev(codec
));
816 /* it was powered up in snd_hda_codec_new(), now all done */
817 snd_hda_power_down(codec
);
818 codec
->registered
= 1;
822 static int snd_hda_codec_dev_register(struct snd_device
*device
)
824 snd_hda_codec_register(device
->device_data
);
828 static int snd_hda_codec_dev_disconnect(struct snd_device
*device
)
830 struct hda_codec
*codec
= device
->device_data
;
832 snd_hda_detach_beep_device(codec
);
836 static int snd_hda_codec_dev_free(struct snd_device
*device
)
838 struct hda_codec
*codec
= device
->device_data
;
840 codec
->in_freeing
= 1;
841 snd_hdac_device_unregister(&codec
->core
);
842 snd_hdac_link_power(&codec
->core
, false);
843 put_device(hda_codec_dev(codec
));
847 static void snd_hda_codec_dev_release(struct device
*dev
)
849 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
851 free_init_pincfgs(codec
);
852 snd_hdac_device_exit(&codec
->core
);
853 snd_hda_sysfs_clear(codec
);
854 kfree(codec
->modelname
);
860 * snd_hda_codec_new - create a HDA codec
861 * @bus: the bus to assign
862 * @codec_addr: the codec address
863 * @codecp: the pointer to store the generated codec
865 * Returns 0 if successful, or a negative error code.
867 int snd_hda_codec_new(struct hda_bus
*bus
, struct snd_card
*card
,
868 unsigned int codec_addr
, struct hda_codec
**codecp
)
870 struct hda_codec
*codec
;
874 static struct snd_device_ops dev_ops
= {
875 .dev_register
= snd_hda_codec_dev_register
,
876 .dev_disconnect
= snd_hda_codec_dev_disconnect
,
877 .dev_free
= snd_hda_codec_dev_free
,
880 if (snd_BUG_ON(!bus
))
882 if (snd_BUG_ON(codec_addr
> HDA_MAX_CODEC_ADDRESS
))
885 codec
= kzalloc(sizeof(*codec
), GFP_KERNEL
);
889 sprintf(component
, "hdaudioC%dD%d", card
->number
, codec_addr
);
890 err
= snd_hdac_device_init(&codec
->core
, &bus
->core
, component
,
897 codec
->core
.dev
.release
= snd_hda_codec_dev_release
;
898 codec
->core
.type
= HDA_DEV_LEGACY
;
899 codec
->core
.exec_verb
= codec_exec_verb
;
903 codec
->addr
= codec_addr
;
904 mutex_init(&codec
->spdif_mutex
);
905 mutex_init(&codec
->control_mutex
);
906 snd_array_init(&codec
->mixers
, sizeof(struct hda_nid_item
), 32);
907 snd_array_init(&codec
->nids
, sizeof(struct hda_nid_item
), 32);
908 snd_array_init(&codec
->init_pins
, sizeof(struct hda_pincfg
), 16);
909 snd_array_init(&codec
->driver_pins
, sizeof(struct hda_pincfg
), 16);
910 snd_array_init(&codec
->cvt_setups
, sizeof(struct hda_cvt_setup
), 8);
911 snd_array_init(&codec
->spdif_out
, sizeof(struct hda_spdif_out
), 16);
912 snd_array_init(&codec
->jacktbl
, sizeof(struct hda_jack_tbl
), 16);
913 snd_array_init(&codec
->verbs
, sizeof(struct hda_verb
*), 8);
914 INIT_LIST_HEAD(&codec
->conn_list
);
915 INIT_LIST_HEAD(&codec
->pcm_list_head
);
917 INIT_DELAYED_WORK(&codec
->jackpoll_work
, hda_jackpoll_work
);
918 codec
->depop_delay
= -1;
919 codec
->fixup_id
= HDA_FIXUP_ID_NOT_SET
;
922 codec
->power_jiffies
= jiffies
;
925 snd_hda_sysfs_init(codec
);
927 if (codec
->bus
->modelname
) {
928 codec
->modelname
= kstrdup(codec
->bus
->modelname
, GFP_KERNEL
);
929 if (!codec
->modelname
) {
935 fg
= codec
->core
.afg
? codec
->core
.afg
: codec
->core
.mfg
;
936 err
= read_widget_caps(codec
, fg
);
939 err
= read_pin_defaults(codec
);
943 /* power-up all before initialization */
944 hda_set_power_state(codec
, AC_PWRST_D0
);
946 snd_hda_codec_proc_new(codec
);
948 snd_hda_create_hwdep(codec
);
950 sprintf(component
, "HDA:%08x,%08x,%08x", codec
->core
.vendor_id
,
951 codec
->core
.subsystem_id
, codec
->core
.revision_id
);
952 snd_component_add(card
, component
);
954 err
= snd_device_new(card
, SNDRV_DEV_CODEC
, codec
, &dev_ops
);
963 put_device(hda_codec_dev(codec
));
966 EXPORT_SYMBOL_GPL(snd_hda_codec_new
);
969 * snd_hda_codec_update_widgets - Refresh widget caps and pin defaults
970 * @codec: the HDA codec
972 * Forcibly refresh the all widget caps and the init pin configurations of
975 int snd_hda_codec_update_widgets(struct hda_codec
*codec
)
980 err
= snd_hdac_refresh_widget_sysfs(&codec
->core
);
984 /* Assume the function group node does not change,
985 * only the widget nodes may change.
988 fg
= codec
->core
.afg
? codec
->core
.afg
: codec
->core
.mfg
;
989 err
= read_widget_caps(codec
, fg
);
993 snd_array_free(&codec
->init_pins
);
994 err
= read_pin_defaults(codec
);
998 EXPORT_SYMBOL_GPL(snd_hda_codec_update_widgets
);
1000 /* update the stream-id if changed */
1001 static void update_pcm_stream_id(struct hda_codec
*codec
,
1002 struct hda_cvt_setup
*p
, hda_nid_t nid
,
1003 u32 stream_tag
, int channel_id
)
1005 unsigned int oldval
, newval
;
1007 if (p
->stream_tag
!= stream_tag
|| p
->channel_id
!= channel_id
) {
1008 oldval
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONV
, 0);
1009 newval
= (stream_tag
<< 4) | channel_id
;
1010 if (oldval
!= newval
)
1011 snd_hda_codec_write(codec
, nid
, 0,
1012 AC_VERB_SET_CHANNEL_STREAMID
,
1014 p
->stream_tag
= stream_tag
;
1015 p
->channel_id
= channel_id
;
1019 /* update the format-id if changed */
1020 static void update_pcm_format(struct hda_codec
*codec
, struct hda_cvt_setup
*p
,
1021 hda_nid_t nid
, int format
)
1023 unsigned int oldval
;
1025 if (p
->format_id
!= format
) {
1026 oldval
= snd_hda_codec_read(codec
, nid
, 0,
1027 AC_VERB_GET_STREAM_FORMAT
, 0);
1028 if (oldval
!= format
) {
1030 snd_hda_codec_write(codec
, nid
, 0,
1031 AC_VERB_SET_STREAM_FORMAT
,
1034 p
->format_id
= format
;
1039 * snd_hda_codec_setup_stream - set up the codec for streaming
1040 * @codec: the CODEC to set up
1041 * @nid: the NID to set up
1042 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
1043 * @channel_id: channel id to pass, zero based.
1044 * @format: stream format.
1046 void snd_hda_codec_setup_stream(struct hda_codec
*codec
, hda_nid_t nid
,
1048 int channel_id
, int format
)
1050 struct hda_codec
*c
;
1051 struct hda_cvt_setup
*p
;
1059 "hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
1060 nid
, stream_tag
, channel_id
, format
);
1061 p
= get_hda_cvt_setup(codec
, nid
);
1065 if (codec
->patch_ops
.stream_pm
)
1066 codec
->patch_ops
.stream_pm(codec
, nid
, true);
1067 if (codec
->pcm_format_first
)
1068 update_pcm_format(codec
, p
, nid
, format
);
1069 update_pcm_stream_id(codec
, p
, nid
, stream_tag
, channel_id
);
1070 if (!codec
->pcm_format_first
)
1071 update_pcm_format(codec
, p
, nid
, format
);
1076 /* make other inactive cvts with the same stream-tag dirty */
1077 type
= get_wcaps_type(get_wcaps(codec
, nid
));
1078 list_for_each_codec(c
, codec
->bus
) {
1079 for (i
= 0; i
< c
->cvt_setups
.used
; i
++) {
1080 p
= snd_array_elem(&c
->cvt_setups
, i
);
1081 if (!p
->active
&& p
->stream_tag
== stream_tag
&&
1082 get_wcaps_type(get_wcaps(c
, p
->nid
)) == type
)
1087 EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream
);
1089 static void really_cleanup_stream(struct hda_codec
*codec
,
1090 struct hda_cvt_setup
*q
);
1093 * __snd_hda_codec_cleanup_stream - clean up the codec for closing
1094 * @codec: the CODEC to clean up
1095 * @nid: the NID to clean up
1096 * @do_now: really clean up the stream instead of clearing the active flag
1098 void __snd_hda_codec_cleanup_stream(struct hda_codec
*codec
, hda_nid_t nid
,
1101 struct hda_cvt_setup
*p
;
1106 if (codec
->no_sticky_stream
)
1109 codec_dbg(codec
, "hda_codec_cleanup_stream: NID=0x%x\n", nid
);
1110 p
= get_hda_cvt_setup(codec
, nid
);
1112 /* here we just clear the active flag when do_now isn't set;
1113 * actual clean-ups will be done later in
1114 * purify_inactive_streams() called from snd_hda_codec_prpapre()
1117 really_cleanup_stream(codec
, p
);
1122 EXPORT_SYMBOL_GPL(__snd_hda_codec_cleanup_stream
);
1124 static void really_cleanup_stream(struct hda_codec
*codec
,
1125 struct hda_cvt_setup
*q
)
1127 hda_nid_t nid
= q
->nid
;
1128 if (q
->stream_tag
|| q
->channel_id
)
1129 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CHANNEL_STREAMID
, 0);
1131 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_STREAM_FORMAT
, 0
1133 memset(q
, 0, sizeof(*q
));
1135 if (codec
->patch_ops
.stream_pm
)
1136 codec
->patch_ops
.stream_pm(codec
, nid
, false);
1139 /* clean up the all conflicting obsolete streams */
1140 static void purify_inactive_streams(struct hda_codec
*codec
)
1142 struct hda_codec
*c
;
1145 list_for_each_codec(c
, codec
->bus
) {
1146 for (i
= 0; i
< c
->cvt_setups
.used
; i
++) {
1147 struct hda_cvt_setup
*p
;
1148 p
= snd_array_elem(&c
->cvt_setups
, i
);
1150 really_cleanup_stream(c
, p
);
1156 /* clean up all streams; called from suspend */
1157 static void hda_cleanup_all_streams(struct hda_codec
*codec
)
1161 for (i
= 0; i
< codec
->cvt_setups
.used
; i
++) {
1162 struct hda_cvt_setup
*p
= snd_array_elem(&codec
->cvt_setups
, i
);
1164 really_cleanup_stream(codec
, p
);
1170 * amp access functions
1174 * query_amp_caps - query AMP capabilities
1175 * @codec: the HD-auio codec
1176 * @nid: the NID to query
1177 * @direction: either #HDA_INPUT or #HDA_OUTPUT
1179 * Query AMP capabilities for the given widget and direction.
1180 * Returns the obtained capability bits.
1182 * When cap bits have been already read, this doesn't read again but
1183 * returns the cached value.
1185 u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
)
1187 if (!(get_wcaps(codec
, nid
) & AC_WCAP_AMP_OVRD
))
1188 nid
= codec
->core
.afg
;
1189 return snd_hda_param_read(codec
, nid
,
1190 direction
== HDA_OUTPUT
?
1191 AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
);
1193 EXPORT_SYMBOL_GPL(query_amp_caps
);
1196 * snd_hda_check_amp_caps - query AMP capabilities
1197 * @codec: the HD-audio codec
1198 * @nid: the NID to query
1199 * @dir: either #HDA_INPUT or #HDA_OUTPUT
1200 * @bits: bit mask to check the result
1202 * Check whether the widget has the given amp capability for the direction.
1204 bool snd_hda_check_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
,
1205 int dir
, unsigned int bits
)
1209 if (get_wcaps(codec
, nid
) & (1 << (dir
+ 1)))
1210 if (query_amp_caps(codec
, nid
, dir
) & bits
)
1214 EXPORT_SYMBOL_GPL(snd_hda_check_amp_caps
);
1217 * snd_hda_override_amp_caps - Override the AMP capabilities
1218 * @codec: the CODEC to clean up
1219 * @nid: the NID to clean up
1220 * @dir: either #HDA_INPUT or #HDA_OUTPUT
1221 * @caps: the capability bits to set
1223 * Override the cached AMP caps bits value by the given one.
1224 * This function is useful if the driver needs to adjust the AMP ranges,
1225 * e.g. limit to 0dB, etc.
1227 * Returns zero if successful or a negative error code.
1229 int snd_hda_override_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
1234 snd_hda_override_wcaps(codec
, nid
,
1235 get_wcaps(codec
, nid
) | AC_WCAP_AMP_OVRD
);
1236 parm
= dir
== HDA_OUTPUT
? AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
;
1237 return snd_hdac_override_parm(&codec
->core
, nid
, parm
, caps
);
1239 EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps
);
1242 * snd_hda_codec_amp_update - update the AMP mono value
1243 * @codec: HD-audio codec
1244 * @nid: NID to read the AMP value
1245 * @ch: channel to update (0 or 1)
1246 * @dir: #HDA_INPUT or #HDA_OUTPUT
1247 * @idx: the index value (only for input direction)
1248 * @mask: bit mask to set
1249 * @val: the bits value to set
1251 * Update the AMP values for the given channel, direction and index.
1253 int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
,
1254 int ch
, int dir
, int idx
, int mask
, int val
)
1256 unsigned int cmd
= snd_hdac_regmap_encode_amp(nid
, ch
, dir
, idx
);
1258 /* enable fake mute if no h/w mute but min=mute */
1259 if ((query_amp_caps(codec
, nid
, dir
) &
1260 (AC_AMPCAP_MUTE
| AC_AMPCAP_MIN_MUTE
)) == AC_AMPCAP_MIN_MUTE
)
1261 cmd
|= AC_AMP_FAKE_MUTE
;
1262 return snd_hdac_regmap_update_raw(&codec
->core
, cmd
, mask
, val
);
1264 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update
);
1267 * snd_hda_codec_amp_stereo - update the AMP stereo values
1268 * @codec: HD-audio codec
1269 * @nid: NID to read the AMP value
1270 * @direction: #HDA_INPUT or #HDA_OUTPUT
1271 * @idx: the index value (only for input direction)
1272 * @mask: bit mask to set
1273 * @val: the bits value to set
1275 * Update the AMP values like snd_hda_codec_amp_update(), but for a
1276 * stereo widget with the same mask and value.
1278 int snd_hda_codec_amp_stereo(struct hda_codec
*codec
, hda_nid_t nid
,
1279 int direction
, int idx
, int mask
, int val
)
1283 if (snd_BUG_ON(mask
& ~0xff))
1285 for (ch
= 0; ch
< 2; ch
++)
1286 ret
|= snd_hda_codec_amp_update(codec
, nid
, ch
, direction
,
1290 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo
);
1293 * snd_hda_codec_amp_init - initialize the AMP value
1294 * @codec: the HDA codec
1295 * @nid: NID to read the AMP value
1296 * @ch: channel (left=0 or right=1)
1297 * @dir: #HDA_INPUT or #HDA_OUTPUT
1298 * @idx: the index value (only for input direction)
1299 * @mask: bit mask to set
1300 * @val: the bits value to set
1302 * Works like snd_hda_codec_amp_update() but it writes the value only at
1303 * the first access. If the amp was already initialized / updated beforehand,
1304 * this does nothing.
1306 int snd_hda_codec_amp_init(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
1307 int dir
, int idx
, int mask
, int val
)
1311 if (!codec
->core
.regmap
)
1313 regcache_cache_only(codec
->core
.regmap
, true);
1314 orig
= snd_hda_codec_amp_read(codec
, nid
, ch
, dir
, idx
);
1315 regcache_cache_only(codec
->core
.regmap
, false);
1318 return snd_hda_codec_amp_update(codec
, nid
, ch
, dir
, idx
, mask
, val
);
1320 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init
);
1323 * snd_hda_codec_amp_init_stereo - initialize the stereo AMP value
1324 * @codec: the HDA codec
1325 * @nid: NID to read the AMP value
1326 * @dir: #HDA_INPUT or #HDA_OUTPUT
1327 * @idx: the index value (only for input direction)
1328 * @mask: bit mask to set
1329 * @val: the bits value to set
1331 * Call snd_hda_codec_amp_init() for both stereo channels.
1333 int snd_hda_codec_amp_init_stereo(struct hda_codec
*codec
, hda_nid_t nid
,
1334 int dir
, int idx
, int mask
, int val
)
1338 if (snd_BUG_ON(mask
& ~0xff))
1340 for (ch
= 0; ch
< 2; ch
++)
1341 ret
|= snd_hda_codec_amp_init(codec
, nid
, ch
, dir
,
1345 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init_stereo
);
1347 static u32
get_amp_max_value(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
1350 u32 caps
= query_amp_caps(codec
, nid
, dir
);
1352 caps
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
;
1359 * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer
1360 * @kcontrol: referred ctl element
1361 * @uinfo: pointer to get/store the data
1363 * The control element is supposed to have the private_value field
1364 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1366 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol
*kcontrol
,
1367 struct snd_ctl_elem_info
*uinfo
)
1369 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1370 u16 nid
= get_amp_nid(kcontrol
);
1371 u8 chs
= get_amp_channels(kcontrol
);
1372 int dir
= get_amp_direction(kcontrol
);
1373 unsigned int ofs
= get_amp_offset(kcontrol
);
1375 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
1376 uinfo
->count
= chs
== 3 ? 2 : 1;
1377 uinfo
->value
.integer
.min
= 0;
1378 uinfo
->value
.integer
.max
= get_amp_max_value(codec
, nid
, dir
, ofs
);
1379 if (!uinfo
->value
.integer
.max
) {
1381 "num_steps = 0 for NID=0x%x (ctl = %s)\n",
1382 nid
, kcontrol
->id
.name
);
1387 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info
);
1390 static inline unsigned int
1391 read_amp_value(struct hda_codec
*codec
, hda_nid_t nid
,
1392 int ch
, int dir
, int idx
, unsigned int ofs
)
1395 val
= snd_hda_codec_amp_read(codec
, nid
, ch
, dir
, idx
);
1396 val
&= HDA_AMP_VOLMASK
;
1405 update_amp_value(struct hda_codec
*codec
, hda_nid_t nid
,
1406 int ch
, int dir
, int idx
, unsigned int ofs
,
1409 unsigned int maxval
;
1413 /* ofs = 0: raw max value */
1414 maxval
= get_amp_max_value(codec
, nid
, dir
, 0);
1417 return snd_hda_codec_amp_update(codec
, nid
, ch
, dir
, idx
,
1418 HDA_AMP_VOLMASK
, val
);
1422 * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume
1423 * @kcontrol: ctl element
1424 * @ucontrol: pointer to get/store the data
1426 * The control element is supposed to have the private_value field
1427 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1429 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol
*kcontrol
,
1430 struct snd_ctl_elem_value
*ucontrol
)
1432 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1433 hda_nid_t nid
= get_amp_nid(kcontrol
);
1434 int chs
= get_amp_channels(kcontrol
);
1435 int dir
= get_amp_direction(kcontrol
);
1436 int idx
= get_amp_index(kcontrol
);
1437 unsigned int ofs
= get_amp_offset(kcontrol
);
1438 long *valp
= ucontrol
->value
.integer
.value
;
1441 *valp
++ = read_amp_value(codec
, nid
, 0, dir
, idx
, ofs
);
1443 *valp
= read_amp_value(codec
, nid
, 1, dir
, idx
, ofs
);
1446 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get
);
1449 * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume
1450 * @kcontrol: ctl element
1451 * @ucontrol: pointer to get/store the data
1453 * The control element is supposed to have the private_value field
1454 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1456 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol
*kcontrol
,
1457 struct snd_ctl_elem_value
*ucontrol
)
1459 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1460 hda_nid_t nid
= get_amp_nid(kcontrol
);
1461 int chs
= get_amp_channels(kcontrol
);
1462 int dir
= get_amp_direction(kcontrol
);
1463 int idx
= get_amp_index(kcontrol
);
1464 unsigned int ofs
= get_amp_offset(kcontrol
);
1465 long *valp
= ucontrol
->value
.integer
.value
;
1469 change
= update_amp_value(codec
, nid
, 0, dir
, idx
, ofs
, *valp
);
1473 change
|= update_amp_value(codec
, nid
, 1, dir
, idx
, ofs
, *valp
);
1476 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put
);
1478 /* inquiry the amp caps and convert to TLV */
1479 static void get_ctl_amp_tlv(struct snd_kcontrol
*kcontrol
, unsigned int *tlv
)
1481 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1482 hda_nid_t nid
= get_amp_nid(kcontrol
);
1483 int dir
= get_amp_direction(kcontrol
);
1484 unsigned int ofs
= get_amp_offset(kcontrol
);
1485 bool min_mute
= get_amp_min_mute(kcontrol
);
1486 u32 caps
, val1
, val2
;
1488 caps
= query_amp_caps(codec
, nid
, dir
);
1489 val2
= (caps
& AC_AMPCAP_STEP_SIZE
) >> AC_AMPCAP_STEP_SIZE_SHIFT
;
1490 val2
= (val2
+ 1) * 25;
1491 val1
= -((caps
& AC_AMPCAP_OFFSET
) >> AC_AMPCAP_OFFSET_SHIFT
);
1493 val1
= ((int)val1
) * ((int)val2
);
1494 if (min_mute
|| (caps
& AC_AMPCAP_MIN_MUTE
))
1495 val2
|= TLV_DB_SCALE_MUTE
;
1496 tlv
[0] = SNDRV_CTL_TLVT_DB_SCALE
;
1497 tlv
[1] = 2 * sizeof(unsigned int);
1503 * snd_hda_mixer_amp_tlv - TLV callback for a standard AMP mixer volume
1504 * @kcontrol: ctl element
1505 * @op_flag: operation flag
1506 * @size: byte size of input TLV
1509 * The control element is supposed to have the private_value field
1510 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1512 int snd_hda_mixer_amp_tlv(struct snd_kcontrol
*kcontrol
, int op_flag
,
1513 unsigned int size
, unsigned int __user
*_tlv
)
1515 unsigned int tlv
[4];
1517 if (size
< 4 * sizeof(unsigned int))
1519 get_ctl_amp_tlv(kcontrol
, tlv
);
1520 if (copy_to_user(_tlv
, tlv
, sizeof(tlv
)))
1524 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv
);
1527 * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control
1528 * @codec: HD-audio codec
1529 * @nid: NID of a reference widget
1530 * @dir: #HDA_INPUT or #HDA_OUTPUT
1531 * @tlv: TLV data to be stored, at least 4 elements
1533 * Set (static) TLV data for a virtual master volume using the AMP caps
1534 * obtained from the reference NID.
1535 * The volume range is recalculated as if the max volume is 0dB.
1537 void snd_hda_set_vmaster_tlv(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
1543 caps
= query_amp_caps(codec
, nid
, dir
);
1544 nums
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
;
1545 step
= (caps
& AC_AMPCAP_STEP_SIZE
) >> AC_AMPCAP_STEP_SIZE_SHIFT
;
1546 step
= (step
+ 1) * 25;
1547 tlv
[0] = SNDRV_CTL_TLVT_DB_SCALE
;
1548 tlv
[1] = 2 * sizeof(unsigned int);
1549 tlv
[2] = -nums
* step
;
1552 EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv
);
1554 /* find a mixer control element with the given name */
1555 static struct snd_kcontrol
*
1556 find_mixer_ctl(struct hda_codec
*codec
, const char *name
, int dev
, int idx
)
1558 struct snd_ctl_elem_id id
;
1559 memset(&id
, 0, sizeof(id
));
1560 id
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
1563 if (snd_BUG_ON(strlen(name
) >= sizeof(id
.name
)))
1565 strcpy(id
.name
, name
);
1566 return snd_ctl_find_id(codec
->card
, &id
);
1570 * snd_hda_find_mixer_ctl - Find a mixer control element with the given name
1571 * @codec: HD-audio codec
1572 * @name: ctl id name string
1574 * Get the control element with the given id string and IFACE_MIXER.
1576 struct snd_kcontrol
*snd_hda_find_mixer_ctl(struct hda_codec
*codec
,
1579 return find_mixer_ctl(codec
, name
, 0, 0);
1581 EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl
);
1583 static int find_empty_mixer_ctl_idx(struct hda_codec
*codec
, const char *name
,
1587 /* 16 ctlrs should be large enough */
1588 for (i
= 0, idx
= start_idx
; i
< 16; i
++, idx
++) {
1589 if (!find_mixer_ctl(codec
, name
, 0, idx
))
1596 * snd_hda_ctl_add - Add a control element and assign to the codec
1597 * @codec: HD-audio codec
1598 * @nid: corresponding NID (optional)
1599 * @kctl: the control element to assign
1601 * Add the given control element to an array inside the codec instance.
1602 * All control elements belonging to a codec are supposed to be added
1603 * by this function so that a proper clean-up works at the free or
1604 * reconfiguration time.
1606 * If non-zero @nid is passed, the NID is assigned to the control element.
1607 * The assignment is shown in the codec proc file.
1609 * snd_hda_ctl_add() checks the control subdev id field whether
1610 * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower
1611 * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit
1612 * specifies if kctl->private_value is a HDA amplifier value.
1614 int snd_hda_ctl_add(struct hda_codec
*codec
, hda_nid_t nid
,
1615 struct snd_kcontrol
*kctl
)
1618 unsigned short flags
= 0;
1619 struct hda_nid_item
*item
;
1621 if (kctl
->id
.subdevice
& HDA_SUBDEV_AMP_FLAG
) {
1622 flags
|= HDA_NID_ITEM_AMP
;
1624 nid
= get_amp_nid_(kctl
->private_value
);
1626 if ((kctl
->id
.subdevice
& HDA_SUBDEV_NID_FLAG
) != 0 && nid
== 0)
1627 nid
= kctl
->id
.subdevice
& 0xffff;
1628 if (kctl
->id
.subdevice
& (HDA_SUBDEV_NID_FLAG
|HDA_SUBDEV_AMP_FLAG
))
1629 kctl
->id
.subdevice
= 0;
1630 err
= snd_ctl_add(codec
->card
, kctl
);
1633 item
= snd_array_new(&codec
->mixers
);
1638 item
->flags
= flags
;
1641 EXPORT_SYMBOL_GPL(snd_hda_ctl_add
);
1644 * snd_hda_add_nid - Assign a NID to a control element
1645 * @codec: HD-audio codec
1646 * @nid: corresponding NID (optional)
1647 * @kctl: the control element to assign
1648 * @index: index to kctl
1650 * Add the given control element to an array inside the codec instance.
1651 * This function is used when #snd_hda_ctl_add cannot be used for 1:1
1652 * NID:KCTL mapping - for example "Capture Source" selector.
1654 int snd_hda_add_nid(struct hda_codec
*codec
, struct snd_kcontrol
*kctl
,
1655 unsigned int index
, hda_nid_t nid
)
1657 struct hda_nid_item
*item
;
1660 item
= snd_array_new(&codec
->nids
);
1664 item
->index
= index
;
1668 codec_err(codec
, "no NID for mapping control %s:%d:%d\n",
1669 kctl
->id
.name
, kctl
->id
.index
, index
);
1672 EXPORT_SYMBOL_GPL(snd_hda_add_nid
);
1675 * snd_hda_ctls_clear - Clear all controls assigned to the given codec
1676 * @codec: HD-audio codec
1678 void snd_hda_ctls_clear(struct hda_codec
*codec
)
1681 struct hda_nid_item
*items
= codec
->mixers
.list
;
1682 for (i
= 0; i
< codec
->mixers
.used
; i
++)
1683 snd_ctl_remove(codec
->card
, items
[i
].kctl
);
1684 snd_array_free(&codec
->mixers
);
1685 snd_array_free(&codec
->nids
);
1689 * snd_hda_lock_devices - pseudo device locking
1692 * toggle card->shutdown to allow/disallow the device access (as a hack)
1694 int snd_hda_lock_devices(struct hda_bus
*bus
)
1696 struct snd_card
*card
= bus
->card
;
1697 struct hda_codec
*codec
;
1699 spin_lock(&card
->files_lock
);
1703 if (!list_empty(&card
->ctl_files
))
1706 list_for_each_codec(codec
, bus
) {
1707 struct hda_pcm
*cpcm
;
1708 list_for_each_entry(cpcm
, &codec
->pcm_list_head
, list
) {
1711 if (cpcm
->pcm
->streams
[0].substream_opened
||
1712 cpcm
->pcm
->streams
[1].substream_opened
)
1716 spin_unlock(&card
->files_lock
);
1722 spin_unlock(&card
->files_lock
);
1725 EXPORT_SYMBOL_GPL(snd_hda_lock_devices
);
1728 * snd_hda_unlock_devices - pseudo device unlocking
1731 void snd_hda_unlock_devices(struct hda_bus
*bus
)
1733 struct snd_card
*card
= bus
->card
;
1735 spin_lock(&card
->files_lock
);
1737 spin_unlock(&card
->files_lock
);
1739 EXPORT_SYMBOL_GPL(snd_hda_unlock_devices
);
1742 * snd_hda_codec_reset - Clear all objects assigned to the codec
1743 * @codec: HD-audio codec
1745 * This frees the all PCM and control elements assigned to the codec, and
1746 * clears the caches and restores the pin default configurations.
1748 * When a device is being used, it returns -EBSY. If successfully freed,
1751 int snd_hda_codec_reset(struct hda_codec
*codec
)
1753 struct hda_bus
*bus
= codec
->bus
;
1755 if (snd_hda_lock_devices(bus
) < 0)
1758 /* OK, let it free */
1759 snd_hdac_device_unregister(&codec
->core
);
1761 /* allow device access again */
1762 snd_hda_unlock_devices(bus
);
1766 typedef int (*map_slave_func_t
)(struct hda_codec
*, void *, struct snd_kcontrol
*);
1768 /* apply the function to all matching slave ctls in the mixer list */
1769 static int map_slaves(struct hda_codec
*codec
, const char * const *slaves
,
1770 const char *suffix
, map_slave_func_t func
, void *data
)
1772 struct hda_nid_item
*items
;
1773 const char * const *s
;
1776 items
= codec
->mixers
.list
;
1777 for (i
= 0; i
< codec
->mixers
.used
; i
++) {
1778 struct snd_kcontrol
*sctl
= items
[i
].kctl
;
1779 if (!sctl
|| sctl
->id
.iface
!= SNDRV_CTL_ELEM_IFACE_MIXER
)
1781 for (s
= slaves
; *s
; s
++) {
1782 char tmpname
[sizeof(sctl
->id
.name
)];
1783 const char *name
= *s
;
1785 snprintf(tmpname
, sizeof(tmpname
), "%s %s",
1789 if (!strcmp(sctl
->id
.name
, name
)) {
1790 err
= func(codec
, data
, sctl
);
1800 static int check_slave_present(struct hda_codec
*codec
,
1801 void *data
, struct snd_kcontrol
*sctl
)
1806 /* call kctl->put with the given value(s) */
1807 static int put_kctl_with_value(struct snd_kcontrol
*kctl
, int val
)
1809 struct snd_ctl_elem_value
*ucontrol
;
1810 ucontrol
= kzalloc(sizeof(*ucontrol
), GFP_KERNEL
);
1813 ucontrol
->value
.integer
.value
[0] = val
;
1814 ucontrol
->value
.integer
.value
[1] = val
;
1815 kctl
->put(kctl
, ucontrol
);
1820 struct slave_init_arg
{
1821 struct hda_codec
*codec
;
1825 /* initialize the slave volume with 0dB via snd_ctl_apply_vmaster_slaves() */
1826 static int init_slave_0dB(struct snd_kcontrol
*kctl
, void *_arg
)
1828 struct slave_init_arg
*arg
= _arg
;
1830 const int *tlv
= NULL
;
1834 if (kctl
->vd
[0].access
& SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK
) {
1835 if (kctl
->tlv
.c
!= snd_hda_mixer_amp_tlv
) {
1836 codec_err(arg
->codec
,
1837 "Unexpected TLV callback for slave %s:%d\n",
1838 kctl
->id
.name
, kctl
->id
.index
);
1839 return 0; /* ignore */
1841 get_ctl_amp_tlv(kctl
, _tlv
);
1843 } else if (kctl
->vd
[0].access
& SNDRV_CTL_ELEM_ACCESS_TLV_READ
)
1846 if (!tlv
|| tlv
[0] != SNDRV_CTL_TLVT_DB_SCALE
)
1850 step
&= ~TLV_DB_SCALE_MUTE
;
1853 if (arg
->step
&& arg
->step
!= step
) {
1854 codec_err(arg
->codec
,
1855 "Mismatching dB step for vmaster slave (%d!=%d)\n",
1861 val
= -tlv
[2] / step
;
1863 put_kctl_with_value(kctl
, val
);
1870 /* unmute the slave via snd_ctl_apply_vmaster_slaves() */
1871 static int init_slave_unmute(struct snd_kcontrol
*slave
, void *_arg
)
1873 return put_kctl_with_value(slave
, 1);
1876 static int add_slave(struct hda_codec
*codec
,
1877 void *data
, struct snd_kcontrol
*slave
)
1879 return snd_ctl_add_slave(data
, slave
);
1883 * __snd_hda_add_vmaster - create a virtual master control and add slaves
1884 * @codec: HD-audio codec
1885 * @name: vmaster control name
1886 * @tlv: TLV data (optional)
1887 * @slaves: slave control names (optional)
1888 * @suffix: suffix string to each slave name (optional)
1889 * @init_slave_vol: initialize slaves to unmute/0dB
1890 * @ctl_ret: store the vmaster kcontrol in return
1892 * Create a virtual master control with the given name. The TLV data
1893 * must be either NULL or a valid data.
1895 * @slaves is a NULL-terminated array of strings, each of which is a
1896 * slave control name. All controls with these names are assigned to
1897 * the new virtual master control.
1899 * This function returns zero if successful or a negative error code.
1901 int __snd_hda_add_vmaster(struct hda_codec
*codec
, char *name
,
1902 unsigned int *tlv
, const char * const *slaves
,
1903 const char *suffix
, bool init_slave_vol
,
1904 struct snd_kcontrol
**ctl_ret
)
1906 struct snd_kcontrol
*kctl
;
1912 err
= map_slaves(codec
, slaves
, suffix
, check_slave_present
, NULL
);
1914 codec_dbg(codec
, "No slave found for %s\n", name
);
1917 kctl
= snd_ctl_make_virtual_master(name
, tlv
);
1920 err
= snd_hda_ctl_add(codec
, 0, kctl
);
1924 err
= map_slaves(codec
, slaves
, suffix
, add_slave
, kctl
);
1928 /* init with master mute & zero volume */
1929 put_kctl_with_value(kctl
, 0);
1930 if (init_slave_vol
) {
1931 struct slave_init_arg arg
= {
1935 snd_ctl_apply_vmaster_slaves(kctl
,
1936 tlv
? init_slave_0dB
: init_slave_unmute
,
1944 EXPORT_SYMBOL_GPL(__snd_hda_add_vmaster
);
1947 * mute-LED control using vmaster
1949 static int vmaster_mute_mode_info(struct snd_kcontrol
*kcontrol
,
1950 struct snd_ctl_elem_info
*uinfo
)
1952 static const char * const texts
[] = {
1953 "On", "Off", "Follow Master"
1956 return snd_ctl_enum_info(uinfo
, 1, 3, texts
);
1959 static int vmaster_mute_mode_get(struct snd_kcontrol
*kcontrol
,
1960 struct snd_ctl_elem_value
*ucontrol
)
1962 struct hda_vmaster_mute_hook
*hook
= snd_kcontrol_chip(kcontrol
);
1963 ucontrol
->value
.enumerated
.item
[0] = hook
->mute_mode
;
1967 static int vmaster_mute_mode_put(struct snd_kcontrol
*kcontrol
,
1968 struct snd_ctl_elem_value
*ucontrol
)
1970 struct hda_vmaster_mute_hook
*hook
= snd_kcontrol_chip(kcontrol
);
1971 unsigned int old_mode
= hook
->mute_mode
;
1973 hook
->mute_mode
= ucontrol
->value
.enumerated
.item
[0];
1974 if (hook
->mute_mode
> HDA_VMUTE_FOLLOW_MASTER
)
1975 hook
->mute_mode
= HDA_VMUTE_FOLLOW_MASTER
;
1976 if (old_mode
== hook
->mute_mode
)
1978 snd_hda_sync_vmaster_hook(hook
);
1982 static const struct snd_kcontrol_new vmaster_mute_mode
= {
1983 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1984 .name
= "Mute-LED Mode",
1985 .info
= vmaster_mute_mode_info
,
1986 .get
= vmaster_mute_mode_get
,
1987 .put
= vmaster_mute_mode_put
,
1990 /* meta hook to call each driver's vmaster hook */
1991 static void vmaster_hook(void *private_data
, int enabled
)
1993 struct hda_vmaster_mute_hook
*hook
= private_data
;
1995 if (hook
->mute_mode
!= HDA_VMUTE_FOLLOW_MASTER
)
1996 enabled
= hook
->mute_mode
;
1997 hook
->hook(hook
->codec
, enabled
);
2001 * snd_hda_add_vmaster_hook - Add a vmaster hook for mute-LED
2002 * @codec: the HDA codec
2003 * @hook: the vmaster hook object
2004 * @expose_enum_ctl: flag to create an enum ctl
2006 * Add a mute-LED hook with the given vmaster switch kctl.
2007 * When @expose_enum_ctl is set, "Mute-LED Mode" control is automatically
2008 * created and associated with the given hook.
2010 int snd_hda_add_vmaster_hook(struct hda_codec
*codec
,
2011 struct hda_vmaster_mute_hook
*hook
,
2012 bool expose_enum_ctl
)
2014 struct snd_kcontrol
*kctl
;
2016 if (!hook
->hook
|| !hook
->sw_kctl
)
2018 hook
->codec
= codec
;
2019 hook
->mute_mode
= HDA_VMUTE_FOLLOW_MASTER
;
2020 snd_ctl_add_vmaster_hook(hook
->sw_kctl
, vmaster_hook
, hook
);
2021 if (!expose_enum_ctl
)
2023 kctl
= snd_ctl_new1(&vmaster_mute_mode
, hook
);
2026 return snd_hda_ctl_add(codec
, 0, kctl
);
2028 EXPORT_SYMBOL_GPL(snd_hda_add_vmaster_hook
);
2031 * snd_hda_sync_vmaster_hook - Sync vmaster hook
2032 * @hook: the vmaster hook
2034 * Call the hook with the current value for synchronization.
2035 * Should be called in init callback.
2037 void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook
*hook
)
2039 if (!hook
->hook
|| !hook
->codec
)
2041 /* don't call vmaster hook in the destructor since it might have
2042 * been already destroyed
2044 if (hook
->codec
->bus
->shutdown
)
2046 snd_ctl_sync_vmaster_hook(hook
->sw_kctl
);
2048 EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook
);
2052 * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch
2053 * @kcontrol: referred ctl element
2054 * @uinfo: pointer to get/store the data
2056 * The control element is supposed to have the private_value field
2057 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
2059 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol
*kcontrol
,
2060 struct snd_ctl_elem_info
*uinfo
)
2062 int chs
= get_amp_channels(kcontrol
);
2064 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
2065 uinfo
->count
= chs
== 3 ? 2 : 1;
2066 uinfo
->value
.integer
.min
= 0;
2067 uinfo
->value
.integer
.max
= 1;
2070 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info
);
2073 * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch
2074 * @kcontrol: ctl element
2075 * @ucontrol: pointer to get/store the data
2077 * The control element is supposed to have the private_value field
2078 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
2080 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol
*kcontrol
,
2081 struct snd_ctl_elem_value
*ucontrol
)
2083 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2084 hda_nid_t nid
= get_amp_nid(kcontrol
);
2085 int chs
= get_amp_channels(kcontrol
);
2086 int dir
= get_amp_direction(kcontrol
);
2087 int idx
= get_amp_index(kcontrol
);
2088 long *valp
= ucontrol
->value
.integer
.value
;
2091 *valp
++ = (snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) &
2092 HDA_AMP_MUTE
) ? 0 : 1;
2094 *valp
= (snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) &
2095 HDA_AMP_MUTE
) ? 0 : 1;
2098 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get
);
2101 * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch
2102 * @kcontrol: ctl element
2103 * @ucontrol: pointer to get/store the data
2105 * The control element is supposed to have the private_value field
2106 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
2108 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol
*kcontrol
,
2109 struct snd_ctl_elem_value
*ucontrol
)
2111 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2112 hda_nid_t nid
= get_amp_nid(kcontrol
);
2113 int chs
= get_amp_channels(kcontrol
);
2114 int dir
= get_amp_direction(kcontrol
);
2115 int idx
= get_amp_index(kcontrol
);
2116 long *valp
= ucontrol
->value
.integer
.value
;
2120 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
2122 *valp
? 0 : HDA_AMP_MUTE
);
2126 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
2128 *valp
? 0 : HDA_AMP_MUTE
);
2129 hda_call_check_power_status(codec
, nid
);
2132 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put
);
2135 * SPDIF out controls
2138 static int snd_hda_spdif_mask_info(struct snd_kcontrol
*kcontrol
,
2139 struct snd_ctl_elem_info
*uinfo
)
2141 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
2146 static int snd_hda_spdif_cmask_get(struct snd_kcontrol
*kcontrol
,
2147 struct snd_ctl_elem_value
*ucontrol
)
2149 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
2150 IEC958_AES0_NONAUDIO
|
2151 IEC958_AES0_CON_EMPHASIS_5015
|
2152 IEC958_AES0_CON_NOT_COPYRIGHT
;
2153 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
2154 IEC958_AES1_CON_ORIGINAL
;
2158 static int snd_hda_spdif_pmask_get(struct snd_kcontrol
*kcontrol
,
2159 struct snd_ctl_elem_value
*ucontrol
)
2161 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
2162 IEC958_AES0_NONAUDIO
|
2163 IEC958_AES0_PRO_EMPHASIS_5015
;
2167 static int snd_hda_spdif_default_get(struct snd_kcontrol
*kcontrol
,
2168 struct snd_ctl_elem_value
*ucontrol
)
2170 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2171 int idx
= kcontrol
->private_value
;
2172 struct hda_spdif_out
*spdif
;
2174 mutex_lock(&codec
->spdif_mutex
);
2175 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2176 ucontrol
->value
.iec958
.status
[0] = spdif
->status
& 0xff;
2177 ucontrol
->value
.iec958
.status
[1] = (spdif
->status
>> 8) & 0xff;
2178 ucontrol
->value
.iec958
.status
[2] = (spdif
->status
>> 16) & 0xff;
2179 ucontrol
->value
.iec958
.status
[3] = (spdif
->status
>> 24) & 0xff;
2180 mutex_unlock(&codec
->spdif_mutex
);
2185 /* convert from SPDIF status bits to HDA SPDIF bits
2186 * bit 0 (DigEn) is always set zero (to be filled later)
2188 static unsigned short convert_from_spdif_status(unsigned int sbits
)
2190 unsigned short val
= 0;
2192 if (sbits
& IEC958_AES0_PROFESSIONAL
)
2193 val
|= AC_DIG1_PROFESSIONAL
;
2194 if (sbits
& IEC958_AES0_NONAUDIO
)
2195 val
|= AC_DIG1_NONAUDIO
;
2196 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
2197 if ((sbits
& IEC958_AES0_PRO_EMPHASIS
) ==
2198 IEC958_AES0_PRO_EMPHASIS_5015
)
2199 val
|= AC_DIG1_EMPHASIS
;
2201 if ((sbits
& IEC958_AES0_CON_EMPHASIS
) ==
2202 IEC958_AES0_CON_EMPHASIS_5015
)
2203 val
|= AC_DIG1_EMPHASIS
;
2204 if (!(sbits
& IEC958_AES0_CON_NOT_COPYRIGHT
))
2205 val
|= AC_DIG1_COPYRIGHT
;
2206 if (sbits
& (IEC958_AES1_CON_ORIGINAL
<< 8))
2207 val
|= AC_DIG1_LEVEL
;
2208 val
|= sbits
& (IEC958_AES1_CON_CATEGORY
<< 8);
2213 /* convert to SPDIF status bits from HDA SPDIF bits
2215 static unsigned int convert_to_spdif_status(unsigned short val
)
2217 unsigned int sbits
= 0;
2219 if (val
& AC_DIG1_NONAUDIO
)
2220 sbits
|= IEC958_AES0_NONAUDIO
;
2221 if (val
& AC_DIG1_PROFESSIONAL
)
2222 sbits
|= IEC958_AES0_PROFESSIONAL
;
2223 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
2224 if (val
& AC_DIG1_EMPHASIS
)
2225 sbits
|= IEC958_AES0_PRO_EMPHASIS_5015
;
2227 if (val
& AC_DIG1_EMPHASIS
)
2228 sbits
|= IEC958_AES0_CON_EMPHASIS_5015
;
2229 if (!(val
& AC_DIG1_COPYRIGHT
))
2230 sbits
|= IEC958_AES0_CON_NOT_COPYRIGHT
;
2231 if (val
& AC_DIG1_LEVEL
)
2232 sbits
|= (IEC958_AES1_CON_ORIGINAL
<< 8);
2233 sbits
|= val
& (0x7f << 8);
2238 /* set digital convert verbs both for the given NID and its slaves */
2239 static void set_dig_out(struct hda_codec
*codec
, hda_nid_t nid
,
2244 snd_hdac_regmap_update(&codec
->core
, nid
, AC_VERB_SET_DIGI_CONVERT_1
,
2246 d
= codec
->slave_dig_outs
;
2250 snd_hdac_regmap_update(&codec
->core
, *d
,
2251 AC_VERB_SET_DIGI_CONVERT_1
, mask
, val
);
2254 static inline void set_dig_out_convert(struct hda_codec
*codec
, hda_nid_t nid
,
2257 unsigned int mask
= 0;
2258 unsigned int val
= 0;
2268 set_dig_out(codec
, nid
, mask
, val
);
2271 static int snd_hda_spdif_default_put(struct snd_kcontrol
*kcontrol
,
2272 struct snd_ctl_elem_value
*ucontrol
)
2274 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2275 int idx
= kcontrol
->private_value
;
2276 struct hda_spdif_out
*spdif
;
2281 mutex_lock(&codec
->spdif_mutex
);
2282 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2284 spdif
->status
= ucontrol
->value
.iec958
.status
[0] |
2285 ((unsigned int)ucontrol
->value
.iec958
.status
[1] << 8) |
2286 ((unsigned int)ucontrol
->value
.iec958
.status
[2] << 16) |
2287 ((unsigned int)ucontrol
->value
.iec958
.status
[3] << 24);
2288 val
= convert_from_spdif_status(spdif
->status
);
2289 val
|= spdif
->ctls
& 1;
2290 change
= spdif
->ctls
!= val
;
2292 if (change
&& nid
!= (u16
)-1)
2293 set_dig_out_convert(codec
, nid
, val
& 0xff, (val
>> 8) & 0xff);
2294 mutex_unlock(&codec
->spdif_mutex
);
2298 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
2300 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol
*kcontrol
,
2301 struct snd_ctl_elem_value
*ucontrol
)
2303 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2304 int idx
= kcontrol
->private_value
;
2305 struct hda_spdif_out
*spdif
;
2307 mutex_lock(&codec
->spdif_mutex
);
2308 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2309 ucontrol
->value
.integer
.value
[0] = spdif
->ctls
& AC_DIG1_ENABLE
;
2310 mutex_unlock(&codec
->spdif_mutex
);
2314 static inline void set_spdif_ctls(struct hda_codec
*codec
, hda_nid_t nid
,
2317 set_dig_out_convert(codec
, nid
, dig1
, dig2
);
2318 /* unmute amp switch (if any) */
2319 if ((get_wcaps(codec
, nid
) & AC_WCAP_OUT_AMP
) &&
2320 (dig1
& AC_DIG1_ENABLE
))
2321 snd_hda_codec_amp_stereo(codec
, nid
, HDA_OUTPUT
, 0,
2325 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol
*kcontrol
,
2326 struct snd_ctl_elem_value
*ucontrol
)
2328 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2329 int idx
= kcontrol
->private_value
;
2330 struct hda_spdif_out
*spdif
;
2335 mutex_lock(&codec
->spdif_mutex
);
2336 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2338 val
= spdif
->ctls
& ~AC_DIG1_ENABLE
;
2339 if (ucontrol
->value
.integer
.value
[0])
2340 val
|= AC_DIG1_ENABLE
;
2341 change
= spdif
->ctls
!= val
;
2343 if (change
&& nid
!= (u16
)-1)
2344 set_spdif_ctls(codec
, nid
, val
& 0xff, -1);
2345 mutex_unlock(&codec
->spdif_mutex
);
2349 static struct snd_kcontrol_new dig_mixes
[] = {
2351 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
2352 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2353 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, CON_MASK
),
2354 .info
= snd_hda_spdif_mask_info
,
2355 .get
= snd_hda_spdif_cmask_get
,
2358 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
2359 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2360 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, PRO_MASK
),
2361 .info
= snd_hda_spdif_mask_info
,
2362 .get
= snd_hda_spdif_pmask_get
,
2365 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2366 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, DEFAULT
),
2367 .info
= snd_hda_spdif_mask_info
,
2368 .get
= snd_hda_spdif_default_get
,
2369 .put
= snd_hda_spdif_default_put
,
2372 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2373 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, SWITCH
),
2374 .info
= snd_hda_spdif_out_switch_info
,
2375 .get
= snd_hda_spdif_out_switch_get
,
2376 .put
= snd_hda_spdif_out_switch_put
,
2382 * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls
2383 * @codec: the HDA codec
2384 * @associated_nid: NID that new ctls associated with
2385 * @cvt_nid: converter NID
2386 * @type: HDA_PCM_TYPE_*
2387 * Creates controls related with the digital output.
2388 * Called from each patch supporting the digital out.
2390 * Returns 0 if successful, or a negative error code.
2392 int snd_hda_create_dig_out_ctls(struct hda_codec
*codec
,
2393 hda_nid_t associated_nid
,
2398 struct snd_kcontrol
*kctl
;
2399 struct snd_kcontrol_new
*dig_mix
;
2402 const int spdif_index
= 16;
2403 struct hda_spdif_out
*spdif
;
2404 struct hda_bus
*bus
= codec
->bus
;
2406 if (bus
->primary_dig_out_type
== HDA_PCM_TYPE_HDMI
&&
2407 type
== HDA_PCM_TYPE_SPDIF
) {
2409 } else if (bus
->primary_dig_out_type
== HDA_PCM_TYPE_SPDIF
&&
2410 type
== HDA_PCM_TYPE_HDMI
) {
2411 /* suppose a single SPDIF device */
2412 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
2413 kctl
= find_mixer_ctl(codec
, dig_mix
->name
, 0, 0);
2416 kctl
->id
.index
= spdif_index
;
2418 bus
->primary_dig_out_type
= HDA_PCM_TYPE_HDMI
;
2420 if (!bus
->primary_dig_out_type
)
2421 bus
->primary_dig_out_type
= type
;
2423 idx
= find_empty_mixer_ctl_idx(codec
, "IEC958 Playback Switch", idx
);
2425 codec_err(codec
, "too many IEC958 outputs\n");
2428 spdif
= snd_array_new(&codec
->spdif_out
);
2431 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
2432 kctl
= snd_ctl_new1(dig_mix
, codec
);
2435 kctl
->id
.index
= idx
;
2436 kctl
->private_value
= codec
->spdif_out
.used
- 1;
2437 err
= snd_hda_ctl_add(codec
, associated_nid
, kctl
);
2441 spdif
->nid
= cvt_nid
;
2442 snd_hdac_regmap_read(&codec
->core
, cvt_nid
,
2443 AC_VERB_GET_DIGI_CONVERT_1
, &val
);
2445 spdif
->status
= convert_to_spdif_status(spdif
->ctls
);
2448 EXPORT_SYMBOL_GPL(snd_hda_create_dig_out_ctls
);
2451 * snd_hda_spdif_out_of_nid - get the hda_spdif_out entry from the given NID
2452 * @codec: the HDA codec
2455 * call within spdif_mutex lock
2457 struct hda_spdif_out
*snd_hda_spdif_out_of_nid(struct hda_codec
*codec
,
2461 for (i
= 0; i
< codec
->spdif_out
.used
; i
++) {
2462 struct hda_spdif_out
*spdif
=
2463 snd_array_elem(&codec
->spdif_out
, i
);
2464 if (spdif
->nid
== nid
)
2469 EXPORT_SYMBOL_GPL(snd_hda_spdif_out_of_nid
);
2472 * snd_hda_spdif_ctls_unassign - Unassign the given SPDIF ctl
2473 * @codec: the HDA codec
2474 * @idx: the SPDIF ctl index
2476 * Unassign the widget from the given SPDIF control.
2478 void snd_hda_spdif_ctls_unassign(struct hda_codec
*codec
, int idx
)
2480 struct hda_spdif_out
*spdif
;
2482 mutex_lock(&codec
->spdif_mutex
);
2483 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2484 spdif
->nid
= (u16
)-1;
2485 mutex_unlock(&codec
->spdif_mutex
);
2487 EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_unassign
);
2490 * snd_hda_spdif_ctls_assign - Assign the SPDIF controls to the given NID
2491 * @codec: the HDA codec
2492 * @idx: the SPDIF ctl idx
2495 * Assign the widget to the SPDIF control with the given index.
2497 void snd_hda_spdif_ctls_assign(struct hda_codec
*codec
, int idx
, hda_nid_t nid
)
2499 struct hda_spdif_out
*spdif
;
2502 mutex_lock(&codec
->spdif_mutex
);
2503 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2504 if (spdif
->nid
!= nid
) {
2507 set_spdif_ctls(codec
, nid
, val
& 0xff, (val
>> 8) & 0xff);
2509 mutex_unlock(&codec
->spdif_mutex
);
2511 EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_assign
);
2514 * SPDIF sharing with analog output
2516 static int spdif_share_sw_get(struct snd_kcontrol
*kcontrol
,
2517 struct snd_ctl_elem_value
*ucontrol
)
2519 struct hda_multi_out
*mout
= snd_kcontrol_chip(kcontrol
);
2520 ucontrol
->value
.integer
.value
[0] = mout
->share_spdif
;
2524 static int spdif_share_sw_put(struct snd_kcontrol
*kcontrol
,
2525 struct snd_ctl_elem_value
*ucontrol
)
2527 struct hda_multi_out
*mout
= snd_kcontrol_chip(kcontrol
);
2528 mout
->share_spdif
= !!ucontrol
->value
.integer
.value
[0];
2532 static const struct snd_kcontrol_new spdif_share_sw
= {
2533 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2534 .name
= "IEC958 Default PCM Playback Switch",
2535 .info
= snd_ctl_boolean_mono_info
,
2536 .get
= spdif_share_sw_get
,
2537 .put
= spdif_share_sw_put
,
2541 * snd_hda_create_spdif_share_sw - create Default PCM switch
2542 * @codec: the HDA codec
2543 * @mout: multi-out instance
2545 int snd_hda_create_spdif_share_sw(struct hda_codec
*codec
,
2546 struct hda_multi_out
*mout
)
2548 struct snd_kcontrol
*kctl
;
2550 if (!mout
->dig_out_nid
)
2553 kctl
= snd_ctl_new1(&spdif_share_sw
, mout
);
2556 /* ATTENTION: here mout is passed as private_data, instead of codec */
2557 return snd_hda_ctl_add(codec
, mout
->dig_out_nid
, kctl
);
2559 EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw
);
2565 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
2567 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol
*kcontrol
,
2568 struct snd_ctl_elem_value
*ucontrol
)
2570 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2572 ucontrol
->value
.integer
.value
[0] = codec
->spdif_in_enable
;
2576 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol
*kcontrol
,
2577 struct snd_ctl_elem_value
*ucontrol
)
2579 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2580 hda_nid_t nid
= kcontrol
->private_value
;
2581 unsigned int val
= !!ucontrol
->value
.integer
.value
[0];
2584 mutex_lock(&codec
->spdif_mutex
);
2585 change
= codec
->spdif_in_enable
!= val
;
2587 codec
->spdif_in_enable
= val
;
2588 snd_hdac_regmap_write(&codec
->core
, nid
,
2589 AC_VERB_SET_DIGI_CONVERT_1
, val
);
2591 mutex_unlock(&codec
->spdif_mutex
);
2595 static int snd_hda_spdif_in_status_get(struct snd_kcontrol
*kcontrol
,
2596 struct snd_ctl_elem_value
*ucontrol
)
2598 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2599 hda_nid_t nid
= kcontrol
->private_value
;
2603 snd_hdac_regmap_read(&codec
->core
, nid
,
2604 AC_VERB_GET_DIGI_CONVERT_1
, &val
);
2605 sbits
= convert_to_spdif_status(val
);
2606 ucontrol
->value
.iec958
.status
[0] = sbits
;
2607 ucontrol
->value
.iec958
.status
[1] = sbits
>> 8;
2608 ucontrol
->value
.iec958
.status
[2] = sbits
>> 16;
2609 ucontrol
->value
.iec958
.status
[3] = sbits
>> 24;
2613 static struct snd_kcontrol_new dig_in_ctls
[] = {
2615 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2616 .name
= SNDRV_CTL_NAME_IEC958("", CAPTURE
, SWITCH
),
2617 .info
= snd_hda_spdif_in_switch_info
,
2618 .get
= snd_hda_spdif_in_switch_get
,
2619 .put
= snd_hda_spdif_in_switch_put
,
2622 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
2623 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2624 .name
= SNDRV_CTL_NAME_IEC958("", CAPTURE
, DEFAULT
),
2625 .info
= snd_hda_spdif_mask_info
,
2626 .get
= snd_hda_spdif_in_status_get
,
2632 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
2633 * @codec: the HDA codec
2634 * @nid: audio in widget NID
2636 * Creates controls related with the SPDIF input.
2637 * Called from each patch supporting the SPDIF in.
2639 * Returns 0 if successful, or a negative error code.
2641 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
2644 struct snd_kcontrol
*kctl
;
2645 struct snd_kcontrol_new
*dig_mix
;
2648 idx
= find_empty_mixer_ctl_idx(codec
, "IEC958 Capture Switch", 0);
2650 codec_err(codec
, "too many IEC958 inputs\n");
2653 for (dig_mix
= dig_in_ctls
; dig_mix
->name
; dig_mix
++) {
2654 kctl
= snd_ctl_new1(dig_mix
, codec
);
2657 kctl
->private_value
= nid
;
2658 err
= snd_hda_ctl_add(codec
, nid
, kctl
);
2662 codec
->spdif_in_enable
=
2663 snd_hda_codec_read(codec
, nid
, 0,
2664 AC_VERB_GET_DIGI_CONVERT_1
, 0) &
2668 EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls
);
2671 * snd_hda_codec_set_power_to_all - Set the power state to all widgets
2672 * @codec: the HDA codec
2673 * @fg: function group (not used now)
2674 * @power_state: the power state to set (AC_PWRST_*)
2676 * Set the given power state to all widgets that have the power control.
2677 * If the codec has power_filter set, it evaluates the power state and
2678 * filter out if it's unchanged as D3.
2680 void snd_hda_codec_set_power_to_all(struct hda_codec
*codec
, hda_nid_t fg
,
2681 unsigned int power_state
)
2685 for_each_hda_codec_node(nid
, codec
) {
2686 unsigned int wcaps
= get_wcaps(codec
, nid
);
2687 unsigned int state
= power_state
;
2688 if (!(wcaps
& AC_WCAP_POWER
))
2690 if (codec
->power_filter
) {
2691 state
= codec
->power_filter(codec
, nid
, power_state
);
2692 if (state
!= power_state
&& power_state
== AC_PWRST_D3
)
2695 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_POWER_STATE
,
2699 EXPORT_SYMBOL_GPL(snd_hda_codec_set_power_to_all
);
2702 * wait until the state is reached, returns the current state
2704 static unsigned int hda_sync_power_state(struct hda_codec
*codec
,
2706 unsigned int power_state
)
2708 unsigned long end_time
= jiffies
+ msecs_to_jiffies(500);
2709 unsigned int state
, actual_state
;
2712 state
= snd_hda_codec_read(codec
, fg
, 0,
2713 AC_VERB_GET_POWER_STATE
, 0);
2714 if (state
& AC_PWRST_ERROR
)
2716 actual_state
= (state
>> 4) & 0x0f;
2717 if (actual_state
== power_state
)
2719 if (time_after_eq(jiffies
, end_time
))
2721 /* wait until the codec reachs to the target state */
2728 * snd_hda_codec_eapd_power_filter - A power filter callback for EAPD
2729 * @codec: the HDA codec
2731 * @power_state: power state to evalue
2733 * Don't power down the widget if it controls eapd and EAPD_BTLENABLE is set.
2734 * This can be used a codec power_filter callback.
2736 unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec
*codec
,
2738 unsigned int power_state
)
2740 if (nid
== codec
->core
.afg
|| nid
== codec
->core
.mfg
)
2742 if (power_state
== AC_PWRST_D3
&&
2743 get_wcaps_type(get_wcaps(codec
, nid
)) == AC_WID_PIN
&&
2744 (snd_hda_query_pin_caps(codec
, nid
) & AC_PINCAP_EAPD
)) {
2745 int eapd
= snd_hda_codec_read(codec
, nid
, 0,
2746 AC_VERB_GET_EAPD_BTLENABLE
, 0);
2752 EXPORT_SYMBOL_GPL(snd_hda_codec_eapd_power_filter
);
2755 * set power state of the codec, and return the power state
2757 static unsigned int hda_set_power_state(struct hda_codec
*codec
,
2758 unsigned int power_state
)
2760 hda_nid_t fg
= codec
->core
.afg
? codec
->core
.afg
: codec
->core
.mfg
;
2765 /* this delay seems necessary to avoid click noise at power-down */
2766 if (power_state
== AC_PWRST_D3
) {
2767 if (codec
->depop_delay
< 0)
2768 msleep(codec_has_epss(codec
) ? 10 : 100);
2769 else if (codec
->depop_delay
> 0)
2770 msleep(codec
->depop_delay
);
2771 flags
= HDA_RW_NO_RESPONSE_FALLBACK
;
2774 /* repeat power states setting at most 10 times*/
2775 for (count
= 0; count
< 10; count
++) {
2776 if (codec
->patch_ops
.set_power_state
)
2777 codec
->patch_ops
.set_power_state(codec
, fg
,
2780 state
= power_state
;
2781 if (codec
->power_filter
)
2782 state
= codec
->power_filter(codec
, fg
, state
);
2783 if (state
== power_state
|| power_state
!= AC_PWRST_D3
)
2784 snd_hda_codec_read(codec
, fg
, flags
,
2785 AC_VERB_SET_POWER_STATE
,
2787 snd_hda_codec_set_power_to_all(codec
, fg
, power_state
);
2789 state
= hda_sync_power_state(codec
, fg
, power_state
);
2790 if (!(state
& AC_PWRST_ERROR
))
2797 /* sync power states of all widgets;
2798 * this is called at the end of codec parsing
2800 static void sync_power_up_states(struct hda_codec
*codec
)
2804 /* don't care if no filter is used */
2805 if (!codec
->power_filter
)
2808 for_each_hda_codec_node(nid
, codec
) {
2809 unsigned int wcaps
= get_wcaps(codec
, nid
);
2810 unsigned int target
;
2811 if (!(wcaps
& AC_WCAP_POWER
))
2813 target
= codec
->power_filter(codec
, nid
, AC_PWRST_D0
);
2814 if (target
== AC_PWRST_D0
)
2816 if (!snd_hda_check_power_state(codec
, nid
, target
))
2817 snd_hda_codec_write(codec
, nid
, 0,
2818 AC_VERB_SET_POWER_STATE
, target
);
2822 #ifdef CONFIG_SND_HDA_RECONFIG
2823 /* execute additional init verbs */
2824 static void hda_exec_init_verbs(struct hda_codec
*codec
)
2826 if (codec
->init_verbs
.list
)
2827 snd_hda_sequence_write(codec
, codec
->init_verbs
.list
);
2830 static inline void hda_exec_init_verbs(struct hda_codec
*codec
) {}
2834 /* update the power on/off account with the current jiffies */
2835 static void update_power_acct(struct hda_codec
*codec
, bool on
)
2837 unsigned long delta
= jiffies
- codec
->power_jiffies
;
2840 codec
->power_on_acct
+= delta
;
2842 codec
->power_off_acct
+= delta
;
2843 codec
->power_jiffies
+= delta
;
2846 void snd_hda_update_power_acct(struct hda_codec
*codec
)
2848 update_power_acct(codec
, hda_codec_is_power_on(codec
));
2852 * call suspend and power-down; used both from PM and power-save
2853 * this function returns the power state in the end
2855 static unsigned int hda_call_codec_suspend(struct hda_codec
*codec
)
2859 atomic_inc(&codec
->core
.in_pm
);
2861 if (codec
->patch_ops
.suspend
)
2862 codec
->patch_ops
.suspend(codec
);
2863 hda_cleanup_all_streams(codec
);
2864 state
= hda_set_power_state(codec
, AC_PWRST_D3
);
2865 update_power_acct(codec
, true);
2866 atomic_dec(&codec
->core
.in_pm
);
2871 * kick up codec; used both from PM and power-save
2873 static void hda_call_codec_resume(struct hda_codec
*codec
)
2875 atomic_inc(&codec
->core
.in_pm
);
2877 if (codec
->core
.regmap
)
2878 regcache_mark_dirty(codec
->core
.regmap
);
2880 codec
->power_jiffies
= jiffies
;
2882 hda_set_power_state(codec
, AC_PWRST_D0
);
2883 restore_shutup_pins(codec
);
2884 hda_exec_init_verbs(codec
);
2885 snd_hda_jack_set_dirty_all(codec
);
2886 if (codec
->patch_ops
.resume
)
2887 codec
->patch_ops
.resume(codec
);
2889 if (codec
->patch_ops
.init
)
2890 codec
->patch_ops
.init(codec
);
2891 if (codec
->core
.regmap
)
2892 regcache_sync(codec
->core
.regmap
);
2895 if (codec
->jackpoll_interval
)
2896 hda_jackpoll_work(&codec
->jackpoll_work
.work
);
2898 snd_hda_jack_report_sync(codec
);
2899 atomic_dec(&codec
->core
.in_pm
);
2902 static int hda_codec_runtime_suspend(struct device
*dev
)
2904 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
2905 struct hda_pcm
*pcm
;
2908 cancel_delayed_work_sync(&codec
->jackpoll_work
);
2909 list_for_each_entry(pcm
, &codec
->pcm_list_head
, list
)
2910 snd_pcm_suspend_all(pcm
->pcm
);
2911 state
= hda_call_codec_suspend(codec
);
2912 if (codec_has_clkstop(codec
) && codec_has_epss(codec
) &&
2913 (state
& AC_PWRST_CLK_STOP_OK
))
2914 snd_hdac_codec_link_down(&codec
->core
);
2915 snd_hdac_link_power(&codec
->core
, false);
2919 static int hda_codec_runtime_resume(struct device
*dev
)
2921 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
2923 snd_hdac_link_power(&codec
->core
, true);
2924 snd_hdac_codec_link_up(&codec
->core
);
2925 hda_call_codec_resume(codec
);
2926 pm_runtime_mark_last_busy(dev
);
2929 #endif /* CONFIG_PM */
2931 /* referred in hda_bind.c */
2932 const struct dev_pm_ops hda_codec_driver_pm
= {
2933 SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend
,
2934 pm_runtime_force_resume
)
2935 SET_RUNTIME_PM_OPS(hda_codec_runtime_suspend
, hda_codec_runtime_resume
,
2940 * add standard channel maps if not specified
2942 static int add_std_chmaps(struct hda_codec
*codec
)
2944 struct hda_pcm
*pcm
;
2947 list_for_each_entry(pcm
, &codec
->pcm_list_head
, list
) {
2948 for (str
= 0; str
< 2; str
++) {
2949 struct hda_pcm_stream
*hinfo
= &pcm
->stream
[str
];
2950 struct snd_pcm_chmap
*chmap
;
2951 const struct snd_pcm_chmap_elem
*elem
;
2953 if (!pcm
->pcm
|| pcm
->own_chmap
|| !hinfo
->substreams
)
2955 elem
= hinfo
->chmap
? hinfo
->chmap
: snd_pcm_std_chmaps
;
2956 err
= snd_pcm_add_chmap_ctls(pcm
->pcm
, str
, elem
,
2957 hinfo
->channels_max
,
2961 chmap
->channel_mask
= SND_PCM_CHMAP_MASK_2468
;
2967 /* default channel maps for 2.1 speakers;
2968 * since HD-audio supports only stereo, odd number channels are omitted
2970 const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps
[] = {
2972 .map
= { SNDRV_CHMAP_FL
, SNDRV_CHMAP_FR
} },
2974 .map
= { SNDRV_CHMAP_FL
, SNDRV_CHMAP_FR
,
2975 SNDRV_CHMAP_LFE
, SNDRV_CHMAP_LFE
} },
2978 EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps
);
2980 int snd_hda_codec_build_controls(struct hda_codec
*codec
)
2983 hda_exec_init_verbs(codec
);
2984 /* continue to initialize... */
2985 if (codec
->patch_ops
.init
)
2986 err
= codec
->patch_ops
.init(codec
);
2987 if (!err
&& codec
->patch_ops
.build_controls
)
2988 err
= codec
->patch_ops
.build_controls(codec
);
2992 /* we create chmaps here instead of build_pcms */
2993 err
= add_std_chmaps(codec
);
2997 if (codec
->jackpoll_interval
)
2998 hda_jackpoll_work(&codec
->jackpoll_work
.work
);
3000 snd_hda_jack_report_sync(codec
); /* call at the last init point */
3001 sync_power_up_states(codec
);
3008 static int hda_pcm_default_open_close(struct hda_pcm_stream
*hinfo
,
3009 struct hda_codec
*codec
,
3010 struct snd_pcm_substream
*substream
)
3015 static int hda_pcm_default_prepare(struct hda_pcm_stream
*hinfo
,
3016 struct hda_codec
*codec
,
3017 unsigned int stream_tag
,
3018 unsigned int format
,
3019 struct snd_pcm_substream
*substream
)
3021 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, stream_tag
, 0, format
);
3025 static int hda_pcm_default_cleanup(struct hda_pcm_stream
*hinfo
,
3026 struct hda_codec
*codec
,
3027 struct snd_pcm_substream
*substream
)
3029 snd_hda_codec_cleanup_stream(codec
, hinfo
->nid
);
3033 static int set_pcm_default_values(struct hda_codec
*codec
,
3034 struct hda_pcm_stream
*info
)
3038 /* query support PCM information from the given NID */
3039 if (info
->nid
&& (!info
->rates
|| !info
->formats
)) {
3040 err
= snd_hda_query_supported_pcm(codec
, info
->nid
,
3041 info
->rates
? NULL
: &info
->rates
,
3042 info
->formats
? NULL
: &info
->formats
,
3043 info
->maxbps
? NULL
: &info
->maxbps
);
3047 if (info
->ops
.open
== NULL
)
3048 info
->ops
.open
= hda_pcm_default_open_close
;
3049 if (info
->ops
.close
== NULL
)
3050 info
->ops
.close
= hda_pcm_default_open_close
;
3051 if (info
->ops
.prepare
== NULL
) {
3052 if (snd_BUG_ON(!info
->nid
))
3054 info
->ops
.prepare
= hda_pcm_default_prepare
;
3056 if (info
->ops
.cleanup
== NULL
) {
3057 if (snd_BUG_ON(!info
->nid
))
3059 info
->ops
.cleanup
= hda_pcm_default_cleanup
;
3065 * codec prepare/cleanup entries
3068 * snd_hda_codec_prepare - Prepare a stream
3069 * @codec: the HDA codec
3070 * @hinfo: PCM information
3071 * @stream: stream tag to assign
3072 * @format: format id to assign
3073 * @substream: PCM substream to assign
3075 * Calls the prepare callback set by the codec with the given arguments.
3076 * Clean up the inactive streams when successful.
3078 int snd_hda_codec_prepare(struct hda_codec
*codec
,
3079 struct hda_pcm_stream
*hinfo
,
3080 unsigned int stream
,
3081 unsigned int format
,
3082 struct snd_pcm_substream
*substream
)
3085 mutex_lock(&codec
->bus
->prepare_mutex
);
3086 if (hinfo
->ops
.prepare
)
3087 ret
= hinfo
->ops
.prepare(hinfo
, codec
, stream
, format
,
3092 purify_inactive_streams(codec
);
3093 mutex_unlock(&codec
->bus
->prepare_mutex
);
3096 EXPORT_SYMBOL_GPL(snd_hda_codec_prepare
);
3099 * snd_hda_codec_cleanup - Prepare a stream
3100 * @codec: the HDA codec
3101 * @hinfo: PCM information
3102 * @substream: PCM substream
3104 * Calls the cleanup callback set by the codec with the given arguments.
3106 void snd_hda_codec_cleanup(struct hda_codec
*codec
,
3107 struct hda_pcm_stream
*hinfo
,
3108 struct snd_pcm_substream
*substream
)
3110 mutex_lock(&codec
->bus
->prepare_mutex
);
3111 if (hinfo
->ops
.cleanup
)
3112 hinfo
->ops
.cleanup(hinfo
, codec
, substream
);
3113 mutex_unlock(&codec
->bus
->prepare_mutex
);
3115 EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup
);
3118 const char *snd_hda_pcm_type_name
[HDA_PCM_NTYPES
] = {
3119 "Audio", "SPDIF", "HDMI", "Modem"
3123 * get the empty PCM device number to assign
3125 static int get_empty_pcm_device(struct hda_bus
*bus
, unsigned int type
)
3127 /* audio device indices; not linear to keep compatibility */
3128 /* assigned to static slots up to dev#10; if more needed, assign
3129 * the later slot dynamically (when CONFIG_SND_DYNAMIC_MINORS=y)
3131 static int audio_idx
[HDA_PCM_NTYPES
][5] = {
3132 [HDA_PCM_TYPE_AUDIO
] = { 0, 2, 4, 5, -1 },
3133 [HDA_PCM_TYPE_SPDIF
] = { 1, -1 },
3134 [HDA_PCM_TYPE_HDMI
] = { 3, 7, 8, 9, -1 },
3135 [HDA_PCM_TYPE_MODEM
] = { 6, -1 },
3139 if (type
>= HDA_PCM_NTYPES
) {
3140 dev_err(bus
->card
->dev
, "Invalid PCM type %d\n", type
);
3144 for (i
= 0; audio_idx
[type
][i
] >= 0; i
++) {
3145 #ifndef CONFIG_SND_DYNAMIC_MINORS
3146 if (audio_idx
[type
][i
] >= 8)
3149 if (!test_and_set_bit(audio_idx
[type
][i
], bus
->pcm_dev_bits
))
3150 return audio_idx
[type
][i
];
3153 #ifdef CONFIG_SND_DYNAMIC_MINORS
3154 /* non-fixed slots starting from 10 */
3155 for (i
= 10; i
< 32; i
++) {
3156 if (!test_and_set_bit(i
, bus
->pcm_dev_bits
))
3161 dev_warn(bus
->card
->dev
, "Too many %s devices\n",
3162 snd_hda_pcm_type_name
[type
]);
3163 #ifndef CONFIG_SND_DYNAMIC_MINORS
3164 dev_warn(bus
->card
->dev
,
3165 "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n");
3170 /* call build_pcms ops of the given codec and set up the default parameters */
3171 int snd_hda_codec_parse_pcms(struct hda_codec
*codec
)
3173 struct hda_pcm
*cpcm
;
3176 if (!list_empty(&codec
->pcm_list_head
))
3177 return 0; /* already parsed */
3179 if (!codec
->patch_ops
.build_pcms
)
3182 err
= codec
->patch_ops
.build_pcms(codec
);
3184 codec_err(codec
, "cannot build PCMs for #%d (error %d)\n",
3185 codec
->core
.addr
, err
);
3189 list_for_each_entry(cpcm
, &codec
->pcm_list_head
, list
) {
3192 for (stream
= 0; stream
< 2; stream
++) {
3193 struct hda_pcm_stream
*info
= &cpcm
->stream
[stream
];
3195 if (!info
->substreams
)
3197 err
= set_pcm_default_values(codec
, info
);
3200 "fail to setup default for PCM %s\n",
3210 /* assign all PCMs of the given codec */
3211 int snd_hda_codec_build_pcms(struct hda_codec
*codec
)
3213 struct hda_bus
*bus
= codec
->bus
;
3214 struct hda_pcm
*cpcm
;
3217 err
= snd_hda_codec_parse_pcms(codec
);
3221 /* attach a new PCM streams */
3222 list_for_each_entry(cpcm
, &codec
->pcm_list_head
, list
) {
3224 continue; /* already attached */
3225 if (!cpcm
->stream
[0].substreams
&& !cpcm
->stream
[1].substreams
)
3226 continue; /* no substreams assigned */
3228 dev
= get_empty_pcm_device(bus
, cpcm
->pcm_type
);
3230 cpcm
->device
= SNDRV_PCM_INVALID_DEVICE
;
3231 continue; /* no fatal error */
3234 err
= snd_hda_attach_pcm_stream(bus
, codec
, cpcm
);
3237 "cannot attach PCM stream %d for codec #%d\n",
3238 dev
, codec
->core
.addr
);
3239 continue; /* no fatal error */
3247 * snd_hda_add_new_ctls - create controls from the array
3248 * @codec: the HDA codec
3249 * @knew: the array of struct snd_kcontrol_new
3251 * This helper function creates and add new controls in the given array.
3252 * The array must be terminated with an empty entry as terminator.
3254 * Returns 0 if successful, or a negative error code.
3256 int snd_hda_add_new_ctls(struct hda_codec
*codec
,
3257 const struct snd_kcontrol_new
*knew
)
3261 for (; knew
->name
; knew
++) {
3262 struct snd_kcontrol
*kctl
;
3263 int addr
= 0, idx
= 0;
3264 if (knew
->iface
== -1) /* skip this codec private value */
3267 kctl
= snd_ctl_new1(knew
, codec
);
3271 kctl
->id
.device
= addr
;
3273 kctl
->id
.index
= idx
;
3274 err
= snd_hda_ctl_add(codec
, 0, kctl
);
3277 /* try first with another device index corresponding to
3278 * the codec addr; if it still fails (or it's the
3279 * primary codec), then try another control index
3281 if (!addr
&& codec
->core
.addr
)
3282 addr
= codec
->core
.addr
;
3283 else if (!idx
&& !knew
->index
) {
3284 idx
= find_empty_mixer_ctl_idx(codec
,
3294 EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls
);
3297 static void codec_set_power_save(struct hda_codec
*codec
, int delay
)
3299 struct device
*dev
= hda_codec_dev(codec
);
3301 if (delay
== 0 && codec
->auto_runtime_pm
)
3305 pm_runtime_set_autosuspend_delay(dev
, delay
);
3306 pm_runtime_use_autosuspend(dev
);
3307 pm_runtime_allow(dev
);
3308 if (!pm_runtime_suspended(dev
))
3309 pm_runtime_mark_last_busy(dev
);
3311 pm_runtime_dont_use_autosuspend(dev
);
3312 pm_runtime_forbid(dev
);
3317 * snd_hda_set_power_save - reprogram autosuspend for the given delay
3318 * @bus: HD-audio bus
3319 * @delay: autosuspend delay in msec, 0 = off
3321 * Synchronize the runtime PM autosuspend state from the power_save option.
3323 void snd_hda_set_power_save(struct hda_bus
*bus
, int delay
)
3325 struct hda_codec
*c
;
3327 list_for_each_codec(c
, bus
)
3328 codec_set_power_save(c
, delay
);
3330 EXPORT_SYMBOL_GPL(snd_hda_set_power_save
);
3333 * snd_hda_check_amp_list_power - Check the amp list and update the power
3334 * @codec: HD-audio codec
3335 * @check: the object containing an AMP list and the status
3336 * @nid: NID to check / update
3338 * Check whether the given NID is in the amp list. If it's in the list,
3339 * check the current AMP status, and update the the power-status according
3340 * to the mute status.
3342 * This function is supposed to be set or called from the check_power_status
3345 int snd_hda_check_amp_list_power(struct hda_codec
*codec
,
3346 struct hda_loopback_check
*check
,
3349 const struct hda_amp_list
*p
;
3352 if (!check
->amplist
)
3354 for (p
= check
->amplist
; p
->nid
; p
++) {
3359 return 0; /* nothing changed */
3361 for (p
= check
->amplist
; p
->nid
; p
++) {
3362 for (ch
= 0; ch
< 2; ch
++) {
3363 v
= snd_hda_codec_amp_read(codec
, p
->nid
, ch
, p
->dir
,
3365 if (!(v
& HDA_AMP_MUTE
) && v
> 0) {
3366 if (!check
->power_on
) {
3367 check
->power_on
= 1;
3368 snd_hda_power_up_pm(codec
);
3374 if (check
->power_on
) {
3375 check
->power_on
= 0;
3376 snd_hda_power_down_pm(codec
);
3380 EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power
);
3388 * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum
3389 * @imux: imux helper object
3390 * @uinfo: pointer to get/store the data
3392 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
,
3393 struct snd_ctl_elem_info
*uinfo
)
3397 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
3399 uinfo
->value
.enumerated
.items
= imux
->num_items
;
3400 if (!imux
->num_items
)
3402 index
= uinfo
->value
.enumerated
.item
;
3403 if (index
>= imux
->num_items
)
3404 index
= imux
->num_items
- 1;
3405 strcpy(uinfo
->value
.enumerated
.name
, imux
->items
[index
].label
);
3408 EXPORT_SYMBOL_GPL(snd_hda_input_mux_info
);
3411 * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum
3412 * @codec: the HDA codec
3413 * @imux: imux helper object
3414 * @ucontrol: pointer to get/store the data
3415 * @nid: input mux NID
3416 * @cur_val: pointer to get/store the current imux value
3418 int snd_hda_input_mux_put(struct hda_codec
*codec
,
3419 const struct hda_input_mux
*imux
,
3420 struct snd_ctl_elem_value
*ucontrol
,
3422 unsigned int *cur_val
)
3426 if (!imux
->num_items
)
3428 idx
= ucontrol
->value
.enumerated
.item
[0];
3429 if (idx
>= imux
->num_items
)
3430 idx
= imux
->num_items
- 1;
3431 if (*cur_val
== idx
)
3433 snd_hda_codec_write_cache(codec
, nid
, 0, AC_VERB_SET_CONNECT_SEL
,
3434 imux
->items
[idx
].index
);
3438 EXPORT_SYMBOL_GPL(snd_hda_input_mux_put
);
3442 * snd_hda_enum_helper_info - Helper for simple enum ctls
3443 * @kcontrol: ctl element
3444 * @uinfo: pointer to get/store the data
3445 * @num_items: number of enum items
3446 * @texts: enum item string array
3448 * process kcontrol info callback of a simple string enum array
3449 * when @num_items is 0 or @texts is NULL, assume a boolean enum array
3451 int snd_hda_enum_helper_info(struct snd_kcontrol
*kcontrol
,
3452 struct snd_ctl_elem_info
*uinfo
,
3453 int num_items
, const char * const *texts
)
3455 static const char * const texts_default
[] = {
3456 "Disabled", "Enabled"
3459 if (!texts
|| !num_items
) {
3461 texts
= texts_default
;
3464 return snd_ctl_enum_info(uinfo
, 1, num_items
, texts
);
3466 EXPORT_SYMBOL_GPL(snd_hda_enum_helper_info
);
3469 * Multi-channel / digital-out PCM helper functions
3472 /* setup SPDIF output stream */
3473 static void setup_dig_out_stream(struct hda_codec
*codec
, hda_nid_t nid
,
3474 unsigned int stream_tag
, unsigned int format
)
3476 struct hda_spdif_out
*spdif
;
3477 unsigned int curr_fmt
;
3480 spdif
= snd_hda_spdif_out_of_nid(codec
, nid
);
3481 /* Add sanity check to pass klockwork check.
3482 * This should never happen.
3484 if (WARN_ON(spdif
== NULL
))
3487 curr_fmt
= snd_hda_codec_read(codec
, nid
, 0,
3488 AC_VERB_GET_STREAM_FORMAT
, 0);
3489 reset
= codec
->spdif_status_reset
&&
3490 (spdif
->ctls
& AC_DIG1_ENABLE
) &&
3493 /* turn off SPDIF if needed; otherwise the IEC958 bits won't be
3496 set_dig_out_convert(codec
, nid
,
3497 spdif
->ctls
& ~AC_DIG1_ENABLE
& 0xff,
3499 snd_hda_codec_setup_stream(codec
, nid
, stream_tag
, 0, format
);
3500 if (codec
->slave_dig_outs
) {
3502 for (d
= codec
->slave_dig_outs
; *d
; d
++)
3503 snd_hda_codec_setup_stream(codec
, *d
, stream_tag
, 0,
3506 /* turn on again (if needed) */
3508 set_dig_out_convert(codec
, nid
,
3509 spdif
->ctls
& 0xff, -1);
3512 static void cleanup_dig_out_stream(struct hda_codec
*codec
, hda_nid_t nid
)
3514 snd_hda_codec_cleanup_stream(codec
, nid
);
3515 if (codec
->slave_dig_outs
) {
3517 for (d
= codec
->slave_dig_outs
; *d
; d
++)
3518 snd_hda_codec_cleanup_stream(codec
, *d
);
3523 * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode
3524 * @codec: the HDA codec
3525 * @mout: hda_multi_out object
3527 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
,
3528 struct hda_multi_out
*mout
)
3530 mutex_lock(&codec
->spdif_mutex
);
3531 if (mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
)
3532 /* already opened as analog dup; reset it once */
3533 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3534 mout
->dig_out_used
= HDA_DIG_EXCLUSIVE
;
3535 mutex_unlock(&codec
->spdif_mutex
);
3538 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open
);
3541 * snd_hda_multi_out_dig_prepare - prepare the digital out stream
3542 * @codec: the HDA codec
3543 * @mout: hda_multi_out object
3544 * @stream_tag: stream tag to assign
3545 * @format: format id to assign
3546 * @substream: PCM substream to assign
3548 int snd_hda_multi_out_dig_prepare(struct hda_codec
*codec
,
3549 struct hda_multi_out
*mout
,
3550 unsigned int stream_tag
,
3551 unsigned int format
,
3552 struct snd_pcm_substream
*substream
)
3554 mutex_lock(&codec
->spdif_mutex
);
3555 setup_dig_out_stream(codec
, mout
->dig_out_nid
, stream_tag
, format
);
3556 mutex_unlock(&codec
->spdif_mutex
);
3559 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare
);
3562 * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream
3563 * @codec: the HDA codec
3564 * @mout: hda_multi_out object
3566 int snd_hda_multi_out_dig_cleanup(struct hda_codec
*codec
,
3567 struct hda_multi_out
*mout
)
3569 mutex_lock(&codec
->spdif_mutex
);
3570 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3571 mutex_unlock(&codec
->spdif_mutex
);
3574 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup
);
3577 * snd_hda_multi_out_dig_close - release the digital out stream
3578 * @codec: the HDA codec
3579 * @mout: hda_multi_out object
3581 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
,
3582 struct hda_multi_out
*mout
)
3584 mutex_lock(&codec
->spdif_mutex
);
3585 mout
->dig_out_used
= 0;
3586 mutex_unlock(&codec
->spdif_mutex
);
3589 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close
);
3592 * snd_hda_multi_out_analog_open - open analog outputs
3593 * @codec: the HDA codec
3594 * @mout: hda_multi_out object
3595 * @substream: PCM substream to assign
3596 * @hinfo: PCM information to assign
3598 * Open analog outputs and set up the hw-constraints.
3599 * If the digital outputs can be opened as slave, open the digital
3602 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
,
3603 struct hda_multi_out
*mout
,
3604 struct snd_pcm_substream
*substream
,
3605 struct hda_pcm_stream
*hinfo
)
3607 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
3608 runtime
->hw
.channels_max
= mout
->max_channels
;
3609 if (mout
->dig_out_nid
) {
3610 if (!mout
->analog_rates
) {
3611 mout
->analog_rates
= hinfo
->rates
;
3612 mout
->analog_formats
= hinfo
->formats
;
3613 mout
->analog_maxbps
= hinfo
->maxbps
;
3615 runtime
->hw
.rates
= mout
->analog_rates
;
3616 runtime
->hw
.formats
= mout
->analog_formats
;
3617 hinfo
->maxbps
= mout
->analog_maxbps
;
3619 if (!mout
->spdif_rates
) {
3620 snd_hda_query_supported_pcm(codec
, mout
->dig_out_nid
,
3622 &mout
->spdif_formats
,
3623 &mout
->spdif_maxbps
);
3625 mutex_lock(&codec
->spdif_mutex
);
3626 if (mout
->share_spdif
) {
3627 if ((runtime
->hw
.rates
& mout
->spdif_rates
) &&
3628 (runtime
->hw
.formats
& mout
->spdif_formats
)) {
3629 runtime
->hw
.rates
&= mout
->spdif_rates
;
3630 runtime
->hw
.formats
&= mout
->spdif_formats
;
3631 if (mout
->spdif_maxbps
< hinfo
->maxbps
)
3632 hinfo
->maxbps
= mout
->spdif_maxbps
;
3634 mout
->share_spdif
= 0;
3635 /* FIXME: need notify? */
3638 mutex_unlock(&codec
->spdif_mutex
);
3640 return snd_pcm_hw_constraint_step(substream
->runtime
, 0,
3641 SNDRV_PCM_HW_PARAM_CHANNELS
, 2);
3643 EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open
);
3646 * snd_hda_multi_out_analog_prepare - Preapre the analog outputs.
3647 * @codec: the HDA codec
3648 * @mout: hda_multi_out object
3649 * @stream_tag: stream tag to assign
3650 * @format: format id to assign
3651 * @substream: PCM substream to assign
3653 * Set up the i/o for analog out.
3654 * When the digital out is available, copy the front out to digital out, too.
3656 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
,
3657 struct hda_multi_out
*mout
,
3658 unsigned int stream_tag
,
3659 unsigned int format
,
3660 struct snd_pcm_substream
*substream
)
3662 const hda_nid_t
*nids
= mout
->dac_nids
;
3663 int chs
= substream
->runtime
->channels
;
3664 struct hda_spdif_out
*spdif
;
3667 mutex_lock(&codec
->spdif_mutex
);
3668 spdif
= snd_hda_spdif_out_of_nid(codec
, mout
->dig_out_nid
);
3669 if (mout
->dig_out_nid
&& mout
->share_spdif
&&
3670 mout
->dig_out_used
!= HDA_DIG_EXCLUSIVE
) {
3671 if (chs
== 2 && spdif
!= NULL
&&
3672 snd_hda_is_supported_format(codec
, mout
->dig_out_nid
,
3674 !(spdif
->status
& IEC958_AES0_NONAUDIO
)) {
3675 mout
->dig_out_used
= HDA_DIG_ANALOG_DUP
;
3676 setup_dig_out_stream(codec
, mout
->dig_out_nid
,
3677 stream_tag
, format
);
3679 mout
->dig_out_used
= 0;
3680 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3683 mutex_unlock(&codec
->spdif_mutex
);
3686 snd_hda_codec_setup_stream(codec
, nids
[HDA_FRONT
], stream_tag
,
3688 if (!mout
->no_share_stream
&&
3689 mout
->hp_nid
&& mout
->hp_nid
!= nids
[HDA_FRONT
])
3690 /* headphone out will just decode front left/right (stereo) */
3691 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, stream_tag
,
3693 /* extra outputs copied from front */
3694 for (i
= 0; i
< ARRAY_SIZE(mout
->hp_out_nid
); i
++)
3695 if (!mout
->no_share_stream
&& mout
->hp_out_nid
[i
])
3696 snd_hda_codec_setup_stream(codec
,
3697 mout
->hp_out_nid
[i
],
3698 stream_tag
, 0, format
);
3701 for (i
= 1; i
< mout
->num_dacs
; i
++) {
3702 if (chs
>= (i
+ 1) * 2) /* independent out */
3703 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
,
3705 else if (!mout
->no_share_stream
) /* copy front */
3706 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
,
3710 /* extra surrounds */
3711 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++) {
3713 if (!mout
->extra_out_nid
[i
])
3715 if (chs
>= (i
+ 1) * 2)
3717 else if (!mout
->no_share_stream
)
3719 snd_hda_codec_setup_stream(codec
, mout
->extra_out_nid
[i
],
3720 stream_tag
, ch
, format
);
3725 EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare
);
3728 * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out
3729 * @codec: the HDA codec
3730 * @mout: hda_multi_out object
3732 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
,
3733 struct hda_multi_out
*mout
)
3735 const hda_nid_t
*nids
= mout
->dac_nids
;
3738 for (i
= 0; i
< mout
->num_dacs
; i
++)
3739 snd_hda_codec_cleanup_stream(codec
, nids
[i
]);
3741 snd_hda_codec_cleanup_stream(codec
, mout
->hp_nid
);
3742 for (i
= 0; i
< ARRAY_SIZE(mout
->hp_out_nid
); i
++)
3743 if (mout
->hp_out_nid
[i
])
3744 snd_hda_codec_cleanup_stream(codec
,
3745 mout
->hp_out_nid
[i
]);
3746 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
3747 if (mout
->extra_out_nid
[i
])
3748 snd_hda_codec_cleanup_stream(codec
,
3749 mout
->extra_out_nid
[i
]);
3750 mutex_lock(&codec
->spdif_mutex
);
3751 if (mout
->dig_out_nid
&& mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
) {
3752 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3753 mout
->dig_out_used
= 0;
3755 mutex_unlock(&codec
->spdif_mutex
);
3758 EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup
);
3761 * snd_hda_get_default_vref - Get the default (mic) VREF pin bits
3762 * @codec: the HDA codec
3763 * @pin: referred pin NID
3765 * Guess the suitable VREF pin bits to be set as the pin-control value.
3766 * Note: the function doesn't set the AC_PINCTL_IN_EN bit.
3768 unsigned int snd_hda_get_default_vref(struct hda_codec
*codec
, hda_nid_t pin
)
3770 unsigned int pincap
;
3771 unsigned int oldval
;
3772 oldval
= snd_hda_codec_read(codec
, pin
, 0,
3773 AC_VERB_GET_PIN_WIDGET_CONTROL
, 0);
3774 pincap
= snd_hda_query_pin_caps(codec
, pin
);
3775 pincap
= (pincap
& AC_PINCAP_VREF
) >> AC_PINCAP_VREF_SHIFT
;
3776 /* Exception: if the default pin setup is vref50, we give it priority */
3777 if ((pincap
& AC_PINCAP_VREF_80
) && oldval
!= PIN_VREF50
)
3778 return AC_PINCTL_VREF_80
;
3779 else if (pincap
& AC_PINCAP_VREF_50
)
3780 return AC_PINCTL_VREF_50
;
3781 else if (pincap
& AC_PINCAP_VREF_100
)
3782 return AC_PINCTL_VREF_100
;
3783 else if (pincap
& AC_PINCAP_VREF_GRD
)
3784 return AC_PINCTL_VREF_GRD
;
3785 return AC_PINCTL_VREF_HIZ
;
3787 EXPORT_SYMBOL_GPL(snd_hda_get_default_vref
);
3790 * snd_hda_correct_pin_ctl - correct the pin ctl value for matching with the pin cap
3791 * @codec: the HDA codec
3792 * @pin: referred pin NID
3793 * @val: pin ctl value to audit
3795 unsigned int snd_hda_correct_pin_ctl(struct hda_codec
*codec
,
3796 hda_nid_t pin
, unsigned int val
)
3798 static unsigned int cap_lists
[][2] = {
3799 { AC_PINCTL_VREF_100
, AC_PINCAP_VREF_100
},
3800 { AC_PINCTL_VREF_80
, AC_PINCAP_VREF_80
},
3801 { AC_PINCTL_VREF_50
, AC_PINCAP_VREF_50
},
3802 { AC_PINCTL_VREF_GRD
, AC_PINCAP_VREF_GRD
},
3808 cap
= snd_hda_query_pin_caps(codec
, pin
);
3810 return val
; /* don't know what to do... */
3812 if (val
& AC_PINCTL_OUT_EN
) {
3813 if (!(cap
& AC_PINCAP_OUT
))
3814 val
&= ~(AC_PINCTL_OUT_EN
| AC_PINCTL_HP_EN
);
3815 else if ((val
& AC_PINCTL_HP_EN
) && !(cap
& AC_PINCAP_HP_DRV
))
3816 val
&= ~AC_PINCTL_HP_EN
;
3819 if (val
& AC_PINCTL_IN_EN
) {
3820 if (!(cap
& AC_PINCAP_IN
))
3821 val
&= ~(AC_PINCTL_IN_EN
| AC_PINCTL_VREFEN
);
3823 unsigned int vcap
, vref
;
3825 vcap
= (cap
& AC_PINCAP_VREF
) >> AC_PINCAP_VREF_SHIFT
;
3826 vref
= val
& AC_PINCTL_VREFEN
;
3827 for (i
= 0; i
< ARRAY_SIZE(cap_lists
); i
++) {
3828 if (vref
== cap_lists
[i
][0] &&
3829 !(vcap
& cap_lists
[i
][1])) {
3830 if (i
== ARRAY_SIZE(cap_lists
) - 1)
3831 vref
= AC_PINCTL_VREF_HIZ
;
3833 vref
= cap_lists
[i
+ 1][0];
3836 val
&= ~AC_PINCTL_VREFEN
;
3843 EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl
);
3846 * _snd_hda_pin_ctl - Helper to set pin ctl value
3847 * @codec: the HDA codec
3848 * @pin: referred pin NID
3849 * @val: pin control value to set
3850 * @cached: access over codec pinctl cache or direct write
3852 * This function is a helper to set a pin ctl value more safely.
3853 * It corrects the pin ctl value via snd_hda_correct_pin_ctl(), stores the
3854 * value in pin target array via snd_hda_codec_set_pin_target(), then
3855 * actually writes the value via either snd_hda_codec_update_cache() or
3856 * snd_hda_codec_write() depending on @cached flag.
3858 int _snd_hda_set_pin_ctl(struct hda_codec
*codec
, hda_nid_t pin
,
3859 unsigned int val
, bool cached
)
3861 val
= snd_hda_correct_pin_ctl(codec
, pin
, val
);
3862 snd_hda_codec_set_pin_target(codec
, pin
, val
);
3864 return snd_hda_codec_update_cache(codec
, pin
, 0,
3865 AC_VERB_SET_PIN_WIDGET_CONTROL
, val
);
3867 return snd_hda_codec_write(codec
, pin
, 0,
3868 AC_VERB_SET_PIN_WIDGET_CONTROL
, val
);
3870 EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl
);
3873 * snd_hda_add_imux_item - Add an item to input_mux
3874 * @codec: the HDA codec
3875 * @imux: imux helper object
3876 * @label: the name of imux item to assign
3877 * @index: index number of imux item to assign
3878 * @type_idx: pointer to store the resultant label index
3880 * When the same label is used already in the existing items, the number
3881 * suffix is appended to the label. This label index number is stored
3882 * to type_idx when non-NULL pointer is given.
3884 int snd_hda_add_imux_item(struct hda_codec
*codec
,
3885 struct hda_input_mux
*imux
, const char *label
,
3886 int index
, int *type_idx
)
3888 int i
, label_idx
= 0;
3889 if (imux
->num_items
>= HDA_MAX_NUM_INPUTS
) {
3890 codec_err(codec
, "hda_codec: Too many imux items!\n");
3893 for (i
= 0; i
< imux
->num_items
; i
++) {
3894 if (!strncmp(label
, imux
->items
[i
].label
, strlen(label
)))
3898 *type_idx
= label_idx
;
3900 snprintf(imux
->items
[imux
->num_items
].label
,
3901 sizeof(imux
->items
[imux
->num_items
].label
),
3902 "%s %d", label
, label_idx
);
3904 strlcpy(imux
->items
[imux
->num_items
].label
, label
,
3905 sizeof(imux
->items
[imux
->num_items
].label
));
3906 imux
->items
[imux
->num_items
].index
= index
;
3910 EXPORT_SYMBOL_GPL(snd_hda_add_imux_item
);
3913 * snd_hda_bus_reset_codecs - Reset the bus
3914 * @bus: HD-audio bus
3916 void snd_hda_bus_reset_codecs(struct hda_bus
*bus
)
3918 struct hda_codec
*codec
;
3920 list_for_each_codec(codec
, bus
) {
3921 /* FIXME: maybe a better way needed for forced reset */
3922 cancel_delayed_work_sync(&codec
->jackpoll_work
);
3924 if (hda_codec_is_power_on(codec
)) {
3925 hda_call_codec_suspend(codec
);
3926 hda_call_codec_resume(codec
);
3933 * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer
3934 * @pcm: PCM caps bits
3935 * @buf: the string buffer to write
3936 * @buflen: the max buffer length
3938 * used by hda_proc.c and hda_eld.c
3940 void snd_print_pcm_bits(int pcm
, char *buf
, int buflen
)
3942 static unsigned int bits
[] = { 8, 16, 20, 24, 32 };
3945 for (i
= 0, j
= 0; i
< ARRAY_SIZE(bits
); i
++)
3946 if (pcm
& (AC_SUPPCM_BITS_8
<< i
))
3947 j
+= snprintf(buf
+ j
, buflen
- j
, " %d", bits
[i
]);
3949 buf
[j
] = '\0'; /* necessary when j == 0 */
3951 EXPORT_SYMBOL_GPL(snd_print_pcm_bits
);
3953 MODULE_DESCRIPTION("HDA codec core");
3954 MODULE_LICENSE("GPL");