1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Universal Interface for Intel High Definition Audio Codec
5 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
8 #include <linux/init.h>
9 #include <linux/delay.h>
10 #include <linux/slab.h>
11 #include <linux/mutex.h>
12 #include <linux/module.h>
14 #include <linux/pm_runtime.h>
15 #include <sound/core.h>
16 #include <sound/hda_codec.h>
17 #include <sound/asoundef.h>
18 #include <sound/tlv.h>
19 #include <sound/initval.h>
20 #include <sound/jack.h>
21 #include "hda_local.h"
24 #include <sound/hda_hwdep.h>
25 #include <sound/hda_component.h>
27 #define codec_in_pm(codec) snd_hdac_is_in_pm(&codec->core)
28 #define hda_codec_is_power_on(codec) snd_hdac_is_power_on(&codec->core)
29 #define codec_has_epss(codec) \
30 ((codec)->core.power_caps & AC_PWRST_EPSS)
31 #define codec_has_clkstop(codec) \
32 ((codec)->core.power_caps & AC_PWRST_CLKSTOP)
35 * Send and receive a verb - passed to exec_verb override for hdac_device
37 static int codec_exec_verb(struct hdac_device
*dev
, unsigned int cmd
,
38 unsigned int flags
, unsigned int *res
)
40 struct hda_codec
*codec
= container_of(dev
, struct hda_codec
, core
);
41 struct hda_bus
*bus
= codec
->bus
;
48 snd_hda_power_up_pm(codec
);
49 mutex_lock(&bus
->core
.cmd_mutex
);
50 if (flags
& HDA_RW_NO_RESPONSE_FALLBACK
)
51 bus
->no_response_fallback
= 1;
52 err
= snd_hdac_bus_exec_verb_unlocked(&bus
->core
, codec
->core
.addr
,
54 bus
->no_response_fallback
= 0;
55 mutex_unlock(&bus
->core
.cmd_mutex
);
56 snd_hda_power_down_pm(codec
);
57 if (!codec_in_pm(codec
) && res
&& err
== -EAGAIN
) {
58 if (bus
->response_reset
) {
60 "resetting BUS due to fatal communication error\n");
61 snd_hda_bus_reset(bus
);
65 /* clear reset-flag when the communication gets recovered */
66 if (!err
|| codec_in_pm(codec
))
67 bus
->response_reset
= 0;
72 * snd_hda_sequence_write - sequence writes
73 * @codec: the HDA codec
74 * @seq: VERB array to send
76 * Send the commands sequentially from the given array.
77 * The array must be terminated with NID=0.
79 void snd_hda_sequence_write(struct hda_codec
*codec
, const struct hda_verb
*seq
)
81 for (; seq
->nid
; seq
++)
82 snd_hda_codec_write(codec
, seq
->nid
, 0, seq
->verb
, seq
->param
);
84 EXPORT_SYMBOL_GPL(snd_hda_sequence_write
);
86 /* connection list element */
87 struct hda_conn_list
{
88 struct list_head list
;
94 /* look up the cached results */
95 static struct hda_conn_list
*
96 lookup_conn_list(struct hda_codec
*codec
, hda_nid_t nid
)
98 struct hda_conn_list
*p
;
99 list_for_each_entry(p
, &codec
->conn_list
, list
) {
106 static int add_conn_list(struct hda_codec
*codec
, hda_nid_t nid
, int len
,
107 const hda_nid_t
*list
)
109 struct hda_conn_list
*p
;
111 p
= kmalloc(struct_size(p
, conns
, len
), GFP_KERNEL
);
116 memcpy(p
->conns
, list
, len
* sizeof(hda_nid_t
));
117 list_add(&p
->list
, &codec
->conn_list
);
121 static void remove_conn_list(struct hda_codec
*codec
)
123 while (!list_empty(&codec
->conn_list
)) {
124 struct hda_conn_list
*p
;
125 p
= list_first_entry(&codec
->conn_list
, typeof(*p
), list
);
131 /* read the connection and add to the cache */
132 static int read_and_add_raw_conns(struct hda_codec
*codec
, hda_nid_t nid
)
135 hda_nid_t
*result
= list
;
138 len
= snd_hda_get_raw_connections(codec
, nid
, list
, ARRAY_SIZE(list
));
139 if (len
== -ENOSPC
) {
140 len
= snd_hda_get_num_raw_conns(codec
, nid
);
141 result
= kmalloc_array(len
, sizeof(hda_nid_t
), GFP_KERNEL
);
144 len
= snd_hda_get_raw_connections(codec
, nid
, result
, len
);
147 len
= snd_hda_override_conn_list(codec
, nid
, len
, result
);
154 * snd_hda_get_conn_list - get connection list
155 * @codec: the HDA codec
157 * @listp: the pointer to store NID list
159 * Parses the connection list of the given widget and stores the pointer
160 * to the list of NIDs.
162 * Returns the number of connections, or a negative error code.
164 * Note that the returned pointer isn't protected against the list
165 * modification. If snd_hda_override_conn_list() might be called
166 * concurrently, protect with a mutex appropriately.
168 int snd_hda_get_conn_list(struct hda_codec
*codec
, hda_nid_t nid
,
169 const hda_nid_t
**listp
)
175 const struct hda_conn_list
*p
;
177 /* if the connection-list is already cached, read it */
178 p
= lookup_conn_list(codec
, nid
);
184 if (snd_BUG_ON(added
))
187 err
= read_and_add_raw_conns(codec
, nid
);
193 EXPORT_SYMBOL_GPL(snd_hda_get_conn_list
);
196 * snd_hda_get_connections - copy connection list
197 * @codec: the HDA codec
199 * @conn_list: connection list array; when NULL, checks only the size
200 * @max_conns: max. number of connections to store
202 * Parses the connection list of the given widget and stores the list
205 * Returns the number of connections, or a negative error code.
207 int snd_hda_get_connections(struct hda_codec
*codec
, hda_nid_t nid
,
208 hda_nid_t
*conn_list
, int max_conns
)
210 const hda_nid_t
*list
;
211 int len
= snd_hda_get_conn_list(codec
, nid
, &list
);
213 if (len
> 0 && conn_list
) {
214 if (len
> max_conns
) {
215 codec_err(codec
, "Too many connections %d for NID 0x%x\n",
219 memcpy(conn_list
, list
, len
* sizeof(hda_nid_t
));
224 EXPORT_SYMBOL_GPL(snd_hda_get_connections
);
227 * snd_hda_override_conn_list - add/modify the connection-list to cache
228 * @codec: the HDA codec
230 * @len: number of connection list entries
231 * @list: the list of connection entries
233 * Add or modify the given connection-list to the cache. If the corresponding
234 * cache already exists, invalidate it and append a new one.
236 * Returns zero or a negative error code.
238 int snd_hda_override_conn_list(struct hda_codec
*codec
, hda_nid_t nid
, int len
,
239 const hda_nid_t
*list
)
241 struct hda_conn_list
*p
;
243 p
= lookup_conn_list(codec
, nid
);
249 return add_conn_list(codec
, nid
, len
, list
);
251 EXPORT_SYMBOL_GPL(snd_hda_override_conn_list
);
254 * snd_hda_get_conn_index - get the connection index of the given NID
255 * @codec: the HDA codec
256 * @mux: NID containing the list
257 * @nid: NID to select
258 * @recursive: 1 when searching NID recursively, otherwise 0
260 * Parses the connection list of the widget @mux and checks whether the
261 * widget @nid is present. If it is, return the connection index.
262 * Otherwise it returns -1.
264 int snd_hda_get_conn_index(struct hda_codec
*codec
, hda_nid_t mux
,
265 hda_nid_t nid
, int recursive
)
267 const hda_nid_t
*conn
;
270 nums
= snd_hda_get_conn_list(codec
, mux
, &conn
);
271 for (i
= 0; i
< nums
; i
++)
276 if (recursive
> 10) {
277 codec_dbg(codec
, "too deep connection for 0x%x\n", nid
);
281 for (i
= 0; i
< nums
; i
++) {
282 unsigned int type
= get_wcaps_type(get_wcaps(codec
, conn
[i
]));
283 if (type
== AC_WID_PIN
|| type
== AC_WID_AUD_OUT
)
285 if (snd_hda_get_conn_index(codec
, conn
[i
], nid
, recursive
) >= 0)
290 EXPORT_SYMBOL_GPL(snd_hda_get_conn_index
);
293 * snd_hda_get_num_devices - get DEVLIST_LEN parameter of the given widget
294 * @codec: the HDA codec
295 * @nid: NID of the pin to parse
297 * Get the device entry number on the given widget. This is a feature of
298 * DP MST audio. Each pin can have several device entries in it.
300 unsigned int snd_hda_get_num_devices(struct hda_codec
*codec
, hda_nid_t nid
)
302 unsigned int wcaps
= get_wcaps(codec
, nid
);
305 if (!codec
->dp_mst
|| !(wcaps
& AC_WCAP_DIGITAL
) ||
306 get_wcaps_type(wcaps
) != AC_WID_PIN
)
309 parm
= snd_hdac_read_parm_uncached(&codec
->core
, nid
, AC_PAR_DEVLIST_LEN
);
312 return parm
& AC_DEV_LIST_LEN_MASK
;
314 EXPORT_SYMBOL_GPL(snd_hda_get_num_devices
);
317 * snd_hda_get_devices - copy device list without cache
318 * @codec: the HDA codec
319 * @nid: NID of the pin to parse
320 * @dev_list: device list array
321 * @max_devices: max. number of devices to store
323 * Copy the device list. This info is dynamic and so not cached.
324 * Currently called only from hda_proc.c, so not exported.
326 int snd_hda_get_devices(struct hda_codec
*codec
, hda_nid_t nid
,
327 u8
*dev_list
, int max_devices
)
330 int i
, dev_len
, devices
;
332 parm
= snd_hda_get_num_devices(codec
, nid
);
333 if (!parm
) /* not multi-stream capable */
337 dev_len
= dev_len
< max_devices
? dev_len
: max_devices
;
340 while (devices
< dev_len
) {
341 if (snd_hdac_read(&codec
->core
, nid
,
342 AC_VERB_GET_DEVICE_LIST
, devices
, &parm
))
345 for (i
= 0; i
< 8; i
++) {
346 dev_list
[devices
] = (u8
)parm
;
349 if (devices
>= dev_len
)
357 * snd_hda_get_dev_select - get device entry select on the pin
358 * @codec: the HDA codec
359 * @nid: NID of the pin to get device entry select
361 * Get the devcie entry select on the pin. Return the device entry
362 * id selected on the pin. Return 0 means the first device entry
363 * is selected or MST is not supported.
365 int snd_hda_get_dev_select(struct hda_codec
*codec
, hda_nid_t nid
)
367 /* not support dp_mst will always return 0, using first dev_entry */
371 return snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DEVICE_SEL
, 0);
373 EXPORT_SYMBOL_GPL(snd_hda_get_dev_select
);
376 * snd_hda_set_dev_select - set device entry select on the pin
377 * @codec: the HDA codec
378 * @nid: NID of the pin to set device entry select
379 * @dev_id: device entry id to be set
381 * Set the device entry select on the pin nid.
383 int snd_hda_set_dev_select(struct hda_codec
*codec
, hda_nid_t nid
, int dev_id
)
385 int ret
, num_devices
;
387 /* not support dp_mst will always return 0, using first dev_entry */
391 /* AC_PAR_DEVLIST_LEN is 0 based. */
392 num_devices
= snd_hda_get_num_devices(codec
, nid
) + 1;
393 /* If Device List Length is 0 (num_device = 1),
394 * the pin is not multi stream capable.
395 * Do nothing in this case.
397 if (num_devices
== 1)
400 /* Behavior of setting index being equal to or greater than
401 * Device List Length is not predictable
403 if (num_devices
<= dev_id
)
406 ret
= snd_hda_codec_write(codec
, nid
, 0,
407 AC_VERB_SET_DEVICE_SEL
, dev_id
);
411 EXPORT_SYMBOL_GPL(snd_hda_set_dev_select
);
414 * read widget caps for each widget and store in cache
416 static int read_widget_caps(struct hda_codec
*codec
, hda_nid_t fg_node
)
421 codec
->wcaps
= kmalloc_array(codec
->core
.num_nodes
, 4, GFP_KERNEL
);
424 nid
= codec
->core
.start_nid
;
425 for (i
= 0; i
< codec
->core
.num_nodes
; i
++, nid
++)
426 codec
->wcaps
[i
] = snd_hdac_read_parm_uncached(&codec
->core
,
427 nid
, AC_PAR_AUDIO_WIDGET_CAP
);
431 /* read all pin default configurations and save codec->init_pins */
432 static int read_pin_defaults(struct hda_codec
*codec
)
436 for_each_hda_codec_node(nid
, codec
) {
437 struct hda_pincfg
*pin
;
438 unsigned int wcaps
= get_wcaps(codec
, nid
);
439 unsigned int wid_type
= get_wcaps_type(wcaps
);
440 if (wid_type
!= AC_WID_PIN
)
442 pin
= snd_array_new(&codec
->init_pins
);
446 pin
->cfg
= snd_hda_codec_read(codec
, nid
, 0,
447 AC_VERB_GET_CONFIG_DEFAULT
, 0);
449 * all device entries are the same widget control so far
450 * fixme: if any codec is different, need fix here
452 pin
->ctrl
= snd_hda_codec_read(codec
, nid
, 0,
453 AC_VERB_GET_PIN_WIDGET_CONTROL
,
459 /* look up the given pin config list and return the item matching with NID */
460 static struct hda_pincfg
*look_up_pincfg(struct hda_codec
*codec
,
461 struct snd_array
*array
,
464 struct hda_pincfg
*pin
;
467 snd_array_for_each(array
, i
, pin
) {
474 /* set the current pin config value for the given NID.
475 * the value is cached, and read via snd_hda_codec_get_pincfg()
477 int snd_hda_add_pincfg(struct hda_codec
*codec
, struct snd_array
*list
,
478 hda_nid_t nid
, unsigned int cfg
)
480 struct hda_pincfg
*pin
;
482 /* the check below may be invalid when pins are added by a fixup
483 * dynamically (e.g. via snd_hda_codec_update_widgets()), so disabled
487 if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
491 pin
= look_up_pincfg(codec
, list
, nid
);
493 pin
= snd_array_new(list
);
503 * snd_hda_codec_set_pincfg - Override a pin default configuration
504 * @codec: the HDA codec
505 * @nid: NID to set the pin config
506 * @cfg: the pin default config value
508 * Override a pin default configuration value in the cache.
509 * This value can be read by snd_hda_codec_get_pincfg() in a higher
510 * priority than the real hardware value.
512 int snd_hda_codec_set_pincfg(struct hda_codec
*codec
,
513 hda_nid_t nid
, unsigned int cfg
)
515 return snd_hda_add_pincfg(codec
, &codec
->driver_pins
, nid
, cfg
);
517 EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg
);
520 * snd_hda_codec_get_pincfg - Obtain a pin-default configuration
521 * @codec: the HDA codec
522 * @nid: NID to get the pin config
524 * Get the current pin config value of the given pin NID.
525 * If the pincfg value is cached or overridden via sysfs or driver,
526 * returns the cached value.
528 unsigned int snd_hda_codec_get_pincfg(struct hda_codec
*codec
, hda_nid_t nid
)
530 struct hda_pincfg
*pin
;
532 #ifdef CONFIG_SND_HDA_RECONFIG
534 unsigned int cfg
= 0;
535 mutex_lock(&codec
->user_mutex
);
536 pin
= look_up_pincfg(codec
, &codec
->user_pins
, nid
);
539 mutex_unlock(&codec
->user_mutex
);
544 pin
= look_up_pincfg(codec
, &codec
->driver_pins
, nid
);
547 pin
= look_up_pincfg(codec
, &codec
->init_pins
, nid
);
552 EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg
);
555 * snd_hda_codec_set_pin_target - remember the current pinctl target value
556 * @codec: the HDA codec
558 * @val: assigned pinctl value
560 * This function stores the given value to a pinctl target value in the
561 * pincfg table. This isn't always as same as the actually written value
562 * but can be referred at any time via snd_hda_codec_get_pin_target().
564 int snd_hda_codec_set_pin_target(struct hda_codec
*codec
, hda_nid_t nid
,
567 struct hda_pincfg
*pin
;
569 pin
= look_up_pincfg(codec
, &codec
->init_pins
, nid
);
575 EXPORT_SYMBOL_GPL(snd_hda_codec_set_pin_target
);
578 * snd_hda_codec_get_pin_target - return the current pinctl target value
579 * @codec: the HDA codec
582 int snd_hda_codec_get_pin_target(struct hda_codec
*codec
, hda_nid_t nid
)
584 struct hda_pincfg
*pin
;
586 pin
= look_up_pincfg(codec
, &codec
->init_pins
, nid
);
591 EXPORT_SYMBOL_GPL(snd_hda_codec_get_pin_target
);
594 * snd_hda_shutup_pins - Shut up all pins
595 * @codec: the HDA codec
597 * Clear all pin controls to shup up before suspend for avoiding click noise.
598 * The controls aren't cached so that they can be resumed properly.
600 void snd_hda_shutup_pins(struct hda_codec
*codec
)
602 const struct hda_pincfg
*pin
;
605 /* don't shut up pins when unloading the driver; otherwise it breaks
606 * the default pin setup at the next load of the driver
608 if (codec
->bus
->shutdown
)
610 snd_array_for_each(&codec
->init_pins
, i
, pin
) {
611 /* use read here for syncing after issuing each verb */
612 snd_hda_codec_read(codec
, pin
->nid
, 0,
613 AC_VERB_SET_PIN_WIDGET_CONTROL
, 0);
615 codec
->pins_shutup
= 1;
617 EXPORT_SYMBOL_GPL(snd_hda_shutup_pins
);
620 /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */
621 static void restore_shutup_pins(struct hda_codec
*codec
)
623 const struct hda_pincfg
*pin
;
626 if (!codec
->pins_shutup
)
628 if (codec
->bus
->shutdown
)
630 snd_array_for_each(&codec
->init_pins
, i
, pin
) {
631 snd_hda_codec_write(codec
, pin
->nid
, 0,
632 AC_VERB_SET_PIN_WIDGET_CONTROL
,
635 codec
->pins_shutup
= 0;
639 static void hda_jackpoll_work(struct work_struct
*work
)
641 struct hda_codec
*codec
=
642 container_of(work
, struct hda_codec
, jackpoll_work
.work
);
644 /* for non-polling trigger: we need nothing if already powered on */
645 if (!codec
->jackpoll_interval
&& snd_hdac_is_power_on(&codec
->core
))
648 /* the power-up/down sequence triggers the runtime resume */
649 snd_hda_power_up_pm(codec
);
650 /* update jacks manually if polling is required, too */
651 if (codec
->jackpoll_interval
) {
652 snd_hda_jack_set_dirty_all(codec
);
653 snd_hda_jack_poll_all(codec
);
655 snd_hda_power_down_pm(codec
);
657 if (!codec
->jackpoll_interval
)
660 schedule_delayed_work(&codec
->jackpoll_work
,
661 codec
->jackpoll_interval
);
664 /* release all pincfg lists */
665 static void free_init_pincfgs(struct hda_codec
*codec
)
667 snd_array_free(&codec
->driver_pins
);
668 #ifdef CONFIG_SND_HDA_RECONFIG
669 snd_array_free(&codec
->user_pins
);
671 snd_array_free(&codec
->init_pins
);
675 * audio-converter setup caches
677 struct hda_cvt_setup
{
682 unsigned char active
; /* cvt is currently used */
683 unsigned char dirty
; /* setups should be cleared */
686 /* get or create a cache entry for the given audio converter NID */
687 static struct hda_cvt_setup
*
688 get_hda_cvt_setup(struct hda_codec
*codec
, hda_nid_t nid
)
690 struct hda_cvt_setup
*p
;
693 snd_array_for_each(&codec
->cvt_setups
, i
, p
) {
697 p
= snd_array_new(&codec
->cvt_setups
);
706 static void release_pcm(struct kref
*kref
)
708 struct hda_pcm
*pcm
= container_of(kref
, struct hda_pcm
, kref
);
711 snd_device_free(pcm
->codec
->card
, pcm
->pcm
);
712 clear_bit(pcm
->device
, pcm
->codec
->bus
->pcm_dev_bits
);
717 void snd_hda_codec_pcm_put(struct hda_pcm
*pcm
)
719 kref_put(&pcm
->kref
, release_pcm
);
721 EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_put
);
723 struct hda_pcm
*snd_hda_codec_pcm_new(struct hda_codec
*codec
,
724 const char *fmt
, ...)
729 pcm
= kzalloc(sizeof(*pcm
), GFP_KERNEL
);
734 kref_init(&pcm
->kref
);
736 pcm
->name
= kvasprintf(GFP_KERNEL
, fmt
, args
);
743 list_add_tail(&pcm
->list
, &codec
->pcm_list_head
);
746 EXPORT_SYMBOL_GPL(snd_hda_codec_pcm_new
);
751 static void codec_release_pcms(struct hda_codec
*codec
)
753 struct hda_pcm
*pcm
, *n
;
755 list_for_each_entry_safe(pcm
, n
, &codec
->pcm_list_head
, list
) {
756 list_del_init(&pcm
->list
);
758 snd_device_disconnect(codec
->card
, pcm
->pcm
);
759 snd_hda_codec_pcm_put(pcm
);
763 void snd_hda_codec_cleanup_for_unbind(struct hda_codec
*codec
)
765 if (codec
->registered
) {
766 /* pm_runtime_put() is called in snd_hdac_device_exit() */
767 pm_runtime_get_noresume(hda_codec_dev(codec
));
768 pm_runtime_disable(hda_codec_dev(codec
));
769 codec
->registered
= 0;
772 cancel_delayed_work_sync(&codec
->jackpoll_work
);
773 if (!codec
->in_freeing
)
774 snd_hda_ctls_clear(codec
);
775 codec_release_pcms(codec
);
776 snd_hda_detach_beep_device(codec
);
777 memset(&codec
->patch_ops
, 0, sizeof(codec
->patch_ops
));
778 snd_hda_jack_tbl_clear(codec
);
779 codec
->proc_widget_hook
= NULL
;
782 /* free only driver_pins so that init_pins + user_pins are restored */
783 snd_array_free(&codec
->driver_pins
);
784 snd_array_free(&codec
->cvt_setups
);
785 snd_array_free(&codec
->spdif_out
);
786 snd_array_free(&codec
->verbs
);
787 codec
->preset
= NULL
;
788 codec
->slave_dig_outs
= NULL
;
789 codec
->spdif_status_reset
= 0;
790 snd_array_free(&codec
->mixers
);
791 snd_array_free(&codec
->nids
);
792 remove_conn_list(codec
);
793 snd_hdac_regmap_exit(&codec
->core
);
796 static unsigned int hda_set_power_state(struct hda_codec
*codec
,
797 unsigned int power_state
);
799 /* enable/disable display power per codec */
800 static void codec_display_power(struct hda_codec
*codec
, bool enable
)
802 if (codec
->display_power_control
)
803 snd_hdac_display_power(&codec
->bus
->core
, codec
->addr
, enable
);
806 /* also called from hda_bind.c */
807 void snd_hda_codec_register(struct hda_codec
*codec
)
809 if (codec
->registered
)
811 if (device_is_registered(hda_codec_dev(codec
))) {
812 codec_display_power(codec
, true);
813 pm_runtime_enable(hda_codec_dev(codec
));
814 /* it was powered up in snd_hda_codec_new(), now all done */
815 snd_hda_power_down(codec
);
816 codec
->registered
= 1;
820 static int snd_hda_codec_dev_register(struct snd_device
*device
)
822 snd_hda_codec_register(device
->device_data
);
826 static int snd_hda_codec_dev_free(struct snd_device
*device
)
828 struct hda_codec
*codec
= device
->device_data
;
830 codec
->in_freeing
= 1;
832 * snd_hda_codec_device_new() is used by legacy HDA and ASoC driver.
833 * We can't unregister ASoC device since it will be unregistered in
834 * snd_hdac_ext_bus_device_remove().
836 if (codec
->core
.type
== HDA_DEV_LEGACY
)
837 snd_hdac_device_unregister(&codec
->core
);
838 codec_display_power(codec
, false);
841 * In the case of ASoC HD-audio bus, the device refcount is released in
842 * snd_hdac_ext_bus_device_remove() explicitly.
844 if (codec
->core
.type
== HDA_DEV_LEGACY
)
845 put_device(hda_codec_dev(codec
));
850 static void snd_hda_codec_dev_release(struct device
*dev
)
852 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
854 free_init_pincfgs(codec
);
855 snd_hdac_device_exit(&codec
->core
);
856 snd_hda_sysfs_clear(codec
);
857 kfree(codec
->modelname
);
861 * In the case of ASoC HD-audio, hda_codec is device managed.
862 * It will be freed when the ASoC device is removed.
864 if (codec
->core
.type
== HDA_DEV_LEGACY
)
868 #define DEV_NAME_LEN 31
870 static int snd_hda_codec_device_init(struct hda_bus
*bus
, struct snd_card
*card
,
871 unsigned int codec_addr
, struct hda_codec
**codecp
)
873 char name
[DEV_NAME_LEN
];
874 struct hda_codec
*codec
;
877 dev_dbg(card
->dev
, "%s: entry\n", __func__
);
879 if (snd_BUG_ON(!bus
))
881 if (snd_BUG_ON(codec_addr
> HDA_MAX_CODEC_ADDRESS
))
884 codec
= kzalloc(sizeof(*codec
), GFP_KERNEL
);
888 sprintf(name
, "hdaudioC%dD%d", card
->number
, codec_addr
);
889 err
= snd_hdac_device_init(&codec
->core
, &bus
->core
, name
, codec_addr
);
895 codec
->core
.type
= HDA_DEV_LEGACY
;
902 * snd_hda_codec_new - create a HDA codec
903 * @bus: the bus to assign
904 * @card: card for this codec
905 * @codec_addr: the codec address
906 * @codecp: the pointer to store the generated codec
908 * Returns 0 if successful, or a negative error code.
910 int snd_hda_codec_new(struct hda_bus
*bus
, struct snd_card
*card
,
911 unsigned int codec_addr
, struct hda_codec
**codecp
)
915 ret
= snd_hda_codec_device_init(bus
, card
, codec_addr
, codecp
);
919 return snd_hda_codec_device_new(bus
, card
, codec_addr
, *codecp
);
921 EXPORT_SYMBOL_GPL(snd_hda_codec_new
);
923 int snd_hda_codec_device_new(struct hda_bus
*bus
, struct snd_card
*card
,
924 unsigned int codec_addr
, struct hda_codec
*codec
)
929 static const struct snd_device_ops dev_ops
= {
930 .dev_register
= snd_hda_codec_dev_register
,
931 .dev_free
= snd_hda_codec_dev_free
,
934 dev_dbg(card
->dev
, "%s: entry\n", __func__
);
936 if (snd_BUG_ON(!bus
))
938 if (snd_BUG_ON(codec_addr
> HDA_MAX_CODEC_ADDRESS
))
941 codec
->core
.dev
.release
= snd_hda_codec_dev_release
;
942 codec
->core
.exec_verb
= codec_exec_verb
;
946 codec
->addr
= codec_addr
;
947 mutex_init(&codec
->spdif_mutex
);
948 mutex_init(&codec
->control_mutex
);
949 snd_array_init(&codec
->mixers
, sizeof(struct hda_nid_item
), 32);
950 snd_array_init(&codec
->nids
, sizeof(struct hda_nid_item
), 32);
951 snd_array_init(&codec
->init_pins
, sizeof(struct hda_pincfg
), 16);
952 snd_array_init(&codec
->driver_pins
, sizeof(struct hda_pincfg
), 16);
953 snd_array_init(&codec
->cvt_setups
, sizeof(struct hda_cvt_setup
), 8);
954 snd_array_init(&codec
->spdif_out
, sizeof(struct hda_spdif_out
), 16);
955 snd_array_init(&codec
->jacktbl
, sizeof(struct hda_jack_tbl
), 16);
956 snd_array_init(&codec
->verbs
, sizeof(struct hda_verb
*), 8);
957 INIT_LIST_HEAD(&codec
->conn_list
);
958 INIT_LIST_HEAD(&codec
->pcm_list_head
);
960 INIT_DELAYED_WORK(&codec
->jackpoll_work
, hda_jackpoll_work
);
961 codec
->depop_delay
= -1;
962 codec
->fixup_id
= HDA_FIXUP_ID_NOT_SET
;
965 codec
->power_jiffies
= jiffies
;
968 snd_hda_sysfs_init(codec
);
970 if (codec
->bus
->modelname
) {
971 codec
->modelname
= kstrdup(codec
->bus
->modelname
, GFP_KERNEL
);
972 if (!codec
->modelname
) {
978 fg
= codec
->core
.afg
? codec
->core
.afg
: codec
->core
.mfg
;
979 err
= read_widget_caps(codec
, fg
);
982 err
= read_pin_defaults(codec
);
986 /* power-up all before initialization */
987 hda_set_power_state(codec
, AC_PWRST_D0
);
988 codec
->core
.dev
.power
.power_state
= PMSG_ON
;
990 snd_hda_codec_proc_new(codec
);
992 snd_hda_create_hwdep(codec
);
994 sprintf(component
, "HDA:%08x,%08x,%08x", codec
->core
.vendor_id
,
995 codec
->core
.subsystem_id
, codec
->core
.revision_id
);
996 snd_component_add(card
, component
);
998 err
= snd_device_new(card
, SNDRV_DEV_CODEC
, codec
, &dev_ops
);
1005 put_device(hda_codec_dev(codec
));
1008 EXPORT_SYMBOL_GPL(snd_hda_codec_device_new
);
1011 * snd_hda_codec_update_widgets - Refresh widget caps and pin defaults
1012 * @codec: the HDA codec
1014 * Forcibly refresh the all widget caps and the init pin configurations of
1017 int snd_hda_codec_update_widgets(struct hda_codec
*codec
)
1022 err
= snd_hdac_refresh_widgets(&codec
->core
);
1026 /* Assume the function group node does not change,
1027 * only the widget nodes may change.
1029 kfree(codec
->wcaps
);
1030 fg
= codec
->core
.afg
? codec
->core
.afg
: codec
->core
.mfg
;
1031 err
= read_widget_caps(codec
, fg
);
1035 snd_array_free(&codec
->init_pins
);
1036 err
= read_pin_defaults(codec
);
1040 EXPORT_SYMBOL_GPL(snd_hda_codec_update_widgets
);
1042 /* update the stream-id if changed */
1043 static void update_pcm_stream_id(struct hda_codec
*codec
,
1044 struct hda_cvt_setup
*p
, hda_nid_t nid
,
1045 u32 stream_tag
, int channel_id
)
1047 unsigned int oldval
, newval
;
1049 if (p
->stream_tag
!= stream_tag
|| p
->channel_id
!= channel_id
) {
1050 oldval
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONV
, 0);
1051 newval
= (stream_tag
<< 4) | channel_id
;
1052 if (oldval
!= newval
)
1053 snd_hda_codec_write(codec
, nid
, 0,
1054 AC_VERB_SET_CHANNEL_STREAMID
,
1056 p
->stream_tag
= stream_tag
;
1057 p
->channel_id
= channel_id
;
1061 /* update the format-id if changed */
1062 static void update_pcm_format(struct hda_codec
*codec
, struct hda_cvt_setup
*p
,
1063 hda_nid_t nid
, int format
)
1065 unsigned int oldval
;
1067 if (p
->format_id
!= format
) {
1068 oldval
= snd_hda_codec_read(codec
, nid
, 0,
1069 AC_VERB_GET_STREAM_FORMAT
, 0);
1070 if (oldval
!= format
) {
1072 snd_hda_codec_write(codec
, nid
, 0,
1073 AC_VERB_SET_STREAM_FORMAT
,
1076 p
->format_id
= format
;
1081 * snd_hda_codec_setup_stream - set up the codec for streaming
1082 * @codec: the CODEC to set up
1083 * @nid: the NID to set up
1084 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
1085 * @channel_id: channel id to pass, zero based.
1086 * @format: stream format.
1088 void snd_hda_codec_setup_stream(struct hda_codec
*codec
, hda_nid_t nid
,
1090 int channel_id
, int format
)
1092 struct hda_codec
*c
;
1093 struct hda_cvt_setup
*p
;
1101 "hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
1102 nid
, stream_tag
, channel_id
, format
);
1103 p
= get_hda_cvt_setup(codec
, nid
);
1107 if (codec
->patch_ops
.stream_pm
)
1108 codec
->patch_ops
.stream_pm(codec
, nid
, true);
1109 if (codec
->pcm_format_first
)
1110 update_pcm_format(codec
, p
, nid
, format
);
1111 update_pcm_stream_id(codec
, p
, nid
, stream_tag
, channel_id
);
1112 if (!codec
->pcm_format_first
)
1113 update_pcm_format(codec
, p
, nid
, format
);
1118 /* make other inactive cvts with the same stream-tag dirty */
1119 type
= get_wcaps_type(get_wcaps(codec
, nid
));
1120 list_for_each_codec(c
, codec
->bus
) {
1121 snd_array_for_each(&c
->cvt_setups
, i
, p
) {
1122 if (!p
->active
&& p
->stream_tag
== stream_tag
&&
1123 get_wcaps_type(get_wcaps(c
, p
->nid
)) == type
)
1128 EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream
);
1130 static void really_cleanup_stream(struct hda_codec
*codec
,
1131 struct hda_cvt_setup
*q
);
1134 * __snd_hda_codec_cleanup_stream - clean up the codec for closing
1135 * @codec: the CODEC to clean up
1136 * @nid: the NID to clean up
1137 * @do_now: really clean up the stream instead of clearing the active flag
1139 void __snd_hda_codec_cleanup_stream(struct hda_codec
*codec
, hda_nid_t nid
,
1142 struct hda_cvt_setup
*p
;
1147 if (codec
->no_sticky_stream
)
1150 codec_dbg(codec
, "hda_codec_cleanup_stream: NID=0x%x\n", nid
);
1151 p
= get_hda_cvt_setup(codec
, nid
);
1153 /* here we just clear the active flag when do_now isn't set;
1154 * actual clean-ups will be done later in
1155 * purify_inactive_streams() called from snd_hda_codec_prpapre()
1158 really_cleanup_stream(codec
, p
);
1163 EXPORT_SYMBOL_GPL(__snd_hda_codec_cleanup_stream
);
1165 static void really_cleanup_stream(struct hda_codec
*codec
,
1166 struct hda_cvt_setup
*q
)
1168 hda_nid_t nid
= q
->nid
;
1169 if (q
->stream_tag
|| q
->channel_id
)
1170 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CHANNEL_STREAMID
, 0);
1172 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_STREAM_FORMAT
, 0
1174 memset(q
, 0, sizeof(*q
));
1176 if (codec
->patch_ops
.stream_pm
)
1177 codec
->patch_ops
.stream_pm(codec
, nid
, false);
1180 /* clean up the all conflicting obsolete streams */
1181 static void purify_inactive_streams(struct hda_codec
*codec
)
1183 struct hda_codec
*c
;
1184 struct hda_cvt_setup
*p
;
1187 list_for_each_codec(c
, codec
->bus
) {
1188 snd_array_for_each(&c
->cvt_setups
, i
, p
) {
1190 really_cleanup_stream(c
, p
);
1196 /* clean up all streams; called from suspend */
1197 static void hda_cleanup_all_streams(struct hda_codec
*codec
)
1199 struct hda_cvt_setup
*p
;
1202 snd_array_for_each(&codec
->cvt_setups
, i
, p
) {
1204 really_cleanup_stream(codec
, p
);
1210 * amp access functions
1214 * query_amp_caps - query AMP capabilities
1215 * @codec: the HD-auio codec
1216 * @nid: the NID to query
1217 * @direction: either #HDA_INPUT or #HDA_OUTPUT
1219 * Query AMP capabilities for the given widget and direction.
1220 * Returns the obtained capability bits.
1222 * When cap bits have been already read, this doesn't read again but
1223 * returns the cached value.
1225 u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
)
1227 if (!(get_wcaps(codec
, nid
) & AC_WCAP_AMP_OVRD
))
1228 nid
= codec
->core
.afg
;
1229 return snd_hda_param_read(codec
, nid
,
1230 direction
== HDA_OUTPUT
?
1231 AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
);
1233 EXPORT_SYMBOL_GPL(query_amp_caps
);
1236 * snd_hda_check_amp_caps - query AMP capabilities
1237 * @codec: the HD-audio codec
1238 * @nid: the NID to query
1239 * @dir: either #HDA_INPUT or #HDA_OUTPUT
1240 * @bits: bit mask to check the result
1242 * Check whether the widget has the given amp capability for the direction.
1244 bool snd_hda_check_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
,
1245 int dir
, unsigned int bits
)
1249 if (get_wcaps(codec
, nid
) & (1 << (dir
+ 1)))
1250 if (query_amp_caps(codec
, nid
, dir
) & bits
)
1254 EXPORT_SYMBOL_GPL(snd_hda_check_amp_caps
);
1257 * snd_hda_override_amp_caps - Override the AMP capabilities
1258 * @codec: the CODEC to clean up
1259 * @nid: the NID to clean up
1260 * @dir: either #HDA_INPUT or #HDA_OUTPUT
1261 * @caps: the capability bits to set
1263 * Override the cached AMP caps bits value by the given one.
1264 * This function is useful if the driver needs to adjust the AMP ranges,
1265 * e.g. limit to 0dB, etc.
1267 * Returns zero if successful or a negative error code.
1269 int snd_hda_override_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
1274 snd_hda_override_wcaps(codec
, nid
,
1275 get_wcaps(codec
, nid
) | AC_WCAP_AMP_OVRD
);
1276 parm
= dir
== HDA_OUTPUT
? AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
;
1277 return snd_hdac_override_parm(&codec
->core
, nid
, parm
, caps
);
1279 EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps
);
1281 static unsigned int encode_amp(struct hda_codec
*codec
, hda_nid_t nid
,
1282 int ch
, int dir
, int idx
)
1284 unsigned int cmd
= snd_hdac_regmap_encode_amp(nid
, ch
, dir
, idx
);
1286 /* enable fake mute if no h/w mute but min=mute */
1287 if ((query_amp_caps(codec
, nid
, dir
) &
1288 (AC_AMPCAP_MUTE
| AC_AMPCAP_MIN_MUTE
)) == AC_AMPCAP_MIN_MUTE
)
1289 cmd
|= AC_AMP_FAKE_MUTE
;
1294 * snd_hda_codec_amp_update - update the AMP mono value
1295 * @codec: HD-audio codec
1296 * @nid: NID to read the AMP value
1297 * @ch: channel to update (0 or 1)
1298 * @dir: #HDA_INPUT or #HDA_OUTPUT
1299 * @idx: the index value (only for input direction)
1300 * @mask: bit mask to set
1301 * @val: the bits value to set
1303 * Update the AMP values for the given channel, direction and index.
1305 int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
,
1306 int ch
, int dir
, int idx
, int mask
, int val
)
1308 unsigned int cmd
= encode_amp(codec
, nid
, ch
, dir
, idx
);
1310 return snd_hdac_regmap_update_raw(&codec
->core
, cmd
, mask
, val
);
1312 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update
);
1315 * snd_hda_codec_amp_stereo - update the AMP stereo values
1316 * @codec: HD-audio codec
1317 * @nid: NID to read the AMP value
1318 * @direction: #HDA_INPUT or #HDA_OUTPUT
1319 * @idx: the index value (only for input direction)
1320 * @mask: bit mask to set
1321 * @val: the bits value to set
1323 * Update the AMP values like snd_hda_codec_amp_update(), but for a
1324 * stereo widget with the same mask and value.
1326 int snd_hda_codec_amp_stereo(struct hda_codec
*codec
, hda_nid_t nid
,
1327 int direction
, int idx
, int mask
, int val
)
1331 if (snd_BUG_ON(mask
& ~0xff))
1333 for (ch
= 0; ch
< 2; ch
++)
1334 ret
|= snd_hda_codec_amp_update(codec
, nid
, ch
, direction
,
1338 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo
);
1341 * snd_hda_codec_amp_init - initialize the AMP value
1342 * @codec: the HDA codec
1343 * @nid: NID to read the AMP value
1344 * @ch: channel (left=0 or right=1)
1345 * @dir: #HDA_INPUT or #HDA_OUTPUT
1346 * @idx: the index value (only for input direction)
1347 * @mask: bit mask to set
1348 * @val: the bits value to set
1350 * Works like snd_hda_codec_amp_update() but it writes the value only at
1351 * the first access. If the amp was already initialized / updated beforehand,
1352 * this does nothing.
1354 int snd_hda_codec_amp_init(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
1355 int dir
, int idx
, int mask
, int val
)
1357 unsigned int cmd
= encode_amp(codec
, nid
, ch
, dir
, idx
);
1359 if (!codec
->core
.regmap
)
1361 return snd_hdac_regmap_update_raw_once(&codec
->core
, cmd
, mask
, val
);
1363 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init
);
1366 * snd_hda_codec_amp_init_stereo - initialize the stereo AMP value
1367 * @codec: the HDA codec
1368 * @nid: NID to read the AMP value
1369 * @dir: #HDA_INPUT or #HDA_OUTPUT
1370 * @idx: the index value (only for input direction)
1371 * @mask: bit mask to set
1372 * @val: the bits value to set
1374 * Call snd_hda_codec_amp_init() for both stereo channels.
1376 int snd_hda_codec_amp_init_stereo(struct hda_codec
*codec
, hda_nid_t nid
,
1377 int dir
, int idx
, int mask
, int val
)
1381 if (snd_BUG_ON(mask
& ~0xff))
1383 for (ch
= 0; ch
< 2; ch
++)
1384 ret
|= snd_hda_codec_amp_init(codec
, nid
, ch
, dir
,
1388 EXPORT_SYMBOL_GPL(snd_hda_codec_amp_init_stereo
);
1390 static u32
get_amp_max_value(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
1393 u32 caps
= query_amp_caps(codec
, nid
, dir
);
1395 caps
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
;
1402 * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer
1403 * @kcontrol: referred ctl element
1404 * @uinfo: pointer to get/store the data
1406 * The control element is supposed to have the private_value field
1407 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1409 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol
*kcontrol
,
1410 struct snd_ctl_elem_info
*uinfo
)
1412 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1413 u16 nid
= get_amp_nid(kcontrol
);
1414 u8 chs
= get_amp_channels(kcontrol
);
1415 int dir
= get_amp_direction(kcontrol
);
1416 unsigned int ofs
= get_amp_offset(kcontrol
);
1418 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
1419 uinfo
->count
= chs
== 3 ? 2 : 1;
1420 uinfo
->value
.integer
.min
= 0;
1421 uinfo
->value
.integer
.max
= get_amp_max_value(codec
, nid
, dir
, ofs
);
1422 if (!uinfo
->value
.integer
.max
) {
1424 "num_steps = 0 for NID=0x%x (ctl = %s)\n",
1425 nid
, kcontrol
->id
.name
);
1430 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info
);
1433 static inline unsigned int
1434 read_amp_value(struct hda_codec
*codec
, hda_nid_t nid
,
1435 int ch
, int dir
, int idx
, unsigned int ofs
)
1438 val
= snd_hda_codec_amp_read(codec
, nid
, ch
, dir
, idx
);
1439 val
&= HDA_AMP_VOLMASK
;
1448 update_amp_value(struct hda_codec
*codec
, hda_nid_t nid
,
1449 int ch
, int dir
, int idx
, unsigned int ofs
,
1452 unsigned int maxval
;
1456 /* ofs = 0: raw max value */
1457 maxval
= get_amp_max_value(codec
, nid
, dir
, 0);
1460 return snd_hda_codec_amp_update(codec
, nid
, ch
, dir
, idx
,
1461 HDA_AMP_VOLMASK
, val
);
1465 * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume
1466 * @kcontrol: ctl element
1467 * @ucontrol: pointer to get/store the data
1469 * The control element is supposed to have the private_value field
1470 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1472 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol
*kcontrol
,
1473 struct snd_ctl_elem_value
*ucontrol
)
1475 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1476 hda_nid_t nid
= get_amp_nid(kcontrol
);
1477 int chs
= get_amp_channels(kcontrol
);
1478 int dir
= get_amp_direction(kcontrol
);
1479 int idx
= get_amp_index(kcontrol
);
1480 unsigned int ofs
= get_amp_offset(kcontrol
);
1481 long *valp
= ucontrol
->value
.integer
.value
;
1484 *valp
++ = read_amp_value(codec
, nid
, 0, dir
, idx
, ofs
);
1486 *valp
= read_amp_value(codec
, nid
, 1, dir
, idx
, ofs
);
1489 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get
);
1492 * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume
1493 * @kcontrol: ctl element
1494 * @ucontrol: pointer to get/store the data
1496 * The control element is supposed to have the private_value field
1497 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1499 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol
*kcontrol
,
1500 struct snd_ctl_elem_value
*ucontrol
)
1502 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1503 hda_nid_t nid
= get_amp_nid(kcontrol
);
1504 int chs
= get_amp_channels(kcontrol
);
1505 int dir
= get_amp_direction(kcontrol
);
1506 int idx
= get_amp_index(kcontrol
);
1507 unsigned int ofs
= get_amp_offset(kcontrol
);
1508 long *valp
= ucontrol
->value
.integer
.value
;
1512 change
= update_amp_value(codec
, nid
, 0, dir
, idx
, ofs
, *valp
);
1516 change
|= update_amp_value(codec
, nid
, 1, dir
, idx
, ofs
, *valp
);
1519 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put
);
1521 /* inquiry the amp caps and convert to TLV */
1522 static void get_ctl_amp_tlv(struct snd_kcontrol
*kcontrol
, unsigned int *tlv
)
1524 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1525 hda_nid_t nid
= get_amp_nid(kcontrol
);
1526 int dir
= get_amp_direction(kcontrol
);
1527 unsigned int ofs
= get_amp_offset(kcontrol
);
1528 bool min_mute
= get_amp_min_mute(kcontrol
);
1529 u32 caps
, val1
, val2
;
1531 caps
= query_amp_caps(codec
, nid
, dir
);
1532 val2
= (caps
& AC_AMPCAP_STEP_SIZE
) >> AC_AMPCAP_STEP_SIZE_SHIFT
;
1533 val2
= (val2
+ 1) * 25;
1534 val1
= -((caps
& AC_AMPCAP_OFFSET
) >> AC_AMPCAP_OFFSET_SHIFT
);
1536 val1
= ((int)val1
) * ((int)val2
);
1537 if (min_mute
|| (caps
& AC_AMPCAP_MIN_MUTE
))
1538 val2
|= TLV_DB_SCALE_MUTE
;
1539 tlv
[SNDRV_CTL_TLVO_TYPE
] = SNDRV_CTL_TLVT_DB_SCALE
;
1540 tlv
[SNDRV_CTL_TLVO_LEN
] = 2 * sizeof(unsigned int);
1541 tlv
[SNDRV_CTL_TLVO_DB_SCALE_MIN
] = val1
;
1542 tlv
[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP
] = val2
;
1546 * snd_hda_mixer_amp_tlv - TLV callback for a standard AMP mixer volume
1547 * @kcontrol: ctl element
1548 * @op_flag: operation flag
1549 * @size: byte size of input TLV
1552 * The control element is supposed to have the private_value field
1553 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
1555 int snd_hda_mixer_amp_tlv(struct snd_kcontrol
*kcontrol
, int op_flag
,
1556 unsigned int size
, unsigned int __user
*_tlv
)
1558 unsigned int tlv
[4];
1560 if (size
< 4 * sizeof(unsigned int))
1562 get_ctl_amp_tlv(kcontrol
, tlv
);
1563 if (copy_to_user(_tlv
, tlv
, sizeof(tlv
)))
1567 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv
);
1570 * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control
1571 * @codec: HD-audio codec
1572 * @nid: NID of a reference widget
1573 * @dir: #HDA_INPUT or #HDA_OUTPUT
1574 * @tlv: TLV data to be stored, at least 4 elements
1576 * Set (static) TLV data for a virtual master volume using the AMP caps
1577 * obtained from the reference NID.
1578 * The volume range is recalculated as if the max volume is 0dB.
1580 void snd_hda_set_vmaster_tlv(struct hda_codec
*codec
, hda_nid_t nid
, int dir
,
1586 caps
= query_amp_caps(codec
, nid
, dir
);
1587 nums
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
;
1588 step
= (caps
& AC_AMPCAP_STEP_SIZE
) >> AC_AMPCAP_STEP_SIZE_SHIFT
;
1589 step
= (step
+ 1) * 25;
1590 tlv
[SNDRV_CTL_TLVO_TYPE
] = SNDRV_CTL_TLVT_DB_SCALE
;
1591 tlv
[SNDRV_CTL_TLVO_LEN
] = 2 * sizeof(unsigned int);
1592 tlv
[SNDRV_CTL_TLVO_DB_SCALE_MIN
] = -nums
* step
;
1593 tlv
[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP
] = step
;
1595 EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv
);
1597 /* find a mixer control element with the given name */
1598 static struct snd_kcontrol
*
1599 find_mixer_ctl(struct hda_codec
*codec
, const char *name
, int dev
, int idx
)
1601 struct snd_ctl_elem_id id
;
1602 memset(&id
, 0, sizeof(id
));
1603 id
.iface
= SNDRV_CTL_ELEM_IFACE_MIXER
;
1606 if (snd_BUG_ON(strlen(name
) >= sizeof(id
.name
)))
1608 strcpy(id
.name
, name
);
1609 return snd_ctl_find_id(codec
->card
, &id
);
1613 * snd_hda_find_mixer_ctl - Find a mixer control element with the given name
1614 * @codec: HD-audio codec
1615 * @name: ctl id name string
1617 * Get the control element with the given id string and IFACE_MIXER.
1619 struct snd_kcontrol
*snd_hda_find_mixer_ctl(struct hda_codec
*codec
,
1622 return find_mixer_ctl(codec
, name
, 0, 0);
1624 EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl
);
1626 static int find_empty_mixer_ctl_idx(struct hda_codec
*codec
, const char *name
,
1630 /* 16 ctlrs should be large enough */
1631 for (i
= 0, idx
= start_idx
; i
< 16; i
++, idx
++) {
1632 if (!find_mixer_ctl(codec
, name
, 0, idx
))
1639 * snd_hda_ctl_add - Add a control element and assign to the codec
1640 * @codec: HD-audio codec
1641 * @nid: corresponding NID (optional)
1642 * @kctl: the control element to assign
1644 * Add the given control element to an array inside the codec instance.
1645 * All control elements belonging to a codec are supposed to be added
1646 * by this function so that a proper clean-up works at the free or
1647 * reconfiguration time.
1649 * If non-zero @nid is passed, the NID is assigned to the control element.
1650 * The assignment is shown in the codec proc file.
1652 * snd_hda_ctl_add() checks the control subdev id field whether
1653 * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower
1654 * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit
1655 * specifies if kctl->private_value is a HDA amplifier value.
1657 int snd_hda_ctl_add(struct hda_codec
*codec
, hda_nid_t nid
,
1658 struct snd_kcontrol
*kctl
)
1661 unsigned short flags
= 0;
1662 struct hda_nid_item
*item
;
1664 if (kctl
->id
.subdevice
& HDA_SUBDEV_AMP_FLAG
) {
1665 flags
|= HDA_NID_ITEM_AMP
;
1667 nid
= get_amp_nid_(kctl
->private_value
);
1669 if ((kctl
->id
.subdevice
& HDA_SUBDEV_NID_FLAG
) != 0 && nid
== 0)
1670 nid
= kctl
->id
.subdevice
& 0xffff;
1671 if (kctl
->id
.subdevice
& (HDA_SUBDEV_NID_FLAG
|HDA_SUBDEV_AMP_FLAG
))
1672 kctl
->id
.subdevice
= 0;
1673 err
= snd_ctl_add(codec
->card
, kctl
);
1676 item
= snd_array_new(&codec
->mixers
);
1681 item
->flags
= flags
;
1684 EXPORT_SYMBOL_GPL(snd_hda_ctl_add
);
1687 * snd_hda_add_nid - Assign a NID to a control element
1688 * @codec: HD-audio codec
1689 * @nid: corresponding NID (optional)
1690 * @kctl: the control element to assign
1691 * @index: index to kctl
1693 * Add the given control element to an array inside the codec instance.
1694 * This function is used when #snd_hda_ctl_add cannot be used for 1:1
1695 * NID:KCTL mapping - for example "Capture Source" selector.
1697 int snd_hda_add_nid(struct hda_codec
*codec
, struct snd_kcontrol
*kctl
,
1698 unsigned int index
, hda_nid_t nid
)
1700 struct hda_nid_item
*item
;
1703 item
= snd_array_new(&codec
->nids
);
1707 item
->index
= index
;
1711 codec_err(codec
, "no NID for mapping control %s:%d:%d\n",
1712 kctl
->id
.name
, kctl
->id
.index
, index
);
1715 EXPORT_SYMBOL_GPL(snd_hda_add_nid
);
1718 * snd_hda_ctls_clear - Clear all controls assigned to the given codec
1719 * @codec: HD-audio codec
1721 void snd_hda_ctls_clear(struct hda_codec
*codec
)
1724 struct hda_nid_item
*items
= codec
->mixers
.list
;
1725 for (i
= 0; i
< codec
->mixers
.used
; i
++)
1726 snd_ctl_remove(codec
->card
, items
[i
].kctl
);
1727 snd_array_free(&codec
->mixers
);
1728 snd_array_free(&codec
->nids
);
1732 * snd_hda_lock_devices - pseudo device locking
1735 * toggle card->shutdown to allow/disallow the device access (as a hack)
1737 int snd_hda_lock_devices(struct hda_bus
*bus
)
1739 struct snd_card
*card
= bus
->card
;
1740 struct hda_codec
*codec
;
1742 spin_lock(&card
->files_lock
);
1746 if (!list_empty(&card
->ctl_files
))
1749 list_for_each_codec(codec
, bus
) {
1750 struct hda_pcm
*cpcm
;
1751 list_for_each_entry(cpcm
, &codec
->pcm_list_head
, list
) {
1754 if (cpcm
->pcm
->streams
[0].substream_opened
||
1755 cpcm
->pcm
->streams
[1].substream_opened
)
1759 spin_unlock(&card
->files_lock
);
1765 spin_unlock(&card
->files_lock
);
1768 EXPORT_SYMBOL_GPL(snd_hda_lock_devices
);
1771 * snd_hda_unlock_devices - pseudo device unlocking
1774 void snd_hda_unlock_devices(struct hda_bus
*bus
)
1776 struct snd_card
*card
= bus
->card
;
1778 spin_lock(&card
->files_lock
);
1780 spin_unlock(&card
->files_lock
);
1782 EXPORT_SYMBOL_GPL(snd_hda_unlock_devices
);
1785 * snd_hda_codec_reset - Clear all objects assigned to the codec
1786 * @codec: HD-audio codec
1788 * This frees the all PCM and control elements assigned to the codec, and
1789 * clears the caches and restores the pin default configurations.
1791 * When a device is being used, it returns -EBSY. If successfully freed,
1794 int snd_hda_codec_reset(struct hda_codec
*codec
)
1796 struct hda_bus
*bus
= codec
->bus
;
1798 if (snd_hda_lock_devices(bus
) < 0)
1801 /* OK, let it free */
1802 snd_hdac_device_unregister(&codec
->core
);
1804 /* allow device access again */
1805 snd_hda_unlock_devices(bus
);
1809 typedef int (*map_slave_func_t
)(struct hda_codec
*, void *, struct snd_kcontrol
*);
1811 /* apply the function to all matching slave ctls in the mixer list */
1812 static int map_slaves(struct hda_codec
*codec
, const char * const *slaves
,
1813 const char *suffix
, map_slave_func_t func
, void *data
)
1815 struct hda_nid_item
*items
;
1816 const char * const *s
;
1819 items
= codec
->mixers
.list
;
1820 for (i
= 0; i
< codec
->mixers
.used
; i
++) {
1821 struct snd_kcontrol
*sctl
= items
[i
].kctl
;
1822 if (!sctl
|| sctl
->id
.iface
!= SNDRV_CTL_ELEM_IFACE_MIXER
)
1824 for (s
= slaves
; *s
; s
++) {
1825 char tmpname
[sizeof(sctl
->id
.name
)];
1826 const char *name
= *s
;
1828 snprintf(tmpname
, sizeof(tmpname
), "%s %s",
1832 if (!strcmp(sctl
->id
.name
, name
)) {
1833 err
= func(codec
, data
, sctl
);
1843 static int check_slave_present(struct hda_codec
*codec
,
1844 void *data
, struct snd_kcontrol
*sctl
)
1849 /* call kctl->put with the given value(s) */
1850 static int put_kctl_with_value(struct snd_kcontrol
*kctl
, int val
)
1852 struct snd_ctl_elem_value
*ucontrol
;
1853 ucontrol
= kzalloc(sizeof(*ucontrol
), GFP_KERNEL
);
1856 ucontrol
->value
.integer
.value
[0] = val
;
1857 ucontrol
->value
.integer
.value
[1] = val
;
1858 kctl
->put(kctl
, ucontrol
);
1863 struct slave_init_arg
{
1864 struct hda_codec
*codec
;
1868 /* initialize the slave volume with 0dB via snd_ctl_apply_vmaster_slaves() */
1869 static int init_slave_0dB(struct snd_kcontrol
*slave
,
1870 struct snd_kcontrol
*kctl
,
1873 struct slave_init_arg
*arg
= _arg
;
1875 const int *tlv
= NULL
;
1879 if (kctl
->vd
[0].access
& SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK
) {
1880 if (kctl
->tlv
.c
!= snd_hda_mixer_amp_tlv
) {
1881 codec_err(arg
->codec
,
1882 "Unexpected TLV callback for slave %s:%d\n",
1883 kctl
->id
.name
, kctl
->id
.index
);
1884 return 0; /* ignore */
1886 get_ctl_amp_tlv(kctl
, _tlv
);
1888 } else if (kctl
->vd
[0].access
& SNDRV_CTL_ELEM_ACCESS_TLV_READ
)
1891 if (!tlv
|| tlv
[SNDRV_CTL_TLVO_TYPE
] != SNDRV_CTL_TLVT_DB_SCALE
)
1894 step
= tlv
[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP
];
1895 step
&= ~TLV_DB_SCALE_MUTE
;
1898 if (arg
->step
&& arg
->step
!= step
) {
1899 codec_err(arg
->codec
,
1900 "Mismatching dB step for vmaster slave (%d!=%d)\n",
1906 val
= -tlv
[SNDRV_CTL_TLVO_DB_SCALE_MIN
] / step
;
1908 put_kctl_with_value(slave
, val
);
1915 /* unmute the slave via snd_ctl_apply_vmaster_slaves() */
1916 static int init_slave_unmute(struct snd_kcontrol
*slave
,
1917 struct snd_kcontrol
*kctl
,
1920 return put_kctl_with_value(slave
, 1);
1923 static int add_slave(struct hda_codec
*codec
,
1924 void *data
, struct snd_kcontrol
*slave
)
1926 return snd_ctl_add_slave(data
, slave
);
1930 * __snd_hda_add_vmaster - create a virtual master control and add slaves
1931 * @codec: HD-audio codec
1932 * @name: vmaster control name
1933 * @tlv: TLV data (optional)
1934 * @slaves: slave control names (optional)
1935 * @suffix: suffix string to each slave name (optional)
1936 * @init_slave_vol: initialize slaves to unmute/0dB
1937 * @ctl_ret: store the vmaster kcontrol in return
1939 * Create a virtual master control with the given name. The TLV data
1940 * must be either NULL or a valid data.
1942 * @slaves is a NULL-terminated array of strings, each of which is a
1943 * slave control name. All controls with these names are assigned to
1944 * the new virtual master control.
1946 * This function returns zero if successful or a negative error code.
1948 int __snd_hda_add_vmaster(struct hda_codec
*codec
, char *name
,
1949 unsigned int *tlv
, const char * const *slaves
,
1950 const char *suffix
, bool init_slave_vol
,
1951 struct snd_kcontrol
**ctl_ret
)
1953 struct snd_kcontrol
*kctl
;
1959 err
= map_slaves(codec
, slaves
, suffix
, check_slave_present
, NULL
);
1961 codec_dbg(codec
, "No slave found for %s\n", name
);
1964 kctl
= snd_ctl_make_virtual_master(name
, tlv
);
1967 err
= snd_hda_ctl_add(codec
, 0, kctl
);
1971 err
= map_slaves(codec
, slaves
, suffix
, add_slave
, kctl
);
1975 /* init with master mute & zero volume */
1976 put_kctl_with_value(kctl
, 0);
1977 if (init_slave_vol
) {
1978 struct slave_init_arg arg
= {
1982 snd_ctl_apply_vmaster_slaves(kctl
,
1983 tlv
? init_slave_0dB
: init_slave_unmute
,
1991 EXPORT_SYMBOL_GPL(__snd_hda_add_vmaster
);
1994 * mute-LED control using vmaster
1996 static int vmaster_mute_mode_info(struct snd_kcontrol
*kcontrol
,
1997 struct snd_ctl_elem_info
*uinfo
)
1999 static const char * const texts
[] = {
2000 "On", "Off", "Follow Master"
2003 return snd_ctl_enum_info(uinfo
, 1, 3, texts
);
2006 static int vmaster_mute_mode_get(struct snd_kcontrol
*kcontrol
,
2007 struct snd_ctl_elem_value
*ucontrol
)
2009 struct hda_vmaster_mute_hook
*hook
= snd_kcontrol_chip(kcontrol
);
2010 ucontrol
->value
.enumerated
.item
[0] = hook
->mute_mode
;
2014 static int vmaster_mute_mode_put(struct snd_kcontrol
*kcontrol
,
2015 struct snd_ctl_elem_value
*ucontrol
)
2017 struct hda_vmaster_mute_hook
*hook
= snd_kcontrol_chip(kcontrol
);
2018 unsigned int old_mode
= hook
->mute_mode
;
2020 hook
->mute_mode
= ucontrol
->value
.enumerated
.item
[0];
2021 if (hook
->mute_mode
> HDA_VMUTE_FOLLOW_MASTER
)
2022 hook
->mute_mode
= HDA_VMUTE_FOLLOW_MASTER
;
2023 if (old_mode
== hook
->mute_mode
)
2025 snd_hda_sync_vmaster_hook(hook
);
2029 static const struct snd_kcontrol_new vmaster_mute_mode
= {
2030 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2031 .name
= "Mute-LED Mode",
2032 .info
= vmaster_mute_mode_info
,
2033 .get
= vmaster_mute_mode_get
,
2034 .put
= vmaster_mute_mode_put
,
2037 /* meta hook to call each driver's vmaster hook */
2038 static void vmaster_hook(void *private_data
, int enabled
)
2040 struct hda_vmaster_mute_hook
*hook
= private_data
;
2042 if (hook
->mute_mode
!= HDA_VMUTE_FOLLOW_MASTER
)
2043 enabled
= hook
->mute_mode
;
2044 hook
->hook(hook
->codec
, enabled
);
2048 * snd_hda_add_vmaster_hook - Add a vmaster hook for mute-LED
2049 * @codec: the HDA codec
2050 * @hook: the vmaster hook object
2051 * @expose_enum_ctl: flag to create an enum ctl
2053 * Add a mute-LED hook with the given vmaster switch kctl.
2054 * When @expose_enum_ctl is set, "Mute-LED Mode" control is automatically
2055 * created and associated with the given hook.
2057 int snd_hda_add_vmaster_hook(struct hda_codec
*codec
,
2058 struct hda_vmaster_mute_hook
*hook
,
2059 bool expose_enum_ctl
)
2061 struct snd_kcontrol
*kctl
;
2063 if (!hook
->hook
|| !hook
->sw_kctl
)
2065 hook
->codec
= codec
;
2066 hook
->mute_mode
= HDA_VMUTE_FOLLOW_MASTER
;
2067 snd_ctl_add_vmaster_hook(hook
->sw_kctl
, vmaster_hook
, hook
);
2068 if (!expose_enum_ctl
)
2070 kctl
= snd_ctl_new1(&vmaster_mute_mode
, hook
);
2073 return snd_hda_ctl_add(codec
, 0, kctl
);
2075 EXPORT_SYMBOL_GPL(snd_hda_add_vmaster_hook
);
2078 * snd_hda_sync_vmaster_hook - Sync vmaster hook
2079 * @hook: the vmaster hook
2081 * Call the hook with the current value for synchronization.
2082 * Should be called in init callback.
2084 void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook
*hook
)
2086 if (!hook
->hook
|| !hook
->codec
)
2088 /* don't call vmaster hook in the destructor since it might have
2089 * been already destroyed
2091 if (hook
->codec
->bus
->shutdown
)
2093 snd_ctl_sync_vmaster_hook(hook
->sw_kctl
);
2095 EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook
);
2099 * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch
2100 * @kcontrol: referred ctl element
2101 * @uinfo: pointer to get/store the data
2103 * The control element is supposed to have the private_value field
2104 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
2106 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol
*kcontrol
,
2107 struct snd_ctl_elem_info
*uinfo
)
2109 int chs
= get_amp_channels(kcontrol
);
2111 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
2112 uinfo
->count
= chs
== 3 ? 2 : 1;
2113 uinfo
->value
.integer
.min
= 0;
2114 uinfo
->value
.integer
.max
= 1;
2117 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info
);
2120 * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch
2121 * @kcontrol: ctl element
2122 * @ucontrol: pointer to get/store the data
2124 * The control element is supposed to have the private_value field
2125 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
2127 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol
*kcontrol
,
2128 struct snd_ctl_elem_value
*ucontrol
)
2130 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2131 hda_nid_t nid
= get_amp_nid(kcontrol
);
2132 int chs
= get_amp_channels(kcontrol
);
2133 int dir
= get_amp_direction(kcontrol
);
2134 int idx
= get_amp_index(kcontrol
);
2135 long *valp
= ucontrol
->value
.integer
.value
;
2138 *valp
++ = (snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) &
2139 HDA_AMP_MUTE
) ? 0 : 1;
2141 *valp
= (snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) &
2142 HDA_AMP_MUTE
) ? 0 : 1;
2145 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get
);
2148 * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch
2149 * @kcontrol: ctl element
2150 * @ucontrol: pointer to get/store the data
2152 * The control element is supposed to have the private_value field
2153 * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
2155 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol
*kcontrol
,
2156 struct snd_ctl_elem_value
*ucontrol
)
2158 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2159 hda_nid_t nid
= get_amp_nid(kcontrol
);
2160 int chs
= get_amp_channels(kcontrol
);
2161 int dir
= get_amp_direction(kcontrol
);
2162 int idx
= get_amp_index(kcontrol
);
2163 long *valp
= ucontrol
->value
.integer
.value
;
2167 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
2169 *valp
? 0 : HDA_AMP_MUTE
);
2173 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
2175 *valp
? 0 : HDA_AMP_MUTE
);
2176 hda_call_check_power_status(codec
, nid
);
2179 EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put
);
2182 * SPDIF out controls
2185 static int snd_hda_spdif_mask_info(struct snd_kcontrol
*kcontrol
,
2186 struct snd_ctl_elem_info
*uinfo
)
2188 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
2193 static int snd_hda_spdif_cmask_get(struct snd_kcontrol
*kcontrol
,
2194 struct snd_ctl_elem_value
*ucontrol
)
2196 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
2197 IEC958_AES0_NONAUDIO
|
2198 IEC958_AES0_CON_EMPHASIS_5015
|
2199 IEC958_AES0_CON_NOT_COPYRIGHT
;
2200 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
2201 IEC958_AES1_CON_ORIGINAL
;
2205 static int snd_hda_spdif_pmask_get(struct snd_kcontrol
*kcontrol
,
2206 struct snd_ctl_elem_value
*ucontrol
)
2208 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
2209 IEC958_AES0_NONAUDIO
|
2210 IEC958_AES0_PRO_EMPHASIS_5015
;
2214 static int snd_hda_spdif_default_get(struct snd_kcontrol
*kcontrol
,
2215 struct snd_ctl_elem_value
*ucontrol
)
2217 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2218 int idx
= kcontrol
->private_value
;
2219 struct hda_spdif_out
*spdif
;
2221 if (WARN_ON(codec
->spdif_out
.used
<= idx
))
2223 mutex_lock(&codec
->spdif_mutex
);
2224 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2225 ucontrol
->value
.iec958
.status
[0] = spdif
->status
& 0xff;
2226 ucontrol
->value
.iec958
.status
[1] = (spdif
->status
>> 8) & 0xff;
2227 ucontrol
->value
.iec958
.status
[2] = (spdif
->status
>> 16) & 0xff;
2228 ucontrol
->value
.iec958
.status
[3] = (spdif
->status
>> 24) & 0xff;
2229 mutex_unlock(&codec
->spdif_mutex
);
2234 /* convert from SPDIF status bits to HDA SPDIF bits
2235 * bit 0 (DigEn) is always set zero (to be filled later)
2237 static unsigned short convert_from_spdif_status(unsigned int sbits
)
2239 unsigned short val
= 0;
2241 if (sbits
& IEC958_AES0_PROFESSIONAL
)
2242 val
|= AC_DIG1_PROFESSIONAL
;
2243 if (sbits
& IEC958_AES0_NONAUDIO
)
2244 val
|= AC_DIG1_NONAUDIO
;
2245 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
2246 if ((sbits
& IEC958_AES0_PRO_EMPHASIS
) ==
2247 IEC958_AES0_PRO_EMPHASIS_5015
)
2248 val
|= AC_DIG1_EMPHASIS
;
2250 if ((sbits
& IEC958_AES0_CON_EMPHASIS
) ==
2251 IEC958_AES0_CON_EMPHASIS_5015
)
2252 val
|= AC_DIG1_EMPHASIS
;
2253 if (!(sbits
& IEC958_AES0_CON_NOT_COPYRIGHT
))
2254 val
|= AC_DIG1_COPYRIGHT
;
2255 if (sbits
& (IEC958_AES1_CON_ORIGINAL
<< 8))
2256 val
|= AC_DIG1_LEVEL
;
2257 val
|= sbits
& (IEC958_AES1_CON_CATEGORY
<< 8);
2262 /* convert to SPDIF status bits from HDA SPDIF bits
2264 static unsigned int convert_to_spdif_status(unsigned short val
)
2266 unsigned int sbits
= 0;
2268 if (val
& AC_DIG1_NONAUDIO
)
2269 sbits
|= IEC958_AES0_NONAUDIO
;
2270 if (val
& AC_DIG1_PROFESSIONAL
)
2271 sbits
|= IEC958_AES0_PROFESSIONAL
;
2272 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
2273 if (val
& AC_DIG1_EMPHASIS
)
2274 sbits
|= IEC958_AES0_PRO_EMPHASIS_5015
;
2276 if (val
& AC_DIG1_EMPHASIS
)
2277 sbits
|= IEC958_AES0_CON_EMPHASIS_5015
;
2278 if (!(val
& AC_DIG1_COPYRIGHT
))
2279 sbits
|= IEC958_AES0_CON_NOT_COPYRIGHT
;
2280 if (val
& AC_DIG1_LEVEL
)
2281 sbits
|= (IEC958_AES1_CON_ORIGINAL
<< 8);
2282 sbits
|= val
& (0x7f << 8);
2287 /* set digital convert verbs both for the given NID and its slaves */
2288 static void set_dig_out(struct hda_codec
*codec
, hda_nid_t nid
,
2293 snd_hdac_regmap_update(&codec
->core
, nid
, AC_VERB_SET_DIGI_CONVERT_1
,
2295 d
= codec
->slave_dig_outs
;
2299 snd_hdac_regmap_update(&codec
->core
, *d
,
2300 AC_VERB_SET_DIGI_CONVERT_1
, mask
, val
);
2303 static inline void set_dig_out_convert(struct hda_codec
*codec
, hda_nid_t nid
,
2306 unsigned int mask
= 0;
2307 unsigned int val
= 0;
2317 set_dig_out(codec
, nid
, mask
, val
);
2320 static int snd_hda_spdif_default_put(struct snd_kcontrol
*kcontrol
,
2321 struct snd_ctl_elem_value
*ucontrol
)
2323 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2324 int idx
= kcontrol
->private_value
;
2325 struct hda_spdif_out
*spdif
;
2330 if (WARN_ON(codec
->spdif_out
.used
<= idx
))
2332 mutex_lock(&codec
->spdif_mutex
);
2333 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2335 spdif
->status
= ucontrol
->value
.iec958
.status
[0] |
2336 ((unsigned int)ucontrol
->value
.iec958
.status
[1] << 8) |
2337 ((unsigned int)ucontrol
->value
.iec958
.status
[2] << 16) |
2338 ((unsigned int)ucontrol
->value
.iec958
.status
[3] << 24);
2339 val
= convert_from_spdif_status(spdif
->status
);
2340 val
|= spdif
->ctls
& 1;
2341 change
= spdif
->ctls
!= val
;
2343 if (change
&& nid
!= (u16
)-1)
2344 set_dig_out_convert(codec
, nid
, val
& 0xff, (val
>> 8) & 0xff);
2345 mutex_unlock(&codec
->spdif_mutex
);
2349 #define snd_hda_spdif_out_switch_info snd_ctl_boolean_mono_info
2351 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol
*kcontrol
,
2352 struct snd_ctl_elem_value
*ucontrol
)
2354 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2355 int idx
= kcontrol
->private_value
;
2356 struct hda_spdif_out
*spdif
;
2358 if (WARN_ON(codec
->spdif_out
.used
<= idx
))
2360 mutex_lock(&codec
->spdif_mutex
);
2361 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2362 ucontrol
->value
.integer
.value
[0] = spdif
->ctls
& AC_DIG1_ENABLE
;
2363 mutex_unlock(&codec
->spdif_mutex
);
2367 static inline void set_spdif_ctls(struct hda_codec
*codec
, hda_nid_t nid
,
2370 set_dig_out_convert(codec
, nid
, dig1
, dig2
);
2371 /* unmute amp switch (if any) */
2372 if ((get_wcaps(codec
, nid
) & AC_WCAP_OUT_AMP
) &&
2373 (dig1
& AC_DIG1_ENABLE
))
2374 snd_hda_codec_amp_stereo(codec
, nid
, HDA_OUTPUT
, 0,
2378 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol
*kcontrol
,
2379 struct snd_ctl_elem_value
*ucontrol
)
2381 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2382 int idx
= kcontrol
->private_value
;
2383 struct hda_spdif_out
*spdif
;
2388 if (WARN_ON(codec
->spdif_out
.used
<= idx
))
2390 mutex_lock(&codec
->spdif_mutex
);
2391 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2393 val
= spdif
->ctls
& ~AC_DIG1_ENABLE
;
2394 if (ucontrol
->value
.integer
.value
[0])
2395 val
|= AC_DIG1_ENABLE
;
2396 change
= spdif
->ctls
!= val
;
2398 if (change
&& nid
!= (u16
)-1)
2399 set_spdif_ctls(codec
, nid
, val
& 0xff, -1);
2400 mutex_unlock(&codec
->spdif_mutex
);
2404 static const struct snd_kcontrol_new dig_mixes
[] = {
2406 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
2407 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2408 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, CON_MASK
),
2409 .info
= snd_hda_spdif_mask_info
,
2410 .get
= snd_hda_spdif_cmask_get
,
2413 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
2414 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2415 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, PRO_MASK
),
2416 .info
= snd_hda_spdif_mask_info
,
2417 .get
= snd_hda_spdif_pmask_get
,
2420 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2421 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, DEFAULT
),
2422 .info
= snd_hda_spdif_mask_info
,
2423 .get
= snd_hda_spdif_default_get
,
2424 .put
= snd_hda_spdif_default_put
,
2427 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2428 .name
= SNDRV_CTL_NAME_IEC958("", PLAYBACK
, SWITCH
),
2429 .info
= snd_hda_spdif_out_switch_info
,
2430 .get
= snd_hda_spdif_out_switch_get
,
2431 .put
= snd_hda_spdif_out_switch_put
,
2437 * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls
2438 * @codec: the HDA codec
2439 * @associated_nid: NID that new ctls associated with
2440 * @cvt_nid: converter NID
2441 * @type: HDA_PCM_TYPE_*
2442 * Creates controls related with the digital output.
2443 * Called from each patch supporting the digital out.
2445 * Returns 0 if successful, or a negative error code.
2447 int snd_hda_create_dig_out_ctls(struct hda_codec
*codec
,
2448 hda_nid_t associated_nid
,
2453 struct snd_kcontrol
*kctl
;
2454 const struct snd_kcontrol_new
*dig_mix
;
2457 const int spdif_index
= 16;
2458 struct hda_spdif_out
*spdif
;
2459 struct hda_bus
*bus
= codec
->bus
;
2461 if (bus
->primary_dig_out_type
== HDA_PCM_TYPE_HDMI
&&
2462 type
== HDA_PCM_TYPE_SPDIF
) {
2464 } else if (bus
->primary_dig_out_type
== HDA_PCM_TYPE_SPDIF
&&
2465 type
== HDA_PCM_TYPE_HDMI
) {
2466 /* suppose a single SPDIF device */
2467 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
2468 kctl
= find_mixer_ctl(codec
, dig_mix
->name
, 0, 0);
2471 kctl
->id
.index
= spdif_index
;
2473 bus
->primary_dig_out_type
= HDA_PCM_TYPE_HDMI
;
2475 if (!bus
->primary_dig_out_type
)
2476 bus
->primary_dig_out_type
= type
;
2478 idx
= find_empty_mixer_ctl_idx(codec
, "IEC958 Playback Switch", idx
);
2480 codec_err(codec
, "too many IEC958 outputs\n");
2483 spdif
= snd_array_new(&codec
->spdif_out
);
2486 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
2487 kctl
= snd_ctl_new1(dig_mix
, codec
);
2490 kctl
->id
.index
= idx
;
2491 kctl
->private_value
= codec
->spdif_out
.used
- 1;
2492 err
= snd_hda_ctl_add(codec
, associated_nid
, kctl
);
2496 spdif
->nid
= cvt_nid
;
2497 snd_hdac_regmap_read(&codec
->core
, cvt_nid
,
2498 AC_VERB_GET_DIGI_CONVERT_1
, &val
);
2500 spdif
->status
= convert_to_spdif_status(spdif
->ctls
);
2503 EXPORT_SYMBOL_GPL(snd_hda_create_dig_out_ctls
);
2506 * snd_hda_spdif_out_of_nid - get the hda_spdif_out entry from the given NID
2507 * @codec: the HDA codec
2510 * call within spdif_mutex lock
2512 struct hda_spdif_out
*snd_hda_spdif_out_of_nid(struct hda_codec
*codec
,
2515 struct hda_spdif_out
*spdif
;
2518 snd_array_for_each(&codec
->spdif_out
, i
, spdif
) {
2519 if (spdif
->nid
== nid
)
2524 EXPORT_SYMBOL_GPL(snd_hda_spdif_out_of_nid
);
2527 * snd_hda_spdif_ctls_unassign - Unassign the given SPDIF ctl
2528 * @codec: the HDA codec
2529 * @idx: the SPDIF ctl index
2531 * Unassign the widget from the given SPDIF control.
2533 void snd_hda_spdif_ctls_unassign(struct hda_codec
*codec
, int idx
)
2535 struct hda_spdif_out
*spdif
;
2537 if (WARN_ON(codec
->spdif_out
.used
<= idx
))
2539 mutex_lock(&codec
->spdif_mutex
);
2540 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2541 spdif
->nid
= (u16
)-1;
2542 mutex_unlock(&codec
->spdif_mutex
);
2544 EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_unassign
);
2547 * snd_hda_spdif_ctls_assign - Assign the SPDIF controls to the given NID
2548 * @codec: the HDA codec
2549 * @idx: the SPDIF ctl idx
2552 * Assign the widget to the SPDIF control with the given index.
2554 void snd_hda_spdif_ctls_assign(struct hda_codec
*codec
, int idx
, hda_nid_t nid
)
2556 struct hda_spdif_out
*spdif
;
2559 if (WARN_ON(codec
->spdif_out
.used
<= idx
))
2561 mutex_lock(&codec
->spdif_mutex
);
2562 spdif
= snd_array_elem(&codec
->spdif_out
, idx
);
2563 if (spdif
->nid
!= nid
) {
2566 set_spdif_ctls(codec
, nid
, val
& 0xff, (val
>> 8) & 0xff);
2568 mutex_unlock(&codec
->spdif_mutex
);
2570 EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_assign
);
2573 * SPDIF sharing with analog output
2575 static int spdif_share_sw_get(struct snd_kcontrol
*kcontrol
,
2576 struct snd_ctl_elem_value
*ucontrol
)
2578 struct hda_multi_out
*mout
= snd_kcontrol_chip(kcontrol
);
2579 ucontrol
->value
.integer
.value
[0] = mout
->share_spdif
;
2583 static int spdif_share_sw_put(struct snd_kcontrol
*kcontrol
,
2584 struct snd_ctl_elem_value
*ucontrol
)
2586 struct hda_multi_out
*mout
= snd_kcontrol_chip(kcontrol
);
2587 mout
->share_spdif
= !!ucontrol
->value
.integer
.value
[0];
2591 static const struct snd_kcontrol_new spdif_share_sw
= {
2592 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2593 .name
= "IEC958 Default PCM Playback Switch",
2594 .info
= snd_ctl_boolean_mono_info
,
2595 .get
= spdif_share_sw_get
,
2596 .put
= spdif_share_sw_put
,
2600 * snd_hda_create_spdif_share_sw - create Default PCM switch
2601 * @codec: the HDA codec
2602 * @mout: multi-out instance
2604 int snd_hda_create_spdif_share_sw(struct hda_codec
*codec
,
2605 struct hda_multi_out
*mout
)
2607 struct snd_kcontrol
*kctl
;
2609 if (!mout
->dig_out_nid
)
2612 kctl
= snd_ctl_new1(&spdif_share_sw
, mout
);
2615 /* ATTENTION: here mout is passed as private_data, instead of codec */
2616 return snd_hda_ctl_add(codec
, mout
->dig_out_nid
, kctl
);
2618 EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw
);
2624 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
2626 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol
*kcontrol
,
2627 struct snd_ctl_elem_value
*ucontrol
)
2629 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2631 ucontrol
->value
.integer
.value
[0] = codec
->spdif_in_enable
;
2635 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol
*kcontrol
,
2636 struct snd_ctl_elem_value
*ucontrol
)
2638 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2639 hda_nid_t nid
= kcontrol
->private_value
;
2640 unsigned int val
= !!ucontrol
->value
.integer
.value
[0];
2643 mutex_lock(&codec
->spdif_mutex
);
2644 change
= codec
->spdif_in_enable
!= val
;
2646 codec
->spdif_in_enable
= val
;
2647 snd_hdac_regmap_write(&codec
->core
, nid
,
2648 AC_VERB_SET_DIGI_CONVERT_1
, val
);
2650 mutex_unlock(&codec
->spdif_mutex
);
2654 static int snd_hda_spdif_in_status_get(struct snd_kcontrol
*kcontrol
,
2655 struct snd_ctl_elem_value
*ucontrol
)
2657 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
2658 hda_nid_t nid
= kcontrol
->private_value
;
2662 snd_hdac_regmap_read(&codec
->core
, nid
,
2663 AC_VERB_GET_DIGI_CONVERT_1
, &val
);
2664 sbits
= convert_to_spdif_status(val
);
2665 ucontrol
->value
.iec958
.status
[0] = sbits
;
2666 ucontrol
->value
.iec958
.status
[1] = sbits
>> 8;
2667 ucontrol
->value
.iec958
.status
[2] = sbits
>> 16;
2668 ucontrol
->value
.iec958
.status
[3] = sbits
>> 24;
2672 static const struct snd_kcontrol_new dig_in_ctls
[] = {
2674 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2675 .name
= SNDRV_CTL_NAME_IEC958("", CAPTURE
, SWITCH
),
2676 .info
= snd_hda_spdif_in_switch_info
,
2677 .get
= snd_hda_spdif_in_switch_get
,
2678 .put
= snd_hda_spdif_in_switch_put
,
2681 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
2682 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
2683 .name
= SNDRV_CTL_NAME_IEC958("", CAPTURE
, DEFAULT
),
2684 .info
= snd_hda_spdif_mask_info
,
2685 .get
= snd_hda_spdif_in_status_get
,
2691 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
2692 * @codec: the HDA codec
2693 * @nid: audio in widget NID
2695 * Creates controls related with the SPDIF input.
2696 * Called from each patch supporting the SPDIF in.
2698 * Returns 0 if successful, or a negative error code.
2700 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
2703 struct snd_kcontrol
*kctl
;
2704 const struct snd_kcontrol_new
*dig_mix
;
2707 idx
= find_empty_mixer_ctl_idx(codec
, "IEC958 Capture Switch", 0);
2709 codec_err(codec
, "too many IEC958 inputs\n");
2712 for (dig_mix
= dig_in_ctls
; dig_mix
->name
; dig_mix
++) {
2713 kctl
= snd_ctl_new1(dig_mix
, codec
);
2716 kctl
->private_value
= nid
;
2717 err
= snd_hda_ctl_add(codec
, nid
, kctl
);
2721 codec
->spdif_in_enable
=
2722 snd_hda_codec_read(codec
, nid
, 0,
2723 AC_VERB_GET_DIGI_CONVERT_1
, 0) &
2727 EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls
);
2730 * snd_hda_codec_set_power_to_all - Set the power state to all widgets
2731 * @codec: the HDA codec
2732 * @fg: function group (not used now)
2733 * @power_state: the power state to set (AC_PWRST_*)
2735 * Set the given power state to all widgets that have the power control.
2736 * If the codec has power_filter set, it evaluates the power state and
2737 * filter out if it's unchanged as D3.
2739 void snd_hda_codec_set_power_to_all(struct hda_codec
*codec
, hda_nid_t fg
,
2740 unsigned int power_state
)
2744 for_each_hda_codec_node(nid
, codec
) {
2745 unsigned int wcaps
= get_wcaps(codec
, nid
);
2746 unsigned int state
= power_state
;
2747 if (!(wcaps
& AC_WCAP_POWER
))
2749 if (codec
->power_filter
) {
2750 state
= codec
->power_filter(codec
, nid
, power_state
);
2751 if (state
!= power_state
&& power_state
== AC_PWRST_D3
)
2754 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_POWER_STATE
,
2758 EXPORT_SYMBOL_GPL(snd_hda_codec_set_power_to_all
);
2761 * snd_hda_codec_eapd_power_filter - A power filter callback for EAPD
2762 * @codec: the HDA codec
2764 * @power_state: power state to evalue
2766 * Don't power down the widget if it controls eapd and EAPD_BTLENABLE is set.
2767 * This can be used a codec power_filter callback.
2769 unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec
*codec
,
2771 unsigned int power_state
)
2773 if (nid
== codec
->core
.afg
|| nid
== codec
->core
.mfg
)
2775 if (power_state
== AC_PWRST_D3
&&
2776 get_wcaps_type(get_wcaps(codec
, nid
)) == AC_WID_PIN
&&
2777 (snd_hda_query_pin_caps(codec
, nid
) & AC_PINCAP_EAPD
)) {
2778 int eapd
= snd_hda_codec_read(codec
, nid
, 0,
2779 AC_VERB_GET_EAPD_BTLENABLE
, 0);
2785 EXPORT_SYMBOL_GPL(snd_hda_codec_eapd_power_filter
);
2788 * set power state of the codec, and return the power state
2790 static unsigned int hda_set_power_state(struct hda_codec
*codec
,
2791 unsigned int power_state
)
2793 hda_nid_t fg
= codec
->core
.afg
? codec
->core
.afg
: codec
->core
.mfg
;
2798 /* this delay seems necessary to avoid click noise at power-down */
2799 if (power_state
== AC_PWRST_D3
) {
2800 if (codec
->depop_delay
< 0)
2801 msleep(codec_has_epss(codec
) ? 10 : 100);
2802 else if (codec
->depop_delay
> 0)
2803 msleep(codec
->depop_delay
);
2804 flags
= HDA_RW_NO_RESPONSE_FALLBACK
;
2807 /* repeat power states setting at most 10 times*/
2808 for (count
= 0; count
< 10; count
++) {
2809 if (codec
->patch_ops
.set_power_state
)
2810 codec
->patch_ops
.set_power_state(codec
, fg
,
2813 state
= power_state
;
2814 if (codec
->power_filter
)
2815 state
= codec
->power_filter(codec
, fg
, state
);
2816 if (state
== power_state
|| power_state
!= AC_PWRST_D3
)
2817 snd_hda_codec_read(codec
, fg
, flags
,
2818 AC_VERB_SET_POWER_STATE
,
2820 snd_hda_codec_set_power_to_all(codec
, fg
, power_state
);
2822 state
= snd_hda_sync_power_state(codec
, fg
, power_state
);
2823 if (!(state
& AC_PWRST_ERROR
))
2830 /* sync power states of all widgets;
2831 * this is called at the end of codec parsing
2833 static void sync_power_up_states(struct hda_codec
*codec
)
2837 /* don't care if no filter is used */
2838 if (!codec
->power_filter
)
2841 for_each_hda_codec_node(nid
, codec
) {
2842 unsigned int wcaps
= get_wcaps(codec
, nid
);
2843 unsigned int target
;
2844 if (!(wcaps
& AC_WCAP_POWER
))
2846 target
= codec
->power_filter(codec
, nid
, AC_PWRST_D0
);
2847 if (target
== AC_PWRST_D0
)
2849 if (!snd_hda_check_power_state(codec
, nid
, target
))
2850 snd_hda_codec_write(codec
, nid
, 0,
2851 AC_VERB_SET_POWER_STATE
, target
);
2855 #ifdef CONFIG_SND_HDA_RECONFIG
2856 /* execute additional init verbs */
2857 static void hda_exec_init_verbs(struct hda_codec
*codec
)
2859 if (codec
->init_verbs
.list
)
2860 snd_hda_sequence_write(codec
, codec
->init_verbs
.list
);
2863 static inline void hda_exec_init_verbs(struct hda_codec
*codec
) {}
2867 /* update the power on/off account with the current jiffies */
2868 static void update_power_acct(struct hda_codec
*codec
, bool on
)
2870 unsigned long delta
= jiffies
- codec
->power_jiffies
;
2873 codec
->power_on_acct
+= delta
;
2875 codec
->power_off_acct
+= delta
;
2876 codec
->power_jiffies
+= delta
;
2879 void snd_hda_update_power_acct(struct hda_codec
*codec
)
2881 update_power_acct(codec
, hda_codec_is_power_on(codec
));
2885 * call suspend and power-down; used both from PM and power-save
2886 * this function returns the power state in the end
2888 static unsigned int hda_call_codec_suspend(struct hda_codec
*codec
)
2892 snd_hdac_enter_pm(&codec
->core
);
2893 if (codec
->patch_ops
.suspend
)
2894 codec
->patch_ops
.suspend(codec
);
2895 hda_cleanup_all_streams(codec
);
2896 state
= hda_set_power_state(codec
, AC_PWRST_D3
);
2897 update_power_acct(codec
, true);
2898 snd_hdac_leave_pm(&codec
->core
);
2903 * kick up codec; used both from PM and power-save
2905 static void hda_call_codec_resume(struct hda_codec
*codec
)
2907 snd_hdac_enter_pm(&codec
->core
);
2908 if (codec
->core
.regmap
)
2909 regcache_mark_dirty(codec
->core
.regmap
);
2911 codec
->power_jiffies
= jiffies
;
2913 hda_set_power_state(codec
, AC_PWRST_D0
);
2914 restore_shutup_pins(codec
);
2915 hda_exec_init_verbs(codec
);
2916 snd_hda_jack_set_dirty_all(codec
);
2917 if (codec
->patch_ops
.resume
)
2918 codec
->patch_ops
.resume(codec
);
2920 if (codec
->patch_ops
.init
)
2921 codec
->patch_ops
.init(codec
);
2922 snd_hda_regmap_sync(codec
);
2925 if (codec
->jackpoll_interval
)
2926 hda_jackpoll_work(&codec
->jackpoll_work
.work
);
2928 snd_hda_jack_report_sync(codec
);
2929 codec
->core
.dev
.power
.power_state
= PMSG_ON
;
2930 snd_hdac_leave_pm(&codec
->core
);
2933 static int hda_codec_runtime_suspend(struct device
*dev
)
2935 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
2938 cancel_delayed_work_sync(&codec
->jackpoll_work
);
2939 state
= hda_call_codec_suspend(codec
);
2940 if (codec
->link_down_at_suspend
||
2941 (codec_has_clkstop(codec
) && codec_has_epss(codec
) &&
2942 (state
& AC_PWRST_CLK_STOP_OK
)))
2943 snd_hdac_codec_link_down(&codec
->core
);
2944 codec_display_power(codec
, false);
2948 static int hda_codec_runtime_resume(struct device
*dev
)
2950 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
2952 codec_display_power(codec
, true);
2953 snd_hdac_codec_link_up(&codec
->core
);
2954 hda_call_codec_resume(codec
);
2955 pm_runtime_mark_last_busy(dev
);
2958 #endif /* CONFIG_PM */
2960 #ifdef CONFIG_PM_SLEEP
2961 static int hda_codec_force_resume(struct device
*dev
)
2963 struct hda_codec
*codec
= dev_to_hda_codec(dev
);
2966 ret
= pm_runtime_force_resume(dev
);
2967 /* schedule jackpoll work for jack detection update */
2968 if (codec
->jackpoll_interval
||
2969 (pm_runtime_suspended(dev
) && hda_codec_need_resume(codec
)))
2970 schedule_delayed_work(&codec
->jackpoll_work
,
2971 codec
->jackpoll_interval
);
2975 static int hda_codec_pm_suspend(struct device
*dev
)
2977 dev
->power
.power_state
= PMSG_SUSPEND
;
2978 return pm_runtime_force_suspend(dev
);
2981 static int hda_codec_pm_resume(struct device
*dev
)
2983 dev
->power
.power_state
= PMSG_RESUME
;
2984 return hda_codec_force_resume(dev
);
2987 static int hda_codec_pm_freeze(struct device
*dev
)
2989 dev
->power
.power_state
= PMSG_FREEZE
;
2990 return pm_runtime_force_suspend(dev
);
2993 static int hda_codec_pm_thaw(struct device
*dev
)
2995 dev
->power
.power_state
= PMSG_THAW
;
2996 return hda_codec_force_resume(dev
);
2999 static int hda_codec_pm_restore(struct device
*dev
)
3001 dev
->power
.power_state
= PMSG_RESTORE
;
3002 return hda_codec_force_resume(dev
);
3004 #endif /* CONFIG_PM_SLEEP */
3006 /* referred in hda_bind.c */
3007 const struct dev_pm_ops hda_codec_driver_pm
= {
3008 #ifdef CONFIG_PM_SLEEP
3009 .suspend
= hda_codec_pm_suspend
,
3010 .resume
= hda_codec_pm_resume
,
3011 .freeze
= hda_codec_pm_freeze
,
3012 .thaw
= hda_codec_pm_thaw
,
3013 .poweroff
= hda_codec_pm_suspend
,
3014 .restore
= hda_codec_pm_restore
,
3015 #endif /* CONFIG_PM_SLEEP */
3016 SET_RUNTIME_PM_OPS(hda_codec_runtime_suspend
, hda_codec_runtime_resume
,
3021 * add standard channel maps if not specified
3023 static int add_std_chmaps(struct hda_codec
*codec
)
3025 struct hda_pcm
*pcm
;
3028 list_for_each_entry(pcm
, &codec
->pcm_list_head
, list
) {
3029 for (str
= 0; str
< 2; str
++) {
3030 struct hda_pcm_stream
*hinfo
= &pcm
->stream
[str
];
3031 struct snd_pcm_chmap
*chmap
;
3032 const struct snd_pcm_chmap_elem
*elem
;
3034 if (!pcm
->pcm
|| pcm
->own_chmap
|| !hinfo
->substreams
)
3036 elem
= hinfo
->chmap
? hinfo
->chmap
: snd_pcm_std_chmaps
;
3037 err
= snd_pcm_add_chmap_ctls(pcm
->pcm
, str
, elem
,
3038 hinfo
->channels_max
,
3042 chmap
->channel_mask
= SND_PCM_CHMAP_MASK_2468
;
3048 /* default channel maps for 2.1 speakers;
3049 * since HD-audio supports only stereo, odd number channels are omitted
3051 const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps
[] = {
3053 .map
= { SNDRV_CHMAP_FL
, SNDRV_CHMAP_FR
} },
3055 .map
= { SNDRV_CHMAP_FL
, SNDRV_CHMAP_FR
,
3056 SNDRV_CHMAP_LFE
, SNDRV_CHMAP_LFE
} },
3059 EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps
);
3061 int snd_hda_codec_build_controls(struct hda_codec
*codec
)
3064 hda_exec_init_verbs(codec
);
3065 /* continue to initialize... */
3066 if (codec
->patch_ops
.init
)
3067 err
= codec
->patch_ops
.init(codec
);
3068 if (!err
&& codec
->patch_ops
.build_controls
)
3069 err
= codec
->patch_ops
.build_controls(codec
);
3073 /* we create chmaps here instead of build_pcms */
3074 err
= add_std_chmaps(codec
);
3078 if (codec
->jackpoll_interval
)
3079 hda_jackpoll_work(&codec
->jackpoll_work
.work
);
3081 snd_hda_jack_report_sync(codec
); /* call at the last init point */
3082 sync_power_up_states(codec
);
3085 EXPORT_SYMBOL_GPL(snd_hda_codec_build_controls
);
3090 static int hda_pcm_default_open_close(struct hda_pcm_stream
*hinfo
,
3091 struct hda_codec
*codec
,
3092 struct snd_pcm_substream
*substream
)
3097 static int hda_pcm_default_prepare(struct hda_pcm_stream
*hinfo
,
3098 struct hda_codec
*codec
,
3099 unsigned int stream_tag
,
3100 unsigned int format
,
3101 struct snd_pcm_substream
*substream
)
3103 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, stream_tag
, 0, format
);
3107 static int hda_pcm_default_cleanup(struct hda_pcm_stream
*hinfo
,
3108 struct hda_codec
*codec
,
3109 struct snd_pcm_substream
*substream
)
3111 snd_hda_codec_cleanup_stream(codec
, hinfo
->nid
);
3115 static int set_pcm_default_values(struct hda_codec
*codec
,
3116 struct hda_pcm_stream
*info
)
3120 /* query support PCM information from the given NID */
3121 if (info
->nid
&& (!info
->rates
|| !info
->formats
)) {
3122 err
= snd_hda_query_supported_pcm(codec
, info
->nid
,
3123 info
->rates
? NULL
: &info
->rates
,
3124 info
->formats
? NULL
: &info
->formats
,
3125 info
->maxbps
? NULL
: &info
->maxbps
);
3129 if (info
->ops
.open
== NULL
)
3130 info
->ops
.open
= hda_pcm_default_open_close
;
3131 if (info
->ops
.close
== NULL
)
3132 info
->ops
.close
= hda_pcm_default_open_close
;
3133 if (info
->ops
.prepare
== NULL
) {
3134 if (snd_BUG_ON(!info
->nid
))
3136 info
->ops
.prepare
= hda_pcm_default_prepare
;
3138 if (info
->ops
.cleanup
== NULL
) {
3139 if (snd_BUG_ON(!info
->nid
))
3141 info
->ops
.cleanup
= hda_pcm_default_cleanup
;
3147 * codec prepare/cleanup entries
3150 * snd_hda_codec_prepare - Prepare a stream
3151 * @codec: the HDA codec
3152 * @hinfo: PCM information
3153 * @stream: stream tag to assign
3154 * @format: format id to assign
3155 * @substream: PCM substream to assign
3157 * Calls the prepare callback set by the codec with the given arguments.
3158 * Clean up the inactive streams when successful.
3160 int snd_hda_codec_prepare(struct hda_codec
*codec
,
3161 struct hda_pcm_stream
*hinfo
,
3162 unsigned int stream
,
3163 unsigned int format
,
3164 struct snd_pcm_substream
*substream
)
3167 mutex_lock(&codec
->bus
->prepare_mutex
);
3168 if (hinfo
->ops
.prepare
)
3169 ret
= hinfo
->ops
.prepare(hinfo
, codec
, stream
, format
,
3174 purify_inactive_streams(codec
);
3175 mutex_unlock(&codec
->bus
->prepare_mutex
);
3178 EXPORT_SYMBOL_GPL(snd_hda_codec_prepare
);
3181 * snd_hda_codec_cleanup - Prepare a stream
3182 * @codec: the HDA codec
3183 * @hinfo: PCM information
3184 * @substream: PCM substream
3186 * Calls the cleanup callback set by the codec with the given arguments.
3188 void snd_hda_codec_cleanup(struct hda_codec
*codec
,
3189 struct hda_pcm_stream
*hinfo
,
3190 struct snd_pcm_substream
*substream
)
3192 mutex_lock(&codec
->bus
->prepare_mutex
);
3193 if (hinfo
->ops
.cleanup
)
3194 hinfo
->ops
.cleanup(hinfo
, codec
, substream
);
3195 mutex_unlock(&codec
->bus
->prepare_mutex
);
3197 EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup
);
3200 const char *snd_hda_pcm_type_name
[HDA_PCM_NTYPES
] = {
3201 "Audio", "SPDIF", "HDMI", "Modem"
3205 * get the empty PCM device number to assign
3207 static int get_empty_pcm_device(struct hda_bus
*bus
, unsigned int type
)
3209 /* audio device indices; not linear to keep compatibility */
3210 /* assigned to static slots up to dev#10; if more needed, assign
3211 * the later slot dynamically (when CONFIG_SND_DYNAMIC_MINORS=y)
3213 static const int audio_idx
[HDA_PCM_NTYPES
][5] = {
3214 [HDA_PCM_TYPE_AUDIO
] = { 0, 2, 4, 5, -1 },
3215 [HDA_PCM_TYPE_SPDIF
] = { 1, -1 },
3216 [HDA_PCM_TYPE_HDMI
] = { 3, 7, 8, 9, -1 },
3217 [HDA_PCM_TYPE_MODEM
] = { 6, -1 },
3221 if (type
>= HDA_PCM_NTYPES
) {
3222 dev_err(bus
->card
->dev
, "Invalid PCM type %d\n", type
);
3226 for (i
= 0; audio_idx
[type
][i
] >= 0; i
++) {
3227 #ifndef CONFIG_SND_DYNAMIC_MINORS
3228 if (audio_idx
[type
][i
] >= 8)
3231 if (!test_and_set_bit(audio_idx
[type
][i
], bus
->pcm_dev_bits
))
3232 return audio_idx
[type
][i
];
3235 #ifdef CONFIG_SND_DYNAMIC_MINORS
3236 /* non-fixed slots starting from 10 */
3237 for (i
= 10; i
< 32; i
++) {
3238 if (!test_and_set_bit(i
, bus
->pcm_dev_bits
))
3243 dev_warn(bus
->card
->dev
, "Too many %s devices\n",
3244 snd_hda_pcm_type_name
[type
]);
3245 #ifndef CONFIG_SND_DYNAMIC_MINORS
3246 dev_warn(bus
->card
->dev
,
3247 "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n");
3252 /* call build_pcms ops of the given codec and set up the default parameters */
3253 int snd_hda_codec_parse_pcms(struct hda_codec
*codec
)
3255 struct hda_pcm
*cpcm
;
3258 if (!list_empty(&codec
->pcm_list_head
))
3259 return 0; /* already parsed */
3261 if (!codec
->patch_ops
.build_pcms
)
3264 err
= codec
->patch_ops
.build_pcms(codec
);
3266 codec_err(codec
, "cannot build PCMs for #%d (error %d)\n",
3267 codec
->core
.addr
, err
);
3271 list_for_each_entry(cpcm
, &codec
->pcm_list_head
, list
) {
3274 for (stream
= 0; stream
< 2; stream
++) {
3275 struct hda_pcm_stream
*info
= &cpcm
->stream
[stream
];
3277 if (!info
->substreams
)
3279 err
= set_pcm_default_values(codec
, info
);
3282 "fail to setup default for PCM %s\n",
3291 EXPORT_SYMBOL_GPL(snd_hda_codec_parse_pcms
);
3293 /* assign all PCMs of the given codec */
3294 int snd_hda_codec_build_pcms(struct hda_codec
*codec
)
3296 struct hda_bus
*bus
= codec
->bus
;
3297 struct hda_pcm
*cpcm
;
3300 err
= snd_hda_codec_parse_pcms(codec
);
3304 /* attach a new PCM streams */
3305 list_for_each_entry(cpcm
, &codec
->pcm_list_head
, list
) {
3307 continue; /* already attached */
3308 if (!cpcm
->stream
[0].substreams
&& !cpcm
->stream
[1].substreams
)
3309 continue; /* no substreams assigned */
3311 dev
= get_empty_pcm_device(bus
, cpcm
->pcm_type
);
3313 cpcm
->device
= SNDRV_PCM_INVALID_DEVICE
;
3314 continue; /* no fatal error */
3317 err
= snd_hda_attach_pcm_stream(bus
, codec
, cpcm
);
3320 "cannot attach PCM stream %d for codec #%d\n",
3321 dev
, codec
->core
.addr
);
3322 continue; /* no fatal error */
3330 * snd_hda_add_new_ctls - create controls from the array
3331 * @codec: the HDA codec
3332 * @knew: the array of struct snd_kcontrol_new
3334 * This helper function creates and add new controls in the given array.
3335 * The array must be terminated with an empty entry as terminator.
3337 * Returns 0 if successful, or a negative error code.
3339 int snd_hda_add_new_ctls(struct hda_codec
*codec
,
3340 const struct snd_kcontrol_new
*knew
)
3344 for (; knew
->name
; knew
++) {
3345 struct snd_kcontrol
*kctl
;
3346 int addr
= 0, idx
= 0;
3347 if (knew
->iface
== (__force snd_ctl_elem_iface_t
)-1)
3348 continue; /* skip this codec private value */
3350 kctl
= snd_ctl_new1(knew
, codec
);
3354 kctl
->id
.device
= addr
;
3356 kctl
->id
.index
= idx
;
3357 err
= snd_hda_ctl_add(codec
, 0, kctl
);
3360 /* try first with another device index corresponding to
3361 * the codec addr; if it still fails (or it's the
3362 * primary codec), then try another control index
3364 if (!addr
&& codec
->core
.addr
)
3365 addr
= codec
->core
.addr
;
3366 else if (!idx
&& !knew
->index
) {
3367 idx
= find_empty_mixer_ctl_idx(codec
,
3377 EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls
);
3380 static void codec_set_power_save(struct hda_codec
*codec
, int delay
)
3382 struct device
*dev
= hda_codec_dev(codec
);
3384 if (delay
== 0 && codec
->auto_runtime_pm
)
3388 pm_runtime_set_autosuspend_delay(dev
, delay
);
3389 pm_runtime_use_autosuspend(dev
);
3390 pm_runtime_allow(dev
);
3391 if (!pm_runtime_suspended(dev
))
3392 pm_runtime_mark_last_busy(dev
);
3394 pm_runtime_dont_use_autosuspend(dev
);
3395 pm_runtime_forbid(dev
);
3400 * snd_hda_set_power_save - reprogram autosuspend for the given delay
3401 * @bus: HD-audio bus
3402 * @delay: autosuspend delay in msec, 0 = off
3404 * Synchronize the runtime PM autosuspend state from the power_save option.
3406 void snd_hda_set_power_save(struct hda_bus
*bus
, int delay
)
3408 struct hda_codec
*c
;
3410 list_for_each_codec(c
, bus
)
3411 codec_set_power_save(c
, delay
);
3413 EXPORT_SYMBOL_GPL(snd_hda_set_power_save
);
3416 * snd_hda_check_amp_list_power - Check the amp list and update the power
3417 * @codec: HD-audio codec
3418 * @check: the object containing an AMP list and the status
3419 * @nid: NID to check / update
3421 * Check whether the given NID is in the amp list. If it's in the list,
3422 * check the current AMP status, and update the the power-status according
3423 * to the mute status.
3425 * This function is supposed to be set or called from the check_power_status
3428 int snd_hda_check_amp_list_power(struct hda_codec
*codec
,
3429 struct hda_loopback_check
*check
,
3432 const struct hda_amp_list
*p
;
3435 if (!check
->amplist
)
3437 for (p
= check
->amplist
; p
->nid
; p
++) {
3442 return 0; /* nothing changed */
3444 for (p
= check
->amplist
; p
->nid
; p
++) {
3445 for (ch
= 0; ch
< 2; ch
++) {
3446 v
= snd_hda_codec_amp_read(codec
, p
->nid
, ch
, p
->dir
,
3448 if (!(v
& HDA_AMP_MUTE
) && v
> 0) {
3449 if (!check
->power_on
) {
3450 check
->power_on
= 1;
3451 snd_hda_power_up_pm(codec
);
3457 if (check
->power_on
) {
3458 check
->power_on
= 0;
3459 snd_hda_power_down_pm(codec
);
3463 EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power
);
3471 * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum
3472 * @imux: imux helper object
3473 * @uinfo: pointer to get/store the data
3475 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
,
3476 struct snd_ctl_elem_info
*uinfo
)
3480 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
3482 uinfo
->value
.enumerated
.items
= imux
->num_items
;
3483 if (!imux
->num_items
)
3485 index
= uinfo
->value
.enumerated
.item
;
3486 if (index
>= imux
->num_items
)
3487 index
= imux
->num_items
- 1;
3488 strcpy(uinfo
->value
.enumerated
.name
, imux
->items
[index
].label
);
3491 EXPORT_SYMBOL_GPL(snd_hda_input_mux_info
);
3494 * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum
3495 * @codec: the HDA codec
3496 * @imux: imux helper object
3497 * @ucontrol: pointer to get/store the data
3498 * @nid: input mux NID
3499 * @cur_val: pointer to get/store the current imux value
3501 int snd_hda_input_mux_put(struct hda_codec
*codec
,
3502 const struct hda_input_mux
*imux
,
3503 struct snd_ctl_elem_value
*ucontrol
,
3505 unsigned int *cur_val
)
3509 if (!imux
->num_items
)
3511 idx
= ucontrol
->value
.enumerated
.item
[0];
3512 if (idx
>= imux
->num_items
)
3513 idx
= imux
->num_items
- 1;
3514 if (*cur_val
== idx
)
3516 snd_hda_codec_write_cache(codec
, nid
, 0, AC_VERB_SET_CONNECT_SEL
,
3517 imux
->items
[idx
].index
);
3521 EXPORT_SYMBOL_GPL(snd_hda_input_mux_put
);
3525 * snd_hda_enum_helper_info - Helper for simple enum ctls
3526 * @kcontrol: ctl element
3527 * @uinfo: pointer to get/store the data
3528 * @num_items: number of enum items
3529 * @texts: enum item string array
3531 * process kcontrol info callback of a simple string enum array
3532 * when @num_items is 0 or @texts is NULL, assume a boolean enum array
3534 int snd_hda_enum_helper_info(struct snd_kcontrol
*kcontrol
,
3535 struct snd_ctl_elem_info
*uinfo
,
3536 int num_items
, const char * const *texts
)
3538 static const char * const texts_default
[] = {
3539 "Disabled", "Enabled"
3542 if (!texts
|| !num_items
) {
3544 texts
= texts_default
;
3547 return snd_ctl_enum_info(uinfo
, 1, num_items
, texts
);
3549 EXPORT_SYMBOL_GPL(snd_hda_enum_helper_info
);
3552 * Multi-channel / digital-out PCM helper functions
3555 /* setup SPDIF output stream */
3556 static void setup_dig_out_stream(struct hda_codec
*codec
, hda_nid_t nid
,
3557 unsigned int stream_tag
, unsigned int format
)
3559 struct hda_spdif_out
*spdif
;
3560 unsigned int curr_fmt
;
3563 spdif
= snd_hda_spdif_out_of_nid(codec
, nid
);
3564 /* Add sanity check to pass klockwork check.
3565 * This should never happen.
3567 if (WARN_ON(spdif
== NULL
))
3570 curr_fmt
= snd_hda_codec_read(codec
, nid
, 0,
3571 AC_VERB_GET_STREAM_FORMAT
, 0);
3572 reset
= codec
->spdif_status_reset
&&
3573 (spdif
->ctls
& AC_DIG1_ENABLE
) &&
3576 /* turn off SPDIF if needed; otherwise the IEC958 bits won't be
3579 set_dig_out_convert(codec
, nid
,
3580 spdif
->ctls
& ~AC_DIG1_ENABLE
& 0xff,
3582 snd_hda_codec_setup_stream(codec
, nid
, stream_tag
, 0, format
);
3583 if (codec
->slave_dig_outs
) {
3585 for (d
= codec
->slave_dig_outs
; *d
; d
++)
3586 snd_hda_codec_setup_stream(codec
, *d
, stream_tag
, 0,
3589 /* turn on again (if needed) */
3591 set_dig_out_convert(codec
, nid
,
3592 spdif
->ctls
& 0xff, -1);
3595 static void cleanup_dig_out_stream(struct hda_codec
*codec
, hda_nid_t nid
)
3597 snd_hda_codec_cleanup_stream(codec
, nid
);
3598 if (codec
->slave_dig_outs
) {
3600 for (d
= codec
->slave_dig_outs
; *d
; d
++)
3601 snd_hda_codec_cleanup_stream(codec
, *d
);
3606 * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode
3607 * @codec: the HDA codec
3608 * @mout: hda_multi_out object
3610 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
,
3611 struct hda_multi_out
*mout
)
3613 mutex_lock(&codec
->spdif_mutex
);
3614 if (mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
)
3615 /* already opened as analog dup; reset it once */
3616 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3617 mout
->dig_out_used
= HDA_DIG_EXCLUSIVE
;
3618 mutex_unlock(&codec
->spdif_mutex
);
3621 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open
);
3624 * snd_hda_multi_out_dig_prepare - prepare the digital out stream
3625 * @codec: the HDA codec
3626 * @mout: hda_multi_out object
3627 * @stream_tag: stream tag to assign
3628 * @format: format id to assign
3629 * @substream: PCM substream to assign
3631 int snd_hda_multi_out_dig_prepare(struct hda_codec
*codec
,
3632 struct hda_multi_out
*mout
,
3633 unsigned int stream_tag
,
3634 unsigned int format
,
3635 struct snd_pcm_substream
*substream
)
3637 mutex_lock(&codec
->spdif_mutex
);
3638 setup_dig_out_stream(codec
, mout
->dig_out_nid
, stream_tag
, format
);
3639 mutex_unlock(&codec
->spdif_mutex
);
3642 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare
);
3645 * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream
3646 * @codec: the HDA codec
3647 * @mout: hda_multi_out object
3649 int snd_hda_multi_out_dig_cleanup(struct hda_codec
*codec
,
3650 struct hda_multi_out
*mout
)
3652 mutex_lock(&codec
->spdif_mutex
);
3653 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3654 mutex_unlock(&codec
->spdif_mutex
);
3657 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup
);
3660 * snd_hda_multi_out_dig_close - release the digital out stream
3661 * @codec: the HDA codec
3662 * @mout: hda_multi_out object
3664 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
,
3665 struct hda_multi_out
*mout
)
3667 mutex_lock(&codec
->spdif_mutex
);
3668 mout
->dig_out_used
= 0;
3669 mutex_unlock(&codec
->spdif_mutex
);
3672 EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close
);
3675 * snd_hda_multi_out_analog_open - open analog outputs
3676 * @codec: the HDA codec
3677 * @mout: hda_multi_out object
3678 * @substream: PCM substream to assign
3679 * @hinfo: PCM information to assign
3681 * Open analog outputs and set up the hw-constraints.
3682 * If the digital outputs can be opened as slave, open the digital
3685 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
,
3686 struct hda_multi_out
*mout
,
3687 struct snd_pcm_substream
*substream
,
3688 struct hda_pcm_stream
*hinfo
)
3690 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
3691 runtime
->hw
.channels_max
= mout
->max_channels
;
3692 if (mout
->dig_out_nid
) {
3693 if (!mout
->analog_rates
) {
3694 mout
->analog_rates
= hinfo
->rates
;
3695 mout
->analog_formats
= hinfo
->formats
;
3696 mout
->analog_maxbps
= hinfo
->maxbps
;
3698 runtime
->hw
.rates
= mout
->analog_rates
;
3699 runtime
->hw
.formats
= mout
->analog_formats
;
3700 hinfo
->maxbps
= mout
->analog_maxbps
;
3702 if (!mout
->spdif_rates
) {
3703 snd_hda_query_supported_pcm(codec
, mout
->dig_out_nid
,
3705 &mout
->spdif_formats
,
3706 &mout
->spdif_maxbps
);
3708 mutex_lock(&codec
->spdif_mutex
);
3709 if (mout
->share_spdif
) {
3710 if ((runtime
->hw
.rates
& mout
->spdif_rates
) &&
3711 (runtime
->hw
.formats
& mout
->spdif_formats
)) {
3712 runtime
->hw
.rates
&= mout
->spdif_rates
;
3713 runtime
->hw
.formats
&= mout
->spdif_formats
;
3714 if (mout
->spdif_maxbps
< hinfo
->maxbps
)
3715 hinfo
->maxbps
= mout
->spdif_maxbps
;
3717 mout
->share_spdif
= 0;
3718 /* FIXME: need notify? */
3721 mutex_unlock(&codec
->spdif_mutex
);
3723 return snd_pcm_hw_constraint_step(substream
->runtime
, 0,
3724 SNDRV_PCM_HW_PARAM_CHANNELS
, 2);
3726 EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open
);
3729 * snd_hda_multi_out_analog_prepare - Preapre the analog outputs.
3730 * @codec: the HDA codec
3731 * @mout: hda_multi_out object
3732 * @stream_tag: stream tag to assign
3733 * @format: format id to assign
3734 * @substream: PCM substream to assign
3736 * Set up the i/o for analog out.
3737 * When the digital out is available, copy the front out to digital out, too.
3739 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
,
3740 struct hda_multi_out
*mout
,
3741 unsigned int stream_tag
,
3742 unsigned int format
,
3743 struct snd_pcm_substream
*substream
)
3745 const hda_nid_t
*nids
= mout
->dac_nids
;
3746 int chs
= substream
->runtime
->channels
;
3747 struct hda_spdif_out
*spdif
;
3750 mutex_lock(&codec
->spdif_mutex
);
3751 spdif
= snd_hda_spdif_out_of_nid(codec
, mout
->dig_out_nid
);
3752 if (mout
->dig_out_nid
&& mout
->share_spdif
&&
3753 mout
->dig_out_used
!= HDA_DIG_EXCLUSIVE
) {
3754 if (chs
== 2 && spdif
!= NULL
&&
3755 snd_hda_is_supported_format(codec
, mout
->dig_out_nid
,
3757 !(spdif
->status
& IEC958_AES0_NONAUDIO
)) {
3758 mout
->dig_out_used
= HDA_DIG_ANALOG_DUP
;
3759 setup_dig_out_stream(codec
, mout
->dig_out_nid
,
3760 stream_tag
, format
);
3762 mout
->dig_out_used
= 0;
3763 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3766 mutex_unlock(&codec
->spdif_mutex
);
3769 snd_hda_codec_setup_stream(codec
, nids
[HDA_FRONT
], stream_tag
,
3771 if (!mout
->no_share_stream
&&
3772 mout
->hp_nid
&& mout
->hp_nid
!= nids
[HDA_FRONT
])
3773 /* headphone out will just decode front left/right (stereo) */
3774 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, stream_tag
,
3776 /* extra outputs copied from front */
3777 for (i
= 0; i
< ARRAY_SIZE(mout
->hp_out_nid
); i
++)
3778 if (!mout
->no_share_stream
&& mout
->hp_out_nid
[i
])
3779 snd_hda_codec_setup_stream(codec
,
3780 mout
->hp_out_nid
[i
],
3781 stream_tag
, 0, format
);
3784 for (i
= 1; i
< mout
->num_dacs
; i
++) {
3785 if (chs
>= (i
+ 1) * 2) /* independent out */
3786 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
,
3788 else if (!mout
->no_share_stream
) /* copy front */
3789 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
,
3793 /* extra surrounds */
3794 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++) {
3796 if (!mout
->extra_out_nid
[i
])
3798 if (chs
>= (i
+ 1) * 2)
3800 else if (!mout
->no_share_stream
)
3802 snd_hda_codec_setup_stream(codec
, mout
->extra_out_nid
[i
],
3803 stream_tag
, ch
, format
);
3808 EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare
);
3811 * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out
3812 * @codec: the HDA codec
3813 * @mout: hda_multi_out object
3815 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
,
3816 struct hda_multi_out
*mout
)
3818 const hda_nid_t
*nids
= mout
->dac_nids
;
3821 for (i
= 0; i
< mout
->num_dacs
; i
++)
3822 snd_hda_codec_cleanup_stream(codec
, nids
[i
]);
3824 snd_hda_codec_cleanup_stream(codec
, mout
->hp_nid
);
3825 for (i
= 0; i
< ARRAY_SIZE(mout
->hp_out_nid
); i
++)
3826 if (mout
->hp_out_nid
[i
])
3827 snd_hda_codec_cleanup_stream(codec
,
3828 mout
->hp_out_nid
[i
]);
3829 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
3830 if (mout
->extra_out_nid
[i
])
3831 snd_hda_codec_cleanup_stream(codec
,
3832 mout
->extra_out_nid
[i
]);
3833 mutex_lock(&codec
->spdif_mutex
);
3834 if (mout
->dig_out_nid
&& mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
) {
3835 cleanup_dig_out_stream(codec
, mout
->dig_out_nid
);
3836 mout
->dig_out_used
= 0;
3838 mutex_unlock(&codec
->spdif_mutex
);
3841 EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup
);
3844 * snd_hda_get_default_vref - Get the default (mic) VREF pin bits
3845 * @codec: the HDA codec
3846 * @pin: referred pin NID
3848 * Guess the suitable VREF pin bits to be set as the pin-control value.
3849 * Note: the function doesn't set the AC_PINCTL_IN_EN bit.
3851 unsigned int snd_hda_get_default_vref(struct hda_codec
*codec
, hda_nid_t pin
)
3853 unsigned int pincap
;
3854 unsigned int oldval
;
3855 oldval
= snd_hda_codec_read(codec
, pin
, 0,
3856 AC_VERB_GET_PIN_WIDGET_CONTROL
, 0);
3857 pincap
= snd_hda_query_pin_caps(codec
, pin
);
3858 pincap
= (pincap
& AC_PINCAP_VREF
) >> AC_PINCAP_VREF_SHIFT
;
3859 /* Exception: if the default pin setup is vref50, we give it priority */
3860 if ((pincap
& AC_PINCAP_VREF_80
) && oldval
!= PIN_VREF50
)
3861 return AC_PINCTL_VREF_80
;
3862 else if (pincap
& AC_PINCAP_VREF_50
)
3863 return AC_PINCTL_VREF_50
;
3864 else if (pincap
& AC_PINCAP_VREF_100
)
3865 return AC_PINCTL_VREF_100
;
3866 else if (pincap
& AC_PINCAP_VREF_GRD
)
3867 return AC_PINCTL_VREF_GRD
;
3868 return AC_PINCTL_VREF_HIZ
;
3870 EXPORT_SYMBOL_GPL(snd_hda_get_default_vref
);
3873 * snd_hda_correct_pin_ctl - correct the pin ctl value for matching with the pin cap
3874 * @codec: the HDA codec
3875 * @pin: referred pin NID
3876 * @val: pin ctl value to audit
3878 unsigned int snd_hda_correct_pin_ctl(struct hda_codec
*codec
,
3879 hda_nid_t pin
, unsigned int val
)
3881 static const unsigned int cap_lists
[][2] = {
3882 { AC_PINCTL_VREF_100
, AC_PINCAP_VREF_100
},
3883 { AC_PINCTL_VREF_80
, AC_PINCAP_VREF_80
},
3884 { AC_PINCTL_VREF_50
, AC_PINCAP_VREF_50
},
3885 { AC_PINCTL_VREF_GRD
, AC_PINCAP_VREF_GRD
},
3891 cap
= snd_hda_query_pin_caps(codec
, pin
);
3893 return val
; /* don't know what to do... */
3895 if (val
& AC_PINCTL_OUT_EN
) {
3896 if (!(cap
& AC_PINCAP_OUT
))
3897 val
&= ~(AC_PINCTL_OUT_EN
| AC_PINCTL_HP_EN
);
3898 else if ((val
& AC_PINCTL_HP_EN
) && !(cap
& AC_PINCAP_HP_DRV
))
3899 val
&= ~AC_PINCTL_HP_EN
;
3902 if (val
& AC_PINCTL_IN_EN
) {
3903 if (!(cap
& AC_PINCAP_IN
))
3904 val
&= ~(AC_PINCTL_IN_EN
| AC_PINCTL_VREFEN
);
3906 unsigned int vcap
, vref
;
3908 vcap
= (cap
& AC_PINCAP_VREF
) >> AC_PINCAP_VREF_SHIFT
;
3909 vref
= val
& AC_PINCTL_VREFEN
;
3910 for (i
= 0; i
< ARRAY_SIZE(cap_lists
); i
++) {
3911 if (vref
== cap_lists
[i
][0] &&
3912 !(vcap
& cap_lists
[i
][1])) {
3913 if (i
== ARRAY_SIZE(cap_lists
) - 1)
3914 vref
= AC_PINCTL_VREF_HIZ
;
3916 vref
= cap_lists
[i
+ 1][0];
3919 val
&= ~AC_PINCTL_VREFEN
;
3926 EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl
);
3929 * _snd_hda_pin_ctl - Helper to set pin ctl value
3930 * @codec: the HDA codec
3931 * @pin: referred pin NID
3932 * @val: pin control value to set
3933 * @cached: access over codec pinctl cache or direct write
3935 * This function is a helper to set a pin ctl value more safely.
3936 * It corrects the pin ctl value via snd_hda_correct_pin_ctl(), stores the
3937 * value in pin target array via snd_hda_codec_set_pin_target(), then
3938 * actually writes the value via either snd_hda_codec_write_cache() or
3939 * snd_hda_codec_write() depending on @cached flag.
3941 int _snd_hda_set_pin_ctl(struct hda_codec
*codec
, hda_nid_t pin
,
3942 unsigned int val
, bool cached
)
3944 val
= snd_hda_correct_pin_ctl(codec
, pin
, val
);
3945 snd_hda_codec_set_pin_target(codec
, pin
, val
);
3947 return snd_hda_codec_write_cache(codec
, pin
, 0,
3948 AC_VERB_SET_PIN_WIDGET_CONTROL
, val
);
3950 return snd_hda_codec_write(codec
, pin
, 0,
3951 AC_VERB_SET_PIN_WIDGET_CONTROL
, val
);
3953 EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl
);
3956 * snd_hda_add_imux_item - Add an item to input_mux
3957 * @codec: the HDA codec
3958 * @imux: imux helper object
3959 * @label: the name of imux item to assign
3960 * @index: index number of imux item to assign
3961 * @type_idx: pointer to store the resultant label index
3963 * When the same label is used already in the existing items, the number
3964 * suffix is appended to the label. This label index number is stored
3965 * to type_idx when non-NULL pointer is given.
3967 int snd_hda_add_imux_item(struct hda_codec
*codec
,
3968 struct hda_input_mux
*imux
, const char *label
,
3969 int index
, int *type_idx
)
3971 int i
, label_idx
= 0;
3972 if (imux
->num_items
>= HDA_MAX_NUM_INPUTS
) {
3973 codec_err(codec
, "hda_codec: Too many imux items!\n");
3976 for (i
= 0; i
< imux
->num_items
; i
++) {
3977 if (!strncmp(label
, imux
->items
[i
].label
, strlen(label
)))
3981 *type_idx
= label_idx
;
3983 snprintf(imux
->items
[imux
->num_items
].label
,
3984 sizeof(imux
->items
[imux
->num_items
].label
),
3985 "%s %d", label
, label_idx
);
3987 strlcpy(imux
->items
[imux
->num_items
].label
, label
,
3988 sizeof(imux
->items
[imux
->num_items
].label
));
3989 imux
->items
[imux
->num_items
].index
= index
;
3993 EXPORT_SYMBOL_GPL(snd_hda_add_imux_item
);
3996 * snd_hda_bus_reset_codecs - Reset the bus
3997 * @bus: HD-audio bus
3999 void snd_hda_bus_reset_codecs(struct hda_bus
*bus
)
4001 struct hda_codec
*codec
;
4003 list_for_each_codec(codec
, bus
) {
4004 /* FIXME: maybe a better way needed for forced reset */
4005 if (current_work() != &codec
->jackpoll_work
.work
)
4006 cancel_delayed_work_sync(&codec
->jackpoll_work
);
4008 if (hda_codec_is_power_on(codec
)) {
4009 hda_call_codec_suspend(codec
);
4010 hda_call_codec_resume(codec
);
4017 * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer
4018 * @pcm: PCM caps bits
4019 * @buf: the string buffer to write
4020 * @buflen: the max buffer length
4022 * used by hda_proc.c and hda_eld.c
4024 void snd_print_pcm_bits(int pcm
, char *buf
, int buflen
)
4026 static const unsigned int bits
[] = { 8, 16, 20, 24, 32 };
4029 for (i
= 0, j
= 0; i
< ARRAY_SIZE(bits
); i
++)
4030 if (pcm
& (AC_SUPPCM_BITS_8
<< i
))
4031 j
+= scnprintf(buf
+ j
, buflen
- j
, " %d", bits
[i
]);
4033 buf
[j
] = '\0'; /* necessary when j == 0 */
4035 EXPORT_SYMBOL_GPL(snd_print_pcm_bits
);
4037 MODULE_DESCRIPTION("HDA codec core");
4038 MODULE_LICENSE("GPL");