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 | ||
8ec85e7f KM |
199 | int rsnd_get_slot_extend(struct rsnd_dai_stream *io) |
200 | { | |
5858a7d1 KM |
201 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
202 | int chan = runtime->channels; | |
8ec85e7f KM |
203 | |
204 | /* TDM Extend Mode needs 8ch */ | |
205 | if (chan == 6) | |
206 | chan = 8; | |
207 | ||
208 | return chan; | |
209 | } | |
210 | ||
d7bdbc5d | 211 | /* |
3023b384 | 212 | * ADINR function |
d7bdbc5d | 213 | */ |
3023b384 | 214 | u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
d7bdbc5d KM |
215 | { |
216 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
d7bdbc5d KM |
217 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
218 | struct device *dev = rsnd_priv_to_dev(priv); | |
d7bdbc5d KM |
219 | |
220 | switch (runtime->sample_bits) { | |
221 | case 16: | |
5e7b9edd | 222 | return 8 << 16; |
d7bdbc5d | 223 | case 32: |
5e7b9edd | 224 | return 0 << 16; |
d7bdbc5d KM |
225 | } |
226 | ||
5e7b9edd KM |
227 | dev_warn(dev, "not supported sample bits\n"); |
228 | ||
229 | return 0; | |
d7bdbc5d KM |
230 | } |
231 | ||
bfe1360d KM |
232 | u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
233 | { | |
234 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
5858a7d1 | 235 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
bfe1360d | 236 | struct device *dev = rsnd_priv_to_dev(priv); |
5858a7d1 | 237 | u32 chan = runtime->channels; |
bfe1360d KM |
238 | |
239 | switch (chan) { | |
240 | case 1: | |
241 | case 2: | |
242 | case 4: | |
243 | case 6: | |
244 | case 8: | |
245 | break; | |
246 | default: | |
247 | dev_warn(dev, "not supported channel\n"); | |
248 | chan = 0; | |
249 | break; | |
250 | } | |
251 | ||
252 | return chan; | |
253 | } | |
4689032b KM |
254 | |
255 | /* | |
256 | * DALIGN function | |
257 | */ | |
258 | u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io) | |
259 | { | |
4689032b | 260 | struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); |
a504b1ee | 261 | struct rsnd_mod *target; |
4689032b KM |
262 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
263 | u32 val = 0x76543210; | |
264 | u32 mask = ~0; | |
265 | ||
a504b1ee KM |
266 | if (rsnd_io_is_play(io)) { |
267 | struct rsnd_mod *src = rsnd_io_to_mod_src(io); | |
268 | ||
269 | target = src ? src : ssi; | |
270 | } else { | |
271 | struct rsnd_mod *cmd = rsnd_io_to_mod_cmd(io); | |
272 | ||
273 | target = cmd ? cmd : ssi; | |
274 | } | |
275 | ||
4689032b KM |
276 | mask <<= runtime->channels * 4; |
277 | val = val & mask; | |
278 | ||
279 | switch (runtime->sample_bits) { | |
280 | case 16: | |
281 | val |= 0x67452301 & ~mask; | |
282 | break; | |
283 | case 32: | |
284 | val |= 0x76543210 & ~mask; | |
285 | break; | |
286 | } | |
287 | ||
288 | /* | |
289 | * exchange channeles on SRC if possible, | |
290 | * otherwise, R/L volume settings on DVC | |
291 | * changes inverted channels | |
292 | */ | |
293 | if (mod == target) | |
294 | return val; | |
295 | else | |
296 | return 0x76543210; | |
297 | } | |
298 | ||
1536a968 KM |
299 | /* |
300 | * rsnd_dai functions | |
301 | */ | |
c2dc47d5 | 302 | #define rsnd_mod_call(idx, io, func, param...) \ |
d870a91e KM |
303 | ({ \ |
304 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ | |
c2dc47d5 | 305 | struct rsnd_mod *mod = (io)->mod[idx]; \ |
d870a91e | 306 | struct device *dev = rsnd_priv_to_dev(priv); \ |
c2dc47d5 | 307 | u32 *status = (io)->mod_status + idx; \ |
5451ea44 | 308 | u32 mask = 0xF << __rsnd_mod_shift_##func; \ |
c2dc47d5 | 309 | u8 val = (*status >> __rsnd_mod_shift_##func) & 0xF; \ |
5451ea44 | 310 | u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \ |
417f9642 | 311 | int ret = 0; \ |
32a96d55 | 312 | int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \ |
c2dc47d5 | 313 | *status = (*status & ~mask) + \ |
a48e3f97 | 314 | (add << __rsnd_mod_shift_##func); \ |
1355720a KM |
315 | dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ |
316 | rsnd_mod_name(mod), rsnd_mod_id(mod), \ | |
c2dc47d5 | 317 | *status, call ? #func : ""); \ |
1355720a KM |
318 | if (call) \ |
319 | ret = (mod)->ops->func(mod, io, param); \ | |
417f9642 | 320 | ret; \ |
d870a91e KM |
321 | }) |
322 | ||
690602fc | 323 | #define rsnd_dai_call(fn, io, param...) \ |
d870a91e | 324 | ({ \ |
a126021d KM |
325 | struct rsnd_mod *mod; \ |
326 | int ret = 0, i; \ | |
327 | for (i = 0; i < RSND_MOD_MAX; i++) { \ | |
328 | mod = (io)->mod[i]; \ | |
329 | if (!mod) \ | |
330 | continue; \ | |
c2dc47d5 | 331 | ret |= rsnd_mod_call(i, io, fn, param); \ |
d870a91e KM |
332 | } \ |
333 | ret; \ | |
cdaa3cdf KM |
334 | }) |
335 | ||
27924f32 KM |
336 | int rsnd_dai_connect(struct rsnd_mod *mod, |
337 | struct rsnd_dai_stream *io, | |
338 | enum rsnd_mod_type type) | |
cdaa3cdf | 339 | { |
48725e9c KM |
340 | struct rsnd_priv *priv; |
341 | struct device *dev; | |
84e95355 | 342 | |
6020779b | 343 | if (!mod) |
cdaa3cdf | 344 | return -EIO; |
cdaa3cdf | 345 | |
52dc6852 KM |
346 | if (io->mod[type]) |
347 | return -EINVAL; | |
348 | ||
48725e9c KM |
349 | priv = rsnd_mod_to_priv(mod); |
350 | dev = rsnd_priv_to_dev(priv); | |
351 | ||
27924f32 | 352 | io->mod[type] = mod; |
cdaa3cdf | 353 | |
84e95355 KM |
354 | dev_dbg(dev, "%s[%d] is connected to io (%s)\n", |
355 | rsnd_mod_name(mod), rsnd_mod_id(mod), | |
356 | rsnd_io_is_play(io) ? "Playback" : "Capture"); | |
357 | ||
cdaa3cdf KM |
358 | return 0; |
359 | } | |
360 | ||
d3a76823 | 361 | static void rsnd_dai_disconnect(struct rsnd_mod *mod, |
27924f32 KM |
362 | struct rsnd_dai_stream *io, |
363 | enum rsnd_mod_type type) | |
d3a76823 | 364 | { |
27924f32 | 365 | io->mod[type] = NULL; |
d3a76823 KM |
366 | } |
367 | ||
710d0889 | 368 | struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id) |
1536a968 | 369 | { |
ecba9e72 | 370 | if ((id < 0) || (id >= rsnd_rdai_nr(priv))) |
2192f81c KM |
371 | return NULL; |
372 | ||
1536a968 KM |
373 | return priv->rdai + id; |
374 | } | |
375 | ||
eb2535f5 | 376 | #define rsnd_dai_to_priv(dai) snd_soc_dai_get_drvdata(dai) |
1536a968 KM |
377 | static struct rsnd_dai *rsnd_dai_to_rdai(struct snd_soc_dai *dai) |
378 | { | |
eb2535f5 | 379 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 | 380 | |
710d0889 | 381 | return rsnd_rdai_get(priv, dai->id); |
1536a968 KM |
382 | } |
383 | ||
1536a968 KM |
384 | /* |
385 | * rsnd_soc_dai functions | |
386 | */ | |
387 | int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional) | |
388 | { | |
389 | struct snd_pcm_substream *substream = io->substream; | |
390 | struct snd_pcm_runtime *runtime = substream->runtime; | |
391 | int pos = io->byte_pos + additional; | |
392 | ||
393 | pos %= (runtime->periods * io->byte_per_period); | |
394 | ||
395 | return pos; | |
396 | } | |
397 | ||
75defee0 | 398 | bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int byte) |
1536a968 KM |
399 | { |
400 | io->byte_pos += byte; | |
401 | ||
402 | if (io->byte_pos >= io->next_period_byte) { | |
403 | struct snd_pcm_substream *substream = io->substream; | |
404 | struct snd_pcm_runtime *runtime = substream->runtime; | |
405 | ||
406 | io->period_pos++; | |
407 | io->next_period_byte += io->byte_per_period; | |
408 | ||
409 | if (io->period_pos >= runtime->periods) { | |
410 | io->byte_pos = 0; | |
411 | io->period_pos = 0; | |
412 | io->next_period_byte = io->byte_per_period; | |
413 | } | |
414 | ||
75defee0 | 415 | return true; |
1536a968 | 416 | } |
75defee0 KM |
417 | |
418 | return false; | |
419 | } | |
420 | ||
421 | void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io) | |
422 | { | |
423 | struct snd_pcm_substream *substream = io->substream; | |
424 | ||
425 | /* | |
426 | * this function should be called... | |
427 | * | |
428 | * - if rsnd_dai_pointer_update() returns true | |
429 | * - without spin lock | |
430 | */ | |
431 | ||
432 | snd_pcm_period_elapsed(substream); | |
1536a968 KM |
433 | } |
434 | ||
5626ad08 | 435 | static void rsnd_dai_stream_init(struct rsnd_dai_stream *io, |
1536a968 KM |
436 | struct snd_pcm_substream *substream) |
437 | { | |
438 | struct snd_pcm_runtime *runtime = substream->runtime; | |
439 | ||
1536a968 KM |
440 | io->substream = substream; |
441 | io->byte_pos = 0; | |
442 | io->period_pos = 0; | |
443 | io->byte_per_period = runtime->period_size * | |
444 | runtime->channels * | |
445 | samples_to_bytes(runtime, 1); | |
446 | io->next_period_byte = io->byte_per_period; | |
5626ad08 | 447 | } |
1536a968 | 448 | |
5626ad08 KM |
449 | static void rsnd_dai_stream_quit(struct rsnd_dai_stream *io) |
450 | { | |
451 | io->substream = NULL; | |
1536a968 KM |
452 | } |
453 | ||
454 | static | |
455 | struct snd_soc_dai *rsnd_substream_to_dai(struct snd_pcm_substream *substream) | |
456 | { | |
457 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
458 | ||
459 | return rtd->cpu_dai; | |
460 | } | |
461 | ||
462 | static | |
463 | struct rsnd_dai_stream *rsnd_rdai_to_io(struct rsnd_dai *rdai, | |
464 | struct snd_pcm_substream *substream) | |
465 | { | |
466 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
467 | return &rdai->playback; | |
468 | else | |
469 | return &rdai->capture; | |
470 | } | |
471 | ||
472 | static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, | |
473 | struct snd_soc_dai *dai) | |
474 | { | |
eb2535f5 | 475 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 KM |
476 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); |
477 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
1536a968 KM |
478 | int ret; |
479 | unsigned long flags; | |
480 | ||
02299d98 | 481 | spin_lock_irqsave(&priv->lock, flags); |
1536a968 KM |
482 | |
483 | switch (cmd) { | |
484 | case SNDRV_PCM_TRIGGER_START: | |
5626ad08 | 485 | rsnd_dai_stream_init(io, substream); |
1536a968 | 486 | |
690602fc | 487 | ret = rsnd_dai_call(init, io, priv); |
cdaa3cdf KM |
488 | if (ret < 0) |
489 | goto dai_trigger_end; | |
490 | ||
690602fc | 491 | ret = rsnd_dai_call(start, io, priv); |
cdaa3cdf KM |
492 | if (ret < 0) |
493 | goto dai_trigger_end; | |
1536a968 KM |
494 | break; |
495 | case SNDRV_PCM_TRIGGER_STOP: | |
690602fc | 496 | ret = rsnd_dai_call(stop, io, priv); |
cdaa3cdf | 497 | |
89e3e2c3 | 498 | ret |= rsnd_dai_call(quit, io, priv); |
cdaa3cdf | 499 | |
5626ad08 | 500 | rsnd_dai_stream_quit(io); |
1536a968 KM |
501 | break; |
502 | default: | |
503 | ret = -EINVAL; | |
504 | } | |
505 | ||
506 | dai_trigger_end: | |
02299d98 | 507 | spin_unlock_irqrestore(&priv->lock, flags); |
1536a968 KM |
508 | |
509 | return ret; | |
510 | } | |
511 | ||
512 | static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) | |
513 | { | |
514 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
515 | ||
516 | /* set master/slave audio interface */ | |
517 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
518 | case SND_SOC_DAIFMT_CBM_CFM: | |
e1508289 | 519 | rdai->clk_master = 0; |
1536a968 KM |
520 | break; |
521 | case SND_SOC_DAIFMT_CBS_CFS: | |
e1508289 | 522 | rdai->clk_master = 1; /* codec is slave, cpu is master */ |
1536a968 KM |
523 | break; |
524 | default: | |
525 | return -EINVAL; | |
526 | } | |
527 | ||
1536a968 KM |
528 | /* set format */ |
529 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
530 | case SND_SOC_DAIFMT_I2S: | |
531 | rdai->sys_delay = 0; | |
532 | rdai->data_alignment = 0; | |
1a7889ca | 533 | rdai->frm_clk_inv = 0; |
1536a968 KM |
534 | break; |
535 | case SND_SOC_DAIFMT_LEFT_J: | |
536 | rdai->sys_delay = 1; | |
537 | rdai->data_alignment = 0; | |
1a7889ca | 538 | rdai->frm_clk_inv = 1; |
1536a968 KM |
539 | break; |
540 | case SND_SOC_DAIFMT_RIGHT_J: | |
541 | rdai->sys_delay = 1; | |
542 | rdai->data_alignment = 1; | |
1a7889ca KM |
543 | rdai->frm_clk_inv = 1; |
544 | break; | |
545 | } | |
546 | ||
547 | /* set clock inversion */ | |
548 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
549 | case SND_SOC_DAIFMT_NB_IF: | |
550 | rdai->bit_clk_inv = rdai->bit_clk_inv; | |
551 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
552 | break; | |
553 | case SND_SOC_DAIFMT_IB_NF: | |
554 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
555 | rdai->frm_clk_inv = rdai->frm_clk_inv; | |
556 | break; | |
557 | case SND_SOC_DAIFMT_IB_IF: | |
558 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
559 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
560 | break; | |
561 | case SND_SOC_DAIFMT_NB_NF: | |
562 | default: | |
1536a968 KM |
563 | break; |
564 | } | |
565 | ||
566 | return 0; | |
567 | } | |
568 | ||
186fadc1 KM |
569 | static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai, |
570 | u32 tx_mask, u32 rx_mask, | |
571 | int slots, int slot_width) | |
572 | { | |
573 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); | |
574 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
575 | struct device *dev = rsnd_priv_to_dev(priv); | |
576 | ||
577 | switch (slots) { | |
578 | case 6: | |
579 | /* TDM Extend Mode */ | |
580 | rdai->slots = slots; | |
581 | break; | |
582 | default: | |
583 | dev_err(dev, "unsupported TDM slots (%d)\n", slots); | |
584 | return -EINVAL; | |
585 | } | |
586 | ||
587 | return 0; | |
588 | } | |
589 | ||
1536a968 KM |
590 | static const struct snd_soc_dai_ops rsnd_soc_dai_ops = { |
591 | .trigger = rsnd_soc_dai_trigger, | |
592 | .set_fmt = rsnd_soc_dai_set_fmt, | |
186fadc1 | 593 | .set_tdm_slot = rsnd_soc_set_dai_tdm_slot, |
1536a968 KM |
594 | }; |
595 | ||
2ea6b074 | 596 | static int rsnd_dai_probe(struct rsnd_priv *priv) |
90e8e50f | 597 | { |
94e2710c KM |
598 | struct device_node *dai_node; |
599 | struct device_node *dai_np, *np, *node; | |
90e8e50f | 600 | struct device_node *playback, *capture; |
94e2710c KM |
601 | struct rsnd_dai_stream *io_playback; |
602 | struct rsnd_dai_stream *io_capture; | |
2ff2ecca | 603 | struct snd_soc_dai_driver *rdrv, *drv; |
94e2710c | 604 | struct rsnd_dai *rdai; |
2ea6b074 | 605 | struct device *dev = rsnd_priv_to_dev(priv); |
94e2710c KM |
606 | int nr, dai_i, io_i, np_i; |
607 | int ret; | |
90e8e50f | 608 | |
94e2710c | 609 | dai_node = rsnd_dai_of_node(priv); |
90e8e50f | 610 | nr = of_get_child_count(dai_node); |
94e2710c KM |
611 | if (!nr) { |
612 | ret = -EINVAL; | |
613 | goto rsnd_dai_probe_done; | |
90e8e50f KM |
614 | } |
615 | ||
2ff2ecca | 616 | rdrv = devm_kzalloc(dev, sizeof(*rdrv) * nr, GFP_KERNEL); |
94e2710c | 617 | rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL); |
2ff2ecca | 618 | if (!rdrv || !rdai) { |
94e2710c KM |
619 | ret = -ENOMEM; |
620 | goto rsnd_dai_probe_done; | |
621 | } | |
90e8e50f | 622 | |
94e2710c | 623 | priv->rdai_nr = nr; |
2ff2ecca | 624 | priv->daidrv = rdrv; |
94e2710c | 625 | priv->rdai = rdai; |
90e8e50f KM |
626 | |
627 | /* | |
628 | * parse all dai | |
629 | */ | |
630 | dai_i = 0; | |
631 | for_each_child_of_node(dai_node, dai_np) { | |
94e2710c | 632 | rdai = rsnd_rdai_get(priv, dai_i); |
2ff2ecca | 633 | drv = rdrv + dai_i; |
94e2710c KM |
634 | io_playback = &rdai->playback; |
635 | io_capture = &rdai->capture; | |
636 | ||
637 | snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); | |
638 | ||
639 | rdai->priv = priv; | |
640 | drv->name = rdai->name; | |
641 | drv->ops = &rsnd_soc_dai_ops; | |
642 | ||
643 | snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE, | |
644 | "DAI%d Playback", dai_i); | |
645 | drv->playback.rates = RSND_RATES; | |
646 | drv->playback.formats = RSND_FMTS; | |
647 | drv->playback.channels_min = 2; | |
186fadc1 | 648 | drv->playback.channels_max = 6; |
94e2710c KM |
649 | drv->playback.stream_name = rdai->playback.name; |
650 | ||
651 | snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, | |
652 | "DAI%d Capture", dai_i); | |
653 | drv->capture.rates = RSND_RATES; | |
654 | drv->capture.formats = RSND_FMTS; | |
655 | drv->capture.channels_min = 2; | |
186fadc1 | 656 | drv->capture.channels_max = 6; |
94e2710c KM |
657 | drv->capture.stream_name = rdai->capture.name; |
658 | ||
659 | rdai->playback.rdai = rdai; | |
660 | rdai->capture.rdai = rdai; | |
8ec85e7f | 661 | rdai->slots = 2; /* default */ |
90e8e50f | 662 | |
94e2710c KM |
663 | #define mod_parse(name) \ |
664 | node = rsnd_##name##_of_node(priv); \ | |
665 | if (node) { \ | |
666 | struct rsnd_mod *mod; \ | |
667 | np_i = 0; \ | |
668 | for_each_child_of_node(node, np) { \ | |
669 | mod = rsnd_##name##_mod_get(priv, np_i); \ | |
670 | if (np == playback) \ | |
671 | rsnd_dai_connect(mod, io_playback, mod->type); \ | |
672 | if (np == capture) \ | |
673 | rsnd_dai_connect(mod, io_capture, mod->type); \ | |
674 | np_i++; \ | |
675 | } \ | |
676 | of_node_put(node); \ | |
677 | } | |
90e8e50f | 678 | |
94e2710c KM |
679 | for (io_i = 0;; io_i++) { |
680 | playback = of_parse_phandle(dai_np, "playback", io_i); | |
681 | capture = of_parse_phandle(dai_np, "capture", io_i); | |
90e8e50f KM |
682 | |
683 | if (!playback && !capture) | |
684 | break; | |
685 | ||
686 | mod_parse(ssi); | |
687 | mod_parse(src); | |
9269e3c3 | 688 | mod_parse(ctu); |
70fb1052 | 689 | mod_parse(mix); |
34cb6123 | 690 | mod_parse(dvc); |
90e8e50f | 691 | |
a493b6a6 JL |
692 | of_node_put(playback); |
693 | of_node_put(capture); | |
90e8e50f KM |
694 | } |
695 | ||
696 | dai_i++; | |
1536a968 | 697 | |
94e2710c KM |
698 | dev_dbg(dev, "%s (%s/%s)\n", rdai->name, |
699 | rsnd_io_to_mod_ssi(io_playback) ? "play" : " -- ", | |
700 | rsnd_io_to_mod_ssi(io_capture) ? "capture" : " -- "); | |
1536a968 KM |
701 | } |
702 | ||
94e2710c | 703 | ret = 0; |
49848073 | 704 | |
94e2710c KM |
705 | rsnd_dai_probe_done: |
706 | of_node_put(dai_node); | |
1536a968 | 707 | |
94e2710c | 708 | return ret; |
1536a968 KM |
709 | } |
710 | ||
1536a968 KM |
711 | /* |
712 | * pcm ops | |
713 | */ | |
714 | static struct snd_pcm_hardware rsnd_pcm_hardware = { | |
715 | .info = SNDRV_PCM_INFO_INTERLEAVED | | |
716 | SNDRV_PCM_INFO_MMAP | | |
706c6621 | 717 | SNDRV_PCM_INFO_MMAP_VALID, |
1536a968 KM |
718 | .buffer_bytes_max = 64 * 1024, |
719 | .period_bytes_min = 32, | |
720 | .period_bytes_max = 8192, | |
721 | .periods_min = 1, | |
722 | .periods_max = 32, | |
723 | .fifo_size = 256, | |
724 | }; | |
725 | ||
726 | static int rsnd_pcm_open(struct snd_pcm_substream *substream) | |
727 | { | |
728 | struct snd_pcm_runtime *runtime = substream->runtime; | |
729 | int ret = 0; | |
730 | ||
731 | snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); | |
732 | ||
733 | ret = snd_pcm_hw_constraint_integer(runtime, | |
734 | SNDRV_PCM_HW_PARAM_PERIODS); | |
735 | ||
736 | return ret; | |
737 | } | |
738 | ||
739 | static int rsnd_hw_params(struct snd_pcm_substream *substream, | |
740 | struct snd_pcm_hw_params *hw_params) | |
741 | { | |
3b7843ff KM |
742 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); |
743 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
744 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
745 | int ret; | |
746 | ||
747 | ret = rsnd_dai_call(hw_params, io, substream, hw_params); | |
748 | if (ret) | |
749 | return ret; | |
750 | ||
1536a968 KM |
751 | return snd_pcm_lib_malloc_pages(substream, |
752 | params_buffer_bytes(hw_params)); | |
753 | } | |
754 | ||
755 | static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) | |
756 | { | |
757 | struct snd_pcm_runtime *runtime = substream->runtime; | |
758 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); | |
759 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
760 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
761 | ||
762 | return bytes_to_frames(runtime, io->byte_pos); | |
763 | } | |
764 | ||
765 | static struct snd_pcm_ops rsnd_pcm_ops = { | |
766 | .open = rsnd_pcm_open, | |
767 | .ioctl = snd_pcm_lib_ioctl, | |
768 | .hw_params = rsnd_hw_params, | |
769 | .hw_free = snd_pcm_lib_free_pages, | |
770 | .pointer = rsnd_pointer, | |
771 | }; | |
772 | ||
170a2497 KM |
773 | /* |
774 | * snd_kcontrol | |
775 | */ | |
776 | #define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) | |
777 | static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, | |
778 | struct snd_ctl_elem_info *uinfo) | |
779 | { | |
780 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
781 | ||
782 | if (cfg->texts) { | |
783 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
784 | uinfo->count = cfg->size; | |
785 | uinfo->value.enumerated.items = cfg->max; | |
786 | if (uinfo->value.enumerated.item >= cfg->max) | |
787 | uinfo->value.enumerated.item = cfg->max - 1; | |
788 | strlcpy(uinfo->value.enumerated.name, | |
789 | cfg->texts[uinfo->value.enumerated.item], | |
790 | sizeof(uinfo->value.enumerated.name)); | |
791 | } else { | |
792 | uinfo->count = cfg->size; | |
793 | uinfo->value.integer.min = 0; | |
794 | uinfo->value.integer.max = cfg->max; | |
795 | uinfo->type = (cfg->max == 1) ? | |
796 | SNDRV_CTL_ELEM_TYPE_BOOLEAN : | |
797 | SNDRV_CTL_ELEM_TYPE_INTEGER; | |
798 | } | |
799 | ||
800 | return 0; | |
801 | } | |
802 | ||
803 | static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, | |
804 | struct snd_ctl_elem_value *uc) | |
805 | { | |
806 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
807 | int i; | |
808 | ||
809 | for (i = 0; i < cfg->size; i++) | |
810 | if (cfg->texts) | |
811 | uc->value.enumerated.item[i] = cfg->val[i]; | |
812 | else | |
813 | uc->value.integer.value[i] = cfg->val[i]; | |
814 | ||
815 | return 0; | |
816 | } | |
817 | ||
818 | static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, | |
819 | struct snd_ctl_elem_value *uc) | |
820 | { | |
821 | struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); | |
822 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
823 | int i, change = 0; | |
824 | ||
825 | for (i = 0; i < cfg->size; i++) { | |
826 | if (cfg->texts) { | |
827 | change |= (uc->value.enumerated.item[i] != cfg->val[i]); | |
828 | cfg->val[i] = uc->value.enumerated.item[i]; | |
829 | } else { | |
830 | change |= (uc->value.integer.value[i] != cfg->val[i]); | |
831 | cfg->val[i] = uc->value.integer.value[i]; | |
832 | } | |
833 | } | |
834 | ||
835 | if (change) | |
b65a7ccc | 836 | cfg->update(cfg->io, mod); |
170a2497 KM |
837 | |
838 | return change; | |
839 | } | |
840 | ||
841 | static int __rsnd_kctrl_new(struct rsnd_mod *mod, | |
b65a7ccc | 842 | struct rsnd_dai_stream *io, |
170a2497 KM |
843 | struct snd_soc_pcm_runtime *rtd, |
844 | const unsigned char *name, | |
845 | struct rsnd_kctrl_cfg *cfg, | |
b65a7ccc KM |
846 | void (*update)(struct rsnd_dai_stream *io, |
847 | struct rsnd_mod *mod)) | |
170a2497 | 848 | { |
da620d72 | 849 | struct snd_soc_card *soc_card = rtd->card; |
170a2497 KM |
850 | struct snd_card *card = rtd->card->snd_card; |
851 | struct snd_kcontrol *kctrl; | |
852 | struct snd_kcontrol_new knew = { | |
853 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
854 | .name = name, | |
855 | .info = rsnd_kctrl_info, | |
da620d72 | 856 | .index = rtd - soc_card->rtd, |
170a2497 KM |
857 | .get = rsnd_kctrl_get, |
858 | .put = rsnd_kctrl_put, | |
859 | .private_value = (unsigned long)cfg, | |
860 | }; | |
861 | int ret; | |
862 | ||
863 | kctrl = snd_ctl_new1(&knew, mod); | |
864 | if (!kctrl) | |
865 | return -ENOMEM; | |
866 | ||
867 | ret = snd_ctl_add(card, kctrl); | |
d1f83d6e KM |
868 | if (ret < 0) { |
869 | snd_ctl_free_one(kctrl); | |
170a2497 | 870 | return ret; |
d1f83d6e | 871 | } |
170a2497 KM |
872 | |
873 | cfg->update = update; | |
d1f83d6e KM |
874 | cfg->card = card; |
875 | cfg->kctrl = kctrl; | |
b65a7ccc | 876 | cfg->io = io; |
170a2497 KM |
877 | |
878 | return 0; | |
879 | } | |
880 | ||
d1f83d6e KM |
881 | void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) |
882 | { | |
883 | snd_ctl_remove(cfg->card, cfg->kctrl); | |
884 | } | |
885 | ||
170a2497 | 886 | int rsnd_kctrl_new_m(struct rsnd_mod *mod, |
b65a7ccc | 887 | struct rsnd_dai_stream *io, |
170a2497 KM |
888 | struct snd_soc_pcm_runtime *rtd, |
889 | const unsigned char *name, | |
b65a7ccc KM |
890 | void (*update)(struct rsnd_dai_stream *io, |
891 | struct rsnd_mod *mod), | |
170a2497 | 892 | struct rsnd_kctrl_cfg_m *_cfg, |
42ab9a79 | 893 | int ch_size, |
170a2497 KM |
894 | u32 max) |
895 | { | |
42ab9a79 KM |
896 | if (ch_size > RSND_DVC_CHANNELS) |
897 | return -EINVAL; | |
898 | ||
170a2497 | 899 | _cfg->cfg.max = max; |
42ab9a79 | 900 | _cfg->cfg.size = ch_size; |
170a2497 | 901 | _cfg->cfg.val = _cfg->val; |
b65a7ccc | 902 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
903 | } |
904 | ||
905 | int rsnd_kctrl_new_s(struct rsnd_mod *mod, | |
b65a7ccc | 906 | struct rsnd_dai_stream *io, |
170a2497 KM |
907 | struct snd_soc_pcm_runtime *rtd, |
908 | const unsigned char *name, | |
b65a7ccc KM |
909 | void (*update)(struct rsnd_dai_stream *io, |
910 | struct rsnd_mod *mod), | |
170a2497 KM |
911 | struct rsnd_kctrl_cfg_s *_cfg, |
912 | u32 max) | |
913 | { | |
914 | _cfg->cfg.max = max; | |
915 | _cfg->cfg.size = 1; | |
916 | _cfg->cfg.val = &_cfg->val; | |
b65a7ccc | 917 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
918 | } |
919 | ||
920 | int rsnd_kctrl_new_e(struct rsnd_mod *mod, | |
b65a7ccc | 921 | struct rsnd_dai_stream *io, |
170a2497 KM |
922 | struct snd_soc_pcm_runtime *rtd, |
923 | const unsigned char *name, | |
924 | struct rsnd_kctrl_cfg_s *_cfg, | |
b65a7ccc KM |
925 | void (*update)(struct rsnd_dai_stream *io, |
926 | struct rsnd_mod *mod), | |
170a2497 KM |
927 | const char * const *texts, |
928 | u32 max) | |
929 | { | |
930 | _cfg->cfg.max = max; | |
931 | _cfg->cfg.size = 1; | |
932 | _cfg->cfg.val = &_cfg->val; | |
933 | _cfg->cfg.texts = texts; | |
b65a7ccc | 934 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
935 | } |
936 | ||
1536a968 KM |
937 | /* |
938 | * snd_soc_platform | |
939 | */ | |
940 | ||
941 | #define PREALLOC_BUFFER (32 * 1024) | |
942 | #define PREALLOC_BUFFER_MAX (32 * 1024) | |
943 | ||
944 | static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) | |
945 | { | |
7c63f3c0 KM |
946 | struct snd_soc_dai *dai = rtd->cpu_dai; |
947 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
ae11a9be | 948 | int ret; |
bff58ea4 | 949 | |
ae11a9be KM |
950 | ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); |
951 | if (ret) | |
952 | return ret; | |
bff58ea4 | 953 | |
ae11a9be | 954 | ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); |
7c63f3c0 KM |
955 | if (ret) |
956 | return ret; | |
bff58ea4 | 957 | |
1536a968 KM |
958 | return snd_pcm_lib_preallocate_pages_for_all( |
959 | rtd->pcm, | |
960 | SNDRV_DMA_TYPE_DEV, | |
961 | rtd->card->snd_card->dev, | |
962 | PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); | |
963 | } | |
964 | ||
1536a968 KM |
965 | static struct snd_soc_platform_driver rsnd_soc_platform = { |
966 | .ops = &rsnd_pcm_ops, | |
967 | .pcm_new = rsnd_pcm_new, | |
1536a968 KM |
968 | }; |
969 | ||
970 | static const struct snd_soc_component_driver rsnd_soc_component = { | |
971 | .name = "rsnd", | |
972 | }; | |
973 | ||
d3a76823 | 974 | static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, |
f708d944 | 975 | struct rsnd_dai_stream *io) |
d3a76823 | 976 | { |
d3a76823 KM |
977 | int ret; |
978 | ||
690602fc | 979 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 | 980 | if (ret == -EAGAIN) { |
48d58281 KM |
981 | struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); |
982 | int i; | |
983 | ||
d3a76823 KM |
984 | /* |
985 | * Fallback to PIO mode | |
986 | */ | |
987 | ||
988 | /* | |
989 | * call "remove" for SSI/SRC/DVC | |
990 | * SSI will be switch to PIO mode if it was DMA mode | |
991 | * see | |
992 | * rsnd_dma_init() | |
97463e19 | 993 | * rsnd_ssi_fallback() |
d3a76823 | 994 | */ |
690602fc | 995 | rsnd_dai_call(remove, io, priv); |
d3a76823 KM |
996 | |
997 | /* | |
48d58281 KM |
998 | * remove all mod from io |
999 | * and, re connect ssi | |
d3a76823 | 1000 | */ |
48d58281 KM |
1001 | for (i = 0; i < RSND_MOD_MAX; i++) |
1002 | rsnd_dai_disconnect((io)->mod[i], io, i); | |
1003 | rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); | |
d3a76823 | 1004 | |
97463e19 KM |
1005 | /* |
1006 | * fallback | |
1007 | */ | |
690602fc | 1008 | rsnd_dai_call(fallback, io, priv); |
97463e19 | 1009 | |
d3a76823 KM |
1010 | /* |
1011 | * retry to "probe". | |
1012 | * DAI has SSI which is PIO mode only now. | |
1013 | */ | |
690602fc | 1014 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 KM |
1015 | } |
1016 | ||
1017 | return ret; | |
1018 | } | |
1019 | ||
1536a968 KM |
1020 | /* |
1021 | * rsnd probe | |
1022 | */ | |
1023 | static int rsnd_probe(struct platform_device *pdev) | |
1024 | { | |
1536a968 KM |
1025 | struct rsnd_priv *priv; |
1026 | struct device *dev = &pdev->dev; | |
7681f6ac | 1027 | struct rsnd_dai *rdai; |
90e8e50f | 1028 | const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev); |
2ea6b074 | 1029 | int (*probe_func[])(struct rsnd_priv *priv) = { |
d1ac970f | 1030 | rsnd_gen_probe, |
288f392e | 1031 | rsnd_dma_probe, |
d1ac970f | 1032 | rsnd_ssi_probe, |
c7f69ab5 | 1033 | rsnd_ssiu_probe, |
ba9c949f | 1034 | rsnd_src_probe, |
9269e3c3 | 1035 | rsnd_ctu_probe, |
70fb1052 | 1036 | rsnd_mix_probe, |
bff58ea4 | 1037 | rsnd_dvc_probe, |
1b2ca0ad | 1038 | rsnd_cmd_probe, |
d1ac970f KM |
1039 | rsnd_adg_probe, |
1040 | rsnd_dai_probe, | |
1041 | }; | |
1042 | int ret, i; | |
1536a968 | 1043 | |
1536a968 KM |
1044 | /* |
1045 | * init priv data | |
1046 | */ | |
1047 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); | |
1048 | if (!priv) { | |
1049 | dev_err(dev, "priv allocate failed\n"); | |
1050 | return -ENODEV; | |
1051 | } | |
1052 | ||
9f464f8e | 1053 | priv->pdev = pdev; |
c51eb1c6 | 1054 | priv->flags = (unsigned long)of_id->data; |
1536a968 KM |
1055 | spin_lock_init(&priv->lock); |
1056 | ||
1057 | /* | |
1058 | * init each module | |
1059 | */ | |
d1ac970f | 1060 | for (i = 0; i < ARRAY_SIZE(probe_func); i++) { |
2ea6b074 | 1061 | ret = probe_func[i](priv); |
d1ac970f KM |
1062 | if (ret) |
1063 | return ret; | |
1064 | } | |
07539c1d | 1065 | |
7681f6ac | 1066 | for_each_rsnd_dai(rdai, priv, i) { |
f708d944 | 1067 | ret = rsnd_rdai_continuance_probe(priv, &rdai->playback); |
7681f6ac | 1068 | if (ret) |
d62a3dcd | 1069 | goto exit_snd_probe; |
dfc9403b | 1070 | |
f708d944 | 1071 | ret = rsnd_rdai_continuance_probe(priv, &rdai->capture); |
7681f6ac | 1072 | if (ret) |
d62a3dcd | 1073 | goto exit_snd_probe; |
7681f6ac | 1074 | } |
4b4dab82 | 1075 | |
0b1f6ec7 KM |
1076 | dev_set_drvdata(dev, priv); |
1077 | ||
1536a968 KM |
1078 | /* |
1079 | * asoc register | |
1080 | */ | |
1081 | ret = snd_soc_register_platform(dev, &rsnd_soc_platform); | |
1082 | if (ret < 0) { | |
1083 | dev_err(dev, "cannot snd soc register\n"); | |
1084 | return ret; | |
1085 | } | |
1086 | ||
1087 | ret = snd_soc_register_component(dev, &rsnd_soc_component, | |
ecba9e72 | 1088 | priv->daidrv, rsnd_rdai_nr(priv)); |
1536a968 KM |
1089 | if (ret < 0) { |
1090 | dev_err(dev, "cannot snd dai register\n"); | |
1091 | goto exit_snd_soc; | |
1092 | } | |
1093 | ||
1536a968 KM |
1094 | pm_runtime_enable(dev); |
1095 | ||
1096 | dev_info(dev, "probed\n"); | |
1097 | return ret; | |
1098 | ||
1099 | exit_snd_soc: | |
1100 | snd_soc_unregister_platform(dev); | |
d62a3dcd KM |
1101 | exit_snd_probe: |
1102 | for_each_rsnd_dai(rdai, priv, i) { | |
690602fc KM |
1103 | rsnd_dai_call(remove, &rdai->playback, priv); |
1104 | rsnd_dai_call(remove, &rdai->capture, priv); | |
d62a3dcd | 1105 | } |
1536a968 KM |
1106 | |
1107 | return ret; | |
1108 | } | |
1109 | ||
1110 | static int rsnd_remove(struct platform_device *pdev) | |
1111 | { | |
1112 | struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); | |
7681f6ac | 1113 | struct rsnd_dai *rdai; |
2ea6b074 | 1114 | void (*remove_func[])(struct rsnd_priv *priv) = { |
2f78dd7f | 1115 | rsnd_ssi_remove, |
c7f69ab5 | 1116 | rsnd_ssiu_remove, |
2f78dd7f | 1117 | rsnd_src_remove, |
9269e3c3 | 1118 | rsnd_ctu_remove, |
70fb1052 | 1119 | rsnd_mix_remove, |
2f78dd7f | 1120 | rsnd_dvc_remove, |
1b2ca0ad | 1121 | rsnd_cmd_remove, |
68a55024 | 1122 | rsnd_adg_remove, |
2f78dd7f | 1123 | }; |
d62a3dcd | 1124 | int ret = 0, i; |
1536a968 KM |
1125 | |
1126 | pm_runtime_disable(&pdev->dev); | |
1127 | ||
7681f6ac | 1128 | for_each_rsnd_dai(rdai, priv, i) { |
690602fc KM |
1129 | ret |= rsnd_dai_call(remove, &rdai->playback, priv); |
1130 | ret |= rsnd_dai_call(remove, &rdai->capture, priv); | |
7681f6ac | 1131 | } |
1536a968 | 1132 | |
2f78dd7f | 1133 | for (i = 0; i < ARRAY_SIZE(remove_func); i++) |
2ea6b074 | 1134 | remove_func[i](priv); |
2f78dd7f | 1135 | |
d7c42ff8 KM |
1136 | snd_soc_unregister_component(&pdev->dev); |
1137 | snd_soc_unregister_platform(&pdev->dev); | |
1138 | ||
d62a3dcd | 1139 | return ret; |
1536a968 KM |
1140 | } |
1141 | ||
1142 | static struct platform_driver rsnd_driver = { | |
1143 | .driver = { | |
1144 | .name = "rcar_sound", | |
90e8e50f | 1145 | .of_match_table = rsnd_of_match, |
1536a968 KM |
1146 | }, |
1147 | .probe = rsnd_probe, | |
1148 | .remove = rsnd_remove, | |
1149 | }; | |
1150 | module_platform_driver(rsnd_driver); | |
1151 | ||
1152 | MODULE_LICENSE("GPL"); | |
1153 | MODULE_DESCRIPTION("Renesas R-Car audio driver"); | |
1154 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); | |
1155 | MODULE_ALIAS("platform:rcar-pcm-audio"); |