2 * Universal Interface for Intel High Definition Audio Codec
4 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the Free
8 * Software Foundation; either version 2 of the License, or (at your option)
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc., 59
18 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 #ifndef __SOUND_HDA_CODEC_H
22 #define __SOUND_HDA_CODEC_H
24 #include <linux/kref.h>
25 #include <sound/info.h>
26 #include <sound/control.h>
27 #include <sound/pcm.h>
28 #include <sound/hwdep.h>
29 #include <sound/hdaudio.h>
30 #include <sound/hda_verbs.h>
31 #include <sound/hda_regmap.h>
41 struct hda_pcm_stream;
46 * each controller needs to creata a hda_bus to assign the accessor.
47 * A hda_bus contains several codecs in the list codec_list.
52 struct snd_card *card;
55 const char *modelname;
57 struct mutex prepare_mutex;
60 DECLARE_BITMAP(pcm_dev_bits, SNDRV_PCM_DEVICES);
63 unsigned int needs_damn_long_delay :1;
64 unsigned int allow_bus_reset:1; /* allow bus reset at fatal error */
65 /* status for codec/controller */
66 unsigned int shutdown :1; /* being unloaded */
67 unsigned int response_reset:1; /* controller was reset */
68 unsigned int in_reset:1; /* during reset operation */
69 unsigned int no_response_fallback:1; /* don't fallback at RIRB error */
71 int primary_dig_out_type; /* primary digital out PCM type */
74 /* from hdac_bus to hda_bus */
75 #define to_hda_bus(bus) container_of(bus, struct hda_bus, core)
80 * Known codecs have the patch to build and set up the controls/PCMs
81 * better than the generic parser.
83 struct hda_codec_preset {
87 unsigned int subs_mask;
91 int (*patch)(struct hda_codec *codec);
94 #define HDA_CODEC_ID_GENERIC_HDMI 0x00000101
95 #define HDA_CODEC_ID_GENERIC 0x00000201
97 struct hda_codec_driver {
98 struct hdac_driver core;
99 const struct hda_codec_preset *preset;
102 int __hda_codec_driver_register(struct hda_codec_driver *drv, const char *name,
103 struct module *owner);
104 #define hda_codec_driver_register(drv) \
105 __hda_codec_driver_register(drv, KBUILD_MODNAME, THIS_MODULE)
106 void hda_codec_driver_unregister(struct hda_codec_driver *drv);
107 #define module_hda_codec_driver(drv) \
108 module_driver(drv, hda_codec_driver_register, \
109 hda_codec_driver_unregister)
111 /* ops set by the preset patch */
112 struct hda_codec_ops {
113 int (*build_controls)(struct hda_codec *codec);
114 int (*build_pcms)(struct hda_codec *codec);
115 int (*init)(struct hda_codec *codec);
116 void (*free)(struct hda_codec *codec);
117 void (*unsol_event)(struct hda_codec *codec, unsigned int res);
118 void (*set_power_state)(struct hda_codec *codec, hda_nid_t fg,
119 unsigned int power_state);
121 int (*suspend)(struct hda_codec *codec);
122 int (*resume)(struct hda_codec *codec);
123 int (*check_power_status)(struct hda_codec *codec, hda_nid_t nid);
125 void (*reboot_notify)(struct hda_codec *codec);
126 void (*stream_pm)(struct hda_codec *codec, hda_nid_t nid, bool on);
131 int (*open)(struct hda_pcm_stream *info, struct hda_codec *codec,
132 struct snd_pcm_substream *substream);
133 int (*close)(struct hda_pcm_stream *info, struct hda_codec *codec,
134 struct snd_pcm_substream *substream);
135 int (*prepare)(struct hda_pcm_stream *info, struct hda_codec *codec,
136 unsigned int stream_tag, unsigned int format,
137 struct snd_pcm_substream *substream);
138 int (*cleanup)(struct hda_pcm_stream *info, struct hda_codec *codec,
139 struct snd_pcm_substream *substream);
140 unsigned int (*get_delay)(struct hda_pcm_stream *info,
141 struct hda_codec *codec,
142 struct snd_pcm_substream *substream);
145 /* PCM information for each substream */
146 struct hda_pcm_stream {
147 unsigned int substreams; /* number of substreams, 0 = not exist*/
148 unsigned int channels_min; /* min. number of channels */
149 unsigned int channels_max; /* max. number of channels */
150 hda_nid_t nid; /* default NID to query rates/formats/bps, or set up */
151 u32 rates; /* supported rates */
152 u64 formats; /* supported formats (SNDRV_PCM_FMTBIT_) */
153 unsigned int maxbps; /* supported max. bit per sample */
154 const struct snd_pcm_chmap_elem *chmap; /* chmap to override */
155 struct hda_pcm_ops ops;
167 /* for PCM creation */
170 struct hda_pcm_stream stream[2];
171 unsigned int pcm_type; /* HDA_PCM_TYPE_XXX */
172 int device; /* device number to assign */
173 struct snd_pcm *pcm; /* assigned PCM instance */
174 bool own_chmap; /* codec driver provides own channel maps */
176 struct hda_codec *codec;
178 struct list_head list;
181 /* codec information */
183 struct hdac_device core;
185 struct snd_card *card;
186 unsigned int addr; /* codec addr*/
187 u32 probe_id; /* overridden id for probing */
189 /* detected preset */
190 const struct hda_codec_preset *preset;
191 const char *modelname; /* model name for preset */
194 struct hda_codec_ops patch_ops;
196 /* PCM to create, set by patch_ops.build_pcms callback */
197 struct list_head pcm_list_head;
199 /* codec specific info */
203 struct hda_beep *beep;
204 unsigned int beep_mode;
206 /* widget capabilities cache */
209 struct snd_array mixers; /* list of assigned mixer elements */
210 struct snd_array nids; /* list of mapped mixer elements */
212 struct list_head conn_list; /* linked-list of connection-list */
214 struct mutex spdif_mutex;
215 struct mutex control_mutex;
216 struct snd_array spdif_out;
217 unsigned int spdif_in_enable; /* SPDIF input enable? */
218 const hda_nid_t *slave_dig_outs; /* optional digital out slave widgets */
219 struct snd_array init_pins; /* initial (BIOS) pin configurations */
220 struct snd_array driver_pins; /* pin configs set by codec parser */
221 struct snd_array cvt_setups; /* audio convert setups */
223 struct mutex user_mutex;
224 #ifdef CONFIG_SND_HDA_RECONFIG
225 struct snd_array init_verbs; /* additional init verbs */
226 struct snd_array hints; /* additional hints */
227 struct snd_array user_pins; /* default pin configs to override */
230 #ifdef CONFIG_SND_HDA_HWDEP
231 struct snd_hwdep *hwdep; /* assigned hwdep device */
235 unsigned int in_freeing:1; /* being released */
236 unsigned int registered:1; /* codec was registered */
237 unsigned int spdif_status_reset :1; /* needs to toggle SPDIF for each
239 * (e.g. Realtek codecs)
241 unsigned int pin_amp_workaround:1; /* pin out-amp takes index
242 * (e.g. Conexant codecs)
244 unsigned int single_adc_amp:1; /* adc in-amp takes no index
245 * (e.g. CX20549 codec)
247 unsigned int no_sticky_stream:1; /* no sticky-PCM stream assignment */
248 unsigned int pins_shutup:1; /* pins are shut up */
249 unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
250 unsigned int no_jack_detect:1; /* Machine has no jack-detection */
251 unsigned int inv_eapd:1; /* broken h/w: inverted EAPD control */
252 unsigned int inv_jack_detect:1; /* broken h/w: inverted detection bit */
253 unsigned int pcm_format_first:1; /* PCM format must be set first */
254 unsigned int cached_write:1; /* write only to caches */
255 unsigned int dp_mst:1; /* support DP1.2 Multi-stream transport */
256 unsigned int dump_coef:1; /* dump processing coefs in codec proc file */
257 unsigned int power_save_node:1; /* advanced PM for each widget */
259 unsigned long power_on_acct;
260 unsigned long power_off_acct;
261 unsigned long power_jiffies;
264 /* filter the requested power state per nid */
265 unsigned int (*power_filter)(struct hda_codec *codec, hda_nid_t nid,
266 unsigned int power_state);
268 /* codec-specific additional proc output */
269 void (*proc_widget_hook)(struct snd_info_buffer *buffer,
270 struct hda_codec *codec, hda_nid_t nid);
273 struct snd_array jacktbl;
274 unsigned long jackpoll_interval; /* In jiffies. Zero means no poll, rely on unsol events */
275 struct delayed_work jackpoll_work;
277 #ifdef CONFIG_SND_HDA_INPUT_JACK
279 struct snd_array jacks;
282 int depop_delay; /* depop delay in ms, -1 for default delay time */
286 const struct hda_fixup *fixup_list;
287 const char *fixup_name;
289 /* additional init verbs */
290 struct snd_array verbs;
293 #define dev_to_hda_codec(_dev) container_of(_dev, struct hda_codec, core.dev)
294 #define hda_codec_dev(_dev) (&(_dev)->core.dev)
296 #define list_for_each_codec(c, bus) \
297 list_for_each_entry(c, &(bus)->core.codec_list, core.list)
299 /* snd_hda_codec_read/write optional flags */
300 #define HDA_RW_NO_RESPONSE_FALLBACK (1 << 0)
305 int snd_hda_bus_new(struct snd_card *card,
306 const struct hdac_bus_ops *ops,
307 const struct hdac_io_ops *io_ops,
308 struct hda_bus **busp);
309 int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card,
310 unsigned int codec_addr, struct hda_codec **codecp);
311 int snd_hda_codec_configure(struct hda_codec *codec);
312 int snd_hda_codec_update_widgets(struct hda_codec *codec);
315 * low level functions
317 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
319 unsigned int verb, unsigned int parm);
320 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int flags,
321 unsigned int verb, unsigned int parm);
322 #define snd_hda_param_read(codec, nid, param) \
323 snd_hdac_read_parm(&(codec)->core, nid, param)
324 #define snd_hda_get_sub_nodes(codec, nid, start_nid) \
325 snd_hdac_get_sub_nodes(&(codec)->core, nid, start_nid)
326 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
327 hda_nid_t *conn_list, int max_conns);
329 snd_hda_get_num_conns(struct hda_codec *codec, hda_nid_t nid)
331 return snd_hda_get_connections(codec, nid, NULL, 0);
334 #define snd_hda_get_raw_connections(codec, nid, list, max_conns) \
335 snd_hdac_get_connections(&(codec)->core, nid, list, max_conns)
336 #define snd_hda_get_num_raw_conns(codec, nid) \
337 snd_hdac_get_connections(&(codec)->core, nid, NULL, 0);
339 int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid,
340 const hda_nid_t **listp);
341 int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int nums,
342 const hda_nid_t *list);
343 int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux,
344 hda_nid_t nid, int recursive);
345 int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid,
346 u8 *dev_list, int max_devices);
354 void snd_hda_sequence_write(struct hda_codec *codec,
355 const struct hda_verb *seq);
357 /* unsolicited event */
359 snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
361 snd_hdac_bus_queue_event(&bus->core, res, res_ex);
366 snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
367 int flags, unsigned int verb, unsigned int parm)
369 return snd_hdac_regmap_write(&codec->core, nid, verb, parm);
372 #define snd_hda_codec_update_cache(codec, nid, flags, verb, parm) \
373 snd_hda_codec_write_cache(codec, nid, flags, verb, parm)
375 /* the struct for codec->pin_configs */
378 unsigned char ctrl; /* original pin control value */
379 unsigned char target; /* target pin control value */
380 unsigned int cfg; /* default configuration */
383 unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid);
384 int snd_hda_codec_set_pincfg(struct hda_codec *codec, hda_nid_t nid,
386 int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
387 hda_nid_t nid, unsigned int cfg); /* for hwdep */
388 void snd_hda_shutup_pins(struct hda_codec *codec);
391 struct hda_spdif_out {
392 hda_nid_t nid; /* Converter nid values relate to */
393 unsigned int status; /* IEC958 status bits */
394 unsigned short ctls; /* SPDIF control bits */
396 struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec,
398 void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx);
399 void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid);
404 int snd_hda_codec_build_controls(struct hda_codec *codec);
409 int snd_hda_codec_parse_pcms(struct hda_codec *codec);
410 int snd_hda_codec_build_pcms(struct hda_codec *codec);
413 struct hda_pcm *snd_hda_codec_pcm_new(struct hda_codec *codec,
414 const char *fmt, ...);
416 static inline void snd_hda_codec_pcm_get(struct hda_pcm *pcm)
418 kref_get(&pcm->kref);
420 void snd_hda_codec_pcm_put(struct hda_pcm *pcm);
422 int snd_hda_codec_prepare(struct hda_codec *codec,
423 struct hda_pcm_stream *hinfo,
426 struct snd_pcm_substream *substream);
427 void snd_hda_codec_cleanup(struct hda_codec *codec,
428 struct hda_pcm_stream *hinfo,
429 struct snd_pcm_substream *substream);
431 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
433 int channel_id, int format);
434 void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid,
436 #define snd_hda_codec_cleanup_stream(codec, nid) \
437 __snd_hda_codec_cleanup_stream(codec, nid, 0)
439 #define snd_hda_query_supported_pcm(codec, nid, ratesp, fmtsp, bpsp) \
440 snd_hdac_query_supported_pcm(&(codec)->core, nid, ratesp, fmtsp, bpsp)
441 #define snd_hda_is_supported_format(codec, nid, fmt) \
442 snd_hdac_is_supported_format(&(codec)->core, nid, fmt)
444 extern const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[];
446 int snd_hda_attach_pcm_stream(struct hda_bus *_bus, struct hda_codec *codec,
447 struct hda_pcm *cpcm);
452 void snd_hda_get_codec_name(struct hda_codec *codec, char *name, int namelen);
453 void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
454 unsigned int power_state);
456 int snd_hda_lock_devices(struct hda_bus *bus);
457 void snd_hda_unlock_devices(struct hda_bus *bus);
458 void snd_hda_bus_reset(struct hda_bus *bus);
459 void snd_hda_bus_reset_codecs(struct hda_bus *bus);
464 extern const struct dev_pm_ops hda_codec_driver_pm;
467 int hda_call_check_power_status(struct hda_codec *codec, hda_nid_t nid)
470 if (codec->patch_ops.check_power_status)
471 return codec->patch_ops.check_power_status(codec, nid);
477 * get widget information
479 const char *snd_hda_get_jack_connectivity(u32 cfg);
480 const char *snd_hda_get_jack_type(u32 cfg);
481 const char *snd_hda_get_jack_location(u32 cfg);
486 #define snd_hda_power_up(codec) snd_hdac_power_up(&(codec)->core)
487 #define snd_hda_power_up_pm(codec) snd_hdac_power_up_pm(&(codec)->core)
488 #define snd_hda_power_down(codec) snd_hdac_power_down(&(codec)->core)
489 #define snd_hda_power_down_pm(codec) snd_hdac_power_down_pm(&(codec)->core)
491 void snd_hda_set_power_save(struct hda_bus *bus, int delay);
492 void snd_hda_update_power_acct(struct hda_codec *codec);
494 static inline void snd_hda_set_power_save(struct hda_bus *bus, int delay) {}
497 #ifdef CONFIG_SND_HDA_PATCH_LOADER
501 int snd_hda_load_patch(struct hda_bus *bus, size_t size, const void *buf);
504 #ifdef CONFIG_SND_HDA_DSP_LOADER
505 int snd_hda_codec_load_dsp_prepare(struct hda_codec *codec, unsigned int format,
507 struct snd_dma_buffer *bufp);
508 void snd_hda_codec_load_dsp_trigger(struct hda_codec *codec, bool start);
509 void snd_hda_codec_load_dsp_cleanup(struct hda_codec *codec,
510 struct snd_dma_buffer *dmab);
513 snd_hda_codec_load_dsp_prepare(struct hda_codec *codec, unsigned int format,
515 struct snd_dma_buffer *bufp)
520 snd_hda_codec_load_dsp_trigger(struct hda_codec *codec, bool start) {}
522 snd_hda_codec_load_dsp_cleanup(struct hda_codec *codec,
523 struct snd_dma_buffer *dmab) {}
526 #endif /* __SOUND_HDA_CODEC_H */