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 int (*patch)(struct hda_codec *codec);
90 #define HDA_CODEC_ID_GENERIC_HDMI 0x00000101
91 #define HDA_CODEC_ID_GENERIC 0x00000201
93 struct hda_codec_driver {
94 struct hdac_driver core;
95 const struct hda_codec_preset *preset;
98 int __hda_codec_driver_register(struct hda_codec_driver *drv, const char *name,
99 struct module *owner);
100 #define hda_codec_driver_register(drv) \
101 __hda_codec_driver_register(drv, KBUILD_MODNAME, THIS_MODULE)
102 void hda_codec_driver_unregister(struct hda_codec_driver *drv);
103 #define module_hda_codec_driver(drv) \
104 module_driver(drv, hda_codec_driver_register, \
105 hda_codec_driver_unregister)
107 /* ops set by the preset patch */
108 struct hda_codec_ops {
109 int (*build_controls)(struct hda_codec *codec);
110 int (*build_pcms)(struct hda_codec *codec);
111 int (*init)(struct hda_codec *codec);
112 void (*free)(struct hda_codec *codec);
113 void (*unsol_event)(struct hda_codec *codec, unsigned int res);
114 void (*set_power_state)(struct hda_codec *codec, hda_nid_t fg,
115 unsigned int power_state);
117 int (*suspend)(struct hda_codec *codec);
118 int (*resume)(struct hda_codec *codec);
119 int (*check_power_status)(struct hda_codec *codec, hda_nid_t nid);
121 void (*reboot_notify)(struct hda_codec *codec);
122 void (*stream_pm)(struct hda_codec *codec, hda_nid_t nid, bool on);
127 int (*open)(struct hda_pcm_stream *info, struct hda_codec *codec,
128 struct snd_pcm_substream *substream);
129 int (*close)(struct hda_pcm_stream *info, struct hda_codec *codec,
130 struct snd_pcm_substream *substream);
131 int (*prepare)(struct hda_pcm_stream *info, struct hda_codec *codec,
132 unsigned int stream_tag, unsigned int format,
133 struct snd_pcm_substream *substream);
134 int (*cleanup)(struct hda_pcm_stream *info, struct hda_codec *codec,
135 struct snd_pcm_substream *substream);
136 unsigned int (*get_delay)(struct hda_pcm_stream *info,
137 struct hda_codec *codec,
138 struct snd_pcm_substream *substream);
141 /* PCM information for each substream */
142 struct hda_pcm_stream {
143 unsigned int substreams; /* number of substreams, 0 = not exist*/
144 unsigned int channels_min; /* min. number of channels */
145 unsigned int channels_max; /* max. number of channels */
146 hda_nid_t nid; /* default NID to query rates/formats/bps, or set up */
147 u32 rates; /* supported rates */
148 u64 formats; /* supported formats (SNDRV_PCM_FMTBIT_) */
149 unsigned int maxbps; /* supported max. bit per sample */
150 const struct snd_pcm_chmap_elem *chmap; /* chmap to override */
151 struct hda_pcm_ops ops;
163 /* for PCM creation */
166 struct hda_pcm_stream stream[2];
167 unsigned int pcm_type; /* HDA_PCM_TYPE_XXX */
168 int device; /* device number to assign */
169 struct snd_pcm *pcm; /* assigned PCM instance */
170 bool own_chmap; /* codec driver provides own channel maps */
172 struct hda_codec *codec;
174 struct list_head list;
177 /* codec information */
179 struct hdac_device core;
181 struct snd_card *card;
182 unsigned int addr; /* codec addr*/
183 u32 probe_id; /* overridden id for probing */
185 /* detected preset */
186 const struct hda_codec_preset *preset;
187 const char *modelname; /* model name for preset */
190 struct hda_codec_ops patch_ops;
192 /* PCM to create, set by patch_ops.build_pcms callback */
193 struct list_head pcm_list_head;
195 /* codec specific info */
199 struct hda_beep *beep;
200 unsigned int beep_mode;
202 /* widget capabilities cache */
205 struct snd_array mixers; /* list of assigned mixer elements */
206 struct snd_array nids; /* list of mapped mixer elements */
208 struct list_head conn_list; /* linked-list of connection-list */
210 struct mutex spdif_mutex;
211 struct mutex control_mutex;
212 struct snd_array spdif_out;
213 unsigned int spdif_in_enable; /* SPDIF input enable? */
214 const hda_nid_t *slave_dig_outs; /* optional digital out slave widgets */
215 struct snd_array init_pins; /* initial (BIOS) pin configurations */
216 struct snd_array driver_pins; /* pin configs set by codec parser */
217 struct snd_array cvt_setups; /* audio convert setups */
219 struct mutex user_mutex;
220 #ifdef CONFIG_SND_HDA_RECONFIG
221 struct snd_array init_verbs; /* additional init verbs */
222 struct snd_array hints; /* additional hints */
223 struct snd_array user_pins; /* default pin configs to override */
226 #ifdef CONFIG_SND_HDA_HWDEP
227 struct snd_hwdep *hwdep; /* assigned hwdep device */
231 unsigned int in_freeing:1; /* being released */
232 unsigned int registered:1; /* codec was registered */
233 unsigned int spdif_status_reset :1; /* needs to toggle SPDIF for each
235 * (e.g. Realtek codecs)
237 unsigned int pin_amp_workaround:1; /* pin out-amp takes index
238 * (e.g. Conexant codecs)
240 unsigned int single_adc_amp:1; /* adc in-amp takes no index
241 * (e.g. CX20549 codec)
243 unsigned int no_sticky_stream:1; /* no sticky-PCM stream assignment */
244 unsigned int pins_shutup:1; /* pins are shut up */
245 unsigned int no_trigger_sense:1; /* don't trigger at pin-sensing */
246 unsigned int no_jack_detect:1; /* Machine has no jack-detection */
247 unsigned int inv_eapd:1; /* broken h/w: inverted EAPD control */
248 unsigned int inv_jack_detect:1; /* broken h/w: inverted detection bit */
249 unsigned int pcm_format_first:1; /* PCM format must be set first */
250 unsigned int cached_write:1; /* write only to caches */
251 unsigned int dp_mst:1; /* support DP1.2 Multi-stream transport */
252 unsigned int dump_coef:1; /* dump processing coefs in codec proc file */
253 unsigned int power_save_node:1; /* advanced PM for each widget */
254 unsigned int auto_runtime_pm:1; /* enable automatic codec runtime pm */
256 unsigned long power_on_acct;
257 unsigned long power_off_acct;
258 unsigned long power_jiffies;
261 /* filter the requested power state per nid */
262 unsigned int (*power_filter)(struct hda_codec *codec, hda_nid_t nid,
263 unsigned int power_state);
265 /* codec-specific additional proc output */
266 void (*proc_widget_hook)(struct snd_info_buffer *buffer,
267 struct hda_codec *codec, hda_nid_t nid);
270 struct snd_array jacktbl;
271 unsigned long jackpoll_interval; /* In jiffies. Zero means no poll, rely on unsol events */
272 struct delayed_work jackpoll_work;
275 struct snd_array jacks;
277 int depop_delay; /* depop delay in ms, -1 for default delay time */
281 const struct hda_fixup *fixup_list;
282 const char *fixup_name;
284 /* additional init verbs */
285 struct snd_array verbs;
288 #define dev_to_hda_codec(_dev) container_of(_dev, struct hda_codec, core.dev)
289 #define hda_codec_dev(_dev) (&(_dev)->core.dev)
291 #define list_for_each_codec(c, bus) \
292 list_for_each_entry(c, &(bus)->core.codec_list, core.list)
294 /* snd_hda_codec_read/write optional flags */
295 #define HDA_RW_NO_RESPONSE_FALLBACK (1 << 0)
300 int snd_hda_bus_new(struct snd_card *card,
301 const struct hdac_bus_ops *ops,
302 const struct hdac_io_ops *io_ops,
303 struct hda_bus **busp);
304 int snd_hda_codec_new(struct hda_bus *bus, struct snd_card *card,
305 unsigned int codec_addr, struct hda_codec **codecp);
306 int snd_hda_codec_configure(struct hda_codec *codec);
307 int snd_hda_codec_update_widgets(struct hda_codec *codec);
310 * low level functions
312 unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
314 unsigned int verb, unsigned int parm);
315 int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int flags,
316 unsigned int verb, unsigned int parm);
317 #define snd_hda_param_read(codec, nid, param) \
318 snd_hdac_read_parm(&(codec)->core, nid, param)
319 #define snd_hda_get_sub_nodes(codec, nid, start_nid) \
320 snd_hdac_get_sub_nodes(&(codec)->core, nid, start_nid)
321 int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
322 hda_nid_t *conn_list, int max_conns);
324 snd_hda_get_num_conns(struct hda_codec *codec, hda_nid_t nid)
326 return snd_hda_get_connections(codec, nid, NULL, 0);
329 #define snd_hda_get_raw_connections(codec, nid, list, max_conns) \
330 snd_hdac_get_connections(&(codec)->core, nid, list, max_conns)
331 #define snd_hda_get_num_raw_conns(codec, nid) \
332 snd_hdac_get_connections(&(codec)->core, nid, NULL, 0);
334 int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid,
335 const hda_nid_t **listp);
336 int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int nums,
337 const hda_nid_t *list);
338 int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux,
339 hda_nid_t nid, int recursive);
340 int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid,
341 u8 *dev_list, int max_devices);
349 void snd_hda_sequence_write(struct hda_codec *codec,
350 const struct hda_verb *seq);
352 /* unsolicited event */
354 snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
356 snd_hdac_bus_queue_event(&bus->core, res, res_ex);
361 snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
362 int flags, unsigned int verb, unsigned int parm)
364 return snd_hdac_regmap_write(&codec->core, nid, verb, parm);
367 #define snd_hda_codec_update_cache(codec, nid, flags, verb, parm) \
368 snd_hda_codec_write_cache(codec, nid, flags, verb, parm)
370 /* the struct for codec->pin_configs */
373 unsigned char ctrl; /* original pin control value */
374 unsigned char target; /* target pin control value */
375 unsigned int cfg; /* default configuration */
378 unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid);
379 int snd_hda_codec_set_pincfg(struct hda_codec *codec, hda_nid_t nid,
381 int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list,
382 hda_nid_t nid, unsigned int cfg); /* for hwdep */
383 void snd_hda_shutup_pins(struct hda_codec *codec);
386 struct hda_spdif_out {
387 hda_nid_t nid; /* Converter nid values relate to */
388 unsigned int status; /* IEC958 status bits */
389 unsigned short ctls; /* SPDIF control bits */
391 struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec,
393 void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx);
394 void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid);
399 int snd_hda_codec_build_controls(struct hda_codec *codec);
404 int snd_hda_codec_parse_pcms(struct hda_codec *codec);
405 int snd_hda_codec_build_pcms(struct hda_codec *codec);
408 struct hda_pcm *snd_hda_codec_pcm_new(struct hda_codec *codec,
409 const char *fmt, ...);
411 static inline void snd_hda_codec_pcm_get(struct hda_pcm *pcm)
413 kref_get(&pcm->kref);
415 void snd_hda_codec_pcm_put(struct hda_pcm *pcm);
417 int snd_hda_codec_prepare(struct hda_codec *codec,
418 struct hda_pcm_stream *hinfo,
421 struct snd_pcm_substream *substream);
422 void snd_hda_codec_cleanup(struct hda_codec *codec,
423 struct hda_pcm_stream *hinfo,
424 struct snd_pcm_substream *substream);
426 void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
428 int channel_id, int format);
429 void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid,
431 #define snd_hda_codec_cleanup_stream(codec, nid) \
432 __snd_hda_codec_cleanup_stream(codec, nid, 0)
434 #define snd_hda_query_supported_pcm(codec, nid, ratesp, fmtsp, bpsp) \
435 snd_hdac_query_supported_pcm(&(codec)->core, nid, ratesp, fmtsp, bpsp)
436 #define snd_hda_is_supported_format(codec, nid, fmt) \
437 snd_hdac_is_supported_format(&(codec)->core, nid, fmt)
439 extern const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[];
441 int snd_hda_attach_pcm_stream(struct hda_bus *_bus, struct hda_codec *codec,
442 struct hda_pcm *cpcm);
447 void snd_hda_get_codec_name(struct hda_codec *codec, char *name, int namelen);
448 void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
449 unsigned int power_state);
451 int snd_hda_lock_devices(struct hda_bus *bus);
452 void snd_hda_unlock_devices(struct hda_bus *bus);
453 void snd_hda_bus_reset(struct hda_bus *bus);
454 void snd_hda_bus_reset_codecs(struct hda_bus *bus);
459 extern const struct dev_pm_ops hda_codec_driver_pm;
462 int hda_call_check_power_status(struct hda_codec *codec, hda_nid_t nid)
465 if (codec->patch_ops.check_power_status)
466 return codec->patch_ops.check_power_status(codec, nid);
474 #define snd_hda_power_up(codec) snd_hdac_power_up(&(codec)->core)
475 #define snd_hda_power_up_pm(codec) snd_hdac_power_up_pm(&(codec)->core)
476 #define snd_hda_power_down(codec) snd_hdac_power_down(&(codec)->core)
477 #define snd_hda_power_down_pm(codec) snd_hdac_power_down_pm(&(codec)->core)
479 void snd_hda_set_power_save(struct hda_bus *bus, int delay);
480 void snd_hda_update_power_acct(struct hda_codec *codec);
482 static inline void snd_hda_set_power_save(struct hda_bus *bus, int delay) {}
485 #ifdef CONFIG_SND_HDA_PATCH_LOADER
489 int snd_hda_load_patch(struct hda_bus *bus, size_t size, const void *buf);
492 #ifdef CONFIG_SND_HDA_DSP_LOADER
493 int snd_hda_codec_load_dsp_prepare(struct hda_codec *codec, unsigned int format,
495 struct snd_dma_buffer *bufp);
496 void snd_hda_codec_load_dsp_trigger(struct hda_codec *codec, bool start);
497 void snd_hda_codec_load_dsp_cleanup(struct hda_codec *codec,
498 struct snd_dma_buffer *dmab);
501 snd_hda_codec_load_dsp_prepare(struct hda_codec *codec, unsigned int format,
503 struct snd_dma_buffer *bufp)
508 snd_hda_codec_load_dsp_trigger(struct hda_codec *codec, bool start) {}
510 snd_hda_codec_load_dsp_cleanup(struct hda_codec *codec,
511 struct snd_dma_buffer *dmab) {}
514 #endif /* __SOUND_HDA_CODEC_H */