1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * ALSA SoC TWL6040 codec driver |
4 | * |
5 | * Author: Misael Lopez Cruz <x0052729@ti.com> |
6 | */ |
7 | |
8 | #include <linux/module.h> |
9 | #include <linux/moduleparam.h> |
10 | #include <linux/init.h> |
11 | #include <linux/delay.h> |
12 | #include <linux/pm.h> |
13 | #include <linux/platform_device.h> |
14 | #include <linux/slab.h> |
15 | #include <linux/mfd/twl6040.h> |
16 | |
17 | #include <sound/core.h> |
18 | #include <sound/pcm.h> |
19 | #include <sound/pcm_params.h> |
20 | #include <sound/soc.h> |
21 | #include <sound/soc-dapm.h> |
22 | #include <sound/initval.h> |
23 | #include <sound/tlv.h> |
24 | |
25 | #include "twl6040.h" |
26 | |
27 | enum twl6040_dai_id { |
28 | TWL6040_DAI_LEGACY = 0, |
29 | TWL6040_DAI_UL, |
30 | TWL6040_DAI_DL1, |
31 | TWL6040_DAI_DL2, |
32 | TWL6040_DAI_VIB, |
33 | }; |
34 | |
35 | #define TWL6040_RATES SNDRV_PCM_RATE_8000_96000 |
36 | #define TWL6040_FORMATS (SNDRV_PCM_FMTBIT_S32_LE) |
37 | |
38 | #define TWL6040_OUTHS_0dB 0x00 |
39 | #define TWL6040_OUTHS_M30dB 0x0F |
40 | #define TWL6040_OUTHF_0dB 0x03 |
41 | #define TWL6040_OUTHF_M52dB 0x1D |
42 | |
43 | #define TWL6040_CACHEREGNUM (TWL6040_REG_STATUS + 1) |
44 | |
45 | struct twl6040_jack_data { |
46 | struct snd_soc_jack *jack; |
47 | struct delayed_work work; |
48 | int report; |
49 | }; |
50 | |
51 | /* codec private data */ |
52 | struct twl6040_data { |
53 | int plug_irq; |
54 | int codec_powered; |
55 | int pll; |
56 | int pll_power_mode; |
57 | int hs_power_mode; |
58 | int hs_power_mode_locked; |
59 | bool dl1_unmuted; |
60 | bool dl2_unmuted; |
61 | u8 dl12_cache[TWL6040_REG_HFRCTL - TWL6040_REG_HSLCTL + 1]; |
62 | unsigned int clk_in; |
63 | unsigned int sysclk; |
64 | struct twl6040_jack_data hs_jack; |
65 | struct snd_soc_component *component; |
66 | struct mutex mutex; |
67 | }; |
68 | |
69 | /* set of rates for each pll: low-power and high-performance */ |
70 | static const unsigned int lp_rates[] = { |
71 | 8000, |
72 | 11250, |
73 | 16000, |
74 | 22500, |
75 | 32000, |
76 | 44100, |
77 | 48000, |
78 | 88200, |
79 | 96000, |
80 | }; |
81 | |
82 | static const unsigned int hp_rates[] = { |
83 | 8000, |
84 | 16000, |
85 | 32000, |
86 | 48000, |
87 | 96000, |
88 | }; |
89 | |
90 | static const struct snd_pcm_hw_constraint_list sysclk_constraints[] = { |
91 | { .count = ARRAY_SIZE(lp_rates), .list = lp_rates, }, |
92 | { .count = ARRAY_SIZE(hp_rates), .list = hp_rates, }, |
93 | }; |
94 | |
95 | #define to_twl6040(component) dev_get_drvdata((component)->dev->parent) |
96 | |
97 | static unsigned int twl6040_read(struct snd_soc_component *component, unsigned int reg) |
98 | { |
99 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
100 | struct twl6040 *twl6040 = to_twl6040(component); |
101 | u8 value; |
102 | |
103 | if (reg >= TWL6040_CACHEREGNUM) |
104 | return -EIO; |
105 | |
106 | switch (reg) { |
107 | case TWL6040_REG_HSLCTL: |
108 | case TWL6040_REG_HSRCTL: |
109 | case TWL6040_REG_EARCTL: |
110 | case TWL6040_REG_HFLCTL: |
111 | case TWL6040_REG_HFRCTL: |
112 | value = priv->dl12_cache[reg - TWL6040_REG_HSLCTL]; |
113 | break; |
114 | default: |
115 | value = twl6040_reg_read(twl6040, reg); |
116 | break; |
117 | } |
118 | |
119 | return value; |
120 | } |
121 | |
122 | static bool twl6040_can_write_to_chip(struct snd_soc_component *component, |
123 | unsigned int reg) |
124 | { |
125 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
126 | |
127 | switch (reg) { |
128 | case TWL6040_REG_HSLCTL: |
129 | case TWL6040_REG_HSRCTL: |
130 | case TWL6040_REG_EARCTL: |
131 | /* DL1 path */ |
132 | return priv->dl1_unmuted; |
133 | case TWL6040_REG_HFLCTL: |
134 | case TWL6040_REG_HFRCTL: |
135 | return priv->dl2_unmuted; |
136 | default: |
137 | return true; |
138 | } |
139 | } |
140 | |
141 | static inline void twl6040_update_dl12_cache(struct snd_soc_component *component, |
142 | u8 reg, u8 value) |
143 | { |
144 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
145 | |
146 | switch (reg) { |
147 | case TWL6040_REG_HSLCTL: |
148 | case TWL6040_REG_HSRCTL: |
149 | case TWL6040_REG_EARCTL: |
150 | case TWL6040_REG_HFLCTL: |
151 | case TWL6040_REG_HFRCTL: |
152 | priv->dl12_cache[reg - TWL6040_REG_HSLCTL] = value; |
153 | break; |
154 | default: |
155 | break; |
156 | } |
157 | } |
158 | |
159 | static int twl6040_write(struct snd_soc_component *component, |
160 | unsigned int reg, unsigned int value) |
161 | { |
162 | struct twl6040 *twl6040 = to_twl6040(component); |
163 | |
164 | if (reg >= TWL6040_CACHEREGNUM) |
165 | return -EIO; |
166 | |
167 | twl6040_update_dl12_cache(component, reg, value); |
168 | if (twl6040_can_write_to_chip(component, reg)) |
169 | return twl6040_reg_write(twl6040, reg, val: value); |
170 | else |
171 | return 0; |
172 | } |
173 | |
174 | static void twl6040_init_chip(struct snd_soc_component *component) |
175 | { |
176 | twl6040_read(component, TWL6040_REG_TRIM1); |
177 | twl6040_read(component, TWL6040_REG_TRIM2); |
178 | twl6040_read(component, TWL6040_REG_TRIM3); |
179 | twl6040_read(component, TWL6040_REG_HSOTRIM); |
180 | twl6040_read(component, TWL6040_REG_HFOTRIM); |
181 | |
182 | /* Change chip defaults */ |
183 | /* No imput selected for microphone amplifiers */ |
184 | twl6040_write(component, TWL6040_REG_MICLCTL, value: 0x18); |
185 | twl6040_write(component, TWL6040_REG_MICRCTL, value: 0x18); |
186 | |
187 | /* |
188 | * We need to lower the default gain values, so the ramp code |
189 | * can work correctly for the first playback. |
190 | * This reduces the pop noise heard at the first playback. |
191 | */ |
192 | twl6040_write(component, TWL6040_REG_HSGAIN, value: 0xff); |
193 | twl6040_write(component, TWL6040_REG_EARCTL, value: 0x1e); |
194 | twl6040_write(component, TWL6040_REG_HFLGAIN, value: 0x1d); |
195 | twl6040_write(component, TWL6040_REG_HFRGAIN, value: 0x1d); |
196 | twl6040_write(component, TWL6040_REG_LINEGAIN, value: 0); |
197 | } |
198 | |
199 | /* set headset dac and driver power mode */ |
200 | static int headset_power_mode(struct snd_soc_component *component, int high_perf) |
201 | { |
202 | int hslctl, hsrctl; |
203 | int mask = TWL6040_HSDRVMODE | TWL6040_HSDACMODE; |
204 | |
205 | hslctl = twl6040_read(component, TWL6040_REG_HSLCTL); |
206 | hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL); |
207 | |
208 | if (high_perf) { |
209 | hslctl &= ~mask; |
210 | hsrctl &= ~mask; |
211 | } else { |
212 | hslctl |= mask; |
213 | hsrctl |= mask; |
214 | } |
215 | |
216 | twl6040_write(component, TWL6040_REG_HSLCTL, value: hslctl); |
217 | twl6040_write(component, TWL6040_REG_HSRCTL, value: hsrctl); |
218 | |
219 | return 0; |
220 | } |
221 | |
222 | static int twl6040_hs_dac_event(struct snd_soc_dapm_widget *w, |
223 | struct snd_kcontrol *kcontrol, int event) |
224 | { |
225 | struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm); |
226 | u8 hslctl, hsrctl; |
227 | |
228 | /* |
229 | * Workaround for Headset DC offset caused pop noise: |
230 | * Both HS DAC need to be turned on (before the HS driver) and off at |
231 | * the same time. |
232 | */ |
233 | hslctl = twl6040_read(component, TWL6040_REG_HSLCTL); |
234 | hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL); |
235 | if (SND_SOC_DAPM_EVENT_ON(event)) { |
236 | hslctl |= TWL6040_HSDACENA; |
237 | hsrctl |= TWL6040_HSDACENA; |
238 | } else { |
239 | hslctl &= ~TWL6040_HSDACENA; |
240 | hsrctl &= ~TWL6040_HSDACENA; |
241 | } |
242 | twl6040_write(component, TWL6040_REG_HSLCTL, value: hslctl); |
243 | twl6040_write(component, TWL6040_REG_HSRCTL, value: hsrctl); |
244 | |
245 | msleep(msecs: 1); |
246 | return 0; |
247 | } |
248 | |
249 | static int twl6040_ep_drv_event(struct snd_soc_dapm_widget *w, |
250 | struct snd_kcontrol *kcontrol, int event) |
251 | { |
252 | struct snd_soc_component *component = snd_soc_dapm_to_component(dapm: w->dapm); |
253 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
254 | int ret = 0; |
255 | |
256 | if (SND_SOC_DAPM_EVENT_ON(event)) { |
257 | /* Earphone doesn't support low power mode */ |
258 | priv->hs_power_mode_locked = 1; |
259 | ret = headset_power_mode(component, high_perf: 1); |
260 | } else { |
261 | priv->hs_power_mode_locked = 0; |
262 | ret = headset_power_mode(component, high_perf: priv->hs_power_mode); |
263 | } |
264 | |
265 | msleep(msecs: 1); |
266 | |
267 | return ret; |
268 | } |
269 | |
270 | static void twl6040_hs_jack_report(struct snd_soc_component *component, |
271 | struct snd_soc_jack *jack, int report) |
272 | { |
273 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
274 | int status; |
275 | |
276 | mutex_lock(&priv->mutex); |
277 | |
278 | /* Sync status */ |
279 | status = twl6040_read(component, TWL6040_REG_STATUS); |
280 | if (status & TWL6040_PLUGCOMP) |
281 | snd_soc_jack_report(jack, status: report, mask: report); |
282 | else |
283 | snd_soc_jack_report(jack, status: 0, mask: report); |
284 | |
285 | mutex_unlock(lock: &priv->mutex); |
286 | } |
287 | |
288 | void twl6040_hs_jack_detect(struct snd_soc_component *component, |
289 | struct snd_soc_jack *jack, int report) |
290 | { |
291 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
292 | struct twl6040_jack_data *hs_jack = &priv->hs_jack; |
293 | |
294 | hs_jack->jack = jack; |
295 | hs_jack->report = report; |
296 | |
297 | twl6040_hs_jack_report(component, jack: hs_jack->jack, report: hs_jack->report); |
298 | } |
299 | EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect); |
300 | |
301 | static void twl6040_accessory_work(struct work_struct *work) |
302 | { |
303 | struct twl6040_data *priv = container_of(work, |
304 | struct twl6040_data, hs_jack.work.work); |
305 | struct snd_soc_component *component = priv->component; |
306 | struct twl6040_jack_data *hs_jack = &priv->hs_jack; |
307 | |
308 | twl6040_hs_jack_report(component, jack: hs_jack->jack, report: hs_jack->report); |
309 | } |
310 | |
311 | /* audio interrupt handler */ |
312 | static irqreturn_t twl6040_audio_handler(int irq, void *data) |
313 | { |
314 | struct snd_soc_component *component = data; |
315 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
316 | |
317 | queue_delayed_work(wq: system_power_efficient_wq, |
318 | dwork: &priv->hs_jack.work, delay: msecs_to_jiffies(m: 200)); |
319 | |
320 | return IRQ_HANDLED; |
321 | } |
322 | |
323 | static int twl6040_soc_dapm_put_vibra_enum(struct snd_kcontrol *kcontrol, |
324 | struct snd_ctl_elem_value *ucontrol) |
325 | { |
326 | struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol); |
327 | struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; |
328 | unsigned int val; |
329 | |
330 | /* Do not allow changes while Input/FF efect is running */ |
331 | val = twl6040_read(component, reg: e->reg); |
332 | if (val & TWL6040_VIBENA && !(val & TWL6040_VIBSEL)) |
333 | return -EBUSY; |
334 | |
335 | return snd_soc_dapm_put_enum_double(kcontrol, ucontrol); |
336 | } |
337 | |
338 | /* |
339 | * MICATT volume control: |
340 | * from -6 to 0 dB in 6 dB steps |
341 | */ |
342 | static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0); |
343 | |
344 | /* |
345 | * MICGAIN volume control: |
346 | * from 6 to 30 dB in 6 dB steps |
347 | */ |
348 | static DECLARE_TLV_DB_SCALE(mic_amp_tlv, 600, 600, 0); |
349 | |
350 | /* |
351 | * AFMGAIN volume control: |
352 | * from -18 to 24 dB in 6 dB steps |
353 | */ |
354 | static DECLARE_TLV_DB_SCALE(afm_amp_tlv, -1800, 600, 0); |
355 | |
356 | /* |
357 | * HSGAIN volume control: |
358 | * from -30 to 0 dB in 2 dB steps |
359 | */ |
360 | static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0); |
361 | |
362 | /* |
363 | * HFGAIN volume control: |
364 | * from -52 to 6 dB in 2 dB steps |
365 | */ |
366 | static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0); |
367 | |
368 | /* |
369 | * EPGAIN volume control: |
370 | * from -24 to 6 dB in 2 dB steps |
371 | */ |
372 | static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0); |
373 | |
374 | /* Left analog microphone selection */ |
375 | static const char *twl6040_amicl_texts[] = |
376 | {"Headset Mic" , "Main Mic" , "Aux/FM Left" , "Off" }; |
377 | |
378 | /* Right analog microphone selection */ |
379 | static const char *twl6040_amicr_texts[] = |
380 | {"Headset Mic" , "Sub Mic" , "Aux/FM Right" , "Off" }; |
381 | |
382 | static const struct soc_enum twl6040_enum[] = { |
383 | SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3, |
384 | ARRAY_SIZE(twl6040_amicl_texts), twl6040_amicl_texts), |
385 | SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3, |
386 | ARRAY_SIZE(twl6040_amicr_texts), twl6040_amicr_texts), |
387 | }; |
388 | |
389 | static const char *twl6040_hs_texts[] = { |
390 | "Off" , "HS DAC" , "Line-In amp" |
391 | }; |
392 | |
393 | static const struct soc_enum twl6040_hs_enum[] = { |
394 | SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts), |
395 | twl6040_hs_texts), |
396 | SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts), |
397 | twl6040_hs_texts), |
398 | }; |
399 | |
400 | static const char *twl6040_hf_texts[] = { |
401 | "Off" , "HF DAC" , "Line-In amp" |
402 | }; |
403 | |
404 | static const struct soc_enum twl6040_hf_enum[] = { |
405 | SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts), |
406 | twl6040_hf_texts), |
407 | SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts), |
408 | twl6040_hf_texts), |
409 | }; |
410 | |
411 | static const char *twl6040_vibrapath_texts[] = { |
412 | "Input FF" , "Audio PDM" |
413 | }; |
414 | |
415 | static const struct soc_enum twl6040_vibra_enum[] = { |
416 | SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLL, 1, |
417 | ARRAY_SIZE(twl6040_vibrapath_texts), |
418 | twl6040_vibrapath_texts), |
419 | SOC_ENUM_SINGLE(TWL6040_REG_VIBCTLR, 1, |
420 | ARRAY_SIZE(twl6040_vibrapath_texts), |
421 | twl6040_vibrapath_texts), |
422 | }; |
423 | |
424 | static const struct snd_kcontrol_new amicl_control = |
425 | SOC_DAPM_ENUM("Route" , twl6040_enum[0]); |
426 | |
427 | static const struct snd_kcontrol_new amicr_control = |
428 | SOC_DAPM_ENUM("Route" , twl6040_enum[1]); |
429 | |
430 | /* Headset DAC playback switches */ |
431 | static const struct snd_kcontrol_new hsl_mux_controls = |
432 | SOC_DAPM_ENUM("Route" , twl6040_hs_enum[0]); |
433 | |
434 | static const struct snd_kcontrol_new hsr_mux_controls = |
435 | SOC_DAPM_ENUM("Route" , twl6040_hs_enum[1]); |
436 | |
437 | /* Handsfree DAC playback switches */ |
438 | static const struct snd_kcontrol_new hfl_mux_controls = |
439 | SOC_DAPM_ENUM("Route" , twl6040_hf_enum[0]); |
440 | |
441 | static const struct snd_kcontrol_new hfr_mux_controls = |
442 | SOC_DAPM_ENUM("Route" , twl6040_hf_enum[1]); |
443 | |
444 | static const struct snd_kcontrol_new ep_path_enable_control = |
445 | SOC_DAPM_SINGLE_VIRT("Switch" , 1); |
446 | |
447 | static const struct snd_kcontrol_new auxl_switch_control = |
448 | SOC_DAPM_SINGLE("Switch" , TWL6040_REG_HFLCTL, 6, 1, 0); |
449 | |
450 | static const struct snd_kcontrol_new auxr_switch_control = |
451 | SOC_DAPM_SINGLE("Switch" , TWL6040_REG_HFRCTL, 6, 1, 0); |
452 | |
453 | /* Vibra playback switches */ |
454 | static const struct snd_kcontrol_new vibral_mux_controls = |
455 | SOC_DAPM_ENUM_EXT("Route" , twl6040_vibra_enum[0], |
456 | snd_soc_dapm_get_enum_double, |
457 | twl6040_soc_dapm_put_vibra_enum); |
458 | |
459 | static const struct snd_kcontrol_new vibrar_mux_controls = |
460 | SOC_DAPM_ENUM_EXT("Route" , twl6040_vibra_enum[1], |
461 | snd_soc_dapm_get_enum_double, |
462 | twl6040_soc_dapm_put_vibra_enum); |
463 | |
464 | /* Headset power mode */ |
465 | static const char *twl6040_power_mode_texts[] = { |
466 | "Low-Power" , "High-Performance" , |
467 | }; |
468 | |
469 | static SOC_ENUM_SINGLE_EXT_DECL(twl6040_power_mode_enum, |
470 | twl6040_power_mode_texts); |
471 | |
472 | static int twl6040_headset_power_get_enum(struct snd_kcontrol *kcontrol, |
473 | struct snd_ctl_elem_value *ucontrol) |
474 | { |
475 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
476 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
477 | |
478 | ucontrol->value.enumerated.item[0] = priv->hs_power_mode; |
479 | |
480 | return 0; |
481 | } |
482 | |
483 | static int twl6040_headset_power_put_enum(struct snd_kcontrol *kcontrol, |
484 | struct snd_ctl_elem_value *ucontrol) |
485 | { |
486 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
487 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
488 | int high_perf = ucontrol->value.enumerated.item[0]; |
489 | int ret = 0; |
490 | |
491 | if (!priv->hs_power_mode_locked) |
492 | ret = headset_power_mode(component, high_perf); |
493 | |
494 | if (!ret) |
495 | priv->hs_power_mode = high_perf; |
496 | |
497 | return ret; |
498 | } |
499 | |
500 | static int twl6040_pll_get_enum(struct snd_kcontrol *kcontrol, |
501 | struct snd_ctl_elem_value *ucontrol) |
502 | { |
503 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
504 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
505 | |
506 | ucontrol->value.enumerated.item[0] = priv->pll_power_mode; |
507 | |
508 | return 0; |
509 | } |
510 | |
511 | static int twl6040_pll_put_enum(struct snd_kcontrol *kcontrol, |
512 | struct snd_ctl_elem_value *ucontrol) |
513 | { |
514 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
515 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
516 | |
517 | priv->pll_power_mode = ucontrol->value.enumerated.item[0]; |
518 | |
519 | return 0; |
520 | } |
521 | |
522 | int twl6040_get_dl1_gain(struct snd_soc_component *component) |
523 | { |
524 | struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); |
525 | |
526 | if (snd_soc_dapm_get_pin_status(dapm, pin: "EP" )) |
527 | return -1; /* -1dB */ |
528 | |
529 | if (snd_soc_dapm_get_pin_status(dapm, pin: "HSOR" ) || |
530 | snd_soc_dapm_get_pin_status(dapm, pin: "HSOL" )) { |
531 | |
532 | u8 val = twl6040_read(component, TWL6040_REG_HSLCTL); |
533 | if (val & TWL6040_HSDACMODE) |
534 | /* HSDACL in LP mode */ |
535 | return -8; /* -8dB */ |
536 | else |
537 | /* HSDACL in HP mode */ |
538 | return -1; /* -1dB */ |
539 | } |
540 | return 0; /* 0dB */ |
541 | } |
542 | EXPORT_SYMBOL_GPL(twl6040_get_dl1_gain); |
543 | |
544 | int twl6040_get_clk_id(struct snd_soc_component *component) |
545 | { |
546 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
547 | |
548 | return priv->pll_power_mode; |
549 | } |
550 | EXPORT_SYMBOL_GPL(twl6040_get_clk_id); |
551 | |
552 | int twl6040_get_trim_value(struct snd_soc_component *component, enum twl6040_trim trim) |
553 | { |
554 | if (unlikely(trim >= TWL6040_TRIM_INVAL)) |
555 | return -EINVAL; |
556 | |
557 | return twl6040_read(component, TWL6040_REG_TRIM1 + trim); |
558 | } |
559 | EXPORT_SYMBOL_GPL(twl6040_get_trim_value); |
560 | |
561 | int twl6040_get_hs_step_size(struct snd_soc_component *component) |
562 | { |
563 | struct twl6040 *twl6040 = to_twl6040(component); |
564 | |
565 | if (twl6040_get_revid(twl6040) < TWL6040_REV_ES1_3) |
566 | /* For ES under ES_1.3 HS step is 2 mV */ |
567 | return 2; |
568 | else |
569 | /* For ES_1.3 HS step is 1 mV */ |
570 | return 1; |
571 | } |
572 | EXPORT_SYMBOL_GPL(twl6040_get_hs_step_size); |
573 | |
574 | static const struct snd_kcontrol_new twl6040_snd_controls[] = { |
575 | /* Capture gains */ |
576 | SOC_DOUBLE_TLV("Capture Preamplifier Volume" , |
577 | TWL6040_REG_MICGAIN, 6, 7, 1, 1, mic_preamp_tlv), |
578 | SOC_DOUBLE_TLV("Capture Volume" , |
579 | TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv), |
580 | |
581 | /* AFM gains */ |
582 | SOC_DOUBLE_TLV("Aux FM Volume" , |
583 | TWL6040_REG_LINEGAIN, 0, 3, 7, 0, afm_amp_tlv), |
584 | |
585 | /* Playback gains */ |
586 | SOC_DOUBLE_TLV("Headset Playback Volume" , |
587 | TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv), |
588 | SOC_DOUBLE_R_TLV("Handsfree Playback Volume" , |
589 | TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv), |
590 | SOC_SINGLE_TLV("Earphone Playback Volume" , |
591 | TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv), |
592 | |
593 | SOC_ENUM_EXT("Headset Power Mode" , twl6040_power_mode_enum, |
594 | twl6040_headset_power_get_enum, |
595 | twl6040_headset_power_put_enum), |
596 | |
597 | /* Left HS PDM data routed to Right HSDAC */ |
598 | SOC_SINGLE("Headset Mono to Stereo Playback Switch" , |
599 | TWL6040_REG_HSRCTL, 7, 1, 0), |
600 | |
601 | /* Left HF PDM data routed to Right HFDAC */ |
602 | SOC_SINGLE("Handsfree Mono to Stereo Playback Switch" , |
603 | TWL6040_REG_HFRCTL, 5, 1, 0), |
604 | |
605 | SOC_ENUM_EXT("PLL Selection" , twl6040_power_mode_enum, |
606 | twl6040_pll_get_enum, twl6040_pll_put_enum), |
607 | }; |
608 | |
609 | static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = { |
610 | /* Inputs */ |
611 | SND_SOC_DAPM_INPUT("MAINMIC" ), |
612 | SND_SOC_DAPM_INPUT("HSMIC" ), |
613 | SND_SOC_DAPM_INPUT("SUBMIC" ), |
614 | SND_SOC_DAPM_INPUT("AFML" ), |
615 | SND_SOC_DAPM_INPUT("AFMR" ), |
616 | |
617 | /* Outputs */ |
618 | SND_SOC_DAPM_OUTPUT("HSOL" ), |
619 | SND_SOC_DAPM_OUTPUT("HSOR" ), |
620 | SND_SOC_DAPM_OUTPUT("HFL" ), |
621 | SND_SOC_DAPM_OUTPUT("HFR" ), |
622 | SND_SOC_DAPM_OUTPUT("EP" ), |
623 | SND_SOC_DAPM_OUTPUT("AUXL" ), |
624 | SND_SOC_DAPM_OUTPUT("AUXR" ), |
625 | SND_SOC_DAPM_OUTPUT("VIBRAL" ), |
626 | SND_SOC_DAPM_OUTPUT("VIBRAR" ), |
627 | |
628 | /* Analog input muxes for the capture amplifiers */ |
629 | SND_SOC_DAPM_MUX("Analog Left Capture Route" , |
630 | SND_SOC_NOPM, 0, 0, &amicl_control), |
631 | SND_SOC_DAPM_MUX("Analog Right Capture Route" , |
632 | SND_SOC_NOPM, 0, 0, &amicr_control), |
633 | |
634 | /* Analog capture PGAs */ |
635 | SND_SOC_DAPM_PGA("MicAmpL" , |
636 | TWL6040_REG_MICLCTL, 0, 0, NULL, 0), |
637 | SND_SOC_DAPM_PGA("MicAmpR" , |
638 | TWL6040_REG_MICRCTL, 0, 0, NULL, 0), |
639 | |
640 | /* Auxiliary FM PGAs */ |
641 | SND_SOC_DAPM_PGA("AFMAmpL" , |
642 | TWL6040_REG_MICLCTL, 1, 0, NULL, 0), |
643 | SND_SOC_DAPM_PGA("AFMAmpR" , |
644 | TWL6040_REG_MICRCTL, 1, 0, NULL, 0), |
645 | |
646 | /* ADCs */ |
647 | SND_SOC_DAPM_ADC("ADC Left" , NULL, TWL6040_REG_MICLCTL, 2, 0), |
648 | SND_SOC_DAPM_ADC("ADC Right" , NULL, TWL6040_REG_MICRCTL, 2, 0), |
649 | |
650 | /* Microphone bias */ |
651 | SND_SOC_DAPM_SUPPLY("Headset Mic Bias" , |
652 | TWL6040_REG_AMICBCTL, 0, 0, NULL, 0), |
653 | SND_SOC_DAPM_SUPPLY("Main Mic Bias" , |
654 | TWL6040_REG_AMICBCTL, 4, 0, NULL, 0), |
655 | SND_SOC_DAPM_SUPPLY("Digital Mic1 Bias" , |
656 | TWL6040_REG_DMICBCTL, 0, 0, NULL, 0), |
657 | SND_SOC_DAPM_SUPPLY("Digital Mic2 Bias" , |
658 | TWL6040_REG_DMICBCTL, 4, 0, NULL, 0), |
659 | |
660 | /* DACs */ |
661 | SND_SOC_DAPM_DAC("HSDAC Left" , NULL, SND_SOC_NOPM, 0, 0), |
662 | SND_SOC_DAPM_DAC("HSDAC Right" , NULL, SND_SOC_NOPM, 0, 0), |
663 | SND_SOC_DAPM_DAC("HFDAC Left" , NULL, TWL6040_REG_HFLCTL, 0, 0), |
664 | SND_SOC_DAPM_DAC("HFDAC Right" , NULL, TWL6040_REG_HFRCTL, 0, 0), |
665 | /* Virtual DAC for vibra path (DL4 channel) */ |
666 | SND_SOC_DAPM_DAC("VIBRA DAC" , NULL, SND_SOC_NOPM, 0, 0), |
667 | |
668 | SND_SOC_DAPM_MUX("Handsfree Left Playback" , |
669 | SND_SOC_NOPM, 0, 0, &hfl_mux_controls), |
670 | SND_SOC_DAPM_MUX("Handsfree Right Playback" , |
671 | SND_SOC_NOPM, 0, 0, &hfr_mux_controls), |
672 | /* Analog playback Muxes */ |
673 | SND_SOC_DAPM_MUX("Headset Left Playback" , |
674 | SND_SOC_NOPM, 0, 0, &hsl_mux_controls), |
675 | SND_SOC_DAPM_MUX("Headset Right Playback" , |
676 | SND_SOC_NOPM, 0, 0, &hsr_mux_controls), |
677 | |
678 | SND_SOC_DAPM_MUX("Vibra Left Playback" , SND_SOC_NOPM, 0, 0, |
679 | &vibral_mux_controls), |
680 | SND_SOC_DAPM_MUX("Vibra Right Playback" , SND_SOC_NOPM, 0, 0, |
681 | &vibrar_mux_controls), |
682 | |
683 | SND_SOC_DAPM_SWITCH("Earphone Playback" , SND_SOC_NOPM, 0, 0, |
684 | &ep_path_enable_control), |
685 | SND_SOC_DAPM_SWITCH("AUXL Playback" , SND_SOC_NOPM, 0, 0, |
686 | &auxl_switch_control), |
687 | SND_SOC_DAPM_SWITCH("AUXR Playback" , SND_SOC_NOPM, 0, 0, |
688 | &auxr_switch_control), |
689 | |
690 | /* Analog playback drivers */ |
691 | SND_SOC_DAPM_OUT_DRV("HF Left Driver" , |
692 | TWL6040_REG_HFLCTL, 4, 0, NULL, 0), |
693 | SND_SOC_DAPM_OUT_DRV("HF Right Driver" , |
694 | TWL6040_REG_HFRCTL, 4, 0, NULL, 0), |
695 | SND_SOC_DAPM_OUT_DRV("HS Left Driver" , |
696 | TWL6040_REG_HSLCTL, 2, 0, NULL, 0), |
697 | SND_SOC_DAPM_OUT_DRV("HS Right Driver" , |
698 | TWL6040_REG_HSRCTL, 2, 0, NULL, 0), |
699 | SND_SOC_DAPM_OUT_DRV_E("Earphone Driver" , |
700 | TWL6040_REG_EARCTL, 0, 0, NULL, 0, |
701 | twl6040_ep_drv_event, |
702 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
703 | SND_SOC_DAPM_OUT_DRV("Vibra Left Driver" , |
704 | TWL6040_REG_VIBCTLL, 0, 0, NULL, 0), |
705 | SND_SOC_DAPM_OUT_DRV("Vibra Right Driver" , |
706 | TWL6040_REG_VIBCTLR, 0, 0, NULL, 0), |
707 | |
708 | SND_SOC_DAPM_SUPPLY("Vibra Left Control" , TWL6040_REG_VIBCTLL, 2, 0, |
709 | NULL, 0), |
710 | SND_SOC_DAPM_SUPPLY("Vibra Right Control" , TWL6040_REG_VIBCTLR, 2, 0, |
711 | NULL, 0), |
712 | SND_SOC_DAPM_SUPPLY_S("HSDAC Power" , 1, SND_SOC_NOPM, 0, 0, |
713 | twl6040_hs_dac_event, |
714 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
715 | |
716 | /* Analog playback PGAs */ |
717 | SND_SOC_DAPM_PGA("HF Left PGA" , |
718 | TWL6040_REG_HFLCTL, 1, 0, NULL, 0), |
719 | SND_SOC_DAPM_PGA("HF Right PGA" , |
720 | TWL6040_REG_HFRCTL, 1, 0, NULL, 0), |
721 | |
722 | }; |
723 | |
724 | static const struct snd_soc_dapm_route intercon[] = { |
725 | /* Stream -> DAC mapping */ |
726 | {"HSDAC Left" , NULL, "Legacy Playback" }, |
727 | {"HSDAC Left" , NULL, "Headset Playback" }, |
728 | {"HSDAC Right" , NULL, "Legacy Playback" }, |
729 | {"HSDAC Right" , NULL, "Headset Playback" }, |
730 | |
731 | {"HFDAC Left" , NULL, "Legacy Playback" }, |
732 | {"HFDAC Left" , NULL, "Handsfree Playback" }, |
733 | {"HFDAC Right" , NULL, "Legacy Playback" }, |
734 | {"HFDAC Right" , NULL, "Handsfree Playback" }, |
735 | |
736 | {"VIBRA DAC" , NULL, "Legacy Playback" }, |
737 | {"VIBRA DAC" , NULL, "Vibra Playback" }, |
738 | |
739 | /* ADC -> Stream mapping */ |
740 | {"Legacy Capture" , NULL, "ADC Left" }, |
741 | {"Capture" , NULL, "ADC Left" }, |
742 | {"Legacy Capture" , NULL, "ADC Right" }, |
743 | {"Capture" , NULL, "ADC Right" }, |
744 | |
745 | /* Capture path */ |
746 | {"Analog Left Capture Route" , "Headset Mic" , "HSMIC" }, |
747 | {"Analog Left Capture Route" , "Main Mic" , "MAINMIC" }, |
748 | {"Analog Left Capture Route" , "Aux/FM Left" , "AFML" }, |
749 | |
750 | {"Analog Right Capture Route" , "Headset Mic" , "HSMIC" }, |
751 | {"Analog Right Capture Route" , "Sub Mic" , "SUBMIC" }, |
752 | {"Analog Right Capture Route" , "Aux/FM Right" , "AFMR" }, |
753 | |
754 | {"MicAmpL" , NULL, "Analog Left Capture Route" }, |
755 | {"MicAmpR" , NULL, "Analog Right Capture Route" }, |
756 | |
757 | {"ADC Left" , NULL, "MicAmpL" }, |
758 | {"ADC Right" , NULL, "MicAmpR" }, |
759 | |
760 | /* AFM path */ |
761 | {"AFMAmpL" , NULL, "AFML" }, |
762 | {"AFMAmpR" , NULL, "AFMR" }, |
763 | |
764 | {"HSDAC Left" , NULL, "HSDAC Power" }, |
765 | {"HSDAC Right" , NULL, "HSDAC Power" }, |
766 | |
767 | {"Headset Left Playback" , "HS DAC" , "HSDAC Left" }, |
768 | {"Headset Left Playback" , "Line-In amp" , "AFMAmpL" }, |
769 | |
770 | {"Headset Right Playback" , "HS DAC" , "HSDAC Right" }, |
771 | {"Headset Right Playback" , "Line-In amp" , "AFMAmpR" }, |
772 | |
773 | {"HS Left Driver" , NULL, "Headset Left Playback" }, |
774 | {"HS Right Driver" , NULL, "Headset Right Playback" }, |
775 | |
776 | {"HSOL" , NULL, "HS Left Driver" }, |
777 | {"HSOR" , NULL, "HS Right Driver" }, |
778 | |
779 | /* Earphone playback path */ |
780 | {"Earphone Playback" , "Switch" , "HSDAC Left" }, |
781 | {"Earphone Driver" , NULL, "Earphone Playback" }, |
782 | {"EP" , NULL, "Earphone Driver" }, |
783 | |
784 | {"Handsfree Left Playback" , "HF DAC" , "HFDAC Left" }, |
785 | {"Handsfree Left Playback" , "Line-In amp" , "AFMAmpL" }, |
786 | |
787 | {"Handsfree Right Playback" , "HF DAC" , "HFDAC Right" }, |
788 | {"Handsfree Right Playback" , "Line-In amp" , "AFMAmpR" }, |
789 | |
790 | {"HF Left PGA" , NULL, "Handsfree Left Playback" }, |
791 | {"HF Right PGA" , NULL, "Handsfree Right Playback" }, |
792 | |
793 | {"HF Left Driver" , NULL, "HF Left PGA" }, |
794 | {"HF Right Driver" , NULL, "HF Right PGA" }, |
795 | |
796 | {"HFL" , NULL, "HF Left Driver" }, |
797 | {"HFR" , NULL, "HF Right Driver" }, |
798 | |
799 | {"AUXL Playback" , "Switch" , "HF Left PGA" }, |
800 | {"AUXR Playback" , "Switch" , "HF Right PGA" }, |
801 | |
802 | {"AUXL" , NULL, "AUXL Playback" }, |
803 | {"AUXR" , NULL, "AUXR Playback" }, |
804 | |
805 | /* Vibrator paths */ |
806 | {"Vibra Left Playback" , "Audio PDM" , "VIBRA DAC" }, |
807 | {"Vibra Right Playback" , "Audio PDM" , "VIBRA DAC" }, |
808 | |
809 | {"Vibra Left Driver" , NULL, "Vibra Left Playback" }, |
810 | {"Vibra Right Driver" , NULL, "Vibra Right Playback" }, |
811 | {"Vibra Left Driver" , NULL, "Vibra Left Control" }, |
812 | {"Vibra Right Driver" , NULL, "Vibra Right Control" }, |
813 | |
814 | {"VIBRAL" , NULL, "Vibra Left Driver" }, |
815 | {"VIBRAR" , NULL, "Vibra Right Driver" }, |
816 | }; |
817 | |
818 | static int twl6040_set_bias_level(struct snd_soc_component *component, |
819 | enum snd_soc_bias_level level) |
820 | { |
821 | struct twl6040 *twl6040 = to_twl6040(component); |
822 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
823 | int ret = 0; |
824 | |
825 | switch (level) { |
826 | case SND_SOC_BIAS_ON: |
827 | break; |
828 | case SND_SOC_BIAS_PREPARE: |
829 | break; |
830 | case SND_SOC_BIAS_STANDBY: |
831 | if (priv->codec_powered) { |
832 | /* Select low power PLL in standby */ |
833 | ret = twl6040_set_pll(twl6040, TWL6040_SYSCLK_SEL_LPPLL, |
834 | freq_in: 32768, freq_out: 19200000); |
835 | break; |
836 | } |
837 | |
838 | ret = twl6040_power(twl6040, on: 1); |
839 | if (ret) |
840 | break; |
841 | |
842 | priv->codec_powered = 1; |
843 | |
844 | /* Set external boost GPO */ |
845 | twl6040_write(component, TWL6040_REG_GPOCTL, value: 0x02); |
846 | break; |
847 | case SND_SOC_BIAS_OFF: |
848 | if (!priv->codec_powered) |
849 | break; |
850 | |
851 | twl6040_power(twl6040, on: 0); |
852 | priv->codec_powered = 0; |
853 | break; |
854 | } |
855 | |
856 | return ret; |
857 | } |
858 | |
859 | static int twl6040_startup(struct snd_pcm_substream *substream, |
860 | struct snd_soc_dai *dai) |
861 | { |
862 | struct snd_soc_component *component = dai->component; |
863 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
864 | |
865 | snd_pcm_hw_constraint_list(runtime: substream->runtime, cond: 0, |
866 | SNDRV_PCM_HW_PARAM_RATE, |
867 | l: &sysclk_constraints[priv->pll_power_mode]); |
868 | |
869 | return 0; |
870 | } |
871 | |
872 | static int twl6040_hw_params(struct snd_pcm_substream *substream, |
873 | struct snd_pcm_hw_params *params, |
874 | struct snd_soc_dai *dai) |
875 | { |
876 | struct snd_soc_component *component = dai->component; |
877 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
878 | int rate; |
879 | |
880 | rate = params_rate(p: params); |
881 | switch (rate) { |
882 | case 11250: |
883 | case 22500: |
884 | case 44100: |
885 | case 88200: |
886 | /* These rates are not supported when HPPLL is in use */ |
887 | if (unlikely(priv->pll == TWL6040_SYSCLK_SEL_HPPLL)) { |
888 | dev_err(component->dev, "HPPLL does not support rate %d\n" , |
889 | rate); |
890 | return -EINVAL; |
891 | } |
892 | priv->sysclk = 17640000; |
893 | break; |
894 | case 8000: |
895 | case 16000: |
896 | case 32000: |
897 | case 48000: |
898 | case 96000: |
899 | priv->sysclk = 19200000; |
900 | break; |
901 | default: |
902 | dev_err(component->dev, "unsupported rate %d\n" , rate); |
903 | return -EINVAL; |
904 | } |
905 | |
906 | return 0; |
907 | } |
908 | |
909 | static int twl6040_prepare(struct snd_pcm_substream *substream, |
910 | struct snd_soc_dai *dai) |
911 | { |
912 | struct snd_soc_component *component = dai->component; |
913 | struct twl6040 *twl6040 = to_twl6040(component); |
914 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
915 | int ret; |
916 | |
917 | if (!priv->sysclk) { |
918 | dev_err(component->dev, |
919 | "no mclk configured, call set_sysclk() on init\n" ); |
920 | return -EINVAL; |
921 | } |
922 | |
923 | ret = twl6040_set_pll(twl6040, pll_id: priv->pll, freq_in: priv->clk_in, freq_out: priv->sysclk); |
924 | if (ret) { |
925 | dev_err(component->dev, "Can not set PLL (%d)\n" , ret); |
926 | return -EPERM; |
927 | } |
928 | |
929 | return 0; |
930 | } |
931 | |
932 | static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai, |
933 | int clk_id, unsigned int freq, int dir) |
934 | { |
935 | struct snd_soc_component *component = codec_dai->component; |
936 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
937 | |
938 | switch (clk_id) { |
939 | case TWL6040_SYSCLK_SEL_LPPLL: |
940 | case TWL6040_SYSCLK_SEL_HPPLL: |
941 | priv->pll = clk_id; |
942 | priv->clk_in = freq; |
943 | break; |
944 | default: |
945 | dev_err(component->dev, "unknown clk_id %d\n" , clk_id); |
946 | return -EINVAL; |
947 | } |
948 | |
949 | return 0; |
950 | } |
951 | |
952 | static void twl6040_mute_path(struct snd_soc_component *component, enum twl6040_dai_id id, |
953 | int mute) |
954 | { |
955 | struct twl6040 *twl6040 = to_twl6040(component); |
956 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
957 | int hslctl, hsrctl, earctl; |
958 | int hflctl, hfrctl; |
959 | |
960 | switch (id) { |
961 | case TWL6040_DAI_DL1: |
962 | hslctl = twl6040_read(component, TWL6040_REG_HSLCTL); |
963 | hsrctl = twl6040_read(component, TWL6040_REG_HSRCTL); |
964 | earctl = twl6040_read(component, TWL6040_REG_EARCTL); |
965 | |
966 | if (mute) { |
967 | /* Power down drivers and DACs */ |
968 | earctl &= ~0x01; |
969 | hslctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA); |
970 | hsrctl &= ~(TWL6040_HSDRVENA | TWL6040_HSDACENA); |
971 | |
972 | } |
973 | |
974 | twl6040_reg_write(twl6040, TWL6040_REG_EARCTL, val: earctl); |
975 | twl6040_reg_write(twl6040, TWL6040_REG_HSLCTL, val: hslctl); |
976 | twl6040_reg_write(twl6040, TWL6040_REG_HSRCTL, val: hsrctl); |
977 | priv->dl1_unmuted = !mute; |
978 | break; |
979 | case TWL6040_DAI_DL2: |
980 | hflctl = twl6040_read(component, TWL6040_REG_HFLCTL); |
981 | hfrctl = twl6040_read(component, TWL6040_REG_HFRCTL); |
982 | |
983 | if (mute) { |
984 | /* Power down drivers and DACs */ |
985 | hflctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA | |
986 | TWL6040_HFDRVENA | TWL6040_HFSWENA); |
987 | hfrctl &= ~(TWL6040_HFDACENA | TWL6040_HFPGAENA | |
988 | TWL6040_HFDRVENA | TWL6040_HFSWENA); |
989 | } |
990 | |
991 | twl6040_reg_write(twl6040, TWL6040_REG_HFLCTL, val: hflctl); |
992 | twl6040_reg_write(twl6040, TWL6040_REG_HFRCTL, val: hfrctl); |
993 | priv->dl2_unmuted = !mute; |
994 | break; |
995 | default: |
996 | break; |
997 | } |
998 | } |
999 | |
1000 | static int twl6040_mute_stream(struct snd_soc_dai *dai, int mute, int direction) |
1001 | { |
1002 | switch (dai->id) { |
1003 | case TWL6040_DAI_LEGACY: |
1004 | twl6040_mute_path(component: dai->component, id: TWL6040_DAI_DL1, mute); |
1005 | twl6040_mute_path(component: dai->component, id: TWL6040_DAI_DL2, mute); |
1006 | break; |
1007 | case TWL6040_DAI_DL1: |
1008 | case TWL6040_DAI_DL2: |
1009 | twl6040_mute_path(component: dai->component, id: dai->id, mute); |
1010 | break; |
1011 | default: |
1012 | break; |
1013 | } |
1014 | |
1015 | return 0; |
1016 | } |
1017 | |
1018 | static const struct snd_soc_dai_ops twl6040_dai_ops = { |
1019 | .startup = twl6040_startup, |
1020 | .hw_params = twl6040_hw_params, |
1021 | .prepare = twl6040_prepare, |
1022 | .set_sysclk = twl6040_set_dai_sysclk, |
1023 | .mute_stream = twl6040_mute_stream, |
1024 | .no_capture_mute = 1, |
1025 | }; |
1026 | |
1027 | static struct snd_soc_dai_driver twl6040_dai[] = { |
1028 | { |
1029 | .name = "twl6040-legacy" , |
1030 | .id = TWL6040_DAI_LEGACY, |
1031 | .playback = { |
1032 | .stream_name = "Legacy Playback" , |
1033 | .channels_min = 1, |
1034 | .channels_max = 5, |
1035 | .rates = TWL6040_RATES, |
1036 | .formats = TWL6040_FORMATS, |
1037 | }, |
1038 | .capture = { |
1039 | .stream_name = "Legacy Capture" , |
1040 | .channels_min = 1, |
1041 | .channels_max = 2, |
1042 | .rates = TWL6040_RATES, |
1043 | .formats = TWL6040_FORMATS, |
1044 | }, |
1045 | .ops = &twl6040_dai_ops, |
1046 | }, |
1047 | { |
1048 | .name = "twl6040-ul" , |
1049 | .id = TWL6040_DAI_UL, |
1050 | .capture = { |
1051 | .stream_name = "Capture" , |
1052 | .channels_min = 1, |
1053 | .channels_max = 2, |
1054 | .rates = TWL6040_RATES, |
1055 | .formats = TWL6040_FORMATS, |
1056 | }, |
1057 | .ops = &twl6040_dai_ops, |
1058 | }, |
1059 | { |
1060 | .name = "twl6040-dl1" , |
1061 | .id = TWL6040_DAI_DL1, |
1062 | .playback = { |
1063 | .stream_name = "Headset Playback" , |
1064 | .channels_min = 1, |
1065 | .channels_max = 2, |
1066 | .rates = TWL6040_RATES, |
1067 | .formats = TWL6040_FORMATS, |
1068 | }, |
1069 | .ops = &twl6040_dai_ops, |
1070 | }, |
1071 | { |
1072 | .name = "twl6040-dl2" , |
1073 | .id = TWL6040_DAI_DL2, |
1074 | .playback = { |
1075 | .stream_name = "Handsfree Playback" , |
1076 | .channels_min = 1, |
1077 | .channels_max = 2, |
1078 | .rates = TWL6040_RATES, |
1079 | .formats = TWL6040_FORMATS, |
1080 | }, |
1081 | .ops = &twl6040_dai_ops, |
1082 | }, |
1083 | { |
1084 | .name = "twl6040-vib" , |
1085 | .id = TWL6040_DAI_VIB, |
1086 | .playback = { |
1087 | .stream_name = "Vibra Playback" , |
1088 | .channels_min = 1, |
1089 | .channels_max = 1, |
1090 | .rates = SNDRV_PCM_RATE_CONTINUOUS, |
1091 | .formats = TWL6040_FORMATS, |
1092 | }, |
1093 | .ops = &twl6040_dai_ops, |
1094 | }, |
1095 | }; |
1096 | |
1097 | static int twl6040_probe(struct snd_soc_component *component) |
1098 | { |
1099 | struct twl6040_data *priv; |
1100 | struct platform_device *pdev = to_platform_device(component->dev); |
1101 | int ret = 0; |
1102 | |
1103 | priv = devm_kzalloc(dev: component->dev, size: sizeof(*priv), GFP_KERNEL); |
1104 | if (priv == NULL) |
1105 | return -ENOMEM; |
1106 | |
1107 | snd_soc_component_set_drvdata(c: component, data: priv); |
1108 | |
1109 | priv->component = component; |
1110 | |
1111 | priv->plug_irq = platform_get_irq(pdev, 0); |
1112 | if (priv->plug_irq < 0) |
1113 | return priv->plug_irq; |
1114 | |
1115 | INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work); |
1116 | |
1117 | mutex_init(&priv->mutex); |
1118 | |
1119 | ret = request_threaded_irq(irq: priv->plug_irq, NULL, |
1120 | thread_fn: twl6040_audio_handler, |
1121 | IRQF_NO_SUSPEND | IRQF_ONESHOT, |
1122 | name: "twl6040_irq_plug" , dev: component); |
1123 | if (ret) { |
1124 | dev_err(component->dev, "PLUG IRQ request failed: %d\n" , ret); |
1125 | return ret; |
1126 | } |
1127 | |
1128 | snd_soc_component_force_bias_level(component, level: SND_SOC_BIAS_STANDBY); |
1129 | twl6040_init_chip(component); |
1130 | |
1131 | return 0; |
1132 | } |
1133 | |
1134 | static void twl6040_remove(struct snd_soc_component *component) |
1135 | { |
1136 | struct twl6040_data *priv = snd_soc_component_get_drvdata(c: component); |
1137 | |
1138 | free_irq(priv->plug_irq, component); |
1139 | } |
1140 | |
1141 | static const struct snd_soc_component_driver soc_component_dev_twl6040 = { |
1142 | .probe = twl6040_probe, |
1143 | .remove = twl6040_remove, |
1144 | .read = twl6040_read, |
1145 | .write = twl6040_write, |
1146 | .set_bias_level = twl6040_set_bias_level, |
1147 | .controls = twl6040_snd_controls, |
1148 | .num_controls = ARRAY_SIZE(twl6040_snd_controls), |
1149 | .dapm_widgets = twl6040_dapm_widgets, |
1150 | .num_dapm_widgets = ARRAY_SIZE(twl6040_dapm_widgets), |
1151 | .dapm_routes = intercon, |
1152 | .num_dapm_routes = ARRAY_SIZE(intercon), |
1153 | .suspend_bias_off = 1, |
1154 | .idle_bias_on = 1, |
1155 | .endianness = 1, |
1156 | }; |
1157 | |
1158 | static int twl6040_codec_probe(struct platform_device *pdev) |
1159 | { |
1160 | return devm_snd_soc_register_component(dev: &pdev->dev, |
1161 | component_driver: &soc_component_dev_twl6040, |
1162 | dai_drv: twl6040_dai, ARRAY_SIZE(twl6040_dai)); |
1163 | } |
1164 | |
1165 | static struct platform_driver twl6040_codec_driver = { |
1166 | .driver = { |
1167 | .name = "twl6040-codec" , |
1168 | }, |
1169 | .probe = twl6040_codec_probe, |
1170 | }; |
1171 | |
1172 | module_platform_driver(twl6040_codec_driver); |
1173 | |
1174 | MODULE_DESCRIPTION("ASoC TWL6040 codec driver" ); |
1175 | MODULE_AUTHOR("Misael Lopez Cruz" ); |
1176 | MODULE_LICENSE("GPL" ); |
1177 | |