/* * 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))/* mono volume with index (index=0,1,...) (channel=1,2) */#define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx,  \	  .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) }/* stereo volume with index */#define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \	HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)/* mono volume */#define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \	HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction)/* stereo volume */#define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \	HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction)/* mono mute switch with index (index=0,1,...) (channel=1,2) */#define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \	  .info = snd_hda_mixer_amp_switch_info, \	  .get = snd_hda_mixer_amp_switch_get, \	  .put = snd_hda_mixer_amp_switch_put, \	  .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }/* stereo mute switch with index */#define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \	HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)/* mono mute switch */#define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \	HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction)/* stereo mute switch */#define HDA_CODEC_MUTE(xname, nid, xindex, direction) \	HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction)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);/* mono switch binding multiple inputs */#define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0,  \	  .info = snd_hda_mixer_amp_switch_info, \	  .get = snd_hda_mixer_bind_switch_get, \	  .put = snd_hda_mixer_bind_switch_put, \	  .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }/* stereo switch binding multiple inputs */#define HDA_BIND_MUTE(xname,nid,indices,dir) HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)int snd_hda_mixer_bind_switch_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol);int snd_hda_mixer_bind_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	8struct 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_FSint snd_hda_codec_proc_new(struct hda_codec *codec);#elsestatic 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_subvendor;	unsigned short pci_subdevice;};int snd_hda_check_board_config(struct hda_codec *codec, const struct hda_board_config *tbl);int snd_hda_add_new_ctls(struct hda_codec *codec, snd_kcontrol_new_t *knew);/* * power management */#ifdef CONFIG_PMint 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	64struct 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;};/* * Helper for automatic ping configuration */enum {	AUTO_PIN_MIC,	AUTO_PIN_FRONT_MIC,	AUTO_PIN_LINE,	AUTO_PIN_FRONT_LINE,	AUTO_PIN_CD,	AUTO_PIN_AUX,	AUTO_PIN_LAST};struct auto_pin_cfg {	int line_outs;	hda_nid_t line_out_pins[4]; /* sorted in the order of Front/Surr/CLFE/Side */	hda_nid_t hp_pin;	hda_nid_t input_pins[AUTO_PIN_LAST];	hda_nid_t dig_out_pin;	hda_nid_t dig_in_pin;};#define get_defcfg_connect(cfg) ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)#define get_defcfg_association(cfg) ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)#define get_defcfg_location(cfg) ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)#define get_defcfg_sequence(cfg) (cfg & AC_DEFCFG_SEQUENCE)#define get_defcfg_device(cfg) ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *cfg);#endif /* __SOUND_HDA_LOCAL_H */