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/initval.h>
33 #include "hda_local.h"
36 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
37 MODULE_DESCRIPTION("Universal interface for High Definition Audio Codec");
38 MODULE_LICENSE("GPL");
42 * vendor / preset table
45 struct hda_vendor_id
{
50 /* codec vendor labels */
51 static struct hda_vendor_id hda_vendor_ids
[] = {
52 { 0x10ec, "Realtek" },
53 { 0x11d4, "Analog Devices" },
54 { 0x13f6, "C-Media" },
55 { 0x434d, "C-Media" },
56 { 0x8384, "SigmaTel" },
61 #include "hda_patch.h"
65 * snd_hda_codec_read - send a command and get the response
66 * @codec: the HDA codec
67 * @nid: NID to send the command
68 * @direct: direct flag
69 * @verb: the verb to send
70 * @parm: the parameter for the verb
72 * Send a single command and read the corresponding response.
74 * Returns the obtained response value, or -1 for an error.
76 unsigned int snd_hda_codec_read(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
77 unsigned int verb
, unsigned int parm
)
80 mutex_lock(&codec
->bus
->cmd_mutex
);
81 if (! codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
))
82 res
= codec
->bus
->ops
.get_response(codec
);
84 res
= (unsigned int)-1;
85 mutex_unlock(&codec
->bus
->cmd_mutex
);
89 EXPORT_SYMBOL(snd_hda_codec_read
);
92 * snd_hda_codec_write - send a single command without waiting for response
93 * @codec: the HDA codec
94 * @nid: NID to send the command
95 * @direct: direct flag
96 * @verb: the verb to send
97 * @parm: the parameter for the verb
99 * Send a single command without waiting for response.
101 * Returns 0 if successful, or a negative error code.
103 int snd_hda_codec_write(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
104 unsigned int verb
, unsigned int parm
)
107 mutex_lock(&codec
->bus
->cmd_mutex
);
108 err
= codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
);
109 mutex_unlock(&codec
->bus
->cmd_mutex
);
113 EXPORT_SYMBOL(snd_hda_codec_write
);
116 * snd_hda_sequence_write - sequence writes
117 * @codec: the HDA codec
118 * @seq: VERB array to send
120 * Send the commands sequentially from the given array.
121 * The array must be terminated with NID=0.
123 void snd_hda_sequence_write(struct hda_codec
*codec
, const struct hda_verb
*seq
)
125 for (; seq
->nid
; seq
++)
126 snd_hda_codec_write(codec
, seq
->nid
, 0, seq
->verb
, seq
->param
);
129 EXPORT_SYMBOL(snd_hda_sequence_write
);
132 * snd_hda_get_sub_nodes - get the range of sub nodes
133 * @codec: the HDA codec
135 * @start_id: the pointer to store the start NID
137 * Parse the NID and store the start NID of its sub-nodes.
138 * Returns the number of sub-nodes.
140 int snd_hda_get_sub_nodes(struct hda_codec
*codec
, hda_nid_t nid
, hda_nid_t
*start_id
)
144 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_NODE_COUNT
);
145 *start_id
= (parm
>> 16) & 0x7fff;
146 return (int)(parm
& 0x7fff);
149 EXPORT_SYMBOL(snd_hda_get_sub_nodes
);
152 * snd_hda_get_connections - get connection list
153 * @codec: the HDA codec
155 * @conn_list: connection list array
156 * @max_conns: max. number of connections to store
158 * Parses the connection list of the given widget and stores the list
161 * Returns the number of connections, or a negative error code.
163 int snd_hda_get_connections(struct hda_codec
*codec
, hda_nid_t nid
,
164 hda_nid_t
*conn_list
, int max_conns
)
167 int i
, conn_len
, conns
;
168 unsigned int shift
, num_elems
, mask
;
171 snd_assert(conn_list
&& max_conns
> 0, return -EINVAL
);
173 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_CONNLIST_LEN
);
174 if (parm
& AC_CLIST_LONG
) {
183 conn_len
= parm
& AC_CLIST_LENGTH
;
184 mask
= (1 << (shift
-1)) - 1;
187 return 0; /* no connection */
190 /* single connection */
191 parm
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONNECT_LIST
, 0);
192 conn_list
[0] = parm
& mask
;
196 /* multi connection */
199 for (i
= 0; i
< conn_len
; i
++) {
203 if (i
% num_elems
== 0)
204 parm
= snd_hda_codec_read(codec
, nid
, 0,
205 AC_VERB_GET_CONNECT_LIST
, i
);
206 range_val
= !! (parm
& (1 << (shift
-1))); /* ranges */
210 /* ranges between the previous and this one */
211 if (! prev_nid
|| prev_nid
>= val
) {
212 snd_printk(KERN_WARNING
"hda_codec: invalid dep_range_val %x:%x\n", prev_nid
, val
);
215 for (n
= prev_nid
+ 1; n
<= val
; n
++) {
216 if (conns
>= max_conns
) {
217 snd_printk(KERN_ERR
"Too many connections\n");
220 conn_list
[conns
++] = n
;
223 if (conns
>= max_conns
) {
224 snd_printk(KERN_ERR
"Too many connections\n");
227 conn_list
[conns
++] = val
;
236 * snd_hda_queue_unsol_event - add an unsolicited event to queue
238 * @res: unsolicited event (lower 32bit of RIRB entry)
239 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
241 * Adds the given event to the queue. The events are processed in
242 * the workqueue asynchronously. Call this function in the interrupt
243 * hanlder when RIRB receives an unsolicited event.
245 * Returns 0 if successful, or a negative error code.
247 int snd_hda_queue_unsol_event(struct hda_bus
*bus
, u32 res
, u32 res_ex
)
249 struct hda_bus_unsolicited
*unsol
;
252 if ((unsol
= bus
->unsol
) == NULL
)
255 wp
= (unsol
->wp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
259 unsol
->queue
[wp
] = res
;
260 unsol
->queue
[wp
+ 1] = res_ex
;
262 queue_work(unsol
->workq
, &unsol
->work
);
267 EXPORT_SYMBOL(snd_hda_queue_unsol_event
);
270 * process queueud unsolicited events
272 static void process_unsol_events(void *data
)
274 struct hda_bus
*bus
= data
;
275 struct hda_bus_unsolicited
*unsol
= bus
->unsol
;
276 struct hda_codec
*codec
;
277 unsigned int rp
, caddr
, res
;
279 while (unsol
->rp
!= unsol
->wp
) {
280 rp
= (unsol
->rp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
283 res
= unsol
->queue
[rp
];
284 caddr
= unsol
->queue
[rp
+ 1];
285 if (! (caddr
& (1 << 4))) /* no unsolicited event? */
287 codec
= bus
->caddr_tbl
[caddr
& 0x0f];
288 if (codec
&& codec
->patch_ops
.unsol_event
)
289 codec
->patch_ops
.unsol_event(codec
, res
);
294 * initialize unsolicited queue
296 static int init_unsol_queue(struct hda_bus
*bus
)
298 struct hda_bus_unsolicited
*unsol
;
300 if (bus
->unsol
) /* already initialized */
303 unsol
= kzalloc(sizeof(*unsol
), GFP_KERNEL
);
305 snd_printk(KERN_ERR
"hda_codec: can't allocate unsolicited queue\n");
308 unsol
->workq
= create_singlethread_workqueue("hda_codec");
309 if (! unsol
->workq
) {
310 snd_printk(KERN_ERR
"hda_codec: can't create workqueue\n");
314 INIT_WORK(&unsol
->work
, process_unsol_events
, bus
);
322 static void snd_hda_codec_free(struct hda_codec
*codec
);
324 static int snd_hda_bus_free(struct hda_bus
*bus
)
326 struct list_head
*p
, *n
;
331 destroy_workqueue(bus
->unsol
->workq
);
334 list_for_each_safe(p
, n
, &bus
->codec_list
) {
335 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
336 snd_hda_codec_free(codec
);
338 if (bus
->ops
.private_free
)
339 bus
->ops
.private_free(bus
);
344 static int snd_hda_bus_dev_free(struct snd_device
*device
)
346 struct hda_bus
*bus
= device
->device_data
;
347 return snd_hda_bus_free(bus
);
351 * snd_hda_bus_new - create a HDA bus
352 * @card: the card entry
353 * @temp: the template for hda_bus information
354 * @busp: the pointer to store the created bus instance
356 * Returns 0 if successful, or a negative error code.
358 int snd_hda_bus_new(struct snd_card
*card
, const struct hda_bus_template
*temp
,
359 struct hda_bus
**busp
)
363 static struct snd_device_ops dev_ops
= {
364 .dev_free
= snd_hda_bus_dev_free
,
367 snd_assert(temp
, return -EINVAL
);
368 snd_assert(temp
->ops
.command
&& temp
->ops
.get_response
, return -EINVAL
);
373 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
375 snd_printk(KERN_ERR
"can't allocate struct hda_bus\n");
380 bus
->private_data
= temp
->private_data
;
381 bus
->pci
= temp
->pci
;
382 bus
->modelname
= temp
->modelname
;
383 bus
->ops
= temp
->ops
;
385 mutex_init(&bus
->cmd_mutex
);
386 INIT_LIST_HEAD(&bus
->codec_list
);
388 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
389 snd_hda_bus_free(bus
);
397 EXPORT_SYMBOL(snd_hda_bus_new
);
400 * find a matching codec preset
402 static const struct hda_codec_preset
*find_codec_preset(struct hda_codec
*codec
)
404 const struct hda_codec_preset
**tbl
, *preset
;
406 for (tbl
= hda_preset_tables
; *tbl
; tbl
++) {
407 for (preset
= *tbl
; preset
->id
; preset
++) {
408 u32 mask
= preset
->mask
;
411 if (preset
->id
== (codec
->vendor_id
& mask
) &&
413 preset
->rev
== codec
->revision_id
))
421 * snd_hda_get_codec_name - store the codec name
423 void snd_hda_get_codec_name(struct hda_codec
*codec
,
424 char *name
, int namelen
)
426 const struct hda_vendor_id
*c
;
427 const char *vendor
= NULL
;
428 u16 vendor_id
= codec
->vendor_id
>> 16;
431 for (c
= hda_vendor_ids
; c
->id
; c
++) {
432 if (c
->id
== vendor_id
) {
438 sprintf(tmp
, "Generic %04x", vendor_id
);
441 if (codec
->preset
&& codec
->preset
->name
)
442 snprintf(name
, namelen
, "%s %s", vendor
, codec
->preset
->name
);
444 snprintf(name
, namelen
, "%s ID %x", vendor
, codec
->vendor_id
& 0xffff);
448 * look for an AFG and MFG nodes
450 static void setup_fg_nodes(struct hda_codec
*codec
)
455 total_nodes
= snd_hda_get_sub_nodes(codec
, AC_NODE_ROOT
, &nid
);
456 for (i
= 0; i
< total_nodes
; i
++, nid
++) {
457 switch((snd_hda_param_read(codec
, nid
, AC_PAR_FUNCTION_TYPE
) & 0xff)) {
458 case AC_GRP_AUDIO_FUNCTION
:
461 case AC_GRP_MODEM_FUNCTION
:
471 * read widget caps for each widget and store in cache
473 static int read_widget_caps(struct hda_codec
*codec
, hda_nid_t fg_node
)
478 codec
->num_nodes
= snd_hda_get_sub_nodes(codec
, fg_node
,
480 codec
->wcaps
= kmalloc(codec
->num_nodes
* 4, GFP_KERNEL
);
483 nid
= codec
->start_nid
;
484 for (i
= 0; i
< codec
->num_nodes
; i
++, nid
++)
485 codec
->wcaps
[i
] = snd_hda_param_read(codec
, nid
,
486 AC_PAR_AUDIO_WIDGET_CAP
);
494 static void snd_hda_codec_free(struct hda_codec
*codec
)
498 list_del(&codec
->list
);
499 codec
->bus
->caddr_tbl
[codec
->addr
] = NULL
;
500 if (codec
->patch_ops
.free
)
501 codec
->patch_ops
.free(codec
);
502 kfree(codec
->amp_info
);
507 static void init_amp_hash(struct hda_codec
*codec
);
510 * snd_hda_codec_new - create a HDA codec
511 * @bus: the bus to assign
512 * @codec_addr: the codec address
513 * @codecp: the pointer to store the generated codec
515 * Returns 0 if successful, or a negative error code.
517 int snd_hda_codec_new(struct hda_bus
*bus
, unsigned int codec_addr
,
518 struct hda_codec
**codecp
)
520 struct hda_codec
*codec
;
524 snd_assert(bus
, return -EINVAL
);
525 snd_assert(codec_addr
<= HDA_MAX_CODEC_ADDRESS
, return -EINVAL
);
527 if (bus
->caddr_tbl
[codec_addr
]) {
528 snd_printk(KERN_ERR
"hda_codec: address 0x%x is already occupied\n", codec_addr
);
532 codec
= kzalloc(sizeof(*codec
), GFP_KERNEL
);
534 snd_printk(KERN_ERR
"can't allocate struct hda_codec\n");
539 codec
->addr
= codec_addr
;
540 mutex_init(&codec
->spdif_mutex
);
541 init_amp_hash(codec
);
543 list_add_tail(&codec
->list
, &bus
->codec_list
);
544 bus
->caddr_tbl
[codec_addr
] = codec
;
546 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_VENDOR_ID
);
547 if (codec
->vendor_id
== -1)
548 /* read again, hopefully the access method was corrected
549 * in the last read...
551 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
,
553 codec
->subsystem_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_SUBSYSTEM_ID
);
554 codec
->revision_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_REV_ID
);
556 setup_fg_nodes(codec
);
557 if (! codec
->afg
&& ! codec
->mfg
) {
558 snd_printdd("hda_codec: no AFG or MFG node found\n");
559 snd_hda_codec_free(codec
);
563 if (read_widget_caps(codec
, codec
->afg
? codec
->afg
: codec
->mfg
) < 0) {
564 snd_printk(KERN_ERR
"hda_codec: cannot malloc\n");
565 snd_hda_codec_free(codec
);
569 if (! codec
->subsystem_id
) {
570 hda_nid_t nid
= codec
->afg
? codec
->afg
: codec
->mfg
;
571 codec
->subsystem_id
= snd_hda_codec_read(codec
, nid
, 0,
572 AC_VERB_GET_SUBSYSTEM_ID
,
576 codec
->preset
= find_codec_preset(codec
);
577 if (! *bus
->card
->mixername
)
578 snd_hda_get_codec_name(codec
, bus
->card
->mixername
,
579 sizeof(bus
->card
->mixername
));
581 if (codec
->preset
&& codec
->preset
->patch
)
582 err
= codec
->preset
->patch(codec
);
584 err
= snd_hda_parse_generic_codec(codec
);
586 snd_hda_codec_free(codec
);
590 if (codec
->patch_ops
.unsol_event
)
591 init_unsol_queue(bus
);
593 snd_hda_codec_proc_new(codec
);
595 sprintf(component
, "HDA:%08x", codec
->vendor_id
);
596 snd_component_add(codec
->bus
->card
, component
);
603 EXPORT_SYMBOL(snd_hda_codec_new
);
606 * snd_hda_codec_setup_stream - set up the codec for streaming
607 * @codec: the CODEC to set up
608 * @nid: the NID to set up
609 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
610 * @channel_id: channel id to pass, zero based.
611 * @format: stream format.
613 void snd_hda_codec_setup_stream(struct hda_codec
*codec
, hda_nid_t nid
, u32 stream_tag
,
614 int channel_id
, int format
)
619 snd_printdd("hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
620 nid
, stream_tag
, channel_id
, format
);
621 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CHANNEL_STREAMID
,
622 (stream_tag
<< 4) | channel_id
);
624 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_STREAM_FORMAT
, format
);
627 EXPORT_SYMBOL(snd_hda_codec_setup_stream
);
630 * amp access functions
633 /* FIXME: more better hash key? */
634 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
635 #define INFO_AMP_CAPS (1<<0)
636 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
638 /* initialize the hash table */
639 static void init_amp_hash(struct hda_codec
*codec
)
641 memset(codec
->amp_hash
, 0xff, sizeof(codec
->amp_hash
));
642 codec
->num_amp_entries
= 0;
643 codec
->amp_info_size
= 0;
644 codec
->amp_info
= NULL
;
647 /* query the hash. allocate an entry if not found. */
648 static struct hda_amp_info
*get_alloc_amp_hash(struct hda_codec
*codec
, u32 key
)
650 u16 idx
= key
% (u16
)ARRAY_SIZE(codec
->amp_hash
);
651 u16 cur
= codec
->amp_hash
[idx
];
652 struct hda_amp_info
*info
;
654 while (cur
!= 0xffff) {
655 info
= &codec
->amp_info
[cur
];
656 if (info
->key
== key
)
661 /* add a new hash entry */
662 if (codec
->num_amp_entries
>= codec
->amp_info_size
) {
663 /* reallocate the array */
664 int new_size
= codec
->amp_info_size
+ 64;
665 struct hda_amp_info
*new_info
= kcalloc(new_size
, sizeof(struct hda_amp_info
),
668 snd_printk(KERN_ERR
"hda_codec: can't malloc amp_info\n");
671 if (codec
->amp_info
) {
672 memcpy(new_info
, codec
->amp_info
,
673 codec
->amp_info_size
* sizeof(struct hda_amp_info
));
674 kfree(codec
->amp_info
);
676 codec
->amp_info_size
= new_size
;
677 codec
->amp_info
= new_info
;
679 cur
= codec
->num_amp_entries
++;
680 info
= &codec
->amp_info
[cur
];
682 info
->status
= 0; /* not initialized yet */
683 info
->next
= codec
->amp_hash
[idx
];
684 codec
->amp_hash
[idx
] = cur
;
690 * query AMP capabilities for the given widget and direction
692 static u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
)
694 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, 0));
698 if (! (info
->status
& INFO_AMP_CAPS
)) {
699 if (! (get_wcaps(codec
, nid
) & AC_WCAP_AMP_OVRD
))
701 info
->amp_caps
= snd_hda_param_read(codec
, nid
, direction
== HDA_OUTPUT
?
702 AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
);
703 info
->status
|= INFO_AMP_CAPS
;
705 return info
->amp_caps
;
709 * read the current volume to info
710 * if the cache exists, read the cache value.
712 static unsigned int get_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
713 hda_nid_t nid
, int ch
, int direction
, int index
)
717 if (info
->status
& INFO_AMP_VOL(ch
))
718 return info
->vol
[ch
];
720 parm
= ch
? AC_AMP_GET_RIGHT
: AC_AMP_GET_LEFT
;
721 parm
|= direction
== HDA_OUTPUT
? AC_AMP_GET_OUTPUT
: AC_AMP_GET_INPUT
;
723 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_AMP_GAIN_MUTE
, parm
);
724 info
->vol
[ch
] = val
& 0xff;
725 info
->status
|= INFO_AMP_VOL(ch
);
726 return info
->vol
[ch
];
730 * write the current volume in info to the h/w and update the cache
732 static void put_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
733 hda_nid_t nid
, int ch
, int direction
, int index
, int val
)
737 parm
= ch
? AC_AMP_SET_RIGHT
: AC_AMP_SET_LEFT
;
738 parm
|= direction
== HDA_OUTPUT
? AC_AMP_SET_OUTPUT
: AC_AMP_SET_INPUT
;
739 parm
|= index
<< AC_AMP_SET_INDEX_SHIFT
;
741 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
, parm
);
746 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
748 int snd_hda_codec_amp_read(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
749 int direction
, int index
)
751 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, index
));
754 return get_vol_mute(codec
, info
, nid
, ch
, direction
, index
);
758 * update the AMP value, mask = bit mask to set, val = the value
760 int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
, int ch
,
761 int direction
, int idx
, int mask
, int val
)
763 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, idx
));
768 val
|= get_vol_mute(codec
, info
, nid
, ch
, direction
, idx
) & ~mask
;
769 if (info
->vol
[ch
] == val
&& ! codec
->in_resume
)
771 put_vol_mute(codec
, info
, nid
, ch
, direction
, idx
, val
);
777 * AMP control callbacks
779 /* retrieve parameters from private_value */
780 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
781 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
782 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
783 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
786 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
788 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
789 u16 nid
= get_amp_nid(kcontrol
);
790 u8 chs
= get_amp_channels(kcontrol
);
791 int dir
= get_amp_direction(kcontrol
);
794 caps
= query_amp_caps(codec
, nid
, dir
);
795 caps
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
; /* num steps */
797 printk(KERN_WARNING
"hda_codec: num_steps = 0 for NID=0x%x\n", nid
);
800 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
801 uinfo
->count
= chs
== 3 ? 2 : 1;
802 uinfo
->value
.integer
.min
= 0;
803 uinfo
->value
.integer
.max
= caps
;
807 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
809 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
810 hda_nid_t nid
= get_amp_nid(kcontrol
);
811 int chs
= get_amp_channels(kcontrol
);
812 int dir
= get_amp_direction(kcontrol
);
813 int idx
= get_amp_index(kcontrol
);
814 long *valp
= ucontrol
->value
.integer
.value
;
817 *valp
++ = snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x7f;
819 *valp
= snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x7f;
823 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
825 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
826 hda_nid_t nid
= get_amp_nid(kcontrol
);
827 int chs
= get_amp_channels(kcontrol
);
828 int dir
= get_amp_direction(kcontrol
);
829 int idx
= get_amp_index(kcontrol
);
830 long *valp
= ucontrol
->value
.integer
.value
;
834 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
839 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
845 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
847 int chs
= get_amp_channels(kcontrol
);
849 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
850 uinfo
->count
= chs
== 3 ? 2 : 1;
851 uinfo
->value
.integer
.min
= 0;
852 uinfo
->value
.integer
.max
= 1;
856 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
858 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
859 hda_nid_t nid
= get_amp_nid(kcontrol
);
860 int chs
= get_amp_channels(kcontrol
);
861 int dir
= get_amp_direction(kcontrol
);
862 int idx
= get_amp_index(kcontrol
);
863 long *valp
= ucontrol
->value
.integer
.value
;
866 *valp
++ = (snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x80) ? 0 : 1;
868 *valp
= (snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x80) ? 0 : 1;
872 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
874 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
875 hda_nid_t nid
= get_amp_nid(kcontrol
);
876 int chs
= get_amp_channels(kcontrol
);
877 int dir
= get_amp_direction(kcontrol
);
878 int idx
= get_amp_index(kcontrol
);
879 long *valp
= ucontrol
->value
.integer
.value
;
883 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
884 0x80, *valp
? 0 : 0x80);
888 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
889 0x80, *valp
? 0 : 0x80);
895 * bound volume controls
897 * bind multiple volumes (# indices, from 0)
900 #define AMP_VAL_IDX_SHIFT 19
901 #define AMP_VAL_IDX_MASK (0x0f<<19)
903 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
905 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
909 mutex_lock(&codec
->spdif_mutex
); /* reuse spdif_mutex */
910 pval
= kcontrol
->private_value
;
911 kcontrol
->private_value
= pval
& ~AMP_VAL_IDX_MASK
; /* index 0 */
912 err
= snd_hda_mixer_amp_switch_get(kcontrol
, ucontrol
);
913 kcontrol
->private_value
= pval
;
914 mutex_unlock(&codec
->spdif_mutex
);
918 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
920 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
922 int i
, indices
, err
= 0, change
= 0;
924 mutex_lock(&codec
->spdif_mutex
); /* reuse spdif_mutex */
925 pval
= kcontrol
->private_value
;
926 indices
= (pval
& AMP_VAL_IDX_MASK
) >> AMP_VAL_IDX_SHIFT
;
927 for (i
= 0; i
< indices
; i
++) {
928 kcontrol
->private_value
= (pval
& ~AMP_VAL_IDX_MASK
) | (i
<< AMP_VAL_IDX_SHIFT
);
929 err
= snd_hda_mixer_amp_switch_put(kcontrol
, ucontrol
);
934 kcontrol
->private_value
= pval
;
935 mutex_unlock(&codec
->spdif_mutex
);
936 return err
< 0 ? err
: change
;
943 static int snd_hda_spdif_mask_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
945 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
950 static int snd_hda_spdif_cmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
952 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
953 IEC958_AES0_NONAUDIO
|
954 IEC958_AES0_CON_EMPHASIS_5015
|
955 IEC958_AES0_CON_NOT_COPYRIGHT
;
956 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
957 IEC958_AES1_CON_ORIGINAL
;
961 static int snd_hda_spdif_pmask_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
963 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
964 IEC958_AES0_NONAUDIO
|
965 IEC958_AES0_PRO_EMPHASIS_5015
;
969 static int snd_hda_spdif_default_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
971 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
973 ucontrol
->value
.iec958
.status
[0] = codec
->spdif_status
& 0xff;
974 ucontrol
->value
.iec958
.status
[1] = (codec
->spdif_status
>> 8) & 0xff;
975 ucontrol
->value
.iec958
.status
[2] = (codec
->spdif_status
>> 16) & 0xff;
976 ucontrol
->value
.iec958
.status
[3] = (codec
->spdif_status
>> 24) & 0xff;
981 /* convert from SPDIF status bits to HDA SPDIF bits
982 * bit 0 (DigEn) is always set zero (to be filled later)
984 static unsigned short convert_from_spdif_status(unsigned int sbits
)
986 unsigned short val
= 0;
988 if (sbits
& IEC958_AES0_PROFESSIONAL
)
990 if (sbits
& IEC958_AES0_NONAUDIO
)
992 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
993 if ((sbits
& IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
996 if ((sbits
& IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
998 if (! (sbits
& IEC958_AES0_CON_NOT_COPYRIGHT
))
1000 if (sbits
& (IEC958_AES1_CON_ORIGINAL
<< 8))
1002 val
|= sbits
& (IEC958_AES1_CON_CATEGORY
<< 8);
1007 /* convert to SPDIF status bits from HDA SPDIF bits
1009 static unsigned int convert_to_spdif_status(unsigned short val
)
1011 unsigned int sbits
= 0;
1014 sbits
|= IEC958_AES0_NONAUDIO
;
1016 sbits
|= IEC958_AES0_PROFESSIONAL
;
1017 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
1018 if (sbits
& (1 << 3))
1019 sbits
|= IEC958_AES0_PRO_EMPHASIS_5015
;
1022 sbits
|= IEC958_AES0_CON_EMPHASIS_5015
;
1023 if (! (val
& (1 << 4)))
1024 sbits
|= IEC958_AES0_CON_NOT_COPYRIGHT
;
1026 sbits
|= (IEC958_AES1_CON_ORIGINAL
<< 8);
1027 sbits
|= val
& (0x7f << 8);
1032 static int snd_hda_spdif_default_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1034 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1035 hda_nid_t nid
= kcontrol
->private_value
;
1039 mutex_lock(&codec
->spdif_mutex
);
1040 codec
->spdif_status
= ucontrol
->value
.iec958
.status
[0] |
1041 ((unsigned int)ucontrol
->value
.iec958
.status
[1] << 8) |
1042 ((unsigned int)ucontrol
->value
.iec958
.status
[2] << 16) |
1043 ((unsigned int)ucontrol
->value
.iec958
.status
[3] << 24);
1044 val
= convert_from_spdif_status(codec
->spdif_status
);
1045 val
|= codec
->spdif_ctls
& 1;
1046 change
= codec
->spdif_ctls
!= val
;
1047 codec
->spdif_ctls
= val
;
1049 if (change
|| codec
->in_resume
) {
1050 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1051 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_2
, val
>> 8);
1054 mutex_unlock(&codec
->spdif_mutex
);
1058 static int snd_hda_spdif_out_switch_info(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_info
*uinfo
)
1060 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
1062 uinfo
->value
.integer
.min
= 0;
1063 uinfo
->value
.integer
.max
= 1;
1067 static int snd_hda_spdif_out_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1069 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1071 ucontrol
->value
.integer
.value
[0] = codec
->spdif_ctls
& 1;
1075 static int snd_hda_spdif_out_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1077 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1078 hda_nid_t nid
= kcontrol
->private_value
;
1082 mutex_lock(&codec
->spdif_mutex
);
1083 val
= codec
->spdif_ctls
& ~1;
1084 if (ucontrol
->value
.integer
.value
[0])
1086 change
= codec
->spdif_ctls
!= val
;
1087 if (change
|| codec
->in_resume
) {
1088 codec
->spdif_ctls
= val
;
1089 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1090 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
,
1091 AC_AMP_SET_RIGHT
| AC_AMP_SET_LEFT
|
1092 AC_AMP_SET_OUTPUT
| ((val
& 1) ? 0 : 0x80));
1094 mutex_unlock(&codec
->spdif_mutex
);
1098 static struct snd_kcontrol_new dig_mixes
[] = {
1100 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1101 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1102 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
1103 .info
= snd_hda_spdif_mask_info
,
1104 .get
= snd_hda_spdif_cmask_get
,
1107 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1108 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1109 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
1110 .info
= snd_hda_spdif_mask_info
,
1111 .get
= snd_hda_spdif_pmask_get
,
1114 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1115 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
1116 .info
= snd_hda_spdif_mask_info
,
1117 .get
= snd_hda_spdif_default_get
,
1118 .put
= snd_hda_spdif_default_put
,
1121 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1122 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),
1123 .info
= snd_hda_spdif_out_switch_info
,
1124 .get
= snd_hda_spdif_out_switch_get
,
1125 .put
= snd_hda_spdif_out_switch_put
,
1131 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1132 * @codec: the HDA codec
1133 * @nid: audio out widget NID
1135 * Creates controls related with the SPDIF output.
1136 * Called from each patch supporting the SPDIF out.
1138 * Returns 0 if successful, or a negative error code.
1140 int snd_hda_create_spdif_out_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1143 struct snd_kcontrol
*kctl
;
1144 struct snd_kcontrol_new
*dig_mix
;
1146 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
1147 kctl
= snd_ctl_new1(dig_mix
, codec
);
1148 kctl
->private_value
= nid
;
1149 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1152 codec
->spdif_ctls
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1153 codec
->spdif_status
= convert_to_spdif_status(codec
->spdif_ctls
);
1161 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1163 static int snd_hda_spdif_in_switch_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1165 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1167 ucontrol
->value
.integer
.value
[0] = codec
->spdif_in_enable
;
1171 static int snd_hda_spdif_in_switch_put(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1173 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1174 hda_nid_t nid
= kcontrol
->private_value
;
1175 unsigned int val
= !!ucontrol
->value
.integer
.value
[0];
1178 mutex_lock(&codec
->spdif_mutex
);
1179 change
= codec
->spdif_in_enable
!= val
;
1180 if (change
|| codec
->in_resume
) {
1181 codec
->spdif_in_enable
= val
;
1182 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
);
1184 mutex_unlock(&codec
->spdif_mutex
);
1188 static int snd_hda_spdif_in_status_get(struct snd_kcontrol
*kcontrol
, struct snd_ctl_elem_value
*ucontrol
)
1190 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1191 hda_nid_t nid
= kcontrol
->private_value
;
1195 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1196 sbits
= convert_to_spdif_status(val
);
1197 ucontrol
->value
.iec958
.status
[0] = sbits
;
1198 ucontrol
->value
.iec958
.status
[1] = sbits
>> 8;
1199 ucontrol
->value
.iec958
.status
[2] = sbits
>> 16;
1200 ucontrol
->value
.iec958
.status
[3] = sbits
>> 24;
1204 static struct snd_kcontrol_new dig_in_ctls
[] = {
1206 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1207 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,SWITCH
),
1208 .info
= snd_hda_spdif_in_switch_info
,
1209 .get
= snd_hda_spdif_in_switch_get
,
1210 .put
= snd_hda_spdif_in_switch_put
,
1213 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1214 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1215 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,DEFAULT
),
1216 .info
= snd_hda_spdif_mask_info
,
1217 .get
= snd_hda_spdif_in_status_get
,
1223 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1224 * @codec: the HDA codec
1225 * @nid: audio in widget NID
1227 * Creates controls related with the SPDIF input.
1228 * Called from each patch supporting the SPDIF in.
1230 * Returns 0 if successful, or a negative error code.
1232 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1235 struct snd_kcontrol
*kctl
;
1236 struct snd_kcontrol_new
*dig_mix
;
1238 for (dig_mix
= dig_in_ctls
; dig_mix
->name
; dig_mix
++) {
1239 kctl
= snd_ctl_new1(dig_mix
, codec
);
1240 kctl
->private_value
= nid
;
1241 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1244 codec
->spdif_in_enable
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0) & 1;
1250 * set power state of the codec
1252 static void hda_set_power_state(struct hda_codec
*codec
, hda_nid_t fg
,
1253 unsigned int power_state
)
1255 hda_nid_t nid
, nid_start
;
1258 snd_hda_codec_write(codec
, fg
, 0, AC_VERB_SET_POWER_STATE
,
1261 nodes
= snd_hda_get_sub_nodes(codec
, fg
, &nid_start
);
1262 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
1263 if (get_wcaps(codec
, nid
) & AC_WCAP_POWER
)
1264 snd_hda_codec_write(codec
, nid
, 0,
1265 AC_VERB_SET_POWER_STATE
,
1269 if (power_state
== AC_PWRST_D0
)
1275 * snd_hda_build_controls - build mixer controls
1278 * Creates mixer controls for each codec included in the bus.
1280 * Returns 0 if successful, otherwise a negative error code.
1282 int snd_hda_build_controls(struct hda_bus
*bus
)
1284 struct list_head
*p
;
1286 /* build controls */
1287 list_for_each(p
, &bus
->codec_list
) {
1288 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1290 if (! codec
->patch_ops
.build_controls
)
1292 err
= codec
->patch_ops
.build_controls(codec
);
1298 list_for_each(p
, &bus
->codec_list
) {
1299 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1301 hda_set_power_state(codec
,
1302 codec
->afg
? codec
->afg
: codec
->mfg
,
1304 if (! codec
->patch_ops
.init
)
1306 err
= codec
->patch_ops
.init(codec
);
1313 EXPORT_SYMBOL(snd_hda_build_controls
);
1318 struct hda_rate_tbl
{
1320 unsigned int alsa_bits
;
1321 unsigned int hda_fmt
;
1324 static struct hda_rate_tbl rate_bits
[] = {
1325 /* rate in Hz, ALSA rate bitmask, HDA format value */
1327 /* autodetected value used in snd_hda_query_supported_pcm */
1328 { 8000, SNDRV_PCM_RATE_8000
, 0x0500 }, /* 1/6 x 48 */
1329 { 11025, SNDRV_PCM_RATE_11025
, 0x4300 }, /* 1/4 x 44 */
1330 { 16000, SNDRV_PCM_RATE_16000
, 0x0200 }, /* 1/3 x 48 */
1331 { 22050, SNDRV_PCM_RATE_22050
, 0x4100 }, /* 1/2 x 44 */
1332 { 32000, SNDRV_PCM_RATE_32000
, 0x0a00 }, /* 2/3 x 48 */
1333 { 44100, SNDRV_PCM_RATE_44100
, 0x4000 }, /* 44 */
1334 { 48000, SNDRV_PCM_RATE_48000
, 0x0000 }, /* 48 */
1335 { 88200, SNDRV_PCM_RATE_88200
, 0x4800 }, /* 2 x 44 */
1336 { 96000, SNDRV_PCM_RATE_96000
, 0x0800 }, /* 2 x 48 */
1337 { 176400, SNDRV_PCM_RATE_176400
, 0x5800 },/* 4 x 44 */
1338 { 192000, SNDRV_PCM_RATE_192000
, 0x1800 }, /* 4 x 48 */
1340 /* not autodetected value */
1341 { 9600, SNDRV_PCM_RATE_KNOT
, 0x0400 }, /* 1/5 x 48 */
1343 { 0 } /* terminator */
1347 * snd_hda_calc_stream_format - calculate format bitset
1348 * @rate: the sample rate
1349 * @channels: the number of channels
1350 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1351 * @maxbps: the max. bps
1353 * Calculate the format bitset from the given rate, channels and th PCM format.
1355 * Return zero if invalid.
1357 unsigned int snd_hda_calc_stream_format(unsigned int rate
,
1358 unsigned int channels
,
1359 unsigned int format
,
1360 unsigned int maxbps
)
1363 unsigned int val
= 0;
1365 for (i
= 0; rate_bits
[i
].hz
; i
++)
1366 if (rate_bits
[i
].hz
== rate
) {
1367 val
= rate_bits
[i
].hda_fmt
;
1370 if (! rate_bits
[i
].hz
) {
1371 snd_printdd("invalid rate %d\n", rate
);
1375 if (channels
== 0 || channels
> 8) {
1376 snd_printdd("invalid channels %d\n", channels
);
1379 val
|= channels
- 1;
1381 switch (snd_pcm_format_width(format
)) {
1382 case 8: val
|= 0x00; break;
1383 case 16: val
|= 0x10; break;
1389 else if (maxbps
>= 24)
1395 snd_printdd("invalid format width %d\n", snd_pcm_format_width(format
));
1402 EXPORT_SYMBOL(snd_hda_calc_stream_format
);
1405 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1406 * @codec: the HDA codec
1407 * @nid: NID to query
1408 * @ratesp: the pointer to store the detected rate bitflags
1409 * @formatsp: the pointer to store the detected formats
1410 * @bpsp: the pointer to store the detected format widths
1412 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1413 * or @bsps argument is ignored.
1415 * Returns 0 if successful, otherwise a negative error code.
1417 int snd_hda_query_supported_pcm(struct hda_codec
*codec
, hda_nid_t nid
,
1418 u32
*ratesp
, u64
*formatsp
, unsigned int *bpsp
)
1421 unsigned int val
, streams
;
1424 if (nid
!= codec
->afg
&&
1425 (get_wcaps(codec
, nid
) & AC_WCAP_FORMAT_OVRD
)) {
1426 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1431 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1435 for (i
= 0; rate_bits
[i
].hz
; i
++) {
1437 rates
|= rate_bits
[i
].alsa_bits
;
1442 if (formatsp
|| bpsp
) {
1447 wcaps
= get_wcaps(codec
, nid
);
1448 streams
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1452 streams
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1458 if (streams
& AC_SUPFMT_PCM
) {
1459 if (val
& AC_SUPPCM_BITS_8
) {
1460 formats
|= SNDRV_PCM_FMTBIT_U8
;
1463 if (val
& AC_SUPPCM_BITS_16
) {
1464 formats
|= SNDRV_PCM_FMTBIT_S16_LE
;
1467 if (wcaps
& AC_WCAP_DIGITAL
) {
1468 if (val
& AC_SUPPCM_BITS_32
)
1469 formats
|= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE
;
1470 if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
))
1471 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1472 if (val
& AC_SUPPCM_BITS_24
)
1474 else if (val
& AC_SUPPCM_BITS_20
)
1476 } else if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
|AC_SUPPCM_BITS_32
)) {
1477 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1478 if (val
& AC_SUPPCM_BITS_32
)
1480 else if (val
& AC_SUPPCM_BITS_20
)
1482 else if (val
& AC_SUPPCM_BITS_24
)
1486 else if (streams
== AC_SUPFMT_FLOAT32
) { /* should be exclusive */
1487 formats
|= SNDRV_PCM_FMTBIT_FLOAT_LE
;
1489 } else if (streams
== AC_SUPFMT_AC3
) { /* should be exclusive */
1490 /* temporary hack: we have still no proper support
1491 * for the direct AC3 stream...
1493 formats
|= SNDRV_PCM_FMTBIT_U8
;
1497 *formatsp
= formats
;
1506 * snd_hda_is_supported_format - check whether the given node supports the format val
1508 * Returns 1 if supported, 0 if not.
1510 int snd_hda_is_supported_format(struct hda_codec
*codec
, hda_nid_t nid
,
1511 unsigned int format
)
1514 unsigned int val
= 0, rate
, stream
;
1516 if (nid
!= codec
->afg
&&
1517 (get_wcaps(codec
, nid
) & AC_WCAP_FORMAT_OVRD
)) {
1518 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1523 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1528 rate
= format
& 0xff00;
1529 for (i
= 0; rate_bits
[i
].hz
; i
++)
1530 if (rate_bits
[i
].hda_fmt
== rate
) {
1535 if (! rate_bits
[i
].hz
)
1538 stream
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1541 if (! stream
&& nid
!= codec
->afg
)
1542 stream
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1543 if (! stream
|| stream
== -1)
1546 if (stream
& AC_SUPFMT_PCM
) {
1547 switch (format
& 0xf0) {
1549 if (! (val
& AC_SUPPCM_BITS_8
))
1553 if (! (val
& AC_SUPPCM_BITS_16
))
1557 if (! (val
& AC_SUPPCM_BITS_20
))
1561 if (! (val
& AC_SUPPCM_BITS_24
))
1565 if (! (val
& AC_SUPPCM_BITS_32
))
1572 /* FIXME: check for float32 and AC3? */
1581 static int hda_pcm_default_open_close(struct hda_pcm_stream
*hinfo
,
1582 struct hda_codec
*codec
,
1583 struct snd_pcm_substream
*substream
)
1588 static int hda_pcm_default_prepare(struct hda_pcm_stream
*hinfo
,
1589 struct hda_codec
*codec
,
1590 unsigned int stream_tag
,
1591 unsigned int format
,
1592 struct snd_pcm_substream
*substream
)
1594 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, stream_tag
, 0, format
);
1598 static int hda_pcm_default_cleanup(struct hda_pcm_stream
*hinfo
,
1599 struct hda_codec
*codec
,
1600 struct snd_pcm_substream
*substream
)
1602 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, 0, 0, 0);
1606 static int set_pcm_default_values(struct hda_codec
*codec
, struct hda_pcm_stream
*info
)
1609 /* query support PCM information from the given NID */
1610 if (! info
->rates
|| ! info
->formats
)
1611 snd_hda_query_supported_pcm(codec
, info
->nid
,
1612 info
->rates
? NULL
: &info
->rates
,
1613 info
->formats
? NULL
: &info
->formats
,
1614 info
->maxbps
? NULL
: &info
->maxbps
);
1616 if (info
->ops
.open
== NULL
)
1617 info
->ops
.open
= hda_pcm_default_open_close
;
1618 if (info
->ops
.close
== NULL
)
1619 info
->ops
.close
= hda_pcm_default_open_close
;
1620 if (info
->ops
.prepare
== NULL
) {
1621 snd_assert(info
->nid
, return -EINVAL
);
1622 info
->ops
.prepare
= hda_pcm_default_prepare
;
1624 if (info
->ops
.cleanup
== NULL
) {
1625 snd_assert(info
->nid
, return -EINVAL
);
1626 info
->ops
.cleanup
= hda_pcm_default_cleanup
;
1632 * snd_hda_build_pcms - build PCM information
1635 * Create PCM information for each codec included in the bus.
1637 * The build_pcms codec patch is requested to set up codec->num_pcms and
1638 * codec->pcm_info properly. The array is referred by the top-level driver
1639 * to create its PCM instances.
1640 * The allocated codec->pcm_info should be released in codec->patch_ops.free
1643 * At least, substreams, channels_min and channels_max must be filled for
1644 * each stream. substreams = 0 indicates that the stream doesn't exist.
1645 * When rates and/or formats are zero, the supported values are queried
1646 * from the given nid. The nid is used also by the default ops.prepare
1647 * and ops.cleanup callbacks.
1649 * The driver needs to call ops.open in its open callback. Similarly,
1650 * ops.close is supposed to be called in the close callback.
1651 * ops.prepare should be called in the prepare or hw_params callback
1652 * with the proper parameters for set up.
1653 * ops.cleanup should be called in hw_free for clean up of streams.
1655 * This function returns 0 if successfull, or a negative error code.
1657 int snd_hda_build_pcms(struct hda_bus
*bus
)
1659 struct list_head
*p
;
1661 list_for_each(p
, &bus
->codec_list
) {
1662 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1663 unsigned int pcm
, s
;
1665 if (! codec
->patch_ops
.build_pcms
)
1667 err
= codec
->patch_ops
.build_pcms(codec
);
1670 for (pcm
= 0; pcm
< codec
->num_pcms
; pcm
++) {
1671 for (s
= 0; s
< 2; s
++) {
1672 struct hda_pcm_stream
*info
;
1673 info
= &codec
->pcm_info
[pcm
].stream
[s
];
1674 if (! info
->substreams
)
1676 err
= set_pcm_default_values(codec
, info
);
1685 EXPORT_SYMBOL(snd_hda_build_pcms
);
1688 * snd_hda_check_board_config - compare the current codec with the config table
1689 * @codec: the HDA codec
1690 * @tbl: configuration table, terminated by null entries
1692 * Compares the modelname or PCI subsystem id of the current codec with the
1693 * given configuration table. If a matching entry is found, returns its
1694 * config value (supposed to be 0 or positive).
1696 * If no entries are matching, the function returns a negative value.
1698 int snd_hda_check_board_config(struct hda_codec
*codec
, const struct hda_board_config
*tbl
)
1700 const struct hda_board_config
*c
;
1702 if (codec
->bus
->modelname
) {
1703 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1705 ! strcmp(codec
->bus
->modelname
, c
->modelname
)) {
1706 snd_printd(KERN_INFO
"hda_codec: model '%s' is selected\n", c
->modelname
);
1712 if (codec
->bus
->pci
) {
1713 u16 subsystem_vendor
, subsystem_device
;
1714 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &subsystem_vendor
);
1715 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_ID
, &subsystem_device
);
1716 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1717 if (c
->pci_subvendor
== subsystem_vendor
&&
1718 (! c
->pci_subdevice
/* all match */||
1719 (c
->pci_subdevice
== subsystem_device
))) {
1720 snd_printdd(KERN_INFO
"hda_codec: PCI %x:%x, codec config %d is selected\n",
1721 subsystem_vendor
, subsystem_device
, c
->config
);
1730 * snd_hda_add_new_ctls - create controls from the array
1731 * @codec: the HDA codec
1732 * @knew: the array of struct snd_kcontrol_new
1734 * This helper function creates and add new controls in the given array.
1735 * The array must be terminated with an empty entry as terminator.
1737 * Returns 0 if successful, or a negative error code.
1739 int snd_hda_add_new_ctls(struct hda_codec
*codec
, struct snd_kcontrol_new
*knew
)
1743 for (; knew
->name
; knew
++) {
1744 struct snd_kcontrol
*kctl
;
1745 kctl
= snd_ctl_new1(knew
, codec
);
1748 err
= snd_ctl_add(codec
->bus
->card
, kctl
);
1752 kctl
= snd_ctl_new1(knew
, codec
);
1755 kctl
->id
.device
= codec
->addr
;
1756 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1765 * Channel mode helper
1767 int snd_hda_ch_mode_info(struct hda_codec
*codec
, struct snd_ctl_elem_info
*uinfo
,
1768 const struct hda_channel_mode
*chmode
, int num_chmodes
)
1770 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1772 uinfo
->value
.enumerated
.items
= num_chmodes
;
1773 if (uinfo
->value
.enumerated
.item
>= num_chmodes
)
1774 uinfo
->value
.enumerated
.item
= num_chmodes
- 1;
1775 sprintf(uinfo
->value
.enumerated
.name
, "%dch",
1776 chmode
[uinfo
->value
.enumerated
.item
].channels
);
1780 int snd_hda_ch_mode_get(struct hda_codec
*codec
, struct snd_ctl_elem_value
*ucontrol
,
1781 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1786 for (i
= 0; i
< num_chmodes
; i
++) {
1787 if (max_channels
== chmode
[i
].channels
) {
1788 ucontrol
->value
.enumerated
.item
[0] = i
;
1795 int snd_hda_ch_mode_put(struct hda_codec
*codec
, struct snd_ctl_elem_value
*ucontrol
,
1796 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1801 mode
= ucontrol
->value
.enumerated
.item
[0];
1802 snd_assert(mode
< num_chmodes
, return -EINVAL
);
1803 if (*max_channelsp
== chmode
[mode
].channels
&& ! codec
->in_resume
)
1805 /* change the current channel setting */
1806 *max_channelsp
= chmode
[mode
].channels
;
1807 if (chmode
[mode
].sequence
)
1808 snd_hda_sequence_write(codec
, chmode
[mode
].sequence
);
1815 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
, struct snd_ctl_elem_info
*uinfo
)
1819 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1821 uinfo
->value
.enumerated
.items
= imux
->num_items
;
1822 index
= uinfo
->value
.enumerated
.item
;
1823 if (index
>= imux
->num_items
)
1824 index
= imux
->num_items
- 1;
1825 strcpy(uinfo
->value
.enumerated
.name
, imux
->items
[index
].label
);
1829 int snd_hda_input_mux_put(struct hda_codec
*codec
, const struct hda_input_mux
*imux
,
1830 struct snd_ctl_elem_value
*ucontrol
, hda_nid_t nid
,
1831 unsigned int *cur_val
)
1835 idx
= ucontrol
->value
.enumerated
.item
[0];
1836 if (idx
>= imux
->num_items
)
1837 idx
= imux
->num_items
- 1;
1838 if (*cur_val
== idx
&& ! codec
->in_resume
)
1840 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CONNECT_SEL
,
1841 imux
->items
[idx
].index
);
1848 * Multi-channel / digital-out PCM helper functions
1852 * open the digital out in the exclusive mode
1854 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1856 mutex_lock(&codec
->spdif_mutex
);
1857 if (mout
->dig_out_used
) {
1858 mutex_unlock(&codec
->spdif_mutex
);
1859 return -EBUSY
; /* already being used */
1861 mout
->dig_out_used
= HDA_DIG_EXCLUSIVE
;
1862 mutex_unlock(&codec
->spdif_mutex
);
1867 * release the digital out
1869 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1871 mutex_lock(&codec
->spdif_mutex
);
1872 mout
->dig_out_used
= 0;
1873 mutex_unlock(&codec
->spdif_mutex
);
1878 * set up more restrictions for analog out
1880 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1881 struct snd_pcm_substream
*substream
)
1883 substream
->runtime
->hw
.channels_max
= mout
->max_channels
;
1884 return snd_pcm_hw_constraint_step(substream
->runtime
, 0,
1885 SNDRV_PCM_HW_PARAM_CHANNELS
, 2);
1889 * set up the i/o for analog out
1890 * when the digital out is available, copy the front out to digital out, too.
1892 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1893 unsigned int stream_tag
,
1894 unsigned int format
,
1895 struct snd_pcm_substream
*substream
)
1897 hda_nid_t
*nids
= mout
->dac_nids
;
1898 int chs
= substream
->runtime
->channels
;
1901 mutex_lock(&codec
->spdif_mutex
);
1902 if (mout
->dig_out_nid
&& mout
->dig_out_used
!= HDA_DIG_EXCLUSIVE
) {
1904 snd_hda_is_supported_format(codec
, mout
->dig_out_nid
, format
) &&
1905 ! (codec
->spdif_status
& IEC958_AES0_NONAUDIO
)) {
1906 mout
->dig_out_used
= HDA_DIG_ANALOG_DUP
;
1907 /* setup digital receiver */
1908 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
,
1909 stream_tag
, 0, format
);
1911 mout
->dig_out_used
= 0;
1912 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1915 mutex_unlock(&codec
->spdif_mutex
);
1918 snd_hda_codec_setup_stream(codec
, nids
[HDA_FRONT
], stream_tag
, 0, format
);
1920 /* headphone out will just decode front left/right (stereo) */
1921 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, stream_tag
, 0, format
);
1922 /* extra outputs copied from front */
1923 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
1924 if (mout
->extra_out_nid
[i
])
1925 snd_hda_codec_setup_stream(codec
,
1926 mout
->extra_out_nid
[i
],
1927 stream_tag
, 0, format
);
1930 for (i
= 1; i
< mout
->num_dacs
; i
++) {
1931 if (chs
>= (i
+ 1) * 2) /* independent out */
1932 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, i
* 2,
1934 else /* copy front */
1935 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, 0,
1942 * clean up the setting for analog out
1944 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1946 hda_nid_t
*nids
= mout
->dac_nids
;
1949 for (i
= 0; i
< mout
->num_dacs
; i
++)
1950 snd_hda_codec_setup_stream(codec
, nids
[i
], 0, 0, 0);
1952 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, 0, 0, 0);
1953 for (i
= 0; i
< ARRAY_SIZE(mout
->extra_out_nid
); i
++)
1954 if (mout
->extra_out_nid
[i
])
1955 snd_hda_codec_setup_stream(codec
,
1956 mout
->extra_out_nid
[i
],
1958 mutex_lock(&codec
->spdif_mutex
);
1959 if (mout
->dig_out_nid
&& mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
) {
1960 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1961 mout
->dig_out_used
= 0;
1963 mutex_unlock(&codec
->spdif_mutex
);
1968 * Helper for automatic ping configuration
1971 static int is_in_nid_list(hda_nid_t nid
, hda_nid_t
*list
)
1973 for (; *list
; list
++)
1980 * Parse all pin widgets and store the useful pin nids to cfg
1982 * The number of line-outs or any primary output is stored in line_outs,
1983 * and the corresponding output pins are assigned to line_out_pins[],
1984 * in the order of front, rear, CLFE, side, ...
1986 * If more extra outputs (speaker and headphone) are found, the pins are
1987 * assisnged to hp_pin and speaker_pins[], respectively. If no line-out jack
1988 * is detected, one of speaker of HP pins is assigned as the primary
1989 * output, i.e. to line_out_pins[0]. So, line_outs is always positive
1990 * if any analog output exists.
1992 * The analog input pins are assigned to input_pins array.
1993 * The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
1996 int snd_hda_parse_pin_def_config(struct hda_codec
*codec
, struct auto_pin_cfg
*cfg
,
1997 hda_nid_t
*ignore_nids
)
1999 hda_nid_t nid
, nid_start
;
2001 short seq
, assoc_line_out
, sequences
[ARRAY_SIZE(cfg
->line_out_pins
)];
2003 memset(cfg
, 0, sizeof(*cfg
));
2005 memset(sequences
, 0, sizeof(sequences
));
2008 nodes
= snd_hda_get_sub_nodes(codec
, codec
->afg
, &nid_start
);
2009 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
2010 unsigned int wid_caps
= get_wcaps(codec
, nid
);
2011 unsigned int wid_type
= (wid_caps
& AC_WCAP_TYPE
) >> AC_WCAP_TYPE_SHIFT
;
2012 unsigned int def_conf
;
2015 /* read all default configuration for pin complex */
2016 if (wid_type
!= AC_WID_PIN
)
2018 /* ignore the given nids (e.g. pc-beep returns error) */
2019 if (ignore_nids
&& is_in_nid_list(nid
, ignore_nids
))
2022 def_conf
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONFIG_DEFAULT
, 0);
2023 if (get_defcfg_connect(def_conf
) == AC_JACK_PORT_NONE
)
2025 loc
= get_defcfg_location(def_conf
);
2026 switch (get_defcfg_device(def_conf
)) {
2027 case AC_JACK_LINE_OUT
:
2028 seq
= get_defcfg_sequence(def_conf
);
2029 assoc
= get_defcfg_association(def_conf
);
2032 if (! assoc_line_out
)
2033 assoc_line_out
= assoc
;
2034 else if (assoc_line_out
!= assoc
)
2036 if (cfg
->line_outs
>= ARRAY_SIZE(cfg
->line_out_pins
))
2038 cfg
->line_out_pins
[cfg
->line_outs
] = nid
;
2039 sequences
[cfg
->line_outs
] = seq
;
2042 case AC_JACK_SPEAKER
:
2043 if (cfg
->speaker_outs
>= ARRAY_SIZE(cfg
->speaker_pins
))
2045 cfg
->speaker_pins
[cfg
->speaker_outs
] = nid
;
2046 cfg
->speaker_outs
++;
2048 case AC_JACK_HP_OUT
:
2051 case AC_JACK_MIC_IN
:
2052 if (loc
== AC_JACK_LOC_FRONT
)
2053 cfg
->input_pins
[AUTO_PIN_FRONT_MIC
] = nid
;
2055 cfg
->input_pins
[AUTO_PIN_MIC
] = nid
;
2057 case AC_JACK_LINE_IN
:
2058 if (loc
== AC_JACK_LOC_FRONT
)
2059 cfg
->input_pins
[AUTO_PIN_FRONT_LINE
] = nid
;
2061 cfg
->input_pins
[AUTO_PIN_LINE
] = nid
;
2064 cfg
->input_pins
[AUTO_PIN_CD
] = nid
;
2067 cfg
->input_pins
[AUTO_PIN_AUX
] = nid
;
2069 case AC_JACK_SPDIF_OUT
:
2070 cfg
->dig_out_pin
= nid
;
2072 case AC_JACK_SPDIF_IN
:
2073 cfg
->dig_in_pin
= nid
;
2078 /* sort by sequence */
2079 for (i
= 0; i
< cfg
->line_outs
; i
++)
2080 for (j
= i
+ 1; j
< cfg
->line_outs
; j
++)
2081 if (sequences
[i
] > sequences
[j
]) {
2083 sequences
[i
] = sequences
[j
];
2085 nid
= cfg
->line_out_pins
[i
];
2086 cfg
->line_out_pins
[i
] = cfg
->line_out_pins
[j
];
2087 cfg
->line_out_pins
[j
] = nid
;
2090 /* Reorder the surround channels
2091 * ALSA sequence is front/surr/clfe/side
2093 * 4-ch: front/surr => OK as it is
2094 * 6-ch: front/clfe/surr
2095 * 8-ch: front/clfe/side/surr
2097 switch (cfg
->line_outs
) {
2099 nid
= cfg
->line_out_pins
[1];
2100 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[2];
2101 cfg
->line_out_pins
[2] = nid
;
2104 nid
= cfg
->line_out_pins
[1];
2105 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[3];
2106 cfg
->line_out_pins
[3] = cfg
->line_out_pins
[2];
2107 cfg
->line_out_pins
[2] = nid
;
2112 * debug prints of the parsed results
2114 snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2115 cfg
->line_outs
, cfg
->line_out_pins
[0], cfg
->line_out_pins
[1],
2116 cfg
->line_out_pins
[2], cfg
->line_out_pins
[3],
2117 cfg
->line_out_pins
[4]);
2118 snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
2119 cfg
->speaker_outs
, cfg
->speaker_pins
[0],
2120 cfg
->speaker_pins
[1], cfg
->speaker_pins
[2],
2121 cfg
->speaker_pins
[3], cfg
->speaker_pins
[4]);
2122 snd_printd(" hp=0x%x, dig_out=0x%x, din_in=0x%x\n",
2123 cfg
->hp_pin
, cfg
->dig_out_pin
, cfg
->dig_in_pin
);
2124 snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
2125 " cd=0x%x, aux=0x%x\n",
2126 cfg
->input_pins
[AUTO_PIN_MIC
],
2127 cfg
->input_pins
[AUTO_PIN_FRONT_MIC
],
2128 cfg
->input_pins
[AUTO_PIN_LINE
],
2129 cfg
->input_pins
[AUTO_PIN_FRONT_LINE
],
2130 cfg
->input_pins
[AUTO_PIN_CD
],
2131 cfg
->input_pins
[AUTO_PIN_AUX
]);
2134 * FIX-UP: if no line-outs are detected, try to use speaker or HP pin
2135 * as a primary output
2137 if (! cfg
->line_outs
) {
2138 if (cfg
->speaker_outs
) {
2139 cfg
->line_outs
= cfg
->speaker_outs
;
2140 memcpy(cfg
->line_out_pins
, cfg
->speaker_pins
,
2141 sizeof(cfg
->speaker_pins
));
2142 cfg
->speaker_outs
= 0;
2143 memset(cfg
->speaker_pins
, 0, sizeof(cfg
->speaker_pins
));
2144 } else if (cfg
->hp_pin
) {
2146 cfg
->line_out_pins
[0] = cfg
->hp_pin
;
2154 /* labels for input pins */
2155 const char *auto_pin_cfg_labels
[AUTO_PIN_LAST
] = {
2156 "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
2166 * snd_hda_suspend - suspend the codecs
2168 * @state: suspsend state
2170 * Returns 0 if successful.
2172 int snd_hda_suspend(struct hda_bus
*bus
, pm_message_t state
)
2174 struct list_head
*p
;
2176 /* FIXME: should handle power widget capabilities */
2177 list_for_each(p
, &bus
->codec_list
) {
2178 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2179 if (codec
->patch_ops
.suspend
)
2180 codec
->patch_ops
.suspend(codec
, state
);
2181 hda_set_power_state(codec
,
2182 codec
->afg
? codec
->afg
: codec
->mfg
,
2188 EXPORT_SYMBOL(snd_hda_suspend
);
2191 * snd_hda_resume - resume the codecs
2193 * @state: resume state
2195 * Returns 0 if successful.
2197 int snd_hda_resume(struct hda_bus
*bus
)
2199 struct list_head
*p
;
2201 list_for_each(p
, &bus
->codec_list
) {
2202 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2203 hda_set_power_state(codec
,
2204 codec
->afg
? codec
->afg
: codec
->mfg
,
2206 if (codec
->patch_ops
.resume
)
2207 codec
->patch_ops
.resume(codec
);
2212 EXPORT_SYMBOL(snd_hda_resume
);
2215 * snd_hda_resume_ctls - resume controls in the new control list
2216 * @codec: the HDA codec
2217 * @knew: the array of struct snd_kcontrol_new
2219 * This function resumes the mixer controls in the struct snd_kcontrol_new array,
2220 * originally for snd_hda_add_new_ctls().
2221 * The array must be terminated with an empty entry as terminator.
2223 int snd_hda_resume_ctls(struct hda_codec
*codec
, struct snd_kcontrol_new
*knew
)
2225 struct snd_ctl_elem_value
*val
;
2227 val
= kmalloc(sizeof(*val
), GFP_KERNEL
);
2230 codec
->in_resume
= 1;
2231 for (; knew
->name
; knew
++) {
2233 count
= knew
->count
? knew
->count
: 1;
2234 for (i
= 0; i
< count
; i
++) {
2235 memset(val
, 0, sizeof(*val
));
2236 val
->id
.iface
= knew
->iface
;
2237 val
->id
.device
= knew
->device
;
2238 val
->id
.subdevice
= knew
->subdevice
;
2239 strcpy(val
->id
.name
, knew
->name
);
2240 val
->id
.index
= knew
->index
? knew
->index
: i
;
2241 /* Assume that get callback reads only from cache,
2242 * not accessing to the real hardware
2244 if (snd_ctl_elem_read(codec
->bus
->card
, val
) < 0)
2246 snd_ctl_elem_write(codec
->bus
->card
, NULL
, val
);
2249 codec
->in_resume
= 0;
2255 * snd_hda_resume_spdif_out - resume the digital out
2256 * @codec: the HDA codec
2258 int snd_hda_resume_spdif_out(struct hda_codec
*codec
)
2260 return snd_hda_resume_ctls(codec
, dig_mixes
);
2264 * snd_hda_resume_spdif_in - resume the digital in
2265 * @codec: the HDA codec
2267 int snd_hda_resume_spdif_in(struct hda_codec
*codec
)
2269 return snd_hda_resume_ctls(codec
, dig_in_ctls
);
2277 static int __init
alsa_hda_init(void)
2282 static void __exit
alsa_hda_exit(void)
2286 module_init(alsa_hda_init
)
2287 module_exit(alsa_hda_exit
)