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 { 0x1057, "Motorola" },
55 { 0x11d4, "Analog Devices" },
56 { 0x13f6, "C-Media" },
57 { 0x14f1, "Conexant" },
58 { 0x434d, "C-Media" },
59 { 0x8384, "SigmaTel" },
64 #include "hda_patch.h"
68 * snd_hda_codec_read - send a command and get the response
69 * @codec: the HDA codec
70 * @nid: NID to send the command
71 * @direct: direct flag
72 * @verb: the verb to send
73 * @parm: the parameter for the verb
75 * Send a single command and read the corresponding response.
77 * Returns the obtained response value, or -1 for an error.
79 unsigned int snd_hda_codec_read(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
80 unsigned int verb
, unsigned int parm
)
83 mutex_lock(&codec
->bus
->cmd_mutex
);
84 if (! codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
))
85 res
= codec
->bus
->ops
.get_response(codec
);
87 res
= (unsigned int)-1;
88 mutex_unlock(&codec
->bus
->cmd_mutex
);
92 EXPORT_SYMBOL(snd_hda_codec_read
);
95 * snd_hda_codec_write - send a single command without waiting for response
96 * @codec: the HDA codec
97 * @nid: NID to send the command
98 * @direct: direct flag
99 * @verb: the verb to send
100 * @parm: the parameter for the verb
102 * Send a single command without waiting for response.
104 * Returns 0 if successful, or a negative error code.
106 int snd_hda_codec_write(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
107 unsigned int verb
, unsigned int parm
)
110 mutex_lock(&codec
->bus
->cmd_mutex
);
111 err
= codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
);
112 mutex_unlock(&codec
->bus
->cmd_mutex
);
116 EXPORT_SYMBOL(snd_hda_codec_write
);
119 * snd_hda_sequence_write - sequence writes
120 * @codec: the HDA codec
121 * @seq: VERB array to send
123 * Send the commands sequentially from the given array.
124 * The array must be terminated with NID=0.
126 void snd_hda_sequence_write(struct hda_codec
*codec
, const struct hda_verb
*seq
)
128 for (; seq
->nid
; seq
++)
129 snd_hda_codec_write(codec
, seq
->nid
, 0, seq
->verb
, seq
->param
);
132 EXPORT_SYMBOL(snd_hda_sequence_write
);
135 * snd_hda_get_sub_nodes - get the range of sub nodes
136 * @codec: the HDA codec
138 * @start_id: the pointer to store the start NID
140 * Parse the NID and store the start NID of its sub-nodes.
141 * Returns the number of sub-nodes.
143 int snd_hda_get_sub_nodes(struct hda_codec
*codec
, hda_nid_t nid
, hda_nid_t
*start_id
)
147 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_NODE_COUNT
);
148 *start_id
= (parm
>> 16) & 0x7fff;
149 return (int)(parm
& 0x7fff);
152 EXPORT_SYMBOL(snd_hda_get_sub_nodes
);
155 * snd_hda_get_connections - get connection list
156 * @codec: the HDA codec
158 * @conn_list: connection list array
159 * @max_conns: max. number of connections to store
161 * Parses the connection list of the given widget and stores the list
164 * Returns the number of connections, or a negative error code.
166 int snd_hda_get_connections(struct hda_codec
*codec
, hda_nid_t nid
,
167 hda_nid_t
*conn_list
, int max_conns
)
170 int i
, conn_len
, conns
;
171 unsigned int shift
, num_elems
, mask
;
174 snd_assert(conn_list
&& max_conns
> 0, return -EINVAL
);
176 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_CONNLIST_LEN
);
177 if (parm
& AC_CLIST_LONG
) {
186 conn_len
= parm
& AC_CLIST_LENGTH
;
187 mask
= (1 << (shift
-1)) - 1;
190 return 0; /* no connection */
193 /* single connection */
194 parm
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONNECT_LIST
, 0);
195 conn_list
[0] = parm
& mask
;
199 /* multi connection */
202 for (i
= 0; i
< conn_len
; i
++) {
206 if (i
% num_elems
== 0)
207 parm
= snd_hda_codec_read(codec
, nid
, 0,
208 AC_VERB_GET_CONNECT_LIST
, i
);
209 range_val
= !! (parm
& (1 << (shift
-1))); /* ranges */
213 /* ranges between the previous and this one */
214 if (! prev_nid
|| prev_nid
>= val
) {
215 snd_printk(KERN_WARNING
"hda_codec: invalid dep_range_val %x:%x\n", prev_nid
, val
);
218 for (n
= prev_nid
+ 1; n
<= val
; n
++) {
219 if (conns
>= max_conns
) {
220 snd_printk(KERN_ERR
"Too many connections\n");
223 conn_list
[conns
++] = n
;
226 if (conns
>= max_conns
) {
227 snd_printk(KERN_ERR
"Too many connections\n");
230 conn_list
[conns
++] = val
;
239 * snd_hda_queue_unsol_event - add an unsolicited event to queue
241 * @res: unsolicited event (lower 32bit of RIRB entry)
242 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
244 * Adds the given event to the queue. The events are processed in
245 * the workqueue asynchronously. Call this function in the interrupt
246 * hanlder when RIRB receives an unsolicited event.
248 * Returns 0 if successful, or a negative error code.
250 int snd_hda_queue_unsol_event(struct hda_bus
*bus
, u32 res
, u32 res_ex
)
252 struct hda_bus_unsolicited
*unsol
;
255 if ((unsol
= bus
->unsol
) == NULL
)
258 wp
= (unsol
->wp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
262 unsol
->queue
[wp
] = res
;
263 unsol
->queue
[wp
+ 1] = res_ex
;
265 queue_work(unsol
->workq
, &unsol
->work
);
270 EXPORT_SYMBOL(snd_hda_queue_unsol_event
);
273 * process queueud unsolicited events
275 static void process_unsol_events(void *data
)
277 struct hda_bus
*bus
= data
;
278 struct hda_bus_unsolicited
*unsol
= bus
->unsol
;
279 struct hda_codec
*codec
;
280 unsigned int rp
, caddr
, res
;
282 while (unsol
->rp
!= unsol
->wp
) {
283 rp
= (unsol
->rp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
286 res
= unsol
->queue
[rp
];
287 caddr
= unsol
->queue
[rp
+ 1];
288 if (! (caddr
& (1 << 4))) /* no unsolicited event? */
290 codec
= bus
->caddr_tbl
[caddr
& 0x0f];
291 if (codec
&& codec
->patch_ops
.unsol_event
)
292 codec
->patch_ops
.unsol_event(codec
, res
);
297 * initialize unsolicited queue
299 static int init_unsol_queue(struct hda_bus
*bus
)
301 struct hda_bus_unsolicited
*unsol
;
303 if (bus
->unsol
) /* already initialized */
306 unsol
= kzalloc(sizeof(*unsol
), GFP_KERNEL
);
308 snd_printk(KERN_ERR
"hda_codec: can't allocate unsolicited queue\n");
311 unsol
->workq
= create_singlethread_workqueue("hda_codec");
312 if (! unsol
->workq
) {
313 snd_printk(KERN_ERR
"hda_codec: can't create workqueue\n");
317 INIT_WORK(&unsol
->work
, process_unsol_events
, bus
);
325 static void snd_hda_codec_free(struct hda_codec
*codec
);
327 static int snd_hda_bus_free(struct hda_bus
*bus
)
329 struct list_head
*p
, *n
;
334 destroy_workqueue(bus
->unsol
->workq
);
337 list_for_each_safe(p
, n
, &bus
->codec_list
) {
338 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
339 snd_hda_codec_free(codec
);
341 if (bus
->ops
.private_free
)
342 bus
->ops
.private_free(bus
);
347 static int snd_hda_bus_dev_free(struct snd_device
*device
)
349 struct hda_bus
*bus
= device
->device_data
;
350 return snd_hda_bus_free(bus
);
354 * snd_hda_bus_new - create a HDA bus
355 * @card: the card entry
356 * @temp: the template for hda_bus information
357 * @busp: the pointer to store the created bus instance
359 * Returns 0 if successful, or a negative error code.
361 int snd_hda_bus_new(struct snd_card
*card
, const struct hda_bus_template
*temp
,
362 struct hda_bus
**busp
)
366 static struct snd_device_ops dev_ops
= {
367 .dev_free
= snd_hda_bus_dev_free
,
370 snd_assert(temp
, return -EINVAL
);
371 snd_assert(temp
->ops
.command
&& temp
->ops
.get_response
, return -EINVAL
);
376 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
378 snd_printk(KERN_ERR
"can't allocate struct hda_bus\n");
383 bus
->private_data
= temp
->private_data
;
384 bus
->pci
= temp
->pci
;
385 bus
->modelname
= temp
->modelname
;
386 bus
->ops
= temp
->ops
;
388 mutex_init(&bus
->cmd_mutex
);
389 INIT_LIST_HEAD(&bus
->codec_list
);
391 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
392 snd_hda_bus_free(bus
);
400 EXPORT_SYMBOL(snd_hda_bus_new
);
403 * find a matching codec preset
405 static const struct hda_codec_preset
*find_codec_preset(struct hda_codec
*codec
)
407 const struct hda_codec_preset
**tbl
, *preset
;
409 for (tbl
= hda_preset_tables
; *tbl
; tbl
++) {
410 for (preset
= *tbl
; preset
->id
; preset
++) {
411 u32 mask
= preset
->mask
;
414 if (preset
->id
== (codec
->vendor_id
& mask
) &&
416 preset
->rev
== codec
->revision_id
))
424 * snd_hda_get_codec_name - store the codec name
426 void snd_hda_get_codec_name(struct hda_codec
*codec
,
427 char *name
, int namelen
)
429 const struct hda_vendor_id
*c
;
430 const char *vendor
= NULL
;
431 u16 vendor_id
= codec
->vendor_id
>> 16;
434 for (c
= hda_vendor_ids
; c
->id
; c
++) {
435 if (c
->id
== vendor_id
) {
441 sprintf(tmp
, "Generic %04x", vendor_id
);
444 if (codec
->preset
&& codec
->preset
->name
)
445 snprintf(name
, namelen
, "%s %s", vendor
, codec
->preset
->name
);
447 snprintf(name
, namelen
, "%s ID %x", vendor
, codec
->vendor_id
& 0xffff);
451 * look for an AFG and MFG nodes
453 static void setup_fg_nodes(struct hda_codec
*codec
)
458 total_nodes
= snd_hda_get_sub_nodes(codec
, AC_NODE_ROOT
, &nid
);
459 for (i
= 0; i
< total_nodes
; i
++, nid
++) {
460 switch((snd_hda_param_read(codec
, nid
, AC_PAR_FUNCTION_TYPE
) & 0xff)) {
461 case AC_GRP_AUDIO_FUNCTION
:
464 case AC_GRP_MODEM_FUNCTION
:
474 * read widget caps for each widget and store in cache
476 static int read_widget_caps(struct hda_codec
*codec
, hda_nid_t fg_node
)
481 codec
->num_nodes
= snd_hda_get_sub_nodes(codec
, fg_node
,
483 codec
->wcaps
= kmalloc(codec
->num_nodes
* 4, GFP_KERNEL
);
486 nid
= codec
->start_nid
;
487 for (i
= 0; i
< codec
->num_nodes
; i
++, nid
++)
488 codec
->wcaps
[i
] = snd_hda_param_read(codec
, nid
,
489 AC_PAR_AUDIO_WIDGET_CAP
);
497 static void snd_hda_codec_free(struct hda_codec
*codec
)
501 list_del(&codec
->list
);
502 codec
->bus
->caddr_tbl
[codec
->addr
] = NULL
;
503 if (codec
->patch_ops
.free
)
504 codec
->patch_ops
.free(codec
);
505 kfree(codec
->amp_info
);
510 static void init_amp_hash(struct hda_codec
*codec
);
513 * snd_hda_codec_new - create a HDA codec
514 * @bus: the bus to assign
515 * @codec_addr: the codec address
516 * @codecp: the pointer to store the generated codec
518 * Returns 0 if successful, or a negative error code.
520 int snd_hda_codec_new(struct hda_bus
*bus
, unsigned int codec_addr
,
521 struct hda_codec
**codecp
)
523 struct hda_codec
*codec
;
527 snd_assert(bus
, return -EINVAL
);
528 snd_assert(codec_addr
<= HDA_MAX_CODEC_ADDRESS
, return -EINVAL
);
530 if (bus
->caddr_tbl
[codec_addr
]) {
531 snd_printk(KERN_ERR
"hda_codec: address 0x%x is already occupied\n", codec_addr
);
535 codec
= kzalloc(sizeof(*codec
), GFP_KERNEL
);
537 snd_printk(KERN_ERR
"can't allocate struct hda_codec\n");
542 codec
->addr
= codec_addr
;
543 mutex_init(&codec
->spdif_mutex
);
544 init_amp_hash(codec
);
546 list_add_tail(&codec
->list
, &bus
->codec_list
);
547 bus
->caddr_tbl
[codec_addr
] = codec
;
549 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_VENDOR_ID
);
550 if (codec
->vendor_id
== -1)
551 /* read again, hopefully the access method was corrected
552 * in the last read...
554 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
,
556 codec
->subsystem_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_SUBSYSTEM_ID
);
557 codec
->revision_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_REV_ID
);
559 setup_fg_nodes(codec
);
560 if (! codec
->afg
&& ! codec
->mfg
) {
561 snd_printdd("hda_codec: no AFG or MFG node found\n");
562 snd_hda_codec_free(codec
);
566 if (read_widget_caps(codec
, codec
->afg
? codec
->afg
: codec
->mfg
) < 0) {
567 snd_printk(KERN_ERR
"hda_codec: cannot malloc\n");
568 snd_hda_codec_free(codec
);
572 if (! codec
->subsystem_id
) {
573 hda_nid_t nid
= codec
->afg
? codec
->afg
: codec
->mfg
;
574 codec
->subsystem_id
= snd_hda_codec_read(codec
, nid
, 0,
575 AC_VERB_GET_SUBSYSTEM_ID
,
579 codec
->preset
= find_codec_preset(codec
);
580 if (! *bus
->card
->mixername
)
581 snd_hda_get_codec_name(codec
, bus
->card
->mixername
,
582 sizeof(bus
->card
->mixername
));
584 if (codec
->preset
&& codec
->preset
->patch
)
585 err
= codec
->preset
->patch(codec
);
587 err
= snd_hda_parse_generic_codec(codec
);
589 snd_hda_codec_free(codec
);
593 if (codec
->patch_ops
.unsol_event
)
594 init_unsol_queue(bus
);
596 snd_hda_codec_proc_new(codec
);
598 sprintf(component
, "HDA:%08x", codec
->vendor_id
);
599 snd_component_add(codec
->bus
->card
, component
);
606 EXPORT_SYMBOL(snd_hda_codec_new
);
609 * snd_hda_codec_setup_stream - set up the codec for streaming
610 * @codec: the CODEC to set up
611 * @nid: the NID to set up
612 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
613 * @channel_id: channel id to pass, zero based.
614 * @format: stream format.
616 void snd_hda_codec_setup_stream(struct hda_codec
*codec
, hda_nid_t nid
, u32 stream_tag
,
617 int channel_id
, int format
)
622 snd_printdd("hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
623 nid
, stream_tag
, channel_id
, format
);
624 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CHANNEL_STREAMID
,
625 (stream_tag
<< 4) | channel_id
);
627 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_STREAM_FORMAT
, format
);
630 EXPORT_SYMBOL(snd_hda_codec_setup_stream
);
633 * amp access functions
636 /* FIXME: more better hash key? */
637 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
638 #define INFO_AMP_CAPS (1<<0)
639 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
641 /* initialize the hash table */
642 static void init_amp_hash(struct hda_codec
*codec
)
644 memset(codec
->amp_hash
, 0xff, sizeof(codec
->amp_hash
));
645 codec
->num_amp_entries
= 0;
646 codec
->amp_info_size
= 0;
647 codec
->amp_info
= NULL
;
650 /* query the hash. allocate an entry if not found. */
651 static struct hda_amp_info
*get_alloc_amp_hash(struct hda_codec
*codec
, u32 key
)
653 u16 idx
= key
% (u16
)ARRAY_SIZE(codec
->amp_hash
);
654 u16 cur
= codec
->amp_hash
[idx
];
655 struct hda_amp_info
*info
;
657 while (cur
!= 0xffff) {
658 info
= &codec
->amp_info
[cur
];
659 if (info
->key
== key
)
664 /* add a new hash entry */
665 if (codec
->num_amp_entries
>= codec
->amp_info_size
) {
666 /* reallocate the array */
667 int new_size
= codec
->amp_info_size
+ 64;
668 struct hda_amp_info
*new_info
= kcalloc(new_size
, sizeof(struct hda_amp_info
),
671 snd_printk(KERN_ERR
"hda_codec: can't malloc amp_info\n");
674 if (codec
->amp_info
) {
675 memcpy(new_info
, codec
->amp_info
,
676 codec
->amp_info_size
* sizeof(struct hda_amp_info
));
677 kfree(codec
->amp_info
);
679 codec
->amp_info_size
= new_size
;
680 codec
->amp_info
= new_info
;
682 cur
= codec
->num_amp_entries
++;
683 info
= &codec
->amp_info
[cur
];
685 info
->status
= 0; /* not initialized yet */
686 info
->next
= codec
->amp_hash
[idx
];
687 codec
->amp_hash
[idx
] = cur
;
693 * query AMP capabilities for the given widget and direction
695 static u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
)
697 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, 0));
701 if (! (info
->status
& INFO_AMP_CAPS
)) {
702 if (! (get_wcaps(codec
, nid
) & AC_WCAP_AMP_OVRD
))
704 info
->amp_caps
= snd_hda_param_read(codec
, nid
, direction
== HDA_OUTPUT
?
705 AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
);
706 info
->status
|= INFO_AMP_CAPS
;
708 return info
->amp_caps
;
712 * read the current volume to info
713 * if the cache exists, read the cache value.
715 static unsigned int get_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
716 hda_nid_t nid
, int ch
, int direction
, int index
)
720 if (info
->status
& INFO_AMP_VOL(ch
))
721 return info
->vol
[ch
];
723 parm
= ch
? AC_AMP_GET_RIGHT
: AC_AMP_GET_LEFT
;
724 parm
|= direction
== HDA_OUTPUT
? AC_AMP_GET_OUTPUT
: AC_AMP_GET_INPUT
;
726 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_AMP_GAIN_MUTE
, parm
);
727 info
->vol
[ch
] = val
& 0xff;
728 info
->status
|= INFO_AMP_VOL(ch
);
729 return info
->vol
[ch
];
733 * write the current volume in info to the h/w and update the cache
735 static void put_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
736 hda_nid_t nid
, int ch
, int direction
, int index
, int val
)
740 parm
= ch
? AC_AMP_SET_RIGHT
: AC_AMP_SET_LEFT
;
741 parm
|= direction
== HDA_OUTPUT
? AC_AMP_SET_OUTPUT
: AC_AMP_SET_INPUT
;
742 parm
|= index
<< AC_AMP_SET_INDEX_SHIFT
;
744 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
, parm
);
749 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
751 int snd_hda_codec_amp_read(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
752 int direction
, int index
)
754 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, index
));
757 return get_vol_mute(codec
, info
, nid
, ch
, direction
, index
);
761 * update the AMP value, mask = bit mask to set, val = the value
763 int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
764 int direction
, int idx
, int mask
, int val
)
766 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, idx
));
771 val
|= get_vol_mute(codec
, info
, nid
, ch
, direction
, idx
) & ~mask
;
772 if (info
->vol
[ch
] == val
&& ! codec
->in_resume
)
774 put_vol_mute(codec
, info
, nid
, ch
, direction
, idx
, val
);
780 * AMP control callbacks
782 /* retrieve parameters from private_value */
783 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
784 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
785 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
786 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
789 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
791 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
792 u16 nid
= get_amp_nid(kcontrol
);
793 u8 chs
= get_amp_channels(kcontrol
);
794 int dir
= get_amp_direction(kcontrol
);
797 caps
= query_amp_caps(codec
, nid
, dir
);
798 caps
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
; /* num steps */
800 printk(KERN_WARNING
"hda_codec: num_steps = 0 for NID=0x%x\n", nid
);
803 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
804 uinfo
->count
= chs
== 3 ? 2 : 1;
805 uinfo
->value
.integer
.min
= 0;
806 uinfo
->value
.integer
.max
= caps
;
810 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
812 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
813 hda_nid_t nid
= get_amp_nid(kcontrol
);
814 int chs
= get_amp_channels(kcontrol
);
815 int dir
= get_amp_direction(kcontrol
);
816 int idx
= get_amp_index(kcontrol
);
817 long *valp
= ucontrol
->value
.integer
.value
;
820 *valp
++ = snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x7f;
822 *valp
= snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x7f;
826 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
828 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
829 hda_nid_t nid
= get_amp_nid(kcontrol
);
830 int chs
= get_amp_channels(kcontrol
);
831 int dir
= get_amp_direction(kcontrol
);
832 int idx
= get_amp_index(kcontrol
);
833 long *valp
= ucontrol
->value
.integer
.value
;
837 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
842 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
847 int snd_hda_mixer_amp_tlv(struct snd_kcontrol
*kcontrol
, int op_flag
,
848 unsigned int size
, unsigned int __user
*_tlv
)
850 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
851 hda_nid_t nid
= get_amp_nid(kcontrol
);
852 int dir
= get_amp_direction(kcontrol
);
853 u32 caps
, val1
, val2
;
855 if (size
< 4 * sizeof(unsigned int))
857 caps
= query_amp_caps(codec
, nid
, dir
);
858 val2
= (((caps
& AC_AMPCAP_STEP_SIZE
) >> AC_AMPCAP_STEP_SIZE_SHIFT
) + 1) * 25;
859 val1
= -((caps
& AC_AMPCAP_OFFSET
) >> AC_AMPCAP_OFFSET_SHIFT
);
860 val1
= ((int)val1
) * ((int)val2
);
861 if (put_user(SNDRV_CTL_TLVT_DB_SCALE
, _tlv
))
863 if (put_user(2 * sizeof(unsigned int), _tlv
+ 1))
865 if (put_user(val1
, _tlv
+ 2))
867 if (put_user(val2
, _tlv
+ 3))
873 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
875 int chs
= get_amp_channels(kcontrol
);
877 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
878 uinfo
->count
= chs
== 3 ? 2 : 1;
879 uinfo
->value
.integer
.min
= 0;
880 uinfo
->value
.integer
.max
= 1;
884 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
886 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
887 hda_nid_t nid
= get_amp_nid(kcontrol
);
888 int chs
= get_amp_channels(kcontrol
);
889 int dir
= get_amp_direction(kcontrol
);
890 int idx
= get_amp_index(kcontrol
);
891 long *valp
= ucontrol
->value
.integer
.value
;
894 *valp
++ = (snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x80) ? 0 : 1;
896 *valp
= (snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x80) ? 0 : 1;
900 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
902 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
903 hda_nid_t nid
= get_amp_nid(kcontrol
);
904 int chs
= get_amp_channels(kcontrol
);
905 int dir
= get_amp_direction(kcontrol
);
906 int idx
= get_amp_index(kcontrol
);
907 long *valp
= ucontrol
->value
.integer
.value
;
911 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
912 0x80, *valp
? 0 : 0x80);
916 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
917 0x80, *valp
? 0 : 0x80);
923 * bound volume controls
925 * bind multiple volumes (# indices, from 0)
928 #define AMP_VAL_IDX_SHIFT 19
929 #define AMP_VAL_IDX_MASK (0x0f<<19)
931 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
933 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
937 mutex_lock(&codec
->spdif_mutex
); /* reuse spdif_mutex */
938 pval
= kcontrol
->private_value
;
939 kcontrol
->private_value
= pval
& ~AMP_VAL_IDX_MASK
; /* index 0 */
940 err
= snd_hda_mixer_amp_switch_get(kcontrol
, ucontrol
);
941 kcontrol
->private_value
= pval
;
942 mutex_unlock(&codec
->spdif_mutex
);
946 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
948 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
950 int i
, indices
, err
= 0, change
= 0;
952 mutex_lock(&codec
->spdif_mutex
); /* reuse spdif_mutex */
953 pval
= kcontrol
->private_value
;
954 indices
= (pval
& AMP_VAL_IDX_MASK
) >> AMP_VAL_IDX_SHIFT
;
955 for (i
= 0; i
< indices
; i
++) {
956 kcontrol
->private_value
= (pval
& ~AMP_VAL_IDX_MASK
) | (i
<< AMP_VAL_IDX_SHIFT
);
957 err
= snd_hda_mixer_amp_switch_put(kcontrol
, ucontrol
);
962 kcontrol
->private_value
= pval
;
963 mutex_unlock(&codec
->spdif_mutex
);
964 return err
< 0 ? err
: change
;
971 static int snd_hda_spdif_mask_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
973 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
978 static int snd_hda_spdif_cmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
980 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
981 IEC958_AES0_NONAUDIO
|
982 IEC958_AES0_CON_EMPHASIS_5015
|
983 IEC958_AES0_CON_NOT_COPYRIGHT
;
984 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
985 IEC958_AES1_CON_ORIGINAL
;
989 static int snd_hda_spdif_pmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
991 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
992 IEC958_AES0_NONAUDIO
|
993 IEC958_AES0_PRO_EMPHASIS_5015
;
997 static int snd_hda_spdif_default_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
999 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1001 ucontrol
->value
.iec958
.status
[0] = codec
->spdif_status
& 0xff;
1002 ucontrol
->value
.iec958
.status
[1] = (codec
->spdif_status
>> 8) & 0xff;
1003 ucontrol
->value
.iec958
.status
[2] = (codec
->spdif_status
>> 16) & 0xff;
1004 ucontrol
->value
.iec958
.status
[3] = (codec
->spdif_status
>> 24) & 0xff;
1009 /* convert from SPDIF status bits to HDA SPDIF bits
1010 * bit 0 (DigEn) is always set zero (to be filled later)
1012 static unsigned short convert_from_spdif_status(unsigned int sbits
)
1014 unsigned short val
= 0;
1016 if (sbits
& IEC958_AES0_PROFESSIONAL
)
1018 if (sbits
& IEC958_AES0_NONAUDIO
)
1020 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
1021 if ((sbits
& IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
1024 if ((sbits
& IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
1026 if (! (sbits
& IEC958_AES0_CON_NOT_COPYRIGHT
))
1028 if (sbits
& (IEC958_AES1_CON_ORIGINAL
<< 8))
1030 val
|= sbits
& (IEC958_AES1_CON_CATEGORY
<< 8);
1035 /* convert to SPDIF status bits from HDA SPDIF bits
1037 static unsigned int convert_to_spdif_status(unsigned short val
)
1039 unsigned int sbits
= 0;
1042 sbits
|= IEC958_AES0_NONAUDIO
;
1044 sbits
|= IEC958_AES0_PROFESSIONAL
;
1045 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
1046 if (sbits
& (1 << 3))
1047 sbits
|= IEC958_AES0_PRO_EMPHASIS_5015
;
1050 sbits
|= IEC958_AES0_CON_EMPHASIS_5015
;
1051 if (! (val
& (1 << 4)))
1052 sbits
|= IEC958_AES0_CON_NOT_COPYRIGHT
;
1054 sbits
|= (IEC958_AES1_CON_ORIGINAL
<< 8);
1055 sbits
|= val
& (0x7f << 8);
1060 static int snd_hda_spdif_default_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1062 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1063 hda_nid_t nid
= kcontrol
->private_value
;
1067 mutex_lock(&codec
->spdif_mutex
);
1068 codec
->spdif_status
= ucontrol
->value
.iec958
.status
[0] |
1069 ((unsigned int)ucontrol
->value
.iec958
.status
[1] << 8) |
1070 ((unsigned int)ucontrol
->value
.iec958
.status
[2] << 16) |
1071 ((unsigned int)ucontrol
->value
.iec958
.status
[3] << 24);
1072 val
= convert_from_spdif_status(codec
->spdif_status
);
1073 val
|= codec
->spdif_ctls
& 1;
1074 change
= codec
->spdif_ctls
!= val
;
1075 codec
->spdif_ctls
= val
;
1077 if (change
|| codec
->in_resume
) {
1078 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1079 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_2
, val
>> 8);
1082 mutex_unlock(&codec
->spdif_mutex
);
1086 static int snd_hda_spdif_out_switch_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
1088 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
1090 uinfo
->value
.integer
.min
= 0;
1091 uinfo
->value
.integer
.max
= 1;
1095 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1097 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1099 ucontrol
->value
.integer
.value
[0] = codec
->spdif_ctls
& 1;
1103 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1105 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1106 hda_nid_t nid
= kcontrol
->private_value
;
1110 mutex_lock(&codec
->spdif_mutex
);
1111 val
= codec
->spdif_ctls
& ~1;
1112 if (ucontrol
->value
.integer
.value
[0])
1114 change
= codec
->spdif_ctls
!= val
;
1115 if (change
|| codec
->in_resume
) {
1116 codec
->spdif_ctls
= val
;
1117 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1118 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
,
1119 AC_AMP_SET_RIGHT
| AC_AMP_SET_LEFT
|
1120 AC_AMP_SET_OUTPUT
| ((val
& 1) ? 0 : 0x80));
1122 mutex_unlock(&codec
->spdif_mutex
);
1126 static struct snd_kcontrol_new dig_mixes
[] = {
1128 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1129 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1130 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
1131 .info
= snd_hda_spdif_mask_info
,
1132 .get
= snd_hda_spdif_cmask_get
,
1135 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1136 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1137 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
1138 .info
= snd_hda_spdif_mask_info
,
1139 .get
= snd_hda_spdif_pmask_get
,
1142 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1143 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
1144 .info
= snd_hda_spdif_mask_info
,
1145 .get
= snd_hda_spdif_default_get
,
1146 .put
= snd_hda_spdif_default_put
,
1149 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1150 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),
1151 .info
= snd_hda_spdif_out_switch_info
,
1152 .get
= snd_hda_spdif_out_switch_get
,
1153 .put
= snd_hda_spdif_out_switch_put
,
1159 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1160 * @codec: the HDA codec
1161 * @nid: audio out widget NID
1163 * Creates controls related with the SPDIF output.
1164 * Called from each patch supporting the SPDIF out.
1166 * Returns 0 if successful, or a negative error code.
1168 int snd_hda_create_spdif_out_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1171 struct snd_kcontrol
*kctl
;
1172 struct snd_kcontrol_new
*dig_mix
;
1174 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
1175 kctl
= snd_ctl_new1(dig_mix
, codec
);
1176 kctl
->private_value
= nid
;
1177 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1180 codec
->spdif_ctls
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1181 codec
->spdif_status
= convert_to_spdif_status(codec
->spdif_ctls
);
1189 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1191 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1193 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1195 ucontrol
->value
.integer
.value
[0] = codec
->spdif_in_enable
;
1199 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1201 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1202 hda_nid_t nid
= kcontrol
->private_value
;
1203 unsigned int val
= !!ucontrol
->value
.integer
.value
[0];
1206 mutex_lock(&codec
->spdif_mutex
);
1207 change
= codec
->spdif_in_enable
!= val
;
1208 if (change
|| codec
->in_resume
) {
1209 codec
->spdif_in_enable
= val
;
1210 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
);
1212 mutex_unlock(&codec
->spdif_mutex
);
1216 static int snd_hda_spdif_in_status_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1218 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1219 hda_nid_t nid
= kcontrol
->private_value
;
1223 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1224 sbits
= convert_to_spdif_status(val
);
1225 ucontrol
->value
.iec958
.status
[0] = sbits
;
1226 ucontrol
->value
.iec958
.status
[1] = sbits
>> 8;
1227 ucontrol
->value
.iec958
.status
[2] = sbits
>> 16;
1228 ucontrol
->value
.iec958
.status
[3] = sbits
>> 24;
1232 static struct snd_kcontrol_new dig_in_ctls
[] = {
1234 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1235 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,SWITCH
),
1236 .info
= snd_hda_spdif_in_switch_info
,
1237 .get
= snd_hda_spdif_in_switch_get
,
1238 .put
= snd_hda_spdif_in_switch_put
,
1241 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1242 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1243 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,DEFAULT
),
1244 .info
= snd_hda_spdif_mask_info
,
1245 .get
= snd_hda_spdif_in_status_get
,
1251 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1252 * @codec: the HDA codec
1253 * @nid: audio in widget NID
1255 * Creates controls related with the SPDIF input.
1256 * Called from each patch supporting the SPDIF in.
1258 * Returns 0 if successful, or a negative error code.
1260 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1263 struct snd_kcontrol
*kctl
;
1264 struct snd_kcontrol_new
*dig_mix
;
1266 for (dig_mix
= dig_in_ctls
; dig_mix
->name
; dig_mix
++) {
1267 kctl
= snd_ctl_new1(dig_mix
, codec
);
1268 kctl
->private_value
= nid
;
1269 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1272 codec
->spdif_in_enable
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0) & 1;
1278 * set power state of the codec
1280 static void hda_set_power_state(struct hda_codec
*codec
, hda_nid_t fg
,
1281 unsigned int power_state
)
1283 hda_nid_t nid
, nid_start
;
1286 snd_hda_codec_write(codec
, fg
, 0, AC_VERB_SET_POWER_STATE
,
1289 nodes
= snd_hda_get_sub_nodes(codec
, fg
, &nid_start
);
1290 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
1291 if (get_wcaps(codec
, nid
) & AC_WCAP_POWER
)
1292 snd_hda_codec_write(codec
, nid
, 0,
1293 AC_VERB_SET_POWER_STATE
,
1297 if (power_state
== AC_PWRST_D0
)
1303 * snd_hda_build_controls - build mixer controls
1306 * Creates mixer controls for each codec included in the bus.
1308 * Returns 0 if successful, otherwise a negative error code.
1310 int snd_hda_build_controls(struct hda_bus
*bus
)
1312 struct list_head
*p
;
1314 /* build controls */
1315 list_for_each(p
, &bus
->codec_list
) {
1316 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1318 if (! codec
->patch_ops
.build_controls
)
1320 err
= codec
->patch_ops
.build_controls(codec
);
1326 list_for_each(p
, &bus
->codec_list
) {
1327 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1329 hda_set_power_state(codec
,
1330 codec
->afg
? codec
->afg
: codec
->mfg
,
1332 if (! codec
->patch_ops
.init
)
1334 err
= codec
->patch_ops
.init(codec
);
1341 EXPORT_SYMBOL(snd_hda_build_controls
);
1346 struct hda_rate_tbl
{
1348 unsigned int alsa_bits
;
1349 unsigned int hda_fmt
;
1352 static struct hda_rate_tbl rate_bits
[] = {
1353 /* rate in Hz, ALSA rate bitmask, HDA format value */
1355 /* autodetected value used in snd_hda_query_supported_pcm */
1356 { 8000, SNDRV_PCM_RATE_8000
, 0x0500 }, /* 1/6 x 48 */
1357 { 11025, SNDRV_PCM_RATE_11025
, 0x4300 }, /* 1/4 x 44 */
1358 { 16000, SNDRV_PCM_RATE_16000
, 0x0200 }, /* 1/3 x 48 */
1359 { 22050, SNDRV_PCM_RATE_22050
, 0x4100 }, /* 1/2 x 44 */
1360 { 32000, SNDRV_PCM_RATE_32000
, 0x0a00 }, /* 2/3 x 48 */
1361 { 44100, SNDRV_PCM_RATE_44100
, 0x4000 }, /* 44 */
1362 { 48000, SNDRV_PCM_RATE_48000
, 0x0000 }, /* 48 */
1363 { 88200, SNDRV_PCM_RATE_88200
, 0x4800 }, /* 2 x 44 */
1364 { 96000, SNDRV_PCM_RATE_96000
, 0x0800 }, /* 2 x 48 */
1365 { 176400, SNDRV_PCM_RATE_176400
, 0x5800 },/* 4 x 44 */
1366 { 192000, SNDRV_PCM_RATE_192000
, 0x1800 }, /* 4 x 48 */
1368 /* not autodetected value */
1369 { 9600, SNDRV_PCM_RATE_KNOT
, 0x0400 }, /* 1/5 x 48 */
1371 { 0 } /* terminator */
1375 * snd_hda_calc_stream_format - calculate format bitset
1376 * @rate: the sample rate
1377 * @channels: the number of channels
1378 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1379 * @maxbps: the max. bps
1381 * Calculate the format bitset from the given rate, channels and th PCM format.
1383 * Return zero if invalid.
1385 unsigned int snd_hda_calc_stream_format(unsigned int rate
,
1386 unsigned int channels
,
1387 unsigned int format
,
1388 unsigned int maxbps
)
1391 unsigned int val
= 0;
1393 for (i
= 0; rate_bits
[i
].hz
; i
++)
1394 if (rate_bits
[i
].hz
== rate
) {
1395 val
= rate_bits
[i
].hda_fmt
;
1398 if (! rate_bits
[i
].hz
) {
1399 snd_printdd("invalid rate %d\n", rate
);
1403 if (channels
== 0 || channels
> 8) {
1404 snd_printdd("invalid channels %d\n", channels
);
1407 val
|= channels
- 1;
1409 switch (snd_pcm_format_width(format
)) {
1410 case 8: val
|= 0x00; break;
1411 case 16: val
|= 0x10; break;
1417 else if (maxbps
>= 24)
1423 snd_printdd("invalid format width %d\n", snd_pcm_format_width(format
));
1430 EXPORT_SYMBOL(snd_hda_calc_stream_format
);
1433 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1434 * @codec: the HDA codec
1435 * @nid: NID to query
1436 * @ratesp: the pointer to store the detected rate bitflags
1437 * @formatsp: the pointer to store the detected formats
1438 * @bpsp: the pointer to store the detected format widths
1440 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1441 * or @bsps argument is ignored.
1443 * Returns 0 if successful, otherwise a negative error code.
1445 int snd_hda_query_supported_pcm(struct hda_codec
*codec
, hda_nid_t nid
,
1446 u32
*ratesp
, u64
*formatsp
, unsigned int *bpsp
)
1449 unsigned int val
, streams
;
1452 if (nid
!= codec
->afg
&&
1453 (get_wcaps(codec
, nid
) & AC_WCAP_FORMAT_OVRD
)) {
1454 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1459 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1463 for (i
= 0; rate_bits
[i
].hz
; i
++) {
1465 rates
|= rate_bits
[i
].alsa_bits
;
1470 if (formatsp
|| bpsp
) {
1475 wcaps
= get_wcaps(codec
, nid
);
1476 streams
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1480 streams
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1486 if (streams
& AC_SUPFMT_PCM
) {
1487 if (val
& AC_SUPPCM_BITS_8
) {
1488 formats
|= SNDRV_PCM_FMTBIT_U8
;
1491 if (val
& AC_SUPPCM_BITS_16
) {
1492 formats
|= SNDRV_PCM_FMTBIT_S16_LE
;
1495 if (wcaps
& AC_WCAP_DIGITAL
) {
1496 if (val
& AC_SUPPCM_BITS_32
)
1497 formats
|= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE
;
1498 if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
))
1499 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1500 if (val
& AC_SUPPCM_BITS_24
)
1502 else if (val
& AC_SUPPCM_BITS_20
)
1504 } else if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
|AC_SUPPCM_BITS_32
)) {
1505 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1506 if (val
& AC_SUPPCM_BITS_32
)
1508 else if (val
& AC_SUPPCM_BITS_24
)
1510 else if (val
& AC_SUPPCM_BITS_20
)
1514 else if (streams
== AC_SUPFMT_FLOAT32
) { /* should be exclusive */
1515 formats
|= SNDRV_PCM_FMTBIT_FLOAT_LE
;
1517 } else if (streams
== AC_SUPFMT_AC3
) { /* should be exclusive */
1518 /* temporary hack: we have still no proper support
1519 * for the direct AC3 stream...
1521 formats
|= SNDRV_PCM_FMTBIT_U8
;
1525 *formatsp
= formats
;
1534 * snd_hda_is_supported_format - check whether the given node supports the format val
1536 * Returns 1 if supported, 0 if not.
1538 int snd_hda_is_supported_format(struct hda_codec
*codec
, hda_nid_t nid
,
1539 unsigned int format
)
1542 unsigned int val
= 0, rate
, stream
;
1544 if (nid
!= codec
->afg
&&
1545 (get_wcaps(codec
, nid
) & AC_WCAP_FORMAT_OVRD
)) {
1546 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1551 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1556 rate
= format
& 0xff00;
1557 for (i
= 0; rate_bits
[i
].hz
; i
++)
1558 if (rate_bits
[i
].hda_fmt
== rate
) {
1563 if (! rate_bits
[i
].hz
)
1566 stream
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1569 if (! stream
&& nid
!= codec
->afg
)
1570 stream
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1571 if (! stream
|| stream
== -1)
1574 if (stream
& AC_SUPFMT_PCM
) {
1575 switch (format
& 0xf0) {
1577 if (! (val
& AC_SUPPCM_BITS_8
))
1581 if (! (val
& AC_SUPPCM_BITS_16
))
1585 if (! (val
& AC_SUPPCM_BITS_20
))
1589 if (! (val
& AC_SUPPCM_BITS_24
))
1593 if (! (val
& AC_SUPPCM_BITS_32
))
1600 /* FIXME: check for float32 and AC3? */
1609 static int hda_pcm_default_open_close(struct hda_pcm_stream
*hinfo
,
1610 struct hda_codec
*codec
,
1611 struct snd_pcm_substream
*substream
)
1616 static int hda_pcm_default_prepare(struct hda_pcm_stream
*hinfo
,
1617 struct hda_codec
*codec
,
1618 unsigned int stream_tag
,
1619 unsigned int format
,
1620 struct snd_pcm_substream
*substream
)
1622 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, stream_tag
, 0, format
);
1626 static int hda_pcm_default_cleanup(struct hda_pcm_stream
*hinfo
,
1627 struct hda_codec
*codec
,
1628 struct snd_pcm_substream
*substream
)
1630 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, 0, 0, 0);
1634 static int set_pcm_default_values(struct hda_codec
*codec
, struct hda_pcm_stream
*info
)
1637 /* query support PCM information from the given NID */
1638 if (! info
->rates
|| ! info
->formats
)
1639 snd_hda_query_supported_pcm(codec
, info
->nid
,
1640 info
->rates
? NULL
: &info
->rates
,
1641 info
->formats
? NULL
: &info
->formats
,
1642 info
->maxbps
? NULL
: &info
->maxbps
);
1644 if (info
->ops
.open
== NULL
)
1645 info
->ops
.open
= hda_pcm_default_open_close
;
1646 if (info
->ops
.close
== NULL
)
1647 info
->ops
.close
= hda_pcm_default_open_close
;
1648 if (info
->ops
.prepare
== NULL
) {
1649 snd_assert(info
->nid
, return -EINVAL
);
1650 info
->ops
.prepare
= hda_pcm_default_prepare
;
1652 if (info
->ops
.cleanup
== NULL
) {
1653 snd_assert(info
->nid
, return -EINVAL
);
1654 info
->ops
.cleanup
= hda_pcm_default_cleanup
;
1660 * snd_hda_build_pcms - build PCM information
1663 * Create PCM information for each codec included in the bus.
1665 * The build_pcms codec patch is requested to set up codec->num_pcms and
1666 * codec->pcm_info properly. The array is referred by the top-level driver
1667 * to create its PCM instances.
1668 * The allocated codec->pcm_info should be released in codec->patch_ops.free
1671 * At least, substreams, channels_min and channels_max must be filled for
1672 * each stream. substreams = 0 indicates that the stream doesn't exist.
1673 * When rates and/or formats are zero, the supported values are queried
1674 * from the given nid. The nid is used also by the default ops.prepare
1675 * and ops.cleanup callbacks.
1677 * The driver needs to call ops.open in its open callback. Similarly,
1678 * ops.close is supposed to be called in the close callback.
1679 * ops.prepare should be called in the prepare or hw_params callback
1680 * with the proper parameters for set up.
1681 * ops.cleanup should be called in hw_free for clean up of streams.
1683 * This function returns 0 if successfull, or a negative error code.
1685 int snd_hda_build_pcms(struct hda_bus
*bus
)
1687 struct list_head
*p
;
1689 list_for_each(p
, &bus
->codec_list
) {
1690 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1691 unsigned int pcm
, s
;
1693 if (! codec
->patch_ops
.build_pcms
)
1695 err
= codec
->patch_ops
.build_pcms(codec
);
1698 for (pcm
= 0; pcm
< codec
->num_pcms
; pcm
++) {
1699 for (s
= 0; s
< 2; s
++) {
1700 struct hda_pcm_stream
*info
;
1701 info
= &codec
->pcm_info
[pcm
].stream
[s
];
1702 if (! info
->substreams
)
1704 err
= set_pcm_default_values(codec
, info
);
1713 EXPORT_SYMBOL(snd_hda_build_pcms
);
1716 * snd_hda_check_board_config - compare the current codec with the config table
1717 * @codec: the HDA codec
1718 * @tbl: configuration table, terminated by null entries
1720 * Compares the modelname or PCI subsystem id of the current codec with the
1721 * given configuration table. If a matching entry is found, returns its
1722 * config value (supposed to be 0 or positive).
1724 * If no entries are matching, the function returns a negative value.
1726 int snd_hda_check_board_config(struct hda_codec
*codec
, const struct hda_board_config
*tbl
)
1728 const struct hda_board_config
*c
;
1730 if (codec
->bus
->modelname
) {
1731 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1733 ! strcmp(codec
->bus
->modelname
, c
->modelname
)) {
1734 snd_printd(KERN_INFO
"hda_codec: model '%s' is selected\n", c
->modelname
);
1740 if (codec
->bus
->pci
) {
1741 u16 subsystem_vendor
, subsystem_device
;
1742 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &subsystem_vendor
);
1743 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_ID
, &subsystem_device
);
1744 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1745 if (c
->pci_subvendor
== subsystem_vendor
&&
1746 (! c
->pci_subdevice
/* all match */||
1747 (c
->pci_subdevice
== subsystem_device
))) {
1748 snd_printdd(KERN_INFO
"hda_codec: PCI %x:%x, codec config %d is selected\n",
1749 subsystem_vendor
, subsystem_device
, c
->config
);
1758 * snd_hda_add_new_ctls - create controls from the array
1759 * @codec: the HDA codec
1760 * @knew: the array of struct snd_kcontrol_new
1762 * This helper function creates and add new controls in the given array.
1763 * The array must be terminated with an empty entry as terminator.
1765 * Returns 0 if successful, or a negative error code.
1767 int snd_hda_add_new_ctls(struct hda_codec
*codec
, struct snd_kcontrol_new
*knew
)
1771 for (; knew
->name
; knew
++) {
1772 struct snd_kcontrol
*kctl
;
1773 kctl
= snd_ctl_new1(knew
, codec
);
1776 err
= snd_ctl_add(codec
->bus
->card
, kctl
);
1780 kctl
= snd_ctl_new1(knew
, codec
);
1783 kctl
->id
.device
= codec
->addr
;
1784 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1793 * Channel mode helper
1795 int snd_hda_ch_mode_info(struct hda_codec
*codec
, struct snd_ctl_elem_info
*uinfo
,
1796 const struct hda_channel_mode
*chmode
, int num_chmodes
)
1798 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1800 uinfo
->value
.enumerated
.items
= num_chmodes
;
1801 if (uinfo
->value
.enumerated
.item
>= num_chmodes
)
1802 uinfo
->value
.enumerated
.item
= num_chmodes
- 1;
1803 sprintf(uinfo
->value
.enumerated
.name
, "%dch",
1804 chmode
[uinfo
->value
.enumerated
.item
].channels
);
1808 int snd_hda_ch_mode_get(struct hda_codec
*codec
, struct snd_ctl_elem_value
*ucontrol
,
1809 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1814 for (i
= 0; i
< num_chmodes
; i
++) {
1815 if (max_channels
== chmode
[i
].channels
) {
1816 ucontrol
->value
.enumerated
.item
[0] = i
;
1823 int snd_hda_ch_mode_put(struct hda_codec
*codec
, struct snd_ctl_elem_value
*ucontrol
,
1824 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1829 mode
= ucontrol
->value
.enumerated
.item
[0];
1830 snd_assert(mode
< num_chmodes
, return -EINVAL
);
1831 if (*max_channelsp
== chmode
[mode
].channels
&& ! codec
->in_resume
)
1833 /* change the current channel setting */
1834 *max_channelsp
= chmode
[mode
].channels
;
1835 if (chmode
[mode
].sequence
)
1836 snd_hda_sequence_write(codec
, chmode
[mode
].sequence
);
1843 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
, struct snd_ctl_elem_info
*uinfo
)
1847 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1849 uinfo
->value
.enumerated
.items
= imux
->num_items
;
1850 index
= uinfo
->value
.enumerated
.item
;
1851 if (index
>= imux
->num_items
)
1852 index
= imux
->num_items
- 1;
1853 strcpy(uinfo
->value
.enumerated
.name
, imux
->items
[index
].label
);
1857 int snd_hda_input_mux_put(struct hda_codec
*codec
, const struct hda_input_mux
*imux
,
1858 struct snd_ctl_elem_value
*ucontrol
, hda_nid_t nid
,
1859 unsigned int *cur_val
)
1863 idx
= ucontrol
->value
.enumerated
.item
[0];
1864 if (idx
>= imux
->num_items
)
1865 idx
= imux
->num_items
- 1;
1866 if (*cur_val
== idx
&& ! codec
->in_resume
)
1868 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CONNECT_SEL
,
1869 imux
->items
[idx
].index
);
1876 * Multi-channel / digital-out PCM helper functions
1880 * open the digital out in the exclusive mode
1882 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1884 mutex_lock(&codec
->spdif_mutex
);
1885 if (mout
->dig_out_used
) {
1886 mutex_unlock(&codec
->spdif_mutex
);
1887 return -EBUSY
; /* already being used */
1889 mout
->dig_out_used
= HDA_DIG_EXCLUSIVE
;
1890 mutex_unlock(&codec
->spdif_mutex
);
1895 * release the digital out
1897 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1899 mutex_lock(&codec
->spdif_mutex
);
1900 mout
->dig_out_used
= 0;
1901 mutex_unlock(&codec
->spdif_mutex
);
1906 * set up more restrictions for analog out
1908 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1909 struct snd_pcm_substream
*substream
)
1911 substream
->runtime
->hw
.channels_max
= mout
->max_channels
;
1912 return snd_pcm_hw_constraint_step(substream
->runtime
, 0,
1913 SNDRV_PCM_HW_PARAM_CHANNELS
, 2);
1917 * set up the i/o for analog out
1918 * when the digital out is available, copy the front out to digital out, too.
1920 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1921 unsigned int stream_tag
,
1922 unsigned int format
,
1923 struct snd_pcm_substream
*substream
)
1925 hda_nid_t
*nids
= mout
->dac_nids
;
1926 int chs
= substream
->runtime
->channels
;
1929 mutex_lock(&codec
->spdif_mutex
);
1930 if (mout
->dig_out_nid
&& mout
->dig_out_used
!= HDA_DIG_EXCLUSIVE
) {
1932 snd_hda_is_supported_format(codec
, mout
->dig_out_nid
, format
) &&
1933 ! (codec
->spdif_status
& IEC958_AES0_NONAUDIO
)) {
1934 mout
->dig_out_used
= HDA_DIG_ANALOG_DUP
;
1935 /* setup digital receiver */
1936 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
,
1937 stream_tag
, 0, format
);
1939 mout
->dig_out_used
= 0;
1940 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1943 mutex_unlock(&codec
->spdif_mutex
);
1946 snd_hda_codec_setup_stream(codec
, nids
[HDA_FRONT
], stream_tag
, 0, format
);
1947 if (mout
->hp_nid
&& mout
->hp_nid
!= nids
[HDA_FRONT
])
1948 /* headphone out will just decode front left/right (stereo) */
1949 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, stream_tag
, 0, format
);
1950 /* extra outputs copied from front */
1951 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
1952 if (mout
->extra_out_nid
[i
])
1953 snd_hda_codec_setup_stream(codec
,
1954 mout
->extra_out_nid
[i
],
1955 stream_tag
, 0, format
);
1958 for (i
= 1; i
< mout
->num_dacs
; i
++) {
1959 if (chs
>= (i
+ 1) * 2) /* independent out */
1960 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, i
* 2,
1962 else /* copy front */
1963 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, 0,
1970 * clean up the setting for analog out
1972 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1974 hda_nid_t
*nids
= mout
->dac_nids
;
1977 for (i
= 0; i
< mout
->num_dacs
; i
++)
1978 snd_hda_codec_setup_stream(codec
, nids
[i
], 0, 0, 0);
1980 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, 0, 0, 0);
1981 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
1982 if (mout
->extra_out_nid
[i
])
1983 snd_hda_codec_setup_stream(codec
,
1984 mout
->extra_out_nid
[i
],
1986 mutex_lock(&codec
->spdif_mutex
);
1987 if (mout
->dig_out_nid
&& mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
) {
1988 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1989 mout
->dig_out_used
= 0;
1991 mutex_unlock(&codec
->spdif_mutex
);
1996 * Helper for automatic ping configuration
1999 static int is_in_nid_list(hda_nid_t nid
, hda_nid_t
*list
)
2001 for (; *list
; list
++)
2008 * Parse all pin widgets and store the useful pin nids to cfg
2010 * The number of line-outs or any primary output is stored in line_outs,
2011 * and the corresponding output pins are assigned to line_out_pins[],
2012 * in the order of front, rear, CLFE, side, ...
2014 * If more extra outputs (speaker and headphone) are found, the pins are
2015 * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack
2016 * is detected, one of speaker of HP pins is assigned as the primary
2017 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
2018 * if any analog output exists.
2020 * The analog input pins are assigned to input_pins array.
2021 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
2024 int snd_hda_parse_pin_def_config(struct hda_codec
*codec
, struct auto_pin_cfg
*cfg
,
2025 hda_nid_t
*ignore_nids
)
2027 hda_nid_t nid
, nid_start
;
2029 short seq
, assoc_line_out
, sequences
[ARRAY_SIZE(cfg
->line_out_pins
)];
2031 memset(cfg
, 0, sizeof(*cfg
));
2033 memset(sequences
, 0, sizeof(sequences
));
2036 nodes
= snd_hda_get_sub_nodes(codec
, codec
->afg
, &nid_start
);
2037 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
2038 unsigned int wid_caps
= get_wcaps(codec
, nid
);
2039 unsigned int wid_type
= (wid_caps
& AC_WCAP_TYPE
) >> AC_WCAP_TYPE_SHIFT
;
2040 unsigned int def_conf
;
2043 /* read all default configuration for pin complex */
2044 if (wid_type
!= AC_WID_PIN
)
2046 /* ignore the given nids (e.g. pc-beep returns error) */
2047 if (ignore_nids
&& is_in_nid_list(nid
, ignore_nids
))
2050 def_conf
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONFIG_DEFAULT
, 0);
2051 if (get_defcfg_connect(def_conf
) == AC_JACK_PORT_NONE
)
2053 loc
= get_defcfg_location(def_conf
);
2054 switch (get_defcfg_device(def_conf
)) {
2055 case AC_JACK_LINE_OUT
:
2056 seq
= get_defcfg_sequence(def_conf
);
2057 assoc
= get_defcfg_association(def_conf
);
2060 if (! assoc_line_out
)
2061 assoc_line_out
= assoc
;
2062 else if (assoc_line_out
!= assoc
)
2064 if (cfg
->line_outs
>= ARRAY_SIZE(cfg
->line_out_pins
))
2066 cfg
->line_out_pins
[cfg
->line_outs
] = nid
;
2067 sequences
[cfg
->line_outs
] = seq
;
2070 case AC_JACK_SPEAKER
:
2071 if (cfg
->speaker_outs
>= ARRAY_SIZE(cfg
->speaker_pins
))
2073 cfg
->speaker_pins
[cfg
->speaker_outs
] = nid
;
2074 cfg
->speaker_outs
++;
2076 case AC_JACK_HP_OUT
:
2077 if (cfg
->hp_outs
>= ARRAY_SIZE(cfg
->hp_pins
))
2079 cfg
->hp_pins
[cfg
->hp_outs
] = nid
;
2082 case AC_JACK_MIC_IN
:
2083 if (loc
== AC_JACK_LOC_FRONT
)
2084 cfg
->input_pins
[AUTO_PIN_FRONT_MIC
] = nid
;
2086 cfg
->input_pins
[AUTO_PIN_MIC
] = nid
;
2088 case AC_JACK_LINE_IN
:
2089 if (loc
== AC_JACK_LOC_FRONT
)
2090 cfg
->input_pins
[AUTO_PIN_FRONT_LINE
] = nid
;
2092 cfg
->input_pins
[AUTO_PIN_LINE
] = nid
;
2095 cfg
->input_pins
[AUTO_PIN_CD
] = nid
;
2098 cfg
->input_pins
[AUTO_PIN_AUX
] = nid
;
2100 case AC_JACK_SPDIF_OUT
:
2101 cfg
->dig_out_pin
= nid
;
2103 case AC_JACK_SPDIF_IN
:
2104 cfg
->dig_in_pin
= nid
;
2109 /* sort by sequence */
2110 for (i
= 0; i
< cfg
->line_outs
; i
++)
2111 for (j
= i
+ 1; j
< cfg
->line_outs
; j
++)
2112 if (sequences
[i
] > sequences
[j
]) {
2114 sequences
[i
] = sequences
[j
];
2116 nid
= cfg
->line_out_pins
[i
];
2117 cfg
->line_out_pins
[i
] = cfg
->line_out_pins
[j
];
2118 cfg
->line_out_pins
[j
] = nid
;
2121 /* Reorder the surround channels
2122 * ALSA sequence is front/surr/clfe/side
2124 * 4-ch: front/surr => OK as it is
2125 * 6-ch: front/clfe/surr
2126 * 8-ch: front/clfe/side/surr
2128 switch (cfg
->line_outs
) {
2130 nid
= cfg
->line_out_pins
[1];
2131 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[2];
2132 cfg
->line_out_pins
[2] = nid
;
2135 nid
= cfg
->line_out_pins
[1];
2136 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[3];
2137 cfg
->line_out_pins
[3] = cfg
->line_out_pins
[2];
2138 cfg
->line_out_pins
[2] = nid
;
2143 * debug prints of the parsed results
2145 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2146 cfg
->line_outs
, cfg
->line_out_pins
[0], cfg
->line_out_pins
[1],
2147 cfg
->line_out_pins
[2], cfg
->line_out_pins
[3],
2148 cfg
->line_out_pins
[4]);
2149 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2150 cfg
->speaker_outs
, cfg
->speaker_pins
[0],
2151 cfg
->speaker_pins
[1], cfg
->speaker_pins
[2],
2152 cfg
->speaker_pins
[3], cfg
->speaker_pins
[4]);
2153 snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2154 cfg
->hp_outs
, cfg
->hp_pins
[0],
2155 cfg
->hp_pins
[1], cfg
->hp_pins
[2],
2156 cfg
->hp_pins
[3], cfg
->hp_pins
[4]);
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_outs
) {
2178 cfg
->line_outs
= cfg
->hp_outs
;
2179 memcpy(cfg
->line_out_pins
, cfg
->hp_pins
,
2180 sizeof(cfg
->hp_pins
));
2182 memset(cfg
->hp_pins
, 0, sizeof(cfg
->hp_pins
));
2189 /* labels for input pins */
2190 const char *auto_pin_cfg_labels
[AUTO_PIN_LAST
] = {
2191 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2201 * snd_hda_suspend - suspend the codecs
2203 * @state: suspsend state
2205 * Returns 0 if successful.
2207 int snd_hda_suspend(struct hda_bus
*bus
, pm_message_t state
)
2209 struct list_head
*p
;
2211 /* FIXME: should handle power widget capabilities */
2212 list_for_each(p
, &bus
->codec_list
) {
2213 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2214 if (codec
->patch_ops
.suspend
)
2215 codec
->patch_ops
.suspend(codec
, state
);
2216 hda_set_power_state(codec
,
2217 codec
->afg
? codec
->afg
: codec
->mfg
,
2223 EXPORT_SYMBOL(snd_hda_suspend
);
2226 * snd_hda_resume - resume the codecs
2228 * @state: resume state
2230 * Returns 0 if successful.
2232 int snd_hda_resume(struct hda_bus
*bus
)
2234 struct list_head
*p
;
2236 list_for_each(p
, &bus
->codec_list
) {
2237 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2238 hda_set_power_state(codec
,
2239 codec
->afg
? codec
->afg
: codec
->mfg
,
2241 if (codec
->patch_ops
.resume
)
2242 codec
->patch_ops
.resume(codec
);
2247 EXPORT_SYMBOL(snd_hda_resume
);
2250 * snd_hda_resume_ctls - resume controls in the new control list
2251 * @codec: the HDA codec
2252 * @knew: the array of struct snd_kcontrol_new
2254 * This function resumes the mixer controls in the struct snd_kcontrol_new array,
2255 * originally for snd_hda_add_new_ctls().
2256 * The array must be terminated with an empty entry as terminator.
2258 int snd_hda_resume_ctls(struct hda_codec
*codec
, struct snd_kcontrol_new
*knew
)
2260 struct snd_ctl_elem_value
*val
;
2262 val
= kmalloc(sizeof(*val
), GFP_KERNEL
);
2265 codec
->in_resume
= 1;
2266 for (; knew
->name
; knew
++) {
2268 count
= knew
->count
? knew
->count
: 1;
2269 for (i
= 0; i
< count
; i
++) {
2270 memset(val
, 0, sizeof(*val
));
2271 val
->id
.iface
= knew
->iface
;
2272 val
->id
.device
= knew
->device
;
2273 val
->id
.subdevice
= knew
->subdevice
;
2274 strcpy(val
->id
.name
, knew
->name
);
2275 val
->id
.index
= knew
->index
? knew
->index
: i
;
2276 /* Assume that get callback reads only from cache,
2277 * not accessing to the real hardware
2279 if (snd_ctl_elem_read(codec
->bus
->card
, val
) < 0)
2281 snd_ctl_elem_write(codec
->bus
->card
, NULL
, val
);
2284 codec
->in_resume
= 0;
2290 * snd_hda_resume_spdif_out - resume the digital out
2291 * @codec: the HDA codec
2293 int snd_hda_resume_spdif_out(struct hda_codec
*codec
)
2295 return snd_hda_resume_ctls(codec
, dig_mixes
);
2299 * snd_hda_resume_spdif_in - resume the digital in
2300 * @codec: the HDA codec
2302 int snd_hda_resume_spdif_in(struct hda_codec
*codec
)
2304 return snd_hda_resume_ctls(codec
, dig_in_ctls
);
2312 static int __init
alsa_hda_init(void)
2317 static void __exit
alsa_hda_exit(void)
2321 module_init(alsa_hda_init
)
2322 module_exit(alsa_hda_exit
)