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 | ||
c140284b | 194 | int rsnd_get_slot(struct rsnd_dai_stream *io) |
8ec85e7f | 195 | { |
c140284b KM |
196 | struct rsnd_dai *rdai = rsnd_io_to_rdai(io); |
197 | ||
8ec85e7f KM |
198 | return rdai->slots; |
199 | } | |
200 | ||
c140284b | 201 | int rsnd_get_slot_width(struct rsnd_dai_stream *io) |
8ec85e7f | 202 | { |
5858a7d1 KM |
203 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
204 | int chan = runtime->channels; | |
8ec85e7f KM |
205 | |
206 | /* TDM Extend Mode needs 8ch */ | |
207 | if (chan == 6) | |
208 | chan = 8; | |
209 | ||
210 | return chan; | |
211 | } | |
212 | ||
d7bdbc5d | 213 | /* |
3023b384 | 214 | * ADINR function |
d7bdbc5d | 215 | */ |
3023b384 | 216 | u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) |
d7bdbc5d KM |
217 | { |
218 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
d7bdbc5d KM |
219 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
220 | struct device *dev = rsnd_priv_to_dev(priv); | |
d7bdbc5d KM |
221 | |
222 | switch (runtime->sample_bits) { | |
223 | case 16: | |
5e7b9edd | 224 | return 8 << 16; |
d7bdbc5d | 225 | case 32: |
5e7b9edd | 226 | return 0 << 16; |
d7bdbc5d KM |
227 | } |
228 | ||
5e7b9edd KM |
229 | dev_warn(dev, "not supported sample bits\n"); |
230 | ||
231 | return 0; | |
d7bdbc5d KM |
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); | |
5858a7d1 | 237 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
bfe1360d | 238 | struct device *dev = rsnd_priv_to_dev(priv); |
5858a7d1 | 239 | u32 chan = runtime->channels; |
bfe1360d KM |
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 | { | |
4689032b | 262 | struct rsnd_mod *ssi = rsnd_io_to_mod_ssi(io); |
a504b1ee | 263 | struct rsnd_mod *target; |
4689032b KM |
264 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
265 | u32 val = 0x76543210; | |
266 | u32 mask = ~0; | |
267 | ||
a504b1ee KM |
268 | if (rsnd_io_is_play(io)) { |
269 | struct rsnd_mod *src = rsnd_io_to_mod_src(io); | |
270 | ||
271 | target = src ? src : ssi; | |
272 | } else { | |
273 | struct rsnd_mod *cmd = rsnd_io_to_mod_cmd(io); | |
274 | ||
275 | target = cmd ? cmd : ssi; | |
276 | } | |
277 | ||
4689032b KM |
278 | mask <<= runtime->channels * 4; |
279 | val = val & mask; | |
280 | ||
281 | switch (runtime->sample_bits) { | |
282 | case 16: | |
283 | val |= 0x67452301 & ~mask; | |
284 | break; | |
285 | case 32: | |
286 | val |= 0x76543210 & ~mask; | |
287 | break; | |
288 | } | |
289 | ||
290 | /* | |
291 | * exchange channeles on SRC if possible, | |
292 | * otherwise, R/L volume settings on DVC | |
293 | * changes inverted channels | |
294 | */ | |
295 | if (mod == target) | |
296 | return val; | |
297 | else | |
298 | return 0x76543210; | |
299 | } | |
300 | ||
1536a968 KM |
301 | /* |
302 | * rsnd_dai functions | |
303 | */ | |
c2dc47d5 | 304 | #define rsnd_mod_call(idx, io, func, param...) \ |
d870a91e KM |
305 | ({ \ |
306 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); \ | |
c2dc47d5 | 307 | struct rsnd_mod *mod = (io)->mod[idx]; \ |
d870a91e | 308 | struct device *dev = rsnd_priv_to_dev(priv); \ |
c2dc47d5 | 309 | u32 *status = (io)->mod_status + idx; \ |
5451ea44 | 310 | u32 mask = 0xF << __rsnd_mod_shift_##func; \ |
c2dc47d5 | 311 | u8 val = (*status >> __rsnd_mod_shift_##func) & 0xF; \ |
5451ea44 | 312 | u8 add = ((val + __rsnd_mod_add_##func) & 0xF); \ |
417f9642 | 313 | int ret = 0; \ |
32a96d55 | 314 | int call = (val == __rsnd_mod_call_##func) && (mod)->ops->func; \ |
c2dc47d5 | 315 | *status = (*status & ~mask) + \ |
a48e3f97 | 316 | (add << __rsnd_mod_shift_##func); \ |
1355720a KM |
317 | dev_dbg(dev, "%s[%d]\t0x%08x %s\n", \ |
318 | rsnd_mod_name(mod), rsnd_mod_id(mod), \ | |
c2dc47d5 | 319 | *status, call ? #func : ""); \ |
1355720a KM |
320 | if (call) \ |
321 | ret = (mod)->ops->func(mod, io, param); \ | |
417f9642 | 322 | ret; \ |
d870a91e KM |
323 | }) |
324 | ||
690602fc | 325 | #define rsnd_dai_call(fn, io, param...) \ |
d870a91e | 326 | ({ \ |
a126021d KM |
327 | struct rsnd_mod *mod; \ |
328 | int ret = 0, i; \ | |
329 | for (i = 0; i < RSND_MOD_MAX; i++) { \ | |
330 | mod = (io)->mod[i]; \ | |
331 | if (!mod) \ | |
332 | continue; \ | |
c2dc47d5 | 333 | ret |= rsnd_mod_call(i, io, fn, param); \ |
d870a91e KM |
334 | } \ |
335 | ret; \ | |
cdaa3cdf KM |
336 | }) |
337 | ||
27924f32 KM |
338 | int rsnd_dai_connect(struct rsnd_mod *mod, |
339 | struct rsnd_dai_stream *io, | |
340 | enum rsnd_mod_type type) | |
cdaa3cdf | 341 | { |
48725e9c KM |
342 | struct rsnd_priv *priv; |
343 | struct device *dev; | |
84e95355 | 344 | |
6020779b | 345 | if (!mod) |
cdaa3cdf | 346 | return -EIO; |
cdaa3cdf | 347 | |
52dc6852 KM |
348 | if (io->mod[type]) |
349 | return -EINVAL; | |
350 | ||
48725e9c KM |
351 | priv = rsnd_mod_to_priv(mod); |
352 | dev = rsnd_priv_to_dev(priv); | |
353 | ||
27924f32 | 354 | io->mod[type] = mod; |
cdaa3cdf | 355 | |
84e95355 KM |
356 | dev_dbg(dev, "%s[%d] is connected to io (%s)\n", |
357 | rsnd_mod_name(mod), rsnd_mod_id(mod), | |
358 | rsnd_io_is_play(io) ? "Playback" : "Capture"); | |
359 | ||
cdaa3cdf KM |
360 | return 0; |
361 | } | |
362 | ||
d3a76823 | 363 | static void rsnd_dai_disconnect(struct rsnd_mod *mod, |
27924f32 KM |
364 | struct rsnd_dai_stream *io, |
365 | enum rsnd_mod_type type) | |
d3a76823 | 366 | { |
27924f32 | 367 | io->mod[type] = NULL; |
d3a76823 KM |
368 | } |
369 | ||
710d0889 | 370 | struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id) |
1536a968 | 371 | { |
ecba9e72 | 372 | if ((id < 0) || (id >= rsnd_rdai_nr(priv))) |
2192f81c KM |
373 | return NULL; |
374 | ||
1536a968 KM |
375 | return priv->rdai + id; |
376 | } | |
377 | ||
eb2535f5 | 378 | #define rsnd_dai_to_priv(dai) snd_soc_dai_get_drvdata(dai) |
1536a968 KM |
379 | static struct rsnd_dai *rsnd_dai_to_rdai(struct snd_soc_dai *dai) |
380 | { | |
eb2535f5 | 381 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 | 382 | |
710d0889 | 383 | return rsnd_rdai_get(priv, dai->id); |
1536a968 KM |
384 | } |
385 | ||
1536a968 KM |
386 | /* |
387 | * rsnd_soc_dai functions | |
388 | */ | |
389 | int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional) | |
390 | { | |
391 | struct snd_pcm_substream *substream = io->substream; | |
392 | struct snd_pcm_runtime *runtime = substream->runtime; | |
393 | int pos = io->byte_pos + additional; | |
394 | ||
395 | pos %= (runtime->periods * io->byte_per_period); | |
396 | ||
397 | return pos; | |
398 | } | |
399 | ||
75defee0 | 400 | bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int byte) |
1536a968 KM |
401 | { |
402 | io->byte_pos += byte; | |
403 | ||
404 | if (io->byte_pos >= io->next_period_byte) { | |
405 | struct snd_pcm_substream *substream = io->substream; | |
406 | struct snd_pcm_runtime *runtime = substream->runtime; | |
407 | ||
408 | io->period_pos++; | |
409 | io->next_period_byte += io->byte_per_period; | |
410 | ||
411 | if (io->period_pos >= runtime->periods) { | |
412 | io->byte_pos = 0; | |
413 | io->period_pos = 0; | |
414 | io->next_period_byte = io->byte_per_period; | |
415 | } | |
416 | ||
75defee0 | 417 | return true; |
1536a968 | 418 | } |
75defee0 KM |
419 | |
420 | return false; | |
421 | } | |
422 | ||
423 | void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io) | |
424 | { | |
425 | struct snd_pcm_substream *substream = io->substream; | |
426 | ||
427 | /* | |
428 | * this function should be called... | |
429 | * | |
430 | * - if rsnd_dai_pointer_update() returns true | |
431 | * - without spin lock | |
432 | */ | |
433 | ||
434 | snd_pcm_period_elapsed(substream); | |
1536a968 KM |
435 | } |
436 | ||
5626ad08 | 437 | static void rsnd_dai_stream_init(struct rsnd_dai_stream *io, |
1536a968 KM |
438 | struct snd_pcm_substream *substream) |
439 | { | |
440 | struct snd_pcm_runtime *runtime = substream->runtime; | |
441 | ||
1536a968 KM |
442 | io->substream = substream; |
443 | io->byte_pos = 0; | |
444 | io->period_pos = 0; | |
445 | io->byte_per_period = runtime->period_size * | |
446 | runtime->channels * | |
447 | samples_to_bytes(runtime, 1); | |
448 | io->next_period_byte = io->byte_per_period; | |
5626ad08 | 449 | } |
1536a968 | 450 | |
5626ad08 KM |
451 | static void rsnd_dai_stream_quit(struct rsnd_dai_stream *io) |
452 | { | |
453 | io->substream = NULL; | |
1536a968 KM |
454 | } |
455 | ||
456 | static | |
457 | struct snd_soc_dai *rsnd_substream_to_dai(struct snd_pcm_substream *substream) | |
458 | { | |
459 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
460 | ||
461 | return rtd->cpu_dai; | |
462 | } | |
463 | ||
464 | static | |
465 | struct rsnd_dai_stream *rsnd_rdai_to_io(struct rsnd_dai *rdai, | |
466 | struct snd_pcm_substream *substream) | |
467 | { | |
468 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
469 | return &rdai->playback; | |
470 | else | |
471 | return &rdai->capture; | |
472 | } | |
473 | ||
474 | static int rsnd_soc_dai_trigger(struct snd_pcm_substream *substream, int cmd, | |
475 | struct snd_soc_dai *dai) | |
476 | { | |
eb2535f5 | 477 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); |
1536a968 KM |
478 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); |
479 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
1536a968 KM |
480 | int ret; |
481 | unsigned long flags; | |
482 | ||
02299d98 | 483 | spin_lock_irqsave(&priv->lock, flags); |
1536a968 KM |
484 | |
485 | switch (cmd) { | |
486 | case SNDRV_PCM_TRIGGER_START: | |
5626ad08 | 487 | rsnd_dai_stream_init(io, substream); |
1536a968 | 488 | |
690602fc | 489 | ret = rsnd_dai_call(init, io, priv); |
cdaa3cdf KM |
490 | if (ret < 0) |
491 | goto dai_trigger_end; | |
492 | ||
690602fc | 493 | ret = rsnd_dai_call(start, io, priv); |
cdaa3cdf KM |
494 | if (ret < 0) |
495 | goto dai_trigger_end; | |
1536a968 KM |
496 | break; |
497 | case SNDRV_PCM_TRIGGER_STOP: | |
690602fc | 498 | ret = rsnd_dai_call(stop, io, priv); |
cdaa3cdf | 499 | |
89e3e2c3 | 500 | ret |= rsnd_dai_call(quit, io, priv); |
cdaa3cdf | 501 | |
5626ad08 | 502 | rsnd_dai_stream_quit(io); |
1536a968 KM |
503 | break; |
504 | default: | |
505 | ret = -EINVAL; | |
506 | } | |
507 | ||
508 | dai_trigger_end: | |
02299d98 | 509 | spin_unlock_irqrestore(&priv->lock, flags); |
1536a968 KM |
510 | |
511 | return ret; | |
512 | } | |
513 | ||
514 | static int rsnd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) | |
515 | { | |
516 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
517 | ||
518 | /* set master/slave audio interface */ | |
519 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
520 | case SND_SOC_DAIFMT_CBM_CFM: | |
e1508289 | 521 | rdai->clk_master = 0; |
1536a968 KM |
522 | break; |
523 | case SND_SOC_DAIFMT_CBS_CFS: | |
e1508289 | 524 | rdai->clk_master = 1; /* codec is slave, cpu is master */ |
1536a968 KM |
525 | break; |
526 | default: | |
527 | return -EINVAL; | |
528 | } | |
529 | ||
1536a968 KM |
530 | /* set format */ |
531 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
532 | case SND_SOC_DAIFMT_I2S: | |
533 | rdai->sys_delay = 0; | |
534 | rdai->data_alignment = 0; | |
1a7889ca | 535 | rdai->frm_clk_inv = 0; |
1536a968 KM |
536 | break; |
537 | case SND_SOC_DAIFMT_LEFT_J: | |
538 | rdai->sys_delay = 1; | |
539 | rdai->data_alignment = 0; | |
1a7889ca | 540 | rdai->frm_clk_inv = 1; |
1536a968 KM |
541 | break; |
542 | case SND_SOC_DAIFMT_RIGHT_J: | |
543 | rdai->sys_delay = 1; | |
544 | rdai->data_alignment = 1; | |
1a7889ca KM |
545 | rdai->frm_clk_inv = 1; |
546 | break; | |
547 | } | |
548 | ||
549 | /* set clock inversion */ | |
550 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
551 | case SND_SOC_DAIFMT_NB_IF: | |
552 | rdai->bit_clk_inv = rdai->bit_clk_inv; | |
553 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
554 | break; | |
555 | case SND_SOC_DAIFMT_IB_NF: | |
556 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
557 | rdai->frm_clk_inv = rdai->frm_clk_inv; | |
558 | break; | |
559 | case SND_SOC_DAIFMT_IB_IF: | |
560 | rdai->bit_clk_inv = !rdai->bit_clk_inv; | |
561 | rdai->frm_clk_inv = !rdai->frm_clk_inv; | |
562 | break; | |
563 | case SND_SOC_DAIFMT_NB_NF: | |
564 | default: | |
1536a968 KM |
565 | break; |
566 | } | |
567 | ||
568 | return 0; | |
569 | } | |
570 | ||
186fadc1 KM |
571 | static int rsnd_soc_set_dai_tdm_slot(struct snd_soc_dai *dai, |
572 | u32 tx_mask, u32 rx_mask, | |
573 | int slots, int slot_width) | |
574 | { | |
575 | struct rsnd_priv *priv = rsnd_dai_to_priv(dai); | |
576 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
577 | struct device *dev = rsnd_priv_to_dev(priv); | |
578 | ||
579 | switch (slots) { | |
580 | case 6: | |
581 | /* TDM Extend Mode */ | |
582 | rdai->slots = slots; | |
583 | break; | |
584 | default: | |
585 | dev_err(dev, "unsupported TDM slots (%d)\n", slots); | |
586 | return -EINVAL; | |
587 | } | |
588 | ||
589 | return 0; | |
590 | } | |
591 | ||
1536a968 KM |
592 | static const struct snd_soc_dai_ops rsnd_soc_dai_ops = { |
593 | .trigger = rsnd_soc_dai_trigger, | |
594 | .set_fmt = rsnd_soc_dai_set_fmt, | |
186fadc1 | 595 | .set_tdm_slot = rsnd_soc_set_dai_tdm_slot, |
1536a968 KM |
596 | }; |
597 | ||
2ea6b074 | 598 | static int rsnd_dai_probe(struct rsnd_priv *priv) |
90e8e50f | 599 | { |
94e2710c KM |
600 | struct device_node *dai_node; |
601 | struct device_node *dai_np, *np, *node; | |
90e8e50f | 602 | struct device_node *playback, *capture; |
94e2710c KM |
603 | struct rsnd_dai_stream *io_playback; |
604 | struct rsnd_dai_stream *io_capture; | |
2ff2ecca | 605 | struct snd_soc_dai_driver *rdrv, *drv; |
94e2710c | 606 | struct rsnd_dai *rdai; |
2ea6b074 | 607 | struct device *dev = rsnd_priv_to_dev(priv); |
94e2710c KM |
608 | int nr, dai_i, io_i, np_i; |
609 | int ret; | |
90e8e50f | 610 | |
94e2710c | 611 | dai_node = rsnd_dai_of_node(priv); |
90e8e50f | 612 | nr = of_get_child_count(dai_node); |
94e2710c KM |
613 | if (!nr) { |
614 | ret = -EINVAL; | |
615 | goto rsnd_dai_probe_done; | |
90e8e50f KM |
616 | } |
617 | ||
2ff2ecca | 618 | rdrv = devm_kzalloc(dev, sizeof(*rdrv) * nr, GFP_KERNEL); |
94e2710c | 619 | rdai = devm_kzalloc(dev, sizeof(*rdai) * nr, GFP_KERNEL); |
2ff2ecca | 620 | if (!rdrv || !rdai) { |
94e2710c KM |
621 | ret = -ENOMEM; |
622 | goto rsnd_dai_probe_done; | |
623 | } | |
90e8e50f | 624 | |
94e2710c | 625 | priv->rdai_nr = nr; |
2ff2ecca | 626 | priv->daidrv = rdrv; |
94e2710c | 627 | priv->rdai = rdai; |
90e8e50f KM |
628 | |
629 | /* | |
630 | * parse all dai | |
631 | */ | |
632 | dai_i = 0; | |
633 | for_each_child_of_node(dai_node, dai_np) { | |
94e2710c | 634 | rdai = rsnd_rdai_get(priv, dai_i); |
2ff2ecca | 635 | drv = rdrv + dai_i; |
94e2710c KM |
636 | io_playback = &rdai->playback; |
637 | io_capture = &rdai->capture; | |
638 | ||
639 | snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); | |
640 | ||
641 | rdai->priv = priv; | |
642 | drv->name = rdai->name; | |
643 | drv->ops = &rsnd_soc_dai_ops; | |
644 | ||
645 | snprintf(rdai->playback.name, RSND_DAI_NAME_SIZE, | |
646 | "DAI%d Playback", dai_i); | |
647 | drv->playback.rates = RSND_RATES; | |
648 | drv->playback.formats = RSND_FMTS; | |
649 | drv->playback.channels_min = 2; | |
186fadc1 | 650 | drv->playback.channels_max = 6; |
94e2710c KM |
651 | drv->playback.stream_name = rdai->playback.name; |
652 | ||
653 | snprintf(rdai->capture.name, RSND_DAI_NAME_SIZE, | |
654 | "DAI%d Capture", dai_i); | |
655 | drv->capture.rates = RSND_RATES; | |
656 | drv->capture.formats = RSND_FMTS; | |
657 | drv->capture.channels_min = 2; | |
186fadc1 | 658 | drv->capture.channels_max = 6; |
94e2710c KM |
659 | drv->capture.stream_name = rdai->capture.name; |
660 | ||
661 | rdai->playback.rdai = rdai; | |
662 | rdai->capture.rdai = rdai; | |
8ec85e7f | 663 | rdai->slots = 2; /* default */ |
90e8e50f | 664 | |
94e2710c KM |
665 | #define mod_parse(name) \ |
666 | node = rsnd_##name##_of_node(priv); \ | |
667 | if (node) { \ | |
668 | struct rsnd_mod *mod; \ | |
669 | np_i = 0; \ | |
670 | for_each_child_of_node(node, np) { \ | |
671 | mod = rsnd_##name##_mod_get(priv, np_i); \ | |
672 | if (np == playback) \ | |
673 | rsnd_dai_connect(mod, io_playback, mod->type); \ | |
674 | if (np == capture) \ | |
675 | rsnd_dai_connect(mod, io_capture, mod->type); \ | |
676 | np_i++; \ | |
677 | } \ | |
678 | of_node_put(node); \ | |
679 | } | |
90e8e50f | 680 | |
94e2710c KM |
681 | for (io_i = 0;; io_i++) { |
682 | playback = of_parse_phandle(dai_np, "playback", io_i); | |
683 | capture = of_parse_phandle(dai_np, "capture", io_i); | |
90e8e50f KM |
684 | |
685 | if (!playback && !capture) | |
686 | break; | |
687 | ||
688 | mod_parse(ssi); | |
689 | mod_parse(src); | |
9269e3c3 | 690 | mod_parse(ctu); |
70fb1052 | 691 | mod_parse(mix); |
34cb6123 | 692 | mod_parse(dvc); |
90e8e50f | 693 | |
a493b6a6 JL |
694 | of_node_put(playback); |
695 | of_node_put(capture); | |
90e8e50f KM |
696 | } |
697 | ||
698 | dai_i++; | |
1536a968 | 699 | |
94e2710c KM |
700 | dev_dbg(dev, "%s (%s/%s)\n", rdai->name, |
701 | rsnd_io_to_mod_ssi(io_playback) ? "play" : " -- ", | |
702 | rsnd_io_to_mod_ssi(io_capture) ? "capture" : " -- "); | |
1536a968 KM |
703 | } |
704 | ||
94e2710c | 705 | ret = 0; |
49848073 | 706 | |
94e2710c KM |
707 | rsnd_dai_probe_done: |
708 | of_node_put(dai_node); | |
1536a968 | 709 | |
94e2710c | 710 | return ret; |
1536a968 KM |
711 | } |
712 | ||
1536a968 KM |
713 | /* |
714 | * pcm ops | |
715 | */ | |
716 | static struct snd_pcm_hardware rsnd_pcm_hardware = { | |
717 | .info = SNDRV_PCM_INFO_INTERLEAVED | | |
718 | SNDRV_PCM_INFO_MMAP | | |
706c6621 | 719 | SNDRV_PCM_INFO_MMAP_VALID, |
1536a968 KM |
720 | .buffer_bytes_max = 64 * 1024, |
721 | .period_bytes_min = 32, | |
722 | .period_bytes_max = 8192, | |
723 | .periods_min = 1, | |
724 | .periods_max = 32, | |
725 | .fifo_size = 256, | |
726 | }; | |
727 | ||
728 | static int rsnd_pcm_open(struct snd_pcm_substream *substream) | |
729 | { | |
730 | struct snd_pcm_runtime *runtime = substream->runtime; | |
731 | int ret = 0; | |
732 | ||
733 | snd_soc_set_runtime_hwparams(substream, &rsnd_pcm_hardware); | |
734 | ||
735 | ret = snd_pcm_hw_constraint_integer(runtime, | |
736 | SNDRV_PCM_HW_PARAM_PERIODS); | |
737 | ||
738 | return ret; | |
739 | } | |
740 | ||
741 | static int rsnd_hw_params(struct snd_pcm_substream *substream, | |
742 | struct snd_pcm_hw_params *hw_params) | |
743 | { | |
3b7843ff KM |
744 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); |
745 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
746 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
747 | int ret; | |
748 | ||
749 | ret = rsnd_dai_call(hw_params, io, substream, hw_params); | |
750 | if (ret) | |
751 | return ret; | |
752 | ||
1536a968 KM |
753 | return snd_pcm_lib_malloc_pages(substream, |
754 | params_buffer_bytes(hw_params)); | |
755 | } | |
756 | ||
757 | static snd_pcm_uframes_t rsnd_pointer(struct snd_pcm_substream *substream) | |
758 | { | |
759 | struct snd_pcm_runtime *runtime = substream->runtime; | |
760 | struct snd_soc_dai *dai = rsnd_substream_to_dai(substream); | |
761 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
762 | struct rsnd_dai_stream *io = rsnd_rdai_to_io(rdai, substream); | |
763 | ||
764 | return bytes_to_frames(runtime, io->byte_pos); | |
765 | } | |
766 | ||
767 | static struct snd_pcm_ops rsnd_pcm_ops = { | |
768 | .open = rsnd_pcm_open, | |
769 | .ioctl = snd_pcm_lib_ioctl, | |
770 | .hw_params = rsnd_hw_params, | |
771 | .hw_free = snd_pcm_lib_free_pages, | |
772 | .pointer = rsnd_pointer, | |
773 | }; | |
774 | ||
170a2497 KM |
775 | /* |
776 | * snd_kcontrol | |
777 | */ | |
778 | #define kcontrol_to_cfg(kctrl) ((struct rsnd_kctrl_cfg *)kctrl->private_value) | |
779 | static int rsnd_kctrl_info(struct snd_kcontrol *kctrl, | |
780 | struct snd_ctl_elem_info *uinfo) | |
781 | { | |
782 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
783 | ||
784 | if (cfg->texts) { | |
785 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; | |
786 | uinfo->count = cfg->size; | |
787 | uinfo->value.enumerated.items = cfg->max; | |
788 | if (uinfo->value.enumerated.item >= cfg->max) | |
789 | uinfo->value.enumerated.item = cfg->max - 1; | |
790 | strlcpy(uinfo->value.enumerated.name, | |
791 | cfg->texts[uinfo->value.enumerated.item], | |
792 | sizeof(uinfo->value.enumerated.name)); | |
793 | } else { | |
794 | uinfo->count = cfg->size; | |
795 | uinfo->value.integer.min = 0; | |
796 | uinfo->value.integer.max = cfg->max; | |
797 | uinfo->type = (cfg->max == 1) ? | |
798 | SNDRV_CTL_ELEM_TYPE_BOOLEAN : | |
799 | SNDRV_CTL_ELEM_TYPE_INTEGER; | |
800 | } | |
801 | ||
802 | return 0; | |
803 | } | |
804 | ||
805 | static int rsnd_kctrl_get(struct snd_kcontrol *kctrl, | |
806 | struct snd_ctl_elem_value *uc) | |
807 | { | |
808 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
809 | int i; | |
810 | ||
811 | for (i = 0; i < cfg->size; i++) | |
812 | if (cfg->texts) | |
813 | uc->value.enumerated.item[i] = cfg->val[i]; | |
814 | else | |
815 | uc->value.integer.value[i] = cfg->val[i]; | |
816 | ||
817 | return 0; | |
818 | } | |
819 | ||
820 | static int rsnd_kctrl_put(struct snd_kcontrol *kctrl, | |
821 | struct snd_ctl_elem_value *uc) | |
822 | { | |
823 | struct rsnd_mod *mod = snd_kcontrol_chip(kctrl); | |
824 | struct rsnd_kctrl_cfg *cfg = kcontrol_to_cfg(kctrl); | |
825 | int i, change = 0; | |
826 | ||
827 | for (i = 0; i < cfg->size; i++) { | |
828 | if (cfg->texts) { | |
829 | change |= (uc->value.enumerated.item[i] != cfg->val[i]); | |
830 | cfg->val[i] = uc->value.enumerated.item[i]; | |
831 | } else { | |
832 | change |= (uc->value.integer.value[i] != cfg->val[i]); | |
833 | cfg->val[i] = uc->value.integer.value[i]; | |
834 | } | |
835 | } | |
836 | ||
837 | if (change) | |
b65a7ccc | 838 | cfg->update(cfg->io, mod); |
170a2497 KM |
839 | |
840 | return change; | |
841 | } | |
842 | ||
843 | static int __rsnd_kctrl_new(struct rsnd_mod *mod, | |
b65a7ccc | 844 | struct rsnd_dai_stream *io, |
170a2497 KM |
845 | struct snd_soc_pcm_runtime *rtd, |
846 | const unsigned char *name, | |
847 | struct rsnd_kctrl_cfg *cfg, | |
b65a7ccc KM |
848 | void (*update)(struct rsnd_dai_stream *io, |
849 | struct rsnd_mod *mod)) | |
170a2497 | 850 | { |
da620d72 | 851 | struct snd_soc_card *soc_card = rtd->card; |
170a2497 KM |
852 | struct snd_card *card = rtd->card->snd_card; |
853 | struct snd_kcontrol *kctrl; | |
854 | struct snd_kcontrol_new knew = { | |
855 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, | |
856 | .name = name, | |
857 | .info = rsnd_kctrl_info, | |
da620d72 | 858 | .index = rtd - soc_card->rtd, |
170a2497 KM |
859 | .get = rsnd_kctrl_get, |
860 | .put = rsnd_kctrl_put, | |
861 | .private_value = (unsigned long)cfg, | |
862 | }; | |
863 | int ret; | |
864 | ||
865 | kctrl = snd_ctl_new1(&knew, mod); | |
866 | if (!kctrl) | |
867 | return -ENOMEM; | |
868 | ||
869 | ret = snd_ctl_add(card, kctrl); | |
d1f83d6e KM |
870 | if (ret < 0) { |
871 | snd_ctl_free_one(kctrl); | |
170a2497 | 872 | return ret; |
d1f83d6e | 873 | } |
170a2497 KM |
874 | |
875 | cfg->update = update; | |
d1f83d6e KM |
876 | cfg->card = card; |
877 | cfg->kctrl = kctrl; | |
b65a7ccc | 878 | cfg->io = io; |
170a2497 KM |
879 | |
880 | return 0; | |
881 | } | |
882 | ||
d1f83d6e KM |
883 | void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg) |
884 | { | |
885 | snd_ctl_remove(cfg->card, cfg->kctrl); | |
886 | } | |
887 | ||
170a2497 | 888 | int rsnd_kctrl_new_m(struct rsnd_mod *mod, |
b65a7ccc | 889 | struct rsnd_dai_stream *io, |
170a2497 KM |
890 | struct snd_soc_pcm_runtime *rtd, |
891 | const unsigned char *name, | |
b65a7ccc KM |
892 | void (*update)(struct rsnd_dai_stream *io, |
893 | struct rsnd_mod *mod), | |
170a2497 | 894 | struct rsnd_kctrl_cfg_m *_cfg, |
42ab9a79 | 895 | int ch_size, |
170a2497 KM |
896 | u32 max) |
897 | { | |
42ab9a79 KM |
898 | if (ch_size > RSND_DVC_CHANNELS) |
899 | return -EINVAL; | |
900 | ||
170a2497 | 901 | _cfg->cfg.max = max; |
42ab9a79 | 902 | _cfg->cfg.size = ch_size; |
170a2497 | 903 | _cfg->cfg.val = _cfg->val; |
b65a7ccc | 904 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
905 | } |
906 | ||
907 | int rsnd_kctrl_new_s(struct rsnd_mod *mod, | |
b65a7ccc | 908 | struct rsnd_dai_stream *io, |
170a2497 KM |
909 | struct snd_soc_pcm_runtime *rtd, |
910 | const unsigned char *name, | |
b65a7ccc KM |
911 | void (*update)(struct rsnd_dai_stream *io, |
912 | struct rsnd_mod *mod), | |
170a2497 KM |
913 | struct rsnd_kctrl_cfg_s *_cfg, |
914 | u32 max) | |
915 | { | |
916 | _cfg->cfg.max = max; | |
917 | _cfg->cfg.size = 1; | |
918 | _cfg->cfg.val = &_cfg->val; | |
b65a7ccc | 919 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
920 | } |
921 | ||
922 | int rsnd_kctrl_new_e(struct rsnd_mod *mod, | |
b65a7ccc | 923 | struct rsnd_dai_stream *io, |
170a2497 KM |
924 | struct snd_soc_pcm_runtime *rtd, |
925 | const unsigned char *name, | |
926 | struct rsnd_kctrl_cfg_s *_cfg, | |
b65a7ccc KM |
927 | void (*update)(struct rsnd_dai_stream *io, |
928 | struct rsnd_mod *mod), | |
170a2497 KM |
929 | const char * const *texts, |
930 | u32 max) | |
931 | { | |
932 | _cfg->cfg.max = max; | |
933 | _cfg->cfg.size = 1; | |
934 | _cfg->cfg.val = &_cfg->val; | |
935 | _cfg->cfg.texts = texts; | |
b65a7ccc | 936 | return __rsnd_kctrl_new(mod, io, rtd, name, &_cfg->cfg, update); |
170a2497 KM |
937 | } |
938 | ||
1536a968 KM |
939 | /* |
940 | * snd_soc_platform | |
941 | */ | |
942 | ||
943 | #define PREALLOC_BUFFER (32 * 1024) | |
944 | #define PREALLOC_BUFFER_MAX (32 * 1024) | |
945 | ||
946 | static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd) | |
947 | { | |
7c63f3c0 KM |
948 | struct snd_soc_dai *dai = rtd->cpu_dai; |
949 | struct rsnd_dai *rdai = rsnd_dai_to_rdai(dai); | |
ae11a9be | 950 | int ret; |
bff58ea4 | 951 | |
ae11a9be KM |
952 | ret = rsnd_dai_call(pcm_new, &rdai->playback, rtd); |
953 | if (ret) | |
954 | return ret; | |
bff58ea4 | 955 | |
ae11a9be | 956 | ret = rsnd_dai_call(pcm_new, &rdai->capture, rtd); |
7c63f3c0 KM |
957 | if (ret) |
958 | return ret; | |
bff58ea4 | 959 | |
1536a968 KM |
960 | return snd_pcm_lib_preallocate_pages_for_all( |
961 | rtd->pcm, | |
962 | SNDRV_DMA_TYPE_DEV, | |
963 | rtd->card->snd_card->dev, | |
964 | PREALLOC_BUFFER, PREALLOC_BUFFER_MAX); | |
965 | } | |
966 | ||
1536a968 KM |
967 | static struct snd_soc_platform_driver rsnd_soc_platform = { |
968 | .ops = &rsnd_pcm_ops, | |
969 | .pcm_new = rsnd_pcm_new, | |
1536a968 KM |
970 | }; |
971 | ||
972 | static const struct snd_soc_component_driver rsnd_soc_component = { | |
973 | .name = "rsnd", | |
974 | }; | |
975 | ||
d3a76823 | 976 | static int rsnd_rdai_continuance_probe(struct rsnd_priv *priv, |
f708d944 | 977 | struct rsnd_dai_stream *io) |
d3a76823 | 978 | { |
d3a76823 KM |
979 | int ret; |
980 | ||
690602fc | 981 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 | 982 | if (ret == -EAGAIN) { |
48d58281 KM |
983 | struct rsnd_mod *ssi_mod = rsnd_io_to_mod_ssi(io); |
984 | int i; | |
985 | ||
d3a76823 KM |
986 | /* |
987 | * Fallback to PIO mode | |
988 | */ | |
989 | ||
990 | /* | |
991 | * call "remove" for SSI/SRC/DVC | |
992 | * SSI will be switch to PIO mode if it was DMA mode | |
993 | * see | |
994 | * rsnd_dma_init() | |
97463e19 | 995 | * rsnd_ssi_fallback() |
d3a76823 | 996 | */ |
690602fc | 997 | rsnd_dai_call(remove, io, priv); |
d3a76823 KM |
998 | |
999 | /* | |
48d58281 KM |
1000 | * remove all mod from io |
1001 | * and, re connect ssi | |
d3a76823 | 1002 | */ |
48d58281 KM |
1003 | for (i = 0; i < RSND_MOD_MAX; i++) |
1004 | rsnd_dai_disconnect((io)->mod[i], io, i); | |
1005 | rsnd_dai_connect(ssi_mod, io, RSND_MOD_SSI); | |
d3a76823 | 1006 | |
97463e19 KM |
1007 | /* |
1008 | * fallback | |
1009 | */ | |
690602fc | 1010 | rsnd_dai_call(fallback, io, priv); |
97463e19 | 1011 | |
d3a76823 KM |
1012 | /* |
1013 | * retry to "probe". | |
1014 | * DAI has SSI which is PIO mode only now. | |
1015 | */ | |
690602fc | 1016 | ret = rsnd_dai_call(probe, io, priv); |
d3a76823 KM |
1017 | } |
1018 | ||
1019 | return ret; | |
1020 | } | |
1021 | ||
1536a968 KM |
1022 | /* |
1023 | * rsnd probe | |
1024 | */ | |
1025 | static int rsnd_probe(struct platform_device *pdev) | |
1026 | { | |
1536a968 KM |
1027 | struct rsnd_priv *priv; |
1028 | struct device *dev = &pdev->dev; | |
7681f6ac | 1029 | struct rsnd_dai *rdai; |
90e8e50f | 1030 | const struct of_device_id *of_id = of_match_device(rsnd_of_match, dev); |
2ea6b074 | 1031 | int (*probe_func[])(struct rsnd_priv *priv) = { |
d1ac970f | 1032 | rsnd_gen_probe, |
288f392e | 1033 | rsnd_dma_probe, |
d1ac970f | 1034 | rsnd_ssi_probe, |
c7f69ab5 | 1035 | rsnd_ssiu_probe, |
ba9c949f | 1036 | rsnd_src_probe, |
9269e3c3 | 1037 | rsnd_ctu_probe, |
70fb1052 | 1038 | rsnd_mix_probe, |
bff58ea4 | 1039 | rsnd_dvc_probe, |
1b2ca0ad | 1040 | rsnd_cmd_probe, |
d1ac970f KM |
1041 | rsnd_adg_probe, |
1042 | rsnd_dai_probe, | |
1043 | }; | |
1044 | int ret, i; | |
1536a968 | 1045 | |
1536a968 KM |
1046 | /* |
1047 | * init priv data | |
1048 | */ | |
1049 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); | |
1050 | if (!priv) { | |
1051 | dev_err(dev, "priv allocate failed\n"); | |
1052 | return -ENODEV; | |
1053 | } | |
1054 | ||
9f464f8e | 1055 | priv->pdev = pdev; |
c51eb1c6 | 1056 | priv->flags = (unsigned long)of_id->data; |
1536a968 KM |
1057 | spin_lock_init(&priv->lock); |
1058 | ||
1059 | /* | |
1060 | * init each module | |
1061 | */ | |
d1ac970f | 1062 | for (i = 0; i < ARRAY_SIZE(probe_func); i++) { |
2ea6b074 | 1063 | ret = probe_func[i](priv); |
d1ac970f KM |
1064 | if (ret) |
1065 | return ret; | |
1066 | } | |
07539c1d | 1067 | |
7681f6ac | 1068 | for_each_rsnd_dai(rdai, priv, i) { |
f708d944 | 1069 | ret = rsnd_rdai_continuance_probe(priv, &rdai->playback); |
7681f6ac | 1070 | if (ret) |
d62a3dcd | 1071 | goto exit_snd_probe; |
dfc9403b | 1072 | |
f708d944 | 1073 | ret = rsnd_rdai_continuance_probe(priv, &rdai->capture); |
7681f6ac | 1074 | if (ret) |
d62a3dcd | 1075 | goto exit_snd_probe; |
7681f6ac | 1076 | } |
4b4dab82 | 1077 | |
0b1f6ec7 KM |
1078 | dev_set_drvdata(dev, priv); |
1079 | ||
1536a968 KM |
1080 | /* |
1081 | * asoc register | |
1082 | */ | |
1083 | ret = snd_soc_register_platform(dev, &rsnd_soc_platform); | |
1084 | if (ret < 0) { | |
1085 | dev_err(dev, "cannot snd soc register\n"); | |
1086 | return ret; | |
1087 | } | |
1088 | ||
1089 | ret = snd_soc_register_component(dev, &rsnd_soc_component, | |
ecba9e72 | 1090 | priv->daidrv, rsnd_rdai_nr(priv)); |
1536a968 KM |
1091 | if (ret < 0) { |
1092 | dev_err(dev, "cannot snd dai register\n"); | |
1093 | goto exit_snd_soc; | |
1094 | } | |
1095 | ||
1536a968 KM |
1096 | pm_runtime_enable(dev); |
1097 | ||
1098 | dev_info(dev, "probed\n"); | |
1099 | return ret; | |
1100 | ||
1101 | exit_snd_soc: | |
1102 | snd_soc_unregister_platform(dev); | |
d62a3dcd KM |
1103 | exit_snd_probe: |
1104 | for_each_rsnd_dai(rdai, priv, i) { | |
690602fc KM |
1105 | rsnd_dai_call(remove, &rdai->playback, priv); |
1106 | rsnd_dai_call(remove, &rdai->capture, priv); | |
d62a3dcd | 1107 | } |
1536a968 KM |
1108 | |
1109 | return ret; | |
1110 | } | |
1111 | ||
1112 | static int rsnd_remove(struct platform_device *pdev) | |
1113 | { | |
1114 | struct rsnd_priv *priv = dev_get_drvdata(&pdev->dev); | |
7681f6ac | 1115 | struct rsnd_dai *rdai; |
2ea6b074 | 1116 | void (*remove_func[])(struct rsnd_priv *priv) = { |
2f78dd7f | 1117 | rsnd_ssi_remove, |
c7f69ab5 | 1118 | rsnd_ssiu_remove, |
2f78dd7f | 1119 | rsnd_src_remove, |
9269e3c3 | 1120 | rsnd_ctu_remove, |
70fb1052 | 1121 | rsnd_mix_remove, |
2f78dd7f | 1122 | rsnd_dvc_remove, |
1b2ca0ad | 1123 | rsnd_cmd_remove, |
68a55024 | 1124 | rsnd_adg_remove, |
2f78dd7f | 1125 | }; |
d62a3dcd | 1126 | int ret = 0, i; |
1536a968 KM |
1127 | |
1128 | pm_runtime_disable(&pdev->dev); | |
1129 | ||
7681f6ac | 1130 | for_each_rsnd_dai(rdai, priv, i) { |
690602fc KM |
1131 | ret |= rsnd_dai_call(remove, &rdai->playback, priv); |
1132 | ret |= rsnd_dai_call(remove, &rdai->capture, priv); | |
7681f6ac | 1133 | } |
1536a968 | 1134 | |
2f78dd7f | 1135 | for (i = 0; i < ARRAY_SIZE(remove_func); i++) |
2ea6b074 | 1136 | remove_func[i](priv); |
2f78dd7f | 1137 | |
d7c42ff8 KM |
1138 | snd_soc_unregister_component(&pdev->dev); |
1139 | snd_soc_unregister_platform(&pdev->dev); | |
1140 | ||
d62a3dcd | 1141 | return ret; |
1536a968 KM |
1142 | } |
1143 | ||
1144 | static struct platform_driver rsnd_driver = { | |
1145 | .driver = { | |
1146 | .name = "rcar_sound", | |
90e8e50f | 1147 | .of_match_table = rsnd_of_match, |
1536a968 KM |
1148 | }, |
1149 | .probe = rsnd_probe, | |
1150 | .remove = rsnd_remove, | |
1151 | }; | |
1152 | module_platform_driver(rsnd_driver); | |
1153 | ||
1154 | MODULE_LICENSE("GPL"); | |
1155 | MODULE_DESCRIPTION("Renesas R-Car audio driver"); | |
1156 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); | |
1157 | MODULE_ALIAS("platform:rcar-pcm-audio"); |