2 * Universal Interface for Intel High Definition Audio Codec
4 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
7 * This driver is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This driver is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <sound/driver.h>
23 #include <linux/init.h>
24 #include <linux/delay.h>
25 #include <linux/slab.h>
26 #include <linux/pci.h>
27 #include <linux/moduleparam.h>
28 #include <linux/mutex.h>
29 #include <sound/core.h>
30 #include "hda_codec.h"
31 #include <sound/asoundef.h>
32 #include <sound/tlv.h>
33 #include <sound/initval.h>
34 #include "hda_local.h"
37 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
38 MODULE_DESCRIPTION("Universal interface for High Definition Audio Codec");
39 MODULE_LICENSE("GPL");
43 * vendor / preset table
46 struct hda_vendor_id
{
51 /* codec vendor labels */
52 static struct hda_vendor_id hda_vendor_ids
[] = {
53 { 0x10ec, "Realtek" },
54 { 0x11d4, "Analog Devices" },
55 { 0x13f6, "C-Media" },
56 { 0x434d, "C-Media" },
57 { 0x8384, "SigmaTel" },
62 #include "hda_patch.h"
66 * snd_hda_codec_read - send a command and get the response
67 * @codec: the HDA codec
68 * @nid: NID to send the command
69 * @direct: direct flag
70 * @verb: the verb to send
71 * @parm: the parameter for the verb
73 * Send a single command and read the corresponding response.
75 * Returns the obtained response value, or -1 for an error.
77 unsigned int snd_hda_codec_read(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
78 unsigned int verb
, unsigned int parm
)
81 mutex_lock(&codec
->bus
->cmd_mutex
);
82 if (! codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
))
83 res
= codec
->bus
->ops
.get_response(codec
);
85 res
= (unsigned int)-1;
86 mutex_unlock(&codec
->bus
->cmd_mutex
);
90 EXPORT_SYMBOL(snd_hda_codec_read
);
93 * snd_hda_codec_write - send a single command without waiting for response
94 * @codec: the HDA codec
95 * @nid: NID to send the command
96 * @direct: direct flag
97 * @verb: the verb to send
98 * @parm: the parameter for the verb
100 * Send a single command without waiting for response.
102 * Returns 0 if successful, or a negative error code.
104 int snd_hda_codec_write(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
105 unsigned int verb
, unsigned int parm
)
108 mutex_lock(&codec
->bus
->cmd_mutex
);
109 err
= codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
);
110 mutex_unlock(&codec
->bus
->cmd_mutex
);
114 EXPORT_SYMBOL(snd_hda_codec_write
);
117 * snd_hda_sequence_write - sequence writes
118 * @codec: the HDA codec
119 * @seq: VERB array to send
121 * Send the commands sequentially from the given array.
122 * The array must be terminated with NID=0.
124 void snd_hda_sequence_write(struct hda_codec
*codec
, const struct hda_verb
*seq
)
126 for (; seq
->nid
; seq
++)
127 snd_hda_codec_write(codec
, seq
->nid
, 0, seq
->verb
, seq
->param
);
130 EXPORT_SYMBOL(snd_hda_sequence_write
);
133 * snd_hda_get_sub_nodes - get the range of sub nodes
134 * @codec: the HDA codec
136 * @start_id: the pointer to store the start NID
138 * Parse the NID and store the start NID of its sub-nodes.
139 * Returns the number of sub-nodes.
141 int snd_hda_get_sub_nodes(struct hda_codec
*codec
, hda_nid_t nid
, hda_nid_t
*start_id
)
145 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_NODE_COUNT
);
146 *start_id
= (parm
>> 16) & 0x7fff;
147 return (int)(parm
& 0x7fff);
150 EXPORT_SYMBOL(snd_hda_get_sub_nodes
);
153 * snd_hda_get_connections - get connection list
154 * @codec: the HDA codec
156 * @conn_list: connection list array
157 * @max_conns: max. number of connections to store
159 * Parses the connection list of the given widget and stores the list
162 * Returns the number of connections, or a negative error code.
164 int snd_hda_get_connections(struct hda_codec
*codec
, hda_nid_t nid
,
165 hda_nid_t
*conn_list
, int max_conns
)
168 int i
, conn_len
, conns
;
169 unsigned int shift
, num_elems
, mask
;
172 snd_assert(conn_list
&& max_conns
> 0, return -EINVAL
);
174 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_CONNLIST_LEN
);
175 if (parm
& AC_CLIST_LONG
) {
184 conn_len
= parm
& AC_CLIST_LENGTH
;
185 mask
= (1 << (shift
-1)) - 1;
188 return 0; /* no connection */
191 /* single connection */
192 parm
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONNECT_LIST
, 0);
193 conn_list
[0] = parm
& mask
;
197 /* multi connection */
200 for (i
= 0; i
< conn_len
; i
++) {
204 if (i
% num_elems
== 0)
205 parm
= snd_hda_codec_read(codec
, nid
, 0,
206 AC_VERB_GET_CONNECT_LIST
, i
);
207 range_val
= !! (parm
& (1 << (shift
-1))); /* ranges */
211 /* ranges between the previous and this one */
212 if (! prev_nid
|| prev_nid
>= val
) {
213 snd_printk(KERN_WARNING
"hda_codec: invalid dep_range_val %x:%x\n", prev_nid
, val
);
216 for (n
= prev_nid
+ 1; n
<= val
; n
++) {
217 if (conns
>= max_conns
) {
218 snd_printk(KERN_ERR
"Too many connections\n");
221 conn_list
[conns
++] = n
;
224 if (conns
>= max_conns
) {
225 snd_printk(KERN_ERR
"Too many connections\n");
228 conn_list
[conns
++] = val
;
237 * snd_hda_queue_unsol_event - add an unsolicited event to queue
239 * @res: unsolicited event (lower 32bit of RIRB entry)
240 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
242 * Adds the given event to the queue. The events are processed in
243 * the workqueue asynchronously. Call this function in the interrupt
244 * hanlder when RIRB receives an unsolicited event.
246 * Returns 0 if successful, or a negative error code.
248 int snd_hda_queue_unsol_event(struct hda_bus
*bus
, u32 res
, u32 res_ex
)
250 struct hda_bus_unsolicited
*unsol
;
253 if ((unsol
= bus
->unsol
) == NULL
)
256 wp
= (unsol
->wp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
260 unsol
->queue
[wp
] = res
;
261 unsol
->queue
[wp
+ 1] = res_ex
;
263 queue_work(unsol
->workq
, &unsol
->work
);
268 EXPORT_SYMBOL(snd_hda_queue_unsol_event
);
271 * process queueud unsolicited events
273 static void process_unsol_events(void *data
)
275 struct hda_bus
*bus
= data
;
276 struct hda_bus_unsolicited
*unsol
= bus
->unsol
;
277 struct hda_codec
*codec
;
278 unsigned int rp
, caddr
, res
;
280 while (unsol
->rp
!= unsol
->wp
) {
281 rp
= (unsol
->rp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
284 res
= unsol
->queue
[rp
];
285 caddr
= unsol
->queue
[rp
+ 1];
286 if (! (caddr
& (1 << 4))) /* no unsolicited event? */
288 codec
= bus
->caddr_tbl
[caddr
& 0x0f];
289 if (codec
&& codec
->patch_ops
.unsol_event
)
290 codec
->patch_ops
.unsol_event(codec
, res
);
295 * initialize unsolicited queue
297 static int init_unsol_queue(struct hda_bus
*bus
)
299 struct hda_bus_unsolicited
*unsol
;
301 if (bus
->unsol
) /* already initialized */
304 unsol
= kzalloc(sizeof(*unsol
), GFP_KERNEL
);
306 snd_printk(KERN_ERR
"hda_codec: can't allocate unsolicited queue\n");
309 unsol
->workq
= create_singlethread_workqueue("hda_codec");
310 if (! unsol
->workq
) {
311 snd_printk(KERN_ERR
"hda_codec: can't create workqueue\n");
315 INIT_WORK(&unsol
->work
, process_unsol_events
, bus
);
323 static void snd_hda_codec_free(struct hda_codec
*codec
);
325 static int snd_hda_bus_free(struct hda_bus
*bus
)
327 struct list_head
*p
, *n
;
332 destroy_workqueue(bus
->unsol
->workq
);
335 list_for_each_safe(p
, n
, &bus
->codec_list
) {
336 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
337 snd_hda_codec_free(codec
);
339 if (bus
->ops
.private_free
)
340 bus
->ops
.private_free(bus
);
345 static int snd_hda_bus_dev_free(struct snd_device
*device
)
347 struct hda_bus
*bus
= device
->device_data
;
348 return snd_hda_bus_free(bus
);
352 * snd_hda_bus_new - create a HDA bus
353 * @card: the card entry
354 * @temp: the template for hda_bus information
355 * @busp: the pointer to store the created bus instance
357 * Returns 0 if successful, or a negative error code.
359 int snd_hda_bus_new(struct snd_card
*card
, const struct hda_bus_template
*temp
,
360 struct hda_bus
**busp
)
364 static struct snd_device_ops dev_ops
= {
365 .dev_free
= snd_hda_bus_dev_free
,
368 snd_assert(temp
, return -EINVAL
);
369 snd_assert(temp
->ops
.command
&& temp
->ops
.get_response
, return -EINVAL
);
374 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
376 snd_printk(KERN_ERR
"can't allocate struct hda_bus\n");
381 bus
->private_data
= temp
->private_data
;
382 bus
->pci
= temp
->pci
;
383 bus
->modelname
= temp
->modelname
;
384 bus
->ops
= temp
->ops
;
386 mutex_init(&bus
->cmd_mutex
);
387 INIT_LIST_HEAD(&bus
->codec_list
);
389 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
390 snd_hda_bus_free(bus
);
398 EXPORT_SYMBOL(snd_hda_bus_new
);
401 * find a matching codec preset
403 static const struct hda_codec_preset
*find_codec_preset(struct hda_codec
*codec
)
405 const struct hda_codec_preset
**tbl
, *preset
;
407 for (tbl
= hda_preset_tables
; *tbl
; tbl
++) {
408 for (preset
= *tbl
; preset
->id
; preset
++) {
409 u32 mask
= preset
->mask
;
412 if (preset
->id
== (codec
->vendor_id
& mask
) &&
414 preset
->rev
== codec
->revision_id
))
422 * snd_hda_get_codec_name - store the codec name
424 void snd_hda_get_codec_name(struct hda_codec
*codec
,
425 char *name
, int namelen
)
427 const struct hda_vendor_id
*c
;
428 const char *vendor
= NULL
;
429 u16 vendor_id
= codec
->vendor_id
>> 16;
432 for (c
= hda_vendor_ids
; c
->id
; c
++) {
433 if (c
->id
== vendor_id
) {
439 sprintf(tmp
, "Generic %04x", vendor_id
);
442 if (codec
->preset
&& codec
->preset
->name
)
443 snprintf(name
, namelen
, "%s %s", vendor
, codec
->preset
->name
);
445 snprintf(name
, namelen
, "%s ID %x", vendor
, codec
->vendor_id
& 0xffff);
449 * look for an AFG and MFG nodes
451 static void setup_fg_nodes(struct hda_codec
*codec
)
456 total_nodes
= snd_hda_get_sub_nodes(codec
, AC_NODE_ROOT
, &nid
);
457 for (i
= 0; i
< total_nodes
; i
++, nid
++) {
458 switch((snd_hda_param_read(codec
, nid
, AC_PAR_FUNCTION_TYPE
) & 0xff)) {
459 case AC_GRP_AUDIO_FUNCTION
:
462 case AC_GRP_MODEM_FUNCTION
:
472 * read widget caps for each widget and store in cache
474 static int read_widget_caps(struct hda_codec
*codec
, hda_nid_t fg_node
)
479 codec
->num_nodes
= snd_hda_get_sub_nodes(codec
, fg_node
,
481 codec
->wcaps
= kmalloc(codec
->num_nodes
* 4, GFP_KERNEL
);
484 nid
= codec
->start_nid
;
485 for (i
= 0; i
< codec
->num_nodes
; i
++, nid
++)
486 codec
->wcaps
[i
] = snd_hda_param_read(codec
, nid
,
487 AC_PAR_AUDIO_WIDGET_CAP
);
495 static void snd_hda_codec_free(struct hda_codec
*codec
)
499 list_del(&codec
->list
);
500 codec
->bus
->caddr_tbl
[codec
->addr
] = NULL
;
501 if (codec
->patch_ops
.free
)
502 codec
->patch_ops
.free(codec
);
503 kfree(codec
->amp_info
);
508 static void init_amp_hash(struct hda_codec
*codec
);
511 * snd_hda_codec_new - create a HDA codec
512 * @bus: the bus to assign
513 * @codec_addr: the codec address
514 * @codecp: the pointer to store the generated codec
516 * Returns 0 if successful, or a negative error code.
518 int snd_hda_codec_new(struct hda_bus
*bus
, unsigned int codec_addr
,
519 struct hda_codec
**codecp
)
521 struct hda_codec
*codec
;
525 snd_assert(bus
, return -EINVAL
);
526 snd_assert(codec_addr
<= HDA_MAX_CODEC_ADDRESS
, return -EINVAL
);
528 if (bus
->caddr_tbl
[codec_addr
]) {
529 snd_printk(KERN_ERR
"hda_codec: address 0x%x is already occupied\n", codec_addr
);
533 codec
= kzalloc(sizeof(*codec
), GFP_KERNEL
);
535 snd_printk(KERN_ERR
"can't allocate struct hda_codec\n");
540 codec
->addr
= codec_addr
;
541 mutex_init(&codec
->spdif_mutex
);
542 init_amp_hash(codec
);
544 list_add_tail(&codec
->list
, &bus
->codec_list
);
545 bus
->caddr_tbl
[codec_addr
] = codec
;
547 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_VENDOR_ID
);
548 if (codec
->vendor_id
== -1)
549 /* read again, hopefully the access method was corrected
550 * in the last read...
552 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
,
554 codec
->subsystem_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_SUBSYSTEM_ID
);
555 codec
->revision_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_REV_ID
);
557 setup_fg_nodes(codec
);
558 if (! codec
->afg
&& ! codec
->mfg
) {
559 snd_printdd("hda_codec: no AFG or MFG node found\n");
560 snd_hda_codec_free(codec
);
564 if (read_widget_caps(codec
, codec
->afg
? codec
->afg
: codec
->mfg
) < 0) {
565 snd_printk(KERN_ERR
"hda_codec: cannot malloc\n");
566 snd_hda_codec_free(codec
);
570 if (! codec
->subsystem_id
) {
571 hda_nid_t nid
= codec
->afg
? codec
->afg
: codec
->mfg
;
572 codec
->subsystem_id
= snd_hda_codec_read(codec
, nid
, 0,
573 AC_VERB_GET_SUBSYSTEM_ID
,
577 codec
->preset
= find_codec_preset(codec
);
578 if (! *bus
->card
->mixername
)
579 snd_hda_get_codec_name(codec
, bus
->card
->mixername
,
580 sizeof(bus
->card
->mixername
));
582 if (codec
->preset
&& codec
->preset
->patch
)
583 err
= codec
->preset
->patch(codec
);
585 err
= snd_hda_parse_generic_codec(codec
);
587 snd_hda_codec_free(codec
);
591 if (codec
->patch_ops
.unsol_event
)
592 init_unsol_queue(bus
);
594 snd_hda_codec_proc_new(codec
);
596 sprintf(component
, "HDA:%08x", codec
->vendor_id
);
597 snd_component_add(codec
->bus
->card
, component
);
604 EXPORT_SYMBOL(snd_hda_codec_new
);
607 * snd_hda_codec_setup_stream - set up the codec for streaming
608 * @codec: the CODEC to set up
609 * @nid: the NID to set up
610 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
611 * @channel_id: channel id to pass, zero based.
612 * @format: stream format.
614 void snd_hda_codec_setup_stream(struct hda_codec
*codec
, hda_nid_t nid
, u32 stream_tag
,
615 int channel_id
, int format
)
620 snd_printdd("hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
621 nid
, stream_tag
, channel_id
, format
);
622 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CHANNEL_STREAMID
,
623 (stream_tag
<< 4) | channel_id
);
625 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_STREAM_FORMAT
, format
);
628 EXPORT_SYMBOL(snd_hda_codec_setup_stream
);
631 * amp access functions
634 /* FIXME: more better hash key? */
635 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
636 #define INFO_AMP_CAPS (1<<0)
637 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
639 /* initialize the hash table */
640 static void init_amp_hash(struct hda_codec
*codec
)
642 memset(codec
->amp_hash
, 0xff, sizeof(codec
->amp_hash
));
643 codec
->num_amp_entries
= 0;
644 codec
->amp_info_size
= 0;
645 codec
->amp_info
= NULL
;
648 /* query the hash. allocate an entry if not found. */
649 static struct hda_amp_info
*get_alloc_amp_hash(struct hda_codec
*codec
, u32 key
)
651 u16 idx
= key
% (u16
)ARRAY_SIZE(codec
->amp_hash
);
652 u16 cur
= codec
->amp_hash
[idx
];
653 struct hda_amp_info
*info
;
655 while (cur
!= 0xffff) {
656 info
= &codec
->amp_info
[cur
];
657 if (info
->key
== key
)
662 /* add a new hash entry */
663 if (codec
->num_amp_entries
>= codec
->amp_info_size
) {
664 /* reallocate the array */
665 int new_size
= codec
->amp_info_size
+ 64;
666 struct hda_amp_info
*new_info
= kcalloc(new_size
, sizeof(struct hda_amp_info
),
669 snd_printk(KERN_ERR
"hda_codec: can't malloc amp_info\n");
672 if (codec
->amp_info
) {
673 memcpy(new_info
, codec
->amp_info
,
674 codec
->amp_info_size
* sizeof(struct hda_amp_info
));
675 kfree(codec
->amp_info
);
677 codec
->amp_info_size
= new_size
;
678 codec
->amp_info
= new_info
;
680 cur
= codec
->num_amp_entries
++;
681 info
= &codec
->amp_info
[cur
];
683 info
->status
= 0; /* not initialized yet */
684 info
->next
= codec
->amp_hash
[idx
];
685 codec
->amp_hash
[idx
] = cur
;
691 * query AMP capabilities for the given widget and direction
693 static u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
)
695 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, 0));
699 if (! (info
->status
& INFO_AMP_CAPS
)) {
700 if (! (get_wcaps(codec
, nid
) & AC_WCAP_AMP_OVRD
))
702 info
->amp_caps
= snd_hda_param_read(codec
, nid
, direction
== HDA_OUTPUT
?
703 AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
);
704 info
->status
|= INFO_AMP_CAPS
;
706 return info
->amp_caps
;
710 * read the current volume to info
711 * if the cache exists, read the cache value.
713 static unsigned int get_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
714 hda_nid_t nid
, int ch
, int direction
, int index
)
718 if (info
->status
& INFO_AMP_VOL(ch
))
719 return info
->vol
[ch
];
721 parm
= ch
? AC_AMP_GET_RIGHT
: AC_AMP_GET_LEFT
;
722 parm
|= direction
== HDA_OUTPUT
? AC_AMP_GET_OUTPUT
: AC_AMP_GET_INPUT
;
724 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_AMP_GAIN_MUTE
, parm
);
725 info
->vol
[ch
] = val
& 0xff;
726 info
->status
|= INFO_AMP_VOL(ch
);
727 return info
->vol
[ch
];
731 * write the current volume in info to the h/w and update the cache
733 static void put_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
734 hda_nid_t nid
, int ch
, int direction
, int index
, int val
)
738 parm
= ch
? AC_AMP_SET_RIGHT
: AC_AMP_SET_LEFT
;
739 parm
|= direction
== HDA_OUTPUT
? AC_AMP_SET_OUTPUT
: AC_AMP_SET_INPUT
;
740 parm
|= index
<< AC_AMP_SET_INDEX_SHIFT
;
742 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
, parm
);
747 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
749 int snd_hda_codec_amp_read(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
750 int direction
, int index
)
752 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, index
));
755 return get_vol_mute(codec
, info
, nid
, ch
, direction
, index
);
759 * update the AMP value, mask = bit mask to set, val = the value
761 int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
762 int direction
, int idx
, int mask
, int val
)
764 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, idx
));
769 val
|= get_vol_mute(codec
, info
, nid
, ch
, direction
, idx
) & ~mask
;
770 if (info
->vol
[ch
] == val
&& ! codec
->in_resume
)
772 put_vol_mute(codec
, info
, nid
, ch
, direction
, idx
, val
);
778 * AMP control callbacks
780 /* retrieve parameters from private_value */
781 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
782 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
783 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
784 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
787 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
789 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
790 u16 nid
= get_amp_nid(kcontrol
);
791 u8 chs
= get_amp_channels(kcontrol
);
792 int dir
= get_amp_direction(kcontrol
);
795 caps
= query_amp_caps(codec
, nid
, dir
);
796 caps
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
; /* num steps */
798 printk(KERN_WARNING
"hda_codec: num_steps = 0 for NID=0x%x\n", nid
);
801 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
802 uinfo
->count
= chs
== 3 ? 2 : 1;
803 uinfo
->value
.integer
.min
= 0;
804 uinfo
->value
.integer
.max
= caps
;
808 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
810 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
811 hda_nid_t nid
= get_amp_nid(kcontrol
);
812 int chs
= get_amp_channels(kcontrol
);
813 int dir
= get_amp_direction(kcontrol
);
814 int idx
= get_amp_index(kcontrol
);
815 long *valp
= ucontrol
->value
.integer
.value
;
818 *valp
++ = snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x7f;
820 *valp
= snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x7f;
824 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
826 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
827 hda_nid_t nid
= get_amp_nid(kcontrol
);
828 int chs
= get_amp_channels(kcontrol
);
829 int dir
= get_amp_direction(kcontrol
);
830 int idx
= get_amp_index(kcontrol
);
831 long *valp
= ucontrol
->value
.integer
.value
;
835 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
840 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
845 int snd_hda_mixer_amp_tlv(struct snd_kcontrol
*kcontrol
, int op_flag
,
846 unsigned int size
, unsigned int __user
*_tlv
)
848 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
849 hda_nid_t nid
= get_amp_nid(kcontrol
);
850 int dir
= get_amp_direction(kcontrol
);
851 u32 caps
, val1
, val2
;
853 if (size
< 4 * sizeof(unsigned int))
855 caps
= query_amp_caps(codec
, nid
, dir
);
856 val2
= (((caps
& AC_AMPCAP_STEP_SIZE
) >> AC_AMPCAP_STEP_SIZE_SHIFT
) + 1) * 25;
857 val1
= -((caps
& AC_AMPCAP_OFFSET
) >> AC_AMPCAP_OFFSET_SHIFT
);
858 val1
= ((int)val1
) * ((int)val2
);
859 if (caps
& AC_AMPCAP_MUTE
)
861 if ((val2
& 0x10000) == 0 && dir
== HDA_OUTPUT
) {
862 caps
= query_amp_caps(codec
, nid
, HDA_INPUT
);
863 if (caps
& AC_AMPCAP_MUTE
)
866 if (put_user(SNDRV_CTL_TLVT_DB_SCALE
, _tlv
))
868 if (put_user(2 * sizeof(unsigned int), _tlv
+ 1))
870 if (put_user(val1
, _tlv
+ 2))
872 if (put_user(val2
, _tlv
+ 3))
878 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
880 int chs
= get_amp_channels(kcontrol
);
882 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
883 uinfo
->count
= chs
== 3 ? 2 : 1;
884 uinfo
->value
.integer
.min
= 0;
885 uinfo
->value
.integer
.max
= 1;
889 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
891 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
892 hda_nid_t nid
= get_amp_nid(kcontrol
);
893 int chs
= get_amp_channels(kcontrol
);
894 int dir
= get_amp_direction(kcontrol
);
895 int idx
= get_amp_index(kcontrol
);
896 long *valp
= ucontrol
->value
.integer
.value
;
899 *valp
++ = (snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x80) ? 0 : 1;
901 *valp
= (snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x80) ? 0 : 1;
905 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
907 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
908 hda_nid_t nid
= get_amp_nid(kcontrol
);
909 int chs
= get_amp_channels(kcontrol
);
910 int dir
= get_amp_direction(kcontrol
);
911 int idx
= get_amp_index(kcontrol
);
912 long *valp
= ucontrol
->value
.integer
.value
;
916 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
917 0x80, *valp
? 0 : 0x80);
921 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
922 0x80, *valp
? 0 : 0x80);
928 * bound volume controls
930 * bind multiple volumes (# indices, from 0)
933 #define AMP_VAL_IDX_SHIFT 19
934 #define AMP_VAL_IDX_MASK (0x0f<<19)
936 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
938 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
942 mutex_lock(&codec
->spdif_mutex
); /* reuse spdif_mutex */
943 pval
= kcontrol
->private_value
;
944 kcontrol
->private_value
= pval
& ~AMP_VAL_IDX_MASK
; /* index 0 */
945 err
= snd_hda_mixer_amp_switch_get(kcontrol
, ucontrol
);
946 kcontrol
->private_value
= pval
;
947 mutex_unlock(&codec
->spdif_mutex
);
951 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
953 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
955 int i
, indices
, err
= 0, change
= 0;
957 mutex_lock(&codec
->spdif_mutex
); /* reuse spdif_mutex */
958 pval
= kcontrol
->private_value
;
959 indices
= (pval
& AMP_VAL_IDX_MASK
) >> AMP_VAL_IDX_SHIFT
;
960 for (i
= 0; i
< indices
; i
++) {
961 kcontrol
->private_value
= (pval
& ~AMP_VAL_IDX_MASK
) | (i
<< AMP_VAL_IDX_SHIFT
);
962 err
= snd_hda_mixer_amp_switch_put(kcontrol
, ucontrol
);
967 kcontrol
->private_value
= pval
;
968 mutex_unlock(&codec
->spdif_mutex
);
969 return err
< 0 ? err
: change
;
976 static int snd_hda_spdif_mask_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
978 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
983 static int snd_hda_spdif_cmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
985 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
986 IEC958_AES0_NONAUDIO
|
987 IEC958_AES0_CON_EMPHASIS_5015
|
988 IEC958_AES0_CON_NOT_COPYRIGHT
;
989 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
990 IEC958_AES1_CON_ORIGINAL
;
994 static int snd_hda_spdif_pmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
996 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
997 IEC958_AES0_NONAUDIO
|
998 IEC958_AES0_PRO_EMPHASIS_5015
;
1002 static int snd_hda_spdif_default_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1004 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1006 ucontrol
->value
.iec958
.status
[0] = codec
->spdif_status
& 0xff;
1007 ucontrol
->value
.iec958
.status
[1] = (codec
->spdif_status
>> 8) & 0xff;
1008 ucontrol
->value
.iec958
.status
[2] = (codec
->spdif_status
>> 16) & 0xff;
1009 ucontrol
->value
.iec958
.status
[3] = (codec
->spdif_status
>> 24) & 0xff;
1014 /* convert from SPDIF status bits to HDA SPDIF bits
1015 * bit 0 (DigEn) is always set zero (to be filled later)
1017 static unsigned short convert_from_spdif_status(unsigned int sbits
)
1019 unsigned short val
= 0;
1021 if (sbits
& IEC958_AES0_PROFESSIONAL
)
1023 if (sbits
& IEC958_AES0_NONAUDIO
)
1025 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
1026 if ((sbits
& IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
1029 if ((sbits
& IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
1031 if (! (sbits
& IEC958_AES0_CON_NOT_COPYRIGHT
))
1033 if (sbits
& (IEC958_AES1_CON_ORIGINAL
<< 8))
1035 val
|= sbits
& (IEC958_AES1_CON_CATEGORY
<< 8);
1040 /* convert to SPDIF status bits from HDA SPDIF bits
1042 static unsigned int convert_to_spdif_status(unsigned short val
)
1044 unsigned int sbits
= 0;
1047 sbits
|= IEC958_AES0_NONAUDIO
;
1049 sbits
|= IEC958_AES0_PROFESSIONAL
;
1050 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
1051 if (sbits
& (1 << 3))
1052 sbits
|= IEC958_AES0_PRO_EMPHASIS_5015
;
1055 sbits
|= IEC958_AES0_CON_EMPHASIS_5015
;
1056 if (! (val
& (1 << 4)))
1057 sbits
|= IEC958_AES0_CON_NOT_COPYRIGHT
;
1059 sbits
|= (IEC958_AES1_CON_ORIGINAL
<< 8);
1060 sbits
|= val
& (0x7f << 8);
1065 static int snd_hda_spdif_default_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1067 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1068 hda_nid_t nid
= kcontrol
->private_value
;
1072 mutex_lock(&codec
->spdif_mutex
);
1073 codec
->spdif_status
= ucontrol
->value
.iec958
.status
[0] |
1074 ((unsigned int)ucontrol
->value
.iec958
.status
[1] << 8) |
1075 ((unsigned int)ucontrol
->value
.iec958
.status
[2] << 16) |
1076 ((unsigned int)ucontrol
->value
.iec958
.status
[3] << 24);
1077 val
= convert_from_spdif_status(codec
->spdif_status
);
1078 val
|= codec
->spdif_ctls
& 1;
1079 change
= codec
->spdif_ctls
!= val
;
1080 codec
->spdif_ctls
= val
;
1082 if (change
|| codec
->in_resume
) {
1083 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1084 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_2
, val
>> 8);
1087 mutex_unlock(&codec
->spdif_mutex
);
1091 static int snd_hda_spdif_out_switch_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
1093 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
1095 uinfo
->value
.integer
.min
= 0;
1096 uinfo
->value
.integer
.max
= 1;
1100 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1102 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1104 ucontrol
->value
.integer
.value
[0] = codec
->spdif_ctls
& 1;
1108 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1110 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1111 hda_nid_t nid
= kcontrol
->private_value
;
1115 mutex_lock(&codec
->spdif_mutex
);
1116 val
= codec
->spdif_ctls
& ~1;
1117 if (ucontrol
->value
.integer
.value
[0])
1119 change
= codec
->spdif_ctls
!= val
;
1120 if (change
|| codec
->in_resume
) {
1121 codec
->spdif_ctls
= val
;
1122 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1123 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
,
1124 AC_AMP_SET_RIGHT
| AC_AMP_SET_LEFT
|
1125 AC_AMP_SET_OUTPUT
| ((val
& 1) ? 0 : 0x80));
1127 mutex_unlock(&codec
->spdif_mutex
);
1131 static struct snd_kcontrol_new dig_mixes
[] = {
1133 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1134 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1135 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
1136 .info
= snd_hda_spdif_mask_info
,
1137 .get
= snd_hda_spdif_cmask_get
,
1140 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1141 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1142 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
1143 .info
= snd_hda_spdif_mask_info
,
1144 .get
= snd_hda_spdif_pmask_get
,
1147 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1148 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
1149 .info
= snd_hda_spdif_mask_info
,
1150 .get
= snd_hda_spdif_default_get
,
1151 .put
= snd_hda_spdif_default_put
,
1154 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1155 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),
1156 .info
= snd_hda_spdif_out_switch_info
,
1157 .get
= snd_hda_spdif_out_switch_get
,
1158 .put
= snd_hda_spdif_out_switch_put
,
1164 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1165 * @codec: the HDA codec
1166 * @nid: audio out widget NID
1168 * Creates controls related with the SPDIF output.
1169 * Called from each patch supporting the SPDIF out.
1171 * Returns 0 if successful, or a negative error code.
1173 int snd_hda_create_spdif_out_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1176 struct snd_kcontrol
*kctl
;
1177 struct snd_kcontrol_new
*dig_mix
;
1179 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
1180 kctl
= snd_ctl_new1(dig_mix
, codec
);
1181 kctl
->private_value
= nid
;
1182 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1185 codec
->spdif_ctls
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1186 codec
->spdif_status
= convert_to_spdif_status(codec
->spdif_ctls
);
1194 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1196 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1198 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1200 ucontrol
->value
.integer
.value
[0] = codec
->spdif_in_enable
;
1204 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1206 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1207 hda_nid_t nid
= kcontrol
->private_value
;
1208 unsigned int val
= !!ucontrol
->value
.integer
.value
[0];
1211 mutex_lock(&codec
->spdif_mutex
);
1212 change
= codec
->spdif_in_enable
!= val
;
1213 if (change
|| codec
->in_resume
) {
1214 codec
->spdif_in_enable
= val
;
1215 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
);
1217 mutex_unlock(&codec
->spdif_mutex
);
1221 static int snd_hda_spdif_in_status_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1223 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1224 hda_nid_t nid
= kcontrol
->private_value
;
1228 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1229 sbits
= convert_to_spdif_status(val
);
1230 ucontrol
->value
.iec958
.status
[0] = sbits
;
1231 ucontrol
->value
.iec958
.status
[1] = sbits
>> 8;
1232 ucontrol
->value
.iec958
.status
[2] = sbits
>> 16;
1233 ucontrol
->value
.iec958
.status
[3] = sbits
>> 24;
1237 static struct snd_kcontrol_new dig_in_ctls
[] = {
1239 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1240 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,SWITCH
),
1241 .info
= snd_hda_spdif_in_switch_info
,
1242 .get
= snd_hda_spdif_in_switch_get
,
1243 .put
= snd_hda_spdif_in_switch_put
,
1246 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1247 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1248 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,DEFAULT
),
1249 .info
= snd_hda_spdif_mask_info
,
1250 .get
= snd_hda_spdif_in_status_get
,
1256 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1257 * @codec: the HDA codec
1258 * @nid: audio in widget NID
1260 * Creates controls related with the SPDIF input.
1261 * Called from each patch supporting the SPDIF in.
1263 * Returns 0 if successful, or a negative error code.
1265 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1268 struct snd_kcontrol
*kctl
;
1269 struct snd_kcontrol_new
*dig_mix
;
1271 for (dig_mix
= dig_in_ctls
; dig_mix
->name
; dig_mix
++) {
1272 kctl
= snd_ctl_new1(dig_mix
, codec
);
1273 kctl
->private_value
= nid
;
1274 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1277 codec
->spdif_in_enable
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0) & 1;
1283 * set power state of the codec
1285 static void hda_set_power_state(struct hda_codec
*codec
, hda_nid_t fg
,
1286 unsigned int power_state
)
1288 hda_nid_t nid
, nid_start
;
1291 snd_hda_codec_write(codec
, fg
, 0, AC_VERB_SET_POWER_STATE
,
1294 nodes
= snd_hda_get_sub_nodes(codec
, fg
, &nid_start
);
1295 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
1296 if (get_wcaps(codec
, nid
) & AC_WCAP_POWER
)
1297 snd_hda_codec_write(codec
, nid
, 0,
1298 AC_VERB_SET_POWER_STATE
,
1302 if (power_state
== AC_PWRST_D0
)
1308 * snd_hda_build_controls - build mixer controls
1311 * Creates mixer controls for each codec included in the bus.
1313 * Returns 0 if successful, otherwise a negative error code.
1315 int snd_hda_build_controls(struct hda_bus
*bus
)
1317 struct list_head
*p
;
1319 /* build controls */
1320 list_for_each(p
, &bus
->codec_list
) {
1321 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1323 if (! codec
->patch_ops
.build_controls
)
1325 err
= codec
->patch_ops
.build_controls(codec
);
1331 list_for_each(p
, &bus
->codec_list
) {
1332 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1334 hda_set_power_state(codec
,
1335 codec
->afg
? codec
->afg
: codec
->mfg
,
1337 if (! codec
->patch_ops
.init
)
1339 err
= codec
->patch_ops
.init(codec
);
1346 EXPORT_SYMBOL(snd_hda_build_controls
);
1351 struct hda_rate_tbl
{
1353 unsigned int alsa_bits
;
1354 unsigned int hda_fmt
;
1357 static struct hda_rate_tbl rate_bits
[] = {
1358 /* rate in Hz, ALSA rate bitmask, HDA format value */
1360 /* autodetected value used in snd_hda_query_supported_pcm */
1361 { 8000, SNDRV_PCM_RATE_8000
, 0x0500 }, /* 1/6 x 48 */
1362 { 11025, SNDRV_PCM_RATE_11025
, 0x4300 }, /* 1/4 x 44 */
1363 { 16000, SNDRV_PCM_RATE_16000
, 0x0200 }, /* 1/3 x 48 */
1364 { 22050, SNDRV_PCM_RATE_22050
, 0x4100 }, /* 1/2 x 44 */
1365 { 32000, SNDRV_PCM_RATE_32000
, 0x0a00 }, /* 2/3 x 48 */
1366 { 44100, SNDRV_PCM_RATE_44100
, 0x4000 }, /* 44 */
1367 { 48000, SNDRV_PCM_RATE_48000
, 0x0000 }, /* 48 */
1368 { 88200, SNDRV_PCM_RATE_88200
, 0x4800 }, /* 2 x 44 */
1369 { 96000, SNDRV_PCM_RATE_96000
, 0x0800 }, /* 2 x 48 */
1370 { 176400, SNDRV_PCM_RATE_176400
, 0x5800 },/* 4 x 44 */
1371 { 192000, SNDRV_PCM_RATE_192000
, 0x1800 }, /* 4 x 48 */
1373 /* not autodetected value */
1374 { 9600, SNDRV_PCM_RATE_KNOT
, 0x0400 }, /* 1/5 x 48 */
1376 { 0 } /* terminator */
1380 * snd_hda_calc_stream_format - calculate format bitset
1381 * @rate: the sample rate
1382 * @channels: the number of channels
1383 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1384 * @maxbps: the max. bps
1386 * Calculate the format bitset from the given rate, channels and th PCM format.
1388 * Return zero if invalid.
1390 unsigned int snd_hda_calc_stream_format(unsigned int rate
,
1391 unsigned int channels
,
1392 unsigned int format
,
1393 unsigned int maxbps
)
1396 unsigned int val
= 0;
1398 for (i
= 0; rate_bits
[i
].hz
; i
++)
1399 if (rate_bits
[i
].hz
== rate
) {
1400 val
= rate_bits
[i
].hda_fmt
;
1403 if (! rate_bits
[i
].hz
) {
1404 snd_printdd("invalid rate %d\n", rate
);
1408 if (channels
== 0 || channels
> 8) {
1409 snd_printdd("invalid channels %d\n", channels
);
1412 val
|= channels
- 1;
1414 switch (snd_pcm_format_width(format
)) {
1415 case 8: val
|= 0x00; break;
1416 case 16: val
|= 0x10; break;
1422 else if (maxbps
>= 24)
1428 snd_printdd("invalid format width %d\n", snd_pcm_format_width(format
));
1435 EXPORT_SYMBOL(snd_hda_calc_stream_format
);
1438 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1439 * @codec: the HDA codec
1440 * @nid: NID to query
1441 * @ratesp: the pointer to store the detected rate bitflags
1442 * @formatsp: the pointer to store the detected formats
1443 * @bpsp: the pointer to store the detected format widths
1445 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1446 * or @bsps argument is ignored.
1448 * Returns 0 if successful, otherwise a negative error code.
1450 int snd_hda_query_supported_pcm(struct hda_codec
*codec
, hda_nid_t nid
,
1451 u32
*ratesp
, u64
*formatsp
, unsigned int *bpsp
)
1454 unsigned int val
, streams
;
1457 if (nid
!= codec
->afg
&&
1458 (get_wcaps(codec
, nid
) & AC_WCAP_FORMAT_OVRD
)) {
1459 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1464 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1468 for (i
= 0; rate_bits
[i
].hz
; i
++) {
1470 rates
|= rate_bits
[i
].alsa_bits
;
1475 if (formatsp
|| bpsp
) {
1480 wcaps
= get_wcaps(codec
, nid
);
1481 streams
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1485 streams
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1491 if (streams
& AC_SUPFMT_PCM
) {
1492 if (val
& AC_SUPPCM_BITS_8
) {
1493 formats
|= SNDRV_PCM_FMTBIT_U8
;
1496 if (val
& AC_SUPPCM_BITS_16
) {
1497 formats
|= SNDRV_PCM_FMTBIT_S16_LE
;
1500 if (wcaps
& AC_WCAP_DIGITAL
) {
1501 if (val
& AC_SUPPCM_BITS_32
)
1502 formats
|= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE
;
1503 if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
))
1504 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1505 if (val
& AC_SUPPCM_BITS_24
)
1507 else if (val
& AC_SUPPCM_BITS_20
)
1509 } else if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
|AC_SUPPCM_BITS_32
)) {
1510 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1511 if (val
& AC_SUPPCM_BITS_32
)
1513 else if (val
& AC_SUPPCM_BITS_20
)
1515 else if (val
& AC_SUPPCM_BITS_24
)
1519 else if (streams
== AC_SUPFMT_FLOAT32
) { /* should be exclusive */
1520 formats
|= SNDRV_PCM_FMTBIT_FLOAT_LE
;
1522 } else if (streams
== AC_SUPFMT_AC3
) { /* should be exclusive */
1523 /* temporary hack: we have still no proper support
1524 * for the direct AC3 stream...
1526 formats
|= SNDRV_PCM_FMTBIT_U8
;
1530 *formatsp
= formats
;
1539 * snd_hda_is_supported_format - check whether the given node supports the format val
1541 * Returns 1 if supported, 0 if not.
1543 int snd_hda_is_supported_format(struct hda_codec
*codec
, hda_nid_t nid
,
1544 unsigned int format
)
1547 unsigned int val
= 0, rate
, stream
;
1549 if (nid
!= codec
->afg
&&
1550 (get_wcaps(codec
, nid
) & AC_WCAP_FORMAT_OVRD
)) {
1551 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1556 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1561 rate
= format
& 0xff00;
1562 for (i
= 0; rate_bits
[i
].hz
; i
++)
1563 if (rate_bits
[i
].hda_fmt
== rate
) {
1568 if (! rate_bits
[i
].hz
)
1571 stream
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1574 if (! stream
&& nid
!= codec
->afg
)
1575 stream
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1576 if (! stream
|| stream
== -1)
1579 if (stream
& AC_SUPFMT_PCM
) {
1580 switch (format
& 0xf0) {
1582 if (! (val
& AC_SUPPCM_BITS_8
))
1586 if (! (val
& AC_SUPPCM_BITS_16
))
1590 if (! (val
& AC_SUPPCM_BITS_20
))
1594 if (! (val
& AC_SUPPCM_BITS_24
))
1598 if (! (val
& AC_SUPPCM_BITS_32
))
1605 /* FIXME: check for float32 and AC3? */
1614 static int hda_pcm_default_open_close(struct hda_pcm_stream
*hinfo
,
1615 struct hda_codec
*codec
,
1616 struct snd_pcm_substream
*substream
)
1621 static int hda_pcm_default_prepare(struct hda_pcm_stream
*hinfo
,
1622 struct hda_codec
*codec
,
1623 unsigned int stream_tag
,
1624 unsigned int format
,
1625 struct snd_pcm_substream
*substream
)
1627 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, stream_tag
, 0, format
);
1631 static int hda_pcm_default_cleanup(struct hda_pcm_stream
*hinfo
,
1632 struct hda_codec
*codec
,
1633 struct snd_pcm_substream
*substream
)
1635 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, 0, 0, 0);
1639 static int set_pcm_default_values(struct hda_codec
*codec
, struct hda_pcm_stream
*info
)
1642 /* query support PCM information from the given NID */
1643 if (! info
->rates
|| ! info
->formats
)
1644 snd_hda_query_supported_pcm(codec
, info
->nid
,
1645 info
->rates
? NULL
: &info
->rates
,
1646 info
->formats
? NULL
: &info
->formats
,
1647 info
->maxbps
? NULL
: &info
->maxbps
);
1649 if (info
->ops
.open
== NULL
)
1650 info
->ops
.open
= hda_pcm_default_open_close
;
1651 if (info
->ops
.close
== NULL
)
1652 info
->ops
.close
= hda_pcm_default_open_close
;
1653 if (info
->ops
.prepare
== NULL
) {
1654 snd_assert(info
->nid
, return -EINVAL
);
1655 info
->ops
.prepare
= hda_pcm_default_prepare
;
1657 if (info
->ops
.cleanup
== NULL
) {
1658 snd_assert(info
->nid
, return -EINVAL
);
1659 info
->ops
.cleanup
= hda_pcm_default_cleanup
;
1665 * snd_hda_build_pcms - build PCM information
1668 * Create PCM information for each codec included in the bus.
1670 * The build_pcms codec patch is requested to set up codec->num_pcms and
1671 * codec->pcm_info properly. The array is referred by the top-level driver
1672 * to create its PCM instances.
1673 * The allocated codec->pcm_info should be released in codec->patch_ops.free
1676 * At least, substreams, channels_min and channels_max must be filled for
1677 * each stream. substreams = 0 indicates that the stream doesn't exist.
1678 * When rates and/or formats are zero, the supported values are queried
1679 * from the given nid. The nid is used also by the default ops.prepare
1680 * and ops.cleanup callbacks.
1682 * The driver needs to call ops.open in its open callback. Similarly,
1683 * ops.close is supposed to be called in the close callback.
1684 * ops.prepare should be called in the prepare or hw_params callback
1685 * with the proper parameters for set up.
1686 * ops.cleanup should be called in hw_free for clean up of streams.
1688 * This function returns 0 if successfull, or a negative error code.
1690 int snd_hda_build_pcms(struct hda_bus
*bus
)
1692 struct list_head
*p
;
1694 list_for_each(p
, &bus
->codec_list
) {
1695 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1696 unsigned int pcm
, s
;
1698 if (! codec
->patch_ops
.build_pcms
)
1700 err
= codec
->patch_ops
.build_pcms(codec
);
1703 for (pcm
= 0; pcm
< codec
->num_pcms
; pcm
++) {
1704 for (s
= 0; s
< 2; s
++) {
1705 struct hda_pcm_stream
*info
;
1706 info
= &codec
->pcm_info
[pcm
].stream
[s
];
1707 if (! info
->substreams
)
1709 err
= set_pcm_default_values(codec
, info
);
1718 EXPORT_SYMBOL(snd_hda_build_pcms
);
1721 * snd_hda_check_board_config - compare the current codec with the config table
1722 * @codec: the HDA codec
1723 * @tbl: configuration table, terminated by null entries
1725 * Compares the modelname or PCI subsystem id of the current codec with the
1726 * given configuration table. If a matching entry is found, returns its
1727 * config value (supposed to be 0 or positive).
1729 * If no entries are matching, the function returns a negative value.
1731 int snd_hda_check_board_config(struct hda_codec
*codec
, const struct hda_board_config
*tbl
)
1733 const struct hda_board_config
*c
;
1735 if (codec
->bus
->modelname
) {
1736 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1738 ! strcmp(codec
->bus
->modelname
, c
->modelname
)) {
1739 snd_printd(KERN_INFO
"hda_codec: model '%s' is selected\n", c
->modelname
);
1745 if (codec
->bus
->pci
) {
1746 u16 subsystem_vendor
, subsystem_device
;
1747 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &subsystem_vendor
);
1748 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_ID
, &subsystem_device
);
1749 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1750 if (c
->pci_subvendor
== subsystem_vendor
&&
1751 (! c
->pci_subdevice
/* all match */||
1752 (c
->pci_subdevice
== subsystem_device
))) {
1753 snd_printdd(KERN_INFO
"hda_codec: PCI %x:%x, codec config %d is selected\n",
1754 subsystem_vendor
, subsystem_device
, c
->config
);
1763 * snd_hda_add_new_ctls - create controls from the array
1764 * @codec: the HDA codec
1765 * @knew: the array of struct snd_kcontrol_new
1767 * This helper function creates and add new controls in the given array.
1768 * The array must be terminated with an empty entry as terminator.
1770 * Returns 0 if successful, or a negative error code.
1772 int snd_hda_add_new_ctls(struct hda_codec
*codec
, struct snd_kcontrol_new
*knew
)
1776 for (; knew
->name
; knew
++) {
1777 struct snd_kcontrol
*kctl
;
1778 kctl
= snd_ctl_new1(knew
, codec
);
1781 err
= snd_ctl_add(codec
->bus
->card
, kctl
);
1785 kctl
= snd_ctl_new1(knew
, codec
);
1788 kctl
->id
.device
= codec
->addr
;
1789 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1798 * Channel mode helper
1800 int snd_hda_ch_mode_info(struct hda_codec
*codec
, struct snd_ctl_elem_info
*uinfo
,
1801 const struct hda_channel_mode
*chmode
, int num_chmodes
)
1803 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1805 uinfo
->value
.enumerated
.items
= num_chmodes
;
1806 if (uinfo
->value
.enumerated
.item
>= num_chmodes
)
1807 uinfo
->value
.enumerated
.item
= num_chmodes
- 1;
1808 sprintf(uinfo
->value
.enumerated
.name
, "%dch",
1809 chmode
[uinfo
->value
.enumerated
.item
].channels
);
1813 int snd_hda_ch_mode_get(struct hda_codec
*codec
, struct snd_ctl_elem_value
*ucontrol
,
1814 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1819 for (i
= 0; i
< num_chmodes
; i
++) {
1820 if (max_channels
== chmode
[i
].channels
) {
1821 ucontrol
->value
.enumerated
.item
[0] = i
;
1828 int snd_hda_ch_mode_put(struct hda_codec
*codec
, struct snd_ctl_elem_value
*ucontrol
,
1829 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1834 mode
= ucontrol
->value
.enumerated
.item
[0];
1835 snd_assert(mode
< num_chmodes
, return -EINVAL
);
1836 if (*max_channelsp
== chmode
[mode
].channels
&& ! codec
->in_resume
)
1838 /* change the current channel setting */
1839 *max_channelsp
= chmode
[mode
].channels
;
1840 if (chmode
[mode
].sequence
)
1841 snd_hda_sequence_write(codec
, chmode
[mode
].sequence
);
1848 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
, struct snd_ctl_elem_info
*uinfo
)
1852 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1854 uinfo
->value
.enumerated
.items
= imux
->num_items
;
1855 index
= uinfo
->value
.enumerated
.item
;
1856 if (index
>= imux
->num_items
)
1857 index
= imux
->num_items
- 1;
1858 strcpy(uinfo
->value
.enumerated
.name
, imux
->items
[index
].label
);
1862 int snd_hda_input_mux_put(struct hda_codec
*codec
, const struct hda_input_mux
*imux
,
1863 struct snd_ctl_elem_value
*ucontrol
, hda_nid_t nid
,
1864 unsigned int *cur_val
)
1868 idx
= ucontrol
->value
.enumerated
.item
[0];
1869 if (idx
>= imux
->num_items
)
1870 idx
= imux
->num_items
- 1;
1871 if (*cur_val
== idx
&& ! codec
->in_resume
)
1873 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CONNECT_SEL
,
1874 imux
->items
[idx
].index
);
1881 * Multi-channel / digital-out PCM helper functions
1885 * open the digital out in the exclusive mode
1887 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1889 mutex_lock(&codec
->spdif_mutex
);
1890 if (mout
->dig_out_used
) {
1891 mutex_unlock(&codec
->spdif_mutex
);
1892 return -EBUSY
; /* already being used */
1894 mout
->dig_out_used
= HDA_DIG_EXCLUSIVE
;
1895 mutex_unlock(&codec
->spdif_mutex
);
1900 * release the digital out
1902 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1904 mutex_lock(&codec
->spdif_mutex
);
1905 mout
->dig_out_used
= 0;
1906 mutex_unlock(&codec
->spdif_mutex
);
1911 * set up more restrictions for analog out
1913 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1914 struct snd_pcm_substream
*substream
)
1916 substream
->runtime
->hw
.channels_max
= mout
->max_channels
;
1917 return snd_pcm_hw_constraint_step(substream
->runtime
, 0,
1918 SNDRV_PCM_HW_PARAM_CHANNELS
, 2);
1922 * set up the i/o for analog out
1923 * when the digital out is available, copy the front out to digital out, too.
1925 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1926 unsigned int stream_tag
,
1927 unsigned int format
,
1928 struct snd_pcm_substream
*substream
)
1930 hda_nid_t
*nids
= mout
->dac_nids
;
1931 int chs
= substream
->runtime
->channels
;
1934 mutex_lock(&codec
->spdif_mutex
);
1935 if (mout
->dig_out_nid
&& mout
->dig_out_used
!= HDA_DIG_EXCLUSIVE
) {
1937 snd_hda_is_supported_format(codec
, mout
->dig_out_nid
, format
) &&
1938 ! (codec
->spdif_status
& IEC958_AES0_NONAUDIO
)) {
1939 mout
->dig_out_used
= HDA_DIG_ANALOG_DUP
;
1940 /* setup digital receiver */
1941 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
,
1942 stream_tag
, 0, format
);
1944 mout
->dig_out_used
= 0;
1945 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1948 mutex_unlock(&codec
->spdif_mutex
);
1951 snd_hda_codec_setup_stream(codec
, nids
[HDA_FRONT
], stream_tag
, 0, format
);
1953 /* headphone out will just decode front left/right (stereo) */
1954 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, stream_tag
, 0, format
);
1955 /* extra outputs copied from front */
1956 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
1957 if (mout
->extra_out_nid
[i
])
1958 snd_hda_codec_setup_stream(codec
,
1959 mout
->extra_out_nid
[i
],
1960 stream_tag
, 0, format
);
1963 for (i
= 1; i
< mout
->num_dacs
; i
++) {
1964 if (chs
>= (i
+ 1) * 2) /* independent out */
1965 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, i
* 2,
1967 else /* copy front */
1968 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, 0,
1975 * clean up the setting for analog out
1977 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1979 hda_nid_t
*nids
= mout
->dac_nids
;
1982 for (i
= 0; i
< mout
->num_dacs
; i
++)
1983 snd_hda_codec_setup_stream(codec
, nids
[i
], 0, 0, 0);
1985 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, 0, 0, 0);
1986 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
1987 if (mout
->extra_out_nid
[i
])
1988 snd_hda_codec_setup_stream(codec
,
1989 mout
->extra_out_nid
[i
],
1991 mutex_lock(&codec
->spdif_mutex
);
1992 if (mout
->dig_out_nid
&& mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
) {
1993 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1994 mout
->dig_out_used
= 0;
1996 mutex_unlock(&codec
->spdif_mutex
);
2001 * Helper for automatic ping configuration
2004 static int is_in_nid_list(hda_nid_t nid
, hda_nid_t
*list
)
2006 for (; *list
; list
++)
2013 * Parse all pin widgets and store the useful pin nids to cfg
2015 * The number of line-outs or any primary output is stored in line_outs,
2016 * and the corresponding output pins are assigned to line_out_pins[],
2017 * in the order of front, rear, CLFE, side, ...
2019 * If more extra outputs (speaker and headphone) are found, the pins are
2020 * assisnged to hp_pin and speaker_pins[], respectively. If no line-out jack
2021 * is detected, one of speaker of HP pins is assigned as the primary
2022 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2023 * if any analog output exists.
2025 * The analog input pins are assigned to input_pins array.
2026 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2029 int snd_hda_parse_pin_def_config(struct hda_codec
*codec
, struct auto_pin_cfg
*cfg
,
2030 hda_nid_t
*ignore_nids
)
2032 hda_nid_t nid
, nid_start
;
2034 short seq
, assoc_line_out
, sequences
[ARRAY_SIZE(cfg
->line_out_pins
)];
2036 memset(cfg
, 0, sizeof(*cfg
));
2038 memset(sequences
, 0, sizeof(sequences
));
2041 nodes
= snd_hda_get_sub_nodes(codec
, codec
->afg
, &nid_start
);
2042 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
2043 unsigned int wid_caps
= get_wcaps(codec
, nid
);
2044 unsigned int wid_type
= (wid_caps
& AC_WCAP_TYPE
) >> AC_WCAP_TYPE_SHIFT
;
2045 unsigned int def_conf
;
2048 /* read all default configuration for pin complex */
2049 if (wid_type
!= AC_WID_PIN
)
2051 /* ignore the given nids (e.g. pc-beep returns error) */
2052 if (ignore_nids
&& is_in_nid_list(nid
, ignore_nids
))
2055 def_conf
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONFIG_DEFAULT
, 0);
2056 if (get_defcfg_connect(def_conf
) == AC_JACK_PORT_NONE
)
2058 loc
= get_defcfg_location(def_conf
);
2059 switch (get_defcfg_device(def_conf
)) {
2060 case AC_JACK_LINE_OUT
:
2061 seq
= get_defcfg_sequence(def_conf
);
2062 assoc
= get_defcfg_association(def_conf
);
2065 if (! assoc_line_out
)
2066 assoc_line_out
= assoc
;
2067 else if (assoc_line_out
!= assoc
)
2069 if (cfg
->line_outs
>= ARRAY_SIZE(cfg
->line_out_pins
))
2071 cfg
->line_out_pins
[cfg
->line_outs
] = nid
;
2072 sequences
[cfg
->line_outs
] = seq
;
2075 case AC_JACK_SPEAKER
:
2076 if (cfg
->speaker_outs
>= ARRAY_SIZE(cfg
->speaker_pins
))
2078 cfg
->speaker_pins
[cfg
->speaker_outs
] = nid
;
2079 cfg
->speaker_outs
++;
2081 case AC_JACK_HP_OUT
:
2084 case AC_JACK_MIC_IN
:
2085 if (loc
== AC_JACK_LOC_FRONT
)
2086 cfg
->input_pins
[AUTO_PIN_FRONT_MIC
] = nid
;
2088 cfg
->input_pins
[AUTO_PIN_MIC
] = nid
;
2090 case AC_JACK_LINE_IN
:
2091 if (loc
== AC_JACK_LOC_FRONT
)
2092 cfg
->input_pins
[AUTO_PIN_FRONT_LINE
] = nid
;
2094 cfg
->input_pins
[AUTO_PIN_LINE
] = nid
;
2097 cfg
->input_pins
[AUTO_PIN_CD
] = nid
;
2100 cfg
->input_pins
[AUTO_PIN_AUX
] = nid
;
2102 case AC_JACK_SPDIF_OUT
:
2103 cfg
->dig_out_pin
= nid
;
2105 case AC_JACK_SPDIF_IN
:
2106 cfg
->dig_in_pin
= nid
;
2111 /* sort by sequence */
2112 for (i
= 0; i
< cfg
->line_outs
; i
++)
2113 for (j
= i
+ 1; j
< cfg
->line_outs
; j
++)
2114 if (sequences
[i
] > sequences
[j
]) {
2116 sequences
[i
] = sequences
[j
];
2118 nid
= cfg
->line_out_pins
[i
];
2119 cfg
->line_out_pins
[i
] = cfg
->line_out_pins
[j
];
2120 cfg
->line_out_pins
[j
] = nid
;
2123 /* Reorder the surround channels
2124 * ALSA sequence is front/surr/clfe/side
2126 * 4-ch: front/surr => OK as it is
2127 * 6-ch: front/clfe/surr
2128 * 8-ch: front/clfe/side/surr
2130 switch (cfg
->line_outs
) {
2132 nid
= cfg
->line_out_pins
[1];
2133 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[2];
2134 cfg
->line_out_pins
[2] = nid
;
2137 nid
= cfg
->line_out_pins
[1];
2138 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[3];
2139 cfg
->line_out_pins
[3] = cfg
->line_out_pins
[2];
2140 cfg
->line_out_pins
[2] = nid
;
2145 * debug prints of the parsed results
2147 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2148 cfg
->line_outs
, cfg
->line_out_pins
[0], cfg
->line_out_pins
[1],
2149 cfg
->line_out_pins
[2], cfg
->line_out_pins
[3],
2150 cfg
->line_out_pins
[4]);
2151 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2152 cfg
->speaker_outs
, cfg
->speaker_pins
[0],
2153 cfg
->speaker_pins
[1], cfg
->speaker_pins
[2],
2154 cfg
->speaker_pins
[3], cfg
->speaker_pins
[4]);
2155 snd_printd(" hp=0x%x, dig_out=0x%x, din_in=0x%x\n",
2156 cfg
->hp_pin
, cfg
->dig_out_pin
, cfg
->dig_in_pin
);
2157 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2158 " cd=0x%x, aux=0x%x\n",
2159 cfg
->input_pins
[AUTO_PIN_MIC
],
2160 cfg
->input_pins
[AUTO_PIN_FRONT_MIC
],
2161 cfg
->input_pins
[AUTO_PIN_LINE
],
2162 cfg
->input_pins
[AUTO_PIN_FRONT_LINE
],
2163 cfg
->input_pins
[AUTO_PIN_CD
],
2164 cfg
->input_pins
[AUTO_PIN_AUX
]);
2167 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2168 * as a primary output
2170 if (! cfg
->line_outs
) {
2171 if (cfg
->speaker_outs
) {
2172 cfg
->line_outs
= cfg
->speaker_outs
;
2173 memcpy(cfg
->line_out_pins
, cfg
->speaker_pins
,
2174 sizeof(cfg
->speaker_pins
));
2175 cfg
->speaker_outs
= 0;
2176 memset(cfg
->speaker_pins
, 0, sizeof(cfg
->speaker_pins
));
2177 } else if (cfg
->hp_pin
) {
2179 cfg
->line_out_pins
[0] = cfg
->hp_pin
;
2187 /* labels for input pins */
2188 const char *auto_pin_cfg_labels
[AUTO_PIN_LAST
] = {
2189 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2199 * snd_hda_suspend - suspend the codecs
2201 * @state: suspsend state
2203 * Returns 0 if successful.
2205 int snd_hda_suspend(struct hda_bus
*bus
, pm_message_t state
)
2207 struct list_head
*p
;
2209 /* FIXME: should handle power widget capabilities */
2210 list_for_each(p
, &bus
->codec_list
) {
2211 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2212 if (codec
->patch_ops
.suspend
)
2213 codec
->patch_ops
.suspend(codec
, state
);
2214 hda_set_power_state(codec
,
2215 codec
->afg
? codec
->afg
: codec
->mfg
,
2221 EXPORT_SYMBOL(snd_hda_suspend
);
2224 * snd_hda_resume - resume the codecs
2226 * @state: resume state
2228 * Returns 0 if successful.
2230 int snd_hda_resume(struct hda_bus
*bus
)
2232 struct list_head
*p
;
2234 list_for_each(p
, &bus
->codec_list
) {
2235 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2236 hda_set_power_state(codec
,
2237 codec
->afg
? codec
->afg
: codec
->mfg
,
2239 if (codec
->patch_ops
.resume
)
2240 codec
->patch_ops
.resume(codec
);
2245 EXPORT_SYMBOL(snd_hda_resume
);
2248 * snd_hda_resume_ctls - resume controls in the new control list
2249 * @codec: the HDA codec
2250 * @knew: the array of struct snd_kcontrol_new
2252 * This function resumes the mixer controls in the struct snd_kcontrol_new array,
2253 * originally for snd_hda_add_new_ctls().
2254 * The array must be terminated with an empty entry as terminator.
2256 int snd_hda_resume_ctls(struct hda_codec
*codec
, struct snd_kcontrol_new
*knew
)
2258 struct snd_ctl_elem_value
*val
;
2260 val
= kmalloc(sizeof(*val
), GFP_KERNEL
);
2263 codec
->in_resume
= 1;
2264 for (; knew
->name
; knew
++) {
2266 count
= knew
->count
? knew
->count
: 1;
2267 for (i
= 0; i
< count
; i
++) {
2268 memset(val
, 0, sizeof(*val
));
2269 val
->id
.iface
= knew
->iface
;
2270 val
->id
.device
= knew
->device
;
2271 val
->id
.subdevice
= knew
->subdevice
;
2272 strcpy(val
->id
.name
, knew
->name
);
2273 val
->id
.index
= knew
->index
? knew
->index
: i
;
2274 /* Assume that get callback reads only from cache,
2275 * not accessing to the real hardware
2277 if (snd_ctl_elem_read(codec
->bus
->card
, val
) < 0)
2279 snd_ctl_elem_write(codec
->bus
->card
, NULL
, val
);
2282 codec
->in_resume
= 0;
2288 * snd_hda_resume_spdif_out - resume the digital out
2289 * @codec: the HDA codec
2291 int snd_hda_resume_spdif_out(struct hda_codec
*codec
)
2293 return snd_hda_resume_ctls(codec
, dig_mixes
);
2297 * snd_hda_resume_spdif_in - resume the digital in
2298 * @codec: the HDA codec
2300 int snd_hda_resume_spdif_in(struct hda_codec
*codec
)
2302 return snd_hda_resume_ctls(codec
, dig_in_ctls
);
2310 static int __init
alsa_hda_init(void)
2315 static void __exit
alsa_hda_exit(void)
2319 module_init(alsa_hda_init
)
2320 module_exit(alsa_hda_exit
)