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 | ||
8ec85e7f KM |
194 | int rsnd_get_slot_rdai(struct rsnd_dai *rdai) |
195 | { | |
196 | return rdai->slots; | |
197 | } | |
198 | ||
199 | int rsnd_get_slot_runtime(struct rsnd_dai_stream *io) | |
200 | { | |
201 | struct rsnd_dai *rdai = rsnd_io_to_rdai(io); | |
202 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
203 | int chan = rsnd_get_slot_rdai(rdai); | |
204 | ||
205 | if (runtime->channels < chan) | |
206 | chan = runtime->channels; | |
207 | ||
208 | return chan; | |
209 | } | |
210 | ||
211 | int rsnd_get_slot_extend(struct rsnd_dai_stream *io) | |
212 | { | |
213 | int chan = rsnd_get_slot_runtime(io); | |
214 | ||
215 | /* TDM Extend Mode needs 8ch */ | |
216 | if (chan == 6) | |
217 | chan = 8; | |
218 | ||
219 | return chan; | |
220 | } | |
221 | ||
d7bdbc5d | 222 | /* |
3023b384 | 223 | * ADINR function |
d7bdbc5d | 224 | */ |
3023b384 | 225 | u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
d7bdbc5d KM |
226 | { |
227 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
d7bdbc5d KM |
228 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
229 | struct device *dev = rsnd_priv_to_dev(priv); | |
230 | u32 adinr = runtime->channels; | |
231 | ||
232 | switch (runtime->sample_bits) { | |
233 | case 16: | |
234 | adinr |= (8 << 16); | |
235 | break; | |
236 | case 32: | |
237 | adinr |= (0 << 16); | |
238 | break; | |
239 | default: | |
240 | dev_warn(dev, "not supported sample bits\n"); | |
241 | return 0; | |
242 | } | |
243 | ||
244 | return adinr; | |
245 | } | |
246 | ||
bfe1360d KM |
247 | u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
248 | { | |
249 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
bfe1360d | 250 | struct device *dev = rsnd_priv_to_dev(priv); |
186fadc1 KM |
251 | struct rsnd_dai *rdai = rsnd_io_to_rdai(io); |
252 | u32 chan = rsnd_get_slot_rdai(rdai); | |
bfe1360d KM |
253 | |
254 | switch (chan) { | |
255 | case 1: | |
256 | case 2: | |
257 | case 4: | |
258 | case 6: | |
259 | case 8: | |
260 | break; | |
261 | default: | |
262 | dev_warn(dev, "not supported channel\n"); | |
263 | chan = 0; | |
264 | break; | |
265 | } | |
266 | ||
267 | return chan; | |
268 | } | |
4689032b KM |
269 | |
270 | /* | |
271 | * DALIGN function | |
272 | */ | |
273 | u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) | |
274 | { | |
4689032b | 275 | struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); |
a504b1ee | 276 | struct rsnd_mod *target; |
4689032b KM |
277 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
278 | u32 val = 0x76543210; | |
279 | u32 mask = ~0; | |
280 | ||
a504b1ee KM |
281 | if (rsnd_io_is_play(io)) { |
282 | struct rsnd_mod *src = rsnd_io_to_mod_src(io); | |
283 | ||
284 | target = src ? src : ssi; | |
285 | } else { | |
286 | struct rsnd_mod *cmd = rsnd_io_to_mod_cmd(io); | |
287 | ||
288 | target = cmd ? cmd : ssi; | |
289 | } | |
290 | ||
4689032b KM |
291 | mask <<= runtime->channels * 4; |
292 | val = val & mask; | |
293 | ||
294 | switch (runtime->sample_bits) { | |
295 | case 16: | |
296 | val |= 0x67452301 & ~mask; | |
297 | break; | |
298 | case 32: | |
299 | val |= 0x76543210 & ~mask; | |
300 | break; | |
301 | } | |
302 | ||
303 | /* | |
304 | * exchange channeles on SRC if possible, | |
305 | * otherwise, R/L volume settings on DVC | |
306 | * changes inverted channels | |
307 | */ | |
308 | if (mod == target) | |
309 | return val; | |
310 | else | |
311 | return 0x76543210; | |
312 | } | |
313 | ||
1536a968 KM |
314 | /* |
315 | * rsnd_dai functions | |
316 | */ | |
c2dc47d5 | 317 | #define rsnd_mod_call(idx, io, func, param...) \ |
d870a91e KM |
318 | ({ \ |
319 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ | |
c2dc47d5 | 320 | struct rsnd_mod *mod = (io)->mod[idx]; \ |
d870a91e | 321 | struct device *dev = rsnd_priv_to_dev(priv); \ |
c2dc47d5 | 322 | u32 *status = (io)->mod_status + idx; \ |
5451ea44 | 323 | u32 mask = 0xF << __rsnd_mod_shift_##func; \ |
c2dc47d5 | 324 | u8 val = (*status >> __rsnd_mod_shift_##func) & 0xF; \ |
5451ea44 | 325 | u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \ |
417f9642 | 326 | int ret = 0; \ |
32a96d55 | 327 | int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \ |
c2dc47d5 | 328 | *status = (*status & ~mask) + \ |
a48e3f97 | 329 | (add << __rsnd_mod_shift_##func); \ |
1355720a KM |
330 | dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ |
331 | rsnd_mod_name(mod), rsnd_mod_id(mod), \ | |
c2dc47d5 | 332 | *status, call ? #func : ""); \ |
1355720a KM |
333 | if (call) \ |
334 | ret = (mod)->ops->func(mod, io, param); \ | |
417f9642 | 335 | ret; \ |
d870a91e KM |
336 | }) |
337 | ||
690602fc | 338 | #define rsnd_dai_call(fn, io, param...) \ |
d870a91e | 339 | ({ \ |
a126021d KM |
340 | struct rsnd_mod *mod; \ |
341 | int ret = 0, i; \ | |
342 | for (i = 0; i < RSND_MOD_MAX; i++) { \ | |
343 | mod = (io)->mod[i]; \ | |
344 | if (!mod) \ | |
345 | continue; \ | |
c2dc47d5 | 346 | ret |= rsnd_mod_call(i, io, fn, param); \ |
d870a91e KM |
347 | } \ |
348 | ret; \ | |
cdaa3cdf KM |
349 | }) |
350 | ||
27924f32 KM |
351 | int rsnd_dai_connect(struct rsnd_mod *mod, |
352 | struct rsnd_dai_stream *io, | |
353 | enum rsnd_mod_type type) | |
cdaa3cdf | 354 | { |
48725e9c KM |
355 | struct rsnd_priv *priv; |
356 | struct device *dev; | |
84e95355 | 357 | |
6020779b | 358 | if (!mod) |
cdaa3cdf | 359 | return -EIO; |
cdaa3cdf | 360 | |
48725e9c KM |
361 | priv = rsnd_mod_to_priv(mod); |
362 | dev = rsnd_priv_to_dev(priv); | |
363 | ||
27924f32 | 364 | io->mod[type] = mod; |
cdaa3cdf | 365 | |
84e95355 KM |
366 | dev_dbg(dev, "%s[%d] is connected to io (%s)\n", |
367 | rsnd_mod_name(mod), rsnd_mod_id(mod), | |
368 | rsnd_io_is_play(io) ? "Playback" : "Capture"); | |
369 | ||
cdaa3cdf KM |
370 | return 0; |
371 | } | |
372 | ||
d3a76823 | 373 | static void rsnd_dai_disconnect(struct rsnd_mod *mod, |
27924f32 KM |
374 | struct rsnd_dai_stream *io, |
375 | enum rsnd_mod_type type) | |
d3a76823 | 376 | { |
27924f32 | 377 | io->mod[type] = NULL; |
d3a76823 KM |
378 | } |
379 | ||
710d0889 | 380 | struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id) |
1536a968 | 381 | { |
ecba9e72 | 382 | if ((id < 0) || (id >= rsnd_rdai_nr(priv))) |
2192f81c KM |
383 | return NULL; |
384 | ||
1536a968 KM |
385 | return priv->rdai + id; |
386 | } | |
387 | ||
eb2535f5 | 388 | #define rsnd_dai_to_priv(dai) snd_soc_dai_get_drvdata(dai) |
1536a968 KM |
389 | static struct rsnd_dai *rsnd_dai_to_rdai(struct snd_soc_dai *dai) |
390 | { | |
eb2535f5 | 391 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 | 392 | |
710d0889 | 393 | return rsnd_rdai_get(priv, dai->id); |
1536a968 KM |
394 | } |
395 | ||
1536a968 KM |
396 | /* |
397 | * rsnd_soc_dai functions | |
398 | */ | |
399 | int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional) | |
400 | { | |
401 | struct snd_pcm_substream *substream = io->substream; | |
402 | struct snd_pcm_runtime *runtime = substream->runtime; | |
403 | int pos = io->byte_pos + additional; | |
404 | ||
405 | pos %= (runtime->periods * io->byte_per_period); | |
406 | ||
407 | return pos; | |
408 | } | |
409 | ||
75defee0 | 410 | bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int byte) |
1536a968 KM |
411 | { |
412 | io->byte_pos += byte; | |
413 | ||
414 | if (io->byte_pos >= io->next_period_byte) { | |
415 | struct snd_pcm_substream *substream = io->substream; | |
416 | struct snd_pcm_runtime *runtime = substream->runtime; | |
417 | ||
418 | io->period_pos++; | |
419 | io->next_period_byte += io->byte_per_period; | |
420 | ||
421 | if (io->period_pos >= runtime->periods) { | |
422 | io->byte_pos = 0; | |
423 | io->period_pos = 0; | |
424 | io->next_period_byte = io->byte_per_period; | |
425 | } | |
426 | ||
75defee0 | 427 | return true; |
1536a968 | 428 | } |
75defee0 KM |
429 | |
430 | return false; | |
431 | } | |
432 | ||
433 | void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io) | |
434 | { | |
435 | struct snd_pcm_substream *substream = io->substream; | |
436 | ||
437 | /* | |
438 | * this function should be called... | |
439 | * | |
440 | * - if rsnd_dai_pointer_update() returns true | |
441 | * - without spin lock | |
442 | */ | |
443 | ||
444 | snd_pcm_period_elapsed(substream); | |
1536a968 KM |
445 | } |
446 | ||
5626ad08 | 447 | static void rsnd_dai_stream_init(struct rsnd_dai_stream *io, |
1536a968 KM |
448 | struct snd_pcm_substream *substream) |
449 | { | |
450 | struct snd_pcm_runtime *runtime = substream->runtime; | |
451 | ||
1536a968 KM |
452 | io->substream = substream; |
453 | io->byte_pos = 0; | |
454 | io->period_pos = 0; | |
455 | io->byte_per_period = runtime->period_size * | |
456 | runtime->channels * | |
457 | samples_to_bytes(runtime, 1); | |
458 | io->next_period_byte = io->byte_per_period; | |
5626ad08 | 459 | } |
1536a968 | 460 | |
5626ad08 KM |
461 | static void rsnd_dai_stream_quit(struct rsnd_dai_stream *io) |
462 | { | |
463 | io->substream = NULL; | |
1536a968 KM |
464 | } |
465 | ||
466 | static | |
467 | struct snd_soc_dai *rsnd_substream_to_dai(struct snd_pcm_substream *substream) | |
468 | { | |
469 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
470 | ||
471 | return rtd->cpu_dai; | |
472 | } | |
473 | ||
474 | static | |
475 | struct rsnd_dai_stream *rsnd_rdai_to_io(struct rsnd_dai *rdai, | |
476 | struct snd_pcm_substream *substream) | |
477 | { | |
478 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
479 | return &rdai->playback; | |
480 | else | |
481 | return &rdai->capture; | |
482 | } | |
483 | ||
484 | static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, | |
485 | struct snd_soc_dai *dai) | |
486 | { | |
eb2535f5 | 487 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 KM |
488 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); |
489 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
1536a968 KM |
490 | int ret; |
491 | unsigned long flags; | |
492 | ||
02299d98 | 493 | spin_lock_irqsave(&priv->lock, flags); |
1536a968 KM |
494 | |
495 | switch (cmd) { | |
496 | case SNDRV_PCM_TRIGGER_START: | |
5626ad08 | 497 | rsnd_dai_stream_init(io, substream); |
1536a968 | 498 | |
690602fc | 499 | ret = rsnd_dai_call(init, io, priv); |
cdaa3cdf KM |
500 | if (ret < 0) |
501 | goto dai_trigger_end; | |
502 | ||
690602fc | 503 | ret = rsnd_dai_call(start, io, priv); |
cdaa3cdf KM |
504 | if (ret < 0) |
505 | goto dai_trigger_end; | |
1536a968 KM |
506 | break; |
507 | case SNDRV_PCM_TRIGGER_STOP: | |
690602fc | 508 | ret = rsnd_dai_call(stop, io, priv); |
cdaa3cdf | 509 | |
89e3e2c3 | 510 | ret |= rsnd_dai_call(quit, io, priv); |
cdaa3cdf | 511 | |
5626ad08 | 512 | rsnd_dai_stream_quit(io); |
1536a968 KM |
513 | break; |
514 | default: | |
515 | ret = -EINVAL; | |
516 | } | |
517 | ||
518 | dai_trigger_end: | |
02299d98 | 519 | spin_unlock_irqrestore(&priv->lock, flags); |
1536a968 KM |
520 | |
521 | return ret; | |
522 | } | |
523 | ||
524 | static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) | |
525 | { | |
526 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
527 | ||
528 | /* set master/slave audio interface */ | |
529 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
530 | case SND_SOC_DAIFMT_CBM_CFM: | |
e1508289 | 531 | rdai->clk_master = 0; |
1536a968 KM |
532 | break; |
533 | case SND_SOC_DAIFMT_CBS_CFS: | |
e1508289 | 534 | rdai->clk_master = 1; /* codec is slave, cpu is master */ |
1536a968 KM |
535 | break; |
536 | default: | |
537 | return -EINVAL; | |
538 | } | |
539 | ||
1536a968 KM |
540 | /* set format */ |
541 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
542 | case SND_SOC_DAIFMT_I2S: | |
543 | rdai->sys_delay = 0; | |
544 | rdai->data_alignment = 0; | |
1a7889ca | 545 | rdai->frm_clk_inv = 0; |
1536a968 KM |
546 | break; |
547 | case SND_SOC_DAIFMT_LEFT_J: | |
548 | rdai->sys_delay = 1; | |
549 | rdai->data_alignment = 0; | |
1a7889ca | 550 | rdai->frm_clk_inv = 1; |
1536a968 KM |
551 | break; |
552 | case SND_SOC_DAIFMT_RIGHT_J: | |
553 | rdai->sys_delay = 1; | |
554 | rdai->data_alignment = 1; | |
1a7889ca KM |
555 | rdai->frm_clk_inv = 1; |
556 | break; | |
557 | } | |
558 | ||
559 | /* set clock inversion */ | |
560 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
561 | case SND_SOC_DAIFMT_NB_IF: | |
562 | rdai->bit_clk_inv = rdai->bit_clk_inv; | |
563 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
564 | break; | |
565 | case SND_SOC_DAIFMT_IB_NF: | |
566 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
567 | rdai->frm_clk_inv = rdai->frm_clk_inv; | |
568 | break; | |
569 | case SND_SOC_DAIFMT_IB_IF: | |
570 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
571 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
572 | break; | |
573 | case SND_SOC_DAIFMT_NB_NF: | |
574 | default: | |
1536a968 KM |
575 | break; |
576 | } | |
577 | ||
578 | return 0; | |
579 | } | |
580 | ||
186fadc1 KM |
581 | static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai, |
582 | u32 tx_mask, u32 rx_mask, | |
583 | int slots, int slot_width) | |
584 | { | |
585 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); | |
586 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
587 | struct device *dev = rsnd_priv_to_dev(priv); | |
588 | ||
589 | switch (slots) { | |
590 | case 6: | |
591 | /* TDM Extend Mode */ | |
592 | rdai->slots = slots; | |
593 | break; | |
594 | default: | |
595 | dev_err(dev, "unsupported TDM slots (%d)\n", slots); | |
596 | return -EINVAL; | |
597 | } | |
598 | ||
599 | return 0; | |
600 | } | |
601 | ||
1536a968 KM |
602 | static const struct snd_soc_dai_ops rsnd_soc_dai_ops = { |
603 | .trigger = rsnd_soc_dai_trigger, | |
604 | .set_fmt = rsnd_soc_dai_set_fmt, | |
186fadc1 | 605 | .set_tdm_slot = rsnd_soc_set_dai_tdm_slot, |
1536a968 KM |
606 | }; |
607 | ||
2ea6b074 | 608 | static int rsnd_dai_probe(struct rsnd_priv *priv) |
90e8e50f | 609 | { |
94e2710c KM |
610 | struct device_node *dai_node; |
611 | struct device_node *dai_np, *np, *node; | |
90e8e50f | 612 | struct device_node *playback, *capture; |
94e2710c KM |
613 | struct rsnd_dai_stream *io_playback; |
614 | struct rsnd_dai_stream *io_capture; | |
2ff2ecca | 615 | struct snd_soc_dai_driver *rdrv, *drv; |
94e2710c | 616 | struct rsnd_dai *rdai; |
2ea6b074 | 617 | struct device *dev = rsnd_priv_to_dev(priv); |
94e2710c KM |
618 | int nr, dai_i, io_i, np_i; |
619 | int ret; | |
90e8e50f | 620 | |
94e2710c | 621 | dai_node = rsnd_dai_of_node(priv); |
90e8e50f | 622 | nr = of_get_child_count(dai_node); |
94e2710c KM |
623 | if (!nr) { |
624 | ret = -EINVAL; | |
625 | goto rsnd_dai_probe_done; | |
90e8e50f KM |
626 | } |
627 | ||
2ff2ecca | 628 | rdrv = devm_kzalloc(dev, sizeof(*rdrv) * nr, GFP_KERNEL); |
94e2710c | 629 | rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL); |
2ff2ecca | 630 | if (!rdrv || !rdai) { |
94e2710c KM |
631 | ret = -ENOMEM; |
632 | goto rsnd_dai_probe_done; | |
633 | } | |
90e8e50f | 634 | |
94e2710c | 635 | priv->rdai_nr = nr; |
2ff2ecca | 636 | priv->daidrv = rdrv; |
94e2710c | 637 | priv->rdai = rdai; |
90e8e50f KM |
638 | |
639 | /* | |
640 | * parse all dai | |
641 | */ | |
642 | dai_i = 0; | |
643 | for_each_child_of_node(dai_node, dai_np) { | |
94e2710c | 644 | rdai = rsnd_rdai_get(priv, dai_i); |
2ff2ecca | 645 | drv = rdrv + dai_i; |
94e2710c KM |
646 | io_playback = &rdai->playback; |
647 | io_capture = &rdai->capture; | |
648 | ||
649 | snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); | |
650 | ||
651 | rdai->priv = priv; | |
652 | drv->name = rdai->name; | |
653 | drv->ops = &rsnd_soc_dai_ops; | |
654 | ||
655 | snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE, | |
656 | "DAI%d Playback", dai_i); | |
657 | drv->playback.rates = RSND_RATES; | |
658 | drv->playback.formats = RSND_FMTS; | |
659 | drv->playback.channels_min = 2; | |
186fadc1 | 660 | drv->playback.channels_max = 6; |
94e2710c KM |
661 | drv->playback.stream_name = rdai->playback.name; |
662 | ||
663 | snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, | |
664 | "DAI%d Capture", dai_i); | |
665 | drv->capture.rates = RSND_RATES; | |
666 | drv->capture.formats = RSND_FMTS; | |
667 | drv->capture.channels_min = 2; | |
186fadc1 | 668 | drv->capture.channels_max = 6; |
94e2710c KM |
669 | drv->capture.stream_name = rdai->capture.name; |
670 | ||
671 | rdai->playback.rdai = rdai; | |
672 | rdai->capture.rdai = rdai; | |
8ec85e7f | 673 | rdai->slots = 2; /* default */ |
90e8e50f | 674 | |
94e2710c KM |
675 | #define mod_parse(name) \ |
676 | node = rsnd_##name##_of_node(priv); \ | |
677 | if (node) { \ | |
678 | struct rsnd_mod *mod; \ | |
679 | np_i = 0; \ | |
680 | for_each_child_of_node(node, np) { \ | |
681 | mod = rsnd_##name##_mod_get(priv, np_i); \ | |
682 | if (np == playback) \ | |
683 | rsnd_dai_connect(mod, io_playback, mod->type); \ | |
684 | if (np == capture) \ | |
685 | rsnd_dai_connect(mod, io_capture, mod->type); \ | |
686 | np_i++; \ | |
687 | } \ | |
688 | of_node_put(node); \ | |
689 | } | |
90e8e50f | 690 | |
94e2710c KM |
691 | for (io_i = 0;; io_i++) { |
692 | playback = of_parse_phandle(dai_np, "playback", io_i); | |
693 | capture = of_parse_phandle(dai_np, "capture", io_i); | |
90e8e50f KM |
694 | |
695 | if (!playback && !capture) | |
696 | break; | |
697 | ||
698 | mod_parse(ssi); | |
699 | mod_parse(src); | |
9269e3c3 | 700 | mod_parse(ctu); |
70fb1052 | 701 | mod_parse(mix); |
34cb6123 | 702 | mod_parse(dvc); |
90e8e50f | 703 | |
a493b6a6 JL |
704 | of_node_put(playback); |
705 | of_node_put(capture); | |
90e8e50f KM |
706 | } |
707 | ||
708 | dai_i++; | |
1536a968 | 709 | |
94e2710c KM |
710 | dev_dbg(dev, "%s (%s/%s)\n", rdai->name, |
711 | rsnd_io_to_mod_ssi(io_playback) ? "play" : " -- ", | |
712 | rsnd_io_to_mod_ssi(io_capture) ? "capture" : " -- "); | |
1536a968 KM |
713 | } |
714 | ||
94e2710c | 715 | ret = 0; |
49848073 | 716 | |
94e2710c KM |
717 | rsnd_dai_probe_done: |
718 | of_node_put(dai_node); | |
1536a968 | 719 | |
94e2710c | 720 | return ret; |
1536a968 KM |
721 | } |
722 | ||
1536a968 KM |
723 | /* |
724 | * pcm ops | |
725 | */ | |
726 | static struct snd_pcm_hardware rsnd_pcm_hardware = { | |
727 | .info = SNDRV_PCM_INFO_INTERLEAVED | | |
728 | SNDRV_PCM_INFO_MMAP | | |
706c6621 | 729 | SNDRV_PCM_INFO_MMAP_VALID, |
1536a968 KM |
730 | .buffer_bytes_max = 64 * 1024, |
731 | .period_bytes_min = 32, | |
732 | .period_bytes_max = 8192, | |
733 | .periods_min = 1, | |
734 | .periods_max = 32, | |
735 | .fifo_size = 256, | |
736 | }; | |
737 | ||
738 | static int rsnd_pcm_open(struct snd_pcm_substream *substream) | |
739 | { | |
740 | struct snd_pcm_runtime *runtime = substream->runtime; | |
741 | int ret = 0; | |
742 | ||
743 | snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); | |
744 | ||
745 | ret = snd_pcm_hw_constraint_integer(runtime, | |
746 | SNDRV_PCM_HW_PARAM_PERIODS); | |
747 | ||
748 | return ret; | |
749 | } | |
750 | ||
751 | static int rsnd_hw_params(struct snd_pcm_substream *substream, | |
752 | struct snd_pcm_hw_params *hw_params) | |
753 | { | |
3b7843ff KM |
754 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); |
755 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
756 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
757 | int ret; | |
758 | ||
759 | ret = rsnd_dai_call(hw_params, io, substream, hw_params); | |
760 | if (ret) | |
761 | return ret; | |
762 | ||
1536a968 KM |
763 | return snd_pcm_lib_malloc_pages(substream, |
764 | params_buffer_bytes(hw_params)); | |
765 | } | |
766 | ||
767 | static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) | |
768 | { | |
769 | struct snd_pcm_runtime *runtime = substream->runtime; | |
770 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); | |
771 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
772 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
773 | ||
774 | return bytes_to_frames(runtime, io->byte_pos); | |
775 | } | |
776 | ||
777 | static struct snd_pcm_ops rsnd_pcm_ops = { | |
778 | .open = rsnd_pcm_open, | |
779 | .ioctl = snd_pcm_lib_ioctl, | |
780 | .hw_params = rsnd_hw_params, | |
781 | .hw_free = snd_pcm_lib_free_pages, | |
782 | .pointer = rsnd_pointer, | |
783 | }; | |
784 | ||
170a2497 KM |
785 | /* |
786 | * snd_kcontrol | |
787 | */ | |
788 | #define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) | |
789 | static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, | |
790 | struct snd_ctl_elem_info *uinfo) | |
791 | { | |
792 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
793 | ||
794 | if (cfg->texts) { | |
795 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
796 | uinfo->count = cfg->size; | |
797 | uinfo->value.enumerated.items = cfg->max; | |
798 | if (uinfo->value.enumerated.item >= cfg->max) | |
799 | uinfo->value.enumerated.item = cfg->max - 1; | |
800 | strlcpy(uinfo->value.enumerated.name, | |
801 | cfg->texts[uinfo->value.enumerated.item], | |
802 | sizeof(uinfo->value.enumerated.name)); | |
803 | } else { | |
804 | uinfo->count = cfg->size; | |
805 | uinfo->value.integer.min = 0; | |
806 | uinfo->value.integer.max = cfg->max; | |
807 | uinfo->type = (cfg->max == 1) ? | |
808 | SNDRV_CTL_ELEM_TYPE_BOOLEAN : | |
809 | SNDRV_CTL_ELEM_TYPE_INTEGER; | |
810 | } | |
811 | ||
812 | return 0; | |
813 | } | |
814 | ||
815 | static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, | |
816 | struct snd_ctl_elem_value *uc) | |
817 | { | |
818 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
819 | int i; | |
820 | ||
821 | for (i = 0; i < cfg->size; i++) | |
822 | if (cfg->texts) | |
823 | uc->value.enumerated.item[i] = cfg->val[i]; | |
824 | else | |
825 | uc->value.integer.value[i] = cfg->val[i]; | |
826 | ||
827 | return 0; | |
828 | } | |
829 | ||
830 | static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, | |
831 | struct snd_ctl_elem_value *uc) | |
832 | { | |
833 | struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); | |
834 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
835 | int i, change = 0; | |
836 | ||
837 | for (i = 0; i < cfg->size; i++) { | |
838 | if (cfg->texts) { | |
839 | change |= (uc->value.enumerated.item[i] != cfg->val[i]); | |
840 | cfg->val[i] = uc->value.enumerated.item[i]; | |
841 | } else { | |
842 | change |= (uc->value.integer.value[i] != cfg->val[i]); | |
843 | cfg->val[i] = uc->value.integer.value[i]; | |
844 | } | |
845 | } | |
846 | ||
847 | if (change) | |
b65a7ccc | 848 | cfg->update(cfg->io, mod); |
170a2497 KM |
849 | |
850 | return change; | |
851 | } | |
852 | ||
853 | static int __rsnd_kctrl_new(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, | |
857 | struct rsnd_kctrl_cfg *cfg, | |
b65a7ccc KM |
858 | void (*update)(struct rsnd_dai_stream *io, |
859 | struct rsnd_mod *mod)) | |
170a2497 | 860 | { |
da620d72 | 861 | struct snd_soc_card *soc_card = rtd->card; |
170a2497 KM |
862 | struct snd_card *card = rtd->card->snd_card; |
863 | struct snd_kcontrol *kctrl; | |
864 | struct snd_kcontrol_new knew = { | |
865 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
866 | .name = name, | |
867 | .info = rsnd_kctrl_info, | |
da620d72 | 868 | .index = rtd - soc_card->rtd, |
170a2497 KM |
869 | .get = rsnd_kctrl_get, |
870 | .put = rsnd_kctrl_put, | |
871 | .private_value = (unsigned long)cfg, | |
872 | }; | |
873 | int ret; | |
874 | ||
875 | kctrl = snd_ctl_new1(&knew, mod); | |
876 | if (!kctrl) | |
877 | return -ENOMEM; | |
878 | ||
879 | ret = snd_ctl_add(card, kctrl); | |
d1f83d6e KM |
880 | if (ret < 0) { |
881 | snd_ctl_free_one(kctrl); | |
170a2497 | 882 | return ret; |
d1f83d6e | 883 | } |
170a2497 KM |
884 | |
885 | cfg->update = update; | |
d1f83d6e KM |
886 | cfg->card = card; |
887 | cfg->kctrl = kctrl; | |
b65a7ccc | 888 | cfg->io = io; |
170a2497 KM |
889 | |
890 | return 0; | |
891 | } | |
892 | ||
d1f83d6e KM |
893 | void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) |
894 | { | |
895 | snd_ctl_remove(cfg->card, cfg->kctrl); | |
896 | } | |
897 | ||
170a2497 | 898 | int rsnd_kctrl_new_m(struct rsnd_mod *mod, |
b65a7ccc | 899 | struct rsnd_dai_stream *io, |
170a2497 KM |
900 | struct snd_soc_pcm_runtime *rtd, |
901 | const unsigned char *name, | |
b65a7ccc KM |
902 | void (*update)(struct rsnd_dai_stream *io, |
903 | struct rsnd_mod *mod), | |
170a2497 | 904 | struct rsnd_kctrl_cfg_m *_cfg, |
42ab9a79 | 905 | int ch_size, |
170a2497 KM |
906 | u32 max) |
907 | { | |
42ab9a79 KM |
908 | if (ch_size > RSND_DVC_CHANNELS) |
909 | return -EINVAL; | |
910 | ||
170a2497 | 911 | _cfg->cfg.max = max; |
42ab9a79 | 912 | _cfg->cfg.size = ch_size; |
170a2497 | 913 | _cfg->cfg.val = _cfg->val; |
b65a7ccc | 914 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
915 | } |
916 | ||
917 | int rsnd_kctrl_new_s(struct rsnd_mod *mod, | |
b65a7ccc | 918 | struct rsnd_dai_stream *io, |
170a2497 KM |
919 | struct snd_soc_pcm_runtime *rtd, |
920 | const unsigned char *name, | |
b65a7ccc KM |
921 | void (*update)(struct rsnd_dai_stream *io, |
922 | struct rsnd_mod *mod), | |
170a2497 KM |
923 | struct rsnd_kctrl_cfg_s *_cfg, |
924 | u32 max) | |
925 | { | |
926 | _cfg->cfg.max = max; | |
927 | _cfg->cfg.size = 1; | |
928 | _cfg->cfg.val = &_cfg->val; | |
b65a7ccc | 929 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
930 | } |
931 | ||
932 | int rsnd_kctrl_new_e(struct rsnd_mod *mod, | |
b65a7ccc | 933 | struct rsnd_dai_stream *io, |
170a2497 KM |
934 | struct snd_soc_pcm_runtime *rtd, |
935 | const unsigned char *name, | |
936 | struct rsnd_kctrl_cfg_s *_cfg, | |
b65a7ccc KM |
937 | void (*update)(struct rsnd_dai_stream *io, |
938 | struct rsnd_mod *mod), | |
170a2497 KM |
939 | const char * const *texts, |
940 | u32 max) | |
941 | { | |
942 | _cfg->cfg.max = max; | |
943 | _cfg->cfg.size = 1; | |
944 | _cfg->cfg.val = &_cfg->val; | |
945 | _cfg->cfg.texts = texts; | |
b65a7ccc | 946 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
947 | } |
948 | ||
1536a968 KM |
949 | /* |
950 | * snd_soc_platform | |
951 | */ | |
952 | ||
953 | #define PREALLOC_BUFFER (32 * 1024) | |
954 | #define PREALLOC_BUFFER_MAX (32 * 1024) | |
955 | ||
956 | static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) | |
957 | { | |
7c63f3c0 KM |
958 | struct snd_soc_dai *dai = rtd->cpu_dai; |
959 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
ae11a9be | 960 | int ret; |
bff58ea4 | 961 | |
ae11a9be KM |
962 | ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); |
963 | if (ret) | |
964 | return ret; | |
bff58ea4 | 965 | |
ae11a9be | 966 | ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); |
7c63f3c0 KM |
967 | if (ret) |
968 | return ret; | |
bff58ea4 | 969 | |
1536a968 KM |
970 | return snd_pcm_lib_preallocate_pages_for_all( |
971 | rtd->pcm, | |
972 | SNDRV_DMA_TYPE_DEV, | |
973 | rtd->card->snd_card->dev, | |
974 | PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); | |
975 | } | |
976 | ||
1536a968 KM |
977 | static struct snd_soc_platform_driver rsnd_soc_platform = { |
978 | .ops = &rsnd_pcm_ops, | |
979 | .pcm_new = rsnd_pcm_new, | |
1536a968 KM |
980 | }; |
981 | ||
982 | static const struct snd_soc_component_driver rsnd_soc_component = { | |
983 | .name = "rsnd", | |
984 | }; | |
985 | ||
d3a76823 | 986 | static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, |
f708d944 | 987 | struct rsnd_dai_stream *io) |
d3a76823 | 988 | { |
d3a76823 KM |
989 | int ret; |
990 | ||
690602fc | 991 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 | 992 | if (ret == -EAGAIN) { |
48d58281 KM |
993 | struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); |
994 | int i; | |
995 | ||
d3a76823 KM |
996 | /* |
997 | * Fallback to PIO mode | |
998 | */ | |
999 | ||
1000 | /* | |
1001 | * call "remove" for SSI/SRC/DVC | |
1002 | * SSI will be switch to PIO mode if it was DMA mode | |
1003 | * see | |
1004 | * rsnd_dma_init() | |
97463e19 | 1005 | * rsnd_ssi_fallback() |
d3a76823 | 1006 | */ |
690602fc | 1007 | rsnd_dai_call(remove, io, priv); |
d3a76823 KM |
1008 | |
1009 | /* | |
48d58281 KM |
1010 | * remove all mod from io |
1011 | * and, re connect ssi | |
d3a76823 | 1012 | */ |
48d58281 KM |
1013 | for (i = 0; i < RSND_MOD_MAX; i++) |
1014 | rsnd_dai_disconnect((io)->mod[i], io, i); | |
1015 | rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); | |
d3a76823 | 1016 | |
97463e19 KM |
1017 | /* |
1018 | * fallback | |
1019 | */ | |
690602fc | 1020 | rsnd_dai_call(fallback, io, priv); |
97463e19 | 1021 | |
d3a76823 KM |
1022 | /* |
1023 | * retry to "probe". | |
1024 | * DAI has SSI which is PIO mode only now. | |
1025 | */ | |
690602fc | 1026 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 KM |
1027 | } |
1028 | ||
1029 | return ret; | |
1030 | } | |
1031 | ||
1536a968 KM |
1032 | /* |
1033 | * rsnd probe | |
1034 | */ | |
1035 | static int rsnd_probe(struct platform_device *pdev) | |
1036 | { | |
1536a968 KM |
1037 | struct rsnd_priv *priv; |
1038 | struct device *dev = &pdev->dev; | |
7681f6ac | 1039 | struct rsnd_dai *rdai; |
90e8e50f | 1040 | const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev); |
2ea6b074 | 1041 | int (*probe_func[])(struct rsnd_priv *priv) = { |
d1ac970f | 1042 | rsnd_gen_probe, |
288f392e | 1043 | rsnd_dma_probe, |
d1ac970f | 1044 | rsnd_ssi_probe, |
c7f69ab5 | 1045 | rsnd_ssiu_probe, |
ba9c949f | 1046 | rsnd_src_probe, |
9269e3c3 | 1047 | rsnd_ctu_probe, |
70fb1052 | 1048 | rsnd_mix_probe, |
bff58ea4 | 1049 | rsnd_dvc_probe, |
1b2ca0ad | 1050 | rsnd_cmd_probe, |
d1ac970f KM |
1051 | rsnd_adg_probe, |
1052 | rsnd_dai_probe, | |
1053 | }; | |
1054 | int ret, i; | |
1536a968 | 1055 | |
1536a968 KM |
1056 | /* |
1057 | * init priv data | |
1058 | */ | |
1059 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); | |
1060 | if (!priv) { | |
1061 | dev_err(dev, "priv allocate failed\n"); | |
1062 | return -ENODEV; | |
1063 | } | |
1064 | ||
9f464f8e | 1065 | priv->pdev = pdev; |
c51eb1c6 | 1066 | priv->flags = (unsigned long)of_id->data; |
1536a968 KM |
1067 | spin_lock_init(&priv->lock); |
1068 | ||
1069 | /* | |
1070 | * init each module | |
1071 | */ | |
d1ac970f | 1072 | for (i = 0; i < ARRAY_SIZE(probe_func); i++) { |
2ea6b074 | 1073 | ret = probe_func[i](priv); |
d1ac970f KM |
1074 | if (ret) |
1075 | return ret; | |
1076 | } | |
07539c1d | 1077 | |
7681f6ac | 1078 | for_each_rsnd_dai(rdai, priv, i) { |
f708d944 | 1079 | ret = rsnd_rdai_continuance_probe(priv, &rdai->playback); |
7681f6ac | 1080 | if (ret) |
d62a3dcd | 1081 | goto exit_snd_probe; |
dfc9403b | 1082 | |
f708d944 | 1083 | ret = rsnd_rdai_continuance_probe(priv, &rdai->capture); |
7681f6ac | 1084 | if (ret) |
d62a3dcd | 1085 | goto exit_snd_probe; |
7681f6ac | 1086 | } |
4b4dab82 | 1087 | |
0b1f6ec7 KM |
1088 | dev_set_drvdata(dev, priv); |
1089 | ||
1536a968 KM |
1090 | /* |
1091 | * asoc register | |
1092 | */ | |
1093 | ret = snd_soc_register_platform(dev, &rsnd_soc_platform); | |
1094 | if (ret < 0) { | |
1095 | dev_err(dev, "cannot snd soc register\n"); | |
1096 | return ret; | |
1097 | } | |
1098 | ||
1099 | ret = snd_soc_register_component(dev, &rsnd_soc_component, | |
ecba9e72 | 1100 | priv->daidrv, rsnd_rdai_nr(priv)); |
1536a968 KM |
1101 | if (ret < 0) { |
1102 | dev_err(dev, "cannot snd dai register\n"); | |
1103 | goto exit_snd_soc; | |
1104 | } | |
1105 | ||
1536a968 KM |
1106 | pm_runtime_enable(dev); |
1107 | ||
1108 | dev_info(dev, "probed\n"); | |
1109 | return ret; | |
1110 | ||
1111 | exit_snd_soc: | |
1112 | snd_soc_unregister_platform(dev); | |
d62a3dcd KM |
1113 | exit_snd_probe: |
1114 | for_each_rsnd_dai(rdai, priv, i) { | |
690602fc KM |
1115 | rsnd_dai_call(remove, &rdai->playback, priv); |
1116 | rsnd_dai_call(remove, &rdai->capture, priv); | |
d62a3dcd | 1117 | } |
1536a968 KM |
1118 | |
1119 | return ret; | |
1120 | } | |
1121 | ||
1122 | static int rsnd_remove(struct platform_device *pdev) | |
1123 | { | |
1124 | struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); | |
7681f6ac | 1125 | struct rsnd_dai *rdai; |
2ea6b074 | 1126 | void (*remove_func[])(struct rsnd_priv *priv) = { |
2f78dd7f | 1127 | rsnd_ssi_remove, |
c7f69ab5 | 1128 | rsnd_ssiu_remove, |
2f78dd7f | 1129 | rsnd_src_remove, |
9269e3c3 | 1130 | rsnd_ctu_remove, |
70fb1052 | 1131 | rsnd_mix_remove, |
2f78dd7f | 1132 | rsnd_dvc_remove, |
1b2ca0ad | 1133 | rsnd_cmd_remove, |
68a55024 | 1134 | rsnd_adg_remove, |
2f78dd7f | 1135 | }; |
d62a3dcd | 1136 | int ret = 0, i; |
1536a968 KM |
1137 | |
1138 | pm_runtime_disable(&pdev->dev); | |
1139 | ||
7681f6ac | 1140 | for_each_rsnd_dai(rdai, priv, i) { |
690602fc KM |
1141 | ret |= rsnd_dai_call(remove, &rdai->playback, priv); |
1142 | ret |= rsnd_dai_call(remove, &rdai->capture, priv); | |
7681f6ac | 1143 | } |
1536a968 | 1144 | |
2f78dd7f | 1145 | for (i = 0; i < ARRAY_SIZE(remove_func); i++) |
2ea6b074 | 1146 | remove_func[i](priv); |
2f78dd7f | 1147 | |
d7c42ff8 KM |
1148 | snd_soc_unregister_component(&pdev->dev); |
1149 | snd_soc_unregister_platform(&pdev->dev); | |
1150 | ||
d62a3dcd | 1151 | return ret; |
1536a968 KM |
1152 | } |
1153 | ||
1154 | static struct platform_driver rsnd_driver = { | |
1155 | .driver = { | |
1156 | .name = "rcar_sound", | |
90e8e50f | 1157 | .of_match_table = rsnd_of_match, |
1536a968 KM |
1158 | }, |
1159 | .probe = rsnd_probe, | |
1160 | .remove = rsnd_remove, | |
1161 | }; | |
1162 | module_platform_driver(rsnd_driver); | |
1163 | ||
1164 | MODULE_LICENSE("GPL"); | |
1165 | MODULE_DESCRIPTION("Renesas R-Car audio driver"); | |
1166 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); | |
1167 | MODULE_ALIAS("platform:rcar-pcm-audio"); |