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TOMOYO Linux Cross Reference
Linux/sound/soc/codecs/wm_hubs.c

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  1 /*
  2  * wm_hubs.c  --  WM8993/4 common code
  3  *
  4  * Copyright 2009-12 Wolfson Microelectronics plc
  5  *
  6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
  7  *
  8  *
  9  * This program is free software; you can redistribute it and/or modify
 10  * it under the terms of the GNU General Public License version 2 as
 11  * published by the Free Software Foundation.
 12  */
 13 
 14 #include <linux/module.h>
 15 #include <linux/moduleparam.h>
 16 #include <linux/init.h>
 17 #include <linux/delay.h>
 18 #include <linux/pm.h>
 19 #include <linux/i2c.h>
 20 #include <linux/mfd/wm8994/registers.h>
 21 #include <sound/core.h>
 22 #include <sound/pcm.h>
 23 #include <sound/pcm_params.h>
 24 #include <sound/soc.h>
 25 #include <sound/initval.h>
 26 #include <sound/tlv.h>
 27 
 28 #include "wm8993.h"
 29 #include "wm_hubs.h"
 30 
 31 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
 32 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
 33 
 34 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
 35 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
 36 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
 37 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
 38 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
 39 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
 40 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
 41 static const unsigned int spkboost_tlv[] = {
 42         TLV_DB_RANGE_HEAD(2),
 43         0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
 44         7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
 45 };
 46 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
 47 
 48 static const char *speaker_ref_text[] = {
 49         "SPKVDD/2",
 50         "VMID",
 51 };
 52 
 53 static const struct soc_enum speaker_ref =
 54         SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
 55 
 56 static const char *speaker_mode_text[] = {
 57         "Class D",
 58         "Class AB",
 59 };
 60 
 61 static const struct soc_enum speaker_mode =
 62         SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
 63 
 64 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
 65 {
 66         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 67         unsigned int reg;
 68         int count = 0;
 69         int timeout;
 70         unsigned int val;
 71 
 72         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
 73 
 74         /* Trigger the command */
 75         snd_soc_write(codec, WM8993_DC_SERVO_0, val);
 76 
 77         dev_dbg(codec->dev, "Waiting for DC servo...\n");
 78 
 79         if (hubs->dcs_done_irq)
 80                 timeout = 4;
 81         else
 82                 timeout = 400;
 83 
 84         do {
 85                 count++;
 86 
 87                 if (hubs->dcs_done_irq)
 88                         wait_for_completion_timeout(&hubs->dcs_done,
 89                                                     msecs_to_jiffies(250));
 90                 else
 91                         msleep(1);
 92 
 93                 reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
 94                 dev_dbg(codec->dev, "DC servo: %x\n", reg);
 95         } while (reg & op && count < timeout);
 96 
 97         if (reg & op)
 98                 dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
 99                         op);
100 }
101 
102 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
103 {
104         struct wm_hubs_data *hubs = data;
105 
106         complete(&hubs->dcs_done);
107 
108         return IRQ_HANDLED;
109 }
110 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
111 
112 static bool wm_hubs_dac_hp_direct(struct snd_soc_codec *codec)
113 {
114         int reg;
115 
116         /* If we're going via the mixer we'll need to do additional checks */
117         reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER1);
118         if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
119                 if (reg & ~WM8993_DACL_TO_MIXOUTL) {
120                         dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
121                                  reg & ~WM8993_DACL_TO_HPOUT1L);
122                         return false;
123                 } else {
124                         dev_vdbg(codec->dev, "HPL connected to mixer\n");
125                 }
126         } else {
127                 dev_vdbg(codec->dev, "HPL connected to DAC\n");
128         }
129 
130         reg = snd_soc_read(codec, WM8993_OUTPUT_MIXER2);
131         if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
132                 if (reg & ~WM8993_DACR_TO_MIXOUTR) {
133                         dev_vdbg(codec->dev, "Analogue paths connected: %x\n",
134                                  reg & ~WM8993_DACR_TO_HPOUT1R);
135                         return false;
136                 } else {
137                         dev_vdbg(codec->dev, "HPR connected to mixer\n");
138                 }
139         } else {
140                 dev_vdbg(codec->dev, "HPR connected to DAC\n");
141         }
142 
143         return true;
144 }
145 
146 struct wm_hubs_dcs_cache {
147         struct list_head list;
148         unsigned int left;
149         unsigned int right;
150         u16 dcs_cfg;
151 };
152 
153 static bool wm_hubs_dcs_cache_get(struct snd_soc_codec *codec,
154                                   struct wm_hubs_dcs_cache **entry)
155 {
156         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
157         struct wm_hubs_dcs_cache *cache;
158         unsigned int left, right;
159 
160         left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
161         left &= WM8993_HPOUT1L_VOL_MASK;
162 
163         right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
164         right &= WM8993_HPOUT1R_VOL_MASK;
165 
166         list_for_each_entry(cache, &hubs->dcs_cache, list) {
167                 if (cache->left != left || cache->right != right)
168                         continue;
169 
170                 *entry = cache;
171                 return true;
172         }
173 
174         return false;
175 }
176 
177 static void wm_hubs_dcs_cache_set(struct snd_soc_codec *codec, u16 dcs_cfg)
178 {
179         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
180         struct wm_hubs_dcs_cache *cache;
181 
182         if (hubs->no_cache_dac_hp_direct)
183                 return;
184 
185         cache = devm_kzalloc(codec->dev, sizeof(*cache), GFP_KERNEL);
186         if (!cache) {
187                 dev_err(codec->dev, "Failed to allocate DCS cache entry\n");
188                 return;
189         }
190 
191         cache->left = snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME);
192         cache->left &= WM8993_HPOUT1L_VOL_MASK;
193 
194         cache->right = snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME);
195         cache->right &= WM8993_HPOUT1R_VOL_MASK;
196 
197         cache->dcs_cfg = dcs_cfg;
198 
199         list_add_tail(&cache->list, &hubs->dcs_cache);
200 }
201 
202 static void wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
203                                   u16 *reg_l, u16 *reg_r)
204 {
205         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
206         u16 dcs_reg, reg;
207 
208         switch (hubs->dcs_readback_mode) {
209         case 2:
210                 dcs_reg = WM8994_DC_SERVO_4E;
211                 break;
212         case 1:
213                 dcs_reg = WM8994_DC_SERVO_READBACK;
214                 break;
215         default:
216                 dcs_reg = WM8993_DC_SERVO_3;
217                 break;
218         }
219 
220         /* Different chips in the family support different readback
221          * methods.
222          */
223         switch (hubs->dcs_readback_mode) {
224         case 0:
225                 *reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
226                         & WM8993_DCS_INTEG_CHAN_0_MASK;
227                 *reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
228                         & WM8993_DCS_INTEG_CHAN_1_MASK;
229                 break;
230         case 2:
231         case 1:
232                 reg = snd_soc_read(codec, dcs_reg);
233                 *reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
234                         >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
235                 *reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
236                 break;
237         default:
238                 WARN(1, "Unknown DCS readback method\n");
239                 return;
240         }
241 }
242 
243 /*
244  * Startup calibration of the DC servo
245  */
246 static void enable_dc_servo(struct snd_soc_codec *codec)
247 {
248         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
249         struct wm_hubs_dcs_cache *cache;
250         s8 offset;
251         u16 reg_l, reg_r, dcs_cfg, dcs_reg;
252 
253         switch (hubs->dcs_readback_mode) {
254         case 2:
255                 dcs_reg = WM8994_DC_SERVO_4E;
256                 break;
257         default:
258                 dcs_reg = WM8993_DC_SERVO_3;
259                 break;
260         }
261 
262         /* If we're using a digital only path and have a previously
263          * callibrated DC servo offset stored then use that. */
264         if (wm_hubs_dac_hp_direct(codec) &&
265             wm_hubs_dcs_cache_get(codec, &cache)) {
266                 dev_dbg(codec->dev, "Using cached DCS offset %x for %d,%d\n",
267                         cache->dcs_cfg, cache->left, cache->right);
268                 snd_soc_write(codec, dcs_reg, cache->dcs_cfg);
269                 wait_for_dc_servo(codec,
270                                   WM8993_DCS_TRIG_DAC_WR_0 |
271                                   WM8993_DCS_TRIG_DAC_WR_1);
272                 return;
273         }
274 
275         if (hubs->series_startup) {
276                 /* Set for 32 series updates */
277                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
278                                     WM8993_DCS_SERIES_NO_01_MASK,
279                                     32 << WM8993_DCS_SERIES_NO_01_SHIFT);
280                 wait_for_dc_servo(codec,
281                                   WM8993_DCS_TRIG_SERIES_0 |
282                                   WM8993_DCS_TRIG_SERIES_1);
283         } else {
284                 wait_for_dc_servo(codec,
285                                   WM8993_DCS_TRIG_STARTUP_0 |
286                                   WM8993_DCS_TRIG_STARTUP_1);
287         }
288 
289         wm_hubs_read_dc_servo(codec, &reg_l, &reg_r);
290 
291         dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
292 
293         /* Apply correction to DC servo result */
294         if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
295                 dev_dbg(codec->dev,
296                         "Applying %d/%d code DC servo correction\n",
297                         hubs->dcs_codes_l, hubs->dcs_codes_r);
298 
299                 /* HPOUT1R */
300                 offset = (s8)reg_r;
301                 dev_dbg(codec->dev, "DCS right %d->%d\n", offset,
302                         offset + hubs->dcs_codes_r);
303                 offset += hubs->dcs_codes_r;
304                 dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
305 
306                 /* HPOUT1L */
307                 offset = (s8)reg_l;
308                 dev_dbg(codec->dev, "DCS left %d->%d\n", offset,
309                         offset + hubs->dcs_codes_l);
310                 offset += hubs->dcs_codes_l;
311                 dcs_cfg |= (u8)offset;
312 
313                 dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
314 
315                 /* Do it */
316                 snd_soc_write(codec, dcs_reg, dcs_cfg);
317                 wait_for_dc_servo(codec,
318                                   WM8993_DCS_TRIG_DAC_WR_0 |
319                                   WM8993_DCS_TRIG_DAC_WR_1);
320         } else {
321                 dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
322                 dcs_cfg |= reg_l;
323         }
324 
325         /* Save the callibrated offset if we're in class W mode and
326          * therefore don't have any analogue signal mixed in. */
327         if (wm_hubs_dac_hp_direct(codec))
328                 wm_hubs_dcs_cache_set(codec, dcs_cfg);
329 }
330 
331 /*
332  * Update the DC servo calibration on gain changes
333  */
334 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
335                                struct snd_ctl_elem_value *ucontrol)
336 {
337         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
338         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
339         int ret;
340 
341         ret = snd_soc_put_volsw(kcontrol, ucontrol);
342 
343         /* If we're applying an offset correction then updating the
344          * callibration would be likely to introduce further offsets. */
345         if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
346                 return ret;
347 
348         /* Only need to do this if the outputs are active */
349         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
350             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
351                 snd_soc_update_bits(codec,
352                                     WM8993_DC_SERVO_0,
353                                     WM8993_DCS_TRIG_SINGLE_0 |
354                                     WM8993_DCS_TRIG_SINGLE_1,
355                                     WM8993_DCS_TRIG_SINGLE_0 |
356                                     WM8993_DCS_TRIG_SINGLE_1);
357 
358         return ret;
359 }
360 
361 static const struct snd_kcontrol_new analogue_snd_controls[] = {
362 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
363                inpga_tlv),
364 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
365 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
366 
367 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
368                inpga_tlv),
369 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
370 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
371 
372 
373 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
374                inpga_tlv),
375 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
376 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
377 
378 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
379                inpga_tlv),
380 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
381 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
382 
383 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
384                inmix_sw_tlv),
385 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
386                inmix_sw_tlv),
387 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
388                inmix_tlv),
389 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
390 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
391                inmix_tlv),
392 
393 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
394                inmix_sw_tlv),
395 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
396                inmix_sw_tlv),
397 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
398                inmix_tlv),
399 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
400 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
401                inmix_tlv),
402 
403 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
404                outmix_tlv),
405 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
406                outmix_tlv),
407 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
408                outmix_tlv),
409 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
410                outmix_tlv),
411 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
412                outmix_tlv),
413 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
414                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
415 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
416                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
417 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
418                outmix_tlv),
419 
420 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
421                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
422 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
423                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
424 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
425                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
426 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
427                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
428 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
429                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
430 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
431                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
432 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
433                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
434 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
435                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
436 
437 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
438                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
439 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
440              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
441 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
442              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
443 
444 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
445 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
446 
447 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
448                5, 1, 1, wm_hubs_spkmix_tlv),
449 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
450                4, 1, 1, wm_hubs_spkmix_tlv),
451 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
452                3, 1, 1, wm_hubs_spkmix_tlv),
453 
454 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
455                5, 1, 1, wm_hubs_spkmix_tlv),
456 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
457                4, 1, 1, wm_hubs_spkmix_tlv),
458 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
459                3, 1, 1, wm_hubs_spkmix_tlv),
460 
461 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
462                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
463                  0, 3, 1, spkmixout_tlv),
464 SOC_DOUBLE_R_TLV("Speaker Volume",
465                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
466                  0, 63, 0, outpga_tlv),
467 SOC_DOUBLE_R("Speaker Switch",
468              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
469              6, 1, 0),
470 SOC_DOUBLE_R("Speaker ZC Switch",
471              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
472              7, 1, 0),
473 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
474                spkboost_tlv),
475 SOC_ENUM("Speaker Reference", speaker_ref),
476 SOC_ENUM("Speaker Mode", speaker_mode),
477 
478 SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
479                      WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
480                      0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
481                      outpga_tlv),
482 
483 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
484              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
485 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
486              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
487 
488 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
489 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
490 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
491                line_tlv),
492 
493 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
494 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
495 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
496                line_tlv),
497 };
498 
499 static int hp_supply_event(struct snd_soc_dapm_widget *w,
500                            struct snd_kcontrol *kcontrol, int event)
501 {
502         struct snd_soc_codec *codec = w->codec;
503         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
504 
505         switch (event) {
506         case SND_SOC_DAPM_PRE_PMU:
507                 switch (hubs->hp_startup_mode) {
508                 case 0:
509                         break;
510                 case 1:
511                         /* Enable the headphone amp */
512                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
513                                             WM8993_HPOUT1L_ENA |
514                                             WM8993_HPOUT1R_ENA,
515                                             WM8993_HPOUT1L_ENA |
516                                             WM8993_HPOUT1R_ENA);
517 
518                         /* Enable the second stage */
519                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
520                                             WM8993_HPOUT1L_DLY |
521                                             WM8993_HPOUT1R_DLY,
522                                             WM8993_HPOUT1L_DLY |
523                                             WM8993_HPOUT1R_DLY);
524                         break;
525                 default:
526                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
527                                 hubs->hp_startup_mode);
528                         break;
529                 }
530 
531         case SND_SOC_DAPM_PRE_PMD:
532                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
533                                     WM8993_CP_ENA, 0);
534                 break;
535         }
536 
537         return 0;
538 }
539 
540 static int hp_event(struct snd_soc_dapm_widget *w,
541                     struct snd_kcontrol *kcontrol, int event)
542 {
543         struct snd_soc_codec *codec = w->codec;
544         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
545 
546         switch (event) {
547         case SND_SOC_DAPM_POST_PMU:
548                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
549                                     WM8993_CP_ENA, WM8993_CP_ENA);
550 
551                 msleep(5);
552 
553                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
554                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
555                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
556 
557                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
558                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
559 
560                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
561                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
562 
563                 enable_dc_servo(codec);
564 
565                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
566                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
567                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
568                 break;
569 
570         case SND_SOC_DAPM_PRE_PMD:
571                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
572                                     WM8993_HPOUT1L_OUTP |
573                                     WM8993_HPOUT1R_OUTP |
574                                     WM8993_HPOUT1L_RMV_SHORT |
575                                     WM8993_HPOUT1R_RMV_SHORT, 0);
576 
577                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
578                                     WM8993_HPOUT1L_DLY |
579                                     WM8993_HPOUT1R_DLY, 0);
580 
581                 snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
582 
583                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
584                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
585                                     0);
586                 break;
587         }
588 
589         return 0;
590 }
591 
592 static int earpiece_event(struct snd_soc_dapm_widget *w,
593                           struct snd_kcontrol *control, int event)
594 {
595         struct snd_soc_codec *codec = w->codec;
596         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
597 
598         switch (event) {
599         case SND_SOC_DAPM_PRE_PMU:
600                 reg |= WM8993_HPOUT2_IN_ENA;
601                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
602                 udelay(50);
603                 break;
604 
605         case SND_SOC_DAPM_POST_PMD:
606                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
607                 break;
608 
609         default:
610                 BUG();
611                 break;
612         }
613 
614         return 0;
615 }
616 
617 static int lineout_event(struct snd_soc_dapm_widget *w,
618                          struct snd_kcontrol *control, int event)
619 {
620         struct snd_soc_codec *codec = w->codec;
621         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
622         bool *flag;
623 
624         switch (w->shift) {
625         case WM8993_LINEOUT1N_ENA_SHIFT:
626                 flag = &hubs->lineout1n_ena;
627                 break;
628         case WM8993_LINEOUT1P_ENA_SHIFT:
629                 flag = &hubs->lineout1p_ena;
630                 break;
631         case WM8993_LINEOUT2N_ENA_SHIFT:
632                 flag = &hubs->lineout2n_ena;
633                 break;
634         case WM8993_LINEOUT2P_ENA_SHIFT:
635                 flag = &hubs->lineout2p_ena;
636                 break;
637         default:
638                 WARN(1, "Unknown line output");
639                 return -EINVAL;
640         }
641 
642         *flag = SND_SOC_DAPM_EVENT_ON(event);
643 
644         return 0;
645 }
646 
647 static int micbias_event(struct snd_soc_dapm_widget *w,
648                          struct snd_kcontrol *kcontrol, int event)
649 {
650         struct snd_soc_codec *codec = w->codec;
651         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
652 
653         switch (w->shift) {
654         case WM8993_MICB1_ENA_SHIFT:
655                 if (hubs->micb1_delay)
656                         msleep(hubs->micb1_delay);
657                 break;
658         case WM8993_MICB2_ENA_SHIFT:
659                 if (hubs->micb2_delay)
660                         msleep(hubs->micb2_delay);
661                 break;
662         default:
663                 return -EINVAL;
664         }
665 
666         return 0;
667 }
668 
669 void wm_hubs_update_class_w(struct snd_soc_codec *codec)
670 {
671         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
672         int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
673 
674         if (!wm_hubs_dac_hp_direct(codec))
675                 enable = false;
676 
677         if (hubs->check_class_w_digital && !hubs->check_class_w_digital(codec))
678                 enable = false;
679 
680         dev_vdbg(codec->dev, "Class W %s\n", enable ? "enabled" : "disabled");
681 
682         snd_soc_update_bits(codec, WM8993_CLASS_W_0,
683                             WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
684 
685         snd_soc_write(codec, WM8993_LEFT_OUTPUT_VOLUME,
686                       snd_soc_read(codec, WM8993_LEFT_OUTPUT_VOLUME));
687         snd_soc_write(codec, WM8993_RIGHT_OUTPUT_VOLUME,
688                       snd_soc_read(codec, WM8993_RIGHT_OUTPUT_VOLUME));
689 }
690 EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
691 
692 #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
693 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
694         .info = snd_soc_info_volsw, \
695         .get = snd_soc_dapm_get_volsw, .put = class_w_put_volsw, \
696         .private_value =  SOC_SINGLE_VALUE(reg, shift, max, invert) }
697 
698 static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
699                               struct snd_ctl_elem_value *ucontrol)
700 {
701         struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
702         struct snd_soc_dapm_widget *widget = wlist->widgets[0];
703         struct snd_soc_codec *codec = widget->codec;
704         int ret;
705 
706         ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
707 
708         wm_hubs_update_class_w(codec);
709 
710         return ret;
711 }
712 
713 #define WM_HUBS_ENUM_W(xname, xenum) \
714 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
715         .info = snd_soc_info_enum_double, \
716         .get = snd_soc_dapm_get_enum_double, \
717         .put = class_w_put_double, \
718         .private_value = (unsigned long)&xenum }
719 
720 static int class_w_put_double(struct snd_kcontrol *kcontrol,
721                               struct snd_ctl_elem_value *ucontrol)
722 {
723         struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
724         struct snd_soc_dapm_widget *widget = wlist->widgets[0];
725         struct snd_soc_codec *codec = widget->codec;
726         int ret;
727 
728         ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
729 
730         wm_hubs_update_class_w(codec);
731 
732         return ret;
733 }
734 
735 static const char *hp_mux_text[] = {
736         "Mixer",
737         "DAC",
738 };
739 
740 static const struct soc_enum hpl_enum =
741         SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER1, 8, 2, hp_mux_text);
742 
743 const struct snd_kcontrol_new wm_hubs_hpl_mux =
744         WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
745 EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
746 
747 static const struct soc_enum hpr_enum =
748         SOC_ENUM_SINGLE(WM8993_OUTPUT_MIXER2, 8, 2, hp_mux_text);
749 
750 const struct snd_kcontrol_new wm_hubs_hpr_mux =
751         WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
752 EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
753 
754 static const struct snd_kcontrol_new in1l_pga[] = {
755 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
756 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
757 };
758 
759 static const struct snd_kcontrol_new in1r_pga[] = {
760 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
761 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
762 };
763 
764 static const struct snd_kcontrol_new in2l_pga[] = {
765 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
766 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
767 };
768 
769 static const struct snd_kcontrol_new in2r_pga[] = {
770 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
771 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
772 };
773 
774 static const struct snd_kcontrol_new mixinl[] = {
775 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
776 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
777 };
778 
779 static const struct snd_kcontrol_new mixinr[] = {
780 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
781 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
782 };
783 
784 static const struct snd_kcontrol_new left_output_mixer[] = {
785 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
786 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
787 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
788 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
789 WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
790 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
791 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
792 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
793 };
794 
795 static const struct snd_kcontrol_new right_output_mixer[] = {
796 WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
797 WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
798 WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
799 WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
800 WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
801 WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
802 WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
803 WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
804 };
805 
806 static const struct snd_kcontrol_new earpiece_mixer[] = {
807 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
808 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
809 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
810 };
811 
812 static const struct snd_kcontrol_new left_speaker_boost[] = {
813 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
814 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
815 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
816 };
817 
818 static const struct snd_kcontrol_new right_speaker_boost[] = {
819 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
820 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
821 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
822 };
823 
824 static const struct snd_kcontrol_new line1_mix[] = {
825 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
826 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
827 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
828 };
829 
830 static const struct snd_kcontrol_new line1n_mix[] = {
831 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
832 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
833 };
834 
835 static const struct snd_kcontrol_new line1p_mix[] = {
836 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
837 };
838 
839 static const struct snd_kcontrol_new line2_mix[] = {
840 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
841 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
842 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
843 };
844 
845 static const struct snd_kcontrol_new line2n_mix[] = {
846 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
847 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
848 };
849 
850 static const struct snd_kcontrol_new line2p_mix[] = {
851 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
852 };
853 
854 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
855 SND_SOC_DAPM_INPUT("IN1LN"),
856 SND_SOC_DAPM_INPUT("IN1LP"),
857 SND_SOC_DAPM_INPUT("IN2LN"),
858 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
859 SND_SOC_DAPM_INPUT("IN1RN"),
860 SND_SOC_DAPM_INPUT("IN1RP"),
861 SND_SOC_DAPM_INPUT("IN2RN"),
862 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
863 
864 SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
865                     micbias_event, SND_SOC_DAPM_POST_PMU),
866 SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
867                     micbias_event, SND_SOC_DAPM_POST_PMU),
868 
869 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
870                    in1l_pga, ARRAY_SIZE(in1l_pga)),
871 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
872                    in1r_pga, ARRAY_SIZE(in1r_pga)),
873 
874 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
875                    in2l_pga, ARRAY_SIZE(in2l_pga)),
876 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
877                    in2r_pga, ARRAY_SIZE(in2r_pga)),
878 
879 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
880                    mixinl, ARRAY_SIZE(mixinl)),
881 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
882                    mixinr, ARRAY_SIZE(mixinr)),
883 
884 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
885                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
886 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
887                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
888 
889 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
890 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
891 
892 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event, 
893                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
894 SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
895                        hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
896 
897 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
898                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
899 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
900                    NULL, 0, earpiece_event,
901                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
902 
903 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
904                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
905 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
906                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
907 
908 SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
909 SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
910                      NULL, 0),
911 SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
912                      NULL, 0),
913 
914 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
915                    line1_mix, ARRAY_SIZE(line1_mix)),
916 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
917                    line2_mix, ARRAY_SIZE(line2_mix)),
918 
919 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
920                    line1n_mix, ARRAY_SIZE(line1n_mix)),
921 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
922                    line1p_mix, ARRAY_SIZE(line1p_mix)),
923 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
924                    line2n_mix, ARRAY_SIZE(line2n_mix)),
925 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
926                    line2p_mix, ARRAY_SIZE(line2p_mix)),
927 
928 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
929                        NULL, 0, lineout_event,
930                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
931 SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
932                        NULL, 0, lineout_event,
933                        SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
934 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
935                        NULL, 0, lineout_event,
936                        SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
937 SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
938                        NULL, 0, lineout_event,
939                        SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
940 
941 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
942 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
943 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
944 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
945 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
946 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
947 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
948 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
949 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
950 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
951 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
952 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
953 };
954 
955 static const struct snd_soc_dapm_route analogue_routes[] = {
956         { "MICBIAS1", NULL, "CLK_SYS" },
957         { "MICBIAS2", NULL, "CLK_SYS" },
958 
959         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
960         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
961 
962         { "IN1L PGA", NULL, "VMID" },
963         { "IN1R PGA", NULL, "VMID" },
964         { "IN2L PGA", NULL, "VMID" },
965         { "IN2R PGA", NULL, "VMID" },
966 
967         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
968         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
969 
970         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
971         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
972 
973         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
974         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
975 
976         { "Direct Voice", NULL, "IN2LP:VXRN" },
977         { "Direct Voice", NULL, "IN2RP:VXRP" },
978 
979         { "MIXINL", "IN1L Switch", "IN1L PGA" },
980         { "MIXINL", "IN2L Switch", "IN2L PGA" },
981         { "MIXINL", NULL, "Direct Voice" },
982         { "MIXINL", NULL, "IN1LP" },
983         { "MIXINL", NULL, "Left Output Mixer" },
984         { "MIXINL", NULL, "VMID" },
985 
986         { "MIXINR", "IN1R Switch", "IN1R PGA" },
987         { "MIXINR", "IN2R Switch", "IN2R PGA" },
988         { "MIXINR", NULL, "Direct Voice" },
989         { "MIXINR", NULL, "IN1RP" },
990         { "MIXINR", NULL, "Right Output Mixer" },
991         { "MIXINR", NULL, "VMID" },
992 
993         { "ADCL", NULL, "MIXINL" },
994         { "ADCR", NULL, "MIXINR" },
995 
996         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
997         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
998         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
999         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
1000         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
1001         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
1002         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
1003 
1004         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
1005         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
1006         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
1007         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
1008         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1009         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1010         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1011 
1012         { "Left Output PGA", NULL, "Left Output Mixer" },
1013         { "Left Output PGA", NULL, "TOCLK" },
1014 
1015         { "Right Output PGA", NULL, "Right Output Mixer" },
1016         { "Right Output PGA", NULL, "TOCLK" },
1017 
1018         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1019         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1020         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1021 
1022         { "Earpiece Driver", NULL, "VMID" },
1023         { "Earpiece Driver", NULL, "Earpiece Mixer" },
1024         { "HPOUT2N", NULL, "Earpiece Driver" },
1025         { "HPOUT2P", NULL, "Earpiece Driver" },
1026 
1027         { "SPKL", "Input Switch", "MIXINL" },
1028         { "SPKL", "IN1LP Switch", "IN1LP" },
1029         { "SPKL", "Output Switch", "Left Output PGA" },
1030         { "SPKL", NULL, "TOCLK" },
1031 
1032         { "SPKR", "Input Switch", "MIXINR" },
1033         { "SPKR", "IN1RP Switch", "IN1RP" },
1034         { "SPKR", "Output Switch", "Right Output PGA" },
1035         { "SPKR", NULL, "TOCLK" },
1036 
1037         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1038         { "SPKL Boost", "SPKL Switch", "SPKL" },
1039         { "SPKL Boost", "SPKR Switch", "SPKR" },
1040 
1041         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1042         { "SPKR Boost", "SPKR Switch", "SPKR" },
1043         { "SPKR Boost", "SPKL Switch", "SPKL" },
1044 
1045         { "SPKL Driver", NULL, "VMID" },
1046         { "SPKL Driver", NULL, "SPKL Boost" },
1047         { "SPKL Driver", NULL, "CLK_SYS" },
1048         { "SPKL Driver", NULL, "TSHUT" },
1049 
1050         { "SPKR Driver", NULL, "VMID" },
1051         { "SPKR Driver", NULL, "SPKR Boost" },
1052         { "SPKR Driver", NULL, "CLK_SYS" },
1053         { "SPKR Driver", NULL, "TSHUT" },
1054 
1055         { "SPKOUTLP", NULL, "SPKL Driver" },
1056         { "SPKOUTLN", NULL, "SPKL Driver" },
1057         { "SPKOUTRP", NULL, "SPKR Driver" },
1058         { "SPKOUTRN", NULL, "SPKR Driver" },
1059 
1060         { "Left Headphone Mux", "Mixer", "Left Output PGA" },
1061         { "Right Headphone Mux", "Mixer", "Right Output PGA" },
1062 
1063         { "Headphone PGA", NULL, "Left Headphone Mux" },
1064         { "Headphone PGA", NULL, "Right Headphone Mux" },
1065         { "Headphone PGA", NULL, "VMID" },
1066         { "Headphone PGA", NULL, "CLK_SYS" },
1067         { "Headphone PGA", NULL, "Headphone Supply" },
1068 
1069         { "HPOUT1L", NULL, "Headphone PGA" },
1070         { "HPOUT1R", NULL, "Headphone PGA" },
1071 
1072         { "LINEOUT1N Driver", NULL, "VMID" },
1073         { "LINEOUT1P Driver", NULL, "VMID" },
1074         { "LINEOUT2N Driver", NULL, "VMID" },
1075         { "LINEOUT2P Driver", NULL, "VMID" },
1076 
1077         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1078         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1079         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1080         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1081 };
1082 
1083 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1084         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1085         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1086         { "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1087 
1088         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1089         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1090 };
1091 
1092 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1093         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1094         { "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1095 
1096         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1097 
1098         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1099         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1100 };
1101 
1102 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1103         { "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1104         { "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1105         { "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1106 
1107         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1108         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1109 };
1110 
1111 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1112         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1113         { "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1114 
1115         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1116 
1117         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1118         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1119 };
1120 
1121 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
1122 {
1123         struct snd_soc_dapm_context *dapm = &codec->dapm;
1124 
1125         /* Latch volume update bits & default ZC on */
1126         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1127                             WM8993_IN1_VU, WM8993_IN1_VU);
1128         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1129                             WM8993_IN1_VU, WM8993_IN1_VU);
1130         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1131                             WM8993_IN2_VU, WM8993_IN2_VU);
1132         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1133                             WM8993_IN2_VU, WM8993_IN2_VU);
1134 
1135         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
1136                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1137         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
1138                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1139 
1140         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
1141                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1142                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1143         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
1144                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1145                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1146 
1147         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
1148                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1149                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1150         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
1151                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1152                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1153 
1154         snd_soc_add_codec_controls(codec, analogue_snd_controls,
1155                              ARRAY_SIZE(analogue_snd_controls));
1156 
1157         snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1158                                   ARRAY_SIZE(analogue_dapm_widgets));
1159         return 0;
1160 }
1161 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1162 
1163 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
1164                                 int lineout1_diff, int lineout2_diff)
1165 {
1166         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1167         struct snd_soc_dapm_context *dapm = &codec->dapm;
1168 
1169         hubs->codec = codec;
1170 
1171         INIT_LIST_HEAD(&hubs->dcs_cache);
1172         init_completion(&hubs->dcs_done);
1173 
1174         snd_soc_dapm_add_routes(dapm, analogue_routes,
1175                                 ARRAY_SIZE(analogue_routes));
1176 
1177         if (lineout1_diff)
1178                 snd_soc_dapm_add_routes(dapm,
1179                                         lineout1_diff_routes,
1180                                         ARRAY_SIZE(lineout1_diff_routes));
1181         else
1182                 snd_soc_dapm_add_routes(dapm,
1183                                         lineout1_se_routes,
1184                                         ARRAY_SIZE(lineout1_se_routes));
1185 
1186         if (lineout2_diff)
1187                 snd_soc_dapm_add_routes(dapm,
1188                                         lineout2_diff_routes,
1189                                         ARRAY_SIZE(lineout2_diff_routes));
1190         else
1191                 snd_soc_dapm_add_routes(dapm,
1192                                         lineout2_se_routes,
1193                                         ARRAY_SIZE(lineout2_se_routes));
1194 
1195         return 0;
1196 }
1197 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1198 
1199 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
1200                                   int lineout1_diff, int lineout2_diff,
1201                                   int lineout1fb, int lineout2fb,
1202                                   int jd_scthr, int jd_thr,
1203                                   int micbias1_delay, int micbias2_delay,
1204                                   int micbias1_lvl, int micbias2_lvl)
1205 {
1206         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1207 
1208         hubs->lineout1_se = !lineout1_diff;
1209         hubs->lineout2_se = !lineout2_diff;
1210         hubs->micb1_delay = micbias1_delay;
1211         hubs->micb2_delay = micbias2_delay;
1212 
1213         if (!lineout1_diff)
1214                 snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
1215                                     WM8993_LINEOUT1_MODE,
1216                                     WM8993_LINEOUT1_MODE);
1217         if (!lineout2_diff)
1218                 snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
1219                                     WM8993_LINEOUT2_MODE,
1220                                     WM8993_LINEOUT2_MODE);
1221 
1222         if (!lineout1_diff && !lineout2_diff)
1223                 snd_soc_update_bits(codec, WM8993_ANTIPOP1,
1224                                     WM8993_LINEOUT_VMID_BUF_ENA,
1225                                     WM8993_LINEOUT_VMID_BUF_ENA);
1226 
1227         if (lineout1fb)
1228                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1229                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1230 
1231         if (lineout2fb)
1232                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
1233                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1234 
1235         snd_soc_update_bits(codec, WM8993_MICBIAS,
1236                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1237                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1238                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
1239                             jd_thr << WM8993_JD_THR_SHIFT |
1240                             micbias1_lvl |
1241                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1242 
1243         return 0;
1244 }
1245 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1246 
1247 void wm_hubs_vmid_ena(struct snd_soc_codec *codec)
1248 {
1249         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1250         int val = 0;
1251 
1252         if (hubs->lineout1_se)
1253                 val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1254 
1255         if (hubs->lineout2_se)
1256                 val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1257 
1258         /* Enable the line outputs while we power up */
1259         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3, val, val);
1260 }
1261 EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1262 
1263 void wm_hubs_set_bias_level(struct snd_soc_codec *codec,
1264                             enum snd_soc_bias_level level)
1265 {
1266         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
1267         int mask, val;
1268 
1269         switch (level) {
1270         case SND_SOC_BIAS_STANDBY:
1271                 /* Clamp the inputs to VMID while we ramp to charge caps */
1272                 snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1273                                     WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1274                 break;
1275 
1276         case SND_SOC_BIAS_ON:
1277                 /* Turn off any unneded single ended outputs */
1278                 val = 0;
1279                 mask = 0;
1280 
1281                 if (hubs->lineout1_se)
1282                         mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1283 
1284                 if (hubs->lineout2_se)
1285                         mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1286 
1287                 if (hubs->lineout1_se && hubs->lineout1n_ena)
1288                         val |= WM8993_LINEOUT1N_ENA;
1289 
1290                 if (hubs->lineout1_se && hubs->lineout1p_ena)
1291                         val |= WM8993_LINEOUT1P_ENA;
1292 
1293                 if (hubs->lineout2_se && hubs->lineout2n_ena)
1294                         val |= WM8993_LINEOUT2N_ENA;
1295 
1296                 if (hubs->lineout2_se && hubs->lineout2p_ena)
1297                         val |= WM8993_LINEOUT2P_ENA;
1298 
1299                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_3,
1300                                     mask, val);
1301 
1302                 /* Remove the input clamps */
1303                 snd_soc_update_bits(codec, WM8993_INPUTS_CLAMP_REG,
1304                                     WM8993_INPUTS_CLAMP, 0);
1305                 break;
1306 
1307         default:
1308                 break;
1309         }
1310 }
1311 EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1312 
1313 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1314 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1315 MODULE_LICENSE("GPL");
1316 

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