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731 lines
24 KiB
731 lines
24 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Universal Interface for Intel High Definition Audio Codec |
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* |
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* Local helper functions |
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* |
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* Copyright (c) 2004 Takashi Iwai <[email protected]> |
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*/ |
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#ifndef __SOUND_HDA_LOCAL_H |
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#define __SOUND_HDA_LOCAL_H |
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/* We abuse kcontrol_new.subdev field to pass the NID corresponding to |
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* the given new control. If id.subdev has a bit flag HDA_SUBDEV_NID_FLAG, |
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* snd_hda_ctl_add() takes the lower-bit subdev value as a valid NID. |
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* |
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* Note that the subdevice field is cleared again before the real registration |
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* in snd_hda_ctl_add(), so that this value won't appear in the outside. |
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*/ |
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#define HDA_SUBDEV_NID_FLAG (1U << 31) |
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#define HDA_SUBDEV_AMP_FLAG (1U << 30) |
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/* |
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* for mixer controls |
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*/ |
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#define HDA_COMPOSE_AMP_VAL_OFS(nid,chs,idx,dir,ofs) \ |
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((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19) | ((ofs)<<23)) |
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#define HDA_AMP_VAL_MIN_MUTE (1<<29) |
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#define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) \ |
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HDA_COMPOSE_AMP_VAL_OFS(nid, chs, idx, dir, 0) |
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/* mono volume with index (index=0,1,...) (channel=1,2) */ |
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#define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, dir, flags) \ |
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ |
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.subdevice = HDA_SUBDEV_AMP_FLAG, \ |
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.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ |
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SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ |
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SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \ |
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.info = snd_hda_mixer_amp_volume_info, \ |
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.get = snd_hda_mixer_amp_volume_get, \ |
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.put = snd_hda_mixer_amp_volume_put, \ |
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.tlv = { .c = snd_hda_mixer_amp_tlv }, \ |
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.private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, dir) | flags } |
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/* stereo volume with index */ |
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#define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \ |
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HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction, 0) |
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/* mono volume */ |
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#define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \ |
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HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction, 0) |
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/* stereo volume */ |
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#define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \ |
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HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction) |
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/* stereo volume with min=mute */ |
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#define HDA_CODEC_VOLUME_MIN_MUTE(xname, nid, xindex, direction) \ |
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HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, 3, xindex, direction, \ |
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HDA_AMP_VAL_MIN_MUTE) |
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/* mono mute switch with index (index=0,1,...) (channel=1,2) */ |
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#define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ |
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ |
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.subdevice = HDA_SUBDEV_AMP_FLAG, \ |
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.info = snd_hda_mixer_amp_switch_info, \ |
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.get = snd_hda_mixer_amp_switch_get, \ |
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.put = snd_hda_mixer_amp_switch_put, \ |
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.private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } |
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/* stereo mute switch with index */ |
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#define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \ |
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HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) |
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/* mono mute switch */ |
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#define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \ |
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HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction) |
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/* stereo mute switch */ |
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#define HDA_CODEC_MUTE(xname, nid, xindex, direction) \ |
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HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction) |
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#ifdef CONFIG_SND_HDA_INPUT_BEEP |
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/* special beep mono mute switch with index (index=0,1,...) (channel=1,2) */ |
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#define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ |
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ |
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.subdevice = HDA_SUBDEV_AMP_FLAG, \ |
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.info = snd_hda_mixer_amp_switch_info, \ |
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.get = snd_hda_mixer_amp_switch_get_beep, \ |
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.put = snd_hda_mixer_amp_switch_put_beep, \ |
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.private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } |
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#else |
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/* no digital beep - just the standard one */ |
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#define HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) \ |
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HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, ch, xidx, dir) |
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#endif /* CONFIG_SND_HDA_INPUT_BEEP */ |
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/* special beep mono mute switch */ |
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#define HDA_CODEC_MUTE_BEEP_MONO(xname, nid, channel, xindex, direction) \ |
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HDA_CODEC_MUTE_BEEP_MONO_IDX(xname, 0, nid, channel, xindex, direction) |
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/* special beep stereo mute switch */ |
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#define HDA_CODEC_MUTE_BEEP(xname, nid, xindex, direction) \ |
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HDA_CODEC_MUTE_BEEP_MONO(xname, nid, 3, xindex, direction) |
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extern const char *snd_hda_pcm_type_name[]; |
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int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo); |
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int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, |
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unsigned int size, unsigned int __user *_tlv); |
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int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo); |
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int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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#ifdef CONFIG_SND_HDA_INPUT_BEEP |
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int snd_hda_mixer_amp_switch_get_beep(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol); |
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#endif |
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/* lowlevel accessor with caching; use carefully */ |
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#define snd_hda_codec_amp_read(codec, nid, ch, dir, idx) \ |
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snd_hdac_regmap_get_amp(&(codec)->core, nid, ch, dir, idx) |
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int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, |
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int ch, int dir, int idx, int mask, int val); |
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int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, |
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int direction, int idx, int mask, int val); |
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int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch, |
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int direction, int idx, int mask, int val); |
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int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid, |
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int dir, int idx, int mask, int val); |
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void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, |
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unsigned int *tlv); |
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struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, |
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const char *name); |
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int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, |
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unsigned int *tlv, const char * const *followers, |
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const char *suffix, bool init_follower_vol, |
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struct snd_kcontrol **ctl_ret); |
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#define snd_hda_add_vmaster(codec, name, tlv, followers, suffix) \ |
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__snd_hda_add_vmaster(codec, name, tlv, followers, suffix, true, NULL) |
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int snd_hda_codec_reset(struct hda_codec *codec); |
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void snd_hda_codec_register(struct hda_codec *codec); |
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void snd_hda_codec_cleanup_for_unbind(struct hda_codec *codec); |
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#define snd_hda_regmap_sync(codec) snd_hdac_regmap_sync(&(codec)->core) |
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enum { |
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HDA_VMUTE_OFF, |
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HDA_VMUTE_ON, |
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HDA_VMUTE_FOLLOW_MASTER, |
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}; |
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struct hda_vmaster_mute_hook { |
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/* below two fields must be filled by the caller of |
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* snd_hda_add_vmaster_hook() beforehand |
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*/ |
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struct snd_kcontrol *sw_kctl; |
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void (*hook)(void *, int); |
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/* below are initialized automatically */ |
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unsigned int mute_mode; /* HDA_VMUTE_XXX */ |
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struct hda_codec *codec; |
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}; |
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int snd_hda_add_vmaster_hook(struct hda_codec *codec, |
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struct hda_vmaster_mute_hook *hook, |
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bool expose_enum_ctl); |
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void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook); |
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/* amp value bits */ |
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#define HDA_AMP_MUTE 0x80 |
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#define HDA_AMP_UNMUTE 0x00 |
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#define HDA_AMP_VOLMASK 0x7f |
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/* |
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* SPDIF I/O |
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*/ |
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int snd_hda_create_dig_out_ctls(struct hda_codec *codec, |
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hda_nid_t associated_nid, |
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hda_nid_t cvt_nid, int type); |
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#define snd_hda_create_spdif_out_ctls(codec, anid, cnid) \ |
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snd_hda_create_dig_out_ctls(codec, anid, cnid, HDA_PCM_TYPE_SPDIF) |
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int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid); |
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/* |
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* input MUX helper |
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*/ |
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#define HDA_MAX_NUM_INPUTS 16 |
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struct hda_input_mux_item { |
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char label[32]; |
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unsigned int index; |
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}; |
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struct hda_input_mux { |
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unsigned int num_items; |
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struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS]; |
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}; |
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int snd_hda_input_mux_info(const struct hda_input_mux *imux, |
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struct snd_ctl_elem_info *uinfo); |
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int snd_hda_input_mux_put(struct hda_codec *codec, |
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const struct hda_input_mux *imux, |
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struct snd_ctl_elem_value *ucontrol, hda_nid_t nid, |
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unsigned int *cur_val); |
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int snd_hda_add_imux_item(struct hda_codec *codec, |
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struct hda_input_mux *imux, const char *label, |
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int index, int *type_idx); |
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/* |
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* Multi-channel / digital-out PCM helper |
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*/ |
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enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */ |
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enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */ |
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#define HDA_MAX_OUTS 5 |
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struct hda_multi_out { |
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int num_dacs; /* # of DACs, must be more than 1 */ |
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const hda_nid_t *dac_nids; /* DAC list */ |
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hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */ |
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hda_nid_t hp_out_nid[HDA_MAX_OUTS]; /* DACs for multiple HPs */ |
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hda_nid_t extra_out_nid[HDA_MAX_OUTS]; /* other (e.g. speaker) DACs */ |
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hda_nid_t dig_out_nid; /* digital out audio widget */ |
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const hda_nid_t *follower_dig_outs; |
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int max_channels; /* currently supported analog channels */ |
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int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */ |
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int no_share_stream; /* don't share a stream with multiple pins */ |
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int share_spdif; /* share SPDIF pin */ |
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/* PCM information for both analog and SPDIF DACs */ |
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unsigned int analog_rates; |
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unsigned int analog_maxbps; |
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u64 analog_formats; |
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unsigned int spdif_rates; |
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unsigned int spdif_maxbps; |
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u64 spdif_formats; |
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}; |
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int snd_hda_create_spdif_share_sw(struct hda_codec *codec, |
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struct hda_multi_out *mout); |
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int snd_hda_multi_out_dig_open(struct hda_codec *codec, |
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struct hda_multi_out *mout); |
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int snd_hda_multi_out_dig_close(struct hda_codec *codec, |
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struct hda_multi_out *mout); |
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int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, |
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struct hda_multi_out *mout, |
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unsigned int stream_tag, |
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unsigned int format, |
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struct snd_pcm_substream *substream); |
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int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, |
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struct hda_multi_out *mout); |
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int snd_hda_multi_out_analog_open(struct hda_codec *codec, |
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struct hda_multi_out *mout, |
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struct snd_pcm_substream *substream, |
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struct hda_pcm_stream *hinfo); |
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int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, |
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struct hda_multi_out *mout, |
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unsigned int stream_tag, |
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unsigned int format, |
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struct snd_pcm_substream *substream); |
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int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, |
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struct hda_multi_out *mout); |
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/* |
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* generic proc interface |
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*/ |
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#ifdef CONFIG_SND_PROC_FS |
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int snd_hda_codec_proc_new(struct hda_codec *codec); |
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#else |
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static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; } |
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#endif |
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#define SND_PRINT_BITS_ADVISED_BUFSIZE 16 |
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void snd_print_pcm_bits(int pcm, char *buf, int buflen); |
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/* |
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* Misc |
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*/ |
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int snd_hda_add_new_ctls(struct hda_codec *codec, |
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const struct snd_kcontrol_new *knew); |
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/* |
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* Fix-up pin default configurations and add default verbs |
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*/ |
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struct hda_pintbl { |
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hda_nid_t nid; |
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u32 val; |
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}; |
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struct hda_model_fixup { |
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const int id; |
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const char *name; |
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}; |
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struct hda_fixup { |
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int type; |
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bool chained:1; /* call the chained fixup(s) after this */ |
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bool chained_before:1; /* call the chained fixup(s) before this */ |
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int chain_id; |
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union { |
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const struct hda_pintbl *pins; |
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const struct hda_verb *verbs; |
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void (*func)(struct hda_codec *codec, |
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const struct hda_fixup *fix, |
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int action); |
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} v; |
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}; |
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struct snd_hda_pin_quirk { |
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unsigned int codec; /* Codec vendor/device ID */ |
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unsigned short subvendor; /* PCI subvendor ID */ |
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const struct hda_pintbl *pins; /* list of matching pins */ |
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#ifdef CONFIG_SND_DEBUG_VERBOSE |
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const char *name; |
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#endif |
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int value; /* quirk value */ |
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}; |
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#ifdef CONFIG_SND_DEBUG_VERBOSE |
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#define SND_HDA_PIN_QUIRK(_codec, _subvendor, _name, _value, _pins...) \ |
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{ .codec = _codec,\ |
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.subvendor = _subvendor,\ |
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.name = _name,\ |
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.value = _value,\ |
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.pins = (const struct hda_pintbl[]) { _pins, {0, 0}} \ |
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} |
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#else |
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#define SND_HDA_PIN_QUIRK(_codec, _subvendor, _name, _value, _pins...) \ |
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{ .codec = _codec,\ |
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.subvendor = _subvendor,\ |
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.value = _value,\ |
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.pins = (const struct hda_pintbl[]) { _pins, {0, 0}} \ |
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} |
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#endif |
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#define HDA_FIXUP_ID_NOT_SET -1 |
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#define HDA_FIXUP_ID_NO_FIXUP -2 |
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/* fixup types */ |
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enum { |
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HDA_FIXUP_INVALID, |
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HDA_FIXUP_PINS, |
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HDA_FIXUP_VERBS, |
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HDA_FIXUP_FUNC, |
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HDA_FIXUP_PINCTLS, |
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}; |
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/* fixup action definitions */ |
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enum { |
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HDA_FIXUP_ACT_PRE_PROBE, |
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HDA_FIXUP_ACT_PROBE, |
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HDA_FIXUP_ACT_INIT, |
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HDA_FIXUP_ACT_BUILD, |
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HDA_FIXUP_ACT_FREE, |
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}; |
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int snd_hda_add_verbs(struct hda_codec *codec, const struct hda_verb *list); |
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void snd_hda_apply_verbs(struct hda_codec *codec); |
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void snd_hda_apply_pincfgs(struct hda_codec *codec, |
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const struct hda_pintbl *cfg); |
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void snd_hda_apply_fixup(struct hda_codec *codec, int action); |
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void snd_hda_pick_fixup(struct hda_codec *codec, |
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const struct hda_model_fixup *models, |
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const struct snd_pci_quirk *quirk, |
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const struct hda_fixup *fixlist); |
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void snd_hda_pick_pin_fixup(struct hda_codec *codec, |
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const struct snd_hda_pin_quirk *pin_quirk, |
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const struct hda_fixup *fixlist, |
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bool match_all_pins); |
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/* helper macros to retrieve pin default-config values */ |
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#define get_defcfg_connect(cfg) \ |
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((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT) |
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#define get_defcfg_association(cfg) \ |
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((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT) |
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#define get_defcfg_location(cfg) \ |
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((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT) |
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#define get_defcfg_sequence(cfg) \ |
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(cfg & AC_DEFCFG_SEQUENCE) |
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#define get_defcfg_device(cfg) \ |
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((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT) |
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#define get_defcfg_misc(cfg) \ |
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((cfg & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) |
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/* amp values */ |
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#define AMP_IN_MUTE(idx) (0x7080 | ((idx)<<8)) |
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#define AMP_IN_UNMUTE(idx) (0x7000 | ((idx)<<8)) |
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#define AMP_OUT_MUTE 0xb080 |
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#define AMP_OUT_UNMUTE 0xb000 |
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#define AMP_OUT_ZERO 0xb000 |
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/* pinctl values */ |
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#define PIN_IN (AC_PINCTL_IN_EN) |
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#define PIN_VREFHIZ (AC_PINCTL_IN_EN | AC_PINCTL_VREF_HIZ) |
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#define PIN_VREF50 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_50) |
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#define PIN_VREFGRD (AC_PINCTL_IN_EN | AC_PINCTL_VREF_GRD) |
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#define PIN_VREF80 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_80) |
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#define PIN_VREF100 (AC_PINCTL_IN_EN | AC_PINCTL_VREF_100) |
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#define PIN_OUT (AC_PINCTL_OUT_EN) |
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#define PIN_HP (AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN) |
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#define PIN_HP_AMP (AC_PINCTL_HP_EN) |
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unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin); |
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unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, |
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hda_nid_t pin, unsigned int val); |
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int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, |
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unsigned int val, bool cached); |
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/** |
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* _snd_hda_set_pin_ctl - Set a pin-control value safely |
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* @codec: the codec instance |
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* @pin: the pin NID to set the control |
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* @val: the pin-control value (AC_PINCTL_* bits) |
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* |
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* This function sets the pin-control value to the given pin, but |
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* filters out the invalid pin-control bits when the pin has no such |
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* capabilities. For example, when PIN_HP is passed but the pin has no |
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* HP-drive capability, the HP bit is omitted. |
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* |
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* The function doesn't check the input VREF capability bits, though. |
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* Use snd_hda_get_default_vref() to guess the right value. |
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* Also, this function is only for analog pins, not for HDMI pins. |
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*/ |
|
static inline int |
|
snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, unsigned int val) |
|
{ |
|
return _snd_hda_set_pin_ctl(codec, pin, val, false); |
|
} |
|
|
|
/** |
|
* snd_hda_set_pin_ctl_cache - Set a pin-control value safely |
|
* @codec: the codec instance |
|
* @pin: the pin NID to set the control |
|
* @val: the pin-control value (AC_PINCTL_* bits) |
|
* |
|
* Just like snd_hda_set_pin_ctl() but write to cache as well. |
|
*/ |
|
static inline int |
|
snd_hda_set_pin_ctl_cache(struct hda_codec *codec, hda_nid_t pin, |
|
unsigned int val) |
|
{ |
|
return _snd_hda_set_pin_ctl(codec, pin, val, true); |
|
} |
|
|
|
int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid); |
|
int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, |
|
unsigned int val); |
|
|
|
#define for_each_hda_codec_node(nid, codec) \ |
|
for ((nid) = (codec)->core.start_nid; (nid) < (codec)->core.end_nid; (nid)++) |
|
|
|
/* |
|
* get widget capabilities |
|
*/ |
|
static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid) |
|
{ |
|
if (nid < codec->core.start_nid || |
|
nid >= codec->core.start_nid + codec->core.num_nodes) |
|
return 0; |
|
return codec->wcaps[nid - codec->core.start_nid]; |
|
} |
|
|
|
/* get the widget type from widget capability bits */ |
|
static inline int get_wcaps_type(unsigned int wcaps) |
|
{ |
|
if (!wcaps) |
|
return -1; /* invalid type */ |
|
return (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; |
|
} |
|
|
|
static inline void snd_hda_override_wcaps(struct hda_codec *codec, |
|
hda_nid_t nid, u32 val) |
|
{ |
|
if (nid >= codec->core.start_nid && |
|
nid < codec->core.start_nid + codec->core.num_nodes) |
|
codec->wcaps[nid - codec->core.start_nid] = val; |
|
} |
|
|
|
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); |
|
/** |
|
* snd_hda_query_pin_caps - Query PIN capabilities |
|
* @codec: the HD-auio codec |
|
* @nid: the NID to query |
|
* |
|
* Query PIN capabilities for the given widget. |
|
* Returns the obtained capability bits. |
|
* |
|
* When cap bits have been already read, this doesn't read again but |
|
* returns the cached value. |
|
*/ |
|
static inline u32 |
|
snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) |
|
{ |
|
return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); |
|
|
|
} |
|
|
|
/** |
|
* snd_hda_override_pin_caps - Override the pin capabilities |
|
* @codec: the CODEC |
|
* @nid: the NID to override |
|
* @caps: the capability bits to set |
|
* |
|
* Override the cached PIN capabilitiy bits value by the given one. |
|
* |
|
* Returns zero if successful or a negative error code. |
|
*/ |
|
static inline int |
|
snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, |
|
unsigned int caps) |
|
{ |
|
return snd_hdac_override_parm(&codec->core, nid, AC_PAR_PIN_CAP, caps); |
|
} |
|
|
|
bool snd_hda_check_amp_caps(struct hda_codec *codec, hda_nid_t nid, |
|
int dir, unsigned int bits); |
|
|
|
#define nid_has_mute(codec, nid, dir) \ |
|
snd_hda_check_amp_caps(codec, nid, dir, (AC_AMPCAP_MUTE | AC_AMPCAP_MIN_MUTE)) |
|
#define nid_has_volume(codec, nid, dir) \ |
|
snd_hda_check_amp_caps(codec, nid, dir, AC_AMPCAP_NUM_STEPS) |
|
|
|
|
|
/* 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 |
|
|
|
void snd_hda_sysfs_init(struct hda_codec *codec); |
|
void snd_hda_sysfs_clear(struct hda_codec *codec); |
|
|
|
extern const struct attribute_group *snd_hda_dev_attr_groups[]; |
|
|
|
#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); |
|
int snd_hda_get_int_hint(struct hda_codec *codec, const char *key, int *valp); |
|
#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; |
|
} |
|
|
|
static inline |
|
int snd_hda_get_int_hint(struct hda_codec *codec, const char *key, int *valp) |
|
{ |
|
return -ENOENT; |
|
} |
|
#endif |
|
|
|
/* |
|
* power-management |
|
*/ |
|
|
|
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 { |
|
const 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); |
|
|
|
/* check whether the actual power state matches with the target state */ |
|
static inline bool |
|
snd_hda_check_power_state(struct hda_codec *codec, hda_nid_t nid, |
|
unsigned int target_state) |
|
{ |
|
return snd_hdac_check_power_state(&codec->core, nid, target_state); |
|
} |
|
|
|
static inline unsigned int snd_hda_sync_power_state(struct hda_codec *codec, |
|
hda_nid_t nid, |
|
unsigned int target_state) |
|
{ |
|
return snd_hdac_sync_power_state(&codec->core, nid, target_state); |
|
} |
|
unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec, |
|
hda_nid_t nid, |
|
unsigned int power_state); |
|
|
|
/* |
|
* 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_(pv) (((pv) >> 18) & 0x1) |
|
#define get_amp_direction(kc) get_amp_direction_((kc)->private_value) |
|
#define get_amp_index_(pv) (((pv) >> 19) & 0xf) |
|
#define get_amp_index(kc) get_amp_index_((kc)->private_value) |
|
#define get_amp_offset(kc) (((kc)->private_value >> 23) & 0x3f) |
|
#define get_amp_min_mute(kc) (((kc)->private_value >> 29) & 0x1) |
|
|
|
/* |
|
* enum control helper |
|
*/ |
|
int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_info *uinfo, |
|
int num_items, const char * const *texts); |
|
#define snd_hda_enum_bool_helper_info(kcontrol, uinfo) \ |
|
snd_hda_enum_helper_info(kcontrol, uinfo, 0, NULL) |
|
|
|
/* |
|
* 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_SIZE 256 |
|
#define ELD_MAX_MNL 16 |
|
#define ELD_MAX_SAD 16 |
|
|
|
/* |
|
* ELD: EDID Like Data |
|
*/ |
|
struct parsed_hdmi_eld { |
|
/* |
|
* all fields will be cleared before updating ELD |
|
*/ |
|
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]; |
|
}; |
|
|
|
struct hdmi_eld { |
|
bool monitor_present; |
|
bool eld_valid; |
|
int eld_size; |
|
char eld_buffer[ELD_MAX_SIZE]; |
|
struct parsed_hdmi_eld info; |
|
}; |
|
|
|
int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid); |
|
int snd_hdmi_get_eld(struct hda_codec *codec, hda_nid_t nid, |
|
unsigned char *buf, int *eld_size); |
|
int snd_hdmi_parse_eld(struct hda_codec *codec, struct parsed_hdmi_eld *e, |
|
const unsigned char *buf, int size); |
|
void snd_hdmi_show_eld(struct hda_codec *codec, struct parsed_hdmi_eld *e); |
|
void snd_hdmi_eld_update_pcm_info(struct parsed_hdmi_eld *e, |
|
struct hda_pcm_stream *hinfo); |
|
|
|
int snd_hdmi_get_eld_ati(struct hda_codec *codec, hda_nid_t nid, |
|
unsigned char *buf, int *eld_size, |
|
bool rev3_or_later); |
|
|
|
#ifdef CONFIG_SND_PROC_FS |
|
void snd_hdmi_print_eld_info(struct hdmi_eld *eld, |
|
struct snd_info_buffer *buffer); |
|
void snd_hdmi_write_eld_info(struct hdmi_eld *eld, |
|
struct snd_info_buffer *buffer); |
|
#endif |
|
|
|
#define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80 |
|
void snd_print_channel_allocation(int spk_alloc, char *buf, int buflen); |
|
|
|
/* |
|
*/ |
|
#define codec_err(codec, fmt, args...) \ |
|
dev_err(hda_codec_dev(codec), fmt, ##args) |
|
#define codec_warn(codec, fmt, args...) \ |
|
dev_warn(hda_codec_dev(codec), fmt, ##args) |
|
#define codec_info(codec, fmt, args...) \ |
|
dev_info(hda_codec_dev(codec), fmt, ##args) |
|
#define codec_dbg(codec, fmt, args...) \ |
|
dev_dbg(hda_codec_dev(codec), fmt, ##args) |
|
|
|
#endif /* __SOUND_HDA_LOCAL_H */
|
|
|