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 <sound/core.h>
29 #include "hda_codec.h"
30 #include <sound/asoundef.h>
31 #include <sound/initval.h>
32 #include "hda_local.h"
35 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
36 MODULE_DESCRIPTION("Universal interface for High Definition Audio Codec");
37 MODULE_LICENSE("GPL");
41 * vendor / preset table
44 struct hda_vendor_id
{
49 /* codec vendor labels */
50 static struct hda_vendor_id hda_vendor_ids
[] = {
51 { 0x10ec, "Realtek" },
52 { 0x11d4, "Analog Devices" },
53 { 0x13f6, "C-Media" },
54 { 0x434d, "C-Media" },
55 { 0x8384, "SigmaTel" },
60 #include "hda_patch.h"
64 * snd_hda_codec_read - send a command and get the response
65 * @codec: the HDA codec
66 * @nid: NID to send the command
67 * @direct: direct flag
68 * @verb: the verb to send
69 * @parm: the parameter for the verb
71 * Send a single command and read the corresponding response.
73 * Returns the obtained response value, or -1 for an error.
75 unsigned int snd_hda_codec_read(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
76 unsigned int verb
, unsigned int parm
)
79 down(&codec
->bus
->cmd_mutex
);
80 if (! codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
))
81 res
= codec
->bus
->ops
.get_response(codec
);
83 res
= (unsigned int)-1;
84 up(&codec
->bus
->cmd_mutex
);
89 * snd_hda_codec_write - send a single command without waiting for response
90 * @codec: the HDA codec
91 * @nid: NID to send the command
92 * @direct: direct flag
93 * @verb: the verb to send
94 * @parm: the parameter for the verb
96 * Send a single command without waiting for response.
98 * Returns 0 if successful, or a negative error code.
100 int snd_hda_codec_write(struct hda_codec
*codec
, hda_nid_t nid
, int direct
,
101 unsigned int verb
, unsigned int parm
)
104 down(&codec
->bus
->cmd_mutex
);
105 err
= codec
->bus
->ops
.command(codec
, nid
, direct
, verb
, parm
);
106 up(&codec
->bus
->cmd_mutex
);
111 * snd_hda_sequence_write - sequence writes
112 * @codec: the HDA codec
113 * @seq: VERB array to send
115 * Send the commands sequentially from the given array.
116 * The array must be terminated with NID=0.
118 void snd_hda_sequence_write(struct hda_codec
*codec
, const struct hda_verb
*seq
)
120 for (; seq
->nid
; seq
++)
121 snd_hda_codec_write(codec
, seq
->nid
, 0, seq
->verb
, seq
->param
);
125 * snd_hda_get_sub_nodes - get the range of sub nodes
126 * @codec: the HDA codec
128 * @start_id: the pointer to store the start NID
130 * Parse the NID and store the start NID of its sub-nodes.
131 * Returns the number of sub-nodes.
133 int snd_hda_get_sub_nodes(struct hda_codec
*codec
, hda_nid_t nid
, hda_nid_t
*start_id
)
137 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_NODE_COUNT
);
138 *start_id
= (parm
>> 16) & 0x7fff;
139 return (int)(parm
& 0x7fff);
143 * snd_hda_get_connections - get connection list
144 * @codec: the HDA codec
146 * @conn_list: connection list array
147 * @max_conns: max. number of connections to store
149 * Parses the connection list of the given widget and stores the list
152 * Returns the number of connections, or a negative error code.
154 int snd_hda_get_connections(struct hda_codec
*codec
, hda_nid_t nid
,
155 hda_nid_t
*conn_list
, int max_conns
)
158 int i
, j
, conn_len
, num_tupples
, conns
;
159 unsigned int shift
, num_elems
, mask
;
161 snd_assert(conn_list
&& max_conns
> 0, return -EINVAL
);
163 parm
= snd_hda_param_read(codec
, nid
, AC_PAR_CONNLIST_LEN
);
164 if (parm
& AC_CLIST_LONG
) {
173 conn_len
= parm
& AC_CLIST_LENGTH
;
174 num_tupples
= num_elems
/ 2;
175 mask
= (1 << (shift
-1)) - 1;
178 return 0; /* no connection */
181 /* single connection */
182 parm
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONNECT_LIST
, 0);
183 conn_list
[0] = parm
& mask
;
187 /* multi connection */
189 for (i
= 0; i
< conn_len
; i
+= num_elems
) {
190 parm
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONNECT_LIST
, i
);
191 for (j
= 0; j
< num_tupples
; j
++) {
193 hda_nid_t val1
, val2
, n
;
194 range_val
= parm
& (1 << (shift
-1)); /* ranges */
200 /* ranges between val1 and val2 */
202 snd_printk(KERN_WARNING
"hda_codec: invalid dep_range_val %x:%x\n", val1
, val2
);
205 for (n
= val1
; n
<= val2
; n
++) {
206 if (conns
>= max_conns
)
208 conn_list
[conns
++] = n
;
213 if (conns
>= max_conns
)
215 conn_list
[conns
++] = val1
;
218 if (conns
>= max_conns
)
220 conn_list
[conns
++] = val2
;
229 * snd_hda_queue_unsol_event - add an unsolicited event to queue
231 * @res: unsolicited event (lower 32bit of RIRB entry)
232 * @res_ex: codec addr and flags (upper 32bit or RIRB entry)
234 * Adds the given event to the queue. The events are processed in
235 * the workqueue asynchronously. Call this function in the interrupt
236 * hanlder when RIRB receives an unsolicited event.
238 * Returns 0 if successful, or a negative error code.
240 int snd_hda_queue_unsol_event(struct hda_bus
*bus
, u32 res
, u32 res_ex
)
242 struct hda_bus_unsolicited
*unsol
;
245 if ((unsol
= bus
->unsol
) == NULL
)
248 wp
= (unsol
->wp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
252 unsol
->queue
[wp
] = res
;
253 unsol
->queue
[wp
+ 1] = res_ex
;
255 queue_work(unsol
->workq
, &unsol
->work
);
261 * process queueud unsolicited events
263 static void process_unsol_events(void *data
)
265 struct hda_bus
*bus
= data
;
266 struct hda_bus_unsolicited
*unsol
= bus
->unsol
;
267 struct hda_codec
*codec
;
268 unsigned int rp
, caddr
, res
;
270 while (unsol
->rp
!= unsol
->wp
) {
271 rp
= (unsol
->rp
+ 1) % HDA_UNSOL_QUEUE_SIZE
;
274 res
= unsol
->queue
[rp
];
275 caddr
= unsol
->queue
[rp
+ 1];
276 if (! (caddr
& (1 << 4))) /* no unsolicited event? */
278 codec
= bus
->caddr_tbl
[caddr
& 0x0f];
279 if (codec
&& codec
->patch_ops
.unsol_event
)
280 codec
->patch_ops
.unsol_event(codec
, res
);
285 * initialize unsolicited queue
287 static int init_unsol_queue(struct hda_bus
*bus
)
289 struct hda_bus_unsolicited
*unsol
;
291 if (bus
->unsol
) /* already initialized */
294 unsol
= kzalloc(sizeof(*unsol
), GFP_KERNEL
);
296 snd_printk(KERN_ERR
"hda_codec: can't allocate unsolicited queue\n");
299 unsol
->workq
= create_workqueue("hda_codec");
300 if (! unsol
->workq
) {
301 snd_printk(KERN_ERR
"hda_codec: can't create workqueue\n");
305 INIT_WORK(&unsol
->work
, process_unsol_events
, bus
);
313 static void snd_hda_codec_free(struct hda_codec
*codec
);
315 static int snd_hda_bus_free(struct hda_bus
*bus
)
317 struct list_head
*p
, *n
;
322 destroy_workqueue(bus
->unsol
->workq
);
325 list_for_each_safe(p
, n
, &bus
->codec_list
) {
326 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
327 snd_hda_codec_free(codec
);
329 if (bus
->ops
.private_free
)
330 bus
->ops
.private_free(bus
);
335 static int snd_hda_bus_dev_free(snd_device_t
*device
)
337 struct hda_bus
*bus
= device
->device_data
;
338 return snd_hda_bus_free(bus
);
342 * snd_hda_bus_new - create a HDA bus
343 * @card: the card entry
344 * @temp: the template for hda_bus information
345 * @busp: the pointer to store the created bus instance
347 * Returns 0 if successful, or a negative error code.
349 int snd_hda_bus_new(snd_card_t
*card
, const struct hda_bus_template
*temp
,
350 struct hda_bus
**busp
)
354 static snd_device_ops_t dev_ops
= {
355 .dev_free
= snd_hda_bus_dev_free
,
358 snd_assert(temp
, return -EINVAL
);
359 snd_assert(temp
->ops
.command
&& temp
->ops
.get_response
, return -EINVAL
);
364 bus
= kzalloc(sizeof(*bus
), GFP_KERNEL
);
366 snd_printk(KERN_ERR
"can't allocate struct hda_bus\n");
371 bus
->private_data
= temp
->private_data
;
372 bus
->pci
= temp
->pci
;
373 bus
->modelname
= temp
->modelname
;
374 bus
->ops
= temp
->ops
;
376 init_MUTEX(&bus
->cmd_mutex
);
377 INIT_LIST_HEAD(&bus
->codec_list
);
379 if ((err
= snd_device_new(card
, SNDRV_DEV_BUS
, bus
, &dev_ops
)) < 0) {
380 snd_hda_bus_free(bus
);
390 * find a matching codec preset
392 static const struct hda_codec_preset
*find_codec_preset(struct hda_codec
*codec
)
394 const struct hda_codec_preset
**tbl
, *preset
;
396 for (tbl
= hda_preset_tables
; *tbl
; tbl
++) {
397 for (preset
= *tbl
; preset
->id
; preset
++) {
398 u32 mask
= preset
->mask
;
401 if (preset
->id
== (codec
->vendor_id
& mask
))
409 * snd_hda_get_codec_name - store the codec name
411 void snd_hda_get_codec_name(struct hda_codec
*codec
,
412 char *name
, int namelen
)
414 const struct hda_vendor_id
*c
;
415 const char *vendor
= NULL
;
416 u16 vendor_id
= codec
->vendor_id
>> 16;
419 for (c
= hda_vendor_ids
; c
->id
; c
++) {
420 if (c
->id
== vendor_id
) {
426 sprintf(tmp
, "Generic %04x", vendor_id
);
429 if (codec
->preset
&& codec
->preset
->name
)
430 snprintf(name
, namelen
, "%s %s", vendor
, codec
->preset
->name
);
432 snprintf(name
, namelen
, "%s ID %x", vendor
, codec
->vendor_id
& 0xffff);
436 * look for an AFG and MFG nodes
438 static void setup_fg_nodes(struct hda_codec
*codec
)
443 total_nodes
= snd_hda_get_sub_nodes(codec
, AC_NODE_ROOT
, &nid
);
444 for (i
= 0; i
< total_nodes
; i
++, nid
++) {
445 switch((snd_hda_param_read(codec
, nid
, AC_PAR_FUNCTION_TYPE
) & 0xff)) {
446 case AC_GRP_AUDIO_FUNCTION
:
449 case AC_GRP_MODEM_FUNCTION
:
461 static void snd_hda_codec_free(struct hda_codec
*codec
)
465 list_del(&codec
->list
);
466 codec
->bus
->caddr_tbl
[codec
->addr
] = NULL
;
467 if (codec
->patch_ops
.free
)
468 codec
->patch_ops
.free(codec
);
469 kfree(codec
->amp_info
);
473 static void init_amp_hash(struct hda_codec
*codec
);
476 * snd_hda_codec_new - create a HDA codec
477 * @bus: the bus to assign
478 * @codec_addr: the codec address
479 * @codecp: the pointer to store the generated codec
481 * Returns 0 if successful, or a negative error code.
483 int snd_hda_codec_new(struct hda_bus
*bus
, unsigned int codec_addr
,
484 struct hda_codec
**codecp
)
486 struct hda_codec
*codec
;
490 snd_assert(bus
, return -EINVAL
);
491 snd_assert(codec_addr
<= HDA_MAX_CODEC_ADDRESS
, return -EINVAL
);
493 if (bus
->caddr_tbl
[codec_addr
]) {
494 snd_printk(KERN_ERR
"hda_codec: address 0x%x is already occupied\n", codec_addr
);
498 codec
= kzalloc(sizeof(*codec
), GFP_KERNEL
);
500 snd_printk(KERN_ERR
"can't allocate struct hda_codec\n");
505 codec
->addr
= codec_addr
;
506 init_MUTEX(&codec
->spdif_mutex
);
507 init_amp_hash(codec
);
509 list_add_tail(&codec
->list
, &bus
->codec_list
);
510 bus
->caddr_tbl
[codec_addr
] = codec
;
512 codec
->vendor_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_VENDOR_ID
);
513 codec
->subsystem_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_SUBSYSTEM_ID
);
514 codec
->revision_id
= snd_hda_param_read(codec
, AC_NODE_ROOT
, AC_PAR_REV_ID
);
516 setup_fg_nodes(codec
);
517 if (! codec
->afg
&& ! codec
->mfg
) {
518 snd_printdd("hda_codec: no AFG or MFG node found\n");
519 snd_hda_codec_free(codec
);
523 if (! codec
->subsystem_id
) {
524 hda_nid_t nid
= codec
->afg
? codec
->afg
: codec
->mfg
;
525 codec
->subsystem_id
= snd_hda_codec_read(codec
, nid
, 0,
526 AC_VERB_GET_SUBSYSTEM_ID
,
530 codec
->preset
= find_codec_preset(codec
);
531 if (! *bus
->card
->mixername
)
532 snd_hda_get_codec_name(codec
, bus
->card
->mixername
,
533 sizeof(bus
->card
->mixername
));
535 if (codec
->preset
&& codec
->preset
->patch
)
536 err
= codec
->preset
->patch(codec
);
538 err
= snd_hda_parse_generic_codec(codec
);
540 snd_hda_codec_free(codec
);
544 if (codec
->patch_ops
.unsol_event
)
545 init_unsol_queue(bus
);
547 snd_hda_codec_proc_new(codec
);
549 sprintf(component
, "HDA:%08x", codec
->vendor_id
);
550 snd_component_add(codec
->bus
->card
, component
);
558 * snd_hda_codec_setup_stream - set up the codec for streaming
559 * @codec: the CODEC to set up
560 * @nid: the NID to set up
561 * @stream_tag: stream tag to pass, it's between 0x1 and 0xf.
562 * @channel_id: channel id to pass, zero based.
563 * @format: stream format.
565 void snd_hda_codec_setup_stream(struct hda_codec
*codec
, hda_nid_t nid
, u32 stream_tag
,
566 int channel_id
, int format
)
571 snd_printdd("hda_codec_setup_stream: NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
572 nid
, stream_tag
, channel_id
, format
);
573 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CHANNEL_STREAMID
,
574 (stream_tag
<< 4) | channel_id
);
576 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_STREAM_FORMAT
, format
);
581 * amp access functions
584 /* FIXME: more better hash key? */
585 #define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
586 #define INFO_AMP_CAPS (1<<0)
587 #define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
589 /* initialize the hash table */
590 static void init_amp_hash(struct hda_codec
*codec
)
592 memset(codec
->amp_hash
, 0xff, sizeof(codec
->amp_hash
));
593 codec
->num_amp_entries
= 0;
594 codec
->amp_info_size
= 0;
595 codec
->amp_info
= NULL
;
598 /* query the hash. allocate an entry if not found. */
599 static struct hda_amp_info
*get_alloc_amp_hash(struct hda_codec
*codec
, u32 key
)
601 u16 idx
= key
% (u16
)ARRAY_SIZE(codec
->amp_hash
);
602 u16 cur
= codec
->amp_hash
[idx
];
603 struct hda_amp_info
*info
;
605 while (cur
!= 0xffff) {
606 info
= &codec
->amp_info
[cur
];
607 if (info
->key
== key
)
612 /* add a new hash entry */
613 if (codec
->num_amp_entries
>= codec
->amp_info_size
) {
614 /* reallocate the array */
615 int new_size
= codec
->amp_info_size
+ 64;
616 struct hda_amp_info
*new_info
= kcalloc(new_size
, sizeof(struct hda_amp_info
),
619 snd_printk(KERN_ERR
"hda_codec: can't malloc amp_info\n");
622 if (codec
->amp_info
) {
623 memcpy(new_info
, codec
->amp_info
,
624 codec
->amp_info_size
* sizeof(struct hda_amp_info
));
625 kfree(codec
->amp_info
);
627 codec
->amp_info_size
= new_size
;
628 codec
->amp_info
= new_info
;
630 cur
= codec
->num_amp_entries
++;
631 info
= &codec
->amp_info
[cur
];
633 info
->status
= 0; /* not initialized yet */
634 info
->next
= codec
->amp_hash
[idx
];
635 codec
->amp_hash
[idx
] = cur
;
641 * query AMP capabilities for the given widget and direction
643 static u32
query_amp_caps(struct hda_codec
*codec
, hda_nid_t nid
, int direction
)
645 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, 0));
649 if (! (info
->status
& INFO_AMP_CAPS
)) {
650 if (!(snd_hda_param_read(codec
, nid
, AC_PAR_AUDIO_WIDGET_CAP
) & AC_WCAP_AMP_OVRD
))
652 info
->amp_caps
= snd_hda_param_read(codec
, nid
, direction
== HDA_OUTPUT
?
653 AC_PAR_AMP_OUT_CAP
: AC_PAR_AMP_IN_CAP
);
654 info
->status
|= INFO_AMP_CAPS
;
656 return info
->amp_caps
;
660 * read the current volume to info
661 * if the cache exists, read the cache value.
663 static unsigned int get_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
664 hda_nid_t nid
, int ch
, int direction
, int index
)
668 if (info
->status
& INFO_AMP_VOL(ch
))
669 return info
->vol
[ch
];
671 parm
= ch
? AC_AMP_GET_RIGHT
: AC_AMP_GET_LEFT
;
672 parm
|= direction
== HDA_OUTPUT
? AC_AMP_GET_OUTPUT
: AC_AMP_GET_INPUT
;
674 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_AMP_GAIN_MUTE
, parm
);
675 info
->vol
[ch
] = val
& 0xff;
676 info
->status
|= INFO_AMP_VOL(ch
);
677 return info
->vol
[ch
];
681 * write the current volume in info to the h/w and update the cache
683 static void put_vol_mute(struct hda_codec
*codec
, struct hda_amp_info
*info
,
684 hda_nid_t nid
, int ch
, int direction
, int index
, int val
)
688 parm
= ch
? AC_AMP_SET_RIGHT
: AC_AMP_SET_LEFT
;
689 parm
|= direction
== HDA_OUTPUT
? AC_AMP_SET_OUTPUT
: AC_AMP_SET_INPUT
;
690 parm
|= index
<< AC_AMP_SET_INDEX_SHIFT
;
692 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
, parm
);
697 * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
699 static int snd_hda_codec_amp_read(struct hda_codec
*codec
, hda_nid_t nid
, int ch
, int direction
, int index
)
701 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, index
));
704 return get_vol_mute(codec
, info
, nid
, ch
, direction
, index
);
708 * update the AMP value, mask = bit mask to set, val = the value
710 static int snd_hda_codec_amp_update(struct hda_codec
*codec
, hda_nid_t nid
, int ch
, int direction
, int idx
, int mask
, int val
)
712 struct hda_amp_info
*info
= get_alloc_amp_hash(codec
, HDA_HASH_KEY(nid
, direction
, idx
));
717 val
|= get_vol_mute(codec
, info
, nid
, ch
, direction
, idx
) & ~mask
;
718 if (info
->vol
[ch
] == val
&& ! codec
->in_resume
)
720 put_vol_mute(codec
, info
, nid
, ch
, direction
, idx
, val
);
726 * AMP control callbacks
728 /* retrieve parameters from private_value */
729 #define get_amp_nid(kc) ((kc)->private_value & 0xffff)
730 #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3)
731 #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1)
732 #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf)
735 int snd_hda_mixer_amp_volume_info(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_info_t
*uinfo
)
737 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
738 u16 nid
= get_amp_nid(kcontrol
);
739 u8 chs
= get_amp_channels(kcontrol
);
740 int dir
= get_amp_direction(kcontrol
);
743 caps
= query_amp_caps(codec
, nid
, dir
);
744 caps
= (caps
& AC_AMPCAP_NUM_STEPS
) >> AC_AMPCAP_NUM_STEPS_SHIFT
; /* num steps */
746 printk(KERN_WARNING
"hda_codec: num_steps = 0 for NID=0x%x\n", nid
);
749 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_INTEGER
;
750 uinfo
->count
= chs
== 3 ? 2 : 1;
751 uinfo
->value
.integer
.min
= 0;
752 uinfo
->value
.integer
.max
= caps
;
756 int snd_hda_mixer_amp_volume_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
758 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
759 hda_nid_t nid
= get_amp_nid(kcontrol
);
760 int chs
= get_amp_channels(kcontrol
);
761 int dir
= get_amp_direction(kcontrol
);
762 int idx
= get_amp_index(kcontrol
);
763 long *valp
= ucontrol
->value
.integer
.value
;
766 *valp
++ = snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x7f;
768 *valp
= snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x7f;
772 int snd_hda_mixer_amp_volume_put(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
774 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
775 hda_nid_t nid
= get_amp_nid(kcontrol
);
776 int chs
= get_amp_channels(kcontrol
);
777 int dir
= get_amp_direction(kcontrol
);
778 int idx
= get_amp_index(kcontrol
);
779 long *valp
= ucontrol
->value
.integer
.value
;
783 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
788 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
794 int snd_hda_mixer_amp_switch_info(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_info_t
*uinfo
)
796 int chs
= get_amp_channels(kcontrol
);
798 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
799 uinfo
->count
= chs
== 3 ? 2 : 1;
800 uinfo
->value
.integer
.min
= 0;
801 uinfo
->value
.integer
.max
= 1;
805 int snd_hda_mixer_amp_switch_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
807 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
808 hda_nid_t nid
= get_amp_nid(kcontrol
);
809 int chs
= get_amp_channels(kcontrol
);
810 int dir
= get_amp_direction(kcontrol
);
811 int idx
= get_amp_index(kcontrol
);
812 long *valp
= ucontrol
->value
.integer
.value
;
815 *valp
++ = (snd_hda_codec_amp_read(codec
, nid
, 0, dir
, idx
) & 0x80) ? 0 : 1;
817 *valp
= (snd_hda_codec_amp_read(codec
, nid
, 1, dir
, idx
) & 0x80) ? 0 : 1;
821 int snd_hda_mixer_amp_switch_put(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
823 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
824 hda_nid_t nid
= get_amp_nid(kcontrol
);
825 int chs
= get_amp_channels(kcontrol
);
826 int dir
= get_amp_direction(kcontrol
);
827 int idx
= get_amp_index(kcontrol
);
828 long *valp
= ucontrol
->value
.integer
.value
;
832 change
= snd_hda_codec_amp_update(codec
, nid
, 0, dir
, idx
,
833 0x80, *valp
? 0 : 0x80);
837 change
|= snd_hda_codec_amp_update(codec
, nid
, 1, dir
, idx
,
838 0x80, *valp
? 0 : 0x80);
844 * bound volume controls
846 * bind multiple volumes (# indices, from 0)
849 #define AMP_VAL_IDX_SHIFT 19
850 #define AMP_VAL_IDX_MASK (0x0f<<19)
852 int snd_hda_mixer_bind_switch_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
854 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
858 down(&codec
->spdif_mutex
); /* reuse spdif_mutex */
859 pval
= kcontrol
->private_value
;
860 kcontrol
->private_value
= pval
& ~AMP_VAL_IDX_MASK
; /* index 0 */
861 err
= snd_hda_mixer_amp_switch_get(kcontrol
, ucontrol
);
862 kcontrol
->private_value
= pval
;
863 up(&codec
->spdif_mutex
);
867 int snd_hda_mixer_bind_switch_put(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
869 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
871 int i
, indices
, err
= 0, change
= 0;
873 down(&codec
->spdif_mutex
); /* reuse spdif_mutex */
874 pval
= kcontrol
->private_value
;
875 indices
= (pval
& AMP_VAL_IDX_MASK
) >> AMP_VAL_IDX_SHIFT
;
876 for (i
= 0; i
< indices
; i
++) {
877 kcontrol
->private_value
= (pval
& ~AMP_VAL_IDX_MASK
) | (i
<< AMP_VAL_IDX_SHIFT
);
878 err
= snd_hda_mixer_amp_switch_put(kcontrol
, ucontrol
);
883 kcontrol
->private_value
= pval
;
884 up(&codec
->spdif_mutex
);
885 return err
< 0 ? err
: change
;
892 static int snd_hda_spdif_mask_info(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_info_t
*uinfo
)
894 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_IEC958
;
899 static int snd_hda_spdif_cmask_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
901 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
902 IEC958_AES0_NONAUDIO
|
903 IEC958_AES0_CON_EMPHASIS_5015
|
904 IEC958_AES0_CON_NOT_COPYRIGHT
;
905 ucontrol
->value
.iec958
.status
[1] = IEC958_AES1_CON_CATEGORY
|
906 IEC958_AES1_CON_ORIGINAL
;
910 static int snd_hda_spdif_pmask_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
912 ucontrol
->value
.iec958
.status
[0] = IEC958_AES0_PROFESSIONAL
|
913 IEC958_AES0_NONAUDIO
|
914 IEC958_AES0_PRO_EMPHASIS_5015
;
918 static int snd_hda_spdif_default_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
920 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
922 ucontrol
->value
.iec958
.status
[0] = codec
->spdif_status
& 0xff;
923 ucontrol
->value
.iec958
.status
[1] = (codec
->spdif_status
>> 8) & 0xff;
924 ucontrol
->value
.iec958
.status
[2] = (codec
->spdif_status
>> 16) & 0xff;
925 ucontrol
->value
.iec958
.status
[3] = (codec
->spdif_status
>> 24) & 0xff;
930 /* convert from SPDIF status bits to HDA SPDIF bits
931 * bit 0 (DigEn) is always set zero (to be filled later)
933 static unsigned short convert_from_spdif_status(unsigned int sbits
)
935 unsigned short val
= 0;
937 if (sbits
& IEC958_AES0_PROFESSIONAL
)
939 if (sbits
& IEC958_AES0_NONAUDIO
)
941 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
942 if ((sbits
& IEC958_AES0_PRO_EMPHASIS
) == IEC958_AES0_PRO_EMPHASIS_5015
)
945 if ((sbits
& IEC958_AES0_CON_EMPHASIS
) == IEC958_AES0_CON_EMPHASIS_5015
)
947 if (! (sbits
& IEC958_AES0_CON_NOT_COPYRIGHT
))
949 if (sbits
& (IEC958_AES1_CON_ORIGINAL
<< 8))
951 val
|= sbits
& (IEC958_AES1_CON_CATEGORY
<< 8);
956 /* convert to SPDIF status bits from HDA SPDIF bits
958 static unsigned int convert_to_spdif_status(unsigned short val
)
960 unsigned int sbits
= 0;
963 sbits
|= IEC958_AES0_NONAUDIO
;
965 sbits
|= IEC958_AES0_PROFESSIONAL
;
966 if (sbits
& IEC958_AES0_PROFESSIONAL
) {
967 if (sbits
& (1 << 3))
968 sbits
|= IEC958_AES0_PRO_EMPHASIS_5015
;
971 sbits
|= IEC958_AES0_CON_EMPHASIS_5015
;
972 if (! (val
& (1 << 4)))
973 sbits
|= IEC958_AES0_CON_NOT_COPYRIGHT
;
975 sbits
|= (IEC958_AES1_CON_ORIGINAL
<< 8);
976 sbits
|= val
& (0x7f << 8);
981 static int snd_hda_spdif_default_put(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
983 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
984 hda_nid_t nid
= kcontrol
->private_value
;
988 down(&codec
->spdif_mutex
);
989 codec
->spdif_status
= ucontrol
->value
.iec958
.status
[0] |
990 ((unsigned int)ucontrol
->value
.iec958
.status
[1] << 8) |
991 ((unsigned int)ucontrol
->value
.iec958
.status
[2] << 16) |
992 ((unsigned int)ucontrol
->value
.iec958
.status
[3] << 24);
993 val
= convert_from_spdif_status(codec
->spdif_status
);
994 val
|= codec
->spdif_ctls
& 1;
995 change
= codec
->spdif_ctls
!= val
;
996 codec
->spdif_ctls
= val
;
998 if (change
|| codec
->in_resume
) {
999 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1000 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_2
, val
>> 8);
1003 up(&codec
->spdif_mutex
);
1007 static int snd_hda_spdif_out_switch_info(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_info_t
*uinfo
)
1009 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_BOOLEAN
;
1011 uinfo
->value
.integer
.min
= 0;
1012 uinfo
->value
.integer
.max
= 1;
1016 static int snd_hda_spdif_out_switch_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
1018 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1020 ucontrol
->value
.integer
.value
[0] = codec
->spdif_ctls
& 1;
1024 static int snd_hda_spdif_out_switch_put(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
1026 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1027 hda_nid_t nid
= kcontrol
->private_value
;
1031 down(&codec
->spdif_mutex
);
1032 val
= codec
->spdif_ctls
& ~1;
1033 if (ucontrol
->value
.integer
.value
[0])
1035 change
= codec
->spdif_ctls
!= val
;
1036 if (change
|| codec
->in_resume
) {
1037 codec
->spdif_ctls
= val
;
1038 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
& 0xff);
1039 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_AMP_GAIN_MUTE
,
1040 AC_AMP_SET_RIGHT
| AC_AMP_SET_LEFT
|
1041 AC_AMP_SET_OUTPUT
| ((val
& 1) ? 0 : 0x80));
1043 up(&codec
->spdif_mutex
);
1047 static snd_kcontrol_new_t dig_mixes
[] = {
1049 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1050 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1051 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,CON_MASK
),
1052 .info
= snd_hda_spdif_mask_info
,
1053 .get
= snd_hda_spdif_cmask_get
,
1056 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1057 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1058 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,PRO_MASK
),
1059 .info
= snd_hda_spdif_mask_info
,
1060 .get
= snd_hda_spdif_pmask_get
,
1063 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1064 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,DEFAULT
),
1065 .info
= snd_hda_spdif_mask_info
,
1066 .get
= snd_hda_spdif_default_get
,
1067 .put
= snd_hda_spdif_default_put
,
1070 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1071 .name
= SNDRV_CTL_NAME_IEC958("",PLAYBACK
,SWITCH
),
1072 .info
= snd_hda_spdif_out_switch_info
,
1073 .get
= snd_hda_spdif_out_switch_get
,
1074 .put
= snd_hda_spdif_out_switch_put
,
1080 * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
1081 * @codec: the HDA codec
1082 * @nid: audio out widget NID
1084 * Creates controls related with the SPDIF output.
1085 * Called from each patch supporting the SPDIF out.
1087 * Returns 0 if successful, or a negative error code.
1089 int snd_hda_create_spdif_out_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1092 snd_kcontrol_t
*kctl
;
1093 snd_kcontrol_new_t
*dig_mix
;
1095 for (dig_mix
= dig_mixes
; dig_mix
->name
; dig_mix
++) {
1096 kctl
= snd_ctl_new1(dig_mix
, codec
);
1097 kctl
->private_value
= nid
;
1098 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1101 codec
->spdif_ctls
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1102 codec
->spdif_status
= convert_to_spdif_status(codec
->spdif_ctls
);
1110 #define snd_hda_spdif_in_switch_info snd_hda_spdif_out_switch_info
1112 static int snd_hda_spdif_in_switch_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
1114 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1116 ucontrol
->value
.integer
.value
[0] = codec
->spdif_in_enable
;
1120 static int snd_hda_spdif_in_switch_put(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
1122 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1123 hda_nid_t nid
= kcontrol
->private_value
;
1124 unsigned int val
= !!ucontrol
->value
.integer
.value
[0];
1127 down(&codec
->spdif_mutex
);
1128 change
= codec
->spdif_in_enable
!= val
;
1129 if (change
|| codec
->in_resume
) {
1130 codec
->spdif_in_enable
= val
;
1131 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_DIGI_CONVERT_1
, val
);
1133 up(&codec
->spdif_mutex
);
1137 static int snd_hda_spdif_in_status_get(snd_kcontrol_t
*kcontrol
, snd_ctl_elem_value_t
*ucontrol
)
1139 struct hda_codec
*codec
= snd_kcontrol_chip(kcontrol
);
1140 hda_nid_t nid
= kcontrol
->private_value
;
1144 val
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0);
1145 sbits
= convert_to_spdif_status(val
);
1146 ucontrol
->value
.iec958
.status
[0] = sbits
;
1147 ucontrol
->value
.iec958
.status
[1] = sbits
>> 8;
1148 ucontrol
->value
.iec958
.status
[2] = sbits
>> 16;
1149 ucontrol
->value
.iec958
.status
[3] = sbits
>> 24;
1153 static snd_kcontrol_new_t dig_in_ctls
[] = {
1155 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1156 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,SWITCH
),
1157 .info
= snd_hda_spdif_in_switch_info
,
1158 .get
= snd_hda_spdif_in_switch_get
,
1159 .put
= snd_hda_spdif_in_switch_put
,
1162 .access
= SNDRV_CTL_ELEM_ACCESS_READ
,
1163 .iface
= SNDRV_CTL_ELEM_IFACE_MIXER
,
1164 .name
= SNDRV_CTL_NAME_IEC958("",CAPTURE
,DEFAULT
),
1165 .info
= snd_hda_spdif_mask_info
,
1166 .get
= snd_hda_spdif_in_status_get
,
1172 * snd_hda_create_spdif_in_ctls - create Input SPDIF-related controls
1173 * @codec: the HDA codec
1174 * @nid: audio in widget NID
1176 * Creates controls related with the SPDIF input.
1177 * Called from each patch supporting the SPDIF in.
1179 * Returns 0 if successful, or a negative error code.
1181 int snd_hda_create_spdif_in_ctls(struct hda_codec
*codec
, hda_nid_t nid
)
1184 snd_kcontrol_t
*kctl
;
1185 snd_kcontrol_new_t
*dig_mix
;
1187 for (dig_mix
= dig_in_ctls
; dig_mix
->name
; dig_mix
++) {
1188 kctl
= snd_ctl_new1(dig_mix
, codec
);
1189 kctl
->private_value
= nid
;
1190 if ((err
= snd_ctl_add(codec
->bus
->card
, kctl
)) < 0)
1193 codec
->spdif_in_enable
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_DIGI_CONVERT
, 0) & 1;
1199 * snd_hda_build_controls - build mixer controls
1202 * Creates mixer controls for each codec included in the bus.
1204 * Returns 0 if successful, otherwise a negative error code.
1206 int snd_hda_build_controls(struct hda_bus
*bus
)
1208 struct list_head
*p
;
1210 /* build controls */
1211 list_for_each(p
, &bus
->codec_list
) {
1212 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1214 if (! codec
->patch_ops
.build_controls
)
1216 err
= codec
->patch_ops
.build_controls(codec
);
1222 list_for_each(p
, &bus
->codec_list
) {
1223 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1225 if (! codec
->patch_ops
.init
)
1227 err
= codec
->patch_ops
.init(codec
);
1238 struct hda_rate_tbl
{
1240 unsigned int alsa_bits
;
1241 unsigned int hda_fmt
;
1244 static struct hda_rate_tbl rate_bits
[] = {
1245 /* rate in Hz, ALSA rate bitmask, HDA format value */
1247 /* autodetected value used in snd_hda_query_supported_pcm */
1248 { 8000, SNDRV_PCM_RATE_8000
, 0x0500 }, /* 1/6 x 48 */
1249 { 11025, SNDRV_PCM_RATE_11025
, 0x4300 }, /* 1/4 x 44 */
1250 { 16000, SNDRV_PCM_RATE_16000
, 0x0200 }, /* 1/3 x 48 */
1251 { 22050, SNDRV_PCM_RATE_22050
, 0x4100 }, /* 1/2 x 44 */
1252 { 32000, SNDRV_PCM_RATE_32000
, 0x0a00 }, /* 2/3 x 48 */
1253 { 44100, SNDRV_PCM_RATE_44100
, 0x4000 }, /* 44 */
1254 { 48000, SNDRV_PCM_RATE_48000
, 0x0000 }, /* 48 */
1255 { 88200, SNDRV_PCM_RATE_88200
, 0x4800 }, /* 2 x 44 */
1256 { 96000, SNDRV_PCM_RATE_96000
, 0x0800 }, /* 2 x 48 */
1257 { 176400, SNDRV_PCM_RATE_176400
, 0x5800 },/* 4 x 44 */
1258 { 192000, SNDRV_PCM_RATE_192000
, 0x1800 }, /* 4 x 48 */
1260 /* not autodetected value */
1261 { 9600, SNDRV_PCM_RATE_KNOT
, 0x0400 }, /* 1/5 x 48 */
1263 { 0 } /* terminator */
1267 * snd_hda_calc_stream_format - calculate format bitset
1268 * @rate: the sample rate
1269 * @channels: the number of channels
1270 * @format: the PCM format (SNDRV_PCM_FORMAT_XXX)
1271 * @maxbps: the max. bps
1273 * Calculate the format bitset from the given rate, channels and th PCM format.
1275 * Return zero if invalid.
1277 unsigned int snd_hda_calc_stream_format(unsigned int rate
,
1278 unsigned int channels
,
1279 unsigned int format
,
1280 unsigned int maxbps
)
1283 unsigned int val
= 0;
1285 for (i
= 0; rate_bits
[i
].hz
; i
++)
1286 if (rate_bits
[i
].hz
== rate
) {
1287 val
= rate_bits
[i
].hda_fmt
;
1290 if (! rate_bits
[i
].hz
) {
1291 snd_printdd("invalid rate %d\n", rate
);
1295 if (channels
== 0 || channels
> 8) {
1296 snd_printdd("invalid channels %d\n", channels
);
1299 val
|= channels
- 1;
1301 switch (snd_pcm_format_width(format
)) {
1302 case 8: val
|= 0x00; break;
1303 case 16: val
|= 0x10; break;
1309 else if (maxbps
>= 24)
1315 snd_printdd("invalid format width %d\n", snd_pcm_format_width(format
));
1323 * snd_hda_query_supported_pcm - query the supported PCM rates and formats
1324 * @codec: the HDA codec
1325 * @nid: NID to query
1326 * @ratesp: the pointer to store the detected rate bitflags
1327 * @formatsp: the pointer to store the detected formats
1328 * @bpsp: the pointer to store the detected format widths
1330 * Queries the supported PCM rates and formats. The NULL @ratesp, @formatsp
1331 * or @bsps argument is ignored.
1333 * Returns 0 if successful, otherwise a negative error code.
1335 int snd_hda_query_supported_pcm(struct hda_codec
*codec
, hda_nid_t nid
,
1336 u32
*ratesp
, u64
*formatsp
, unsigned int *bpsp
)
1339 unsigned int val
, streams
;
1342 if (nid
!= codec
->afg
&&
1343 snd_hda_param_read(codec
, nid
, AC_PAR_AUDIO_WIDGET_CAP
) & AC_WCAP_FORMAT_OVRD
) {
1344 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1349 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1353 for (i
= 0; rate_bits
[i
].hz
; i
++) {
1355 rates
|= rate_bits
[i
].alsa_bits
;
1360 if (formatsp
|| bpsp
) {
1365 wcaps
= snd_hda_param_read(codec
, nid
, AC_PAR_AUDIO_WIDGET_CAP
);
1366 streams
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1370 streams
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1376 if (streams
& AC_SUPFMT_PCM
) {
1377 if (val
& AC_SUPPCM_BITS_8
) {
1378 formats
|= SNDRV_PCM_FMTBIT_U8
;
1381 if (val
& AC_SUPPCM_BITS_16
) {
1382 formats
|= SNDRV_PCM_FMTBIT_S16_LE
;
1385 if (wcaps
& AC_WCAP_DIGITAL
) {
1386 if (val
& AC_SUPPCM_BITS_32
)
1387 formats
|= SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE
;
1388 if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
))
1389 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1390 if (val
& AC_SUPPCM_BITS_24
)
1392 else if (val
& AC_SUPPCM_BITS_20
)
1394 } else if (val
& (AC_SUPPCM_BITS_20
|AC_SUPPCM_BITS_24
|AC_SUPPCM_BITS_32
)) {
1395 formats
|= SNDRV_PCM_FMTBIT_S32_LE
;
1396 if (val
& AC_SUPPCM_BITS_32
)
1398 else if (val
& AC_SUPPCM_BITS_20
)
1400 else if (val
& AC_SUPPCM_BITS_24
)
1404 else if (streams
== AC_SUPFMT_FLOAT32
) { /* should be exclusive */
1405 formats
|= SNDRV_PCM_FMTBIT_FLOAT_LE
;
1407 } else if (streams
== AC_SUPFMT_AC3
) { /* should be exclusive */
1408 /* temporary hack: we have still no proper support
1409 * for the direct AC3 stream...
1411 formats
|= SNDRV_PCM_FMTBIT_U8
;
1415 *formatsp
= formats
;
1424 * snd_hda_is_supported_format - check whether the given node supports the format val
1426 * Returns 1 if supported, 0 if not.
1428 int snd_hda_is_supported_format(struct hda_codec
*codec
, hda_nid_t nid
,
1429 unsigned int format
)
1432 unsigned int val
= 0, rate
, stream
;
1434 if (nid
!= codec
->afg
&&
1435 snd_hda_param_read(codec
, nid
, AC_PAR_AUDIO_WIDGET_CAP
) & AC_WCAP_FORMAT_OVRD
) {
1436 val
= snd_hda_param_read(codec
, nid
, AC_PAR_PCM
);
1441 val
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_PCM
);
1446 rate
= format
& 0xff00;
1447 for (i
= 0; rate_bits
[i
].hz
; i
++)
1448 if (rate_bits
[i
].hda_fmt
== rate
) {
1453 if (! rate_bits
[i
].hz
)
1456 stream
= snd_hda_param_read(codec
, nid
, AC_PAR_STREAM
);
1459 if (! stream
&& nid
!= codec
->afg
)
1460 stream
= snd_hda_param_read(codec
, codec
->afg
, AC_PAR_STREAM
);
1461 if (! stream
|| stream
== -1)
1464 if (stream
& AC_SUPFMT_PCM
) {
1465 switch (format
& 0xf0) {
1467 if (! (val
& AC_SUPPCM_BITS_8
))
1471 if (! (val
& AC_SUPPCM_BITS_16
))
1475 if (! (val
& AC_SUPPCM_BITS_20
))
1479 if (! (val
& AC_SUPPCM_BITS_24
))
1483 if (! (val
& AC_SUPPCM_BITS_32
))
1490 /* FIXME: check for float32 and AC3? */
1499 static int hda_pcm_default_open_close(struct hda_pcm_stream
*hinfo
,
1500 struct hda_codec
*codec
,
1501 snd_pcm_substream_t
*substream
)
1506 static int hda_pcm_default_prepare(struct hda_pcm_stream
*hinfo
,
1507 struct hda_codec
*codec
,
1508 unsigned int stream_tag
,
1509 unsigned int format
,
1510 snd_pcm_substream_t
*substream
)
1512 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, stream_tag
, 0, format
);
1516 static int hda_pcm_default_cleanup(struct hda_pcm_stream
*hinfo
,
1517 struct hda_codec
*codec
,
1518 snd_pcm_substream_t
*substream
)
1520 snd_hda_codec_setup_stream(codec
, hinfo
->nid
, 0, 0, 0);
1524 static int set_pcm_default_values(struct hda_codec
*codec
, struct hda_pcm_stream
*info
)
1527 /* query support PCM information from the given NID */
1528 if (! info
->rates
|| ! info
->formats
)
1529 snd_hda_query_supported_pcm(codec
, info
->nid
,
1530 info
->rates
? NULL
: &info
->rates
,
1531 info
->formats
? NULL
: &info
->formats
,
1532 info
->maxbps
? NULL
: &info
->maxbps
);
1534 if (info
->ops
.open
== NULL
)
1535 info
->ops
.open
= hda_pcm_default_open_close
;
1536 if (info
->ops
.close
== NULL
)
1537 info
->ops
.close
= hda_pcm_default_open_close
;
1538 if (info
->ops
.prepare
== NULL
) {
1539 snd_assert(info
->nid
, return -EINVAL
);
1540 info
->ops
.prepare
= hda_pcm_default_prepare
;
1542 if (info
->ops
.cleanup
== NULL
) {
1543 snd_assert(info
->nid
, return -EINVAL
);
1544 info
->ops
.cleanup
= hda_pcm_default_cleanup
;
1550 * snd_hda_build_pcms - build PCM information
1553 * Create PCM information for each codec included in the bus.
1555 * The build_pcms codec patch is requested to set up codec->num_pcms and
1556 * codec->pcm_info properly. The array is referred by the top-level driver
1557 * to create its PCM instances.
1558 * The allocated codec->pcm_info should be released in codec->patch_ops.free
1561 * At least, substreams, channels_min and channels_max must be filled for
1562 * each stream. substreams = 0 indicates that the stream doesn't exist.
1563 * When rates and/or formats are zero, the supported values are queried
1564 * from the given nid. The nid is used also by the default ops.prepare
1565 * and ops.cleanup callbacks.
1567 * The driver needs to call ops.open in its open callback. Similarly,
1568 * ops.close is supposed to be called in the close callback.
1569 * ops.prepare should be called in the prepare or hw_params callback
1570 * with the proper parameters for set up.
1571 * ops.cleanup should be called in hw_free for clean up of streams.
1573 * This function returns 0 if successfull, or a negative error code.
1575 int snd_hda_build_pcms(struct hda_bus
*bus
)
1577 struct list_head
*p
;
1579 list_for_each(p
, &bus
->codec_list
) {
1580 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1581 unsigned int pcm
, s
;
1583 if (! codec
->patch_ops
.build_pcms
)
1585 err
= codec
->patch_ops
.build_pcms(codec
);
1588 for (pcm
= 0; pcm
< codec
->num_pcms
; pcm
++) {
1589 for (s
= 0; s
< 2; s
++) {
1590 struct hda_pcm_stream
*info
;
1591 info
= &codec
->pcm_info
[pcm
].stream
[s
];
1592 if (! info
->substreams
)
1594 err
= set_pcm_default_values(codec
, info
);
1605 * snd_hda_check_board_config - compare the current codec with the config table
1606 * @codec: the HDA codec
1607 * @tbl: configuration table, terminated by null entries
1609 * Compares the modelname or PCI subsystem id of the current codec with the
1610 * given configuration table. If a matching entry is found, returns its
1611 * config value (supposed to be 0 or positive).
1613 * If no entries are matching, the function returns a negative value.
1615 int snd_hda_check_board_config(struct hda_codec
*codec
, const struct hda_board_config
*tbl
)
1617 const struct hda_board_config
*c
;
1619 if (codec
->bus
->modelname
) {
1620 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1622 ! strcmp(codec
->bus
->modelname
, c
->modelname
)) {
1623 snd_printd(KERN_INFO
"hda_codec: model '%s' is selected\n", c
->modelname
);
1629 if (codec
->bus
->pci
) {
1630 u16 subsystem_vendor
, subsystem_device
;
1631 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_VENDOR_ID
, &subsystem_vendor
);
1632 pci_read_config_word(codec
->bus
->pci
, PCI_SUBSYSTEM_ID
, &subsystem_device
);
1633 for (c
= tbl
; c
->modelname
|| c
->pci_subvendor
; c
++) {
1634 if (c
->pci_subvendor
== subsystem_vendor
&&
1635 (! c
->pci_subdevice
/* all match */||
1636 (c
->pci_subdevice
== subsystem_device
))) {
1637 snd_printdd(KERN_INFO
"hda_codec: PCI %x:%x, codec config %d is selected\n",
1638 subsystem_vendor
, subsystem_device
, c
->config
);
1647 * snd_hda_add_new_ctls - create controls from the array
1648 * @codec: the HDA codec
1649 * @knew: the array of snd_kcontrol_new_t
1651 * This helper function creates and add new controls in the given array.
1652 * The array must be terminated with an empty entry as terminator.
1654 * Returns 0 if successful, or a negative error code.
1656 int snd_hda_add_new_ctls(struct hda_codec
*codec
, snd_kcontrol_new_t
*knew
)
1660 for (; knew
->name
; knew
++) {
1661 err
= snd_ctl_add(codec
->bus
->card
, snd_ctl_new1(knew
, codec
));
1670 * Channel mode helper
1672 int snd_hda_ch_mode_info(struct hda_codec
*codec
, snd_ctl_elem_info_t
*uinfo
,
1673 const struct hda_channel_mode
*chmode
, int num_chmodes
)
1675 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1677 uinfo
->value
.enumerated
.items
= num_chmodes
;
1678 if (uinfo
->value
.enumerated
.item
>= num_chmodes
)
1679 uinfo
->value
.enumerated
.item
= num_chmodes
- 1;
1680 sprintf(uinfo
->value
.enumerated
.name
, "%dch",
1681 chmode
[uinfo
->value
.enumerated
.item
].channels
);
1685 int snd_hda_ch_mode_get(struct hda_codec
*codec
, snd_ctl_elem_value_t
*ucontrol
,
1686 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1691 for (i
= 0; i
< num_chmodes
; i
++) {
1692 if (max_channels
== chmode
[i
].channels
) {
1693 ucontrol
->value
.enumerated
.item
[0] = i
;
1700 int snd_hda_ch_mode_put(struct hda_codec
*codec
, snd_ctl_elem_value_t
*ucontrol
,
1701 const struct hda_channel_mode
*chmode
, int num_chmodes
,
1706 mode
= ucontrol
->value
.enumerated
.item
[0];
1707 snd_assert(mode
< num_chmodes
, return -EINVAL
);
1708 if (*max_channelsp
&& ! codec
->in_resume
)
1710 /* change the current channel setting */
1711 *max_channelsp
= chmode
[mode
].channels
;
1712 if (chmode
[mode
].sequence
)
1713 snd_hda_sequence_write(codec
, chmode
[mode
].sequence
);
1720 int snd_hda_input_mux_info(const struct hda_input_mux
*imux
, snd_ctl_elem_info_t
*uinfo
)
1724 uinfo
->type
= SNDRV_CTL_ELEM_TYPE_ENUMERATED
;
1726 uinfo
->value
.enumerated
.items
= imux
->num_items
;
1727 index
= uinfo
->value
.enumerated
.item
;
1728 if (index
>= imux
->num_items
)
1729 index
= imux
->num_items
- 1;
1730 strcpy(uinfo
->value
.enumerated
.name
, imux
->items
[index
].label
);
1734 int snd_hda_input_mux_put(struct hda_codec
*codec
, const struct hda_input_mux
*imux
,
1735 snd_ctl_elem_value_t
*ucontrol
, hda_nid_t nid
,
1736 unsigned int *cur_val
)
1740 idx
= ucontrol
->value
.enumerated
.item
[0];
1741 if (idx
>= imux
->num_items
)
1742 idx
= imux
->num_items
- 1;
1743 if (*cur_val
== idx
&& ! codec
->in_resume
)
1745 snd_hda_codec_write(codec
, nid
, 0, AC_VERB_SET_CONNECT_SEL
,
1746 imux
->items
[idx
].index
);
1753 * Multi-channel / digital-out PCM helper functions
1757 * open the digital out in the exclusive mode
1759 int snd_hda_multi_out_dig_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1761 down(&codec
->spdif_mutex
);
1762 if (mout
->dig_out_used
) {
1763 up(&codec
->spdif_mutex
);
1764 return -EBUSY
; /* already being used */
1766 mout
->dig_out_used
= HDA_DIG_EXCLUSIVE
;
1767 up(&codec
->spdif_mutex
);
1772 * release the digital out
1774 int snd_hda_multi_out_dig_close(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1776 down(&codec
->spdif_mutex
);
1777 mout
->dig_out_used
= 0;
1778 up(&codec
->spdif_mutex
);
1783 * set up more restrictions for analog out
1785 int snd_hda_multi_out_analog_open(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1786 snd_pcm_substream_t
*substream
)
1788 substream
->runtime
->hw
.channels_max
= mout
->max_channels
;
1789 return snd_pcm_hw_constraint_step(substream
->runtime
, 0,
1790 SNDRV_PCM_HW_PARAM_CHANNELS
, 2);
1794 * set up the i/o for analog out
1795 * when the digital out is available, copy the front out to digital out, too.
1797 int snd_hda_multi_out_analog_prepare(struct hda_codec
*codec
, struct hda_multi_out
*mout
,
1798 unsigned int stream_tag
,
1799 unsigned int format
,
1800 snd_pcm_substream_t
*substream
)
1802 hda_nid_t
*nids
= mout
->dac_nids
;
1803 int chs
= substream
->runtime
->channels
;
1806 down(&codec
->spdif_mutex
);
1807 if (mout
->dig_out_nid
&& mout
->dig_out_used
!= HDA_DIG_EXCLUSIVE
) {
1809 snd_hda_is_supported_format(codec
, mout
->dig_out_nid
, format
) &&
1810 ! (codec
->spdif_status
& IEC958_AES0_NONAUDIO
)) {
1811 mout
->dig_out_used
= HDA_DIG_ANALOG_DUP
;
1812 /* setup digital receiver */
1813 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
,
1814 stream_tag
, 0, format
);
1816 mout
->dig_out_used
= 0;
1817 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1820 up(&codec
->spdif_mutex
);
1823 snd_hda_codec_setup_stream(codec
, nids
[HDA_FRONT
], stream_tag
, 0, format
);
1825 /* headphone out will just decode front left/right (stereo) */
1826 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, stream_tag
, 0, format
);
1828 for (i
= 1; i
< mout
->num_dacs
; i
++) {
1829 if (chs
>= (i
+ 1) * 2) /* independent out */
1830 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, i
* 2,
1832 else /* copy front */
1833 snd_hda_codec_setup_stream(codec
, nids
[i
], stream_tag
, 0,
1840 * clean up the setting for analog out
1842 int snd_hda_multi_out_analog_cleanup(struct hda_codec
*codec
, struct hda_multi_out
*mout
)
1844 hda_nid_t
*nids
= mout
->dac_nids
;
1847 for (i
= 0; i
< mout
->num_dacs
; i
++)
1848 snd_hda_codec_setup_stream(codec
, nids
[i
], 0, 0, 0);
1850 snd_hda_codec_setup_stream(codec
, mout
->hp_nid
, 0, 0, 0);
1851 down(&codec
->spdif_mutex
);
1852 if (mout
->dig_out_nid
&& mout
->dig_out_used
== HDA_DIG_ANALOG_DUP
) {
1853 snd_hda_codec_setup_stream(codec
, mout
->dig_out_nid
, 0, 0, 0);
1854 mout
->dig_out_used
= 0;
1856 up(&codec
->spdif_mutex
);
1861 * Helper for automatic ping configuration
1863 /* parse all pin widgets and store the useful pin nids to cfg */
1864 int snd_hda_parse_pin_def_config(struct hda_codec
*codec
, struct auto_pin_cfg
*cfg
)
1866 hda_nid_t nid
, nid_start
;
1868 short seq
, sequences
[4], assoc_line_out
;
1870 memset(cfg
, 0, sizeof(*cfg
));
1872 memset(sequences
, 0, sizeof(sequences
));
1875 nodes
= snd_hda_get_sub_nodes(codec
, codec
->afg
, &nid_start
);
1876 for (nid
= nid_start
; nid
< nodes
+ nid_start
; nid
++) {
1877 unsigned int wid_caps
= snd_hda_param_read(codec
, nid
,
1878 AC_PAR_AUDIO_WIDGET_CAP
);
1879 unsigned int wid_type
= (wid_caps
& AC_WCAP_TYPE
) >> AC_WCAP_TYPE_SHIFT
;
1880 unsigned int def_conf
;
1883 /* read all default configuration for pin complex */
1884 if (wid_type
!= AC_WID_PIN
)
1886 def_conf
= snd_hda_codec_read(codec
, nid
, 0, AC_VERB_GET_CONFIG_DEFAULT
, 0);
1887 if (get_defcfg_connect(def_conf
) == AC_JACK_PORT_NONE
)
1889 loc
= get_defcfg_location(def_conf
);
1890 switch (get_defcfg_device(def_conf
)) {
1891 case AC_JACK_LINE_OUT
:
1892 seq
= get_defcfg_sequence(def_conf
);
1893 assoc
= get_defcfg_association(def_conf
);
1896 if (! assoc_line_out
)
1897 assoc_line_out
= assoc
;
1898 else if (assoc_line_out
!= assoc
)
1900 if (cfg
->line_outs
>= ARRAY_SIZE(cfg
->line_out_pins
))
1902 cfg
->line_out_pins
[cfg
->line_outs
] = nid
;
1903 sequences
[cfg
->line_outs
] = seq
;
1906 case AC_JACK_SPEAKER
:
1907 cfg
->speaker_pin
= nid
;
1909 case AC_JACK_HP_OUT
:
1912 case AC_JACK_MIC_IN
:
1913 if (loc
== AC_JACK_LOC_FRONT
)
1914 cfg
->input_pins
[AUTO_PIN_FRONT_MIC
] = nid
;
1916 cfg
->input_pins
[AUTO_PIN_MIC
] = nid
;
1918 case AC_JACK_LINE_IN
:
1919 if (loc
== AC_JACK_LOC_FRONT
)
1920 cfg
->input_pins
[AUTO_PIN_FRONT_LINE
] = nid
;
1922 cfg
->input_pins
[AUTO_PIN_LINE
] = nid
;
1925 cfg
->input_pins
[AUTO_PIN_CD
] = nid
;
1928 cfg
->input_pins
[AUTO_PIN_AUX
] = nid
;
1930 case AC_JACK_SPDIF_OUT
:
1931 cfg
->dig_out_pin
= nid
;
1933 case AC_JACK_SPDIF_IN
:
1934 cfg
->dig_in_pin
= nid
;
1939 /* sort by sequence */
1940 for (i
= 0; i
< cfg
->line_outs
; i
++)
1941 for (j
= i
+ 1; j
< cfg
->line_outs
; j
++)
1942 if (sequences
[i
] > sequences
[j
]) {
1944 sequences
[i
] = sequences
[j
];
1946 nid
= cfg
->line_out_pins
[i
];
1947 cfg
->line_out_pins
[i
] = cfg
->line_out_pins
[j
];
1948 cfg
->line_out_pins
[j
] = nid
;
1951 /* Reorder the surround channels
1952 * ALSA sequence is front/surr/clfe/side
1954 * 4-ch: front/surr => OK as it is
1955 * 6-ch: front/clfe/surr
1956 * 8-ch: front/clfe/side/surr
1958 switch (cfg
->line_outs
) {
1960 nid
= cfg
->line_out_pins
[1];
1961 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[2];
1962 cfg
->line_out_pins
[2] = nid
;
1965 nid
= cfg
->line_out_pins
[1];
1966 cfg
->line_out_pins
[1] = cfg
->line_out_pins
[3];
1967 cfg
->line_out_pins
[3] = cfg
->line_out_pins
[2];
1968 cfg
->line_out_pins
[2] = nid
;
1981 * snd_hda_suspend - suspend the codecs
1983 * @state: suspsend state
1985 * Returns 0 if successful.
1987 int snd_hda_suspend(struct hda_bus
*bus
, pm_message_t state
)
1989 struct list_head
*p
;
1991 /* FIXME: should handle power widget capabilities */
1992 list_for_each(p
, &bus
->codec_list
) {
1993 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
1994 if (codec
->patch_ops
.suspend
)
1995 codec
->patch_ops
.suspend(codec
, state
);
2001 * snd_hda_resume - resume the codecs
2003 * @state: resume state
2005 * Returns 0 if successful.
2007 int snd_hda_resume(struct hda_bus
*bus
)
2009 struct list_head
*p
;
2011 list_for_each(p
, &bus
->codec_list
) {
2012 struct hda_codec
*codec
= list_entry(p
, struct hda_codec
, list
);
2013 if (codec
->patch_ops
.resume
)
2014 codec
->patch_ops
.resume(codec
);
2020 * snd_hda_resume_ctls - resume controls in the new control list
2021 * @codec: the HDA codec
2022 * @knew: the array of snd_kcontrol_new_t
2024 * This function resumes the mixer controls in the snd_kcontrol_new_t array,
2025 * originally for snd_hda_add_new_ctls().
2026 * The array must be terminated with an empty entry as terminator.
2028 int snd_hda_resume_ctls(struct hda_codec
*codec
, snd_kcontrol_new_t
*knew
)
2030 snd_ctl_elem_value_t
*val
;
2032 val
= kmalloc(sizeof(*val
), GFP_KERNEL
);
2035 codec
->in_resume
= 1;
2036 for (; knew
->name
; knew
++) {
2038 count
= knew
->count
? knew
->count
: 1;
2039 for (i
= 0; i
< count
; i
++) {
2040 memset(val
, 0, sizeof(*val
));
2041 val
->id
.iface
= knew
->iface
;
2042 val
->id
.device
= knew
->device
;
2043 val
->id
.subdevice
= knew
->subdevice
;
2044 strcpy(val
->id
.name
, knew
->name
);
2045 val
->id
.index
= knew
->index
? knew
->index
: i
;
2046 /* Assume that get callback reads only from cache,
2047 * not accessing to the real hardware
2049 if (snd_ctl_elem_read(codec
->bus
->card
, val
) < 0)
2051 snd_ctl_elem_write(codec
->bus
->card
, NULL
, val
);
2054 codec
->in_resume
= 0;
2060 * snd_hda_resume_spdif_out - resume the digital out
2061 * @codec: the HDA codec
2063 int snd_hda_resume_spdif_out(struct hda_codec
*codec
)
2065 return snd_hda_resume_ctls(codec
, dig_mixes
);
2069 * snd_hda_resume_spdif_in - resume the digital in
2070 * @codec: the HDA codec
2072 int snd_hda_resume_spdif_in(struct hda_codec
*codec
)
2074 return snd_hda_resume_ctls(codec
, dig_in_ctls
);
2079 * symbols exported for controller modules
2081 EXPORT_SYMBOL(snd_hda_codec_read
);
2082 EXPORT_SYMBOL(snd_hda_codec_write
);
2083 EXPORT_SYMBOL(snd_hda_sequence_write
);
2084 EXPORT_SYMBOL(snd_hda_get_sub_nodes
);
2085 EXPORT_SYMBOL(snd_hda_queue_unsol_event
);
2086 EXPORT_SYMBOL(snd_hda_bus_new
);
2087 EXPORT_SYMBOL(snd_hda_codec_new
);
2088 EXPORT_SYMBOL(snd_hda_codec_setup_stream
);
2089 EXPORT_SYMBOL(snd_hda_calc_stream_format
);
2090 EXPORT_SYMBOL(snd_hda_build_pcms
);
2091 EXPORT_SYMBOL(snd_hda_build_controls
);
2093 EXPORT_SYMBOL(snd_hda_suspend
);
2094 EXPORT_SYMBOL(snd_hda_resume
);
2101 static int __init
alsa_hda_init(void)
2106 static void __exit
alsa_hda_exit(void)
2110 module_init(alsa_hda_init
)
2111 module_exit(alsa_hda_exit
)