xref: /openbmc/linux/sound/pci/hda/hda_generic.h (revision 193b1fc1)
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 #include <linux/leds.h>
12 #include "hda_auto_parser.h"
13 
14 struct hda_jack_callback;
15 
16 /* table entry for multi-io paths */
17 struct hda_multi_io {
18 	hda_nid_t pin;		/* multi-io widget pin NID */
19 	hda_nid_t dac;		/* DAC to be connected */
20 	unsigned int ctl_in;	/* cached input-pin control value */
21 };
22 
23 /* Widget connection path
24  *
25  * For output, stored in the order of DAC -> ... -> pin,
26  * for input, pin -> ... -> ADC.
27  *
28  * idx[i] contains the source index number to select on of the widget path[i];
29  * e.g. idx[1] is the index of the DAC (path[0]) selected by path[1] widget
30  * multi[] indicates whether it's a selector widget with multi-connectors
31  * (i.e. the connection selection is mandatory)
32  * vol_ctl and mute_ctl contains the NIDs for the assigned mixers
33  */
34 
35 #define MAX_NID_PATH_DEPTH	10
36 
37 enum {
38 	NID_PATH_VOL_CTL,
39 	NID_PATH_MUTE_CTL,
40 	NID_PATH_BOOST_CTL,
41 	NID_PATH_NUM_CTLS
42 };
43 
44 struct nid_path {
45 	int depth;
46 	hda_nid_t path[MAX_NID_PATH_DEPTH];
47 	unsigned char idx[MAX_NID_PATH_DEPTH];
48 	unsigned char multi[MAX_NID_PATH_DEPTH];
49 	unsigned int ctls[NID_PATH_NUM_CTLS]; /* NID_PATH_XXX_CTL */
50 	bool active:1;		/* activated by driver */
51 	bool pin_enabled:1;	/* pins are enabled */
52 	bool pin_fixed:1;	/* path with fixed pin */
53 	bool stream_enabled:1;	/* stream is active */
54 };
55 
56 /* mic/line-in auto switching entry */
57 
58 #define MAX_AUTO_MIC_PINS	3
59 
60 struct automic_entry {
61 	hda_nid_t pin;		/* pin */
62 	int idx;		/* imux index, -1 = invalid */
63 	unsigned int attr;	/* pin attribute (INPUT_PIN_ATTR_*) */
64 };
65 
66 /* active stream id */
67 enum { STREAM_MULTI_OUT, STREAM_INDEP_HP };
68 
69 /* PCM hook action */
70 enum {
71 	HDA_GEN_PCM_ACT_OPEN,
72 	HDA_GEN_PCM_ACT_PREPARE,
73 	HDA_GEN_PCM_ACT_CLEANUP,
74 	HDA_GEN_PCM_ACT_CLOSE,
75 };
76 
77 /* DAC assignment badness table */
78 struct badness_table {
79 	int no_primary_dac;	/* no primary DAC */
80 	int no_dac;		/* no secondary DACs */
81 	int shared_primary;	/* primary DAC is shared with main output */
82 	int shared_surr;	/* secondary DAC shared with main or primary */
83 	int shared_clfe;	/* third DAC shared with main or primary */
84 	int shared_surr_main;	/* secondary DAC sahred with main/DAC0 */
85 };
86 
87 extern const struct badness_table hda_main_out_badness;
88 extern const struct badness_table hda_extra_out_badness;
89 
90 struct hda_gen_spec {
91 	char stream_name_analog[32];	/* analog PCM stream */
92 	const struct hda_pcm_stream *stream_analog_playback;
93 	const struct hda_pcm_stream *stream_analog_capture;
94 
95 	char stream_name_alt_analog[32]; /* alternative analog PCM stream */
96 	const struct hda_pcm_stream *stream_analog_alt_playback;
97 	const struct hda_pcm_stream *stream_analog_alt_capture;
98 
99 	char stream_name_digital[32];	/* digital PCM stream */
100 	const struct hda_pcm_stream *stream_digital_playback;
101 	const struct hda_pcm_stream *stream_digital_capture;
102 
103 	/* PCM */
104 	unsigned int active_streams;
105 	struct mutex pcm_mutex;
106 
107 	/* playback */
108 	struct hda_multi_out multiout;	/* playback set-up
109 					 * max_channels, dacs must be set
110 					 * dig_out_nid and hp_nid are optional
111 					 */
112 	hda_nid_t alt_dac_nid;
113 	hda_nid_t follower_dig_outs[3];	/* optional - for auto-parsing */
114 	int dig_out_type;
115 
116 	/* capture */
117 	unsigned int num_adc_nids;
118 	hda_nid_t adc_nids[AUTO_CFG_MAX_INS];
119 	hda_nid_t dig_in_nid;		/* digital-in NID; optional */
120 	hda_nid_t mixer_nid;		/* analog-mixer NID */
121 	hda_nid_t mixer_merge_nid;	/* aamix merge-point NID (optional) */
122 	const char *input_labels[HDA_MAX_NUM_INPUTS];
123 	int input_label_idxs[HDA_MAX_NUM_INPUTS];
124 
125 	/* capture setup for dynamic dual-adc switch */
126 	hda_nid_t cur_adc;
127 	unsigned int cur_adc_stream_tag;
128 	unsigned int cur_adc_format;
129 
130 	/* capture source */
131 	struct hda_input_mux input_mux;
132 	unsigned int cur_mux[3];
133 
134 	/* channel model */
135 	/* min_channel_count contains the minimum channel count for primary
136 	 * outputs.  When multi_ios is set, the channels can be configured
137 	 * between min_channel_count and (min_channel_count + multi_ios * 2).
138 	 *
139 	 * ext_channel_count contains the current channel count of the primary
140 	 * out.  This varies in the range above.
141 	 *
142 	 * Meanwhile, const_channel_count is the channel count for all outputs
143 	 * including headphone and speakers.  It's a constant value, and the
144 	 * PCM is set up as max(ext_channel_count, const_channel_count).
145 	 */
146 	int min_channel_count;		/* min. channel count for primary out */
147 	int ext_channel_count;		/* current channel count for primary */
148 	int const_channel_count;	/* channel count for all */
149 
150 	/* PCM information */
151 	struct hda_pcm *pcm_rec[3];	/* used in build_pcms() */
152 
153 	/* dynamic controls, init_verbs and input_mux */
154 	struct auto_pin_cfg autocfg;
155 	struct snd_array kctls;
156 	hda_nid_t private_dac_nids[AUTO_CFG_MAX_OUTS];
157 	hda_nid_t imux_pins[HDA_MAX_NUM_INPUTS];
158 	unsigned int dyn_adc_idx[HDA_MAX_NUM_INPUTS];
159 	/* shared hp/mic */
160 	hda_nid_t shared_mic_vref_pin;
161 	hda_nid_t hp_mic_pin;
162 	int hp_mic_mux_idx;
163 
164 	/* DAC/ADC lists */
165 	int num_all_dacs;
166 	hda_nid_t all_dacs[16];
167 	int num_all_adcs;
168 	hda_nid_t all_adcs[AUTO_CFG_MAX_INS];
169 
170 	/* path list */
171 	struct snd_array paths;
172 
173 	/* path indices */
174 	int out_paths[AUTO_CFG_MAX_OUTS];
175 	int hp_paths[AUTO_CFG_MAX_OUTS];
176 	int speaker_paths[AUTO_CFG_MAX_OUTS];
177 	int aamix_out_paths[3];
178 	int digout_paths[AUTO_CFG_MAX_OUTS];
179 	int input_paths[HDA_MAX_NUM_INPUTS][AUTO_CFG_MAX_INS];
180 	int loopback_paths[HDA_MAX_NUM_INPUTS];
181 	int loopback_merge_path;
182 	int digin_path;
183 
184 	/* auto-mic stuff */
185 	int am_num_entries;
186 	struct automic_entry am_entry[MAX_AUTO_MIC_PINS];
187 
188 	/* for pin sensing */
189 	/* current status; set in hda_generic.c */
190 	unsigned int hp_jack_present:1;
191 	unsigned int line_jack_present:1;
192 	unsigned int speaker_muted:1; /* current status of speaker mute */
193 	unsigned int line_out_muted:1; /* current status of LO mute */
194 
195 	/* internal states of automute / autoswitch behavior */
196 	unsigned int auto_mic:1;
197 	unsigned int automute_speaker:1; /* automute speaker outputs */
198 	unsigned int automute_lo:1; /* automute LO outputs */
199 
200 	/* capabilities detected by parser */
201 	unsigned int detect_hp:1;	/* Headphone detection enabled */
202 	unsigned int detect_lo:1;	/* Line-out detection enabled */
203 	unsigned int automute_speaker_possible:1; /* there are speakers and either LO or HP */
204 	unsigned int automute_lo_possible:1;	  /* there are line outs and HP */
205 
206 	/* additional parameters set by codec drivers */
207 	unsigned int master_mute:1;	/* master mute over all */
208 	unsigned int keep_vref_in_automute:1; /* Don't clear VREF in automute */
209 	unsigned int line_in_auto_switch:1; /* allow line-in auto switch */
210 	unsigned int auto_mute_via_amp:1; /* auto-mute via amp instead of pinctl */
211 
212 	/* parser behavior flags; set before snd_hda_gen_parse_auto_config() */
213 	unsigned int suppress_auto_mute:1; /* suppress input jack auto mute */
214 	unsigned int suppress_auto_mic:1; /* suppress input jack auto switch */
215 
216 	/* other parse behavior flags */
217 	unsigned int need_dac_fix:1; /* need to limit DACs for multi channels */
218 	unsigned int hp_mic:1; /* Allow HP as a mic-in */
219 	unsigned int suppress_hp_mic_detect:1; /* Don't detect HP/mic */
220 	unsigned int no_primary_hp:1; /* Don't prefer HP pins to speaker pins */
221 	unsigned int no_multi_io:1; /* Don't try multi I/O config */
222 	unsigned int multi_cap_vol:1; /* allow multiple capture xxx volumes */
223 	unsigned int inv_dmic_split:1; /* inverted dmic w/a for conexant */
224 	unsigned int own_eapd_ctl:1; /* set EAPD by own function */
225 	unsigned int keep_eapd_on:1; /* don't turn off EAPD automatically */
226 	unsigned int vmaster_mute_led:1; /* add SPK-LED flag to vmaster mute switch */
227 	unsigned int mic_mute_led:1; /* add MIC-LED flag to capture mute switch */
228 	unsigned int indep_hp:1; /* independent HP supported */
229 	unsigned int prefer_hp_amp:1; /* enable HP amp for speaker if any */
230 	unsigned int add_stereo_mix_input:2; /* add aamix as a capture src */
231 	unsigned int add_jack_modes:1; /* add i/o jack mode enum ctls */
232 	unsigned int power_down_unused:1; /* power down unused widgets */
233 	unsigned int dac_min_mute:1; /* minimal = mute for DACs */
234 	unsigned int suppress_vmaster:1; /* don't create vmaster kctls */
235 	unsigned int obey_preferred_dacs:1; /* obey preferred_dacs assignment */
236 
237 	/* other internal flags */
238 	unsigned int no_analog:1; /* digital I/O only */
239 	unsigned int dyn_adc_switch:1; /* switch ADCs (for ALC275) */
240 	unsigned int indep_hp_enabled:1; /* independent HP enabled */
241 	unsigned int have_aamix_ctl:1;
242 	unsigned int hp_mic_jack_modes:1;
243 	unsigned int skip_verbs:1; /* don't apply verbs at snd_hda_gen_init() */
244 
245 	/* additional mute flags (only effective with auto_mute_via_amp=1) */
246 	u64 mute_bits;
247 
248 	/* bitmask for skipping volume controls */
249 	u64 out_vol_mask;
250 
251 	/* badness tables for output path evaluations */
252 	const struct badness_table *main_out_badness;
253 	const struct badness_table *extra_out_badness;
254 
255 	/* preferred pin/DAC pairs; an array of paired NIDs */
256 	const hda_nid_t *preferred_dacs;
257 
258 	/* loopback mixing mode */
259 	bool aamix_mode;
260 
261 	/* digital beep */
262 	hda_nid_t beep_nid;
263 
264 	/* for virtual master */
265 	hda_nid_t vmaster_nid;
266 	unsigned int vmaster_tlv[4];
267 	struct hda_vmaster_mute_hook vmaster_mute;
268 
269 	struct hda_loopback_check loopback;
270 	struct snd_array loopback_list;
271 
272 	/* multi-io */
273 	int multi_ios;
274 	struct hda_multi_io multi_io[4];
275 
276 	/* hooks */
277 	void (*init_hook)(struct hda_codec *codec);
278 	void (*automute_hook)(struct hda_codec *codec);
279 	void (*cap_sync_hook)(struct hda_codec *codec,
280 			      struct snd_kcontrol *kcontrol,
281 			      struct snd_ctl_elem_value *ucontrol);
282 
283 	/* PCM hooks */
284 	void (*pcm_playback_hook)(struct hda_pcm_stream *hinfo,
285 				  struct hda_codec *codec,
286 				  struct snd_pcm_substream *substream,
287 				  int action);
288 	void (*pcm_capture_hook)(struct hda_pcm_stream *hinfo,
289 				 struct hda_codec *codec,
290 				 struct snd_pcm_substream *substream,
291 				 int action);
292 
293 	/* automute / autoswitch hooks */
294 	void (*hp_automute_hook)(struct hda_codec *codec,
295 				 struct hda_jack_callback *cb);
296 	void (*line_automute_hook)(struct hda_codec *codec,
297 				   struct hda_jack_callback *cb);
298 	void (*mic_autoswitch_hook)(struct hda_codec *codec,
299 				    struct hda_jack_callback *cb);
300 
301 	/* leds */
302 	struct led_classdev *led_cdevs[NUM_AUDIO_LEDS];
303 };
304 
305 /* values for add_stereo_mix_input flag */
306 enum {
307 	HDA_HINT_STEREO_MIX_DISABLE,	/* No stereo mix input */
308 	HDA_HINT_STEREO_MIX_ENABLE,	/* Add stereo mix input */
309 	HDA_HINT_STEREO_MIX_AUTO,	/* Add only if auto-mic is disabled */
310 };
311 
312 int snd_hda_gen_spec_init(struct hda_gen_spec *spec);
313 
314 int snd_hda_gen_init(struct hda_codec *codec);
315 void snd_hda_gen_free(struct hda_codec *codec);
316 
317 int snd_hda_get_path_idx(struct hda_codec *codec, struct nid_path *path);
318 struct nid_path *snd_hda_get_path_from_idx(struct hda_codec *codec, int idx);
319 struct nid_path *
320 snd_hda_add_new_path(struct hda_codec *codec, hda_nid_t from_nid,
321 		     hda_nid_t to_nid, int anchor_nid);
322 void snd_hda_activate_path(struct hda_codec *codec, struct nid_path *path,
323 			   bool enable, bool add_aamix);
324 
325 struct snd_kcontrol_new *
326 snd_hda_gen_add_kctl(struct hda_gen_spec *spec, const char *name,
327 		     const struct snd_kcontrol_new *temp);
328 
329 int snd_hda_gen_parse_auto_config(struct hda_codec *codec,
330 				  struct auto_pin_cfg *cfg);
331 int snd_hda_gen_build_controls(struct hda_codec *codec);
332 int snd_hda_gen_build_pcms(struct hda_codec *codec);
333 
334 /* standard jack event callbacks */
335 void snd_hda_gen_hp_automute(struct hda_codec *codec,
336 			     struct hda_jack_callback *jack);
337 void snd_hda_gen_line_automute(struct hda_codec *codec,
338 			       struct hda_jack_callback *jack);
339 void snd_hda_gen_mic_autoswitch(struct hda_codec *codec,
340 				struct hda_jack_callback *jack);
341 void snd_hda_gen_update_outputs(struct hda_codec *codec);
342 
343 #ifdef CONFIG_PM
344 int snd_hda_gen_check_power_status(struct hda_codec *codec, hda_nid_t nid);
345 #endif
346 unsigned int snd_hda_gen_path_power_filter(struct hda_codec *codec,
347 					   hda_nid_t nid,
348 					   unsigned int power_state);
349 void snd_hda_gen_stream_pm(struct hda_codec *codec, hda_nid_t nid, bool on);
350 int snd_hda_gen_fix_pin_power(struct hda_codec *codec, hda_nid_t pin);
351 
352 int snd_hda_gen_add_mute_led_cdev(struct hda_codec *codec,
353 				  int (*callback)(struct led_classdev *,
354 						  enum led_brightness));
355 int snd_hda_gen_add_micmute_led_cdev(struct hda_codec *codec,
356 				     int (*callback)(struct led_classdev *,
357 						     enum led_brightness));
358 bool snd_hda_gen_shutup_speakers(struct hda_codec *codec);
359 
360 #endif /* __SOUND_HDA_GENERIC_H */
361