X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=sound%2Fpci%2Fhda%2Fhda_codec.h;h=09a332ada0c68dd8a840de095846fe4f9328abcc;hb=e8c0ee5d77ec0f144c753a622c67dd96fa195d50;hp=263f5b698bac4268f6a2b01ee57d993e147c4c2a;hpb=98f759a61639b40686e607ecc6fefacb4c249c82;p=safe%2Fjmp%2Flinux-2.6 diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 263f5b6..09a332a 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -24,6 +24,11 @@ #include #include #include +#include + +#if defined(CONFIG_PM) || defined(CONFIG_SND_HDA_POWER_SAVE) +#define SND_HDA_NEEDS_RESUME /* resume control code is required */ +#endif /* * nodes @@ -72,10 +77,27 @@ enum { #define AC_VERB_GET_PIN_SENSE 0x0f09 #define AC_VERB_GET_BEEP_CONTROL 0x0f0a #define AC_VERB_GET_EAPD_BTLENABLE 0x0f0c -#define AC_VERB_GET_DIGI_CONVERT 0x0f0d +#define AC_VERB_GET_DIGI_CONVERT_1 0x0f0d +#define AC_VERB_GET_DIGI_CONVERT_2 0x0f0e /* unused */ #define AC_VERB_GET_VOLUME_KNOB_CONTROL 0x0f0f /* f10-f1a: GPIO */ +#define AC_VERB_GET_GPIO_DATA 0x0f15 +#define AC_VERB_GET_GPIO_MASK 0x0f16 +#define AC_VERB_GET_GPIO_DIRECTION 0x0f17 +#define AC_VERB_GET_GPIO_WAKE_MASK 0x0f18 +#define AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK 0x0f19 +#define AC_VERB_GET_GPIO_STICKY_MASK 0x0f1a #define AC_VERB_GET_CONFIG_DEFAULT 0x0f1c +/* f20: AFG/MFG */ +#define AC_VERB_GET_SUBSYSTEM_ID 0x0f20 +#define AC_VERB_GET_CVT_CHAN_COUNT 0x0f2d +#define AC_VERB_GET_HDMI_DIP_SIZE 0x0f2e +#define AC_VERB_GET_HDMI_ELDD 0x0f2f +#define AC_VERB_GET_HDMI_DIP_INDEX 0x0f30 +#define AC_VERB_GET_HDMI_DIP_DATA 0x0f31 +#define AC_VERB_GET_HDMI_DIP_XMIT 0x0f32 +#define AC_VERB_GET_HDMI_CP_CTRL 0x0f33 +#define AC_VERB_GET_HDMI_CHAN_SLOT 0x0f34 /* * SET verbs @@ -93,15 +115,28 @@ enum { #define AC_VERB_SET_UNSOLICITED_ENABLE 0x708 #define AC_VERB_SET_PIN_SENSE 0x709 #define AC_VERB_SET_BEEP_CONTROL 0x70a -#define AC_VERB_SET_EAPD_BTLENALBE 0x70c +#define AC_VERB_SET_EAPD_BTLENABLE 0x70c #define AC_VERB_SET_DIGI_CONVERT_1 0x70d #define AC_VERB_SET_DIGI_CONVERT_2 0x70e #define AC_VERB_SET_VOLUME_KNOB_CONTROL 0x70f +#define AC_VERB_SET_GPIO_DATA 0x715 +#define AC_VERB_SET_GPIO_MASK 0x716 +#define AC_VERB_SET_GPIO_DIRECTION 0x717 +#define AC_VERB_SET_GPIO_WAKE_MASK 0x718 +#define AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK 0x719 +#define AC_VERB_SET_GPIO_STICKY_MASK 0x71a #define AC_VERB_SET_CONFIG_DEFAULT_BYTES_0 0x71c #define AC_VERB_SET_CONFIG_DEFAULT_BYTES_1 0x71d #define AC_VERB_SET_CONFIG_DEFAULT_BYTES_2 0x71e #define AC_VERB_SET_CONFIG_DEFAULT_BYTES_3 0x71f +#define AC_VERB_SET_EAPD 0x788 #define AC_VERB_SET_CODEC_RESET 0x7ff +#define AC_VERB_SET_CVT_CHAN_COUNT 0x72d +#define AC_VERB_SET_HDMI_DIP_INDEX 0x730 +#define AC_VERB_SET_HDMI_DIP_DATA 0x731 +#define AC_VERB_SET_HDMI_DIP_XMIT 0x732 +#define AC_VERB_SET_HDMI_CP_CTRL 0x733 +#define AC_VERB_SET_HDMI_CHAN_SLOT 0x734 /* * Parameter IDs @@ -122,6 +157,8 @@ enum { #define AC_PAR_PROC_CAP 0x10 #define AC_PAR_GPIO_CAP 0x11 #define AC_PAR_AMP_OUT_CAP 0x12 +#define AC_PAR_VOL_KNB_CAP 0x13 +#define AC_PAR_HDMI_LPCM_CAP 0x20 /* * AC_VERB_PARAMETERS results (32bit) @@ -150,6 +187,8 @@ enum { #define AC_WCAP_DIGITAL (1<<9) /* digital I/O */ #define AC_WCAP_POWER (1<<10) /* power control */ #define AC_WCAP_LR_SWAP (1<<11) /* L/R swap */ +#define AC_WCAP_CP_CAPS (1<<12) /* content protection */ +#define AC_WCAP_CHAN_CNT_EXT (7<<13) /* channel count ext */ #define AC_WCAP_DELAY (0xf<<16) #define AC_WCAP_DELAY_SHIFT 16 #define AC_WCAP_TYPE (0xf<<20) @@ -168,6 +207,38 @@ enum { #define AC_SUPFMT_FLOAT32 (1<<1) #define AC_SUPFMT_AC3 (1<<2) +/* GP I/O count */ +#define AC_GPIO_IO_COUNT (0xff<<0) +#define AC_GPIO_O_COUNT (0xff<<8) +#define AC_GPIO_O_COUNT_SHIFT 8 +#define AC_GPIO_I_COUNT (0xff<<16) +#define AC_GPIO_I_COUNT_SHIFT 16 +#define AC_GPIO_UNSOLICITED (1<<30) +#define AC_GPIO_WAKE (1<<31) + +/* Converter stream, channel */ +#define AC_CONV_CHANNEL (0xf<<0) +#define AC_CONV_STREAM (0xf<<4) +#define AC_CONV_STREAM_SHIFT 4 + +/* Input converter SDI select */ +#define AC_SDI_SELECT (0xf<<0) + +/* Unsolicited response control */ +#define AC_UNSOL_TAG (0x3f<<0) +#define AC_UNSOL_ENABLED (1<<7) +#define AC_USRSP_EN AC_UNSOL_ENABLED + +/* Unsolicited responses */ +#define AC_UNSOL_RES_TAG (0x3f<<26) +#define AC_UNSOL_RES_TAG_SHIFT 26 +#define AC_UNSOL_RES_SUBTAG (0x1f<<21) +#define AC_UNSOL_RES_SUBTAG_SHIFT 21 +#define AC_UNSOL_RES_ELDV (1<<1) /* ELD Data valid (for HDMI) */ +#define AC_UNSOL_RES_PD (1<<0) /* pinsense detect */ +#define AC_UNSOL_RES_CP_STATE (1<<1) /* content protection */ +#define AC_UNSOL_RES_CP_READY (1<<0) /* content protection */ + /* Pin widget capabilies */ #define AC_PINCAP_IMP_SENSE (1<<0) /* impedance sense capable */ #define AC_PINCAP_TRIG_REQ (1<<1) /* trigger required */ @@ -176,6 +247,14 @@ enum { #define AC_PINCAP_OUT (1<<4) /* output capable */ #define AC_PINCAP_IN (1<<5) /* input capable */ #define AC_PINCAP_BALANCE (1<<6) /* balanced I/O capable */ +/* Note: This LR_SWAP pincap is defined in the Realtek ALC883 specification, + * but is marked reserved in the Intel HDA specification. + */ +#define AC_PINCAP_LR_SWAP (1<<7) /* L/R swap */ +/* Note: The same bit as LR_SWAP is newly defined as HDMI capability + * in HD-audio specification + */ +#define AC_PINCAP_HDMI (1<<7) /* HDMI pin */ #define AC_PINCAP_VREF (0x37<<8) #define AC_PINCAP_VREF_SHIFT 8 #define AC_PINCAP_EAPD (1<<16) /* EAPD capable */ @@ -191,7 +270,9 @@ enum { #define AC_AMPCAP_OFFSET_SHIFT 0 #define AC_AMPCAP_NUM_STEPS (0x7f<<8) /* number of steps */ #define AC_AMPCAP_NUM_STEPS_SHIFT 8 -#define AC_AMPCAP_STEP_SIZE (0x7f<<16) /* step size 0-32dB in 0.25dB */ +#define AC_AMPCAP_STEP_SIZE (0x7f<<16) /* step size 0-32dB + * in 0.25dB + */ #define AC_AMPCAP_STEP_SIZE_SHIFT 16 #define AC_AMPCAP_MUTE (1<<31) /* mute capable */ #define AC_AMPCAP_MUTE_SHIFT 31 @@ -206,20 +287,46 @@ enum { #define AC_PWRST_D2SUP (1<<2) #define AC_PWRST_D3SUP (1<<3) +/* Power state values */ +#define AC_PWRST_SETTING (0xf<<0) +#define AC_PWRST_ACTUAL (0xf<<4) +#define AC_PWRST_ACTUAL_SHIFT 4 +#define AC_PWRST_D0 0x00 +#define AC_PWRST_D1 0x01 +#define AC_PWRST_D2 0x02 +#define AC_PWRST_D3 0x03 + /* Processing capabilies */ #define AC_PCAP_BENIGN (1<<0) #define AC_PCAP_NUM_COEF (0xff<<8) +#define AC_PCAP_NUM_COEF_SHIFT 8 /* Volume knobs capabilities */ #define AC_KNBCAP_NUM_STEPS (0x7f<<0) -#define AC_KNBCAP_DELTA (1<<8) +#define AC_KNBCAP_DELTA (1<<7) + +/* HDMI LPCM capabilities */ +#define AC_LPCMCAP_48K_CP_CHNS (0x0f<<0) /* max channels w/ CP-on */ +#define AC_LPCMCAP_48K_NO_CHNS (0x0f<<4) /* max channels w/o CP-on */ +#define AC_LPCMCAP_48K_20BIT (1<<8) /* 20b bitrate supported */ +#define AC_LPCMCAP_48K_24BIT (1<<9) /* 24b bitrate supported */ +#define AC_LPCMCAP_96K_CP_CHNS (0x0f<<10) /* max channels w/ CP-on */ +#define AC_LPCMCAP_96K_NO_CHNS (0x0f<<14) /* max channels w/o CP-on */ +#define AC_LPCMCAP_96K_20BIT (1<<18) /* 20b bitrate supported */ +#define AC_LPCMCAP_96K_24BIT (1<<19) /* 24b bitrate supported */ +#define AC_LPCMCAP_192K_CP_CHNS (0x0f<<20) /* max channels w/ CP-on */ +#define AC_LPCMCAP_192K_NO_CHNS (0x0f<<24) /* max channels w/o CP-on */ +#define AC_LPCMCAP_192K_20BIT (1<<28) /* 20b bitrate supported */ +#define AC_LPCMCAP_192K_24BIT (1<<29) /* 24b bitrate supported */ +#define AC_LPCMCAP_44K (1<<30) /* 44.1kHz support */ +#define AC_LPCMCAP_44K_MS (1<<31) /* 44.1kHz-multiplies support */ /* * Control Parameters */ /* Amp gain/mute */ -#define AC_AMP_MUTE (1<<8) +#define AC_AMP_MUTE (1<<7) #define AC_AMP_GAIN (0x7f) #define AC_AMP_GET_INDEX (0xf<<0) @@ -245,6 +352,9 @@ enum { #define AC_DIG1_PROFESSIONAL (1<<6) #define AC_DIG1_LEVEL (1<<7) +/* DIGITAL2 bits */ +#define AC_DIG2_CC (0x7f<<0) + /* Pin widget control - 8bit */ #define AC_PINCTL_VREFEN (0x7<<0) #define AC_PINCTL_VREF_HIZ 0 /* Hi-Z */ @@ -256,10 +366,51 @@ enum { #define AC_PINCTL_OUT_EN (1<<6) #define AC_PINCTL_HP_EN (1<<7) +/* Pin sense - 32bit */ +#define AC_PINSENSE_IMPEDANCE_MASK (0x7fffffff) +#define AC_PINSENSE_PRESENCE (1<<31) +#define AC_PINSENSE_ELDV (1<<30) /* ELD valid (HDMI) */ + +/* EAPD/BTL enable - 32bit */ +#define AC_EAPDBTL_BALANCED (1<<0) +#define AC_EAPDBTL_EAPD (1<<1) +#define AC_EAPDBTL_LR_SWAP (1<<2) + +/* HDMI ELD data */ +#define AC_ELDD_ELD_VALID (1<<31) +#define AC_ELDD_ELD_DATA 0xff + +/* HDMI DIP size */ +#define AC_DIPSIZE_ELD_BUF (1<<3) /* ELD buf size of packet size */ +#define AC_DIPSIZE_PACK_IDX (0x07<<0) /* packet index */ + +/* HDMI DIP index */ +#define AC_DIPIDX_PACK_IDX (0x07<<5) /* packet idnex */ +#define AC_DIPIDX_BYTE_IDX (0x1f<<0) /* byte index */ + +/* HDMI DIP xmit (transmit) control */ +#define AC_DIPXMIT_MASK (0x3<<6) +#define AC_DIPXMIT_DISABLE (0x0<<6) /* disable xmit */ +#define AC_DIPXMIT_ONCE (0x2<<6) /* xmit once then disable */ +#define AC_DIPXMIT_BEST (0x3<<6) /* best effort */ + +/* HDMI content protection (CP) control */ +#define AC_CPCTRL_CES (1<<9) /* current encryption state */ +#define AC_CPCTRL_READY (1<<8) /* ready bit */ +#define AC_CPCTRL_SUBTAG (0x1f<<3) /* subtag for unsol-resp */ +#define AC_CPCTRL_STATE (3<<0) /* current CP request state */ + +/* Converter channel <-> HDMI slot mapping */ +#define AC_CVTMAP_HDMI_SLOT (0xf<<0) /* HDMI slot number */ +#define AC_CVTMAP_CHAN (0xf<<4) /* converter channel number */ + /* configuration default - 32bit */ #define AC_DEFCFG_SEQUENCE (0xf<<0) #define AC_DEFCFG_DEF_ASSOC (0xf<<4) +#define AC_DEFCFG_ASSOC_SHIFT 4 #define AC_DEFCFG_MISC (0xf<<8) +#define AC_DEFCFG_MISC_SHIFT 8 +#define AC_DEFCFG_MISC_NO_PRESENCE (1<<0) #define AC_DEFCFG_COLOR (0xf<<12) #define AC_DEFCFG_COLOR_SHIFT 12 #define AC_DEFCFG_CONN_TYPE (0xf<<16) @@ -363,16 +514,47 @@ enum { }; /* max. connections to a widget */ -#define HDA_MAX_CONNECTIONS 16 +#define HDA_MAX_CONNECTIONS 32 /* max. codec address */ #define HDA_MAX_CODEC_ADDRESS 0x0f /* + * generic arrays + */ +struct snd_array { + unsigned int used; + unsigned int alloced; + unsigned int elem_size; + unsigned int alloc_align; + void *list; +}; + +void *snd_array_new(struct snd_array *array); +void snd_array_free(struct snd_array *array); +static inline void snd_array_init(struct snd_array *array, unsigned int size, + unsigned int align) +{ + array->elem_size = size; + array->alloc_align = align; +} + +static inline void *snd_array_elem(struct snd_array *array, unsigned int idx) +{ + return array->list + idx * array->elem_size; +} + +static inline unsigned int snd_array_index(struct snd_array *array, void *ptr) +{ + return (unsigned long)(ptr - array->list) / array->elem_size; +} + +/* * Structures */ struct hda_bus; +struct hda_beep; struct hda_codec; struct hda_pcm; struct hda_pcm_stream; @@ -384,12 +566,18 @@ typedef u16 hda_nid_t; /* bus operators */ struct hda_bus_ops { /* send a single command */ - int (*command)(struct hda_codec *codec, hda_nid_t nid, int direct, - unsigned int verb, unsigned int parm); + int (*command)(struct hda_bus *bus, unsigned int cmd); /* get a response from the last command */ - unsigned int (*get_response)(struct hda_codec *codec); + unsigned int (*get_response)(struct hda_bus *bus); /* free the private data */ void (*private_free)(struct hda_bus *); + /* attach a PCM stream */ + int (*attach_pcm)(struct hda_bus *bus, struct hda_codec *codec, + struct hda_pcm *pcm); +#ifdef CONFIG_SND_HDA_POWER_SAVE + /* notify power-up/down from codec to controller */ + void (*pm_notify)(struct hda_bus *bus); +#endif }; /* template to pass to the bus constructor */ @@ -397,6 +585,7 @@ struct hda_bus_template { void *private_data; struct pci_dev *pci; const char *modelname; + int *power_save; struct hda_bus_ops ops; }; @@ -407,24 +596,33 @@ struct hda_bus_template { * A hda_bus contains several codecs in the list codec_list. */ struct hda_bus { - snd_card_t *card; + struct snd_card *card; /* copied from template */ void *private_data; struct pci_dev *pci; const char *modelname; + int *power_save; struct hda_bus_ops ops; /* codec linked list */ struct list_head codec_list; - struct hda_codec *caddr_tbl[HDA_MAX_CODEC_ADDRESS]; /* caddr -> codec */ + /* link caddr -> codec */ + struct hda_codec *caddr_tbl[HDA_MAX_CODEC_ADDRESS + 1]; - struct semaphore cmd_mutex; + struct mutex cmd_mutex; /* unsolicited event queue */ struct hda_bus_unsolicited *unsol; + char workq_name[16]; + struct workqueue_struct *workq; /* common workqueue for codecs */ + + /* assigned PCMs */ + DECLARE_BITMAP(pcm_dev_bits, SNDRV_PCM_DEVICES); - snd_info_entry_t *proc; + /* misc op flags */ + unsigned int needs_damn_long_delay :1; + unsigned int shutdown :1; /* being unloaded */ }; /* @@ -439,10 +637,21 @@ struct hda_codec_preset { unsigned int subs; unsigned int subs_mask; unsigned int rev; + hda_nid_t afg, mfg; const char *name; int (*patch)(struct hda_codec *codec); }; +struct hda_codec_preset_list { + const struct hda_codec_preset *preset; + struct module *owner; + struct list_head list; +}; + +/* initial hook */ +int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset); +int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset); + /* ops set by the preset patch */ struct hda_codec_ops { int (*build_controls)(struct hda_codec *codec); @@ -450,37 +659,49 @@ struct hda_codec_ops { int (*init)(struct hda_codec *codec); void (*free)(struct hda_codec *codec); void (*unsol_event)(struct hda_codec *codec, unsigned int res); -#ifdef CONFIG_PM +#ifdef SND_HDA_NEEDS_RESUME int (*suspend)(struct hda_codec *codec, pm_message_t state); int (*resume)(struct hda_codec *codec); #endif +#ifdef CONFIG_SND_HDA_POWER_SAVE + int (*check_power_status)(struct hda_codec *codec, hda_nid_t nid); +#endif }; /* record for amp information cache */ -struct hda_amp_info { +struct hda_cache_head { u32 key; /* hash key */ + u16 val; /* assigned value */ + u16 next; /* next link; -1 = terminal */ +}; + +struct hda_amp_info { + struct hda_cache_head head; u32 amp_caps; /* amp capabilities */ - u16 vol[2]; /* current volume & mute*/ - u16 status; /* update flag */ - u16 next; /* next link */ + u16 vol[2]; /* current volume & mute */ +}; + +struct hda_cache_rec { + u16 hash[64]; /* hash table for index */ + struct snd_array buf; /* record entries */ }; /* PCM callbacks */ struct hda_pcm_ops { int (*open)(struct hda_pcm_stream *info, struct hda_codec *codec, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); int (*close)(struct hda_pcm_stream *info, struct hda_codec *codec, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); int (*prepare)(struct hda_pcm_stream *info, struct hda_codec *codec, unsigned int stream_tag, unsigned int format, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); int (*cleanup)(struct hda_pcm_stream *info, struct hda_codec *codec, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); }; /* PCM information for each substream */ struct hda_pcm_stream { - unsigned int substreams; /* number of substreams, 0 = not exist */ + unsigned int substreams; /* number of substreams, 0 = not exist*/ unsigned int channels_min; /* min. number of channels */ unsigned int channels_max; /* max. number of channels */ hda_nid_t nid; /* default NID to query rates/formats/bps, or set up */ @@ -490,10 +711,22 @@ struct hda_pcm_stream { struct hda_pcm_ops ops; }; +/* PCM types */ +enum { + HDA_PCM_TYPE_AUDIO, + HDA_PCM_TYPE_SPDIF, + HDA_PCM_TYPE_HDMI, + HDA_PCM_TYPE_MODEM, + HDA_PCM_NTYPES +}; + /* for PCM creation */ struct hda_pcm { char *name; struct hda_pcm_stream stream[2]; + unsigned int pcm_type; /* HDA_PCM_TYPE_XXX */ + int device; /* device number to assign */ + struct snd_pcm *pcm; /* assigned PCM instance */ }; /* codec information */ @@ -503,6 +736,7 @@ struct hda_codec { struct list_head list; /* list point */ hda_nid_t afg; /* AFG node id */ + hda_nid_t mfg; /* MFG node id */ /* ids */ u32 vendor_id; @@ -511,15 +745,13 @@ struct hda_codec { /* detected preset */ const struct hda_codec_preset *preset; + struct module *owner; + const char *name; /* codec name */ + const char *modelname; /* model name for preset */ /* set by patch */ struct hda_codec_ops patch_ops; - /* resume phase - all controls should update even if - * the values are not changed - */ - unsigned int in_resume; - /* PCM to create, set by patch_ops.build_pcms callback */ unsigned int num_pcms; struct hda_pcm *pcm_info; @@ -527,15 +759,47 @@ struct hda_codec { /* codec specific info */ void *spec; - /* hash for amp access */ - u16 amp_hash[32]; - int num_amp_entries; - struct hda_amp_info amp_info[128]; /* big enough? */ + /* beep device */ + struct hda_beep *beep; + + /* widget capabilities cache */ + unsigned int num_nodes; + hda_nid_t start_nid; + u32 *wcaps; - struct semaphore spdif_mutex; + struct snd_array mixers; /* list of assigned mixer elements */ + + struct hda_cache_rec amp_cache; /* cache for amp access */ + struct hda_cache_rec cmd_cache; /* cache for other commands */ + + struct mutex spdif_mutex; + struct mutex control_mutex; unsigned int spdif_status; /* IEC958 status bits */ unsigned short spdif_ctls; /* SPDIF control bits */ unsigned int spdif_in_enable; /* SPDIF input enable? */ + hda_nid_t *slave_dig_outs; /* optional digital out slave widgets */ + +#ifdef CONFIG_SND_HDA_HWDEP + struct snd_hwdep *hwdep; /* assigned hwdep device */ + struct snd_array init_verbs; /* additional init verbs */ + struct snd_array hints; /* additional hints */ +#endif + + /* misc flags */ + unsigned int spdif_status_reset :1; /* needs to toggle SPDIF for each + * status change + * (e.g. Realtek codecs) + */ +#ifdef CONFIG_SND_HDA_POWER_SAVE + unsigned int power_on :1; /* current (global) power-state */ + unsigned int power_transition :1; /* power-state in transition */ + int power_count; /* current (global) power refcount */ + struct delayed_work power_work; /* delayed task for powerdown */ +#endif + + /* codec-specific additional proc output */ + void (*proc_widget_hook)(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid); }; /* direction */ @@ -547,21 +811,25 @@ enum { /* * constructors */ -int snd_hda_bus_new(snd_card_t *card, const struct hda_bus_template *temp, +int snd_hda_bus_new(struct snd_card *card, const struct hda_bus_template *temp, struct hda_bus **busp); int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr, - struct hda_codec **codecp); + int do_init, struct hda_codec **codecp); /* * low level functions */ -unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, int direct, +unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, + int direct, unsigned int verb, unsigned int parm); int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct, unsigned int verb, unsigned int parm); -#define snd_hda_param_read(codec, nid, param) snd_hda_codec_read(codec, nid, 0, AC_VERB_PARAMETERS, param) -int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, hda_nid_t *start_id); -int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t *conn_list, int max_conns); +#define snd_hda_param_read(codec, nid, param) \ + snd_hda_codec_read(codec, nid, 0, AC_VERB_PARAMETERS, param) +int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, + hda_nid_t *start_id); +int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, + hda_nid_t *conn_list, int max_conns); struct hda_verb { hda_nid_t nid; @@ -569,26 +837,43 @@ struct hda_verb { u32 param; }; -void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq); +void snd_hda_sequence_write(struct hda_codec *codec, + const struct hda_verb *seq); /* unsolicited event */ int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex); +/* cached write */ +#ifdef SND_HDA_NEEDS_RESUME +int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid, + int direct, unsigned int verb, unsigned int parm); +void snd_hda_sequence_write_cache(struct hda_codec *codec, + const struct hda_verb *seq); +void snd_hda_codec_resume_cache(struct hda_codec *codec); +#else +#define snd_hda_codec_write_cache snd_hda_codec_write +#define snd_hda_sequence_write_cache snd_hda_sequence_write +#endif + /* * Mixer */ int snd_hda_build_controls(struct hda_bus *bus); +int snd_hda_codec_build_controls(struct hda_codec *codec); /* * PCM */ int snd_hda_build_pcms(struct hda_bus *bus); -void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, u32 stream_tag, +int snd_hda_codec_build_pcms(struct hda_codec *codec); +void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, + u32 stream_tag, int channel_id, int format); -unsigned int snd_hda_calc_stream_format(unsigned int rate, unsigned int channels, - unsigned int format, unsigned int maxbps); -int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, - u32 *ratesp, u64 *formatsp, unsigned int *bpsp); +void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid); +unsigned int snd_hda_calc_stream_format(unsigned int rate, + unsigned int channels, + unsigned int format, + unsigned int maxbps); int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, unsigned int format); @@ -605,4 +890,39 @@ int snd_hda_suspend(struct hda_bus *bus, pm_message_t state); int snd_hda_resume(struct hda_bus *bus); #endif +/* + * get widget information + */ +const char *snd_hda_get_jack_connectivity(u32 cfg); +const char *snd_hda_get_jack_type(u32 cfg); +const char *snd_hda_get_jack_location(u32 cfg); + +/* + * power saving + */ +#ifdef CONFIG_SND_HDA_POWER_SAVE +void snd_hda_power_up(struct hda_codec *codec); +void snd_hda_power_down(struct hda_codec *codec); +#define snd_hda_codec_needs_resume(codec) codec->power_count +#else +static inline void snd_hda_power_up(struct hda_codec *codec) {} +static inline void snd_hda_power_down(struct hda_codec *codec) {} +#define snd_hda_codec_needs_resume(codec) 1 +#endif + +/* + * Codec modularization + */ + +/* Export symbols only for communication with codec drivers; + * When built in kernel, all HD-audio drivers are supposed to be statically + * linked to the kernel. Thus, the symbols don't have to (or shouldn't) be + * exported unless it's built as a module. + */ +#ifdef MODULE +#define EXPORT_SYMBOL_HDA(sym) EXPORT_SYMBOL_GPL(sym) +#else +#define EXPORT_SYMBOL_HDA(sym) +#endif + #endif /* __SOUND_HDA_CODEC_H */