mirror of https://gitee.com/openkylin/linux.git
270 lines
9.8 KiB
C
270 lines
9.8 KiB
C
/*
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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 <tiwai@suse.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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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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/*
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* for mixer controls
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*/
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#define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19))
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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, direction) \
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
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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, direction) }
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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)
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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)
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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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/* 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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.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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int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
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int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *tlv);
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int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
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int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
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/* lowlevel accessor with caching; use carefully */
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int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
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int direction, int index);
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int snd_hda_codec_amp_update(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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/* mono switch binding multiple inputs */
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#define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \
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.info = snd_hda_mixer_amp_switch_info, \
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.get = snd_hda_mixer_bind_switch_get, \
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.put = snd_hda_mixer_bind_switch_put, \
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.private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }
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/* stereo switch binding multiple inputs */
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#define HDA_BIND_MUTE(xname,nid,indices,dir) HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
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int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
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int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid);
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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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const char *label;
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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, struct snd_ctl_elem_info *uinfo);
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int snd_hda_input_mux_put(struct hda_codec *codec, 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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/*
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* Channel mode helper
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*/
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struct hda_channel_mode {
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int channels;
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const struct hda_verb *sequence;
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};
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int snd_hda_ch_mode_info(struct hda_codec *codec, struct snd_ctl_elem_info *uinfo,
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const struct hda_channel_mode *chmode, int num_chmodes);
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int snd_hda_ch_mode_get(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol,
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const struct hda_channel_mode *chmode, int num_chmodes,
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int max_channels);
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int snd_hda_ch_mode_put(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol,
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const struct hda_channel_mode *chmode, int num_chmodes,
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int *max_channelsp);
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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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struct hda_multi_out {
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int num_dacs; /* # of DACs, must be more than 1 */
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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 extra_out_nid[3]; /* optional DACs, 0 when not exists */
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hda_nid_t dig_out_nid; /* digital out audio widget */
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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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};
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int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout);
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int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout);
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int snd_hda_multi_out_analog_open(struct hda_codec *codec, struct hda_multi_out *mout,
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struct snd_pcm_substream *substream);
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int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, 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, struct hda_multi_out *mout);
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/*
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* generic codec parser
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*/
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int snd_hda_parse_generic_codec(struct hda_codec *codec);
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/*
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* generic proc interface
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*/
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#ifdef CONFIG_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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/*
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* Misc
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*/
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int snd_hda_check_board_config(struct hda_codec *codec, int num_configs,
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const char **modelnames,
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const struct snd_pci_quirk *pci_list);
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int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew);
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/*
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* power management
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*/
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#ifdef CONFIG_PM
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int snd_hda_resume_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew);
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int snd_hda_resume_spdif_out(struct hda_codec *codec);
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int snd_hda_resume_spdif_in(struct hda_codec *codec);
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#endif
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/*
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* unsolicited event handler
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*/
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#define HDA_UNSOL_QUEUE_SIZE 64
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struct hda_bus_unsolicited {
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/* ring buffer */
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u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
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unsigned int rp, wp;
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/* workqueue */
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struct work_struct work;
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struct hda_bus *bus;
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};
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/*
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* Helper for automatic ping configuration
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*/
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enum {
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AUTO_PIN_MIC,
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AUTO_PIN_FRONT_MIC,
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AUTO_PIN_LINE,
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AUTO_PIN_FRONT_LINE,
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AUTO_PIN_CD,
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AUTO_PIN_AUX,
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AUTO_PIN_LAST
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};
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extern const char *auto_pin_cfg_labels[AUTO_PIN_LAST];
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struct auto_pin_cfg {
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int line_outs;
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hda_nid_t line_out_pins[5]; /* sorted in the order of Front/Surr/CLFE/Side */
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int speaker_outs;
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hda_nid_t speaker_pins[5];
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int hp_outs;
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hda_nid_t hp_pins[5];
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hda_nid_t input_pins[AUTO_PIN_LAST];
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hda_nid_t dig_out_pin;
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hda_nid_t dig_in_pin;
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};
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#define get_defcfg_connect(cfg) ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
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#define get_defcfg_association(cfg) ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
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#define get_defcfg_location(cfg) ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
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#define get_defcfg_sequence(cfg) (cfg & AC_DEFCFG_SEQUENCE)
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#define get_defcfg_device(cfg) ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
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int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *cfg,
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hda_nid_t *ignore_nids);
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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 0x20
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#define PIN_VREF80 0x24
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#define PIN_VREF50 0x21
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#define PIN_OUT 0x40
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#define PIN_HP 0xc0
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#define PIN_HP_AMP 0x80
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/*
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* get widget capabilities
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*/
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static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
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{
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if (nid < codec->start_nid ||
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nid >= codec->start_nid + codec->num_nodes)
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return snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
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return codec->wcaps[nid - codec->start_nid];
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}
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#endif /* __SOUND_HDA_LOCAL_H */
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