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  
236  	/* other internal flags */
237  	unsigned int no_analog:1; /* digital I/O only */
238  	unsigned int dyn_adc_switch:1; /* switch ADCs (for ALC275) */
239  	unsigned int indep_hp_enabled:1; /* independent HP enabled */
240  	unsigned int have_aamix_ctl:1;
241  	unsigned int hp_mic_jack_modes:1;
242  	unsigned int skip_verbs:1; /* don't apply verbs at snd_hda_gen_init() */
243  
244  	/* additional mute flags (only effective with auto_mute_via_amp=1) */
245  	u64 mute_bits;
246  
247  	/* bitmask for skipping volume controls */
248  	u64 out_vol_mask;
249  
250  	/* badness tables for output path evaluations */
251  	const struct badness_table *main_out_badness;
252  	const struct badness_table *extra_out_badness;
253  
254  	/* preferred pin/DAC pairs; an array of paired NIDs */
255  	const hda_nid_t *preferred_dacs;
256  
257  	/* loopback mixing mode */
258  	bool aamix_mode;
259  
260  	/* digital beep */
261  	hda_nid_t beep_nid;
262  
263  	/* for virtual master */
264  	hda_nid_t vmaster_nid;
265  	unsigned int vmaster_tlv[4];
266  	struct hda_vmaster_mute_hook vmaster_mute;
267  
268  	struct hda_loopback_check loopback;
269  	struct snd_array loopback_list;
270  
271  	/* multi-io */
272  	int multi_ios;
273  	struct hda_multi_io multi_io[4];
274  
275  	/* hooks */
276  	void (*init_hook)(struct hda_codec *codec);
277  	void (*automute_hook)(struct hda_codec *codec);
278  	void (*cap_sync_hook)(struct hda_codec *codec,
279  			      struct snd_kcontrol *kcontrol,
280  			      struct snd_ctl_elem_value *ucontrol);
281  
282  	/* PCM hooks */
283  	void (*pcm_playback_hook)(struct hda_pcm_stream *hinfo,
284  				  struct hda_codec *codec,
285  				  struct snd_pcm_substream *substream,
286  				  int action);
287  	void (*pcm_capture_hook)(struct hda_pcm_stream *hinfo,
288  				 struct hda_codec *codec,
289  				 struct snd_pcm_substream *substream,
290  				 int action);
291  
292  	/* automute / autoswitch hooks */
293  	void (*hp_automute_hook)(struct hda_codec *codec,
294  				 struct hda_jack_callback *cb);
295  	void (*line_automute_hook)(struct hda_codec *codec,
296  				   struct hda_jack_callback *cb);
297  	void (*mic_autoswitch_hook)(struct hda_codec *codec,
298  				    struct hda_jack_callback *cb);
299  
300  	/* leds */
301  	struct led_classdev *led_cdevs[NUM_AUDIO_LEDS];
302  };
303  
304  /* values for add_stereo_mix_input flag */
305  enum {
306  	HDA_HINT_STEREO_MIX_DISABLE,	/* No stereo mix input */
307  	HDA_HINT_STEREO_MIX_ENABLE,	/* Add stereo mix input */
308  	HDA_HINT_STEREO_MIX_AUTO,	/* Add only if auto-mic is disabled */
309  };
310  
311  int snd_hda_gen_spec_init(struct hda_gen_spec *spec);
312  
313  int snd_hda_gen_init(struct hda_codec *codec);
314  void snd_hda_gen_free(struct hda_codec *codec);
315  
316  int snd_hda_get_path_idx(struct hda_codec *codec, struct nid_path *path);
317  struct nid_path *snd_hda_get_path_from_idx(struct hda_codec *codec, int idx);
318  struct nid_path *
319  snd_hda_add_new_path(struct hda_codec *codec, hda_nid_t from_nid,
320  		     hda_nid_t to_nid, int anchor_nid);
321  void snd_hda_activate_path(struct hda_codec *codec, struct nid_path *path,
322  			   bool enable, bool add_aamix);
323  
324  struct snd_kcontrol_new *
325  snd_hda_gen_add_kctl(struct hda_gen_spec *spec, const char *name,
326  		     const struct snd_kcontrol_new *temp);
327  
328  int snd_hda_gen_parse_auto_config(struct hda_codec *codec,
329  				  struct auto_pin_cfg *cfg);
330  int snd_hda_gen_build_controls(struct hda_codec *codec);
331  int snd_hda_gen_build_pcms(struct hda_codec *codec);
332  
333  /* standard jack event callbacks */
334  void snd_hda_gen_hp_automute(struct hda_codec *codec,
335  			     struct hda_jack_callback *jack);
336  void snd_hda_gen_line_automute(struct hda_codec *codec,
337  			       struct hda_jack_callback *jack);
338  void snd_hda_gen_mic_autoswitch(struct hda_codec *codec,
339  				struct hda_jack_callback *jack);
340  void snd_hda_gen_update_outputs(struct hda_codec *codec);
341  
342  int snd_hda_gen_check_power_status(struct hda_codec *codec, hda_nid_t nid);
343  unsigned int snd_hda_gen_path_power_filter(struct hda_codec *codec,
344  					   hda_nid_t nid,
345  					   unsigned int power_state);
346  void snd_hda_gen_stream_pm(struct hda_codec *codec, hda_nid_t nid, bool on);
347  int snd_hda_gen_fix_pin_power(struct hda_codec *codec, hda_nid_t pin);
348  
349  int snd_hda_gen_add_mute_led_cdev(struct hda_codec *codec,
350  				  int (*callback)(struct led_classdev *,
351  						  enum led_brightness));
352  int snd_hda_gen_add_micmute_led_cdev(struct hda_codec *codec,
353  				     int (*callback)(struct led_classdev *,
354  						     enum led_brightness));
355  bool snd_hda_gen_shutup_speakers(struct hda_codec *codec);
356  
357  #endif /* __SOUND_HDA_GENERIC_H */
358