Commit | Line | Data |
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8ecbabd9 MLC |
1 | /* |
2 | * ALSA SoC TWL6040 codec driver | |
3 | * | |
4 | * Author: Misael Lopez Cruz <x0052729@ti.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * version 2 as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
18 | * 02110-1301 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | #include <linux/module.h> | |
23 | #include <linux/moduleparam.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/delay.h> | |
26 | #include <linux/pm.h> | |
8ecbabd9 | 27 | #include <linux/platform_device.h> |
68b40cc4 | 28 | #include <linux/slab.h> |
8ecbabd9 | 29 | #include <linux/i2c/twl.h> |
fb34d3d5 | 30 | #include <linux/mfd/twl6040.h> |
8ecbabd9 MLC |
31 | |
32 | #include <sound/core.h> | |
33 | #include <sound/pcm.h> | |
34 | #include <sound/pcm_params.h> | |
35 | #include <sound/soc.h> | |
8ecbabd9 MLC |
36 | #include <sound/initval.h> |
37 | #include <sound/tlv.h> | |
38 | ||
39 | #include "twl6040.h" | |
40 | ||
60ea4cec | 41 | #define TWL6040_RATES SNDRV_PCM_RATE_8000_96000 |
1bf84759 MOC |
42 | #define TWL6040_FORMATS (SNDRV_PCM_FMTBIT_S32_LE) |
43 | ||
44 | #define TWL6040_OUTHS_0dB 0x00 | |
45 | #define TWL6040_OUTHS_M30dB 0x0F | |
46 | #define TWL6040_OUTHF_0dB 0x03 | |
47 | #define TWL6040_OUTHF_M52dB 0x1D | |
48 | ||
49 | #define TWL6040_RAMP_NONE 0 | |
50 | #define TWL6040_RAMP_UP 1 | |
51 | #define TWL6040_RAMP_DOWN 2 | |
52 | ||
53 | #define TWL6040_HSL_VOL_MASK 0x0F | |
54 | #define TWL6040_HSL_VOL_SHIFT 0 | |
55 | #define TWL6040_HSR_VOL_MASK 0xF0 | |
56 | #define TWL6040_HSR_VOL_SHIFT 4 | |
57 | #define TWL6040_HF_VOL_MASK 0x1F | |
58 | #define TWL6040_HF_VOL_SHIFT 0 | |
59 | ||
60 | struct twl6040_output { | |
61 | u16 active; | |
62 | u16 left_vol; | |
63 | u16 right_vol; | |
64 | u16 left_step; | |
65 | u16 right_step; | |
66 | unsigned int step_delay; | |
67 | u16 ramp; | |
68 | u16 mute; | |
69 | struct completion ramp_done; | |
70 | }; | |
8ecbabd9 | 71 | |
a2d2362e JEC |
72 | struct twl6040_jack_data { |
73 | struct snd_soc_jack *jack; | |
74 | int report; | |
75 | }; | |
76 | ||
8ecbabd9 MLC |
77 | /* codec private data */ |
78 | struct twl6040_data { | |
8ecbabd9 MLC |
79 | int codec_powered; |
80 | int pll; | |
81 | int non_lp; | |
fb34d3d5 | 82 | unsigned int clk_in; |
8ecbabd9 MLC |
83 | unsigned int sysclk; |
84 | struct snd_pcm_hw_constraint_list *sysclk_constraints; | |
a2d2362e JEC |
85 | struct twl6040_jack_data hs_jack; |
86 | struct snd_soc_codec *codec; | |
87 | struct workqueue_struct *workqueue; | |
88 | struct delayed_work delayed_work; | |
89 | struct mutex mutex; | |
1bf84759 MOC |
90 | struct twl6040_output headset; |
91 | struct twl6040_output handsfree; | |
92 | struct workqueue_struct *hf_workqueue; | |
93 | struct workqueue_struct *hs_workqueue; | |
94 | struct delayed_work hs_delayed_work; | |
95 | struct delayed_work hf_delayed_work; | |
8ecbabd9 MLC |
96 | }; |
97 | ||
98 | /* | |
99 | * twl6040 register cache & default register settings | |
100 | */ | |
101 | static const u8 twl6040_reg[TWL6040_CACHEREGNUM] = { | |
102 | 0x00, /* not used 0x00 */ | |
103 | 0x4B, /* TWL6040_ASICID (ro) 0x01 */ | |
104 | 0x00, /* TWL6040_ASICREV (ro) 0x02 */ | |
105 | 0x00, /* TWL6040_INTID 0x03 */ | |
106 | 0x00, /* TWL6040_INTMR 0x04 */ | |
107 | 0x00, /* TWL6040_NCPCTRL 0x05 */ | |
108 | 0x00, /* TWL6040_LDOCTL 0x06 */ | |
109 | 0x60, /* TWL6040_HPPLLCTL 0x07 */ | |
110 | 0x00, /* TWL6040_LPPLLCTL 0x08 */ | |
111 | 0x4A, /* TWL6040_LPPLLDIV 0x09 */ | |
112 | 0x00, /* TWL6040_AMICBCTL 0x0A */ | |
113 | 0x00, /* TWL6040_DMICBCTL 0x0B */ | |
114 | 0x18, /* TWL6040_MICLCTL 0x0C - No input selected on Left Mic */ | |
115 | 0x18, /* TWL6040_MICRCTL 0x0D - No input selected on Right Mic */ | |
116 | 0x00, /* TWL6040_MICGAIN 0x0E */ | |
117 | 0x1B, /* TWL6040_LINEGAIN 0x0F */ | |
118 | 0x00, /* TWL6040_HSLCTL 0x10 */ | |
119 | 0x00, /* TWL6040_HSRCTL 0x11 */ | |
120 | 0x00, /* TWL6040_HSGAIN 0x12 */ | |
121 | 0x00, /* TWL6040_EARCTL 0x13 */ | |
122 | 0x00, /* TWL6040_HFLCTL 0x14 */ | |
123 | 0x00, /* TWL6040_HFLGAIN 0x15 */ | |
124 | 0x00, /* TWL6040_HFRCTL 0x16 */ | |
125 | 0x00, /* TWL6040_HFRGAIN 0x17 */ | |
126 | 0x00, /* TWL6040_VIBCTLL 0x18 */ | |
127 | 0x00, /* TWL6040_VIBDATL 0x19 */ | |
128 | 0x00, /* TWL6040_VIBCTLR 0x1A */ | |
129 | 0x00, /* TWL6040_VIBDATR 0x1B */ | |
130 | 0x00, /* TWL6040_HKCTL1 0x1C */ | |
131 | 0x00, /* TWL6040_HKCTL2 0x1D */ | |
132 | 0x00, /* TWL6040_GPOCTL 0x1E */ | |
133 | 0x00, /* TWL6040_ALB 0x1F */ | |
134 | 0x00, /* TWL6040_DLB 0x20 */ | |
135 | 0x00, /* not used 0x21 */ | |
136 | 0x00, /* not used 0x22 */ | |
137 | 0x00, /* not used 0x23 */ | |
138 | 0x00, /* not used 0x24 */ | |
139 | 0x00, /* not used 0x25 */ | |
140 | 0x00, /* not used 0x26 */ | |
141 | 0x00, /* not used 0x27 */ | |
142 | 0x00, /* TWL6040_TRIM1 0x28 */ | |
143 | 0x00, /* TWL6040_TRIM2 0x29 */ | |
144 | 0x00, /* TWL6040_TRIM3 0x2A */ | |
145 | 0x00, /* TWL6040_HSOTRIM 0x2B */ | |
146 | 0x00, /* TWL6040_HFOTRIM 0x2C */ | |
147 | 0x09, /* TWL6040_ACCCTL 0x2D */ | |
148 | 0x00, /* TWL6040_STATUS (ro) 0x2E */ | |
149 | }; | |
150 | ||
151 | /* | |
152 | * twl6040 vio/gnd registers: | |
153 | * registers under vio/gnd supply can be accessed | |
154 | * before the power-up sequence, after NRESPWRON goes high | |
155 | */ | |
156 | static const int twl6040_vio_reg[TWL6040_VIOREGNUM] = { | |
157 | TWL6040_REG_ASICID, | |
158 | TWL6040_REG_ASICREV, | |
159 | TWL6040_REG_INTID, | |
160 | TWL6040_REG_INTMR, | |
161 | TWL6040_REG_NCPCTL, | |
162 | TWL6040_REG_LDOCTL, | |
163 | TWL6040_REG_AMICBCTL, | |
164 | TWL6040_REG_DMICBCTL, | |
165 | TWL6040_REG_HKCTL1, | |
166 | TWL6040_REG_HKCTL2, | |
167 | TWL6040_REG_GPOCTL, | |
168 | TWL6040_REG_TRIM1, | |
169 | TWL6040_REG_TRIM2, | |
170 | TWL6040_REG_TRIM3, | |
171 | TWL6040_REG_HSOTRIM, | |
172 | TWL6040_REG_HFOTRIM, | |
173 | TWL6040_REG_ACCCTL, | |
174 | TWL6040_REG_STATUS, | |
175 | }; | |
176 | ||
177 | /* | |
178 | * twl6040 vdd/vss registers: | |
179 | * registers under vdd/vss supplies can only be accessed | |
180 | * after the power-up sequence | |
181 | */ | |
182 | static const int twl6040_vdd_reg[TWL6040_VDDREGNUM] = { | |
183 | TWL6040_REG_HPPLLCTL, | |
184 | TWL6040_REG_LPPLLCTL, | |
185 | TWL6040_REG_LPPLLDIV, | |
186 | TWL6040_REG_MICLCTL, | |
187 | TWL6040_REG_MICRCTL, | |
188 | TWL6040_REG_MICGAIN, | |
189 | TWL6040_REG_LINEGAIN, | |
190 | TWL6040_REG_HSLCTL, | |
191 | TWL6040_REG_HSRCTL, | |
192 | TWL6040_REG_HSGAIN, | |
193 | TWL6040_REG_EARCTL, | |
194 | TWL6040_REG_HFLCTL, | |
195 | TWL6040_REG_HFLGAIN, | |
196 | TWL6040_REG_HFRCTL, | |
197 | TWL6040_REG_HFRGAIN, | |
198 | TWL6040_REG_VIBCTLL, | |
199 | TWL6040_REG_VIBDATL, | |
200 | TWL6040_REG_VIBCTLR, | |
201 | TWL6040_REG_VIBDATR, | |
202 | TWL6040_REG_ALB, | |
203 | TWL6040_REG_DLB, | |
204 | }; | |
205 | ||
206 | /* | |
207 | * read twl6040 register cache | |
208 | */ | |
209 | static inline unsigned int twl6040_read_reg_cache(struct snd_soc_codec *codec, | |
210 | unsigned int reg) | |
211 | { | |
212 | u8 *cache = codec->reg_cache; | |
213 | ||
214 | if (reg >= TWL6040_CACHEREGNUM) | |
215 | return -EIO; | |
216 | ||
217 | return cache[reg]; | |
218 | } | |
219 | ||
220 | /* | |
221 | * write twl6040 register cache | |
222 | */ | |
223 | static inline void twl6040_write_reg_cache(struct snd_soc_codec *codec, | |
224 | u8 reg, u8 value) | |
225 | { | |
226 | u8 *cache = codec->reg_cache; | |
227 | ||
228 | if (reg >= TWL6040_CACHEREGNUM) | |
229 | return; | |
230 | cache[reg] = value; | |
231 | } | |
232 | ||
233 | /* | |
234 | * read from twl6040 hardware register | |
235 | */ | |
236 | static int twl6040_read_reg_volatile(struct snd_soc_codec *codec, | |
237 | unsigned int reg) | |
238 | { | |
fb34d3d5 | 239 | struct twl6040 *twl6040 = codec->control_data; |
8ecbabd9 MLC |
240 | u8 value; |
241 | ||
242 | if (reg >= TWL6040_CACHEREGNUM) | |
243 | return -EIO; | |
244 | ||
fb34d3d5 | 245 | value = twl6040_reg_read(twl6040, reg); |
8ecbabd9 MLC |
246 | twl6040_write_reg_cache(codec, reg, value); |
247 | ||
248 | return value; | |
249 | } | |
250 | ||
251 | /* | |
252 | * write to the twl6040 register space | |
253 | */ | |
254 | static int twl6040_write(struct snd_soc_codec *codec, | |
255 | unsigned int reg, unsigned int value) | |
256 | { | |
fb34d3d5 MLC |
257 | struct twl6040 *twl6040 = codec->control_data; |
258 | ||
8ecbabd9 MLC |
259 | if (reg >= TWL6040_CACHEREGNUM) |
260 | return -EIO; | |
261 | ||
262 | twl6040_write_reg_cache(codec, reg, value); | |
fb34d3d5 | 263 | return twl6040_reg_write(twl6040, reg, value); |
8ecbabd9 MLC |
264 | } |
265 | ||
266 | static void twl6040_init_vio_regs(struct snd_soc_codec *codec) | |
267 | { | |
268 | u8 *cache = codec->reg_cache; | |
269 | int reg, i; | |
270 | ||
8ecbabd9 MLC |
271 | for (i = 0; i < TWL6040_VIOREGNUM; i++) { |
272 | reg = twl6040_vio_reg[i]; | |
fb34d3d5 MLC |
273 | /* |
274 | * skip read-only registers (ASICID, ASICREV, STATUS) | |
275 | * and registers shared among MFD children | |
276 | */ | |
8ecbabd9 MLC |
277 | switch (reg) { |
278 | case TWL6040_REG_ASICID: | |
279 | case TWL6040_REG_ASICREV: | |
fb34d3d5 MLC |
280 | case TWL6040_REG_INTID: |
281 | case TWL6040_REG_INTMR: | |
282 | case TWL6040_REG_NCPCTL: | |
283 | case TWL6040_REG_LDOCTL: | |
284 | case TWL6040_REG_GPOCTL: | |
285 | case TWL6040_REG_ACCCTL: | |
8ecbabd9 MLC |
286 | case TWL6040_REG_STATUS: |
287 | continue; | |
288 | default: | |
289 | break; | |
290 | } | |
291 | twl6040_write(codec, reg, cache[reg]); | |
292 | } | |
293 | } | |
294 | ||
295 | static void twl6040_init_vdd_regs(struct snd_soc_codec *codec) | |
296 | { | |
297 | u8 *cache = codec->reg_cache; | |
298 | int reg, i; | |
299 | ||
300 | for (i = 0; i < TWL6040_VDDREGNUM; i++) { | |
301 | reg = twl6040_vdd_reg[i]; | |
fb34d3d5 MLC |
302 | /* skip vibra and PLL registers */ |
303 | switch (reg) { | |
304 | case TWL6040_REG_VIBCTLL: | |
305 | case TWL6040_REG_VIBDATL: | |
306 | case TWL6040_REG_VIBCTLR: | |
307 | case TWL6040_REG_VIBDATR: | |
308 | case TWL6040_REG_HPPLLCTL: | |
309 | case TWL6040_REG_LPPLLCTL: | |
310 | case TWL6040_REG_LPPLLDIV: | |
311 | continue; | |
312 | default: | |
313 | break; | |
314 | } | |
315 | ||
8ecbabd9 MLC |
316 | twl6040_write(codec, reg, cache[reg]); |
317 | } | |
318 | } | |
319 | ||
1bf84759 MOC |
320 | /* |
321 | * Ramp HS PGA volume to minimise pops at stream startup and shutdown. | |
322 | */ | |
323 | static inline int twl6040_hs_ramp_step(struct snd_soc_codec *codec, | |
324 | unsigned int left_step, unsigned int right_step) | |
325 | { | |
326 | ||
327 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); | |
328 | struct twl6040_output *headset = &priv->headset; | |
329 | int left_complete = 0, right_complete = 0; | |
330 | u8 reg, val; | |
331 | ||
332 | /* left channel */ | |
333 | left_step = (left_step > 0xF) ? 0xF : left_step; | |
334 | reg = twl6040_read_reg_cache(codec, TWL6040_REG_HSGAIN); | |
335 | val = (~reg & TWL6040_HSL_VOL_MASK); | |
336 | ||
337 | if (headset->ramp == TWL6040_RAMP_UP) { | |
338 | /* ramp step up */ | |
339 | if (val < headset->left_vol) { | |
340 | val += left_step; | |
341 | reg &= ~TWL6040_HSL_VOL_MASK; | |
342 | twl6040_write(codec, TWL6040_REG_HSGAIN, | |
343 | (reg | (~val & TWL6040_HSL_VOL_MASK))); | |
344 | } else { | |
345 | left_complete = 1; | |
346 | } | |
347 | } else if (headset->ramp == TWL6040_RAMP_DOWN) { | |
348 | /* ramp step down */ | |
349 | if (val > 0x0) { | |
350 | val -= left_step; | |
351 | reg &= ~TWL6040_HSL_VOL_MASK; | |
352 | twl6040_write(codec, TWL6040_REG_HSGAIN, reg | | |
353 | (~val & TWL6040_HSL_VOL_MASK)); | |
354 | } else { | |
355 | left_complete = 1; | |
356 | } | |
357 | } | |
358 | ||
359 | /* right channel */ | |
360 | right_step = (right_step > 0xF) ? 0xF : right_step; | |
361 | reg = twl6040_read_reg_cache(codec, TWL6040_REG_HSGAIN); | |
362 | val = (~reg & TWL6040_HSR_VOL_MASK) >> TWL6040_HSR_VOL_SHIFT; | |
363 | ||
364 | if (headset->ramp == TWL6040_RAMP_UP) { | |
365 | /* ramp step up */ | |
366 | if (val < headset->right_vol) { | |
367 | val += right_step; | |
368 | reg &= ~TWL6040_HSR_VOL_MASK; | |
369 | twl6040_write(codec, TWL6040_REG_HSGAIN, | |
370 | (reg | (~val << TWL6040_HSR_VOL_SHIFT))); | |
371 | } else { | |
372 | right_complete = 1; | |
373 | } | |
374 | } else if (headset->ramp == TWL6040_RAMP_DOWN) { | |
375 | /* ramp step down */ | |
376 | if (val > 0x0) { | |
377 | val -= right_step; | |
378 | reg &= ~TWL6040_HSR_VOL_MASK; | |
379 | twl6040_write(codec, TWL6040_REG_HSGAIN, | |
380 | reg | (~val << TWL6040_HSR_VOL_SHIFT)); | |
381 | } else { | |
382 | right_complete = 1; | |
383 | } | |
384 | } | |
385 | ||
386 | return left_complete & right_complete; | |
387 | } | |
388 | ||
389 | /* | |
390 | * Ramp HF PGA volume to minimise pops at stream startup and shutdown. | |
391 | */ | |
392 | static inline int twl6040_hf_ramp_step(struct snd_soc_codec *codec, | |
393 | unsigned int left_step, unsigned int right_step) | |
394 | { | |
395 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); | |
396 | struct twl6040_output *handsfree = &priv->handsfree; | |
397 | int left_complete = 0, right_complete = 0; | |
398 | u16 reg, val; | |
399 | ||
400 | /* left channel */ | |
401 | left_step = (left_step > 0x1D) ? 0x1D : left_step; | |
402 | reg = twl6040_read_reg_cache(codec, TWL6040_REG_HFLGAIN); | |
403 | reg = 0x1D - reg; | |
404 | val = (reg & TWL6040_HF_VOL_MASK); | |
405 | if (handsfree->ramp == TWL6040_RAMP_UP) { | |
406 | /* ramp step up */ | |
407 | if (val < handsfree->left_vol) { | |
408 | val += left_step; | |
409 | reg &= ~TWL6040_HF_VOL_MASK; | |
410 | twl6040_write(codec, TWL6040_REG_HFLGAIN, | |
411 | reg | (0x1D - val)); | |
412 | } else { | |
413 | left_complete = 1; | |
414 | } | |
415 | } else if (handsfree->ramp == TWL6040_RAMP_DOWN) { | |
416 | /* ramp step down */ | |
417 | if (val > 0) { | |
418 | val -= left_step; | |
419 | reg &= ~TWL6040_HF_VOL_MASK; | |
420 | twl6040_write(codec, TWL6040_REG_HFLGAIN, | |
421 | reg | (0x1D - val)); | |
422 | } else { | |
423 | left_complete = 1; | |
424 | } | |
425 | } | |
426 | ||
427 | /* right channel */ | |
428 | right_step = (right_step > 0x1D) ? 0x1D : right_step; | |
429 | reg = twl6040_read_reg_cache(codec, TWL6040_REG_HFRGAIN); | |
430 | reg = 0x1D - reg; | |
431 | val = (reg & TWL6040_HF_VOL_MASK); | |
432 | if (handsfree->ramp == TWL6040_RAMP_UP) { | |
433 | /* ramp step up */ | |
434 | if (val < handsfree->right_vol) { | |
435 | val += right_step; | |
436 | reg &= ~TWL6040_HF_VOL_MASK; | |
437 | twl6040_write(codec, TWL6040_REG_HFRGAIN, | |
438 | reg | (0x1D - val)); | |
439 | } else { | |
440 | right_complete = 1; | |
441 | } | |
442 | } else if (handsfree->ramp == TWL6040_RAMP_DOWN) { | |
443 | /* ramp step down */ | |
444 | if (val > 0) { | |
445 | val -= right_step; | |
446 | reg &= ~TWL6040_HF_VOL_MASK; | |
447 | twl6040_write(codec, TWL6040_REG_HFRGAIN, | |
448 | reg | (0x1D - val)); | |
449 | } | |
450 | } | |
451 | ||
452 | return left_complete & right_complete; | |
453 | } | |
454 | ||
455 | /* | |
456 | * This work ramps both output PGAs at stream start/stop time to | |
457 | * minimise pop associated with DAPM power switching. | |
458 | */ | |
459 | static void twl6040_pga_hs_work(struct work_struct *work) | |
460 | { | |
461 | struct twl6040_data *priv = | |
462 | container_of(work, struct twl6040_data, hs_delayed_work.work); | |
463 | struct snd_soc_codec *codec = priv->codec; | |
464 | struct twl6040_output *headset = &priv->headset; | |
465 | unsigned int delay = headset->step_delay; | |
466 | int i, headset_complete; | |
467 | ||
468 | /* do we need to ramp at all ? */ | |
469 | if (headset->ramp == TWL6040_RAMP_NONE) | |
470 | return; | |
471 | ||
472 | /* HS PGA volumes have 4 bits of resolution to ramp */ | |
473 | for (i = 0; i <= 16; i++) { | |
474 | headset_complete = 1; | |
475 | if (headset->ramp != TWL6040_RAMP_NONE) | |
476 | headset_complete = twl6040_hs_ramp_step(codec, | |
477 | headset->left_step, | |
478 | headset->right_step); | |
479 | ||
480 | /* ramp finished ? */ | |
481 | if (headset_complete) | |
482 | break; | |
483 | ||
484 | /* | |
485 | * TODO: tune: delay is longer over 0dB | |
486 | * as increases are larger. | |
487 | */ | |
488 | if (i >= 8) | |
489 | schedule_timeout_interruptible(msecs_to_jiffies(delay + | |
490 | (delay >> 1))); | |
491 | else | |
492 | schedule_timeout_interruptible(msecs_to_jiffies(delay)); | |
493 | } | |
494 | ||
495 | if (headset->ramp == TWL6040_RAMP_DOWN) { | |
496 | headset->active = 0; | |
497 | complete(&headset->ramp_done); | |
498 | } else { | |
499 | headset->active = 1; | |
500 | } | |
501 | headset->ramp = TWL6040_RAMP_NONE; | |
502 | } | |
503 | ||
504 | static void twl6040_pga_hf_work(struct work_struct *work) | |
505 | { | |
506 | struct twl6040_data *priv = | |
507 | container_of(work, struct twl6040_data, hf_delayed_work.work); | |
508 | struct snd_soc_codec *codec = priv->codec; | |
509 | struct twl6040_output *handsfree = &priv->handsfree; | |
510 | unsigned int delay = handsfree->step_delay; | |
511 | int i, handsfree_complete; | |
512 | ||
513 | /* do we need to ramp at all ? */ | |
514 | if (handsfree->ramp == TWL6040_RAMP_NONE) | |
515 | return; | |
516 | ||
517 | /* HF PGA volumes have 5 bits of resolution to ramp */ | |
518 | for (i = 0; i <= 32; i++) { | |
519 | handsfree_complete = 1; | |
520 | if (handsfree->ramp != TWL6040_RAMP_NONE) | |
521 | handsfree_complete = twl6040_hf_ramp_step(codec, | |
522 | handsfree->left_step, | |
523 | handsfree->right_step); | |
524 | ||
525 | /* ramp finished ? */ | |
526 | if (handsfree_complete) | |
527 | break; | |
528 | ||
529 | /* | |
530 | * TODO: tune: delay is longer over 0dB | |
531 | * as increases are larger. | |
532 | */ | |
533 | if (i >= 16) | |
534 | schedule_timeout_interruptible(msecs_to_jiffies(delay + | |
535 | (delay >> 1))); | |
536 | else | |
537 | schedule_timeout_interruptible(msecs_to_jiffies(delay)); | |
538 | } | |
539 | ||
540 | ||
541 | if (handsfree->ramp == TWL6040_RAMP_DOWN) { | |
542 | handsfree->active = 0; | |
543 | complete(&handsfree->ramp_done); | |
544 | } else | |
545 | handsfree->active = 1; | |
546 | handsfree->ramp = TWL6040_RAMP_NONE; | |
547 | } | |
548 | ||
549 | static int pga_event(struct snd_soc_dapm_widget *w, | |
550 | struct snd_kcontrol *kcontrol, int event) | |
551 | { | |
552 | struct snd_soc_codec *codec = w->codec; | |
553 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); | |
554 | struct twl6040_output *out; | |
555 | struct delayed_work *work; | |
556 | struct workqueue_struct *queue; | |
557 | ||
558 | switch (w->shift) { | |
559 | case 2: | |
560 | case 3: | |
561 | out = &priv->headset; | |
562 | work = &priv->hs_delayed_work; | |
563 | queue = priv->hs_workqueue; | |
564 | out->step_delay = 5; /* 5 ms between volume ramp steps */ | |
565 | break; | |
566 | case 4: | |
567 | out = &priv->handsfree; | |
568 | work = &priv->hf_delayed_work; | |
569 | queue = priv->hf_workqueue; | |
570 | out->step_delay = 5; /* 5 ms between volume ramp steps */ | |
571 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
572 | priv->non_lp++; | |
573 | else | |
574 | priv->non_lp--; | |
575 | break; | |
576 | default: | |
577 | return -1; | |
578 | } | |
579 | ||
580 | switch (event) { | |
581 | case SND_SOC_DAPM_POST_PMU: | |
582 | if (out->active) | |
583 | break; | |
584 | ||
585 | /* don't use volume ramp for power-up */ | |
586 | out->left_step = out->left_vol; | |
587 | out->right_step = out->right_vol; | |
588 | ||
589 | if (!delayed_work_pending(work)) { | |
590 | out->ramp = TWL6040_RAMP_UP; | |
591 | queue_delayed_work(queue, work, | |
592 | msecs_to_jiffies(1)); | |
593 | } | |
594 | break; | |
595 | ||
596 | case SND_SOC_DAPM_PRE_PMD: | |
597 | if (!out->active) | |
598 | break; | |
599 | ||
600 | if (!delayed_work_pending(work)) { | |
601 | /* use volume ramp for power-down */ | |
602 | out->left_step = 1; | |
603 | out->right_step = 1; | |
604 | out->ramp = TWL6040_RAMP_DOWN; | |
605 | INIT_COMPLETION(out->ramp_done); | |
606 | ||
607 | queue_delayed_work(queue, work, | |
608 | msecs_to_jiffies(1)); | |
609 | ||
610 | wait_for_completion_timeout(&out->ramp_done, | |
611 | msecs_to_jiffies(2000)); | |
612 | } | |
613 | break; | |
614 | } | |
615 | ||
616 | return 0; | |
617 | } | |
618 | ||
8ecbabd9 MLC |
619 | /* set headset dac and driver power mode */ |
620 | static int headset_power_mode(struct snd_soc_codec *codec, int high_perf) | |
621 | { | |
622 | int hslctl, hsrctl; | |
623 | int mask = TWL6040_HSDRVMODEL | TWL6040_HSDACMODEL; | |
624 | ||
625 | hslctl = twl6040_read_reg_cache(codec, TWL6040_REG_HSLCTL); | |
626 | hsrctl = twl6040_read_reg_cache(codec, TWL6040_REG_HSRCTL); | |
627 | ||
628 | if (high_perf) { | |
629 | hslctl &= ~mask; | |
630 | hsrctl &= ~mask; | |
631 | } else { | |
632 | hslctl |= mask; | |
633 | hsrctl |= mask; | |
634 | } | |
635 | ||
636 | twl6040_write(codec, TWL6040_REG_HSLCTL, hslctl); | |
637 | twl6040_write(codec, TWL6040_REG_HSRCTL, hsrctl); | |
638 | ||
639 | return 0; | |
640 | } | |
641 | ||
0fad4ed7 JEC |
642 | static int twl6040_hs_dac_event(struct snd_soc_dapm_widget *w, |
643 | struct snd_kcontrol *kcontrol, int event) | |
644 | { | |
645 | msleep(1); | |
646 | return 0; | |
647 | } | |
648 | ||
8ecbabd9 MLC |
649 | static int twl6040_power_mode_event(struct snd_soc_dapm_widget *w, |
650 | struct snd_kcontrol *kcontrol, int event) | |
651 | { | |
652 | struct snd_soc_codec *codec = w->codec; | |
d4a8ca24 | 653 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
8ecbabd9 MLC |
654 | |
655 | if (SND_SOC_DAPM_EVENT_ON(event)) | |
656 | priv->non_lp++; | |
657 | else | |
658 | priv->non_lp--; | |
659 | ||
0fad4ed7 JEC |
660 | msleep(1); |
661 | ||
8ecbabd9 MLC |
662 | return 0; |
663 | } | |
664 | ||
64ed9836 MB |
665 | static void twl6040_hs_jack_report(struct snd_soc_codec *codec, |
666 | struct snd_soc_jack *jack, int report) | |
a2d2362e JEC |
667 | { |
668 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); | |
669 | int status; | |
670 | ||
671 | mutex_lock(&priv->mutex); | |
672 | ||
673 | /* Sync status */ | |
674 | status = twl6040_read_reg_volatile(codec, TWL6040_REG_STATUS); | |
675 | if (status & TWL6040_PLUGCOMP) | |
676 | snd_soc_jack_report(jack, report, report); | |
677 | else | |
678 | snd_soc_jack_report(jack, 0, report); | |
679 | ||
680 | mutex_unlock(&priv->mutex); | |
681 | } | |
682 | ||
683 | void twl6040_hs_jack_detect(struct snd_soc_codec *codec, | |
684 | struct snd_soc_jack *jack, int report) | |
685 | { | |
686 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); | |
687 | struct twl6040_jack_data *hs_jack = &priv->hs_jack; | |
688 | ||
689 | hs_jack->jack = jack; | |
690 | hs_jack->report = report; | |
691 | ||
692 | twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report); | |
693 | } | |
694 | EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect); | |
695 | ||
696 | static void twl6040_accessory_work(struct work_struct *work) | |
697 | { | |
698 | struct twl6040_data *priv = container_of(work, | |
699 | struct twl6040_data, delayed_work.work); | |
700 | struct snd_soc_codec *codec = priv->codec; | |
701 | struct twl6040_jack_data *hs_jack = &priv->hs_jack; | |
702 | ||
703 | twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report); | |
704 | } | |
705 | ||
8ecbabd9 | 706 | /* audio interrupt handler */ |
fb34d3d5 | 707 | static irqreturn_t twl6040_audio_handler(int irq, void *data) |
8ecbabd9 MLC |
708 | { |
709 | struct snd_soc_codec *codec = data; | |
fb34d3d5 | 710 | struct twl6040 *twl6040 = codec->control_data; |
d4a8ca24 | 711 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
8ecbabd9 MLC |
712 | u8 intid; |
713 | ||
fb34d3d5 | 714 | intid = twl6040_reg_read(twl6040, TWL6040_REG_INTID); |
cf370a5a OM |
715 | |
716 | if ((intid & TWL6040_PLUGINT) || (intid & TWL6040_UNPLUGINT)) | |
a2d2362e JEC |
717 | queue_delayed_work(priv->workqueue, &priv->delayed_work, |
718 | msecs_to_jiffies(200)); | |
cf370a5a | 719 | |
8ecbabd9 MLC |
720 | return IRQ_HANDLED; |
721 | } | |
722 | ||
1bf84759 MOC |
723 | static int twl6040_put_volsw(struct snd_kcontrol *kcontrol, |
724 | struct snd_ctl_elem_value *ucontrol) | |
725 | { | |
726 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
727 | struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec); | |
728 | struct twl6040_output *out = NULL; | |
729 | struct soc_mixer_control *mc = | |
730 | (struct soc_mixer_control *)kcontrol->private_value; | |
731 | int ret; | |
732 | unsigned int reg = mc->reg; | |
733 | ||
734 | /* For HS and HF we shadow the values and only actually write | |
735 | * them out when active in order to ensure the amplifier comes on | |
736 | * as quietly as possible. */ | |
737 | switch (reg) { | |
738 | case TWL6040_REG_HSGAIN: | |
739 | out = &twl6040_priv->headset; | |
740 | break; | |
741 | default: | |
742 | break; | |
743 | } | |
744 | ||
745 | if (out) { | |
746 | out->left_vol = ucontrol->value.integer.value[0]; | |
747 | out->right_vol = ucontrol->value.integer.value[1]; | |
748 | if (!out->active) | |
749 | return 1; | |
750 | } | |
751 | ||
752 | ret = snd_soc_put_volsw(kcontrol, ucontrol); | |
753 | if (ret < 0) | |
754 | return ret; | |
755 | ||
756 | return 1; | |
757 | } | |
758 | ||
759 | static int twl6040_get_volsw(struct snd_kcontrol *kcontrol, | |
760 | struct snd_ctl_elem_value *ucontrol) | |
761 | { | |
762 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
763 | struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec); | |
764 | struct twl6040_output *out = &twl6040_priv->headset; | |
765 | struct soc_mixer_control *mc = | |
766 | (struct soc_mixer_control *)kcontrol->private_value; | |
767 | unsigned int reg = mc->reg; | |
768 | ||
769 | switch (reg) { | |
770 | case TWL6040_REG_HSGAIN: | |
771 | out = &twl6040_priv->headset; | |
772 | ucontrol->value.integer.value[0] = out->left_vol; | |
773 | ucontrol->value.integer.value[1] = out->right_vol; | |
774 | return 0; | |
775 | ||
776 | default: | |
777 | break; | |
778 | } | |
779 | ||
780 | return snd_soc_get_volsw(kcontrol, ucontrol); | |
781 | } | |
782 | ||
783 | static int twl6040_put_volsw_2r_vu(struct snd_kcontrol *kcontrol, | |
784 | struct snd_ctl_elem_value *ucontrol) | |
785 | { | |
786 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
787 | struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec); | |
788 | struct twl6040_output *out = NULL; | |
789 | struct soc_mixer_control *mc = | |
790 | (struct soc_mixer_control *)kcontrol->private_value; | |
791 | int ret; | |
792 | unsigned int reg = mc->reg; | |
793 | ||
794 | /* For HS and HF we shadow the values and only actually write | |
795 | * them out when active in order to ensure the amplifier comes on | |
796 | * as quietly as possible. */ | |
797 | switch (reg) { | |
798 | case TWL6040_REG_HFLGAIN: | |
799 | case TWL6040_REG_HFRGAIN: | |
800 | out = &twl6040_priv->handsfree; | |
801 | break; | |
802 | default: | |
803 | break; | |
804 | } | |
805 | ||
806 | if (out) { | |
807 | out->left_vol = ucontrol->value.integer.value[0]; | |
808 | out->right_vol = ucontrol->value.integer.value[1]; | |
809 | if (!out->active) | |
810 | return 1; | |
811 | } | |
812 | ||
813 | ret = snd_soc_put_volsw_2r(kcontrol, ucontrol); | |
814 | if (ret < 0) | |
815 | return ret; | |
816 | ||
817 | return 1; | |
818 | } | |
819 | ||
820 | static int twl6040_get_volsw_2r(struct snd_kcontrol *kcontrol, | |
821 | struct snd_ctl_elem_value *ucontrol) | |
822 | { | |
823 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
824 | struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec); | |
825 | struct twl6040_output *out = &twl6040_priv->handsfree; | |
826 | struct soc_mixer_control *mc = | |
827 | (struct soc_mixer_control *)kcontrol->private_value; | |
828 | unsigned int reg = mc->reg; | |
829 | ||
830 | /* If these are cached registers use the cache */ | |
831 | switch (reg) { | |
832 | case TWL6040_REG_HFLGAIN: | |
833 | case TWL6040_REG_HFRGAIN: | |
834 | out = &twl6040_priv->handsfree; | |
835 | ucontrol->value.integer.value[0] = out->left_vol; | |
836 | ucontrol->value.integer.value[1] = out->right_vol; | |
837 | return 0; | |
838 | ||
839 | default: | |
840 | break; | |
841 | } | |
842 | ||
843 | return snd_soc_get_volsw_2r(kcontrol, ucontrol); | |
844 | } | |
845 | ||
846 | /* double control with volume update */ | |
847 | #define SOC_TWL6040_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax,\ | |
848 | xinvert, tlv_array)\ | |
849 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
850 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ | |
851 | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ | |
852 | .tlv.p = (tlv_array), \ | |
853 | .info = snd_soc_info_volsw, .get = twl6040_get_volsw, \ | |
854 | .put = twl6040_put_volsw, \ | |
855 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
856 | {.reg = xreg, .shift = shift_left, .rshift = shift_right,\ | |
857 | .max = xmax, .platform_max = xmax, .invert = xinvert} } | |
858 | ||
859 | /* double control with volume update */ | |
860 | #define SOC_TWL6040_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax,\ | |
861 | xinvert, tlv_array)\ | |
862 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ | |
863 | .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ | |
864 | SNDRV_CTL_ELEM_ACCESS_READWRITE | \ | |
865 | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ | |
866 | .tlv.p = (tlv_array), \ | |
867 | .info = snd_soc_info_volsw_2r, \ | |
868 | .get = twl6040_get_volsw_2r, .put = twl6040_put_volsw_2r_vu, \ | |
869 | .private_value = (unsigned long)&(struct soc_mixer_control) \ | |
870 | {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ | |
871 | .rshift = xshift, .max = xmax, .invert = xinvert}, } | |
872 | ||
8ecbabd9 MLC |
873 | /* |
874 | * MICATT volume control: | |
875 | * from -6 to 0 dB in 6 dB steps | |
876 | */ | |
877 | static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0); | |
878 | ||
879 | /* | |
880 | * MICGAIN volume control: | |
9020808b | 881 | * from -6 to 30 dB in 6 dB steps |
8ecbabd9 | 882 | */ |
9020808b | 883 | static DECLARE_TLV_DB_SCALE(mic_amp_tlv, -600, 600, 0); |
8ecbabd9 | 884 | |
370a0314 JEC |
885 | /* |
886 | * AFMGAIN volume control: | |
1f71a3ba | 887 | * from -18 to 24 dB in 6 dB steps |
370a0314 | 888 | */ |
1f71a3ba | 889 | static DECLARE_TLV_DB_SCALE(afm_amp_tlv, -1800, 600, 0); |
370a0314 | 890 | |
8ecbabd9 MLC |
891 | /* |
892 | * HSGAIN volume control: | |
893 | * from -30 to 0 dB in 2 dB steps | |
894 | */ | |
895 | static DECLARE_TLV_DB_SCALE(hs_tlv, -3000, 200, 0); | |
896 | ||
897 | /* | |
898 | * HFGAIN volume control: | |
899 | * from -52 to 6 dB in 2 dB steps | |
900 | */ | |
901 | static DECLARE_TLV_DB_SCALE(hf_tlv, -5200, 200, 0); | |
902 | ||
871a05a7 JEC |
903 | /* |
904 | * EPGAIN volume control: | |
905 | * from -24 to 6 dB in 2 dB steps | |
906 | */ | |
907 | static DECLARE_TLV_DB_SCALE(ep_tlv, -2400, 200, 0); | |
908 | ||
8ecbabd9 MLC |
909 | /* Left analog microphone selection */ |
910 | static const char *twl6040_amicl_texts[] = | |
911 | {"Headset Mic", "Main Mic", "Aux/FM Left", "Off"}; | |
912 | ||
913 | /* Right analog microphone selection */ | |
914 | static const char *twl6040_amicr_texts[] = | |
915 | {"Headset Mic", "Sub Mic", "Aux/FM Right", "Off"}; | |
916 | ||
917 | static const struct soc_enum twl6040_enum[] = { | |
cb973d78 FM |
918 | SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3, 4, twl6040_amicl_texts), |
919 | SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3, 4, twl6040_amicr_texts), | |
8ecbabd9 MLC |
920 | }; |
921 | ||
370a0314 JEC |
922 | static const char *twl6040_hs_texts[] = { |
923 | "Off", "HS DAC", "Line-In amp" | |
924 | }; | |
925 | ||
926 | static const struct soc_enum twl6040_hs_enum[] = { | |
927 | SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts), | |
928 | twl6040_hs_texts), | |
929 | SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts), | |
930 | twl6040_hs_texts), | |
931 | }; | |
932 | ||
933 | static const char *twl6040_hf_texts[] = { | |
934 | "Off", "HF DAC", "Line-In amp" | |
935 | }; | |
936 | ||
937 | static const struct soc_enum twl6040_hf_enum[] = { | |
938 | SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts), | |
939 | twl6040_hf_texts), | |
940 | SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts), | |
941 | twl6040_hf_texts), | |
942 | }; | |
943 | ||
8ecbabd9 MLC |
944 | static const struct snd_kcontrol_new amicl_control = |
945 | SOC_DAPM_ENUM("Route", twl6040_enum[0]); | |
946 | ||
947 | static const struct snd_kcontrol_new amicr_control = | |
948 | SOC_DAPM_ENUM("Route", twl6040_enum[1]); | |
949 | ||
950 | /* Headset DAC playback switches */ | |
370a0314 JEC |
951 | static const struct snd_kcontrol_new hsl_mux_controls = |
952 | SOC_DAPM_ENUM("Route", twl6040_hs_enum[0]); | |
8ecbabd9 | 953 | |
370a0314 JEC |
954 | static const struct snd_kcontrol_new hsr_mux_controls = |
955 | SOC_DAPM_ENUM("Route", twl6040_hs_enum[1]); | |
8ecbabd9 MLC |
956 | |
957 | /* Handsfree DAC playback switches */ | |
370a0314 JEC |
958 | static const struct snd_kcontrol_new hfl_mux_controls = |
959 | SOC_DAPM_ENUM("Route", twl6040_hf_enum[0]); | |
8ecbabd9 | 960 | |
370a0314 JEC |
961 | static const struct snd_kcontrol_new hfr_mux_controls = |
962 | SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]); | |
8ecbabd9 | 963 | |
871a05a7 JEC |
964 | static const struct snd_kcontrol_new ep_driver_switch_controls = |
965 | SOC_DAPM_SINGLE("Switch", TWL6040_REG_EARCTL, 0, 1, 0); | |
966 | ||
8ecbabd9 MLC |
967 | static const struct snd_kcontrol_new twl6040_snd_controls[] = { |
968 | /* Capture gains */ | |
969 | SOC_DOUBLE_TLV("Capture Preamplifier Volume", | |
970 | TWL6040_REG_MICGAIN, 6, 7, 1, 1, mic_preamp_tlv), | |
971 | SOC_DOUBLE_TLV("Capture Volume", | |
972 | TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv), | |
973 | ||
370a0314 JEC |
974 | /* AFM gains */ |
975 | SOC_DOUBLE_TLV("Aux FM Volume", | |
1f71a3ba | 976 | TWL6040_REG_LINEGAIN, 0, 3, 7, 0, afm_amp_tlv), |
370a0314 | 977 | |
8ecbabd9 | 978 | /* Playback gains */ |
1bf84759 | 979 | SOC_TWL6040_DOUBLE_TLV("Headset Playback Volume", |
8ecbabd9 | 980 | TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv), |
1bf84759 | 981 | SOC_TWL6040_DOUBLE_R_TLV("Handsfree Playback Volume", |
8ecbabd9 | 982 | TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv), |
871a05a7 JEC |
983 | SOC_SINGLE_TLV("Earphone Playback Volume", |
984 | TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv), | |
8ecbabd9 MLC |
985 | }; |
986 | ||
987 | static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = { | |
988 | /* Inputs */ | |
989 | SND_SOC_DAPM_INPUT("MAINMIC"), | |
990 | SND_SOC_DAPM_INPUT("HSMIC"), | |
991 | SND_SOC_DAPM_INPUT("SUBMIC"), | |
992 | SND_SOC_DAPM_INPUT("AFML"), | |
993 | SND_SOC_DAPM_INPUT("AFMR"), | |
994 | ||
995 | /* Outputs */ | |
996 | SND_SOC_DAPM_OUTPUT("HSOL"), | |
997 | SND_SOC_DAPM_OUTPUT("HSOR"), | |
998 | SND_SOC_DAPM_OUTPUT("HFL"), | |
999 | SND_SOC_DAPM_OUTPUT("HFR"), | |
871a05a7 | 1000 | SND_SOC_DAPM_OUTPUT("EP"), |
8ecbabd9 MLC |
1001 | |
1002 | /* Analog input muxes for the capture amplifiers */ | |
1003 | SND_SOC_DAPM_MUX("Analog Left Capture Route", | |
1004 | SND_SOC_NOPM, 0, 0, &amicl_control), | |
1005 | SND_SOC_DAPM_MUX("Analog Right Capture Route", | |
1006 | SND_SOC_NOPM, 0, 0, &amicr_control), | |
1007 | ||
1008 | /* Analog capture PGAs */ | |
1009 | SND_SOC_DAPM_PGA("MicAmpL", | |
1010 | TWL6040_REG_MICLCTL, 0, 0, NULL, 0), | |
1011 | SND_SOC_DAPM_PGA("MicAmpR", | |
1012 | TWL6040_REG_MICRCTL, 0, 0, NULL, 0), | |
1013 | ||
370a0314 JEC |
1014 | /* Auxiliary FM PGAs */ |
1015 | SND_SOC_DAPM_PGA("AFMAmpL", | |
1016 | TWL6040_REG_MICLCTL, 1, 0, NULL, 0), | |
1017 | SND_SOC_DAPM_PGA("AFMAmpR", | |
1018 | TWL6040_REG_MICRCTL, 1, 0, NULL, 0), | |
1019 | ||
8ecbabd9 MLC |
1020 | /* ADCs */ |
1021 | SND_SOC_DAPM_ADC("ADC Left", "Left Front Capture", | |
1022 | TWL6040_REG_MICLCTL, 2, 0), | |
1023 | SND_SOC_DAPM_ADC("ADC Right", "Right Front Capture", | |
1024 | TWL6040_REG_MICRCTL, 2, 0), | |
1025 | ||
1026 | /* Microphone bias */ | |
1027 | SND_SOC_DAPM_MICBIAS("Headset Mic Bias", | |
1028 | TWL6040_REG_AMICBCTL, 0, 0), | |
1029 | SND_SOC_DAPM_MICBIAS("Main Mic Bias", | |
1030 | TWL6040_REG_AMICBCTL, 4, 0), | |
1031 | SND_SOC_DAPM_MICBIAS("Digital Mic1 Bias", | |
1032 | TWL6040_REG_DMICBCTL, 0, 0), | |
1033 | SND_SOC_DAPM_MICBIAS("Digital Mic2 Bias", | |
1034 | TWL6040_REG_DMICBCTL, 4, 0), | |
1035 | ||
1036 | /* DACs */ | |
0fad4ed7 JEC |
1037 | SND_SOC_DAPM_DAC_E("HSDAC Left", "Headset Playback", |
1038 | TWL6040_REG_HSLCTL, 0, 0, | |
1039 | twl6040_hs_dac_event, | |
1040 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), | |
1041 | SND_SOC_DAPM_DAC_E("HSDAC Right", "Headset Playback", | |
1042 | TWL6040_REG_HSRCTL, 0, 0, | |
1043 | twl6040_hs_dac_event, | |
1044 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), | |
8ecbabd9 MLC |
1045 | SND_SOC_DAPM_DAC_E("HFDAC Left", "Handsfree Playback", |
1046 | TWL6040_REG_HFLCTL, 0, 0, | |
1047 | twl6040_power_mode_event, | |
1048 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), | |
1049 | SND_SOC_DAPM_DAC_E("HFDAC Right", "Handsfree Playback", | |
1050 | TWL6040_REG_HFRCTL, 0, 0, | |
1051 | twl6040_power_mode_event, | |
1052 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), | |
1053 | ||
370a0314 JEC |
1054 | SND_SOC_DAPM_MUX("HF Left Playback", |
1055 | SND_SOC_NOPM, 0, 0, &hfl_mux_controls), | |
1056 | SND_SOC_DAPM_MUX("HF Right Playback", | |
1057 | SND_SOC_NOPM, 0, 0, &hfr_mux_controls), | |
1058 | /* Analog playback Muxes */ | |
1059 | SND_SOC_DAPM_MUX("HS Left Playback", | |
1060 | SND_SOC_NOPM, 0, 0, &hsl_mux_controls), | |
1061 | SND_SOC_DAPM_MUX("HS Right Playback", | |
1062 | SND_SOC_NOPM, 0, 0, &hsr_mux_controls), | |
8ecbabd9 | 1063 | |
0fad4ed7 | 1064 | /* Analog playback drivers */ |
f769bdf2 | 1065 | SND_SOC_DAPM_OUT_DRV_E("Handsfree Left Driver", |
0fad4ed7 | 1066 | TWL6040_REG_HFLCTL, 4, 0, NULL, 0, |
1bf84759 MOC |
1067 | pga_event, |
1068 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
f769bdf2 | 1069 | SND_SOC_DAPM_OUT_DRV_E("Handsfree Right Driver", |
0fad4ed7 | 1070 | TWL6040_REG_HFRCTL, 4, 0, NULL, 0, |
1bf84759 MOC |
1071 | pga_event, |
1072 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
f769bdf2 | 1073 | SND_SOC_DAPM_OUT_DRV_E("Headset Left Driver", |
1bf84759 MOC |
1074 | TWL6040_REG_HSLCTL, 2, 0, NULL, 0, |
1075 | pga_event, | |
1076 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
f769bdf2 | 1077 | SND_SOC_DAPM_OUT_DRV_E("Headset Right Driver", |
1bf84759 MOC |
1078 | TWL6040_REG_HSRCTL, 2, 0, NULL, 0, |
1079 | pga_event, | |
1080 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
871a05a7 JEC |
1081 | SND_SOC_DAPM_SWITCH_E("Earphone Driver", |
1082 | SND_SOC_NOPM, 0, 0, &ep_driver_switch_controls, | |
1083 | twl6040_power_mode_event, | |
1084 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), | |
8ecbabd9 MLC |
1085 | |
1086 | /* Analog playback PGAs */ | |
1087 | SND_SOC_DAPM_PGA("HFDAC Left PGA", | |
1088 | TWL6040_REG_HFLCTL, 1, 0, NULL, 0), | |
1089 | SND_SOC_DAPM_PGA("HFDAC Right PGA", | |
1090 | TWL6040_REG_HFRCTL, 1, 0, NULL, 0), | |
1091 | ||
1092 | }; | |
1093 | ||
1094 | static const struct snd_soc_dapm_route intercon[] = { | |
1095 | /* Capture path */ | |
1096 | {"Analog Left Capture Route", "Headset Mic", "HSMIC"}, | |
1097 | {"Analog Left Capture Route", "Main Mic", "MAINMIC"}, | |
1098 | {"Analog Left Capture Route", "Aux/FM Left", "AFML"}, | |
1099 | ||
1100 | {"Analog Right Capture Route", "Headset Mic", "HSMIC"}, | |
1101 | {"Analog Right Capture Route", "Sub Mic", "SUBMIC"}, | |
1102 | {"Analog Right Capture Route", "Aux/FM Right", "AFMR"}, | |
1103 | ||
1104 | {"MicAmpL", NULL, "Analog Left Capture Route"}, | |
1105 | {"MicAmpR", NULL, "Analog Right Capture Route"}, | |
1106 | ||
1107 | {"ADC Left", NULL, "MicAmpL"}, | |
1108 | {"ADC Right", NULL, "MicAmpR"}, | |
1109 | ||
370a0314 JEC |
1110 | /* AFM path */ |
1111 | {"AFMAmpL", "NULL", "AFML"}, | |
1112 | {"AFMAmpR", "NULL", "AFMR"}, | |
1113 | ||
1114 | {"HS Left Playback", "HS DAC", "HSDAC Left"}, | |
1115 | {"HS Left Playback", "Line-In amp", "AFMAmpL"}, | |
8ecbabd9 | 1116 | |
370a0314 JEC |
1117 | {"HS Right Playback", "HS DAC", "HSDAC Right"}, |
1118 | {"HS Right Playback", "Line-In amp", "AFMAmpR"}, | |
1119 | ||
1120 | {"Headset Left Driver", "NULL", "HS Left Playback"}, | |
1121 | {"Headset Right Driver", "NULL", "HS Right Playback"}, | |
8ecbabd9 MLC |
1122 | |
1123 | {"HSOL", NULL, "Headset Left Driver"}, | |
1124 | {"HSOR", NULL, "Headset Right Driver"}, | |
1125 | ||
871a05a7 JEC |
1126 | /* Earphone playback path */ |
1127 | {"Earphone Driver", "Switch", "HSDAC Left"}, | |
1128 | {"EP", NULL, "Earphone Driver"}, | |
1129 | ||
370a0314 JEC |
1130 | {"HF Left Playback", "HF DAC", "HFDAC Left"}, |
1131 | {"HF Left Playback", "Line-In amp", "AFMAmpL"}, | |
1132 | ||
1133 | {"HF Right Playback", "HF DAC", "HFDAC Right"}, | |
1134 | {"HF Right Playback", "Line-In amp", "AFMAmpR"}, | |
8ecbabd9 | 1135 | |
370a0314 JEC |
1136 | {"HFDAC Left PGA", NULL, "HF Left Playback"}, |
1137 | {"HFDAC Right PGA", NULL, "HF Right Playback"}, | |
8ecbabd9 MLC |
1138 | |
1139 | {"Handsfree Left Driver", "Switch", "HFDAC Left PGA"}, | |
1140 | {"Handsfree Right Driver", "Switch", "HFDAC Right PGA"}, | |
1141 | ||
1142 | {"HFL", NULL, "Handsfree Left Driver"}, | |
1143 | {"HFR", NULL, "Handsfree Right Driver"}, | |
1144 | }; | |
1145 | ||
1146 | static int twl6040_add_widgets(struct snd_soc_codec *codec) | |
1147 | { | |
ce6120cc | 1148 | struct snd_soc_dapm_context *dapm = &codec->dapm; |
8ecbabd9 | 1149 | |
ce6120cc LG |
1150 | snd_soc_dapm_new_controls(dapm, twl6040_dapm_widgets, |
1151 | ARRAY_SIZE(twl6040_dapm_widgets)); | |
1152 | snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon)); | |
1153 | snd_soc_dapm_new_widgets(dapm); | |
8ecbabd9 MLC |
1154 | |
1155 | return 0; | |
1156 | } | |
1157 | ||
8ecbabd9 MLC |
1158 | static int twl6040_set_bias_level(struct snd_soc_codec *codec, |
1159 | enum snd_soc_bias_level level) | |
1160 | { | |
fb34d3d5 | 1161 | struct twl6040 *twl6040 = codec->control_data; |
d4a8ca24 | 1162 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
8ecbabd9 MLC |
1163 | int ret; |
1164 | ||
1165 | switch (level) { | |
1166 | case SND_SOC_BIAS_ON: | |
1167 | break; | |
1168 | case SND_SOC_BIAS_PREPARE: | |
1169 | break; | |
1170 | case SND_SOC_BIAS_STANDBY: | |
1171 | if (priv->codec_powered) | |
1172 | break; | |
1173 | ||
fb34d3d5 MLC |
1174 | ret = twl6040_power(twl6040, 1); |
1175 | if (ret) | |
1176 | return ret; | |
8ecbabd9 | 1177 | |
fb34d3d5 | 1178 | priv->codec_powered = 1; |
8ecbabd9 MLC |
1179 | |
1180 | /* initialize vdd/vss registers with reg_cache */ | |
1181 | twl6040_init_vdd_regs(codec); | |
65b7cecc OM |
1182 | |
1183 | /* Set external boost GPO */ | |
1184 | twl6040_write(codec, TWL6040_REG_GPOCTL, 0x02); | |
8ecbabd9 MLC |
1185 | break; |
1186 | case SND_SOC_BIAS_OFF: | |
1187 | if (!priv->codec_powered) | |
1188 | break; | |
1189 | ||
fb34d3d5 | 1190 | twl6040_power(twl6040, 0); |
8ecbabd9 MLC |
1191 | priv->codec_powered = 0; |
1192 | break; | |
1193 | } | |
1194 | ||
fb34d3d5 MLC |
1195 | /* get PLL and sysclk after power transition */ |
1196 | priv->pll = twl6040_get_pll(twl6040); | |
1197 | priv->sysclk = twl6040_get_sysclk(twl6040); | |
ce6120cc | 1198 | codec->dapm.bias_level = level; |
8ecbabd9 MLC |
1199 | |
1200 | return 0; | |
1201 | } | |
1202 | ||
1203 | /* set of rates for each pll: low-power and high-performance */ | |
1204 | ||
1205 | static unsigned int lp_rates[] = { | |
e17e4ab8 LG |
1206 | 8000, |
1207 | 11250, | |
1208 | 16000, | |
1209 | 22500, | |
1210 | 32000, | |
1211 | 44100, | |
1212 | 48000, | |
8ecbabd9 MLC |
1213 | 88200, |
1214 | 96000, | |
1215 | }; | |
1216 | ||
1217 | static struct snd_pcm_hw_constraint_list lp_constraints = { | |
1218 | .count = ARRAY_SIZE(lp_rates), | |
1219 | .list = lp_rates, | |
1220 | }; | |
1221 | ||
1222 | static unsigned int hp_rates[] = { | |
e17e4ab8 LG |
1223 | 8000, |
1224 | 16000, | |
1225 | 32000, | |
1226 | 48000, | |
8ecbabd9 MLC |
1227 | 96000, |
1228 | }; | |
1229 | ||
1230 | static struct snd_pcm_hw_constraint_list hp_constraints = { | |
1231 | .count = ARRAY_SIZE(hp_rates), | |
1232 | .list = hp_rates, | |
1233 | }; | |
1234 | ||
1235 | static int twl6040_startup(struct snd_pcm_substream *substream, | |
1236 | struct snd_soc_dai *dai) | |
1237 | { | |
1238 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 1239 | struct snd_soc_codec *codec = rtd->codec; |
d4a8ca24 | 1240 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
8ecbabd9 | 1241 | |
8ecbabd9 MLC |
1242 | snd_pcm_hw_constraint_list(substream->runtime, 0, |
1243 | SNDRV_PCM_HW_PARAM_RATE, | |
1244 | priv->sysclk_constraints); | |
1245 | ||
1246 | return 0; | |
1247 | } | |
1248 | ||
1249 | static int twl6040_hw_params(struct snd_pcm_substream *substream, | |
1250 | struct snd_pcm_hw_params *params, | |
1251 | struct snd_soc_dai *dai) | |
1252 | { | |
1253 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 1254 | struct snd_soc_codec *codec = rtd->codec; |
fb34d3d5 | 1255 | struct twl6040 *twl6040 = codec->control_data; |
d4a8ca24 | 1256 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
fb34d3d5 MLC |
1257 | unsigned int sysclk; |
1258 | int rate, ret; | |
8ecbabd9 MLC |
1259 | |
1260 | /* nothing to do for high-perf pll, it supports only 48 kHz */ | |
1261 | if (priv->pll == TWL6040_HPPLL_ID) | |
1262 | return 0; | |
1263 | ||
8ecbabd9 MLC |
1264 | rate = params_rate(params); |
1265 | switch (rate) { | |
60ea4cec OM |
1266 | case 11250: |
1267 | case 22500: | |
1268 | case 44100: | |
8ecbabd9 | 1269 | case 88200: |
fb34d3d5 | 1270 | sysclk = 17640000; |
8ecbabd9 | 1271 | break; |
60ea4cec OM |
1272 | case 8000: |
1273 | case 16000: | |
1274 | case 32000: | |
1275 | case 48000: | |
8ecbabd9 | 1276 | case 96000: |
fb34d3d5 | 1277 | sysclk = 19200000; |
8ecbabd9 MLC |
1278 | break; |
1279 | default: | |
1280 | dev_err(codec->dev, "unsupported rate %d\n", rate); | |
1281 | return -EINVAL; | |
1282 | } | |
1283 | ||
fb34d3d5 MLC |
1284 | ret = twl6040_set_pll(twl6040, TWL6040_LPPLL_ID, priv->clk_in, sysclk); |
1285 | if (ret) | |
1286 | return ret; | |
1287 | ||
1288 | priv->sysclk = twl6040_get_sysclk(twl6040); | |
8ecbabd9 MLC |
1289 | |
1290 | return 0; | |
1291 | } | |
1292 | ||
4e624d06 OM |
1293 | static int twl6040_prepare(struct snd_pcm_substream *substream, |
1294 | struct snd_soc_dai *dai) | |
8ecbabd9 MLC |
1295 | { |
1296 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 1297 | struct snd_soc_codec *codec = rtd->codec; |
d4a8ca24 | 1298 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
8ecbabd9 | 1299 | |
4e624d06 OM |
1300 | if (!priv->sysclk) { |
1301 | dev_err(codec->dev, | |
1302 | "no mclk configured, call set_sysclk() on init\n"); | |
1303 | return -EINVAL; | |
1304 | } | |
1305 | ||
1306 | /* | |
1307 | * capture is not supported at 17.64 MHz, | |
1308 | * it's reserved for headset low-power playback scenario | |
1309 | */ | |
1310 | if ((priv->sysclk == 17640000) && | |
1311 | substream->stream == SNDRV_PCM_STREAM_CAPTURE) { | |
1312 | dev_err(codec->dev, | |
1313 | "capture mode is not supported at %dHz\n", | |
1314 | priv->sysclk); | |
1315 | return -EINVAL; | |
1316 | } | |
1317 | ||
1318 | if ((priv->sysclk == 17640000) && priv->non_lp) { | |
8ecbabd9 MLC |
1319 | dev_err(codec->dev, |
1320 | "some enabled paths aren't supported at %dHz\n", | |
1321 | priv->sysclk); | |
1322 | return -EPERM; | |
8ecbabd9 | 1323 | } |
8ecbabd9 MLC |
1324 | return 0; |
1325 | } | |
1326 | ||
1327 | static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai, | |
1328 | int clk_id, unsigned int freq, int dir) | |
1329 | { | |
1330 | struct snd_soc_codec *codec = codec_dai->codec; | |
fb34d3d5 | 1331 | struct twl6040 *twl6040 = codec->control_data; |
d4a8ca24 | 1332 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
fb34d3d5 | 1333 | int ret = 0; |
8ecbabd9 MLC |
1334 | |
1335 | switch (clk_id) { | |
1336 | case TWL6040_SYSCLK_SEL_LPPLL: | |
fb34d3d5 MLC |
1337 | ret = twl6040_set_pll(twl6040, TWL6040_LPPLL_ID, |
1338 | freq, priv->sysclk); | |
1339 | if (ret) | |
1340 | return ret; | |
8ecbabd9 | 1341 | |
fb34d3d5 | 1342 | headset_power_mode(codec, 0); |
8ecbabd9 MLC |
1343 | priv->sysclk_constraints = &lp_constraints; |
1344 | break; | |
1345 | case TWL6040_SYSCLK_SEL_HPPLL: | |
fb34d3d5 MLC |
1346 | ret = twl6040_set_pll(twl6040, TWL6040_HPPLL_ID, |
1347 | freq, priv->sysclk); | |
1348 | if (ret) | |
1349 | return ret; | |
8ecbabd9 | 1350 | |
8ecbabd9 | 1351 | headset_power_mode(codec, 1); |
8ecbabd9 MLC |
1352 | priv->sysclk_constraints = &hp_constraints; |
1353 | break; | |
1354 | default: | |
1355 | dev_err(codec->dev, "unknown clk_id %d\n", clk_id); | |
1356 | return -EINVAL; | |
1357 | } | |
1358 | ||
fb34d3d5 MLC |
1359 | priv->pll = twl6040_get_pll(twl6040); |
1360 | priv->clk_in = freq; | |
1361 | priv->sysclk = twl6040_get_sysclk(twl6040); | |
1362 | ||
8ecbabd9 MLC |
1363 | return 0; |
1364 | } | |
1365 | ||
1366 | static struct snd_soc_dai_ops twl6040_dai_ops = { | |
1367 | .startup = twl6040_startup, | |
1368 | .hw_params = twl6040_hw_params, | |
4e624d06 | 1369 | .prepare = twl6040_prepare, |
8ecbabd9 MLC |
1370 | .set_sysclk = twl6040_set_dai_sysclk, |
1371 | }; | |
1372 | ||
6510bdc3 LG |
1373 | static struct snd_soc_dai_driver twl6040_dai[] = { |
1374 | { | |
1375 | .name = "twl6040-ul", | |
1376 | .capture = { | |
1377 | .stream_name = "Capture", | |
1378 | .channels_min = 1, | |
1379 | .channels_max = 2, | |
1380 | .rates = TWL6040_RATES, | |
1381 | .formats = TWL6040_FORMATS, | |
1382 | }, | |
1383 | .ops = &twl6040_dai_ops, | |
1384 | }, | |
1385 | { | |
1386 | .name = "twl6040-dl1", | |
8ecbabd9 | 1387 | .playback = { |
6510bdc3 | 1388 | .stream_name = "Headset Playback", |
8ecbabd9 | 1389 | .channels_min = 1, |
6510bdc3 | 1390 | .channels_max = 2, |
8ecbabd9 MLC |
1391 | .rates = TWL6040_RATES, |
1392 | .formats = TWL6040_FORMATS, | |
1393 | }, | |
6510bdc3 LG |
1394 | .ops = &twl6040_dai_ops, |
1395 | }, | |
1396 | { | |
1397 | .name = "twl6040-dl2", | |
1398 | .playback = { | |
1399 | .stream_name = "Handsfree Playback", | |
8ecbabd9 MLC |
1400 | .channels_min = 1, |
1401 | .channels_max = 2, | |
1402 | .rates = TWL6040_RATES, | |
1403 | .formats = TWL6040_FORMATS, | |
1404 | }, | |
1405 | .ops = &twl6040_dai_ops, | |
6510bdc3 LG |
1406 | }, |
1407 | { | |
1408 | .name = "twl6040-vib", | |
1409 | .playback = { | |
1410 | .stream_name = "Vibra Playback", | |
1411 | .channels_min = 2, | |
1412 | .channels_max = 2, | |
1413 | .rates = SNDRV_PCM_RATE_CONTINUOUS, | |
1414 | .formats = TWL6040_FORMATS, | |
1415 | }, | |
1416 | .ops = &twl6040_dai_ops, | |
1417 | }, | |
8ecbabd9 | 1418 | }; |
8ecbabd9 MLC |
1419 | |
1420 | #ifdef CONFIG_PM | |
f0fba2ad | 1421 | static int twl6040_suspend(struct snd_soc_codec *codec, pm_message_t state) |
8ecbabd9 | 1422 | { |
8ecbabd9 MLC |
1423 | twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF); |
1424 | ||
1425 | return 0; | |
1426 | } | |
1427 | ||
f0fba2ad | 1428 | static int twl6040_resume(struct snd_soc_codec *codec) |
8ecbabd9 | 1429 | { |
8ecbabd9 | 1430 | twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
6c311041 | 1431 | twl6040_set_bias_level(codec, codec->dapm.suspend_bias_level); |
8ecbabd9 MLC |
1432 | |
1433 | return 0; | |
1434 | } | |
1435 | #else | |
1436 | #define twl6040_suspend NULL | |
1437 | #define twl6040_resume NULL | |
1438 | #endif | |
1439 | ||
f0fba2ad | 1440 | static int twl6040_probe(struct snd_soc_codec *codec) |
8ecbabd9 | 1441 | { |
8ecbabd9 | 1442 | struct twl6040_data *priv; |
8ecbabd9 MLC |
1443 | int ret = 0; |
1444 | ||
1445 | priv = kzalloc(sizeof(struct twl6040_data), GFP_KERNEL); | |
1446 | if (priv == NULL) | |
1447 | return -ENOMEM; | |
f0fba2ad | 1448 | snd_soc_codec_set_drvdata(codec, priv); |
8ecbabd9 | 1449 | |
a2d2362e | 1450 | priv->codec = codec; |
fb34d3d5 | 1451 | codec->control_data = dev_get_drvdata(codec->dev->parent); |
a2d2362e | 1452 | |
a2d2362e | 1453 | priv->workqueue = create_singlethread_workqueue("twl6040-codec"); |
19aab08d AL |
1454 | if (!priv->workqueue) { |
1455 | ret = -ENOMEM; | |
a2d2362e | 1456 | goto work_err; |
19aab08d | 1457 | } |
a2d2362e JEC |
1458 | |
1459 | INIT_DELAYED_WORK(&priv->delayed_work, twl6040_accessory_work); | |
1460 | ||
1461 | mutex_init(&priv->mutex); | |
8ecbabd9 | 1462 | |
1bf84759 MOC |
1463 | init_completion(&priv->headset.ramp_done); |
1464 | init_completion(&priv->handsfree.ramp_done); | |
8ecbabd9 | 1465 | |
1bf84759 MOC |
1466 | priv->hf_workqueue = create_singlethread_workqueue("twl6040-hf"); |
1467 | if (priv->hf_workqueue == NULL) { | |
1468 | ret = -ENOMEM; | |
fb34d3d5 | 1469 | goto hfwq_err; |
1bf84759 MOC |
1470 | } |
1471 | priv->hs_workqueue = create_singlethread_workqueue("twl6040-hs"); | |
1472 | if (priv->hs_workqueue == NULL) { | |
1473 | ret = -ENOMEM; | |
fb34d3d5 | 1474 | goto hswq_err; |
1bf84759 MOC |
1475 | } |
1476 | ||
1477 | INIT_DELAYED_WORK(&priv->hs_delayed_work, twl6040_pga_hs_work); | |
1478 | INIT_DELAYED_WORK(&priv->hf_delayed_work, twl6040_pga_hf_work); | |
1479 | ||
fb34d3d5 MLC |
1480 | ret = twl6040_request_irq(codec->control_data, TWL6040_IRQ_PLUG, |
1481 | twl6040_audio_handler, 0, | |
1482 | "twl6040_irq_plug", codec); | |
1483 | if (ret) { | |
1484 | dev_err(codec->dev, "PLUG IRQ request failed: %d\n", ret); | |
1485 | goto plugirq_err; | |
1486 | } | |
1487 | ||
1488 | /* init vio registers */ | |
1489 | twl6040_init_vio_regs(codec); | |
1490 | ||
8ecbabd9 MLC |
1491 | /* power on device */ |
1492 | ret = twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY); | |
1493 | if (ret) | |
1bf84759 | 1494 | goto bias_err; |
8ecbabd9 | 1495 | |
f0fba2ad LG |
1496 | snd_soc_add_controls(codec, twl6040_snd_controls, |
1497 | ARRAY_SIZE(twl6040_snd_controls)); | |
1498 | twl6040_add_widgets(codec); | |
8ecbabd9 MLC |
1499 | |
1500 | return 0; | |
1501 | ||
1bf84759 | 1502 | bias_err: |
fb34d3d5 MLC |
1503 | twl6040_free_irq(codec->control_data, TWL6040_IRQ_PLUG, codec); |
1504 | plugirq_err: | |
1bf84759 | 1505 | destroy_workqueue(priv->hs_workqueue); |
fb34d3d5 | 1506 | hswq_err: |
1bf84759 | 1507 | destroy_workqueue(priv->hf_workqueue); |
fb34d3d5 | 1508 | hfwq_err: |
a2d2362e JEC |
1509 | destroy_workqueue(priv->workqueue); |
1510 | work_err: | |
8ecbabd9 MLC |
1511 | kfree(priv); |
1512 | return ret; | |
1513 | } | |
1514 | ||
f0fba2ad | 1515 | static int twl6040_remove(struct snd_soc_codec *codec) |
8ecbabd9 | 1516 | { |
f0fba2ad | 1517 | struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); |
8ecbabd9 | 1518 | |
f0fba2ad | 1519 | twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF); |
fb34d3d5 | 1520 | twl6040_free_irq(codec->control_data, TWL6040_IRQ_PLUG, codec); |
a2d2362e | 1521 | destroy_workqueue(priv->workqueue); |
1bf84759 MOC |
1522 | destroy_workqueue(priv->hf_workqueue); |
1523 | destroy_workqueue(priv->hs_workqueue); | |
f0fba2ad | 1524 | kfree(priv); |
8ecbabd9 | 1525 | |
f0fba2ad LG |
1526 | return 0; |
1527 | } | |
8ecbabd9 | 1528 | |
f0fba2ad LG |
1529 | static struct snd_soc_codec_driver soc_codec_dev_twl6040 = { |
1530 | .probe = twl6040_probe, | |
1531 | .remove = twl6040_remove, | |
1532 | .suspend = twl6040_suspend, | |
1533 | .resume = twl6040_resume, | |
1534 | .read = twl6040_read_reg_cache, | |
1535 | .write = twl6040_write, | |
1536 | .set_bias_level = twl6040_set_bias_level, | |
1537 | .reg_cache_size = ARRAY_SIZE(twl6040_reg), | |
1538 | .reg_word_size = sizeof(u8), | |
1539 | .reg_cache_default = twl6040_reg, | |
1540 | }; | |
1541 | ||
1542 | static int __devinit twl6040_codec_probe(struct platform_device *pdev) | |
1543 | { | |
6510bdc3 LG |
1544 | return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_twl6040, |
1545 | twl6040_dai, ARRAY_SIZE(twl6040_dai)); | |
f0fba2ad LG |
1546 | } |
1547 | ||
1548 | static int __devexit twl6040_codec_remove(struct platform_device *pdev) | |
1549 | { | |
1550 | snd_soc_unregister_codec(&pdev->dev); | |
8ecbabd9 MLC |
1551 | return 0; |
1552 | } | |
1553 | ||
1554 | static struct platform_driver twl6040_codec_driver = { | |
1555 | .driver = { | |
f0fba2ad | 1556 | .name = "twl6040-codec", |
8ecbabd9 MLC |
1557 | .owner = THIS_MODULE, |
1558 | }, | |
1559 | .probe = twl6040_codec_probe, | |
1560 | .remove = __devexit_p(twl6040_codec_remove), | |
1561 | }; | |
1562 | ||
1563 | static int __init twl6040_codec_init(void) | |
1564 | { | |
1565 | return platform_driver_register(&twl6040_codec_driver); | |
1566 | } | |
1567 | module_init(twl6040_codec_init); | |
1568 | ||
1569 | static void __exit twl6040_codec_exit(void) | |
1570 | { | |
1571 | platform_driver_unregister(&twl6040_codec_driver); | |
1572 | } | |
1573 | module_exit(twl6040_codec_exit); | |
1574 | ||
1575 | MODULE_DESCRIPTION("ASoC TWL6040 codec driver"); | |
1576 | MODULE_AUTHOR("Misael Lopez Cruz"); | |
1577 | MODULE_LICENSE("GPL"); |