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Linux Cross Reference
Linux/sound/pci/hda/hda_local.h

Version: ~ [ 2.4.21-47.EL ] ~ [ 2.6.9-67.EL ] ~ [ 2.6.18-92.el5 ] ~
Architecture: ~ [ i386 ] ~ [ x86_64 ] ~

  1 /*
  2  * Universal Interface for Intel High Definition Audio Codec
  3  *
  4  * Local helper functions
  5  *
  6  * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
  7  *
  8  *  This program is free software; you can redistribute it and/or modify it
  9  *  under the terms of the GNU General Public License as published by the Free
 10  *  Software Foundation; either version 2 of the License, or (at your option)
 11  *  any later version.
 12  *
 13  *  This program is distributed in the hope that it will be useful, but WITHOUT
 14  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 15  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 16  *  more details.
 17  *
 18  *  You should have received a copy of the GNU General Public License along with
 19  *  this program; if not, write to the Free Software Foundation, Inc., 59
 20  *  Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 21  */
 22 
 23 #ifndef __SOUND_HDA_LOCAL_H
 24 #define __SOUND_HDA_LOCAL_H
 25 
 26 /*
 27  * for mixer controls
 28  */
 29 #define HDA_COMPOSE_AMP_VAL(nid,chs,idx,dir) ((nid) | ((chs)<<16) | ((dir)<<18) | ((idx)<<19))
 30 /* mono volume with index (index=0,1,...) (channel=1,2) */
 31 #define HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
 32         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx,  \
 33           .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
 34                     SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
 35                     SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK, \
 36           .info = snd_hda_mixer_amp_volume_info, \
 37           .get = snd_hda_mixer_amp_volume_get, \
 38           .put = snd_hda_mixer_amp_volume_put, \
 39           .tlv = { .c = snd_hda_mixer_amp_tlv },                \
 40           .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
 41 /* stereo volume with index */
 42 #define HDA_CODEC_VOLUME_IDX(xname, xcidx, nid, xindex, direction) \
 43         HDA_CODEC_VOLUME_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
 44 /* mono volume */
 45 #define HDA_CODEC_VOLUME_MONO(xname, nid, channel, xindex, direction) \
 46         HDA_CODEC_VOLUME_MONO_IDX(xname, 0, nid, channel, xindex, direction)
 47 /* stereo volume */
 48 #define HDA_CODEC_VOLUME(xname, nid, xindex, direction) \
 49         HDA_CODEC_VOLUME_MONO(xname, nid, 3, xindex, direction)
 50 /* mono mute switch with index (index=0,1,...) (channel=1,2) */
 51 #define HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, channel, xindex, direction) \
 52         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xcidx, \
 53           .info = snd_hda_mixer_amp_switch_info, \
 54           .get = snd_hda_mixer_amp_switch_get, \
 55           .put = snd_hda_mixer_amp_switch_put, \
 56           .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, xindex, direction) }
 57 /* stereo mute switch with index */
 58 #define HDA_CODEC_MUTE_IDX(xname, xcidx, nid, xindex, direction) \
 59         HDA_CODEC_MUTE_MONO_IDX(xname, xcidx, nid, 3, xindex, direction)
 60 /* mono mute switch */
 61 #define HDA_CODEC_MUTE_MONO(xname, nid, channel, xindex, direction) \
 62         HDA_CODEC_MUTE_MONO_IDX(xname, 0, nid, channel, xindex, direction)
 63 /* stereo mute switch */
 64 #define HDA_CODEC_MUTE(xname, nid, xindex, direction) \
 65         HDA_CODEC_MUTE_MONO(xname, nid, 3, xindex, direction)
 66 
 67 int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
 68 int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 69 int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 70 int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *tlv);
 71 int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo);
 72 int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 73 int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 74 /* lowlevel accessor with caching; use carefully */
 75 int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
 76                            int direction, int index);
 77 int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
 78                              int direction, int idx, int mask, int val);
 79 
 80 /* mono switch binding multiple inputs */
 81 #define HDA_BIND_MUTE_MONO(xname, nid, channel, indices, direction) \
 82         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0,  \
 83           .info = snd_hda_mixer_amp_switch_info, \
 84           .get = snd_hda_mixer_bind_switch_get, \
 85           .put = snd_hda_mixer_bind_switch_put, \
 86           .private_value = HDA_COMPOSE_AMP_VAL(nid, channel, indices, direction) }
 87 
 88 /* stereo switch binding multiple inputs */
 89 #define HDA_BIND_MUTE(xname,nid,indices,dir) HDA_BIND_MUTE_MONO(xname,nid,3,indices,dir)
 90 
 91 int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 92 int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);
 93 
 94 /* more generic bound controls */
 95 struct hda_ctl_ops {
 96         snd_kcontrol_info_t *info;
 97         snd_kcontrol_get_t *get;
 98         snd_kcontrol_put_t *put;
 99         snd_kcontrol_tlv_rw_t *tlv;
100 };
101 
102 extern struct hda_ctl_ops snd_hda_bind_vol;     /* for bind-volume with TLV */
103 extern struct hda_ctl_ops snd_hda_bind_sw;      /* for bind-switch */
104 
105 struct hda_bind_ctls {
106         struct hda_ctl_ops *ops;
107         long values[];
108 };
109 
110 int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
111                                  struct snd_ctl_elem_info *uinfo);
112 int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
113                                 struct snd_ctl_elem_value *ucontrol);
114 int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
115                                 struct snd_ctl_elem_value *ucontrol);
116 int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
117                            unsigned int size, unsigned int __user *tlv);
118 
119 #define HDA_BIND_VOL(xname, bindrec) \
120         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
121           .name = xname, \
122           .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\
123                           SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
124                           SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK,\
125           .info = snd_hda_mixer_bind_ctls_info,\
126           .get =  snd_hda_mixer_bind_ctls_get,\
127           .put = snd_hda_mixer_bind_ctls_put,\
128           .tlv = { .c = snd_hda_mixer_bind_tlv },\
129           .private_value = (long) (bindrec) }
130 #define HDA_BIND_SW(xname, bindrec) \
131         { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
132           .name = xname, \
133           .info = snd_hda_mixer_bind_ctls_info,\
134           .get =  snd_hda_mixer_bind_ctls_get,\
135           .put = snd_hda_mixer_bind_ctls_put,\
136           .private_value = (long) (bindrec) }
137 
138 /*
139  * SPDIF I/O
140  */
141 int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid);
142 int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);
143 
144 /*
145  * input MUX helper
146  */
147 #define HDA_MAX_NUM_INPUTS      16
148 struct hda_input_mux_item {
149         const char *label;
150         unsigned int index;
151 };
152 struct hda_input_mux {
153         unsigned int num_items;
154         struct hda_input_mux_item items[HDA_MAX_NUM_INPUTS];
155 };
156 
157 int snd_hda_input_mux_info(const struct hda_input_mux *imux, struct snd_ctl_elem_info *uinfo);
158 int snd_hda_input_mux_put(struct hda_codec *codec, const struct hda_input_mux *imux,
159                           struct snd_ctl_elem_value *ucontrol, hda_nid_t nid,
160                           unsigned int *cur_val);
161 
162 /*
163  * Channel mode helper
164  */
165 struct hda_channel_mode {
166         int channels;
167         const struct hda_verb *sequence;
168 };
169 
170 int snd_hda_ch_mode_info(struct hda_codec *codec, struct snd_ctl_elem_info *uinfo,
171                          const struct hda_channel_mode *chmode, int num_chmodes);
172 int snd_hda_ch_mode_get(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol,
173                         const struct hda_channel_mode *chmode, int num_chmodes,
174                         int max_channels);
175 int snd_hda_ch_mode_put(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol,
176                         const struct hda_channel_mode *chmode, int num_chmodes,
177                         int *max_channelsp);
178 
179 /*
180  * Multi-channel / digital-out PCM helper
181  */
182 
183 enum { HDA_FRONT, HDA_REAR, HDA_CLFE, HDA_SIDE }; /* index for dac_nidx */
184 enum { HDA_DIG_NONE, HDA_DIG_EXCLUSIVE, HDA_DIG_ANALOG_DUP }; /* dig_out_used */
185 
186 struct hda_multi_out {
187         int num_dacs;           /* # of DACs, must be more than 1 */
188         hda_nid_t *dac_nids;    /* DAC list */
189         hda_nid_t hp_nid;       /* optional DAC for HP, 0 when not exists */
190         hda_nid_t extra_out_nid[3];     /* optional DACs, 0 when not exists */
191         hda_nid_t dig_out_nid;  /* digital out audio widget */
192         int max_channels;       /* currently supported analog channels */
193         int dig_out_used;       /* current usage of digital out (HDA_DIG_XXX) */
194 };
195 
196 int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout);
197 int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout);
198 int snd_hda_multi_out_analog_open(struct hda_codec *codec, struct hda_multi_out *mout,
199                                   struct snd_pcm_substream *substream);
200 int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, struct hda_multi_out *mout,
201                                      unsigned int stream_tag,
202                                      unsigned int format,
203                                      struct snd_pcm_substream *substream);
204 int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout);
205 
206 /*
207  * generic codec parser
208  */
209 int snd_hda_parse_generic_codec(struct hda_codec *codec);
210 
211 /*
212  * generic proc interface
213  */
214 #ifdef CONFIG_PROC_FS
215 int snd_hda_codec_proc_new(struct hda_codec *codec);
216 #else
217 static inline int snd_hda_codec_proc_new(struct hda_codec *codec) { return 0; }
218 #endif
219 
220 /*
221  * Misc
222  */
223 int snd_hda_check_board_config(struct hda_codec *codec, int num_configs,
224                                const char **modelnames,
225                                const struct snd_pci_quirk *pci_list);
226 int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew);
227 
228 /*
229  * power management
230  */
231 #ifdef CONFIG_PM
232 int snd_hda_resume_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew);
233 int snd_hda_resume_spdif_out(struct hda_codec *codec);
234 int snd_hda_resume_spdif_in(struct hda_codec *codec);
235 #endif
236 
237 /*
238  * unsolicited event handler
239  */
240 
241 #define HDA_UNSOL_QUEUE_SIZE    64
242 
243 struct hda_bus_unsolicited {
244         /* ring buffer */
245         u32 queue[HDA_UNSOL_QUEUE_SIZE * 2];
246         unsigned int rp, wp;
247 
248         /* workqueue */
249         struct workqueue_struct *workq;
250         struct work_struct work;
251         struct hda_bus *bus;
252 };
253 
254 /*
255  * Helper for automatic ping configuration
256  */
257 
258 enum {
259         AUTO_PIN_MIC,
260         AUTO_PIN_FRONT_MIC,
261         AUTO_PIN_LINE,
262         AUTO_PIN_FRONT_LINE,
263         AUTO_PIN_CD,
264         AUTO_PIN_AUX,
265         AUTO_PIN_LAST
266 };
267 
268 extern const char *auto_pin_cfg_labels[AUTO_PIN_LAST];
269 
270 struct auto_pin_cfg {
271         int line_outs;
272         hda_nid_t line_out_pins[5]; /* sorted in the order of Front/Surr/CLFE/Side */
273         int speaker_outs;
274         hda_nid_t speaker_pins[5];
275         int hp_outs;
276         hda_nid_t hp_pins[5];
277         hda_nid_t input_pins[AUTO_PIN_LAST];
278         hda_nid_t dig_out_pin;
279         hda_nid_t dig_in_pin;
280 };
281 
282 #define get_defcfg_connect(cfg) ((cfg & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT)
283 #define get_defcfg_association(cfg) ((cfg & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT)
284 #define get_defcfg_location(cfg) ((cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT)
285 #define get_defcfg_sequence(cfg) (cfg & AC_DEFCFG_SEQUENCE)
286 #define get_defcfg_device(cfg) ((cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT)
287 
288 int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *cfg,
289                                  hda_nid_t *ignore_nids);
290 
291 /* amp values */
292 #define AMP_IN_MUTE(idx)        (0x7080 | ((idx)<<8))
293 #define AMP_IN_UNMUTE(idx)      (0x7000 | ((idx)<<8))
294 #define AMP_OUT_MUTE    0xb080
295 #define AMP_OUT_UNMUTE  0xb000
296 #define AMP_OUT_ZERO    0xb000
297 /* pinctl values */
298 #define PIN_IN          0x20
299 #define PIN_VREF80      0x24
300 #define PIN_VREF50      0x21
301 #define PIN_OUT         0x40
302 #define PIN_HP          0xc0
303 #define PIN_HP_AMP      0x80
304 
305 /*
306  * get widget capabilities
307  */
308 static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
309 {
310         if (nid < codec->start_nid ||
311             nid >= codec->start_nid + codec->num_nodes)
312                 return snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
313         return codec->wcaps[nid - codec->start_nid];
314 }
315 
316 
317 #endif /* __SOUND_HDA_LOCAL_H */
318 

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