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 | ||
94e2710c | 549 | static int rsnd_dai_probe(struct platform_device *pdev, |
94e2710c | 550 | struct rsnd_priv *priv) |
90e8e50f | 551 | { |
94e2710c KM |
552 | struct device_node *dai_node; |
553 | struct device_node *dai_np, *np, *node; | |
90e8e50f | 554 | struct device_node *playback, *capture; |
94e2710c KM |
555 | struct rsnd_dai_stream *io_playback; |
556 | struct rsnd_dai_stream *io_capture; | |
557 | struct snd_soc_dai_driver *drv; | |
558 | struct rsnd_dai *rdai; | |
90e8e50f | 559 | struct device *dev = &pdev->dev; |
94e2710c KM |
560 | int nr, dai_i, io_i, np_i; |
561 | int ret; | |
90e8e50f | 562 | |
94e2710c | 563 | dai_node = rsnd_dai_of_node(priv); |
90e8e50f | 564 | nr = of_get_child_count(dai_node); |
94e2710c KM |
565 | if (!nr) { |
566 | ret = -EINVAL; | |
567 | goto rsnd_dai_probe_done; | |
90e8e50f KM |
568 | } |
569 | ||
94e2710c KM |
570 | drv = devm_kzalloc(dev, sizeof(*drv) * nr, GFP_KERNEL); |
571 | rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL); | |
572 | if (!drv || !rdai) { | |
573 | ret = -ENOMEM; | |
574 | goto rsnd_dai_probe_done; | |
575 | } | |
90e8e50f | 576 | |
94e2710c KM |
577 | priv->rdai_nr = nr; |
578 | priv->daidrv = drv; | |
579 | priv->rdai = rdai; | |
90e8e50f KM |
580 | |
581 | /* | |
582 | * parse all dai | |
583 | */ | |
584 | dai_i = 0; | |
585 | for_each_child_of_node(dai_node, dai_np) { | |
94e2710c KM |
586 | rdai = rsnd_rdai_get(priv, dai_i); |
587 | drv = drv + dai_i; | |
588 | io_playback = &rdai->playback; | |
589 | io_capture = &rdai->capture; | |
590 | ||
591 | snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); | |
592 | ||
593 | rdai->priv = priv; | |
594 | drv->name = rdai->name; | |
595 | drv->ops = &rsnd_soc_dai_ops; | |
596 | ||
597 | snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE, | |
598 | "DAI%d Playback", dai_i); | |
599 | drv->playback.rates = RSND_RATES; | |
600 | drv->playback.formats = RSND_FMTS; | |
601 | drv->playback.channels_min = 2; | |
602 | drv->playback.channels_max = 2; | |
603 | drv->playback.stream_name = rdai->playback.name; | |
604 | ||
605 | snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, | |
606 | "DAI%d Capture", dai_i); | |
607 | drv->capture.rates = RSND_RATES; | |
608 | drv->capture.formats = RSND_FMTS; | |
609 | drv->capture.channels_min = 2; | |
610 | drv->capture.channels_max = 2; | |
611 | drv->capture.stream_name = rdai->capture.name; | |
612 | ||
613 | rdai->playback.rdai = rdai; | |
614 | rdai->capture.rdai = rdai; | |
90e8e50f | 615 | |
94e2710c KM |
616 | #define mod_parse(name) \ |
617 | node = rsnd_##name##_of_node(priv); \ | |
618 | if (node) { \ | |
619 | struct rsnd_mod *mod; \ | |
620 | np_i = 0; \ | |
621 | for_each_child_of_node(node, np) { \ | |
622 | mod = rsnd_##name##_mod_get(priv, np_i); \ | |
623 | if (np == playback) \ | |
624 | rsnd_dai_connect(mod, io_playback, mod->type); \ | |
625 | if (np == capture) \ | |
626 | rsnd_dai_connect(mod, io_capture, mod->type); \ | |
627 | np_i++; \ | |
628 | } \ | |
629 | of_node_put(node); \ | |
630 | } | |
90e8e50f | 631 | |
94e2710c KM |
632 | for (io_i = 0;; io_i++) { |
633 | playback = of_parse_phandle(dai_np, "playback", io_i); | |
634 | capture = of_parse_phandle(dai_np, "capture", io_i); | |
90e8e50f KM |
635 | |
636 | if (!playback && !capture) | |
637 | break; | |
638 | ||
639 | mod_parse(ssi); | |
640 | mod_parse(src); | |
9269e3c3 | 641 | mod_parse(ctu); |
70fb1052 | 642 | mod_parse(mix); |
34cb6123 | 643 | mod_parse(dvc); |
90e8e50f | 644 | |
a493b6a6 JL |
645 | of_node_put(playback); |
646 | of_node_put(capture); | |
90e8e50f KM |
647 | } |
648 | ||
649 | dai_i++; | |
1536a968 | 650 | |
94e2710c KM |
651 | dev_dbg(dev, "%s (%s/%s)\n", rdai->name, |
652 | rsnd_io_to_mod_ssi(io_playback) ? "play" : " -- ", | |
653 | rsnd_io_to_mod_ssi(io_capture) ? "capture" : " -- "); | |
1536a968 KM |
654 | } |
655 | ||
94e2710c | 656 | ret = 0; |
49848073 | 657 | |
94e2710c KM |
658 | rsnd_dai_probe_done: |
659 | of_node_put(dai_node); | |
1536a968 | 660 | |
94e2710c | 661 | return ret; |
1536a968 KM |
662 | } |
663 | ||
1536a968 KM |
664 | /* |
665 | * pcm ops | |
666 | */ | |
667 | static struct snd_pcm_hardware rsnd_pcm_hardware = { | |
668 | .info = SNDRV_PCM_INFO_INTERLEAVED | | |
669 | SNDRV_PCM_INFO_MMAP | | |
706c6621 | 670 | SNDRV_PCM_INFO_MMAP_VALID, |
1536a968 KM |
671 | .buffer_bytes_max = 64 * 1024, |
672 | .period_bytes_min = 32, | |
673 | .period_bytes_max = 8192, | |
674 | .periods_min = 1, | |
675 | .periods_max = 32, | |
676 | .fifo_size = 256, | |
677 | }; | |
678 | ||
679 | static int rsnd_pcm_open(struct snd_pcm_substream *substream) | |
680 | { | |
681 | struct snd_pcm_runtime *runtime = substream->runtime; | |
682 | int ret = 0; | |
683 | ||
684 | snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); | |
685 | ||
686 | ret = snd_pcm_hw_constraint_integer(runtime, | |
687 | SNDRV_PCM_HW_PARAM_PERIODS); | |
688 | ||
689 | return ret; | |
690 | } | |
691 | ||
692 | static int rsnd_hw_params(struct snd_pcm_substream *substream, | |
693 | struct snd_pcm_hw_params *hw_params) | |
694 | { | |
3b7843ff KM |
695 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); |
696 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
697 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
698 | int ret; | |
699 | ||
700 | ret = rsnd_dai_call(hw_params, io, substream, hw_params); | |
701 | if (ret) | |
702 | return ret; | |
703 | ||
1536a968 KM |
704 | return snd_pcm_lib_malloc_pages(substream, |
705 | params_buffer_bytes(hw_params)); | |
706 | } | |
707 | ||
708 | static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) | |
709 | { | |
710 | struct snd_pcm_runtime *runtime = substream->runtime; | |
711 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); | |
712 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
713 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
714 | ||
715 | return bytes_to_frames(runtime, io->byte_pos); | |
716 | } | |
717 | ||
718 | static struct snd_pcm_ops rsnd_pcm_ops = { | |
719 | .open = rsnd_pcm_open, | |
720 | .ioctl = snd_pcm_lib_ioctl, | |
721 | .hw_params = rsnd_hw_params, | |
722 | .hw_free = snd_pcm_lib_free_pages, | |
723 | .pointer = rsnd_pointer, | |
724 | }; | |
725 | ||
170a2497 KM |
726 | /* |
727 | * snd_kcontrol | |
728 | */ | |
729 | #define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) | |
730 | static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, | |
731 | struct snd_ctl_elem_info *uinfo) | |
732 | { | |
733 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
734 | ||
735 | if (cfg->texts) { | |
736 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
737 | uinfo->count = cfg->size; | |
738 | uinfo->value.enumerated.items = cfg->max; | |
739 | if (uinfo->value.enumerated.item >= cfg->max) | |
740 | uinfo->value.enumerated.item = cfg->max - 1; | |
741 | strlcpy(uinfo->value.enumerated.name, | |
742 | cfg->texts[uinfo->value.enumerated.item], | |
743 | sizeof(uinfo->value.enumerated.name)); | |
744 | } else { | |
745 | uinfo->count = cfg->size; | |
746 | uinfo->value.integer.min = 0; | |
747 | uinfo->value.integer.max = cfg->max; | |
748 | uinfo->type = (cfg->max == 1) ? | |
749 | SNDRV_CTL_ELEM_TYPE_BOOLEAN : | |
750 | SNDRV_CTL_ELEM_TYPE_INTEGER; | |
751 | } | |
752 | ||
753 | return 0; | |
754 | } | |
755 | ||
756 | static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, | |
757 | struct snd_ctl_elem_value *uc) | |
758 | { | |
759 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
760 | int i; | |
761 | ||
762 | for (i = 0; i < cfg->size; i++) | |
763 | if (cfg->texts) | |
764 | uc->value.enumerated.item[i] = cfg->val[i]; | |
765 | else | |
766 | uc->value.integer.value[i] = cfg->val[i]; | |
767 | ||
768 | return 0; | |
769 | } | |
770 | ||
771 | static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, | |
772 | struct snd_ctl_elem_value *uc) | |
773 | { | |
774 | struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); | |
775 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
776 | int i, change = 0; | |
777 | ||
778 | for (i = 0; i < cfg->size; i++) { | |
779 | if (cfg->texts) { | |
780 | change |= (uc->value.enumerated.item[i] != cfg->val[i]); | |
781 | cfg->val[i] = uc->value.enumerated.item[i]; | |
782 | } else { | |
783 | change |= (uc->value.integer.value[i] != cfg->val[i]); | |
784 | cfg->val[i] = uc->value.integer.value[i]; | |
785 | } | |
786 | } | |
787 | ||
788 | if (change) | |
b65a7ccc | 789 | cfg->update(cfg->io, mod); |
170a2497 KM |
790 | |
791 | return change; | |
792 | } | |
793 | ||
794 | static int __rsnd_kctrl_new(struct rsnd_mod *mod, | |
b65a7ccc | 795 | struct rsnd_dai_stream *io, |
170a2497 KM |
796 | struct snd_soc_pcm_runtime *rtd, |
797 | const unsigned char *name, | |
798 | struct rsnd_kctrl_cfg *cfg, | |
b65a7ccc KM |
799 | void (*update)(struct rsnd_dai_stream *io, |
800 | struct rsnd_mod *mod)) | |
170a2497 | 801 | { |
da620d72 | 802 | struct snd_soc_card *soc_card = rtd->card; |
170a2497 KM |
803 | struct snd_card *card = rtd->card->snd_card; |
804 | struct snd_kcontrol *kctrl; | |
805 | struct snd_kcontrol_new knew = { | |
806 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
807 | .name = name, | |
808 | .info = rsnd_kctrl_info, | |
da620d72 | 809 | .index = rtd - soc_card->rtd, |
170a2497 KM |
810 | .get = rsnd_kctrl_get, |
811 | .put = rsnd_kctrl_put, | |
812 | .private_value = (unsigned long)cfg, | |
813 | }; | |
814 | int ret; | |
815 | ||
816 | kctrl = snd_ctl_new1(&knew, mod); | |
817 | if (!kctrl) | |
818 | return -ENOMEM; | |
819 | ||
820 | ret = snd_ctl_add(card, kctrl); | |
d1f83d6e KM |
821 | if (ret < 0) { |
822 | snd_ctl_free_one(kctrl); | |
170a2497 | 823 | return ret; |
d1f83d6e | 824 | } |
170a2497 KM |
825 | |
826 | cfg->update = update; | |
d1f83d6e KM |
827 | cfg->card = card; |
828 | cfg->kctrl = kctrl; | |
b65a7ccc | 829 | cfg->io = io; |
170a2497 KM |
830 | |
831 | return 0; | |
832 | } | |
833 | ||
d1f83d6e KM |
834 | void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) |
835 | { | |
836 | snd_ctl_remove(cfg->card, cfg->kctrl); | |
837 | } | |
838 | ||
170a2497 | 839 | int rsnd_kctrl_new_m(struct rsnd_mod *mod, |
b65a7ccc | 840 | struct rsnd_dai_stream *io, |
170a2497 KM |
841 | struct snd_soc_pcm_runtime *rtd, |
842 | const unsigned char *name, | |
b65a7ccc KM |
843 | void (*update)(struct rsnd_dai_stream *io, |
844 | struct rsnd_mod *mod), | |
170a2497 KM |
845 | struct rsnd_kctrl_cfg_m *_cfg, |
846 | u32 max) | |
847 | { | |
848 | _cfg->cfg.max = max; | |
849 | _cfg->cfg.size = RSND_DVC_CHANNELS; | |
850 | _cfg->cfg.val = _cfg->val; | |
b65a7ccc | 851 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
852 | } |
853 | ||
854 | int rsnd_kctrl_new_s(struct rsnd_mod *mod, | |
b65a7ccc | 855 | struct rsnd_dai_stream *io, |
170a2497 KM |
856 | struct snd_soc_pcm_runtime *rtd, |
857 | const unsigned char *name, | |
b65a7ccc KM |
858 | void (*update)(struct rsnd_dai_stream *io, |
859 | struct rsnd_mod *mod), | |
170a2497 KM |
860 | struct rsnd_kctrl_cfg_s *_cfg, |
861 | u32 max) | |
862 | { | |
863 | _cfg->cfg.max = max; | |
864 | _cfg->cfg.size = 1; | |
865 | _cfg->cfg.val = &_cfg->val; | |
b65a7ccc | 866 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
867 | } |
868 | ||
869 | int rsnd_kctrl_new_e(struct rsnd_mod *mod, | |
b65a7ccc | 870 | struct rsnd_dai_stream *io, |
170a2497 KM |
871 | struct snd_soc_pcm_runtime *rtd, |
872 | const unsigned char *name, | |
873 | struct rsnd_kctrl_cfg_s *_cfg, | |
b65a7ccc KM |
874 | void (*update)(struct rsnd_dai_stream *io, |
875 | struct rsnd_mod *mod), | |
170a2497 KM |
876 | const char * const *texts, |
877 | u32 max) | |
878 | { | |
879 | _cfg->cfg.max = max; | |
880 | _cfg->cfg.size = 1; | |
881 | _cfg->cfg.val = &_cfg->val; | |
882 | _cfg->cfg.texts = texts; | |
b65a7ccc | 883 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
884 | } |
885 | ||
1536a968 KM |
886 | /* |
887 | * snd_soc_platform | |
888 | */ | |
889 | ||
890 | #define PREALLOC_BUFFER (32 * 1024) | |
891 | #define PREALLOC_BUFFER_MAX (32 * 1024) | |
892 | ||
893 | static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) | |
894 | { | |
7c63f3c0 KM |
895 | struct snd_soc_dai *dai = rtd->cpu_dai; |
896 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
ae11a9be | 897 | int ret; |
bff58ea4 | 898 | |
ae11a9be KM |
899 | ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); |
900 | if (ret) | |
901 | return ret; | |
bff58ea4 | 902 | |
ae11a9be | 903 | ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); |
7c63f3c0 KM |
904 | if (ret) |
905 | return ret; | |
bff58ea4 | 906 | |
1536a968 KM |
907 | return snd_pcm_lib_preallocate_pages_for_all( |
908 | rtd->pcm, | |
909 | SNDRV_DMA_TYPE_DEV, | |
910 | rtd->card->snd_card->dev, | |
911 | PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); | |
912 | } | |
913 | ||
1536a968 KM |
914 | static struct snd_soc_platform_driver rsnd_soc_platform = { |
915 | .ops = &rsnd_pcm_ops, | |
916 | .pcm_new = rsnd_pcm_new, | |
1536a968 KM |
917 | }; |
918 | ||
919 | static const struct snd_soc_component_driver rsnd_soc_component = { | |
920 | .name = "rsnd", | |
921 | }; | |
922 | ||
d3a76823 | 923 | static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, |
f708d944 | 924 | struct rsnd_dai_stream *io) |
d3a76823 | 925 | { |
d3a76823 KM |
926 | int ret; |
927 | ||
690602fc | 928 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 | 929 | if (ret == -EAGAIN) { |
48d58281 KM |
930 | struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); |
931 | int i; | |
932 | ||
d3a76823 KM |
933 | /* |
934 | * Fallback to PIO mode | |
935 | */ | |
936 | ||
937 | /* | |
938 | * call "remove" for SSI/SRC/DVC | |
939 | * SSI will be switch to PIO mode if it was DMA mode | |
940 | * see | |
941 | * rsnd_dma_init() | |
97463e19 | 942 | * rsnd_ssi_fallback() |
d3a76823 | 943 | */ |
690602fc | 944 | rsnd_dai_call(remove, io, priv); |
d3a76823 KM |
945 | |
946 | /* | |
48d58281 KM |
947 | * remove all mod from io |
948 | * and, re connect ssi | |
d3a76823 | 949 | */ |
48d58281 KM |
950 | for (i = 0; i < RSND_MOD_MAX; i++) |
951 | rsnd_dai_disconnect((io)->mod[i], io, i); | |
952 | rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); | |
d3a76823 | 953 | |
97463e19 KM |
954 | /* |
955 | * fallback | |
956 | */ | |
690602fc | 957 | rsnd_dai_call(fallback, io, priv); |
97463e19 | 958 | |
d3a76823 KM |
959 | /* |
960 | * retry to "probe". | |
961 | * DAI has SSI which is PIO mode only now. | |
962 | */ | |
690602fc | 963 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 KM |
964 | } |
965 | ||
966 | return ret; | |
967 | } | |
968 | ||
1536a968 KM |
969 | /* |
970 | * rsnd probe | |
971 | */ | |
972 | static int rsnd_probe(struct platform_device *pdev) | |
973 | { | |
1536a968 KM |
974 | struct rsnd_priv *priv; |
975 | struct device *dev = &pdev->dev; | |
7681f6ac | 976 | struct rsnd_dai *rdai; |
90e8e50f | 977 | const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev); |
d1ac970f KM |
978 | int (*probe_func[])(struct platform_device *pdev, |
979 | struct rsnd_priv *priv) = { | |
980 | rsnd_gen_probe, | |
288f392e | 981 | rsnd_dma_probe, |
d1ac970f | 982 | rsnd_ssi_probe, |
c7f69ab5 | 983 | rsnd_ssiu_probe, |
ba9c949f | 984 | rsnd_src_probe, |
9269e3c3 | 985 | rsnd_ctu_probe, |
70fb1052 | 986 | rsnd_mix_probe, |
bff58ea4 | 987 | rsnd_dvc_probe, |
1b2ca0ad | 988 | rsnd_cmd_probe, |
d1ac970f KM |
989 | rsnd_adg_probe, |
990 | rsnd_dai_probe, | |
991 | }; | |
992 | int ret, i; | |
1536a968 | 993 | |
1536a968 KM |
994 | /* |
995 | * init priv data | |
996 | */ | |
997 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); | |
998 | if (!priv) { | |
999 | dev_err(dev, "priv allocate failed\n"); | |
1000 | return -ENODEV; | |
1001 | } | |
1002 | ||
9f464f8e | 1003 | priv->pdev = pdev; |
e797f58e | 1004 | priv->flags = (u32)of_id->data; |
1536a968 KM |
1005 | spin_lock_init(&priv->lock); |
1006 | ||
1007 | /* | |
1008 | * init each module | |
1009 | */ | |
d1ac970f | 1010 | for (i = 0; i < ARRAY_SIZE(probe_func); i++) { |
e797f58e | 1011 | ret = probe_func[i](pdev, priv); |
d1ac970f KM |
1012 | if (ret) |
1013 | return ret; | |
1014 | } | |
07539c1d | 1015 | |
7681f6ac | 1016 | for_each_rsnd_dai(rdai, priv, i) { |
f708d944 | 1017 | ret = rsnd_rdai_continuance_probe(priv, &rdai->playback); |
7681f6ac | 1018 | if (ret) |
d62a3dcd | 1019 | goto exit_snd_probe; |
dfc9403b | 1020 | |
f708d944 | 1021 | ret = rsnd_rdai_continuance_probe(priv, &rdai->capture); |
7681f6ac | 1022 | if (ret) |
d62a3dcd | 1023 | goto exit_snd_probe; |
7681f6ac | 1024 | } |
4b4dab82 | 1025 | |
0b1f6ec7 KM |
1026 | dev_set_drvdata(dev, priv); |
1027 | ||
1536a968 KM |
1028 | /* |
1029 | * asoc register | |
1030 | */ | |
1031 | ret = snd_soc_register_platform(dev, &rsnd_soc_platform); | |
1032 | if (ret < 0) { | |
1033 | dev_err(dev, "cannot snd soc register\n"); | |
1034 | return ret; | |
1035 | } | |
1036 | ||
1037 | ret = snd_soc_register_component(dev, &rsnd_soc_component, | |
ecba9e72 | 1038 | priv->daidrv, rsnd_rdai_nr(priv)); |
1536a968 KM |
1039 | if (ret < 0) { |
1040 | dev_err(dev, "cannot snd dai register\n"); | |
1041 | goto exit_snd_soc; | |
1042 | } | |
1043 | ||
1536a968 KM |
1044 | pm_runtime_enable(dev); |
1045 | ||
1046 | dev_info(dev, "probed\n"); | |
1047 | return ret; | |
1048 | ||
1049 | exit_snd_soc: | |
1050 | snd_soc_unregister_platform(dev); | |
d62a3dcd KM |
1051 | exit_snd_probe: |
1052 | for_each_rsnd_dai(rdai, priv, i) { | |
690602fc KM |
1053 | rsnd_dai_call(remove, &rdai->playback, priv); |
1054 | rsnd_dai_call(remove, &rdai->capture, priv); | |
d62a3dcd | 1055 | } |
1536a968 KM |
1056 | |
1057 | return ret; | |
1058 | } | |
1059 | ||
1060 | static int rsnd_remove(struct platform_device *pdev) | |
1061 | { | |
1062 | struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); | |
7681f6ac | 1063 | struct rsnd_dai *rdai; |
2f78dd7f KM |
1064 | void (*remove_func[])(struct platform_device *pdev, |
1065 | struct rsnd_priv *priv) = { | |
1066 | rsnd_ssi_remove, | |
c7f69ab5 | 1067 | rsnd_ssiu_remove, |
2f78dd7f | 1068 | rsnd_src_remove, |
9269e3c3 | 1069 | rsnd_ctu_remove, |
70fb1052 | 1070 | rsnd_mix_remove, |
2f78dd7f | 1071 | rsnd_dvc_remove, |
1b2ca0ad | 1072 | rsnd_cmd_remove, |
68a55024 | 1073 | rsnd_adg_remove, |
2f78dd7f | 1074 | }; |
d62a3dcd | 1075 | int ret = 0, i; |
1536a968 KM |
1076 | |
1077 | pm_runtime_disable(&pdev->dev); | |
1078 | ||
7681f6ac | 1079 | for_each_rsnd_dai(rdai, priv, i) { |
690602fc KM |
1080 | ret |= rsnd_dai_call(remove, &rdai->playback, priv); |
1081 | ret |= rsnd_dai_call(remove, &rdai->capture, priv); | |
7681f6ac | 1082 | } |
1536a968 | 1083 | |
2f78dd7f KM |
1084 | for (i = 0; i < ARRAY_SIZE(remove_func); i++) |
1085 | remove_func[i](pdev, priv); | |
1086 | ||
d7c42ff8 KM |
1087 | snd_soc_unregister_component(&pdev->dev); |
1088 | snd_soc_unregister_platform(&pdev->dev); | |
1089 | ||
d62a3dcd | 1090 | return ret; |
1536a968 KM |
1091 | } |
1092 | ||
1093 | static struct platform_driver rsnd_driver = { | |
1094 | .driver = { | |
1095 | .name = "rcar_sound", | |
90e8e50f | 1096 | .of_match_table = rsnd_of_match, |
1536a968 KM |
1097 | }, |
1098 | .probe = rsnd_probe, | |
1099 | .remove = rsnd_remove, | |
1100 | }; | |
1101 | module_platform_driver(rsnd_driver); | |
1102 | ||
1103 | MODULE_LICENSE("GPL"); | |
1104 | MODULE_DESCRIPTION("Renesas R-Car audio driver"); | |
1105 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); | |
1106 | MODULE_ALIAS("platform:rcar-pcm-audio"); |