Commit | Line | Data |
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1536a968 KM |
1 | /* |
2 | * Renesas R-Car SRU/SCU/SSIU/SSI support | |
3 | * | |
4 | * Copyright (C) 2013 Renesas Solutions Corp. | |
5 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | |
6 | * | |
7 | * Based on fsi.c | |
8 | * Kuninori Morimoto <morimoto.kuninori@renesas.com> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | */ | |
14 | ||
15 | /* | |
16 | * Renesas R-Car sound device structure | |
17 | * | |
18 | * Gen1 | |
19 | * | |
20 | * SRU : Sound Routing Unit | |
21 | * - SRC : Sampling Rate Converter | |
22 | * - CMD | |
23 | * - CTU : Channel Count Conversion Unit | |
24 | * - MIX : Mixer | |
25 | * - DVC : Digital Volume and Mute Function | |
26 | * - SSI : Serial Sound Interface | |
27 | * | |
28 | * Gen2 | |
29 | * | |
30 | * SCU : Sampling Rate Converter Unit | |
31 | * - SRC : Sampling Rate Converter | |
32 | * - CMD | |
33 | * - CTU : Channel Count Conversion Unit | |
34 | * - MIX : Mixer | |
35 | * - DVC : Digital Volume and Mute Function | |
36 | * SSIU : Serial Sound Interface Unit | |
37 | * - SSI : Serial Sound Interface | |
38 | */ | |
39 | ||
40 | /* | |
41 | * driver data Image | |
42 | * | |
43 | * rsnd_priv | |
44 | * | | |
45 | * | ** this depends on Gen1/Gen2 | |
46 | * | | |
47 | * +- gen | |
48 | * | | |
49 | * | ** these depend on data path | |
50 | * | ** gen and platform data control it | |
51 | * | | |
52 | * +- rdai[0] | |
53 | * | | sru ssiu ssi | |
54 | * | +- playback -> [mod] -> [mod] -> [mod] -> ... | |
55 | * | | | |
56 | * | | sru ssiu ssi | |
57 | * | +- capture -> [mod] -> [mod] -> [mod] -> ... | |
58 | * | | |
59 | * +- rdai[1] | |
60 | * | | sru ssiu ssi | |
61 | * | +- playback -> [mod] -> [mod] -> [mod] -> ... | |
62 | * | | | |
63 | * | | sru ssiu ssi | |
64 | * | +- capture -> [mod] -> [mod] -> [mod] -> ... | |
65 | * ... | |
66 | * | | |
67 | * | ** these control ssi | |
68 | * | | |
69 | * +- ssi | |
70 | * | | | |
71 | * | +- ssi[0] | |
72 | * | +- ssi[1] | |
73 | * | +- ssi[2] | |
74 | * | ... | |
75 | * | | |
ba9c949f | 76 | * | ** these control src |
1536a968 | 77 | * | |
ba9c949f | 78 | * +- src |
1536a968 | 79 | * | |
ba9c949f KM |
80 | * +- src[0] |
81 | * +- src[1] | |
82 | * +- src[2] | |
1536a968 KM |
83 | * ... |
84 | * | |
85 | * | |
86 | * for_each_rsnd_dai(xx, priv, xx) | |
87 | * rdai[0] => rdai[1] => rdai[2] => ... | |
88 | * | |
89 | * for_each_rsnd_mod(xx, rdai, xx) | |
90 | * [mod] => [mod] => [mod] => ... | |
91 | * | |
92 | * rsnd_dai_call(xxx, fn ) | |
93 | * [mod]->fn() -> [mod]->fn() -> [mod]->fn()... | |
94 | * | |
95 | */ | |
96 | #include <linux/pm_runtime.h> | |
97 | #include "rsnd.h" | |
98 | ||
99 | #define RSND_RATES SNDRV_PCM_RATE_8000_96000 | |
100 | #define RSND_FMTS (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) | |
101 | ||
33187fb4 | 102 | static const struct of_device_id rsnd_of_match[] = { |
e797f58e KM |
103 | { .compatible = "renesas,rcar_sound-gen1", .data = (void *)RSND_GEN1 }, |
104 | { .compatible = "renesas,rcar_sound-gen2", .data = (void *)RSND_GEN2 }, | |
105 | { .compatible = "renesas,rcar_sound-gen3", .data = (void *)RSND_GEN2 }, /* gen2 compatible */ | |
90e8e50f KM |
106 | {}, |
107 | }; | |
108 | MODULE_DEVICE_TABLE(of, rsnd_of_match); | |
109 | ||
81ad174d KM |
110 | /* |
111 | * rsnd_mod functions | |
112 | */ | |
f1df1229 KM |
113 | void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type) |
114 | { | |
115 | if (mod->type != type) { | |
116 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
117 | struct device *dev = rsnd_priv_to_dev(priv); | |
118 | ||
119 | dev_warn(dev, "%s[%d] is not your expected module\n", | |
120 | rsnd_mod_name(mod), rsnd_mod_id(mod)); | |
121 | } | |
122 | } | |
123 | ||
cdaa3cdf KM |
124 | char *rsnd_mod_name(struct rsnd_mod *mod) |
125 | { | |
126 | if (!mod || !mod->ops) | |
127 | return "unknown"; | |
128 | ||
129 | return mod->ops->name; | |
130 | } | |
131 | ||
9b99e9a7 KM |
132 | struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, |
133 | struct rsnd_mod *mod) | |
d9288d0b | 134 | { |
72adc61f KM |
135 | if (!mod || !mod->ops || !mod->ops->dma_req) |
136 | return NULL; | |
d9288d0b | 137 | |
9b99e9a7 | 138 | return mod->ops->dma_req(io, mod); |
d9288d0b KM |
139 | } |
140 | ||
2099bc8e KM |
141 | int rsnd_mod_init(struct rsnd_priv *priv, |
142 | struct rsnd_mod *mod, | |
cdaa3cdf | 143 | struct rsnd_mod_ops *ops, |
85642952 | 144 | struct clk *clk, |
a126021d | 145 | enum rsnd_mod_type type, |
cdaa3cdf KM |
146 | int id) |
147 | { | |
2f78dd7f KM |
148 | int ret = clk_prepare(clk); |
149 | ||
150 | if (ret) | |
151 | return ret; | |
152 | ||
cdaa3cdf KM |
153 | mod->id = id; |
154 | mod->ops = ops; | |
a126021d | 155 | mod->type = type; |
85642952 | 156 | mod->clk = clk; |
2099bc8e | 157 | mod->priv = priv; |
2f78dd7f KM |
158 | |
159 | return ret; | |
160 | } | |
161 | ||
162 | void rsnd_mod_quit(struct rsnd_mod *mod) | |
163 | { | |
164 | if (mod->clk) | |
165 | clk_unprepare(mod->clk); | |
cdaa3cdf KM |
166 | } |
167 | ||
f501b7a4 KM |
168 | void rsnd_mod_interrupt(struct rsnd_mod *mod, |
169 | void (*callback)(struct rsnd_mod *mod, | |
170 | struct rsnd_dai_stream *io)) | |
171 | { | |
172 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
173 | struct rsnd_dai_stream *io; | |
174 | struct rsnd_dai *rdai; | |
2daf71ad | 175 | int i; |
f501b7a4 | 176 | |
2daf71ad KM |
177 | for_each_rsnd_dai(rdai, priv, i) { |
178 | io = &rdai->playback; | |
179 | if (mod == io->mod[mod->type]) | |
180 | callback(mod, io); | |
f501b7a4 | 181 | |
2daf71ad KM |
182 | io = &rdai->capture; |
183 | if (mod == io->mod[mod->type]) | |
184 | callback(mod, io); | |
f501b7a4 KM |
185 | } |
186 | } | |
187 | ||
d5bbe7de | 188 | int rsnd_io_is_working(struct rsnd_dai_stream *io) |
02299d98 | 189 | { |
02299d98 KM |
190 | /* see rsnd_dai_stream_init/quit() */ |
191 | return !!io->substream; | |
192 | } | |
193 | ||
d7bdbc5d | 194 | /* |
3023b384 | 195 | * ADINR function |
d7bdbc5d | 196 | */ |
3023b384 | 197 | u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
d7bdbc5d KM |
198 | { |
199 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
d7bdbc5d KM |
200 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
201 | struct device *dev = rsnd_priv_to_dev(priv); | |
202 | u32 adinr = runtime->channels; | |
203 | ||
204 | switch (runtime->sample_bits) { | |
205 | case 16: | |
206 | adinr |= (8 << 16); | |
207 | break; | |
208 | case 32: | |
209 | adinr |= (0 << 16); | |
210 | break; | |
211 | default: | |
212 | dev_warn(dev, "not supported sample bits\n"); | |
213 | return 0; | |
214 | } | |
215 | ||
216 | return adinr; | |
217 | } | |
218 | ||
bfe1360d KM |
219 | u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
220 | { | |
221 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
222 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
223 | struct device *dev = rsnd_priv_to_dev(priv); | |
224 | u32 chan = runtime->channels; | |
225 | ||
226 | switch (chan) { | |
227 | case 1: | |
228 | case 2: | |
229 | case 4: | |
230 | case 6: | |
231 | case 8: | |
232 | break; | |
233 | default: | |
234 | dev_warn(dev, "not supported channel\n"); | |
235 | chan = 0; | |
236 | break; | |
237 | } | |
238 | ||
239 | return chan; | |
240 | } | |
4689032b KM |
241 | |
242 | /* | |
243 | * DALIGN function | |
244 | */ | |
245 | u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) | |
246 | { | |
247 | struct rsnd_mod *src = rsnd_io_to_mod_src(io); | |
248 | struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); | |
249 | struct rsnd_mod *target = src ? src : ssi; | |
250 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
251 | u32 val = 0x76543210; | |
252 | u32 mask = ~0; | |
253 | ||
254 | mask <<= runtime->channels * 4; | |
255 | val = val & mask; | |
256 | ||
257 | switch (runtime->sample_bits) { | |
258 | case 16: | |
259 | val |= 0x67452301 & ~mask; | |
260 | break; | |
261 | case 32: | |
262 | val |= 0x76543210 & ~mask; | |
263 | break; | |
264 | } | |
265 | ||
266 | /* | |
267 | * exchange channeles on SRC if possible, | |
268 | * otherwise, R/L volume settings on DVC | |
269 | * changes inverted channels | |
270 | */ | |
271 | if (mod == target) | |
272 | return val; | |
273 | else | |
274 | return 0x76543210; | |
275 | } | |
276 | ||
1536a968 KM |
277 | /* |
278 | * rsnd_dai functions | |
279 | */ | |
c2dc47d5 | 280 | #define rsnd_mod_call(idx, io, func, param...) \ |
d870a91e KM |
281 | ({ \ |
282 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ | |
c2dc47d5 | 283 | struct rsnd_mod *mod = (io)->mod[idx]; \ |
d870a91e | 284 | struct device *dev = rsnd_priv_to_dev(priv); \ |
c2dc47d5 | 285 | u32 *status = (io)->mod_status + idx; \ |
5451ea44 | 286 | u32 mask = 0xF << __rsnd_mod_shift_##func; \ |
c2dc47d5 | 287 | u8 val = (*status >> __rsnd_mod_shift_##func) & 0xF; \ |
5451ea44 | 288 | u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \ |
417f9642 | 289 | int ret = 0; \ |
32a96d55 | 290 | int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \ |
c2dc47d5 | 291 | *status = (*status & ~mask) + \ |
a48e3f97 | 292 | (add << __rsnd_mod_shift_##func); \ |
1355720a KM |
293 | dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ |
294 | rsnd_mod_name(mod), rsnd_mod_id(mod), \ | |
c2dc47d5 | 295 | *status, call ? #func : ""); \ |
1355720a KM |
296 | if (call) \ |
297 | ret = (mod)->ops->func(mod, io, param); \ | |
417f9642 | 298 | ret; \ |
d870a91e KM |
299 | }) |
300 | ||
690602fc | 301 | #define rsnd_dai_call(fn, io, param...) \ |
d870a91e | 302 | ({ \ |
a126021d KM |
303 | struct rsnd_mod *mod; \ |
304 | int ret = 0, i; \ | |
305 | for (i = 0; i < RSND_MOD_MAX; i++) { \ | |
306 | mod = (io)->mod[i]; \ | |
307 | if (!mod) \ | |
308 | continue; \ | |
c2dc47d5 | 309 | ret |= rsnd_mod_call(i, io, fn, param); \ |
d870a91e KM |
310 | } \ |
311 | ret; \ | |
cdaa3cdf KM |
312 | }) |
313 | ||
27924f32 KM |
314 | int rsnd_dai_connect(struct rsnd_mod *mod, |
315 | struct rsnd_dai_stream *io, | |
316 | enum rsnd_mod_type type) | |
cdaa3cdf | 317 | { |
48725e9c KM |
318 | struct rsnd_priv *priv; |
319 | struct device *dev; | |
84e95355 | 320 | |
6020779b | 321 | if (!mod) |
cdaa3cdf | 322 | return -EIO; |
cdaa3cdf | 323 | |
48725e9c KM |
324 | priv = rsnd_mod_to_priv(mod); |
325 | dev = rsnd_priv_to_dev(priv); | |
326 | ||
27924f32 | 327 | io->mod[type] = mod; |
cdaa3cdf | 328 | |
84e95355 KM |
329 | dev_dbg(dev, "%s[%d] is connected to io (%s)\n", |
330 | rsnd_mod_name(mod), rsnd_mod_id(mod), | |
331 | rsnd_io_is_play(io) ? "Playback" : "Capture"); | |
332 | ||
cdaa3cdf KM |
333 | return 0; |
334 | } | |
335 | ||
d3a76823 | 336 | static void rsnd_dai_disconnect(struct rsnd_mod *mod, |
27924f32 KM |
337 | struct rsnd_dai_stream *io, |
338 | enum rsnd_mod_type type) | |
d3a76823 | 339 | { |
27924f32 | 340 | io->mod[type] = NULL; |
d3a76823 KM |
341 | } |
342 | ||
710d0889 | 343 | struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id) |
1536a968 | 344 | { |
ecba9e72 | 345 | if ((id < 0) || (id >= rsnd_rdai_nr(priv))) |
2192f81c KM |
346 | return NULL; |
347 | ||
1536a968 KM |
348 | return priv->rdai + id; |
349 | } | |
350 | ||
eb2535f5 | 351 | #define rsnd_dai_to_priv(dai) snd_soc_dai_get_drvdata(dai) |
1536a968 KM |
352 | static struct rsnd_dai *rsnd_dai_to_rdai(struct snd_soc_dai *dai) |
353 | { | |
eb2535f5 | 354 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 | 355 | |
710d0889 | 356 | return rsnd_rdai_get(priv, dai->id); |
1536a968 KM |
357 | } |
358 | ||
1536a968 KM |
359 | /* |
360 | * rsnd_soc_dai functions | |
361 | */ | |
362 | int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional) | |
363 | { | |
364 | struct snd_pcm_substream *substream = io->substream; | |
365 | struct snd_pcm_runtime *runtime = substream->runtime; | |
366 | int pos = io->byte_pos + additional; | |
367 | ||
368 | pos %= (runtime->periods * io->byte_per_period); | |
369 | ||
370 | return pos; | |
371 | } | |
372 | ||
75defee0 | 373 | bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int byte) |
1536a968 KM |
374 | { |
375 | io->byte_pos += byte; | |
376 | ||
377 | if (io->byte_pos >= io->next_period_byte) { | |
378 | struct snd_pcm_substream *substream = io->substream; | |
379 | struct snd_pcm_runtime *runtime = substream->runtime; | |
380 | ||
381 | io->period_pos++; | |
382 | io->next_period_byte += io->byte_per_period; | |
383 | ||
384 | if (io->period_pos >= runtime->periods) { | |
385 | io->byte_pos = 0; | |
386 | io->period_pos = 0; | |
387 | io->next_period_byte = io->byte_per_period; | |
388 | } | |
389 | ||
75defee0 | 390 | return true; |
1536a968 | 391 | } |
75defee0 KM |
392 | |
393 | return false; | |
394 | } | |
395 | ||
396 | void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io) | |
397 | { | |
398 | struct snd_pcm_substream *substream = io->substream; | |
399 | ||
400 | /* | |
401 | * this function should be called... | |
402 | * | |
403 | * - if rsnd_dai_pointer_update() returns true | |
404 | * - without spin lock | |
405 | */ | |
406 | ||
407 | snd_pcm_period_elapsed(substream); | |
1536a968 KM |
408 | } |
409 | ||
5626ad08 | 410 | static void rsnd_dai_stream_init(struct rsnd_dai_stream *io, |
1536a968 KM |
411 | struct snd_pcm_substream *substream) |
412 | { | |
413 | struct snd_pcm_runtime *runtime = substream->runtime; | |
414 | ||
1536a968 KM |
415 | io->substream = substream; |
416 | io->byte_pos = 0; | |
417 | io->period_pos = 0; | |
418 | io->byte_per_period = runtime->period_size * | |
419 | runtime->channels * | |
420 | samples_to_bytes(runtime, 1); | |
421 | io->next_period_byte = io->byte_per_period; | |
5626ad08 | 422 | } |
1536a968 | 423 | |
5626ad08 KM |
424 | static void rsnd_dai_stream_quit(struct rsnd_dai_stream *io) |
425 | { | |
426 | io->substream = NULL; | |
1536a968 KM |
427 | } |
428 | ||
429 | static | |
430 | struct snd_soc_dai *rsnd_substream_to_dai(struct snd_pcm_substream *substream) | |
431 | { | |
432 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
433 | ||
434 | return rtd->cpu_dai; | |
435 | } | |
436 | ||
437 | static | |
438 | struct rsnd_dai_stream *rsnd_rdai_to_io(struct rsnd_dai *rdai, | |
439 | struct snd_pcm_substream *substream) | |
440 | { | |
441 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
442 | return &rdai->playback; | |
443 | else | |
444 | return &rdai->capture; | |
445 | } | |
446 | ||
447 | static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, | |
448 | struct snd_soc_dai *dai) | |
449 | { | |
eb2535f5 | 450 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 KM |
451 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); |
452 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
1536a968 KM |
453 | int ret; |
454 | unsigned long flags; | |
455 | ||
02299d98 | 456 | spin_lock_irqsave(&priv->lock, flags); |
1536a968 KM |
457 | |
458 | switch (cmd) { | |
459 | case SNDRV_PCM_TRIGGER_START: | |
5626ad08 | 460 | rsnd_dai_stream_init(io, substream); |
1536a968 | 461 | |
690602fc | 462 | ret = rsnd_dai_call(init, io, priv); |
cdaa3cdf KM |
463 | if (ret < 0) |
464 | goto dai_trigger_end; | |
465 | ||
690602fc | 466 | ret = rsnd_dai_call(start, io, priv); |
cdaa3cdf KM |
467 | if (ret < 0) |
468 | goto dai_trigger_end; | |
1536a968 KM |
469 | break; |
470 | case SNDRV_PCM_TRIGGER_STOP: | |
690602fc | 471 | ret = rsnd_dai_call(stop, io, priv); |
cdaa3cdf | 472 | |
89e3e2c3 | 473 | ret |= rsnd_dai_call(quit, io, priv); |
cdaa3cdf | 474 | |
5626ad08 | 475 | rsnd_dai_stream_quit(io); |
1536a968 KM |
476 | break; |
477 | default: | |
478 | ret = -EINVAL; | |
479 | } | |
480 | ||
481 | dai_trigger_end: | |
02299d98 | 482 | spin_unlock_irqrestore(&priv->lock, flags); |
1536a968 KM |
483 | |
484 | return ret; | |
485 | } | |
486 | ||
487 | static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) | |
488 | { | |
489 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
490 | ||
491 | /* set master/slave audio interface */ | |
492 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
493 | case SND_SOC_DAIFMT_CBM_CFM: | |
e1508289 | 494 | rdai->clk_master = 0; |
1536a968 KM |
495 | break; |
496 | case SND_SOC_DAIFMT_CBS_CFS: | |
e1508289 | 497 | rdai->clk_master = 1; /* codec is slave, cpu is master */ |
1536a968 KM |
498 | break; |
499 | default: | |
500 | return -EINVAL; | |
501 | } | |
502 | ||
1536a968 KM |
503 | /* set format */ |
504 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
505 | case SND_SOC_DAIFMT_I2S: | |
506 | rdai->sys_delay = 0; | |
507 | rdai->data_alignment = 0; | |
1a7889ca | 508 | rdai->frm_clk_inv = 0; |
1536a968 KM |
509 | break; |
510 | case SND_SOC_DAIFMT_LEFT_J: | |
511 | rdai->sys_delay = 1; | |
512 | rdai->data_alignment = 0; | |
1a7889ca | 513 | rdai->frm_clk_inv = 1; |
1536a968 KM |
514 | break; |
515 | case SND_SOC_DAIFMT_RIGHT_J: | |
516 | rdai->sys_delay = 1; | |
517 | rdai->data_alignment = 1; | |
1a7889ca KM |
518 | rdai->frm_clk_inv = 1; |
519 | break; | |
520 | } | |
521 | ||
522 | /* set clock inversion */ | |
523 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
524 | case SND_SOC_DAIFMT_NB_IF: | |
525 | rdai->bit_clk_inv = rdai->bit_clk_inv; | |
526 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
527 | break; | |
528 | case SND_SOC_DAIFMT_IB_NF: | |
529 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
530 | rdai->frm_clk_inv = rdai->frm_clk_inv; | |
531 | break; | |
532 | case SND_SOC_DAIFMT_IB_IF: | |
533 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
534 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
535 | break; | |
536 | case SND_SOC_DAIFMT_NB_NF: | |
537 | default: | |
1536a968 KM |
538 | break; |
539 | } | |
540 | ||
541 | return 0; | |
542 | } | |
543 | ||
544 | static const struct snd_soc_dai_ops rsnd_soc_dai_ops = { | |
545 | .trigger = rsnd_soc_dai_trigger, | |
546 | .set_fmt = rsnd_soc_dai_set_fmt, | |
547 | }; | |
548 | ||
2ea6b074 | 549 | static int rsnd_dai_probe(struct rsnd_priv *priv) |
90e8e50f | 550 | { |
94e2710c KM |
551 | struct device_node *dai_node; |
552 | struct device_node *dai_np, *np, *node; | |
90e8e50f | 553 | struct device_node *playback, *capture; |
94e2710c KM |
554 | struct rsnd_dai_stream *io_playback; |
555 | struct rsnd_dai_stream *io_capture; | |
556 | struct snd_soc_dai_driver *drv; | |
557 | struct rsnd_dai *rdai; | |
2ea6b074 | 558 | struct device *dev = rsnd_priv_to_dev(priv); |
94e2710c KM |
559 | int nr, dai_i, io_i, np_i; |
560 | int ret; | |
90e8e50f | 561 | |
94e2710c | 562 | dai_node = rsnd_dai_of_node(priv); |
90e8e50f | 563 | nr = of_get_child_count(dai_node); |
94e2710c KM |
564 | if (!nr) { |
565 | ret = -EINVAL; | |
566 | goto rsnd_dai_probe_done; | |
90e8e50f KM |
567 | } |
568 | ||
94e2710c KM |
569 | drv = devm_kzalloc(dev, sizeof(*drv) * nr, GFP_KERNEL); |
570 | rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL); | |
571 | if (!drv || !rdai) { | |
572 | ret = -ENOMEM; | |
573 | goto rsnd_dai_probe_done; | |
574 | } | |
90e8e50f | 575 | |
94e2710c KM |
576 | priv->rdai_nr = nr; |
577 | priv->daidrv = drv; | |
578 | priv->rdai = rdai; | |
90e8e50f KM |
579 | |
580 | /* | |
581 | * parse all dai | |
582 | */ | |
583 | dai_i = 0; | |
584 | for_each_child_of_node(dai_node, dai_np) { | |
94e2710c KM |
585 | rdai = rsnd_rdai_get(priv, dai_i); |
586 | drv = drv + dai_i; | |
587 | io_playback = &rdai->playback; | |
588 | io_capture = &rdai->capture; | |
589 | ||
590 | snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); | |
591 | ||
592 | rdai->priv = priv; | |
593 | drv->name = rdai->name; | |
594 | drv->ops = &rsnd_soc_dai_ops; | |
595 | ||
596 | snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE, | |
597 | "DAI%d Playback", dai_i); | |
598 | drv->playback.rates = RSND_RATES; | |
599 | drv->playback.formats = RSND_FMTS; | |
600 | drv->playback.channels_min = 2; | |
601 | drv->playback.channels_max = 2; | |
602 | drv->playback.stream_name = rdai->playback.name; | |
603 | ||
604 | snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, | |
605 | "DAI%d Capture", dai_i); | |
606 | drv->capture.rates = RSND_RATES; | |
607 | drv->capture.formats = RSND_FMTS; | |
608 | drv->capture.channels_min = 2; | |
609 | drv->capture.channels_max = 2; | |
610 | drv->capture.stream_name = rdai->capture.name; | |
611 | ||
612 | rdai->playback.rdai = rdai; | |
613 | rdai->capture.rdai = rdai; | |
90e8e50f | 614 | |
94e2710c KM |
615 | #define mod_parse(name) \ |
616 | node = rsnd_##name##_of_node(priv); \ | |
617 | if (node) { \ | |
618 | struct rsnd_mod *mod; \ | |
619 | np_i = 0; \ | |
620 | for_each_child_of_node(node, np) { \ | |
621 | mod = rsnd_##name##_mod_get(priv, np_i); \ | |
622 | if (np == playback) \ | |
623 | rsnd_dai_connect(mod, io_playback, mod->type); \ | |
624 | if (np == capture) \ | |
625 | rsnd_dai_connect(mod, io_capture, mod->type); \ | |
626 | np_i++; \ | |
627 | } \ | |
628 | of_node_put(node); \ | |
629 | } | |
90e8e50f | 630 | |
94e2710c KM |
631 | for (io_i = 0;; io_i++) { |
632 | playback = of_parse_phandle(dai_np, "playback", io_i); | |
633 | capture = of_parse_phandle(dai_np, "capture", io_i); | |
90e8e50f KM |
634 | |
635 | if (!playback && !capture) | |
636 | break; | |
637 | ||
638 | mod_parse(ssi); | |
639 | mod_parse(src); | |
9269e3c3 | 640 | mod_parse(ctu); |
70fb1052 | 641 | mod_parse(mix); |
34cb6123 | 642 | mod_parse(dvc); |
90e8e50f | 643 | |
a493b6a6 JL |
644 | of_node_put(playback); |
645 | of_node_put(capture); | |
90e8e50f KM |
646 | } |
647 | ||
648 | dai_i++; | |
1536a968 | 649 | |
94e2710c KM |
650 | dev_dbg(dev, "%s (%s/%s)\n", rdai->name, |
651 | rsnd_io_to_mod_ssi(io_playback) ? "play" : " -- ", | |
652 | rsnd_io_to_mod_ssi(io_capture) ? "capture" : " -- "); | |
1536a968 KM |
653 | } |
654 | ||
94e2710c | 655 | ret = 0; |
49848073 | 656 | |
94e2710c KM |
657 | rsnd_dai_probe_done: |
658 | of_node_put(dai_node); | |
1536a968 | 659 | |
94e2710c | 660 | return ret; |
1536a968 KM |
661 | } |
662 | ||
1536a968 KM |
663 | /* |
664 | * pcm ops | |
665 | */ | |
666 | static struct snd_pcm_hardware rsnd_pcm_hardware = { | |
667 | .info = SNDRV_PCM_INFO_INTERLEAVED | | |
668 | SNDRV_PCM_INFO_MMAP | | |
706c6621 | 669 | SNDRV_PCM_INFO_MMAP_VALID, |
1536a968 KM |
670 | .buffer_bytes_max = 64 * 1024, |
671 | .period_bytes_min = 32, | |
672 | .period_bytes_max = 8192, | |
673 | .periods_min = 1, | |
674 | .periods_max = 32, | |
675 | .fifo_size = 256, | |
676 | }; | |
677 | ||
678 | static int rsnd_pcm_open(struct snd_pcm_substream *substream) | |
679 | { | |
680 | struct snd_pcm_runtime *runtime = substream->runtime; | |
681 | int ret = 0; | |
682 | ||
683 | snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); | |
684 | ||
685 | ret = snd_pcm_hw_constraint_integer(runtime, | |
686 | SNDRV_PCM_HW_PARAM_PERIODS); | |
687 | ||
688 | return ret; | |
689 | } | |
690 | ||
691 | static int rsnd_hw_params(struct snd_pcm_substream *substream, | |
692 | struct snd_pcm_hw_params *hw_params) | |
693 | { | |
3b7843ff KM |
694 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); |
695 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
696 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
697 | int ret; | |
698 | ||
699 | ret = rsnd_dai_call(hw_params, io, substream, hw_params); | |
700 | if (ret) | |
701 | return ret; | |
702 | ||
1536a968 KM |
703 | return snd_pcm_lib_malloc_pages(substream, |
704 | params_buffer_bytes(hw_params)); | |
705 | } | |
706 | ||
707 | static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) | |
708 | { | |
709 | struct snd_pcm_runtime *runtime = substream->runtime; | |
710 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); | |
711 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
712 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
713 | ||
714 | return bytes_to_frames(runtime, io->byte_pos); | |
715 | } | |
716 | ||
717 | static struct snd_pcm_ops rsnd_pcm_ops = { | |
718 | .open = rsnd_pcm_open, | |
719 | .ioctl = snd_pcm_lib_ioctl, | |
720 | .hw_params = rsnd_hw_params, | |
721 | .hw_free = snd_pcm_lib_free_pages, | |
722 | .pointer = rsnd_pointer, | |
723 | }; | |
724 | ||
170a2497 KM |
725 | /* |
726 | * snd_kcontrol | |
727 | */ | |
728 | #define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) | |
729 | static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, | |
730 | struct snd_ctl_elem_info *uinfo) | |
731 | { | |
732 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
733 | ||
734 | if (cfg->texts) { | |
735 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
736 | uinfo->count = cfg->size; | |
737 | uinfo->value.enumerated.items = cfg->max; | |
738 | if (uinfo->value.enumerated.item >= cfg->max) | |
739 | uinfo->value.enumerated.item = cfg->max - 1; | |
740 | strlcpy(uinfo->value.enumerated.name, | |
741 | cfg->texts[uinfo->value.enumerated.item], | |
742 | sizeof(uinfo->value.enumerated.name)); | |
743 | } else { | |
744 | uinfo->count = cfg->size; | |
745 | uinfo->value.integer.min = 0; | |
746 | uinfo->value.integer.max = cfg->max; | |
747 | uinfo->type = (cfg->max == 1) ? | |
748 | SNDRV_CTL_ELEM_TYPE_BOOLEAN : | |
749 | SNDRV_CTL_ELEM_TYPE_INTEGER; | |
750 | } | |
751 | ||
752 | return 0; | |
753 | } | |
754 | ||
755 | static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, | |
756 | struct snd_ctl_elem_value *uc) | |
757 | { | |
758 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
759 | int i; | |
760 | ||
761 | for (i = 0; i < cfg->size; i++) | |
762 | if (cfg->texts) | |
763 | uc->value.enumerated.item[i] = cfg->val[i]; | |
764 | else | |
765 | uc->value.integer.value[i] = cfg->val[i]; | |
766 | ||
767 | return 0; | |
768 | } | |
769 | ||
770 | static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, | |
771 | struct snd_ctl_elem_value *uc) | |
772 | { | |
773 | struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); | |
774 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
775 | int i, change = 0; | |
776 | ||
777 | for (i = 0; i < cfg->size; i++) { | |
778 | if (cfg->texts) { | |
779 | change |= (uc->value.enumerated.item[i] != cfg->val[i]); | |
780 | cfg->val[i] = uc->value.enumerated.item[i]; | |
781 | } else { | |
782 | change |= (uc->value.integer.value[i] != cfg->val[i]); | |
783 | cfg->val[i] = uc->value.integer.value[i]; | |
784 | } | |
785 | } | |
786 | ||
787 | if (change) | |
b65a7ccc | 788 | cfg->update(cfg->io, mod); |
170a2497 KM |
789 | |
790 | return change; | |
791 | } | |
792 | ||
793 | static int __rsnd_kctrl_new(struct rsnd_mod *mod, | |
b65a7ccc | 794 | struct rsnd_dai_stream *io, |
170a2497 KM |
795 | struct snd_soc_pcm_runtime *rtd, |
796 | const unsigned char *name, | |
797 | struct rsnd_kctrl_cfg *cfg, | |
b65a7ccc KM |
798 | void (*update)(struct rsnd_dai_stream *io, |
799 | struct rsnd_mod *mod)) | |
170a2497 | 800 | { |
da620d72 | 801 | struct snd_soc_card *soc_card = rtd->card; |
170a2497 KM |
802 | struct snd_card *card = rtd->card->snd_card; |
803 | struct snd_kcontrol *kctrl; | |
804 | struct snd_kcontrol_new knew = { | |
805 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
806 | .name = name, | |
807 | .info = rsnd_kctrl_info, | |
da620d72 | 808 | .index = rtd - soc_card->rtd, |
170a2497 KM |
809 | .get = rsnd_kctrl_get, |
810 | .put = rsnd_kctrl_put, | |
811 | .private_value = (unsigned long)cfg, | |
812 | }; | |
813 | int ret; | |
814 | ||
815 | kctrl = snd_ctl_new1(&knew, mod); | |
816 | if (!kctrl) | |
817 | return -ENOMEM; | |
818 | ||
819 | ret = snd_ctl_add(card, kctrl); | |
d1f83d6e KM |
820 | if (ret < 0) { |
821 | snd_ctl_free_one(kctrl); | |
170a2497 | 822 | return ret; |
d1f83d6e | 823 | } |
170a2497 KM |
824 | |
825 | cfg->update = update; | |
d1f83d6e KM |
826 | cfg->card = card; |
827 | cfg->kctrl = kctrl; | |
b65a7ccc | 828 | cfg->io = io; |
170a2497 KM |
829 | |
830 | return 0; | |
831 | } | |
832 | ||
d1f83d6e KM |
833 | void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) |
834 | { | |
835 | snd_ctl_remove(cfg->card, cfg->kctrl); | |
836 | } | |
837 | ||
170a2497 | 838 | int rsnd_kctrl_new_m(struct rsnd_mod *mod, |
b65a7ccc | 839 | struct rsnd_dai_stream *io, |
170a2497 KM |
840 | struct snd_soc_pcm_runtime *rtd, |
841 | const unsigned char *name, | |
b65a7ccc KM |
842 | void (*update)(struct rsnd_dai_stream *io, |
843 | struct rsnd_mod *mod), | |
170a2497 KM |
844 | struct rsnd_kctrl_cfg_m *_cfg, |
845 | u32 max) | |
846 | { | |
847 | _cfg->cfg.max = max; | |
848 | _cfg->cfg.size = RSND_DVC_CHANNELS; | |
849 | _cfg->cfg.val = _cfg->val; | |
b65a7ccc | 850 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
851 | } |
852 | ||
853 | int rsnd_kctrl_new_s(struct rsnd_mod *mod, | |
b65a7ccc | 854 | struct rsnd_dai_stream *io, |
170a2497 KM |
855 | struct snd_soc_pcm_runtime *rtd, |
856 | const unsigned char *name, | |
b65a7ccc KM |
857 | void (*update)(struct rsnd_dai_stream *io, |
858 | struct rsnd_mod *mod), | |
170a2497 KM |
859 | struct rsnd_kctrl_cfg_s *_cfg, |
860 | u32 max) | |
861 | { | |
862 | _cfg->cfg.max = max; | |
863 | _cfg->cfg.size = 1; | |
864 | _cfg->cfg.val = &_cfg->val; | |
b65a7ccc | 865 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
866 | } |
867 | ||
868 | int rsnd_kctrl_new_e(struct rsnd_mod *mod, | |
b65a7ccc | 869 | struct rsnd_dai_stream *io, |
170a2497 KM |
870 | struct snd_soc_pcm_runtime *rtd, |
871 | const unsigned char *name, | |
872 | struct rsnd_kctrl_cfg_s *_cfg, | |
b65a7ccc KM |
873 | void (*update)(struct rsnd_dai_stream *io, |
874 | struct rsnd_mod *mod), | |
170a2497 KM |
875 | const char * const *texts, |
876 | u32 max) | |
877 | { | |
878 | _cfg->cfg.max = max; | |
879 | _cfg->cfg.size = 1; | |
880 | _cfg->cfg.val = &_cfg->val; | |
881 | _cfg->cfg.texts = texts; | |
b65a7ccc | 882 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
883 | } |
884 | ||
1536a968 KM |
885 | /* |
886 | * snd_soc_platform | |
887 | */ | |
888 | ||
889 | #define PREALLOC_BUFFER (32 * 1024) | |
890 | #define PREALLOC_BUFFER_MAX (32 * 1024) | |
891 | ||
892 | static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) | |
893 | { | |
7c63f3c0 KM |
894 | struct snd_soc_dai *dai = rtd->cpu_dai; |
895 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
ae11a9be | 896 | int ret; |
bff58ea4 | 897 | |
ae11a9be KM |
898 | ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); |
899 | if (ret) | |
900 | return ret; | |
bff58ea4 | 901 | |
ae11a9be | 902 | ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); |
7c63f3c0 KM |
903 | if (ret) |
904 | return ret; | |
bff58ea4 | 905 | |
1536a968 KM |
906 | return snd_pcm_lib_preallocate_pages_for_all( |
907 | rtd->pcm, | |
908 | SNDRV_DMA_TYPE_DEV, | |
909 | rtd->card->snd_card->dev, | |
910 | PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); | |
911 | } | |
912 | ||
1536a968 KM |
913 | static struct snd_soc_platform_driver rsnd_soc_platform = { |
914 | .ops = &rsnd_pcm_ops, | |
915 | .pcm_new = rsnd_pcm_new, | |
1536a968 KM |
916 | }; |
917 | ||
918 | static const struct snd_soc_component_driver rsnd_soc_component = { | |
919 | .name = "rsnd", | |
920 | }; | |
921 | ||
d3a76823 | 922 | static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, |
f708d944 | 923 | struct rsnd_dai_stream *io) |
d3a76823 | 924 | { |
d3a76823 KM |
925 | int ret; |
926 | ||
690602fc | 927 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 | 928 | if (ret == -EAGAIN) { |
48d58281 KM |
929 | struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); |
930 | int i; | |
931 | ||
d3a76823 KM |
932 | /* |
933 | * Fallback to PIO mode | |
934 | */ | |
935 | ||
936 | /* | |
937 | * call "remove" for SSI/SRC/DVC | |
938 | * SSI will be switch to PIO mode if it was DMA mode | |
939 | * see | |
940 | * rsnd_dma_init() | |
97463e19 | 941 | * rsnd_ssi_fallback() |
d3a76823 | 942 | */ |
690602fc | 943 | rsnd_dai_call(remove, io, priv); |
d3a76823 KM |
944 | |
945 | /* | |
48d58281 KM |
946 | * remove all mod from io |
947 | * and, re connect ssi | |
d3a76823 | 948 | */ |
48d58281 KM |
949 | for (i = 0; i < RSND_MOD_MAX; i++) |
950 | rsnd_dai_disconnect((io)->mod[i], io, i); | |
951 | rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); | |
d3a76823 | 952 | |
97463e19 KM |
953 | /* |
954 | * fallback | |
955 | */ | |
690602fc | 956 | rsnd_dai_call(fallback, io, priv); |
97463e19 | 957 | |
d3a76823 KM |
958 | /* |
959 | * retry to "probe". | |
960 | * DAI has SSI which is PIO mode only now. | |
961 | */ | |
690602fc | 962 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 KM |
963 | } |
964 | ||
965 | return ret; | |
966 | } | |
967 | ||
1536a968 KM |
968 | /* |
969 | * rsnd probe | |
970 | */ | |
971 | static int rsnd_probe(struct platform_device *pdev) | |
972 | { | |
1536a968 KM |
973 | struct rsnd_priv *priv; |
974 | struct device *dev = &pdev->dev; | |
7681f6ac | 975 | struct rsnd_dai *rdai; |
90e8e50f | 976 | const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev); |
2ea6b074 | 977 | int (*probe_func[])(struct rsnd_priv *priv) = { |
d1ac970f | 978 | rsnd_gen_probe, |
288f392e | 979 | rsnd_dma_probe, |
d1ac970f | 980 | rsnd_ssi_probe, |
c7f69ab5 | 981 | rsnd_ssiu_probe, |
ba9c949f | 982 | rsnd_src_probe, |
9269e3c3 | 983 | rsnd_ctu_probe, |
70fb1052 | 984 | rsnd_mix_probe, |
bff58ea4 | 985 | rsnd_dvc_probe, |
1b2ca0ad | 986 | rsnd_cmd_probe, |
d1ac970f KM |
987 | rsnd_adg_probe, |
988 | rsnd_dai_probe, | |
989 | }; | |
990 | int ret, i; | |
1536a968 | 991 | |
1536a968 KM |
992 | /* |
993 | * init priv data | |
994 | */ | |
995 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); | |
996 | if (!priv) { | |
997 | dev_err(dev, "priv allocate failed\n"); | |
998 | return -ENODEV; | |
999 | } | |
1000 | ||
9f464f8e | 1001 | priv->pdev = pdev; |
c51eb1c6 | 1002 | priv->flags = (unsigned long)of_id->data; |
1536a968 KM |
1003 | spin_lock_init(&priv->lock); |
1004 | ||
1005 | /* | |
1006 | * init each module | |
1007 | */ | |
d1ac970f | 1008 | for (i = 0; i < ARRAY_SIZE(probe_func); i++) { |
2ea6b074 | 1009 | ret = probe_func[i](priv); |
d1ac970f KM |
1010 | if (ret) |
1011 | return ret; | |
1012 | } | |
07539c1d | 1013 | |
7681f6ac | 1014 | for_each_rsnd_dai(rdai, priv, i) { |
f708d944 | 1015 | ret = rsnd_rdai_continuance_probe(priv, &rdai->playback); |
7681f6ac | 1016 | if (ret) |
d62a3dcd | 1017 | goto exit_snd_probe; |
dfc9403b | 1018 | |
f708d944 | 1019 | ret = rsnd_rdai_continuance_probe(priv, &rdai->capture); |
7681f6ac | 1020 | if (ret) |
d62a3dcd | 1021 | goto exit_snd_probe; |
7681f6ac | 1022 | } |
4b4dab82 | 1023 | |
0b1f6ec7 KM |
1024 | dev_set_drvdata(dev, priv); |
1025 | ||
1536a968 KM |
1026 | /* |
1027 | * asoc register | |
1028 | */ | |
1029 | ret = snd_soc_register_platform(dev, &rsnd_soc_platform); | |
1030 | if (ret < 0) { | |
1031 | dev_err(dev, "cannot snd soc register\n"); | |
1032 | return ret; | |
1033 | } | |
1034 | ||
1035 | ret = snd_soc_register_component(dev, &rsnd_soc_component, | |
ecba9e72 | 1036 | priv->daidrv, rsnd_rdai_nr(priv)); |
1536a968 KM |
1037 | if (ret < 0) { |
1038 | dev_err(dev, "cannot snd dai register\n"); | |
1039 | goto exit_snd_soc; | |
1040 | } | |
1041 | ||
1536a968 KM |
1042 | pm_runtime_enable(dev); |
1043 | ||
1044 | dev_info(dev, "probed\n"); | |
1045 | return ret; | |
1046 | ||
1047 | exit_snd_soc: | |
1048 | snd_soc_unregister_platform(dev); | |
d62a3dcd KM |
1049 | exit_snd_probe: |
1050 | for_each_rsnd_dai(rdai, priv, i) { | |
690602fc KM |
1051 | rsnd_dai_call(remove, &rdai->playback, priv); |
1052 | rsnd_dai_call(remove, &rdai->capture, priv); | |
d62a3dcd | 1053 | } |
1536a968 KM |
1054 | |
1055 | return ret; | |
1056 | } | |
1057 | ||
1058 | static int rsnd_remove(struct platform_device *pdev) | |
1059 | { | |
1060 | struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); | |
7681f6ac | 1061 | struct rsnd_dai *rdai; |
2ea6b074 | 1062 | void (*remove_func[])(struct rsnd_priv *priv) = { |
2f78dd7f | 1063 | rsnd_ssi_remove, |
c7f69ab5 | 1064 | rsnd_ssiu_remove, |
2f78dd7f | 1065 | rsnd_src_remove, |
9269e3c3 | 1066 | rsnd_ctu_remove, |
70fb1052 | 1067 | rsnd_mix_remove, |
2f78dd7f | 1068 | rsnd_dvc_remove, |
1b2ca0ad | 1069 | rsnd_cmd_remove, |
68a55024 | 1070 | rsnd_adg_remove, |
2f78dd7f | 1071 | }; |
d62a3dcd | 1072 | int ret = 0, i; |
1536a968 KM |
1073 | |
1074 | pm_runtime_disable(&pdev->dev); | |
1075 | ||
7681f6ac | 1076 | for_each_rsnd_dai(rdai, priv, i) { |
690602fc KM |
1077 | ret |= rsnd_dai_call(remove, &rdai->playback, priv); |
1078 | ret |= rsnd_dai_call(remove, &rdai->capture, priv); | |
7681f6ac | 1079 | } |
1536a968 | 1080 | |
2f78dd7f | 1081 | for (i = 0; i < ARRAY_SIZE(remove_func); i++) |
2ea6b074 | 1082 | remove_func[i](priv); |
2f78dd7f | 1083 | |
d7c42ff8 KM |
1084 | snd_soc_unregister_component(&pdev->dev); |
1085 | snd_soc_unregister_platform(&pdev->dev); | |
1086 | ||
d62a3dcd | 1087 | return ret; |
1536a968 KM |
1088 | } |
1089 | ||
1090 | static struct platform_driver rsnd_driver = { | |
1091 | .driver = { | |
1092 | .name = "rcar_sound", | |
90e8e50f | 1093 | .of_match_table = rsnd_of_match, |
1536a968 KM |
1094 | }, |
1095 | .probe = rsnd_probe, | |
1096 | .remove = rsnd_remove, | |
1097 | }; | |
1098 | module_platform_driver(rsnd_driver); | |
1099 | ||
1100 | MODULE_LICENSE("GPL"); | |
1101 | MODULE_DESCRIPTION("Renesas R-Car audio driver"); | |
1102 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); | |
1103 | MODULE_ALIAS("platform:rcar-pcm-audio"); |