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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 13:13:38 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 13:13:38 -0400
commitfc8a327db6c46de783b1a4276d846841b9abc24c (patch)
treebee512c142cccea93511debd98ef954581693727 /sound/pci/hda/hda_codec.h
parent92d15c2ccbb3e31a3fc71ad28fdb55e1319383c0 (diff)
parent24837e6f249a2c83667552e6871c1543b4a6b934 (diff)
Merge branch 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa
* 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa: (264 commits) [ALSA] version 1.0.15 [ALSA] Fix thinko in cs4231 mce down check [ALSA] sun-cs4231: improved waiting after MCE down [ALSA] sun-cs4231: use cs4231-regs.h [ALSA] This simplifies and fixes waiting loops of the mce_down() [ALSA] This patch adds support for a wavetable chip on [ALSA] This patch removes open_mutex from the ad1848-lib as [ALSA] fix bootup crash in snd_gus_interrupt() [ALSA] hda-codec - Fix SKU ID function for realtek codecs [ALSA] Support ASUS P701 eeepc [0x1043 0x82a1] support [ALSA] hda-codec - Add array terminator for dmic in STAC codec [ALSA] hdsp - Fix zero division [ALSA] usb-audio - Fix double comment [ALSA] hda-codec - Fix STAC922x volume knob control [ALSA] Changed Jaroslav Kysela's e-mail from perex@suse.cz to perex@perex.cz [ALSA] hda-codec - Fix for Fujitsu Lifebook C1410 [ALSA] mpu-401: remove MPU401_INFO_UART_ONLY flag [ALSA] mpu-401: do not require an ACK byte for the ENTER_UART command [ALSA] via82xx - Add DXS quirk for Shuttle AK31v2 [ALSA] hda-codec - Fix input_mux numbers for vaio stac92xx ...
Diffstat (limited to 'sound/pci/hda/hda_codec.h')
-rw-r--r--sound/pci/hda/hda_codec.h113
1 files changed, 88 insertions, 25 deletions
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 56c26e7ccdf1..2bce925d84ef 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -24,6 +24,11 @@
24#include <sound/info.h> 24#include <sound/info.h>
25#include <sound/control.h> 25#include <sound/control.h>
26#include <sound/pcm.h> 26#include <sound/pcm.h>
27#include <sound/hwdep.h>
28
29#if defined(CONFIG_PM) || defined(CONFIG_SND_HDA_POWER_SAVE)
30#define SND_HDA_NEEDS_RESUME /* resume control code is required */
31#endif
27 32
28/* 33/*
29 * nodes 34 * nodes
@@ -199,7 +204,9 @@ enum {
199#define AC_AMPCAP_OFFSET_SHIFT 0 204#define AC_AMPCAP_OFFSET_SHIFT 0
200#define AC_AMPCAP_NUM_STEPS (0x7f<<8) /* number of steps */ 205#define AC_AMPCAP_NUM_STEPS (0x7f<<8) /* number of steps */
201#define AC_AMPCAP_NUM_STEPS_SHIFT 8 206#define AC_AMPCAP_NUM_STEPS_SHIFT 8
202#define AC_AMPCAP_STEP_SIZE (0x7f<<16) /* step size 0-32dB in 0.25dB */ 207#define AC_AMPCAP_STEP_SIZE (0x7f<<16) /* step size 0-32dB
208 * in 0.25dB
209 */
203#define AC_AMPCAP_STEP_SIZE_SHIFT 16 210#define AC_AMPCAP_STEP_SIZE_SHIFT 16
204#define AC_AMPCAP_MUTE (1<<31) /* mute capable */ 211#define AC_AMPCAP_MUTE (1<<31) /* mute capable */
205#define AC_AMPCAP_MUTE_SHIFT 31 212#define AC_AMPCAP_MUTE_SHIFT 31
@@ -409,6 +416,10 @@ struct hda_bus_ops {
409 unsigned int (*get_response)(struct hda_codec *codec); 416 unsigned int (*get_response)(struct hda_codec *codec);
410 /* free the private data */ 417 /* free the private data */
411 void (*private_free)(struct hda_bus *); 418 void (*private_free)(struct hda_bus *);
419#ifdef CONFIG_SND_HDA_POWER_SAVE
420 /* notify power-up/down from codec to contoller */
421 void (*pm_notify)(struct hda_codec *codec);
422#endif
412}; 423};
413 424
414/* template to pass to the bus constructor */ 425/* template to pass to the bus constructor */
@@ -436,7 +447,8 @@ struct hda_bus {
436 447
437 /* codec linked list */ 448 /* codec linked list */
438 struct list_head codec_list; 449 struct list_head codec_list;
439 struct hda_codec *caddr_tbl[HDA_MAX_CODEC_ADDRESS + 1]; /* caddr -> codec */ 450 /* link caddr -> codec */
451 struct hda_codec *caddr_tbl[HDA_MAX_CODEC_ADDRESS + 1];
440 452
441 struct mutex cmd_mutex; 453 struct mutex cmd_mutex;
442 454
@@ -469,19 +481,34 @@ struct hda_codec_ops {
469 int (*init)(struct hda_codec *codec); 481 int (*init)(struct hda_codec *codec);
470 void (*free)(struct hda_codec *codec); 482 void (*free)(struct hda_codec *codec);
471 void (*unsol_event)(struct hda_codec *codec, unsigned int res); 483 void (*unsol_event)(struct hda_codec *codec, unsigned int res);
472#ifdef CONFIG_PM 484#ifdef SND_HDA_NEEDS_RESUME
473 int (*suspend)(struct hda_codec *codec, pm_message_t state); 485 int (*suspend)(struct hda_codec *codec, pm_message_t state);
474 int (*resume)(struct hda_codec *codec); 486 int (*resume)(struct hda_codec *codec);
475#endif 487#endif
488#ifdef CONFIG_SND_HDA_POWER_SAVE
489 int (*check_power_status)(struct hda_codec *codec, hda_nid_t nid);
490#endif
476}; 491};
477 492
478/* record for amp information cache */ 493/* record for amp information cache */
479struct hda_amp_info { 494struct hda_cache_head {
480 u32 key; /* hash key */ 495 u32 key; /* hash key */
496 u16 val; /* assigned value */
497 u16 next; /* next link; -1 = terminal */
498};
499
500struct hda_amp_info {
501 struct hda_cache_head head;
481 u32 amp_caps; /* amp capabilities */ 502 u32 amp_caps; /* amp capabilities */
482 u16 vol[2]; /* current volume & mute */ 503 u16 vol[2]; /* current volume & mute */
483 u16 status; /* update flag */ 504};
484 u16 next; /* next link */ 505
506struct hda_cache_rec {
507 u16 hash[64]; /* hash table for index */
508 unsigned int num_entries; /* number of assigned entries */
509 unsigned int size; /* allocated size */
510 unsigned int record_size; /* record size (including header) */
511 void *buffer; /* hash table entries */
485}; 512};
486 513
487/* PCM callbacks */ 514/* PCM callbacks */
@@ -499,7 +526,7 @@ struct hda_pcm_ops {
499 526
500/* PCM information for each substream */ 527/* PCM information for each substream */
501struct hda_pcm_stream { 528struct hda_pcm_stream {
502 unsigned int substreams; /* number of substreams, 0 = not exist */ 529 unsigned int substreams; /* number of substreams, 0 = not exist*/
503 unsigned int channels_min; /* min. number of channels */ 530 unsigned int channels_min; /* min. number of channels */
504 unsigned int channels_max; /* max. number of channels */ 531 unsigned int channels_max; /* max. number of channels */
505 hda_nid_t nid; /* default NID to query rates/formats/bps, or set up */ 532 hda_nid_t nid; /* default NID to query rates/formats/bps, or set up */
@@ -536,11 +563,6 @@ struct hda_codec {
536 /* set by patch */ 563 /* set by patch */
537 struct hda_codec_ops patch_ops; 564 struct hda_codec_ops patch_ops;
538 565
539 /* resume phase - all controls should update even if
540 * the values are not changed
541 */
542 unsigned int in_resume;
543
544 /* PCM to create, set by patch_ops.build_pcms callback */ 566 /* PCM to create, set by patch_ops.build_pcms callback */
545 unsigned int num_pcms; 567 unsigned int num_pcms;
546 struct hda_pcm *pcm_info; 568 struct hda_pcm *pcm_info;
@@ -553,16 +575,22 @@ struct hda_codec {
553 hda_nid_t start_nid; 575 hda_nid_t start_nid;
554 u32 *wcaps; 576 u32 *wcaps;
555 577
556 /* hash for amp access */ 578 struct hda_cache_rec amp_cache; /* cache for amp access */
557 u16 amp_hash[32]; 579 struct hda_cache_rec cmd_cache; /* cache for other commands */
558 int num_amp_entries;
559 int amp_info_size;
560 struct hda_amp_info *amp_info;
561 580
562 struct mutex spdif_mutex; 581 struct mutex spdif_mutex;
563 unsigned int spdif_status; /* IEC958 status bits */ 582 unsigned int spdif_status; /* IEC958 status bits */
564 unsigned short spdif_ctls; /* SPDIF control bits */ 583 unsigned short spdif_ctls; /* SPDIF control bits */
565 unsigned int spdif_in_enable; /* SPDIF input enable? */ 584 unsigned int spdif_in_enable; /* SPDIF input enable? */
585
586 struct snd_hwdep *hwdep; /* assigned hwdep device */
587
588#ifdef CONFIG_SND_HDA_POWER_SAVE
589 unsigned int power_on :1; /* current (global) power-state */
590 unsigned int power_transition :1; /* power-state in transition */
591 int power_count; /* current (global) power refcount */
592 struct delayed_work power_work; /* delayed task for powerdown */
593#endif
566}; 594};
567 595
568/* direction */ 596/* direction */
@@ -582,13 +610,17 @@ int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
582/* 610/*
583 * low level functions 611 * low level functions
584 */ 612 */
585unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, int direct, 613unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
614 int direct,
586 unsigned int verb, unsigned int parm); 615 unsigned int verb, unsigned int parm);
587int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct, 616int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
588 unsigned int verb, unsigned int parm); 617 unsigned int verb, unsigned int parm);
589#define snd_hda_param_read(codec, nid, param) snd_hda_codec_read(codec, nid, 0, AC_VERB_PARAMETERS, param) 618#define snd_hda_param_read(codec, nid, param) \
590int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, hda_nid_t *start_id); 619 snd_hda_codec_read(codec, nid, 0, AC_VERB_PARAMETERS, param)
591int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t *conn_list, int max_conns); 620int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
621 hda_nid_t *start_id);
622int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
623 hda_nid_t *conn_list, int max_conns);
592 624
593struct hda_verb { 625struct hda_verb {
594 hda_nid_t nid; 626 hda_nid_t nid;
@@ -596,11 +628,24 @@ struct hda_verb {
596 u32 param; 628 u32 param;
597}; 629};
598 630
599void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq); 631void snd_hda_sequence_write(struct hda_codec *codec,
632 const struct hda_verb *seq);
600 633
601/* unsolicited event */ 634/* unsolicited event */
602int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex); 635int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex);
603 636
637/* cached write */
638#ifdef SND_HDA_NEEDS_RESUME
639int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
640 int direct, unsigned int verb, unsigned int parm);
641void snd_hda_sequence_write_cache(struct hda_codec *codec,
642 const struct hda_verb *seq);
643void snd_hda_codec_resume_cache(struct hda_codec *codec);
644#else
645#define snd_hda_codec_write_cache snd_hda_codec_write
646#define snd_hda_sequence_write_cache snd_hda_sequence_write
647#endif
648
604/* 649/*
605 * Mixer 650 * Mixer
606 */ 651 */
@@ -610,10 +655,13 @@ int snd_hda_build_controls(struct hda_bus *bus);
610 * PCM 655 * PCM
611 */ 656 */
612int snd_hda_build_pcms(struct hda_bus *bus); 657int snd_hda_build_pcms(struct hda_bus *bus);
613void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, u32 stream_tag, 658void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
659 u32 stream_tag,
614 int channel_id, int format); 660 int channel_id, int format);
615unsigned int snd_hda_calc_stream_format(unsigned int rate, unsigned int channels, 661unsigned int snd_hda_calc_stream_format(unsigned int rate,
616 unsigned int format, unsigned int maxbps); 662 unsigned int channels,
663 unsigned int format,
664 unsigned int maxbps);
617int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, 665int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
618 u32 *ratesp, u64 *formatsp, unsigned int *bpsp); 666 u32 *ratesp, u64 *formatsp, unsigned int *bpsp);
619int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, 667int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
@@ -632,4 +680,19 @@ int snd_hda_suspend(struct hda_bus *bus, pm_message_t state);
632int snd_hda_resume(struct hda_bus *bus); 680int snd_hda_resume(struct hda_bus *bus);
633#endif 681#endif
634 682
683/*
684 * power saving
685 */
686#ifdef CONFIG_SND_HDA_POWER_SAVE
687void snd_hda_power_up(struct hda_codec *codec);
688void snd_hda_power_down(struct hda_codec *codec);
689#define snd_hda_codec_needs_resume(codec) codec->power_count
690int snd_hda_codecs_inuse(struct hda_bus *bus);
691#else
692static inline void snd_hda_power_up(struct hda_codec *codec) {}
693static inline void snd_hda_power_down(struct hda_codec *codec) {}
694#define snd_hda_codec_needs_resume(codec) 1
695#define snd_hda_codecs_inuse(bus) 1
696#endif
697
635#endif /* __SOUND_HDA_CODEC_H */ 698#endif /* __SOUND_HDA_CODEC_H */