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Diffstat (limited to 'sound/pci/hda/hda_local.h')
| -rw-r--r-- | sound/pci/hda/hda_local.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h new file mode 100644 index 00000000000..7c7b849875a --- /dev/null +++ b/sound/pci/hda/hda_local.h @@ -0,0 +1,161 @@ +/* + * Universal Interface for Intel High Definition Audio Codec + * + * Local helper functions + * + * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __SOUND_HDA_LOCAL_H +#define __SOUND_HDA_LOCAL_H + +/* + * for mixer controls + */ +#define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19)) +#define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ + { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ + .info = snd_hda_mixer_amp_volume_info, \ + .get = snd_hda_mixer_amp_volume_get, \ + .put = snd_hda_mixer_amp_volume_put, \ + .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } +#define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \ + HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) +#define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \ + HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction) +#define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \ + HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction) +#define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \ + { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \ + .info = snd_hda_mixer_amp_switch_info, \ + .get = snd_hda_mixer_amp_switch_get, \ + .put = snd_hda_mixer_amp_switch_put, \ + .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) } +#define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \ + HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction) +#define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \ + HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction) +#define HDA_CODEC_MUTE(xname, nid, xindex, direction) \ + HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction) + +int snd_hda_mixer_amp_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo); +int snd_hda_mixer_amp_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol); +int snd_hda_mixer_amp_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol); +int snd_hda_mixer_amp_switch_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo); +int snd_hda_mixer_amp_switch_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol); +int snd_hda_mixer_amp_switch_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol); + +int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid); +int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid); + +/* + * input MUX helper + */ +#define HDA_MAX_NUM_INPUTS 8 +struct hda_input_mux_item { + const char *label; + unsigned int index; +}; +struct hda_input_mux { + unsigned int num_items; + struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS]; +}; + +int snd_hda_input_mux_info(const struct hda_input_mux *imux, snd_ctl_elem_info_t *uinfo); +int snd_hda_input_mux_put(struct hda_codec *codec, const struct hda_input_mux *imux, + snd_ctl_elem_value_t *ucontrol, hda_nid_t nid, + unsigned int *cur_val); + +/* + * Multi-channel / digital-out PCM helper + */ + +enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */ +enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */ + +struct hda_multi_out { + int num_dacs; /* # of DACs, must be more than 1 */ + hda_nid_t *dac_nids; /* DAC list */ + hda_nid_t hp_nid; /* optional DAC for HP, 0 when not exists */ + hda_nid_t dig_out_nid; /* digital out audio widget */ + int max_channels; /* currently supported analog channels */ + int dig_out_used; /* current usage of digital out (HDA_DIG_XXX) */ +}; + +int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout); +int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout); +int snd_hda_multi_out_analog_open(struct hda_codec *codec, struct hda_multi_out *mout, + snd_pcm_substream_t *substream); +int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, struct hda_multi_out *mout, + unsigned int stream_tag, + unsigned int format, + snd_pcm_substream_t *substream); +int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout); + +/* + * generic codec parser + */ +int snd_hda_parse_generic_codec(struct hda_codec *codec); + +/* + * generic proc interface + */ +#ifdef CONFIG_PROC_FS +int snd_hda_codec_proc_new(struct hda_codec *codec); +#else +static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; } +#endif + +/* + * Misc + */ +struct hda_board_config { + const char *modelname; + int config; + unsigned short pci_vendor; + unsigned short pci_device; +}; + +int snd_hda_check_board_config(struct hda_codec *codec, struct hda_board_config *tbl); +int snd_hda_add_new_ctls(struct hda_codec *codec, snd_kcontrol_new_t *knew); + +/* + * power management + */ +#ifdef CONFIG_PM +int snd_hda_resume_ctls(struct hda_codec *codec, snd_kcontrol_new_t *knew); +int snd_hda_resume_spdif_out(struct hda_codec *codec); +int snd_hda_resume_spdif_in(struct hda_codec *codec); +#endif + +/* + * 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 workqueue_struct *workq; + struct work_struct work; +}; + +#endif /* __SOUND_HDA_LOCAL_H */ |