xref: /openbmc/linux/sound/pci/hda/hda_generic.h (revision 9b93eb47)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Generic BIOS auto-parser helper functions for HD-audio
4  *
5  * Copyright (c) 2012 Takashi Iwai <tiwai@suse.de>
6  */
7 
8 #ifndef __SOUND_HDA_GENERIC_H
9 #define __SOUND_HDA_GENERIC_H
10 
11 /* table entry for multi-io paths */
12 struct hda_multi_io {
13 	hda_nid_t pin;		/* multi-io widget pin NID */
14 	hda_nid_t dac;		/* DAC to be connected */
15 	unsigned int ctl_in;	/* cached input-pin control value */
16 };
17 
18 /* Widget connection path
19  *
20  * For output, stored in the order of DAC -> ... -> pin,
21  * for input, pin -> ... -> ADC.
22  *
23  * idx[i] contains the source index number to select on of the widget path[i];
24  * e.g. idx[1] is the index of the DAC (path[0]) selected by path[1] widget
25  * multi[] indicates whether it's a selector widget with multi-connectors
26  * (i.e. the connection selection is mandatory)
27  * vol_ctl and mute_ctl contains the NIDs for the assigned mixers
28  */
29 
30 #define MAX_NID_PATH_DEPTH	10
31 
32 enum {
33 	NID_PATH_VOL_CTL,
34 	NID_PATH_MUTE_CTL,
35 	NID_PATH_BOOST_CTL,
36 	NID_PATH_NUM_CTLS
37 };
38 
39 struct nid_path {
40 	int depth;
41 	hda_nid_t path[MAX_NID_PATH_DEPTH];
42 	unsigned char idx[MAX_NID_PATH_DEPTH];
43 	unsigned char multi[MAX_NID_PATH_DEPTH];
44 	unsigned int ctls[NID_PATH_NUM_CTLS]; /* NID_PATH_XXX_CTL */
45 	bool active:1;		/* activated by driver */
46 	bool pin_enabled:1;	/* pins are enabled */
47 	bool pin_fixed:1;	/* path with fixed pin */
48 	bool stream_enabled:1;	/* stream is active */
49 };
50 
51 /* mic/line-in auto switching entry */
52 
53 #define MAX_AUTO_MIC_PINS	3
54 
55 struct automic_entry {
56 	hda_nid_t pin;		/* pin */
57 	int idx;		/* imux index, -1 = invalid */
58 	unsigned int attr;	/* pin attribute (INPUT_PIN_ATTR_*) */
59 };
60 
61 /* active stream id */
62 enum { STREAM_MULTI_OUT, STREAM_INDEP_HP };
63 
64 /* PCM hook action */
65 enum {
66 	HDA_GEN_PCM_ACT_OPEN,
67 	HDA_GEN_PCM_ACT_PREPARE,
68 	HDA_GEN_PCM_ACT_CLEANUP,
69 	HDA_GEN_PCM_ACT_CLOSE,
70 };
71 
72 /* DAC assignment badness table */
73 struct badness_table {
74 	int no_primary_dac;	/* no primary DAC */
75 	int no_dac;		/* no secondary DACs */
76 	int shared_primary;	/* primary DAC is shared with main output */
77 	int shared_surr;	/* secondary DAC shared with main or primary */
78 	int shared_clfe;	/* third DAC shared with main or primary */
79 	int shared_surr_main;	/* secondary DAC sahred with main/DAC0 */
80 };
81 
82 extern const struct badness_table hda_main_out_badness;
83 extern const struct badness_table hda_extra_out_badness;
84 
85 struct hda_micmute_hook {
86 	unsigned int led_mode;
87 	unsigned int capture;
88 	unsigned int led_value;
89 	void (*update)(struct hda_codec *codec);
90 	void (*old_hook)(struct hda_codec *codec,
91 			 struct snd_kcontrol *kcontrol,
92 			 struct snd_ctl_elem_value *ucontrol);
93 };
94 
95 struct hda_gen_spec {
96 	char stream_name_analog[32];	/* analog PCM stream */
97 	const struct hda_pcm_stream *stream_analog_playback;
98 	const struct hda_pcm_stream *stream_analog_capture;
99 
100 	char stream_name_alt_analog[32]; /* alternative analog PCM stream */
101 	const struct hda_pcm_stream *stream_analog_alt_playback;
102 	const struct hda_pcm_stream *stream_analog_alt_capture;
103 
104 	char stream_name_digital[32];	/* digital PCM stream */
105 	const struct hda_pcm_stream *stream_digital_playback;
106 	const struct hda_pcm_stream *stream_digital_capture;
107 
108 	/* PCM */
109 	unsigned int active_streams;
110 	struct mutex pcm_mutex;
111 
112 	/* playback */
113 	struct hda_multi_out multiout;	/* playback set-up
114 					 * max_channels, dacs must be set
115 					 * dig_out_nid and hp_nid are optional
116 					 */
117 	hda_nid_t alt_dac_nid;
118 	hda_nid_t slave_dig_outs[3];	/* optional - for auto-parsing */
119 	int dig_out_type;
120 
121 	/* capture */
122 	unsigned int num_adc_nids;
123 	hda_nid_t adc_nids[AUTO_CFG_MAX_INS];
124 	hda_nid_t dig_in_nid;		/* digital-in NID; optional */
125 	hda_nid_t mixer_nid;		/* analog-mixer NID */
126 	hda_nid_t mixer_merge_nid;	/* aamix merge-point NID (optional) */
127 	const char *input_labels[HDA_MAX_NUM_INPUTS];
128 	int input_label_idxs[HDA_MAX_NUM_INPUTS];
129 
130 	/* capture setup for dynamic dual-adc switch */
131 	hda_nid_t cur_adc;
132 	unsigned int cur_adc_stream_tag;
133 	unsigned int cur_adc_format;
134 
135 	/* capture source */
136 	struct hda_input_mux input_mux;
137 	unsigned int cur_mux[3];
138 
139 	/* channel model */
140 	/* min_channel_count contains the minimum channel count for primary
141 	 * outputs.  When multi_ios is set, the channels can be configured
142 	 * between min_channel_count and (min_channel_count + multi_ios * 2).
143 	 *
144 	 * ext_channel_count contains the current channel count of the primary
145 	 * out.  This varies in the range above.
146 	 *
147 	 * Meanwhile, const_channel_count is the channel count for all outputs
148 	 * including headphone and speakers.  It's a constant value, and the
149 	 * PCM is set up as max(ext_channel_count, const_channel_count).
150 	 */
151 	int min_channel_count;		/* min. channel count for primary out */
152 	int ext_channel_count;		/* current channel count for primary */
153 	int const_channel_count;	/* channel count for all */
154 
155 	/* PCM information */
156 	struct hda_pcm *pcm_rec[3];	/* used in build_pcms() */
157 
158 	/* dynamic controls, init_verbs and input_mux */
159 	struct auto_pin_cfg autocfg;
160 	struct snd_array kctls;
161 	hda_nid_t private_dac_nids[AUTO_CFG_MAX_OUTS];
162 	hda_nid_t imux_pins[HDA_MAX_NUM_INPUTS];
163 	unsigned int dyn_adc_idx[HDA_MAX_NUM_INPUTS];
164 	/* shared hp/mic */
165 	hda_nid_t shared_mic_vref_pin;
166 	hda_nid_t hp_mic_pin;
167 	int hp_mic_mux_idx;
168 
169 	/* DAC/ADC lists */
170 	int num_all_dacs;
171 	hda_nid_t all_dacs[16];
172 	int num_all_adcs;
173 	hda_nid_t all_adcs[AUTO_CFG_MAX_INS];
174 
175 	/* path list */
176 	struct snd_array paths;
177 
178 	/* path indices */
179 	int out_paths[AUTO_CFG_MAX_OUTS];
180 	int hp_paths[AUTO_CFG_MAX_OUTS];
181 	int speaker_paths[AUTO_CFG_MAX_OUTS];
182 	int aamix_out_paths[3];
183 	int digout_paths[AUTO_CFG_MAX_OUTS];
184 	int input_paths[HDA_MAX_NUM_INPUTS][AUTO_CFG_MAX_INS];
185 	int loopback_paths[HDA_MAX_NUM_INPUTS];
186 	int loopback_merge_path;
187 	int digin_path;
188 
189 	/* auto-mic stuff */
190 	int am_num_entries;
191 	struct automic_entry am_entry[MAX_AUTO_MIC_PINS];
192 
193 	/* for pin sensing */
194 	/* current status; set in hda_geneic.c */
195 	unsigned int hp_jack_present:1;
196 	unsigned int line_jack_present:1;
197 	unsigned int speaker_muted:1; /* current status of speaker mute */
198 	unsigned int line_out_muted:1; /* current status of LO mute */
199 
200 	/* internal states of automute / autoswitch behavior */
201 	unsigned int auto_mic:1;
202 	unsigned int automute_speaker:1; /* automute speaker outputs */
203 	unsigned int automute_lo:1; /* automute LO outputs */
204 
205 	/* capabilities detected by parser */
206 	unsigned int detect_hp:1;	/* Headphone detection enabled */
207 	unsigned int detect_lo:1;	/* Line-out detection enabled */
208 	unsigned int automute_speaker_possible:1; /* there are speakers and either LO or HP */
209 	unsigned int automute_lo_possible:1;	  /* there are line outs and HP */
210 
211 	/* additional parameters set by codec drivers */
212 	unsigned int master_mute:1;	/* master mute over all */
213 	unsigned int keep_vref_in_automute:1; /* Don't clear VREF in automute */
214 	unsigned int line_in_auto_switch:1; /* allow line-in auto switch */
215 	unsigned int auto_mute_via_amp:1; /* auto-mute via amp instead of pinctl */
216 
217 	/* parser behavior flags; set before snd_hda_gen_parse_auto_config() */
218 	unsigned int suppress_auto_mute:1; /* suppress input jack auto mute */
219 	unsigned int suppress_auto_mic:1; /* suppress input jack auto switch */
220 
221 	/* other parse behavior flags */
222 	unsigned int need_dac_fix:1; /* need to limit DACs for multi channels */
223 	unsigned int hp_mic:1; /* Allow HP as a mic-in */
224 	unsigned int suppress_hp_mic_detect:1; /* Don't detect HP/mic */
225 	unsigned int no_primary_hp:1; /* Don't prefer HP pins to speaker pins */
226 	unsigned int no_multi_io:1; /* Don't try multi I/O config */
227 	unsigned int multi_cap_vol:1; /* allow multiple capture xxx volumes */
228 	unsigned int inv_dmic_split:1; /* inverted dmic w/a for conexant */
229 	unsigned int own_eapd_ctl:1; /* set EAPD by own function */
230 	unsigned int keep_eapd_on:1; /* don't turn off EAPD automatically */
231 	unsigned int vmaster_mute_enum:1; /* add vmaster mute mode enum */
232 	unsigned int indep_hp:1; /* independent HP supported */
233 	unsigned int prefer_hp_amp:1; /* enable HP amp for speaker if any */
234 	unsigned int add_stereo_mix_input:2; /* add aamix as a capture src */
235 	unsigned int add_jack_modes:1; /* add i/o jack mode enum ctls */
236 	unsigned int power_down_unused:1; /* power down unused widgets */
237 	unsigned int dac_min_mute:1; /* minimal = mute for DACs */
238 	unsigned int suppress_vmaster:1; /* don't create vmaster kctls */
239 
240 	/* other internal flags */
241 	unsigned int no_analog:1; /* digital I/O only */
242 	unsigned int dyn_adc_switch:1; /* switch ADCs (for ALC275) */
243 	unsigned int indep_hp_enabled:1; /* independent HP enabled */
244 	unsigned int have_aamix_ctl:1;
245 	unsigned int hp_mic_jack_modes:1;
246 
247 	/* additional mute flags (only effective with auto_mute_via_amp=1) */
248 	u64 mute_bits;
249 
250 	/* bitmask for skipping volume controls */
251 	u64 out_vol_mask;
252 
253 	/* badness tables for output path evaluations */
254 	const struct badness_table *main_out_badness;
255 	const struct badness_table *extra_out_badness;
256 
257 	/* preferred pin/DAC pairs; an array of paired NIDs */
258 	const hda_nid_t *preferred_dacs;
259 
260 	/* loopback mixing mode */
261 	bool aamix_mode;
262 
263 	/* digital beep */
264 	hda_nid_t beep_nid;
265 
266 	/* for virtual master */
267 	hda_nid_t vmaster_nid;
268 	unsigned int vmaster_tlv[4];
269 	struct hda_vmaster_mute_hook vmaster_mute;
270 
271 	struct hda_loopback_check loopback;
272 	struct snd_array loopback_list;
273 
274 	/* multi-io */
275 	int multi_ios;
276 	struct hda_multi_io multi_io[4];
277 
278 	/* hooks */
279 	void (*init_hook)(struct hda_codec *codec);
280 	void (*automute_hook)(struct hda_codec *codec);
281 	void (*cap_sync_hook)(struct hda_codec *codec,
282 			      struct snd_kcontrol *kcontrol,
283 			      struct snd_ctl_elem_value *ucontrol);
284 
285 	/* mic mute LED hook; called via cap_sync_hook */
286 	struct hda_micmute_hook micmute_led;
287 
288 	/* PCM hooks */
289 	void (*pcm_playback_hook)(struct hda_pcm_stream *hinfo,
290 				  struct hda_codec *codec,
291 				  struct snd_pcm_substream *substream,
292 				  int action);
293 	void (*pcm_capture_hook)(struct hda_pcm_stream *hinfo,
294 				 struct hda_codec *codec,
295 				 struct snd_pcm_substream *substream,
296 				 int action);
297 
298 	/* automute / autoswitch hooks */
299 	void (*hp_automute_hook)(struct hda_codec *codec,
300 				 struct hda_jack_callback *cb);
301 	void (*line_automute_hook)(struct hda_codec *codec,
302 				   struct hda_jack_callback *cb);
303 	void (*mic_autoswitch_hook)(struct hda_codec *codec,
304 				    struct hda_jack_callback *cb);
305 };
306 
307 /* values for add_stereo_mix_input flag */
308 enum {
309 	HDA_HINT_STEREO_MIX_DISABLE,	/* No stereo mix input */
310 	HDA_HINT_STEREO_MIX_ENABLE,	/* Add stereo mix input */
311 	HDA_HINT_STEREO_MIX_AUTO,	/* Add only if auto-mic is disabled */
312 };
313 
314 int snd_hda_gen_spec_init(struct hda_gen_spec *spec);
315 
316 int snd_hda_gen_init(struct hda_codec *codec);
317 void snd_hda_gen_free(struct hda_codec *codec);
318 
319 int snd_hda_get_path_idx(struct hda_codec *codec, struct nid_path *path);
320 struct nid_path *snd_hda_get_path_from_idx(struct hda_codec *codec, int idx);
321 struct nid_path *
322 snd_hda_add_new_path(struct hda_codec *codec, hda_nid_t from_nid,
323 		     hda_nid_t to_nid, int anchor_nid);
324 void snd_hda_activate_path(struct hda_codec *codec, struct nid_path *path,
325 			   bool enable, bool add_aamix);
326 
327 struct snd_kcontrol_new *
328 snd_hda_gen_add_kctl(struct hda_gen_spec *spec, const char *name,
329 		     const struct snd_kcontrol_new *temp);
330 
331 int snd_hda_gen_parse_auto_config(struct hda_codec *codec,
332 				  struct auto_pin_cfg *cfg);
333 int snd_hda_gen_build_controls(struct hda_codec *codec);
334 int snd_hda_gen_build_pcms(struct hda_codec *codec);
335 
336 /* standard jack event callbacks */
337 void snd_hda_gen_hp_automute(struct hda_codec *codec,
338 			     struct hda_jack_callback *jack);
339 void snd_hda_gen_line_automute(struct hda_codec *codec,
340 			       struct hda_jack_callback *jack);
341 void snd_hda_gen_mic_autoswitch(struct hda_codec *codec,
342 				struct hda_jack_callback *jack);
343 void snd_hda_gen_update_outputs(struct hda_codec *codec);
344 
345 #ifdef CONFIG_PM
346 int snd_hda_gen_check_power_status(struct hda_codec *codec, hda_nid_t nid);
347 #endif
348 unsigned int snd_hda_gen_path_power_filter(struct hda_codec *codec,
349 					   hda_nid_t nid,
350 					   unsigned int power_state);
351 void snd_hda_gen_stream_pm(struct hda_codec *codec, hda_nid_t nid, bool on);
352 int snd_hda_gen_fix_pin_power(struct hda_codec *codec, hda_nid_t pin);
353 
354 int snd_hda_gen_add_micmute_led(struct hda_codec *codec,
355 				void (*hook)(struct hda_codec *));
356 void snd_hda_gen_fixup_micmute_led(struct hda_codec *codec,
357 				   const struct hda_fixup *fix, int action);
358 
359 #endif /* __SOUND_HDA_GENERIC_H */
360