1  // SPDX-License-Identifier: GPL-2.0-only
2  /*
3   * wm_hubs.c  --  WM8993/4 common code
4   *
5   * Copyright 2009-12 Wolfson Microelectronics plc
6   *
7   * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
8   */
9  
10  #include <linux/module.h>
11  #include <linux/moduleparam.h>
12  #include <linux/init.h>
13  #include <linux/delay.h>
14  #include <linux/pm.h>
15  #include <linux/i2c.h>
16  #include <linux/mfd/wm8994/registers.h>
17  #include <sound/core.h>
18  #include <sound/pcm.h>
19  #include <sound/pcm_params.h>
20  #include <sound/soc.h>
21  #include <sound/initval.h>
22  #include <sound/tlv.h>
23  
24  #include "wm8993.h"
25  #include "wm_hubs.h"
26  
27  const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
28  EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
29  
30  static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
31  static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
32  static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
33  static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
34  static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
35  static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
36  static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
37  static const DECLARE_TLV_DB_RANGE(spkboost_tlv,
38  	0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
39  	7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0)
40  );
41  static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
42  
43  static const char *speaker_ref_text[] = {
44  	"SPKVDD/2",
45  	"VMID",
46  };
47  
48  static SOC_ENUM_SINGLE_DECL(speaker_ref,
49  			    WM8993_SPEAKER_MIXER, 8, speaker_ref_text);
50  
51  static const char *speaker_mode_text[] = {
52  	"Class D",
53  	"Class AB",
54  };
55  
56  static SOC_ENUM_SINGLE_DECL(speaker_mode,
57  			    WM8993_SPKMIXR_ATTENUATION, 8, speaker_mode_text);
58  
wait_for_dc_servo(struct snd_soc_component * component,unsigned int op)59  static void wait_for_dc_servo(struct snd_soc_component *component, unsigned int op)
60  {
61  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
62  	unsigned int reg;
63  	int count = 0;
64  	int timeout;
65  	unsigned int val;
66  
67  	val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
68  
69  	/* Trigger the command */
70  	snd_soc_component_write(component, WM8993_DC_SERVO_0, val);
71  
72  	dev_dbg(component->dev, "Waiting for DC servo...\n");
73  
74  	if (hubs->dcs_done_irq)
75  		timeout = 4;
76  	else
77  		timeout = 400;
78  
79  	do {
80  		count++;
81  
82  		if (hubs->dcs_done_irq)
83  			wait_for_completion_timeout(&hubs->dcs_done,
84  						    msecs_to_jiffies(250));
85  		else
86  			msleep(1);
87  
88  		reg = snd_soc_component_read(component, WM8993_DC_SERVO_0);
89  		dev_dbg(component->dev, "DC servo: %x\n", reg);
90  	} while (reg & op && count < timeout);
91  
92  	if (reg & op)
93  		dev_err(component->dev, "Timed out waiting for DC Servo %x\n",
94  			op);
95  }
96  
wm_hubs_dcs_done(int irq,void * data)97  irqreturn_t wm_hubs_dcs_done(int irq, void *data)
98  {
99  	struct wm_hubs_data *hubs = data;
100  
101  	complete(&hubs->dcs_done);
102  
103  	return IRQ_HANDLED;
104  }
105  EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
106  
wm_hubs_dac_hp_direct(struct snd_soc_component * component)107  static bool wm_hubs_dac_hp_direct(struct snd_soc_component *component)
108  {
109  	int reg;
110  
111  	/* If we're going via the mixer we'll need to do additional checks */
112  	reg = snd_soc_component_read(component, WM8993_OUTPUT_MIXER1);
113  	if (!(reg & WM8993_DACL_TO_HPOUT1L)) {
114  		if (reg & ~WM8993_DACL_TO_MIXOUTL) {
115  			dev_vdbg(component->dev, "Analogue paths connected: %x\n",
116  				 reg & ~WM8993_DACL_TO_HPOUT1L);
117  			return false;
118  		} else {
119  			dev_vdbg(component->dev, "HPL connected to mixer\n");
120  		}
121  	} else {
122  		dev_vdbg(component->dev, "HPL connected to DAC\n");
123  	}
124  
125  	reg = snd_soc_component_read(component, WM8993_OUTPUT_MIXER2);
126  	if (!(reg & WM8993_DACR_TO_HPOUT1R)) {
127  		if (reg & ~WM8993_DACR_TO_MIXOUTR) {
128  			dev_vdbg(component->dev, "Analogue paths connected: %x\n",
129  				 reg & ~WM8993_DACR_TO_HPOUT1R);
130  			return false;
131  		} else {
132  			dev_vdbg(component->dev, "HPR connected to mixer\n");
133  		}
134  	} else {
135  		dev_vdbg(component->dev, "HPR connected to DAC\n");
136  	}
137  
138  	return true;
139  }
140  
141  struct wm_hubs_dcs_cache {
142  	struct list_head list;
143  	unsigned int left;
144  	unsigned int right;
145  	u16 dcs_cfg;
146  };
147  
wm_hubs_dcs_cache_get(struct snd_soc_component * component,struct wm_hubs_dcs_cache ** entry)148  static bool wm_hubs_dcs_cache_get(struct snd_soc_component *component,
149  				  struct wm_hubs_dcs_cache **entry)
150  {
151  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
152  	struct wm_hubs_dcs_cache *cache;
153  	unsigned int left, right;
154  
155  	left = snd_soc_component_read(component, WM8993_LEFT_OUTPUT_VOLUME);
156  	left &= WM8993_HPOUT1L_VOL_MASK;
157  
158  	right = snd_soc_component_read(component, WM8993_RIGHT_OUTPUT_VOLUME);
159  	right &= WM8993_HPOUT1R_VOL_MASK;
160  
161  	list_for_each_entry(cache, &hubs->dcs_cache, list) {
162  		if (cache->left != left || cache->right != right)
163  			continue;
164  
165  		*entry = cache;
166  		return true;
167  	}
168  
169  	return false;
170  }
171  
wm_hubs_dcs_cache_set(struct snd_soc_component * component,u16 dcs_cfg)172  static void wm_hubs_dcs_cache_set(struct snd_soc_component *component, u16 dcs_cfg)
173  {
174  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
175  	struct wm_hubs_dcs_cache *cache;
176  
177  	if (hubs->no_cache_dac_hp_direct)
178  		return;
179  
180  	cache = devm_kzalloc(component->dev, sizeof(*cache), GFP_KERNEL);
181  	if (!cache)
182  		return;
183  
184  	cache->left = snd_soc_component_read(component, WM8993_LEFT_OUTPUT_VOLUME);
185  	cache->left &= WM8993_HPOUT1L_VOL_MASK;
186  
187  	cache->right = snd_soc_component_read(component, WM8993_RIGHT_OUTPUT_VOLUME);
188  	cache->right &= WM8993_HPOUT1R_VOL_MASK;
189  
190  	cache->dcs_cfg = dcs_cfg;
191  
192  	list_add_tail(&cache->list, &hubs->dcs_cache);
193  }
194  
wm_hubs_read_dc_servo(struct snd_soc_component * component,u16 * reg_l,u16 * reg_r)195  static int wm_hubs_read_dc_servo(struct snd_soc_component *component,
196  				  u16 *reg_l, u16 *reg_r)
197  {
198  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
199  	u16 dcs_reg, reg;
200  	int ret = 0;
201  
202  	switch (hubs->dcs_readback_mode) {
203  	case 2:
204  		dcs_reg = WM8994_DC_SERVO_4E;
205  		break;
206  	case 1:
207  		dcs_reg = WM8994_DC_SERVO_READBACK;
208  		break;
209  	default:
210  		dcs_reg = WM8993_DC_SERVO_3;
211  		break;
212  	}
213  
214  	/* Different chips in the family support different readback
215  	 * methods.
216  	 */
217  	switch (hubs->dcs_readback_mode) {
218  	case 0:
219  		*reg_l = snd_soc_component_read(component, WM8993_DC_SERVO_READBACK_1)
220  			& WM8993_DCS_INTEG_CHAN_0_MASK;
221  		*reg_r = snd_soc_component_read(component, WM8993_DC_SERVO_READBACK_2)
222  			& WM8993_DCS_INTEG_CHAN_1_MASK;
223  		break;
224  	case 2:
225  	case 1:
226  		reg = snd_soc_component_read(component, dcs_reg);
227  		*reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
228  			>> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
229  		*reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
230  		break;
231  	default:
232  		WARN(1, "Unknown DCS readback method\n");
233  		ret = -1;
234  	}
235  	return ret;
236  }
237  
238  /*
239   * Startup calibration of the DC servo
240   */
enable_dc_servo(struct snd_soc_component * component)241  static void enable_dc_servo(struct snd_soc_component *component)
242  {
243  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
244  	struct wm_hubs_dcs_cache *cache;
245  	s8 offset;
246  	u16 reg_l, reg_r, dcs_cfg, dcs_reg;
247  
248  	switch (hubs->dcs_readback_mode) {
249  	case 2:
250  		dcs_reg = WM8994_DC_SERVO_4E;
251  		break;
252  	default:
253  		dcs_reg = WM8993_DC_SERVO_3;
254  		break;
255  	}
256  
257  	/* If we're using a digital only path and have a previously
258  	 * callibrated DC servo offset stored then use that. */
259  	if (wm_hubs_dac_hp_direct(component) &&
260  	    wm_hubs_dcs_cache_get(component, &cache)) {
261  		dev_dbg(component->dev, "Using cached DCS offset %x for %d,%d\n",
262  			cache->dcs_cfg, cache->left, cache->right);
263  		snd_soc_component_write(component, dcs_reg, cache->dcs_cfg);
264  		wait_for_dc_servo(component,
265  				  WM8993_DCS_TRIG_DAC_WR_0 |
266  				  WM8993_DCS_TRIG_DAC_WR_1);
267  		return;
268  	}
269  
270  	if (hubs->series_startup) {
271  		/* Set for 32 series updates */
272  		snd_soc_component_update_bits(component, WM8993_DC_SERVO_1,
273  				    WM8993_DCS_SERIES_NO_01_MASK,
274  				    32 << WM8993_DCS_SERIES_NO_01_SHIFT);
275  		wait_for_dc_servo(component,
276  				  WM8993_DCS_TRIG_SERIES_0 |
277  				  WM8993_DCS_TRIG_SERIES_1);
278  	} else {
279  		wait_for_dc_servo(component,
280  				  WM8993_DCS_TRIG_STARTUP_0 |
281  				  WM8993_DCS_TRIG_STARTUP_1);
282  	}
283  
284  	if (wm_hubs_read_dc_servo(component, &reg_l, &reg_r) < 0)
285  		return;
286  
287  	dev_dbg(component->dev, "DCS input: %x %x\n", reg_l, reg_r);
288  
289  	/* Apply correction to DC servo result */
290  	if (hubs->dcs_codes_l || hubs->dcs_codes_r) {
291  		dev_dbg(component->dev,
292  			"Applying %d/%d code DC servo correction\n",
293  			hubs->dcs_codes_l, hubs->dcs_codes_r);
294  
295  		/* HPOUT1R */
296  		offset = (s8)reg_r;
297  		dev_dbg(component->dev, "DCS right %d->%d\n", offset,
298  			offset + hubs->dcs_codes_r);
299  		offset += hubs->dcs_codes_r;
300  		dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
301  
302  		/* HPOUT1L */
303  		offset = (s8)reg_l;
304  		dev_dbg(component->dev, "DCS left %d->%d\n", offset,
305  			offset + hubs->dcs_codes_l);
306  		offset += hubs->dcs_codes_l;
307  		dcs_cfg |= (u8)offset;
308  
309  		dev_dbg(component->dev, "DCS result: %x\n", dcs_cfg);
310  
311  		/* Do it */
312  		snd_soc_component_write(component, dcs_reg, dcs_cfg);
313  		wait_for_dc_servo(component,
314  				  WM8993_DCS_TRIG_DAC_WR_0 |
315  				  WM8993_DCS_TRIG_DAC_WR_1);
316  	} else {
317  		dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
318  		dcs_cfg |= reg_l;
319  	}
320  
321  	/* Save the callibrated offset if we're in class W mode and
322  	 * therefore don't have any analogue signal mixed in. */
323  	if (wm_hubs_dac_hp_direct(component))
324  		wm_hubs_dcs_cache_set(component, dcs_cfg);
325  }
326  
327  /*
328   * Update the DC servo calibration on gain changes
329   */
wm8993_put_dc_servo(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)330  static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
331  			       struct snd_ctl_elem_value *ucontrol)
332  {
333  	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
334  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
335  	int ret;
336  
337  	ret = snd_soc_put_volsw(kcontrol, ucontrol);
338  
339  	/* If we're applying an offset correction then updating the
340  	 * callibration would be likely to introduce further offsets. */
341  	if (hubs->dcs_codes_l || hubs->dcs_codes_r || hubs->no_series_update)
342  		return ret;
343  
344  	/* Only need to do this if the outputs are active */
345  	if (snd_soc_component_read(component, WM8993_POWER_MANAGEMENT_1)
346  	    & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
347  		snd_soc_component_update_bits(component,
348  				    WM8993_DC_SERVO_0,
349  				    WM8993_DCS_TRIG_SINGLE_0 |
350  				    WM8993_DCS_TRIG_SINGLE_1,
351  				    WM8993_DCS_TRIG_SINGLE_0 |
352  				    WM8993_DCS_TRIG_SINGLE_1);
353  
354  	return ret;
355  }
356  
357  static const struct snd_kcontrol_new analogue_snd_controls[] = {
358  SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
359  	       inpga_tlv),
360  SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
361  SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
362  
363  SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
364  	       inpga_tlv),
365  SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
366  SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
367  
368  
369  SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
370  	       inpga_tlv),
371  SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
372  SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
373  
374  SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
375  	       inpga_tlv),
376  SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
377  SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
378  
379  SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
380  	       inmix_sw_tlv),
381  SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
382  	       inmix_sw_tlv),
383  SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
384  	       inmix_tlv),
385  SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
386  SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
387  	       inmix_tlv),
388  
389  SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
390  	       inmix_sw_tlv),
391  SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
392  	       inmix_sw_tlv),
393  SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
394  	       inmix_tlv),
395  SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
396  SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
397  	       inmix_tlv),
398  
399  SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
400  	       outmix_tlv),
401  SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
402  	       outmix_tlv),
403  SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
404  	       outmix_tlv),
405  SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
406  	       outmix_tlv),
407  SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
408  	       outmix_tlv),
409  SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
410  	       WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
411  SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
412  	       WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
413  SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
414  	       outmix_tlv),
415  
416  SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
417  	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
418  SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
419  	       WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
420  SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
421  	       WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
422  SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
423  	       WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
424  SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
425  	       WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
426  SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
427  	       WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
428  SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
429  	       WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
430  SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
431  	       WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
432  
433  SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
434  		 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
435  SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
436  	     WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
437  SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
438  	     WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
439  
440  SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
441  SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
442  
443  SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
444  	       5, 1, 1, wm_hubs_spkmix_tlv),
445  SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
446  	       4, 1, 1, wm_hubs_spkmix_tlv),
447  SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
448  	       3, 1, 1, wm_hubs_spkmix_tlv),
449  
450  SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
451  	       5, 1, 1, wm_hubs_spkmix_tlv),
452  SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
453  	       4, 1, 1, wm_hubs_spkmix_tlv),
454  SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
455  	       3, 1, 1, wm_hubs_spkmix_tlv),
456  
457  SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
458  		 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
459  		 0, 3, 1, spkmixout_tlv),
460  SOC_DOUBLE_R_TLV("Speaker Volume",
461  		 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
462  		 0, 63, 0, outpga_tlv),
463  SOC_DOUBLE_R("Speaker Switch",
464  	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
465  	     6, 1, 0),
466  SOC_DOUBLE_R("Speaker ZC Switch",
467  	     WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
468  	     7, 1, 0),
469  SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
470  	       spkboost_tlv),
471  SOC_ENUM("Speaker Reference", speaker_ref),
472  SOC_ENUM("Speaker Mode", speaker_mode),
473  
474  SOC_DOUBLE_R_EXT_TLV("Headphone Volume",
475  		     WM8993_LEFT_OUTPUT_VOLUME, WM8993_RIGHT_OUTPUT_VOLUME,
476  		     0, 63, 0, snd_soc_get_volsw, wm8993_put_dc_servo,
477  		     outpga_tlv),
478  
479  SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
480  	     WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
481  SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
482  	     WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
483  
484  SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
485  SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
486  SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
487  	       line_tlv),
488  
489  SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
490  SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
491  SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
492  	       line_tlv),
493  };
494  
hp_supply_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)495  static int hp_supply_event(struct snd_soc_dapm_widget *w,
496  			   struct snd_kcontrol *kcontrol, int event)
497  {
498  	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
499  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
500  
501  	switch (event) {
502  	case SND_SOC_DAPM_PRE_PMU:
503  		switch (hubs->hp_startup_mode) {
504  		case 0:
505  			break;
506  		case 1:
507  			/* Enable the headphone amp */
508  			snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
509  					    WM8993_HPOUT1L_ENA |
510  					    WM8993_HPOUT1R_ENA,
511  					    WM8993_HPOUT1L_ENA |
512  					    WM8993_HPOUT1R_ENA);
513  
514  			/* Enable the second stage */
515  			snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
516  					    WM8993_HPOUT1L_DLY |
517  					    WM8993_HPOUT1R_DLY,
518  					    WM8993_HPOUT1L_DLY |
519  					    WM8993_HPOUT1R_DLY);
520  			break;
521  		default:
522  			dev_err(component->dev, "Unknown HP startup mode %d\n",
523  				hubs->hp_startup_mode);
524  			break;
525  		}
526  		break;
527  
528  	case SND_SOC_DAPM_PRE_PMD:
529  		snd_soc_component_update_bits(component, WM8993_CHARGE_PUMP_1,
530  				    WM8993_CP_ENA, 0);
531  		break;
532  	}
533  
534  	return 0;
535  }
536  
hp_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)537  static int hp_event(struct snd_soc_dapm_widget *w,
538  		    struct snd_kcontrol *kcontrol, int event)
539  {
540  	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
541  	unsigned int reg = snd_soc_component_read(component, WM8993_ANALOGUE_HP_0);
542  
543  	switch (event) {
544  	case SND_SOC_DAPM_POST_PMU:
545  		snd_soc_component_update_bits(component, WM8993_CHARGE_PUMP_1,
546  				    WM8993_CP_ENA, WM8993_CP_ENA);
547  
548  		msleep(5);
549  
550  		snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
551  				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
552  				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
553  
554  		reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
555  		snd_soc_component_write(component, WM8993_ANALOGUE_HP_0, reg);
556  
557  		snd_soc_component_update_bits(component, WM8993_DC_SERVO_1,
558  				    WM8993_DCS_TIMER_PERIOD_01_MASK, 0);
559  
560  		enable_dc_servo(component);
561  
562  		reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
563  			WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
564  		snd_soc_component_write(component, WM8993_ANALOGUE_HP_0, reg);
565  		break;
566  
567  	case SND_SOC_DAPM_PRE_PMD:
568  		snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
569  				    WM8993_HPOUT1L_OUTP |
570  				    WM8993_HPOUT1R_OUTP |
571  				    WM8993_HPOUT1L_RMV_SHORT |
572  				    WM8993_HPOUT1R_RMV_SHORT, 0);
573  
574  		snd_soc_component_update_bits(component, WM8993_ANALOGUE_HP_0,
575  				    WM8993_HPOUT1L_DLY |
576  				    WM8993_HPOUT1R_DLY, 0);
577  
578  		snd_soc_component_write(component, WM8993_DC_SERVO_0, 0);
579  
580  		snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_1,
581  				    WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
582  				    0);
583  		break;
584  	}
585  
586  	return 0;
587  }
588  
earpiece_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * control,int event)589  static int earpiece_event(struct snd_soc_dapm_widget *w,
590  			  struct snd_kcontrol *control, int event)
591  {
592  	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
593  	u16 reg = snd_soc_component_read(component, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
594  
595  	switch (event) {
596  	case SND_SOC_DAPM_PRE_PMU:
597  		reg |= WM8993_HPOUT2_IN_ENA;
598  		snd_soc_component_write(component, WM8993_ANTIPOP1, reg);
599  		udelay(50);
600  		break;
601  
602  	case SND_SOC_DAPM_POST_PMD:
603  		snd_soc_component_write(component, WM8993_ANTIPOP1, reg);
604  		break;
605  
606  	default:
607  		WARN(1, "Invalid event %d\n", event);
608  		break;
609  	}
610  
611  	return 0;
612  }
613  
lineout_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * control,int event)614  static int lineout_event(struct snd_soc_dapm_widget *w,
615  			 struct snd_kcontrol *control, int event)
616  {
617  	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
618  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
619  	bool *flag;
620  
621  	switch (w->shift) {
622  	case WM8993_LINEOUT1N_ENA_SHIFT:
623  		flag = &hubs->lineout1n_ena;
624  		break;
625  	case WM8993_LINEOUT1P_ENA_SHIFT:
626  		flag = &hubs->lineout1p_ena;
627  		break;
628  	case WM8993_LINEOUT2N_ENA_SHIFT:
629  		flag = &hubs->lineout2n_ena;
630  		break;
631  	case WM8993_LINEOUT2P_ENA_SHIFT:
632  		flag = &hubs->lineout2p_ena;
633  		break;
634  	default:
635  		WARN(1, "Unknown line output");
636  		return -EINVAL;
637  	}
638  
639  	*flag = SND_SOC_DAPM_EVENT_ON(event);
640  
641  	return 0;
642  }
643  
micbias_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * kcontrol,int event)644  static int micbias_event(struct snd_soc_dapm_widget *w,
645  			 struct snd_kcontrol *kcontrol, int event)
646  {
647  	struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
648  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
649  
650  	switch (w->shift) {
651  	case WM8993_MICB1_ENA_SHIFT:
652  		if (hubs->micb1_delay)
653  			msleep(hubs->micb1_delay);
654  		break;
655  	case WM8993_MICB2_ENA_SHIFT:
656  		if (hubs->micb2_delay)
657  			msleep(hubs->micb2_delay);
658  		break;
659  	default:
660  		return -EINVAL;
661  	}
662  
663  	return 0;
664  }
665  
wm_hubs_update_class_w(struct snd_soc_component * component)666  void wm_hubs_update_class_w(struct snd_soc_component *component)
667  {
668  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
669  	int enable = WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ;
670  
671  	if (!wm_hubs_dac_hp_direct(component))
672  		enable = false;
673  
674  	if (hubs->check_class_w_digital && !hubs->check_class_w_digital(component))
675  		enable = false;
676  
677  	dev_vdbg(component->dev, "Class W %s\n", enable ? "enabled" : "disabled");
678  
679  	snd_soc_component_update_bits(component, WM8993_CLASS_W_0,
680  			    WM8993_CP_DYN_V | WM8993_CP_DYN_FREQ, enable);
681  
682  	snd_soc_component_write(component, WM8993_LEFT_OUTPUT_VOLUME,
683  		      snd_soc_component_read(component, WM8993_LEFT_OUTPUT_VOLUME));
684  	snd_soc_component_write(component, WM8993_RIGHT_OUTPUT_VOLUME,
685  		      snd_soc_component_read(component, WM8993_RIGHT_OUTPUT_VOLUME));
686  }
687  EXPORT_SYMBOL_GPL(wm_hubs_update_class_w);
688  
689  #define WM_HUBS_SINGLE_W(xname, reg, shift, max, invert) \
690  	SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
691  		snd_soc_dapm_get_volsw, class_w_put_volsw)
692  
class_w_put_volsw(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)693  static int class_w_put_volsw(struct snd_kcontrol *kcontrol,
694  			      struct snd_ctl_elem_value *ucontrol)
695  {
696  	struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
697  	int ret;
698  
699  	ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
700  
701  	wm_hubs_update_class_w(component);
702  
703  	return ret;
704  }
705  
706  #define WM_HUBS_ENUM_W(xname, xenum) \
707  {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
708  	.info = snd_soc_info_enum_double, \
709  	.get = snd_soc_dapm_get_enum_double, \
710  	.put = class_w_put_double, \
711  	.private_value = (unsigned long)&xenum }
712  
class_w_put_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)713  static int class_w_put_double(struct snd_kcontrol *kcontrol,
714  			      struct snd_ctl_elem_value *ucontrol)
715  {
716  	struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol);
717  	int ret;
718  
719  	ret = snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
720  
721  	wm_hubs_update_class_w(component);
722  
723  	return ret;
724  }
725  
726  static const char *hp_mux_text[] = {
727  	"Mixer",
728  	"DAC",
729  };
730  
731  static SOC_ENUM_SINGLE_DECL(hpl_enum,
732  			    WM8993_OUTPUT_MIXER1, 8, hp_mux_text);
733  
734  const struct snd_kcontrol_new wm_hubs_hpl_mux =
735  	WM_HUBS_ENUM_W("Left Headphone Mux", hpl_enum);
736  EXPORT_SYMBOL_GPL(wm_hubs_hpl_mux);
737  
738  static SOC_ENUM_SINGLE_DECL(hpr_enum,
739  			    WM8993_OUTPUT_MIXER2, 8, hp_mux_text);
740  
741  const struct snd_kcontrol_new wm_hubs_hpr_mux =
742  	WM_HUBS_ENUM_W("Right Headphone Mux", hpr_enum);
743  EXPORT_SYMBOL_GPL(wm_hubs_hpr_mux);
744  
745  static const struct snd_kcontrol_new in1l_pga[] = {
746  SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
747  SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
748  };
749  
750  static const struct snd_kcontrol_new in1r_pga[] = {
751  SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
752  SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
753  };
754  
755  static const struct snd_kcontrol_new in2l_pga[] = {
756  SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
757  SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
758  };
759  
760  static const struct snd_kcontrol_new in2r_pga[] = {
761  SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
762  SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
763  };
764  
765  static const struct snd_kcontrol_new mixinl[] = {
766  SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
767  SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
768  };
769  
770  static const struct snd_kcontrol_new mixinr[] = {
771  SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
772  SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
773  };
774  
775  static const struct snd_kcontrol_new left_output_mixer[] = {
776  WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
777  WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
778  WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
779  WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
780  WM_HUBS_SINGLE_W("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
781  WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
782  WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
783  WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
784  };
785  
786  static const struct snd_kcontrol_new right_output_mixer[] = {
787  WM_HUBS_SINGLE_W("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
788  WM_HUBS_SINGLE_W("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
789  WM_HUBS_SINGLE_W("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
790  WM_HUBS_SINGLE_W("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
791  WM_HUBS_SINGLE_W("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
792  WM_HUBS_SINGLE_W("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
793  WM_HUBS_SINGLE_W("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
794  WM_HUBS_SINGLE_W("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
795  };
796  
797  static const struct snd_kcontrol_new earpiece_mixer[] = {
798  SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
799  SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
800  SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
801  };
802  
803  static const struct snd_kcontrol_new left_speaker_boost[] = {
804  SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
805  SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
806  SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
807  };
808  
809  static const struct snd_kcontrol_new right_speaker_boost[] = {
810  SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
811  SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
812  SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
813  };
814  
815  static const struct snd_kcontrol_new line1_mix[] = {
816  SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
817  SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
818  SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
819  };
820  
821  static const struct snd_kcontrol_new line1n_mix[] = {
822  SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
823  SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
824  };
825  
826  static const struct snd_kcontrol_new line1p_mix[] = {
827  SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
828  };
829  
830  static const struct snd_kcontrol_new line2_mix[] = {
831  SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER2, 2, 1, 0),
832  SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER2, 1, 1, 0),
833  SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
834  };
835  
836  static const struct snd_kcontrol_new line2n_mix[] = {
837  SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
838  SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
839  };
840  
841  static const struct snd_kcontrol_new line2p_mix[] = {
842  SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
843  };
844  
845  static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
846  SND_SOC_DAPM_INPUT("IN1LN"),
847  SND_SOC_DAPM_INPUT("IN1LP"),
848  SND_SOC_DAPM_INPUT("IN2LN"),
849  SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
850  SND_SOC_DAPM_INPUT("IN1RN"),
851  SND_SOC_DAPM_INPUT("IN1RP"),
852  SND_SOC_DAPM_INPUT("IN2RN"),
853  SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
854  
855  SND_SOC_DAPM_SUPPLY("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0,
856  		    micbias_event, SND_SOC_DAPM_POST_PMU),
857  SND_SOC_DAPM_SUPPLY("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0,
858  		    micbias_event, SND_SOC_DAPM_POST_PMU),
859  
860  SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
861  		   in1l_pga, ARRAY_SIZE(in1l_pga)),
862  SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
863  		   in1r_pga, ARRAY_SIZE(in1r_pga)),
864  
865  SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
866  		   in2l_pga, ARRAY_SIZE(in2l_pga)),
867  SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
868  		   in2r_pga, ARRAY_SIZE(in2r_pga)),
869  
870  SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
871  		   mixinl, ARRAY_SIZE(mixinl)),
872  SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
873  		   mixinr, ARRAY_SIZE(mixinr)),
874  
875  SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
876  		   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
877  SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
878  		   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
879  
880  SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
881  SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
882  
883  SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
884  		    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
885  SND_SOC_DAPM_OUT_DRV_E("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
886  		       hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
887  
888  SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
889  		   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
890  SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
891  		   NULL, 0, earpiece_event,
892  		   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
893  
894  SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
895  		   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
896  SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
897  		   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
898  
899  SND_SOC_DAPM_SUPPLY("TSHUT", WM8993_POWER_MANAGEMENT_2, 14, 0, NULL, 0),
900  SND_SOC_DAPM_OUT_DRV("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
901  		     NULL, 0),
902  SND_SOC_DAPM_OUT_DRV("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
903  		     NULL, 0),
904  
905  SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
906  		   line1_mix, ARRAY_SIZE(line1_mix)),
907  SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
908  		   line2_mix, ARRAY_SIZE(line2_mix)),
909  
910  SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
911  		   line1n_mix, ARRAY_SIZE(line1n_mix)),
912  SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
913  		   line1p_mix, ARRAY_SIZE(line1p_mix)),
914  SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
915  		   line2n_mix, ARRAY_SIZE(line2n_mix)),
916  SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
917  		   line2p_mix, ARRAY_SIZE(line2p_mix)),
918  
919  SND_SOC_DAPM_OUT_DRV_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
920  		       NULL, 0, lineout_event,
921  		     SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
922  SND_SOC_DAPM_OUT_DRV_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
923  		       NULL, 0, lineout_event,
924  		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
925  SND_SOC_DAPM_OUT_DRV_E("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
926  		       NULL, 0, lineout_event,
927  		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
928  SND_SOC_DAPM_OUT_DRV_E("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
929  		       NULL, 0, lineout_event,
930  		       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
931  
932  SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
933  SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
934  SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
935  SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
936  SND_SOC_DAPM_OUTPUT("HPOUT1L"),
937  SND_SOC_DAPM_OUTPUT("HPOUT1R"),
938  SND_SOC_DAPM_OUTPUT("HPOUT2P"),
939  SND_SOC_DAPM_OUTPUT("HPOUT2N"),
940  SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
941  SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
942  SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
943  SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
944  };
945  
946  static const struct snd_soc_dapm_route analogue_routes[] = {
947  	{ "MICBIAS1", NULL, "CLK_SYS" },
948  	{ "MICBIAS2", NULL, "CLK_SYS" },
949  
950  	{ "IN1L PGA", "IN1LP Switch", "IN1LP" },
951  	{ "IN1L PGA", "IN1LN Switch", "IN1LN" },
952  
953  	{ "IN1L PGA", NULL, "VMID" },
954  	{ "IN1R PGA", NULL, "VMID" },
955  	{ "IN2L PGA", NULL, "VMID" },
956  	{ "IN2R PGA", NULL, "VMID" },
957  
958  	{ "IN1R PGA", "IN1RP Switch", "IN1RP" },
959  	{ "IN1R PGA", "IN1RN Switch", "IN1RN" },
960  
961  	{ "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
962  	{ "IN2L PGA", "IN2LN Switch", "IN2LN" },
963  
964  	{ "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
965  	{ "IN2R PGA", "IN2RN Switch", "IN2RN" },
966  
967  	{ "Direct Voice", NULL, "IN2LP:VXRN" },
968  	{ "Direct Voice", NULL, "IN2RP:VXRP" },
969  
970  	{ "MIXINL", "IN1L Switch", "IN1L PGA" },
971  	{ "MIXINL", "IN2L Switch", "IN2L PGA" },
972  	{ "MIXINL", NULL, "Direct Voice" },
973  	{ "MIXINL", NULL, "IN1LP" },
974  	{ "MIXINL", NULL, "Left Output Mixer" },
975  	{ "MIXINL", NULL, "VMID" },
976  
977  	{ "MIXINR", "IN1R Switch", "IN1R PGA" },
978  	{ "MIXINR", "IN2R Switch", "IN2R PGA" },
979  	{ "MIXINR", NULL, "Direct Voice" },
980  	{ "MIXINR", NULL, "IN1RP" },
981  	{ "MIXINR", NULL, "Right Output Mixer" },
982  	{ "MIXINR", NULL, "VMID" },
983  
984  	{ "ADCL", NULL, "MIXINL" },
985  	{ "ADCR", NULL, "MIXINR" },
986  
987  	{ "Left Output Mixer", "Left Input Switch", "MIXINL" },
988  	{ "Left Output Mixer", "Right Input Switch", "MIXINR" },
989  	{ "Left Output Mixer", "IN2RN Switch", "IN2RN" },
990  	{ "Left Output Mixer", "IN2LN Switch", "IN2LN" },
991  	{ "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
992  	{ "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
993  	{ "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
994  
995  	{ "Right Output Mixer", "Left Input Switch", "MIXINL" },
996  	{ "Right Output Mixer", "Right Input Switch", "MIXINR" },
997  	{ "Right Output Mixer", "IN2LN Switch", "IN2LN" },
998  	{ "Right Output Mixer", "IN2RN Switch", "IN2RN" },
999  	{ "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
1000  	{ "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
1001  	{ "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
1002  
1003  	{ "Left Output PGA", NULL, "Left Output Mixer" },
1004  	{ "Left Output PGA", NULL, "TOCLK" },
1005  
1006  	{ "Right Output PGA", NULL, "Right Output Mixer" },
1007  	{ "Right Output PGA", NULL, "TOCLK" },
1008  
1009  	{ "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
1010  	{ "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
1011  	{ "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
1012  
1013  	{ "Earpiece Driver", NULL, "VMID" },
1014  	{ "Earpiece Driver", NULL, "Earpiece Mixer" },
1015  	{ "HPOUT2N", NULL, "Earpiece Driver" },
1016  	{ "HPOUT2P", NULL, "Earpiece Driver" },
1017  
1018  	{ "SPKL", "Input Switch", "MIXINL" },
1019  	{ "SPKL", "IN1LP Switch", "IN1LP" },
1020  	{ "SPKL", "Output Switch", "Left Output PGA" },
1021  	{ "SPKL", NULL, "TOCLK" },
1022  
1023  	{ "SPKR", "Input Switch", "MIXINR" },
1024  	{ "SPKR", "IN1RP Switch", "IN1RP" },
1025  	{ "SPKR", "Output Switch", "Right Output PGA" },
1026  	{ "SPKR", NULL, "TOCLK" },
1027  
1028  	{ "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
1029  	{ "SPKL Boost", "SPKL Switch", "SPKL" },
1030  	{ "SPKL Boost", "SPKR Switch", "SPKR" },
1031  
1032  	{ "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
1033  	{ "SPKR Boost", "SPKR Switch", "SPKR" },
1034  	{ "SPKR Boost", "SPKL Switch", "SPKL" },
1035  
1036  	{ "SPKL Driver", NULL, "VMID" },
1037  	{ "SPKL Driver", NULL, "SPKL Boost" },
1038  	{ "SPKL Driver", NULL, "CLK_SYS" },
1039  	{ "SPKL Driver", NULL, "TSHUT" },
1040  
1041  	{ "SPKR Driver", NULL, "VMID" },
1042  	{ "SPKR Driver", NULL, "SPKR Boost" },
1043  	{ "SPKR Driver", NULL, "CLK_SYS" },
1044  	{ "SPKR Driver", NULL, "TSHUT" },
1045  
1046  	{ "SPKOUTLP", NULL, "SPKL Driver" },
1047  	{ "SPKOUTLN", NULL, "SPKL Driver" },
1048  	{ "SPKOUTRP", NULL, "SPKR Driver" },
1049  	{ "SPKOUTRN", NULL, "SPKR Driver" },
1050  
1051  	{ "Left Headphone Mux", "Mixer", "Left Output PGA" },
1052  	{ "Right Headphone Mux", "Mixer", "Right Output PGA" },
1053  
1054  	{ "Headphone PGA", NULL, "Left Headphone Mux" },
1055  	{ "Headphone PGA", NULL, "Right Headphone Mux" },
1056  	{ "Headphone PGA", NULL, "VMID" },
1057  	{ "Headphone PGA", NULL, "CLK_SYS" },
1058  	{ "Headphone PGA", NULL, "Headphone Supply" },
1059  
1060  	{ "HPOUT1L", NULL, "Headphone PGA" },
1061  	{ "HPOUT1R", NULL, "Headphone PGA" },
1062  
1063  	{ "LINEOUT1N Driver", NULL, "VMID" },
1064  	{ "LINEOUT1P Driver", NULL, "VMID" },
1065  	{ "LINEOUT2N Driver", NULL, "VMID" },
1066  	{ "LINEOUT2P Driver", NULL, "VMID" },
1067  
1068  	{ "LINEOUT1N", NULL, "LINEOUT1N Driver" },
1069  	{ "LINEOUT1P", NULL, "LINEOUT1P Driver" },
1070  	{ "LINEOUT2N", NULL, "LINEOUT2N Driver" },
1071  	{ "LINEOUT2P", NULL, "LINEOUT2P Driver" },
1072  };
1073  
1074  static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
1075  	{ "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
1076  	{ "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
1077  	{ "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
1078  
1079  	{ "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
1080  	{ "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
1081  };
1082  
1083  static const struct snd_soc_dapm_route lineout1_se_routes[] = {
1084  	{ "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
1085  	{ "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
1086  
1087  	{ "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
1088  
1089  	{ "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
1090  	{ "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
1091  };
1092  
1093  static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
1094  	{ "LINEOUT2 Mixer", "IN1L Switch", "IN1L PGA" },
1095  	{ "LINEOUT2 Mixer", "IN1R Switch", "IN1R PGA" },
1096  	{ "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
1097  
1098  	{ "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
1099  	{ "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
1100  };
1101  
1102  static const struct snd_soc_dapm_route lineout2_se_routes[] = {
1103  	{ "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
1104  	{ "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
1105  
1106  	{ "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
1107  
1108  	{ "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
1109  	{ "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
1110  };
1111  
wm_hubs_add_analogue_controls(struct snd_soc_component * component)1112  int wm_hubs_add_analogue_controls(struct snd_soc_component *component)
1113  {
1114  	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1115  
1116  	/* Latch volume update bits & default ZC on */
1117  	snd_soc_component_update_bits(component, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
1118  			    WM8993_IN1_VU, WM8993_IN1_VU);
1119  	snd_soc_component_update_bits(component, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
1120  			    WM8993_IN1_VU, WM8993_IN1_VU);
1121  	snd_soc_component_update_bits(component, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
1122  			    WM8993_IN2_VU, WM8993_IN2_VU);
1123  	snd_soc_component_update_bits(component, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
1124  			    WM8993_IN2_VU, WM8993_IN2_VU);
1125  
1126  	snd_soc_component_update_bits(component, WM8993_SPEAKER_VOLUME_LEFT,
1127  			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1128  	snd_soc_component_update_bits(component, WM8993_SPEAKER_VOLUME_RIGHT,
1129  			    WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
1130  
1131  	snd_soc_component_update_bits(component, WM8993_LEFT_OUTPUT_VOLUME,
1132  			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
1133  			    WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
1134  	snd_soc_component_update_bits(component, WM8993_RIGHT_OUTPUT_VOLUME,
1135  			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
1136  			    WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
1137  
1138  	snd_soc_component_update_bits(component, WM8993_LEFT_OPGA_VOLUME,
1139  			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
1140  			    WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
1141  	snd_soc_component_update_bits(component, WM8993_RIGHT_OPGA_VOLUME,
1142  			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
1143  			    WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
1144  
1145  	snd_soc_add_component_controls(component, analogue_snd_controls,
1146  			     ARRAY_SIZE(analogue_snd_controls));
1147  
1148  	snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
1149  				  ARRAY_SIZE(analogue_dapm_widgets));
1150  	return 0;
1151  }
1152  EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
1153  
wm_hubs_add_analogue_routes(struct snd_soc_component * component,int lineout1_diff,int lineout2_diff)1154  int wm_hubs_add_analogue_routes(struct snd_soc_component *component,
1155  				int lineout1_diff, int lineout2_diff)
1156  {
1157  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1158  	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1159  
1160  	hubs->component = component;
1161  
1162  	INIT_LIST_HEAD(&hubs->dcs_cache);
1163  	init_completion(&hubs->dcs_done);
1164  
1165  	snd_soc_dapm_add_routes(dapm, analogue_routes,
1166  				ARRAY_SIZE(analogue_routes));
1167  
1168  	if (lineout1_diff)
1169  		snd_soc_dapm_add_routes(dapm,
1170  					lineout1_diff_routes,
1171  					ARRAY_SIZE(lineout1_diff_routes));
1172  	else
1173  		snd_soc_dapm_add_routes(dapm,
1174  					lineout1_se_routes,
1175  					ARRAY_SIZE(lineout1_se_routes));
1176  
1177  	if (lineout2_diff)
1178  		snd_soc_dapm_add_routes(dapm,
1179  					lineout2_diff_routes,
1180  					ARRAY_SIZE(lineout2_diff_routes));
1181  	else
1182  		snd_soc_dapm_add_routes(dapm,
1183  					lineout2_se_routes,
1184  					ARRAY_SIZE(lineout2_se_routes));
1185  
1186  	return 0;
1187  }
1188  EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
1189  
wm_hubs_handle_analogue_pdata(struct snd_soc_component * component,int lineout1_diff,int lineout2_diff,int lineout1fb,int lineout2fb,int jd_scthr,int jd_thr,int micbias1_delay,int micbias2_delay,int micbias1_lvl,int micbias2_lvl)1190  int wm_hubs_handle_analogue_pdata(struct snd_soc_component *component,
1191  				  int lineout1_diff, int lineout2_diff,
1192  				  int lineout1fb, int lineout2fb,
1193  				  int jd_scthr, int jd_thr,
1194  				  int micbias1_delay, int micbias2_delay,
1195  				  int micbias1_lvl, int micbias2_lvl)
1196  {
1197  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1198  
1199  	hubs->lineout1_se = !lineout1_diff;
1200  	hubs->lineout2_se = !lineout2_diff;
1201  	hubs->micb1_delay = micbias1_delay;
1202  	hubs->micb2_delay = micbias2_delay;
1203  
1204  	if (!lineout1_diff)
1205  		snd_soc_component_update_bits(component, WM8993_LINE_MIXER1,
1206  				    WM8993_LINEOUT1_MODE,
1207  				    WM8993_LINEOUT1_MODE);
1208  	if (!lineout2_diff)
1209  		snd_soc_component_update_bits(component, WM8993_LINE_MIXER2,
1210  				    WM8993_LINEOUT2_MODE,
1211  				    WM8993_LINEOUT2_MODE);
1212  
1213  	if (!lineout1_diff && !lineout2_diff)
1214  		snd_soc_component_update_bits(component, WM8993_ANTIPOP1,
1215  				    WM8993_LINEOUT_VMID_BUF_ENA,
1216  				    WM8993_LINEOUT_VMID_BUF_ENA);
1217  
1218  	if (lineout1fb)
1219  		snd_soc_component_update_bits(component, WM8993_ADDITIONAL_CONTROL,
1220  				    WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
1221  
1222  	if (lineout2fb)
1223  		snd_soc_component_update_bits(component, WM8993_ADDITIONAL_CONTROL,
1224  				    WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
1225  
1226  	if (!hubs->micd_scthr)
1227  		return 0;
1228  
1229  	snd_soc_component_update_bits(component, WM8993_MICBIAS,
1230  			    WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
1231  			    WM8993_MICB1_LVL | WM8993_MICB2_LVL,
1232  			    jd_scthr << WM8993_JD_SCTHR_SHIFT |
1233  			    jd_thr << WM8993_JD_THR_SHIFT |
1234  			    micbias1_lvl |
1235  			    micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
1236  
1237  	return 0;
1238  }
1239  EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
1240  
wm_hubs_vmid_ena(struct snd_soc_component * component)1241  void wm_hubs_vmid_ena(struct snd_soc_component *component)
1242  {
1243  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1244  	int val = 0;
1245  
1246  	if (hubs->lineout1_se)
1247  		val |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1248  
1249  	if (hubs->lineout2_se)
1250  		val |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1251  
1252  	/* Enable the line outputs while we power up */
1253  	snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_3, val, val);
1254  }
1255  EXPORT_SYMBOL_GPL(wm_hubs_vmid_ena);
1256  
wm_hubs_set_bias_level(struct snd_soc_component * component,enum snd_soc_bias_level level)1257  void wm_hubs_set_bias_level(struct snd_soc_component *component,
1258  			    enum snd_soc_bias_level level)
1259  {
1260  	struct wm_hubs_data *hubs = snd_soc_component_get_drvdata(component);
1261  	int mask, val;
1262  
1263  	switch (level) {
1264  	case SND_SOC_BIAS_STANDBY:
1265  		/* Clamp the inputs to VMID while we ramp to charge caps */
1266  		snd_soc_component_update_bits(component, WM8993_INPUTS_CLAMP_REG,
1267  				    WM8993_INPUTS_CLAMP, WM8993_INPUTS_CLAMP);
1268  		break;
1269  
1270  	case SND_SOC_BIAS_ON:
1271  		/* Turn off any unneeded single ended outputs */
1272  		val = 0;
1273  		mask = 0;
1274  
1275  		if (hubs->lineout1_se)
1276  			mask |= WM8993_LINEOUT1N_ENA | WM8993_LINEOUT1P_ENA;
1277  
1278  		if (hubs->lineout2_se)
1279  			mask |= WM8993_LINEOUT2N_ENA | WM8993_LINEOUT2P_ENA;
1280  
1281  		if (hubs->lineout1_se && hubs->lineout1n_ena)
1282  			val |= WM8993_LINEOUT1N_ENA;
1283  
1284  		if (hubs->lineout1_se && hubs->lineout1p_ena)
1285  			val |= WM8993_LINEOUT1P_ENA;
1286  
1287  		if (hubs->lineout2_se && hubs->lineout2n_ena)
1288  			val |= WM8993_LINEOUT2N_ENA;
1289  
1290  		if (hubs->lineout2_se && hubs->lineout2p_ena)
1291  			val |= WM8993_LINEOUT2P_ENA;
1292  
1293  		snd_soc_component_update_bits(component, WM8993_POWER_MANAGEMENT_3,
1294  				    mask, val);
1295  
1296  		/* Remove the input clamps */
1297  		snd_soc_component_update_bits(component, WM8993_INPUTS_CLAMP_REG,
1298  				    WM8993_INPUTS_CLAMP, 0);
1299  		break;
1300  
1301  	default:
1302  		break;
1303  	}
1304  }
1305  EXPORT_SYMBOL_GPL(wm_hubs_set_bias_level);
1306  
1307  MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
1308  MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
1309  MODULE_LICENSE("GPL");
1310