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 | ||
969b8619 | 102 | static const struct rsnd_of_data rsnd_of_data_gen1 = { |
90e8e50f KM |
103 | .flags = RSND_GEN1, |
104 | }; | |
105 | ||
969b8619 | 106 | static const struct rsnd_of_data rsnd_of_data_gen2 = { |
90e8e50f KM |
107 | .flags = RSND_GEN2, |
108 | }; | |
109 | ||
33187fb4 | 110 | static const struct of_device_id rsnd_of_match[] = { |
90e8e50f KM |
111 | { .compatible = "renesas,rcar_sound-gen1", .data = &rsnd_of_data_gen1 }, |
112 | { .compatible = "renesas,rcar_sound-gen2", .data = &rsnd_of_data_gen2 }, | |
ac37a45b | 113 | { .compatible = "renesas,rcar_sound-gen3", .data = &rsnd_of_data_gen2 }, /* gen2 compatible */ |
90e8e50f KM |
114 | {}, |
115 | }; | |
116 | MODULE_DEVICE_TABLE(of, rsnd_of_match); | |
117 | ||
1536a968 KM |
118 | /* |
119 | * rsnd_platform functions | |
120 | */ | |
121 | #define rsnd_platform_call(priv, dai, func, param...) \ | |
740ad6c3 | 122 | (!(priv->info->func) ? 0 : \ |
1536a968 KM |
123 | priv->info->func(param)) |
124 | ||
81ad174d KM |
125 | /* |
126 | * rsnd_mod functions | |
127 | */ | |
f1df1229 KM |
128 | void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type) |
129 | { | |
130 | if (mod->type != type) { | |
131 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
132 | struct device *dev = rsnd_priv_to_dev(priv); | |
133 | ||
134 | dev_warn(dev, "%s[%d] is not your expected module\n", | |
135 | rsnd_mod_name(mod), rsnd_mod_id(mod)); | |
136 | } | |
137 | } | |
138 | ||
cdaa3cdf KM |
139 | char *rsnd_mod_name(struct rsnd_mod *mod) |
140 | { | |
141 | if (!mod || !mod->ops) | |
142 | return "unknown"; | |
143 | ||
144 | return mod->ops->name; | |
145 | } | |
146 | ||
9b99e9a7 KM |
147 | struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, |
148 | struct rsnd_mod *mod) | |
d9288d0b | 149 | { |
72adc61f KM |
150 | if (!mod || !mod->ops || !mod->ops->dma_req) |
151 | return NULL; | |
d9288d0b | 152 | |
9b99e9a7 | 153 | return mod->ops->dma_req(io, mod); |
d9288d0b KM |
154 | } |
155 | ||
2099bc8e KM |
156 | int rsnd_mod_init(struct rsnd_priv *priv, |
157 | struct rsnd_mod *mod, | |
cdaa3cdf | 158 | struct rsnd_mod_ops *ops, |
85642952 | 159 | struct clk *clk, |
a126021d | 160 | enum rsnd_mod_type type, |
cdaa3cdf KM |
161 | int id) |
162 | { | |
2f78dd7f KM |
163 | int ret = clk_prepare(clk); |
164 | ||
165 | if (ret) | |
166 | return ret; | |
167 | ||
cdaa3cdf KM |
168 | mod->id = id; |
169 | mod->ops = ops; | |
a126021d | 170 | mod->type = type; |
85642952 | 171 | mod->clk = clk; |
2099bc8e | 172 | mod->priv = priv; |
2f78dd7f KM |
173 | |
174 | return ret; | |
175 | } | |
176 | ||
177 | void rsnd_mod_quit(struct rsnd_mod *mod) | |
178 | { | |
179 | if (mod->clk) | |
180 | clk_unprepare(mod->clk); | |
cdaa3cdf KM |
181 | } |
182 | ||
f501b7a4 KM |
183 | void rsnd_mod_interrupt(struct rsnd_mod *mod, |
184 | void (*callback)(struct rsnd_mod *mod, | |
185 | struct rsnd_dai_stream *io)) | |
186 | { | |
187 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
188 | struct rsnd_dai_stream *io; | |
189 | struct rsnd_dai *rdai; | |
2daf71ad | 190 | int i; |
f501b7a4 | 191 | |
2daf71ad KM |
192 | for_each_rsnd_dai(rdai, priv, i) { |
193 | io = &rdai->playback; | |
194 | if (mod == io->mod[mod->type]) | |
195 | callback(mod, io); | |
f501b7a4 | 196 | |
2daf71ad KM |
197 | io = &rdai->capture; |
198 | if (mod == io->mod[mod->type]) | |
199 | callback(mod, io); | |
f501b7a4 KM |
200 | } |
201 | } | |
202 | ||
d5bbe7de | 203 | int rsnd_io_is_working(struct rsnd_dai_stream *io) |
02299d98 | 204 | { |
02299d98 KM |
205 | /* see rsnd_dai_stream_init/quit() */ |
206 | return !!io->substream; | |
207 | } | |
208 | ||
d7bdbc5d | 209 | /* |
3023b384 | 210 | * ADINR function |
d7bdbc5d | 211 | */ |
3023b384 | 212 | u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
d7bdbc5d KM |
213 | { |
214 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
d7bdbc5d KM |
215 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
216 | struct device *dev = rsnd_priv_to_dev(priv); | |
217 | u32 adinr = runtime->channels; | |
218 | ||
219 | switch (runtime->sample_bits) { | |
220 | case 16: | |
221 | adinr |= (8 << 16); | |
222 | break; | |
223 | case 32: | |
224 | adinr |= (0 << 16); | |
225 | break; | |
226 | default: | |
227 | dev_warn(dev, "not supported sample bits\n"); | |
228 | return 0; | |
229 | } | |
230 | ||
231 | return adinr; | |
232 | } | |
233 | ||
bfe1360d KM |
234 | u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
235 | { | |
236 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
237 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
238 | struct device *dev = rsnd_priv_to_dev(priv); | |
239 | u32 chan = runtime->channels; | |
240 | ||
241 | switch (chan) { | |
242 | case 1: | |
243 | case 2: | |
244 | case 4: | |
245 | case 6: | |
246 | case 8: | |
247 | break; | |
248 | default: | |
249 | dev_warn(dev, "not supported channel\n"); | |
250 | chan = 0; | |
251 | break; | |
252 | } | |
253 | ||
254 | return chan; | |
255 | } | |
4689032b KM |
256 | |
257 | /* | |
258 | * DALIGN function | |
259 | */ | |
260 | u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) | |
261 | { | |
262 | struct rsnd_mod *src = rsnd_io_to_mod_src(io); | |
263 | struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); | |
264 | struct rsnd_mod *target = src ? src : ssi; | |
265 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
266 | u32 val = 0x76543210; | |
267 | u32 mask = ~0; | |
268 | ||
269 | mask <<= runtime->channels * 4; | |
270 | val = val & mask; | |
271 | ||
272 | switch (runtime->sample_bits) { | |
273 | case 16: | |
274 | val |= 0x67452301 & ~mask; | |
275 | break; | |
276 | case 32: | |
277 | val |= 0x76543210 & ~mask; | |
278 | break; | |
279 | } | |
280 | ||
281 | /* | |
282 | * exchange channeles on SRC if possible, | |
283 | * otherwise, R/L volume settings on DVC | |
284 | * changes inverted channels | |
285 | */ | |
286 | if (mod == target) | |
287 | return val; | |
288 | else | |
289 | return 0x76543210; | |
290 | } | |
291 | ||
1536a968 KM |
292 | /* |
293 | * rsnd_dai functions | |
294 | */ | |
c2dc47d5 | 295 | #define rsnd_mod_call(idx, io, func, param...) \ |
d870a91e KM |
296 | ({ \ |
297 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ | |
c2dc47d5 | 298 | struct rsnd_mod *mod = (io)->mod[idx]; \ |
d870a91e | 299 | struct device *dev = rsnd_priv_to_dev(priv); \ |
c2dc47d5 | 300 | u32 *status = (io)->mod_status + idx; \ |
5451ea44 | 301 | u32 mask = 0xF << __rsnd_mod_shift_##func; \ |
c2dc47d5 | 302 | u8 val = (*status >> __rsnd_mod_shift_##func) & 0xF; \ |
5451ea44 | 303 | u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \ |
417f9642 | 304 | int ret = 0; \ |
32a96d55 | 305 | int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \ |
c2dc47d5 | 306 | *status = (*status & ~mask) + \ |
a48e3f97 | 307 | (add << __rsnd_mod_shift_##func); \ |
1355720a KM |
308 | dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ |
309 | rsnd_mod_name(mod), rsnd_mod_id(mod), \ | |
c2dc47d5 | 310 | *status, call ? #func : ""); \ |
1355720a KM |
311 | if (call) \ |
312 | ret = (mod)->ops->func(mod, io, param); \ | |
417f9642 | 313 | ret; \ |
d870a91e KM |
314 | }) |
315 | ||
690602fc | 316 | #define rsnd_dai_call(fn, io, param...) \ |
d870a91e | 317 | ({ \ |
a126021d KM |
318 | struct rsnd_mod *mod; \ |
319 | int ret = 0, i; \ | |
320 | for (i = 0; i < RSND_MOD_MAX; i++) { \ | |
321 | mod = (io)->mod[i]; \ | |
322 | if (!mod) \ | |
323 | continue; \ | |
c2dc47d5 | 324 | ret |= rsnd_mod_call(i, io, fn, param); \ |
d870a91e KM |
325 | } \ |
326 | ret; \ | |
cdaa3cdf KM |
327 | }) |
328 | ||
27924f32 KM |
329 | int rsnd_dai_connect(struct rsnd_mod *mod, |
330 | struct rsnd_dai_stream *io, | |
331 | enum rsnd_mod_type type) | |
cdaa3cdf | 332 | { |
48725e9c KM |
333 | struct rsnd_priv *priv; |
334 | struct device *dev; | |
84e95355 | 335 | |
6020779b | 336 | if (!mod) |
cdaa3cdf | 337 | return -EIO; |
cdaa3cdf | 338 | |
48725e9c KM |
339 | priv = rsnd_mod_to_priv(mod); |
340 | dev = rsnd_priv_to_dev(priv); | |
341 | ||
27924f32 | 342 | io->mod[type] = mod; |
cdaa3cdf | 343 | |
84e95355 KM |
344 | dev_dbg(dev, "%s[%d] is connected to io (%s)\n", |
345 | rsnd_mod_name(mod), rsnd_mod_id(mod), | |
346 | rsnd_io_is_play(io) ? "Playback" : "Capture"); | |
347 | ||
cdaa3cdf KM |
348 | return 0; |
349 | } | |
350 | ||
d3a76823 | 351 | static void rsnd_dai_disconnect(struct rsnd_mod *mod, |
27924f32 KM |
352 | struct rsnd_dai_stream *io, |
353 | enum rsnd_mod_type type) | |
d3a76823 | 354 | { |
27924f32 | 355 | io->mod[type] = NULL; |
d3a76823 KM |
356 | } |
357 | ||
710d0889 | 358 | struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id) |
1536a968 | 359 | { |
ecba9e72 | 360 | if ((id < 0) || (id >= rsnd_rdai_nr(priv))) |
2192f81c KM |
361 | return NULL; |
362 | ||
1536a968 KM |
363 | return priv->rdai + id; |
364 | } | |
365 | ||
eb2535f5 | 366 | #define rsnd_dai_to_priv(dai) snd_soc_dai_get_drvdata(dai) |
1536a968 KM |
367 | static struct rsnd_dai *rsnd_dai_to_rdai(struct snd_soc_dai *dai) |
368 | { | |
eb2535f5 | 369 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 | 370 | |
710d0889 | 371 | return rsnd_rdai_get(priv, dai->id); |
1536a968 KM |
372 | } |
373 | ||
1536a968 KM |
374 | /* |
375 | * rsnd_soc_dai functions | |
376 | */ | |
377 | int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional) | |
378 | { | |
379 | struct snd_pcm_substream *substream = io->substream; | |
380 | struct snd_pcm_runtime *runtime = substream->runtime; | |
381 | int pos = io->byte_pos + additional; | |
382 | ||
383 | pos %= (runtime->periods * io->byte_per_period); | |
384 | ||
385 | return pos; | |
386 | } | |
387 | ||
75defee0 | 388 | bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int byte) |
1536a968 KM |
389 | { |
390 | io->byte_pos += byte; | |
391 | ||
392 | if (io->byte_pos >= io->next_period_byte) { | |
393 | struct snd_pcm_substream *substream = io->substream; | |
394 | struct snd_pcm_runtime *runtime = substream->runtime; | |
395 | ||
396 | io->period_pos++; | |
397 | io->next_period_byte += io->byte_per_period; | |
398 | ||
399 | if (io->period_pos >= runtime->periods) { | |
400 | io->byte_pos = 0; | |
401 | io->period_pos = 0; | |
402 | io->next_period_byte = io->byte_per_period; | |
403 | } | |
404 | ||
75defee0 | 405 | return true; |
1536a968 | 406 | } |
75defee0 KM |
407 | |
408 | return false; | |
409 | } | |
410 | ||
411 | void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io) | |
412 | { | |
413 | struct snd_pcm_substream *substream = io->substream; | |
414 | ||
415 | /* | |
416 | * this function should be called... | |
417 | * | |
418 | * - if rsnd_dai_pointer_update() returns true | |
419 | * - without spin lock | |
420 | */ | |
421 | ||
422 | snd_pcm_period_elapsed(substream); | |
1536a968 KM |
423 | } |
424 | ||
5626ad08 | 425 | static void rsnd_dai_stream_init(struct rsnd_dai_stream *io, |
1536a968 KM |
426 | struct snd_pcm_substream *substream) |
427 | { | |
428 | struct snd_pcm_runtime *runtime = substream->runtime; | |
429 | ||
1536a968 KM |
430 | io->substream = substream; |
431 | io->byte_pos = 0; | |
432 | io->period_pos = 0; | |
433 | io->byte_per_period = runtime->period_size * | |
434 | runtime->channels * | |
435 | samples_to_bytes(runtime, 1); | |
436 | io->next_period_byte = io->byte_per_period; | |
5626ad08 | 437 | } |
1536a968 | 438 | |
5626ad08 KM |
439 | static void rsnd_dai_stream_quit(struct rsnd_dai_stream *io) |
440 | { | |
441 | io->substream = NULL; | |
1536a968 KM |
442 | } |
443 | ||
444 | static | |
445 | struct snd_soc_dai *rsnd_substream_to_dai(struct snd_pcm_substream *substream) | |
446 | { | |
447 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
448 | ||
449 | return rtd->cpu_dai; | |
450 | } | |
451 | ||
452 | static | |
453 | struct rsnd_dai_stream *rsnd_rdai_to_io(struct rsnd_dai *rdai, | |
454 | struct snd_pcm_substream *substream) | |
455 | { | |
456 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
457 | return &rdai->playback; | |
458 | else | |
459 | return &rdai->capture; | |
460 | } | |
461 | ||
462 | static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, | |
463 | struct snd_soc_dai *dai) | |
464 | { | |
eb2535f5 | 465 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 KM |
466 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); |
467 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
29e69fd2 | 468 | int ssi_id = rsnd_mod_id(rsnd_io_to_mod_ssi(io)); |
1536a968 KM |
469 | int ret; |
470 | unsigned long flags; | |
471 | ||
02299d98 | 472 | spin_lock_irqsave(&priv->lock, flags); |
1536a968 KM |
473 | |
474 | switch (cmd) { | |
475 | case SNDRV_PCM_TRIGGER_START: | |
5626ad08 | 476 | rsnd_dai_stream_init(io, substream); |
1536a968 KM |
477 | |
478 | ret = rsnd_platform_call(priv, dai, start, ssi_id); | |
479 | if (ret < 0) | |
480 | goto dai_trigger_end; | |
481 | ||
690602fc | 482 | ret = rsnd_dai_call(init, io, priv); |
cdaa3cdf KM |
483 | if (ret < 0) |
484 | goto dai_trigger_end; | |
485 | ||
690602fc | 486 | ret = rsnd_dai_call(start, io, priv); |
cdaa3cdf KM |
487 | if (ret < 0) |
488 | goto dai_trigger_end; | |
1536a968 KM |
489 | break; |
490 | case SNDRV_PCM_TRIGGER_STOP: | |
690602fc | 491 | ret = rsnd_dai_call(stop, io, priv); |
cdaa3cdf | 492 | |
89e3e2c3 | 493 | ret |= rsnd_dai_call(quit, io, priv); |
cdaa3cdf | 494 | |
89e3e2c3 | 495 | ret |= rsnd_platform_call(priv, dai, stop, ssi_id); |
5626ad08 KM |
496 | |
497 | rsnd_dai_stream_quit(io); | |
1536a968 KM |
498 | break; |
499 | default: | |
500 | ret = -EINVAL; | |
501 | } | |
502 | ||
503 | dai_trigger_end: | |
02299d98 | 504 | spin_unlock_irqrestore(&priv->lock, flags); |
1536a968 KM |
505 | |
506 | return ret; | |
507 | } | |
508 | ||
509 | static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) | |
510 | { | |
511 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
512 | ||
513 | /* set master/slave audio interface */ | |
514 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
515 | case SND_SOC_DAIFMT_CBM_CFM: | |
e1508289 | 516 | rdai->clk_master = 0; |
1536a968 KM |
517 | break; |
518 | case SND_SOC_DAIFMT_CBS_CFS: | |
e1508289 | 519 | rdai->clk_master = 1; /* codec is slave, cpu is master */ |
1536a968 KM |
520 | break; |
521 | default: | |
522 | return -EINVAL; | |
523 | } | |
524 | ||
1536a968 KM |
525 | /* set format */ |
526 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
527 | case SND_SOC_DAIFMT_I2S: | |
528 | rdai->sys_delay = 0; | |
529 | rdai->data_alignment = 0; | |
1a7889ca | 530 | rdai->frm_clk_inv = 0; |
1536a968 KM |
531 | break; |
532 | case SND_SOC_DAIFMT_LEFT_J: | |
533 | rdai->sys_delay = 1; | |
534 | rdai->data_alignment = 0; | |
1a7889ca | 535 | rdai->frm_clk_inv = 1; |
1536a968 KM |
536 | break; |
537 | case SND_SOC_DAIFMT_RIGHT_J: | |
538 | rdai->sys_delay = 1; | |
539 | rdai->data_alignment = 1; | |
1a7889ca KM |
540 | rdai->frm_clk_inv = 1; |
541 | break; | |
542 | } | |
543 | ||
544 | /* set clock inversion */ | |
545 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
546 | case SND_SOC_DAIFMT_NB_IF: | |
547 | rdai->bit_clk_inv = rdai->bit_clk_inv; | |
548 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
549 | break; | |
550 | case SND_SOC_DAIFMT_IB_NF: | |
551 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
552 | rdai->frm_clk_inv = rdai->frm_clk_inv; | |
553 | break; | |
554 | case SND_SOC_DAIFMT_IB_IF: | |
555 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
556 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
557 | break; | |
558 | case SND_SOC_DAIFMT_NB_NF: | |
559 | default: | |
1536a968 KM |
560 | break; |
561 | } | |
562 | ||
563 | return 0; | |
564 | } | |
565 | ||
566 | static const struct snd_soc_dai_ops rsnd_soc_dai_ops = { | |
567 | .trigger = rsnd_soc_dai_trigger, | |
568 | .set_fmt = rsnd_soc_dai_set_fmt, | |
569 | }; | |
570 | ||
94e2710c KM |
571 | static int rsnd_dai_probe(struct platform_device *pdev, |
572 | const struct rsnd_of_data *of_data, | |
573 | struct rsnd_priv *priv) | |
90e8e50f | 574 | { |
94e2710c KM |
575 | struct device_node *dai_node; |
576 | struct device_node *dai_np, *np, *node; | |
90e8e50f | 577 | struct device_node *playback, *capture; |
94e2710c KM |
578 | struct rsnd_dai_stream *io_playback; |
579 | struct rsnd_dai_stream *io_capture; | |
580 | struct snd_soc_dai_driver *drv; | |
581 | struct rsnd_dai *rdai; | |
90e8e50f | 582 | struct device *dev = &pdev->dev; |
94e2710c KM |
583 | int nr, dai_i, io_i, np_i; |
584 | int ret; | |
90e8e50f KM |
585 | |
586 | if (!of_data) | |
94e2710c | 587 | return 0; |
90e8e50f | 588 | |
94e2710c | 589 | dai_node = rsnd_dai_of_node(priv); |
90e8e50f | 590 | nr = of_get_child_count(dai_node); |
94e2710c KM |
591 | if (!nr) { |
592 | ret = -EINVAL; | |
593 | goto rsnd_dai_probe_done; | |
90e8e50f KM |
594 | } |
595 | ||
94e2710c KM |
596 | drv = devm_kzalloc(dev, sizeof(*drv) * nr, GFP_KERNEL); |
597 | rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL); | |
598 | if (!drv || !rdai) { | |
599 | ret = -ENOMEM; | |
600 | goto rsnd_dai_probe_done; | |
601 | } | |
90e8e50f | 602 | |
94e2710c KM |
603 | priv->rdai_nr = nr; |
604 | priv->daidrv = drv; | |
605 | priv->rdai = rdai; | |
90e8e50f KM |
606 | |
607 | /* | |
608 | * parse all dai | |
609 | */ | |
610 | dai_i = 0; | |
611 | for_each_child_of_node(dai_node, dai_np) { | |
94e2710c KM |
612 | rdai = rsnd_rdai_get(priv, dai_i); |
613 | drv = drv + dai_i; | |
614 | io_playback = &rdai->playback; | |
615 | io_capture = &rdai->capture; | |
616 | ||
617 | snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); | |
618 | ||
619 | rdai->priv = priv; | |
620 | drv->name = rdai->name; | |
621 | drv->ops = &rsnd_soc_dai_ops; | |
622 | ||
623 | snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE, | |
624 | "DAI%d Playback", dai_i); | |
625 | drv->playback.rates = RSND_RATES; | |
626 | drv->playback.formats = RSND_FMTS; | |
627 | drv->playback.channels_min = 2; | |
628 | drv->playback.channels_max = 2; | |
629 | drv->playback.stream_name = rdai->playback.name; | |
630 | ||
631 | snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, | |
632 | "DAI%d Capture", dai_i); | |
633 | drv->capture.rates = RSND_RATES; | |
634 | drv->capture.formats = RSND_FMTS; | |
635 | drv->capture.channels_min = 2; | |
636 | drv->capture.channels_max = 2; | |
637 | drv->capture.stream_name = rdai->capture.name; | |
638 | ||
639 | rdai->playback.rdai = rdai; | |
640 | rdai->capture.rdai = rdai; | |
90e8e50f | 641 | |
94e2710c KM |
642 | #define mod_parse(name) \ |
643 | node = rsnd_##name##_of_node(priv); \ | |
644 | if (node) { \ | |
645 | struct rsnd_mod *mod; \ | |
646 | np_i = 0; \ | |
647 | for_each_child_of_node(node, np) { \ | |
648 | mod = rsnd_##name##_mod_get(priv, np_i); \ | |
649 | if (np == playback) \ | |
650 | rsnd_dai_connect(mod, io_playback, mod->type); \ | |
651 | if (np == capture) \ | |
652 | rsnd_dai_connect(mod, io_capture, mod->type); \ | |
653 | np_i++; \ | |
654 | } \ | |
655 | of_node_put(node); \ | |
656 | } | |
90e8e50f | 657 | |
94e2710c KM |
658 | for (io_i = 0;; io_i++) { |
659 | playback = of_parse_phandle(dai_np, "playback", io_i); | |
660 | capture = of_parse_phandle(dai_np, "capture", io_i); | |
90e8e50f KM |
661 | |
662 | if (!playback && !capture) | |
663 | break; | |
664 | ||
665 | mod_parse(ssi); | |
666 | mod_parse(src); | |
9269e3c3 | 667 | mod_parse(ctu); |
70fb1052 | 668 | mod_parse(mix); |
34cb6123 | 669 | mod_parse(dvc); |
90e8e50f | 670 | |
a493b6a6 JL |
671 | of_node_put(playback); |
672 | of_node_put(capture); | |
90e8e50f KM |
673 | } |
674 | ||
675 | dai_i++; | |
1536a968 | 676 | |
94e2710c KM |
677 | dev_dbg(dev, "%s (%s/%s)\n", rdai->name, |
678 | rsnd_io_to_mod_ssi(io_playback) ? "play" : " -- ", | |
679 | rsnd_io_to_mod_ssi(io_capture) ? "capture" : " -- "); | |
1536a968 KM |
680 | } |
681 | ||
94e2710c | 682 | ret = 0; |
49848073 | 683 | |
94e2710c KM |
684 | rsnd_dai_probe_done: |
685 | of_node_put(dai_node); | |
1536a968 | 686 | |
94e2710c | 687 | return ret; |
1536a968 KM |
688 | } |
689 | ||
1536a968 KM |
690 | /* |
691 | * pcm ops | |
692 | */ | |
693 | static struct snd_pcm_hardware rsnd_pcm_hardware = { | |
694 | .info = SNDRV_PCM_INFO_INTERLEAVED | | |
695 | SNDRV_PCM_INFO_MMAP | | |
706c6621 | 696 | SNDRV_PCM_INFO_MMAP_VALID, |
1536a968 KM |
697 | .buffer_bytes_max = 64 * 1024, |
698 | .period_bytes_min = 32, | |
699 | .period_bytes_max = 8192, | |
700 | .periods_min = 1, | |
701 | .periods_max = 32, | |
702 | .fifo_size = 256, | |
703 | }; | |
704 | ||
705 | static int rsnd_pcm_open(struct snd_pcm_substream *substream) | |
706 | { | |
707 | struct snd_pcm_runtime *runtime = substream->runtime; | |
708 | int ret = 0; | |
709 | ||
710 | snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); | |
711 | ||
712 | ret = snd_pcm_hw_constraint_integer(runtime, | |
713 | SNDRV_PCM_HW_PARAM_PERIODS); | |
714 | ||
715 | return ret; | |
716 | } | |
717 | ||
718 | static int rsnd_hw_params(struct snd_pcm_substream *substream, | |
719 | struct snd_pcm_hw_params *hw_params) | |
720 | { | |
3b7843ff KM |
721 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); |
722 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
723 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
724 | int ret; | |
725 | ||
726 | ret = rsnd_dai_call(hw_params, io, substream, hw_params); | |
727 | if (ret) | |
728 | return ret; | |
729 | ||
1536a968 KM |
730 | return snd_pcm_lib_malloc_pages(substream, |
731 | params_buffer_bytes(hw_params)); | |
732 | } | |
733 | ||
734 | static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) | |
735 | { | |
736 | struct snd_pcm_runtime *runtime = substream->runtime; | |
737 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); | |
738 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
739 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
740 | ||
741 | return bytes_to_frames(runtime, io->byte_pos); | |
742 | } | |
743 | ||
744 | static struct snd_pcm_ops rsnd_pcm_ops = { | |
745 | .open = rsnd_pcm_open, | |
746 | .ioctl = snd_pcm_lib_ioctl, | |
747 | .hw_params = rsnd_hw_params, | |
748 | .hw_free = snd_pcm_lib_free_pages, | |
749 | .pointer = rsnd_pointer, | |
750 | }; | |
751 | ||
170a2497 KM |
752 | /* |
753 | * snd_kcontrol | |
754 | */ | |
755 | #define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) | |
756 | static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, | |
757 | struct snd_ctl_elem_info *uinfo) | |
758 | { | |
759 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
760 | ||
761 | if (cfg->texts) { | |
762 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
763 | uinfo->count = cfg->size; | |
764 | uinfo->value.enumerated.items = cfg->max; | |
765 | if (uinfo->value.enumerated.item >= cfg->max) | |
766 | uinfo->value.enumerated.item = cfg->max - 1; | |
767 | strlcpy(uinfo->value.enumerated.name, | |
768 | cfg->texts[uinfo->value.enumerated.item], | |
769 | sizeof(uinfo->value.enumerated.name)); | |
770 | } else { | |
771 | uinfo->count = cfg->size; | |
772 | uinfo->value.integer.min = 0; | |
773 | uinfo->value.integer.max = cfg->max; | |
774 | uinfo->type = (cfg->max == 1) ? | |
775 | SNDRV_CTL_ELEM_TYPE_BOOLEAN : | |
776 | SNDRV_CTL_ELEM_TYPE_INTEGER; | |
777 | } | |
778 | ||
779 | return 0; | |
780 | } | |
781 | ||
782 | static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, | |
783 | struct snd_ctl_elem_value *uc) | |
784 | { | |
785 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
786 | int i; | |
787 | ||
788 | for (i = 0; i < cfg->size; i++) | |
789 | if (cfg->texts) | |
790 | uc->value.enumerated.item[i] = cfg->val[i]; | |
791 | else | |
792 | uc->value.integer.value[i] = cfg->val[i]; | |
793 | ||
794 | return 0; | |
795 | } | |
796 | ||
797 | static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, | |
798 | struct snd_ctl_elem_value *uc) | |
799 | { | |
800 | struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); | |
801 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
802 | int i, change = 0; | |
803 | ||
804 | for (i = 0; i < cfg->size; i++) { | |
805 | if (cfg->texts) { | |
806 | change |= (uc->value.enumerated.item[i] != cfg->val[i]); | |
807 | cfg->val[i] = uc->value.enumerated.item[i]; | |
808 | } else { | |
809 | change |= (uc->value.integer.value[i] != cfg->val[i]); | |
810 | cfg->val[i] = uc->value.integer.value[i]; | |
811 | } | |
812 | } | |
813 | ||
814 | if (change) | |
b65a7ccc | 815 | cfg->update(cfg->io, mod); |
170a2497 KM |
816 | |
817 | return change; | |
818 | } | |
819 | ||
820 | static int __rsnd_kctrl_new(struct rsnd_mod *mod, | |
b65a7ccc | 821 | struct rsnd_dai_stream *io, |
170a2497 KM |
822 | struct snd_soc_pcm_runtime *rtd, |
823 | const unsigned char *name, | |
824 | struct rsnd_kctrl_cfg *cfg, | |
b65a7ccc KM |
825 | void (*update)(struct rsnd_dai_stream *io, |
826 | struct rsnd_mod *mod)) | |
170a2497 | 827 | { |
da620d72 | 828 | struct snd_soc_card *soc_card = rtd->card; |
170a2497 KM |
829 | struct snd_card *card = rtd->card->snd_card; |
830 | struct snd_kcontrol *kctrl; | |
831 | struct snd_kcontrol_new knew = { | |
832 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
833 | .name = name, | |
834 | .info = rsnd_kctrl_info, | |
da620d72 | 835 | .index = rtd - soc_card->rtd, |
170a2497 KM |
836 | .get = rsnd_kctrl_get, |
837 | .put = rsnd_kctrl_put, | |
838 | .private_value = (unsigned long)cfg, | |
839 | }; | |
840 | int ret; | |
841 | ||
842 | kctrl = snd_ctl_new1(&knew, mod); | |
843 | if (!kctrl) | |
844 | return -ENOMEM; | |
845 | ||
846 | ret = snd_ctl_add(card, kctrl); | |
d1f83d6e KM |
847 | if (ret < 0) { |
848 | snd_ctl_free_one(kctrl); | |
170a2497 | 849 | return ret; |
d1f83d6e | 850 | } |
170a2497 KM |
851 | |
852 | cfg->update = update; | |
d1f83d6e KM |
853 | cfg->card = card; |
854 | cfg->kctrl = kctrl; | |
b65a7ccc | 855 | cfg->io = io; |
170a2497 KM |
856 | |
857 | return 0; | |
858 | } | |
859 | ||
d1f83d6e KM |
860 | void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) |
861 | { | |
862 | snd_ctl_remove(cfg->card, cfg->kctrl); | |
863 | } | |
864 | ||
170a2497 | 865 | int rsnd_kctrl_new_m(struct rsnd_mod *mod, |
b65a7ccc | 866 | struct rsnd_dai_stream *io, |
170a2497 KM |
867 | struct snd_soc_pcm_runtime *rtd, |
868 | const unsigned char *name, | |
b65a7ccc KM |
869 | void (*update)(struct rsnd_dai_stream *io, |
870 | struct rsnd_mod *mod), | |
170a2497 KM |
871 | struct rsnd_kctrl_cfg_m *_cfg, |
872 | u32 max) | |
873 | { | |
874 | _cfg->cfg.max = max; | |
875 | _cfg->cfg.size = RSND_DVC_CHANNELS; | |
876 | _cfg->cfg.val = _cfg->val; | |
b65a7ccc | 877 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
878 | } |
879 | ||
880 | int rsnd_kctrl_new_s(struct rsnd_mod *mod, | |
b65a7ccc | 881 | struct rsnd_dai_stream *io, |
170a2497 KM |
882 | struct snd_soc_pcm_runtime *rtd, |
883 | const unsigned char *name, | |
b65a7ccc KM |
884 | void (*update)(struct rsnd_dai_stream *io, |
885 | struct rsnd_mod *mod), | |
170a2497 KM |
886 | struct rsnd_kctrl_cfg_s *_cfg, |
887 | u32 max) | |
888 | { | |
889 | _cfg->cfg.max = max; | |
890 | _cfg->cfg.size = 1; | |
891 | _cfg->cfg.val = &_cfg->val; | |
b65a7ccc | 892 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
893 | } |
894 | ||
895 | int rsnd_kctrl_new_e(struct rsnd_mod *mod, | |
b65a7ccc | 896 | struct rsnd_dai_stream *io, |
170a2497 KM |
897 | struct snd_soc_pcm_runtime *rtd, |
898 | const unsigned char *name, | |
899 | struct rsnd_kctrl_cfg_s *_cfg, | |
b65a7ccc KM |
900 | void (*update)(struct rsnd_dai_stream *io, |
901 | struct rsnd_mod *mod), | |
170a2497 KM |
902 | const char * const *texts, |
903 | u32 max) | |
904 | { | |
905 | _cfg->cfg.max = max; | |
906 | _cfg->cfg.size = 1; | |
907 | _cfg->cfg.val = &_cfg->val; | |
908 | _cfg->cfg.texts = texts; | |
b65a7ccc | 909 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
910 | } |
911 | ||
1536a968 KM |
912 | /* |
913 | * snd_soc_platform | |
914 | */ | |
915 | ||
916 | #define PREALLOC_BUFFER (32 * 1024) | |
917 | #define PREALLOC_BUFFER_MAX (32 * 1024) | |
918 | ||
919 | static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) | |
920 | { | |
7c63f3c0 KM |
921 | struct snd_soc_dai *dai = rtd->cpu_dai; |
922 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
ae11a9be | 923 | int ret; |
bff58ea4 | 924 | |
ae11a9be KM |
925 | ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); |
926 | if (ret) | |
927 | return ret; | |
bff58ea4 | 928 | |
ae11a9be | 929 | ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); |
7c63f3c0 KM |
930 | if (ret) |
931 | return ret; | |
bff58ea4 | 932 | |
1536a968 KM |
933 | return snd_pcm_lib_preallocate_pages_for_all( |
934 | rtd->pcm, | |
935 | SNDRV_DMA_TYPE_DEV, | |
936 | rtd->card->snd_card->dev, | |
937 | PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); | |
938 | } | |
939 | ||
1536a968 KM |
940 | static struct snd_soc_platform_driver rsnd_soc_platform = { |
941 | .ops = &rsnd_pcm_ops, | |
942 | .pcm_new = rsnd_pcm_new, | |
1536a968 KM |
943 | }; |
944 | ||
945 | static const struct snd_soc_component_driver rsnd_soc_component = { | |
946 | .name = "rsnd", | |
947 | }; | |
948 | ||
d3a76823 | 949 | static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, |
f708d944 | 950 | struct rsnd_dai_stream *io) |
d3a76823 | 951 | { |
d3a76823 KM |
952 | int ret; |
953 | ||
690602fc | 954 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 | 955 | if (ret == -EAGAIN) { |
48d58281 KM |
956 | struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); |
957 | int i; | |
958 | ||
d3a76823 KM |
959 | /* |
960 | * Fallback to PIO mode | |
961 | */ | |
962 | ||
963 | /* | |
964 | * call "remove" for SSI/SRC/DVC | |
965 | * SSI will be switch to PIO mode if it was DMA mode | |
966 | * see | |
967 | * rsnd_dma_init() | |
97463e19 | 968 | * rsnd_ssi_fallback() |
d3a76823 | 969 | */ |
690602fc | 970 | rsnd_dai_call(remove, io, priv); |
d3a76823 KM |
971 | |
972 | /* | |
48d58281 KM |
973 | * remove all mod from io |
974 | * and, re connect ssi | |
d3a76823 | 975 | */ |
48d58281 KM |
976 | for (i = 0; i < RSND_MOD_MAX; i++) |
977 | rsnd_dai_disconnect((io)->mod[i], io, i); | |
978 | rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); | |
d3a76823 | 979 | |
97463e19 KM |
980 | /* |
981 | * fallback | |
982 | */ | |
690602fc | 983 | rsnd_dai_call(fallback, io, priv); |
97463e19 | 984 | |
d3a76823 KM |
985 | /* |
986 | * retry to "probe". | |
987 | * DAI has SSI which is PIO mode only now. | |
988 | */ | |
690602fc | 989 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 KM |
990 | } |
991 | ||
992 | return ret; | |
993 | } | |
994 | ||
1536a968 KM |
995 | /* |
996 | * rsnd probe | |
997 | */ | |
998 | static int rsnd_probe(struct platform_device *pdev) | |
999 | { | |
1000 | struct rcar_snd_info *info; | |
1001 | struct rsnd_priv *priv; | |
1002 | struct device *dev = &pdev->dev; | |
7681f6ac | 1003 | struct rsnd_dai *rdai; |
90e8e50f KM |
1004 | const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev); |
1005 | const struct rsnd_of_data *of_data; | |
d1ac970f | 1006 | int (*probe_func[])(struct platform_device *pdev, |
90e8e50f | 1007 | const struct rsnd_of_data *of_data, |
d1ac970f KM |
1008 | struct rsnd_priv *priv) = { |
1009 | rsnd_gen_probe, | |
288f392e | 1010 | rsnd_dma_probe, |
d1ac970f | 1011 | rsnd_ssi_probe, |
c7f69ab5 | 1012 | rsnd_ssiu_probe, |
ba9c949f | 1013 | rsnd_src_probe, |
9269e3c3 | 1014 | rsnd_ctu_probe, |
70fb1052 | 1015 | rsnd_mix_probe, |
bff58ea4 | 1016 | rsnd_dvc_probe, |
1b2ca0ad | 1017 | rsnd_cmd_probe, |
d1ac970f KM |
1018 | rsnd_adg_probe, |
1019 | rsnd_dai_probe, | |
1020 | }; | |
1021 | int ret, i; | |
1536a968 | 1022 | |
dcc448e6 GU |
1023 | info = devm_kzalloc(&pdev->dev, sizeof(struct rcar_snd_info), |
1024 | GFP_KERNEL); | |
1025 | if (!info) | |
1026 | return -ENOMEM; | |
1027 | of_data = of_id->data; | |
1536a968 KM |
1028 | |
1029 | /* | |
1030 | * init priv data | |
1031 | */ | |
1032 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); | |
1033 | if (!priv) { | |
1034 | dev_err(dev, "priv allocate failed\n"); | |
1035 | return -ENODEV; | |
1036 | } | |
1037 | ||
9f464f8e | 1038 | priv->pdev = pdev; |
1536a968 | 1039 | priv->info = info; |
348d592c | 1040 | priv->flags = of_data->flags; |
1536a968 KM |
1041 | spin_lock_init(&priv->lock); |
1042 | ||
1043 | /* | |
1044 | * init each module | |
1045 | */ | |
d1ac970f | 1046 | for (i = 0; i < ARRAY_SIZE(probe_func); i++) { |
90e8e50f | 1047 | ret = probe_func[i](pdev, of_data, priv); |
d1ac970f KM |
1048 | if (ret) |
1049 | return ret; | |
1050 | } | |
07539c1d | 1051 | |
7681f6ac | 1052 | for_each_rsnd_dai(rdai, priv, i) { |
f708d944 | 1053 | ret = rsnd_rdai_continuance_probe(priv, &rdai->playback); |
7681f6ac | 1054 | if (ret) |
d62a3dcd | 1055 | goto exit_snd_probe; |
dfc9403b | 1056 | |
f708d944 | 1057 | ret = rsnd_rdai_continuance_probe(priv, &rdai->capture); |
7681f6ac | 1058 | if (ret) |
d62a3dcd | 1059 | goto exit_snd_probe; |
7681f6ac | 1060 | } |
4b4dab82 | 1061 | |
0b1f6ec7 KM |
1062 | dev_set_drvdata(dev, priv); |
1063 | ||
1536a968 KM |
1064 | /* |
1065 | * asoc register | |
1066 | */ | |
1067 | ret = snd_soc_register_platform(dev, &rsnd_soc_platform); | |
1068 | if (ret < 0) { | |
1069 | dev_err(dev, "cannot snd soc register\n"); | |
1070 | return ret; | |
1071 | } | |
1072 | ||
1073 | ret = snd_soc_register_component(dev, &rsnd_soc_component, | |
ecba9e72 | 1074 | priv->daidrv, rsnd_rdai_nr(priv)); |
1536a968 KM |
1075 | if (ret < 0) { |
1076 | dev_err(dev, "cannot snd dai register\n"); | |
1077 | goto exit_snd_soc; | |
1078 | } | |
1079 | ||
1536a968 KM |
1080 | pm_runtime_enable(dev); |
1081 | ||
1082 | dev_info(dev, "probed\n"); | |
1083 | return ret; | |
1084 | ||
1085 | exit_snd_soc: | |
1086 | snd_soc_unregister_platform(dev); | |
d62a3dcd KM |
1087 | exit_snd_probe: |
1088 | for_each_rsnd_dai(rdai, priv, i) { | |
690602fc KM |
1089 | rsnd_dai_call(remove, &rdai->playback, priv); |
1090 | rsnd_dai_call(remove, &rdai->capture, priv); | |
d62a3dcd | 1091 | } |
1536a968 KM |
1092 | |
1093 | return ret; | |
1094 | } | |
1095 | ||
1096 | static int rsnd_remove(struct platform_device *pdev) | |
1097 | { | |
1098 | struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); | |
7681f6ac | 1099 | struct rsnd_dai *rdai; |
2f78dd7f KM |
1100 | void (*remove_func[])(struct platform_device *pdev, |
1101 | struct rsnd_priv *priv) = { | |
1102 | rsnd_ssi_remove, | |
c7f69ab5 | 1103 | rsnd_ssiu_remove, |
2f78dd7f | 1104 | rsnd_src_remove, |
9269e3c3 | 1105 | rsnd_ctu_remove, |
70fb1052 | 1106 | rsnd_mix_remove, |
2f78dd7f | 1107 | rsnd_dvc_remove, |
1b2ca0ad | 1108 | rsnd_cmd_remove, |
68a55024 | 1109 | rsnd_adg_remove, |
2f78dd7f | 1110 | }; |
d62a3dcd | 1111 | int ret = 0, i; |
1536a968 KM |
1112 | |
1113 | pm_runtime_disable(&pdev->dev); | |
1114 | ||
7681f6ac | 1115 | for_each_rsnd_dai(rdai, priv, i) { |
690602fc KM |
1116 | ret |= rsnd_dai_call(remove, &rdai->playback, priv); |
1117 | ret |= rsnd_dai_call(remove, &rdai->capture, priv); | |
7681f6ac | 1118 | } |
1536a968 | 1119 | |
2f78dd7f KM |
1120 | for (i = 0; i < ARRAY_SIZE(remove_func); i++) |
1121 | remove_func[i](pdev, priv); | |
1122 | ||
d7c42ff8 KM |
1123 | snd_soc_unregister_component(&pdev->dev); |
1124 | snd_soc_unregister_platform(&pdev->dev); | |
1125 | ||
d62a3dcd | 1126 | return ret; |
1536a968 KM |
1127 | } |
1128 | ||
1129 | static struct platform_driver rsnd_driver = { | |
1130 | .driver = { | |
1131 | .name = "rcar_sound", | |
90e8e50f | 1132 | .of_match_table = rsnd_of_match, |
1536a968 KM |
1133 | }, |
1134 | .probe = rsnd_probe, | |
1135 | .remove = rsnd_remove, | |
1136 | }; | |
1137 | module_platform_driver(rsnd_driver); | |
1138 | ||
1139 | MODULE_LICENSE("GPL"); | |
1140 | MODULE_DESCRIPTION("Renesas R-Car audio driver"); | |
1141 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); | |
1142 | MODULE_ALIAS("platform:rcar-pcm-audio"); |