forked from Minki/linux
dda415d418
The same type of code is being used in multiple places in various codec drivers, so put it as a core library. Signed-off-by: Takashi Iwai <tiwai@suse.de>
686 lines
23 KiB
C
686 lines
23 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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/* 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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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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int snd_hda_codec_amp_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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#ifdef CONFIG_PM
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void snd_hda_codec_resume_amp(struct hda_codec *codec);
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#endif
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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 *slaves,
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const char *suffix, bool init_slave_vol,
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struct snd_kcontrol **ctl_ret);
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#define snd_hda_add_vmaster(codec, name, tlv, slaves, suffix) \
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__snd_hda_add_vmaster(codec, name, tlv, slaves, suffix, true, NULL)
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int snd_hda_codec_reset(struct hda_codec *codec);
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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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/* 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) \
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HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
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int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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/* more generic bound controls */
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struct hda_ctl_ops {
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snd_kcontrol_info_t *info;
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snd_kcontrol_get_t *get;
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snd_kcontrol_put_t *put;
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snd_kcontrol_tlv_rw_t *tlv;
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};
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extern struct hda_ctl_ops snd_hda_bind_vol; /* for bind-volume with TLV */
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extern struct hda_ctl_ops snd_hda_bind_sw; /* for bind-switch */
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struct hda_bind_ctls {
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struct hda_ctl_ops *ops;
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unsigned long values[];
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};
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int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_info *uinfo);
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int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
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unsigned int size, unsigned int __user *tlv);
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#define HDA_BIND_VOL(xname, bindrec) \
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
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.name = xname, \
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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_bind_ctls_info,\
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.get = snd_hda_mixer_bind_ctls_get,\
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.put = snd_hda_mixer_bind_ctls_put,\
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.tlv = { .c = snd_hda_mixer_bind_tlv },\
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.private_value = (long) (bindrec) }
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#define HDA_BIND_SW(xname, bindrec) \
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{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
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.name = xname, \
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.info = snd_hda_mixer_bind_ctls_info,\
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.get = snd_hda_mixer_bind_ctls_get,\
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.put = snd_hda_mixer_bind_ctls_put,\
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.private_value = (long) (bindrec) }
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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_input_mux *imux, const char *label,
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int index, int *type_index_ret);
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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,
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struct snd_ctl_elem_info *uinfo,
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const struct hda_channel_mode *chmode,
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int num_chmodes);
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int snd_hda_ch_mode_get(struct hda_codec *codec,
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struct snd_ctl_elem_value *ucontrol,
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const struct hda_channel_mode *chmode,
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int num_chmodes,
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int max_channels);
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int snd_hda_ch_mode_put(struct hda_codec *codec,
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struct snd_ctl_elem_value *ucontrol,
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const struct hda_channel_mode *chmode,
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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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#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 *slave_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 codec parser
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*/
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#ifdef CONFIG_SND_HDA_GENERIC
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int snd_hda_parse_generic_codec(struct hda_codec *codec);
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#else
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static inline int snd_hda_parse_generic_codec(struct hda_codec *codec)
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{
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return -ENODEV;
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}
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#endif
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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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#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_check_board_config(struct hda_codec *codec, int num_configs,
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const char * const *modelnames,
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const struct snd_pci_quirk *pci_list);
|
|
int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
|
|
int num_configs, const char * const *models,
|
|
const struct snd_pci_quirk *tbl);
|
|
int snd_hda_add_new_ctls(struct hda_codec *codec,
|
|
const 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 macros to retrieve pin default-config values */
|
|
#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)
|
|
#define get_defcfg_misc(cfg) \
|
|
((cfg & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT)
|
|
|
|
/* 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)
|
|
|
|
unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin);
|
|
int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin,
|
|
unsigned int val, bool cached);
|
|
|
|
/**
|
|
* _snd_hda_set_pin_ctl - 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)
|
|
*
|
|
* This function sets the pin-control value to the given pin, but
|
|
* filters out the invalid pin-control bits when the pin has no such
|
|
* capabilities. For example, when PIN_HP is passed but the pin has no
|
|
* HP-drive capability, the HP bit is omitted.
|
|
*
|
|
* The function doesn't check the input VREF capability bits, though.
|
|
* Use snd_hda_get_default_vref() to guess the right value.
|
|
* Also, this function is only for analog pins, not for HDMI pins.
|
|
*/
|
|
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);
|
|
}
|
|
|
|
/*
|
|
* 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 */
|
|
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;
|
|
}
|
|
|
|
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);
|
|
int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid,
|
|
unsigned int caps);
|
|
|
|
/* 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_PM) && 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
|
|
*/
|
|
|
|
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);
|
|
|
|
/*
|
|
* 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(kc) (((kc)->private_value >> 19) & 0xf)
|
|
#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_entries, 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 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];
|
|
/*
|
|
* all fields above eld_buffer will be cleared before updating ELD
|
|
*/
|
|
char eld_buffer[ELD_MAX_SIZE];
|
|
#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 snd_hdmi_eld_update_pcm_info(struct hdmi_eld *eld,
|
|
struct hda_pcm_stream *hinfo);
|
|
|
|
#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 */
|