/* * Universal Interface for Intel High Definition Audio Codec * * Local helper functions * * Copyright (c) 2004 Takashi Iwai * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., 59 * Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef __SOUND_HDA_LOCAL_H #define __SOUND_HDA_LOCAL_H /* We abuse kcontrol_new.subdev field to pass the NID corresponding to * the given new control. If id.subdev has a bit flag HDA_SUBDEV_NID_FLAG, * snd_hda_ctl_add() takes the lower-bit subdev value as a valid NID. * * Note that the subdevice field is cleared again before the real registration * in snd_hda_ctl_add(), so that this value won't appear in the outside. */ #define HDA_SUBDEV_NID_FLAG (1U << 31) #define HDA_SUBDEV_AMP_FLAG (1U << 30) /* * for mixer controls */ #define HDA_COMPOSE_AMP_VAL_OFS(nid,chs,idx,dir,ofs) \ ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19) | ((ofs)<<23)) #define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) \ HDA_COMPOSE_AMP_VAL_OFS(nid, chs, idx, dir, 0) /* mono volume with index (index=0,1,...) (channel=1,2) */ #define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ .subdevice = HDA_SUBDEV_AMP_FLAG, \ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \ .info = snd_hda_mixer_amp_volume_info, \ .get = snd_hda_mixer_amp_volume_get, \ .put = snd_hda_mixer_amp_volume_put, \ .tlv = { .c = snd_hda_mixer_amp_tlv }, \ .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } /* stereo volume with index */ #define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \ HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) /* mono volume */ #define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \ HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction) /* stereo volume */ #define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \ HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction) /* mono mute switch with index (index=0,1,...) (channel=1,2) */ #define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ .subdevice = HDA_SUBDEV_AMP_FLAG, \ .info = snd_hda_mixer_amp_switch_info, \ .get = snd_hda_mixer_amp_switch_get, \ .put = snd_hda_mixer_amp_switch_put, \ .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } /* stereo mute switch with index */ #define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \ HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) /* mono mute switch */ #define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \ HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction) /* stereo mute switch */ #define HDA_CODEC_MUTE(xname, nid, xindex, direction) \ HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction) #ifdef CONFIG_SND_HDA_INPUT_BEEP /* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */ #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ .subdevice = HDA_SUBDEV_AMP_FLAG, \ .info = snd_hda_mixer_amp_switch_info, \ .get = snd_hda_mixer_amp_switch_get, \ .put = snd_hda_mixer_amp_switch_put_beep, \ .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } #else /* no digital beep - just the standard one */ #define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) \ HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) #endif /* CONFIG_SND_HDA_INPUT_BEEP */ /* special beep mono mute switch */ #define HDA_CODEC_MUTE_BEEP_MONO(xname, nid, channel, xindex, direction) \ HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, 0, nid, channel, xindex, direction) /* special beep stereo mute switch */ #define HDA_CODEC_MUTE_BEEP(xname, nid, xindex, direction) \ HDA_CODEC_MUTE_BEEP_MONO(xname, nid, 3, xindex, direction) extern const char *snd_hda_pcm_type_name[]; int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *tlv); int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); #ifdef CONFIG_SND_HDA_INPUT_BEEP int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); #endif /* lowlevel accessor with caching; use carefully */ int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, int direction, int index); int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, int direction, int idx, int mask, int val); int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, int dir, int idx, int mask, int val); #ifdef SND_HDA_NEEDS_RESUME void snd_hda_codec_resume_amp(struct hda_codec *codec); #endif void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int *tlv); struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, const char *name); int snd_hda_add_vmaster(struct hda_codec *codec, char *name, unsigned int *tlv, const char **slaves); int snd_hda_codec_reset(struct hda_codec *codec); /* amp value bits */ #define HDA_AMP_MUTE 0x80 #define HDA_AMP_UNMUTE 0x00 #define HDA_AMP_VOLMASK 0x7f /* mono switch binding multiple inputs */ #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \ .info = snd_hda_mixer_amp_switch_info, \ .get = snd_hda_mixer_bind_switch_get, \ .put = snd_hda_mixer_bind_switch_put, \ .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) } /* stereo switch binding multiple inputs */ #define HDA_BIND_MUTE(xname,nid,indices,dir) \ HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir) int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); /* more generic bound controls */ struct hda_ctl_ops { snd_kcontrol_info_t *info; snd_kcontrol_get_t *get; snd_kcontrol_put_t *put; snd_kcontrol_tlv_rw_t *tlv; }; extern struct hda_ctl_ops snd_hda_bind_vol; /* for bind-volume with TLV */ extern struct hda_ctl_ops snd_hda_bind_sw; /* for bind-switch */ struct hda_bind_ctls { struct hda_ctl_ops *ops; unsigned long values[]; }; int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *tlv); #define HDA_BIND_VOL(xname, bindrec) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ .name = xname, \ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\ .info = snd_hda_mixer_bind_ctls_info,\ .get = snd_hda_mixer_bind_ctls_get,\ .put = snd_hda_mixer_bind_ctls_put,\ .tlv = { .c = snd_hda_mixer_bind_tlv },\ .private_value = (long) (bindrec) } #define HDA_BIND_SW(xname, bindrec) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ .name = xname, \ .info = snd_hda_mixer_bind_ctls_info,\ .get = snd_hda_mixer_bind_ctls_get,\ .put = snd_hda_mixer_bind_ctls_put,\ .private_value = (long) (bindrec) } /* * SPDIF I/O */ int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid); int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid); /* * input MUX helper */ #define HDA_MAX_NUM_INPUTS 16 struct hda_input_mux_item { char label[32]; unsigned int index; }; struct hda_input_mux { unsigned int num_items; struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS]; }; int snd_hda_input_mux_info(const struct hda_input_mux *imux, struct snd_ctl_elem_info *uinfo); int snd_hda_input_mux_put(struct hda_codec *codec, const struct hda_input_mux *imux, struct snd_ctl_elem_value *ucontrol, hda_nid_t nid, unsigned int *cur_val); /* * Channel mode helper */ struct hda_channel_mode { int channels; const struct hda_verb *sequence; }; int snd_hda_ch_mode_info(struct hda_codec *codec, struct snd_ctl_elem_info *uinfo, const struct hda_channel_mode *chmode, int num_chmodes); int snd_hda_ch_mode_get(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol, const struct hda_channel_mode *chmode, int num_chmodes, int max_channels); int snd_hda_ch_mode_put(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol, const struct hda_channel_mode *chmode, int num_chmodes, int *max_channelsp); /* * Multi-channel / digital-out PCM helper */ enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */ enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */ struct hda_multi_out { int num_dacs; /* # of DACs, must be more than 1 */ hda_nid_t *dac_nids; /* DAC list */ hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */ hda_nid_t extra_out_nid[3]; /* optional DACs, 0 when not exists */ hda_nid_t dig_out_nid; /* digital out audio widget */ hda_nid_t *slave_dig_outs; int max_channels; /* currently supported analog channels */ int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */ int no_share_stream; /* don't share a stream with multiple pins */ int share_spdif; /* share SPDIF pin */ /* PCM information for both analog and SPDIF DACs */ unsigned int analog_rates; unsigned int analog_maxbps; u64 analog_formats; unsigned int spdif_rates; unsigned int spdif_maxbps; u64 spdif_formats; }; int snd_hda_create_spdif_share_sw(struct hda_codec *codec, struct hda_multi_out *mout); int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout); int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout); int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, struct hda_multi_out *mout, unsigned int stream_tag, unsigned int format, struct snd_pcm_substream *substream); int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, struct hda_multi_out *mout); int snd_hda_multi_out_analog_open(struct hda_codec *codec, struct hda_multi_out *mout, struct snd_pcm_substream *substream, struct hda_pcm_stream *hinfo); int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, struct hda_multi_out *mout, unsigned int stream_tag, unsigned int format, struct snd_pcm_substream *substream); int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout); /* * generic codec parser */ #ifdef CONFIG_SND_HDA_GENERIC int snd_hda_parse_generic_codec(struct hda_codec *codec); #else static inline int snd_hda_parse_generic_codec(struct hda_codec *codec) { return -ENODEV; } #endif /* * generic proc interface */ #ifdef CONFIG_PROC_FS int snd_hda_codec_proc_new(struct hda_codec *codec); #else static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; } #endif #define SND_PRINT_RATES_ADVISED_BUFSIZE 80 void snd_print_pcm_rates(int pcm, char *buf, int buflen); #define SND_PRINT_BITS_ADVISED_BUFSIZE 16 void snd_print_pcm_bits(int pcm, char *buf, int buflen); /* * Misc */ int snd_hda_check_board_config(struct hda_codec *codec, int num_configs, const char **modelnames, const struct snd_pci_quirk *pci_list); int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, int num_configs, const char **models, const struct snd_pci_quirk *tbl); int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew); /* * unsolicited event handler */ #define HDA_UNSOL_QUEUE_SIZE 64 struct hda_bus_unsolicited { /* ring buffer */ u32 queue[HDA_UNSOL_QUEUE_SIZE * 2]; unsigned int rp, wp; /* workqueue */ struct work_struct work; struct hda_bus *bus; }; /* * Helper for automatic pin configuration */ enum { AUTO_PIN_MIC, AUTO_PIN_LINE_IN, AUTO_PIN_CD, AUTO_PIN_AUX, AUTO_PIN_LAST }; enum { AUTO_PIN_LINE_OUT, AUTO_PIN_SPEAKER_OUT, AUTO_PIN_HP_OUT }; #define AUTO_CFG_MAX_OUTS 5 #define AUTO_CFG_MAX_INS 8 struct auto_pin_cfg_item { hda_nid_t pin; int type; }; struct auto_pin_cfg; const char *hda_get_input_pin_label(struct hda_codec *codec, hda_nid_t pin, int check_location); const char *hda_get_autocfg_input_label(struct hda_codec *codec, const struct auto_pin_cfg *cfg, int input); int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label, int index, int *type_index_ret); struct auto_pin_cfg { int line_outs; /* sorted in the order of Front/Surr/CLFE/Side */ hda_nid_t line_out_pins[AUTO_CFG_MAX_OUTS]; int speaker_outs; hda_nid_t speaker_pins[AUTO_CFG_MAX_OUTS]; int hp_outs; int line_out_type; /* AUTO_PIN_XXX_OUT */ hda_nid_t hp_pins[AUTO_CFG_MAX_OUTS]; int num_inputs; struct auto_pin_cfg_item inputs[AUTO_CFG_MAX_INS]; int dig_outs; hda_nid_t dig_out_pins[2]; hda_nid_t dig_in_pin; hda_nid_t mono_out_pin; int dig_out_type[2]; /* HDA_PCM_TYPE_XXX */ int dig_in_type; /* HDA_PCM_TYPE_XXX */ }; #define get_defcfg_connect(cfg) \ ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT) #define get_defcfg_association(cfg) \ ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT) #define get_defcfg_location(cfg) \ ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT) #define get_defcfg_sequence(cfg) \ (cfg & AC_DEFCFG_SEQUENCE) #define get_defcfg_device(cfg) \ ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT) int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *cfg, hda_nid_t *ignore_nids); /* amp values */ #define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8)) #define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8)) #define AMP_OUT_MUTE 0xb080 #define AMP_OUT_UNMUTE 0xb000 #define AMP_OUT_ZERO 0xb000 /* pinctl values */ #define PIN_IN (AC_PINCTL_IN_EN) #define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ) #define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50) #define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD) #define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80) #define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100) #define PIN_OUT (AC_PINCTL_OUT_EN) #define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN) #define PIN_HP_AMP (AC_PINCTL_HP_EN) /* * get widget capabilities */ static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid) { if (nid < codec->start_nid || nid >= codec->start_nid + codec->num_nodes) return 0; return codec->wcaps[nid - codec->start_nid]; } /* get the widget type from widget capability bits */ #define get_wcaps_type(wcaps) (((wcaps) & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT) static inline unsigned int get_wcaps_channels(u32 wcaps) { unsigned int chans; chans = (wcaps & AC_WCAP_CHAN_CNT_EXT) >> 13; chans = ((chans << 1) | 1) + 1; return chans; } u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction); int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int caps); u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid); u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid); int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid); /* flags for hda_nid_item */ #define HDA_NID_ITEM_AMP (1<<0) struct hda_nid_item { struct snd_kcontrol *kctl; unsigned int index; hda_nid_t nid; unsigned short flags; }; int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, struct snd_kcontrol *kctl); int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, unsigned int index, hda_nid_t nid); void snd_hda_ctls_clear(struct hda_codec *codec); /* * hwdep interface */ #ifdef CONFIG_SND_HDA_HWDEP int snd_hda_create_hwdep(struct hda_codec *codec); #else static inline int snd_hda_create_hwdep(struct hda_codec *codec) { return 0; } #endif #if defined(CONFIG_SND_HDA_POWER_SAVE) && defined(CONFIG_SND_HDA_HWDEP) int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec); #else static inline int snd_hda_hwdep_add_power_sysfs(struct hda_codec *codec) { return 0; } #endif #ifdef CONFIG_SND_HDA_RECONFIG int snd_hda_hwdep_add_sysfs(struct hda_codec *codec); #else static inline int snd_hda_hwdep_add_sysfs(struct hda_codec *codec) { return 0; } #endif #ifdef CONFIG_SND_HDA_RECONFIG const char *snd_hda_get_hint(struct hda_codec *codec, const char *key); int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key); #else static inline const char *snd_hda_get_hint(struct hda_codec *codec, const char *key) { return NULL; } static inline int snd_hda_get_bool_hint(struct hda_codec *codec, const char *key) { return -ENOENT; } #endif /* * power-management */ #ifdef CONFIG_SND_HDA_POWER_SAVE void snd_hda_schedule_power_save(struct hda_codec *codec); struct hda_amp_list { hda_nid_t nid; unsigned char dir; unsigned char idx; }; struct hda_loopback_check { struct hda_amp_list *amplist; int power_on; }; int snd_hda_check_amp_list_power(struct hda_codec *codec, struct hda_loopback_check *check, hda_nid_t nid); #endif /* CONFIG_SND_HDA_POWER_SAVE */ /* * AMP control callbacks */ /* retrieve parameters from private_value */ #define get_amp_nid_(pv) ((pv) & 0xffff) #define get_amp_nid(kc) get_amp_nid_((kc)->private_value) #define get_amp_channels(kc) (((kc)->private_value >> 16) & 0x3) #define get_amp_direction(kc) (((kc)->private_value >> 18) & 0x1) #define get_amp_index(kc) (((kc)->private_value >> 19) & 0xf) #define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f) /* * CEA Short Audio Descriptor data */ struct cea_sad { int channels; int format; /* (format == 0) indicates invalid SAD */ int rates; int sample_bits; /* for LPCM */ int max_bitrate; /* for AC3...ATRAC */ int profile; /* for WMAPRO */ }; #define ELD_FIXED_BYTES 20 #define ELD_MAX_MNL 16 #define ELD_MAX_SAD 16 /* * ELD: EDID Like Data */ struct hdmi_eld { bool monitor_present; bool eld_valid; int eld_size; int baseline_len; int eld_ver; int cea_edid_ver; char monitor_name[ELD_MAX_MNL + 1]; int manufacture_id; int product_id; u64 port_id; int support_hdcp; int support_ai; int conn_type; int aud_synch_delay; int spk_alloc; int sad_count; struct cea_sad sad[ELD_MAX_SAD]; #ifdef CONFIG_PROC_FS struct snd_info_entry *proc_entry; #endif }; int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid); int snd_hdmi_get_eld(struct hdmi_eld *, struct hda_codec *, hda_nid_t); void snd_hdmi_show_eld(struct hdmi_eld *eld); void hdmi_eld_update_pcm_info(struct hdmi_eld *eld, struct hda_pcm_stream *pcm, struct hda_pcm_stream *codec_pars); #ifdef CONFIG_PROC_FS int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld, int index); void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld); #else static inline int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld, int index) { return 0; } static inline void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld) { } #endif #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80 void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen); #endif /* __SOUND_HDA_LOCAL_H */