Commit | Line | Data |
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07539c1d | 1 | /* |
ba9c949f | 2 | * Renesas R-Car SRC support |
07539c1d KM |
3 | * |
4 | * Copyright (C) 2013 Renesas Solutions Corp. | |
5 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | #include "rsnd.h" | |
12 | ||
8aefda50 KM |
13 | #define SRC_NAME "src" |
14 | ||
cfcefe01 KM |
15 | /* SRCx_STATUS */ |
16 | #define OUF_SRCO ((1 << 12) | (1 << 13)) | |
17 | #define OUF_SRCI ((1 << 9) | (1 << 8)) | |
18 | ||
19 | /* SCU_SYSTEM_STATUS0/1 */ | |
20 | #define OUF_SRC(id) ((1 << (id + 16)) | (1 << id)) | |
21 | ||
ba9c949f KM |
22 | struct rsnd_src { |
23 | struct rsnd_src_platform_info *info; /* rcar_snd.h */ | |
07539c1d | 24 | struct rsnd_mod mod; |
43cb6954 KM |
25 | struct rsnd_kctrl_cfg_s sen; /* sync convert enable */ |
26 | struct rsnd_kctrl_cfg_s sync; /* sync convert */ | |
3b7843ff | 27 | u32 convert_rate; /* sampling rate convert */ |
cfcefe01 | 28 | int err; |
07539c1d KM |
29 | }; |
30 | ||
ba9c949f | 31 | #define RSND_SRC_NAME_SIZE 16 |
374a5281 | 32 | |
43cb6954 | 33 | #define rsnd_enable_sync_convert(src) ((src)->sen.val) |
82e76ed3 KM |
34 | #define rsnd_src_of_node(priv) \ |
35 | of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src") | |
36 | ||
ba9c949f KM |
37 | #define rsnd_mod_to_src(_mod) \ |
38 | container_of((_mod), struct rsnd_src, mod) | |
39cf3c40 | 39 | |
ba9c949f | 40 | #define for_each_rsnd_src(pos, priv, i) \ |
39cf3c40 | 41 | for ((i) = 0; \ |
ba9c949f KM |
42 | ((i) < rsnd_src_nr(priv)) && \ |
43 | ((pos) = (struct rsnd_src *)(priv)->src + i); \ | |
39cf3c40 KM |
44 | i++) |
45 | ||
46 | ||
ef749400 KM |
47 | /* |
48 | * image of SRC (Sampling Rate Converter) | |
49 | * | |
50 | * 96kHz <-> +-----+ 48kHz +-----+ 48kHz +-------+ | |
51 | * 48kHz <-> | SRC | <------> | SSI | <-----> | codec | | |
52 | * 44.1kHz <-> +-----+ +-----+ +-------+ | |
53 | * ... | |
54 | * | |
55 | */ | |
374a5281 | 56 | |
c926b746 | 57 | /* |
ba9c949f | 58 | * src.c is caring... |
c926b746 KM |
59 | * |
60 | * Gen1 | |
61 | * | |
62 | * [mem] -> [SRU] -> [SSI] | |
63 | * |--------| | |
64 | * | |
65 | * Gen2 | |
66 | * | |
ba9c949f | 67 | * [mem] -> [SRC] -> [SSIU] -> [SSI] |
c926b746 KM |
68 | * |-----------------| |
69 | */ | |
70 | ||
41c6221c KM |
71 | /* |
72 | * How to use SRC bypass mode for debugging | |
73 | * | |
74 | * SRC has bypass mode, and it is useful for debugging. | |
75 | * In Gen2 case, | |
76 | * SRCm_MODE controls whether SRC is used or not | |
77 | * SSI_MODE0 controls whether SSIU which receives SRC data | |
78 | * is used or not. | |
79 | * Both SRCm_MODE/SSI_MODE0 settings are needed if you use SRC, | |
80 | * but SRC bypass mode needs SSI_MODE0 only. | |
81 | * | |
82 | * This driver request | |
ba9c949f | 83 | * struct rsnd_src_platform_info { |
41c6221c | 84 | * u32 convert_rate; |
29e69fd2 | 85 | * int dma_id; |
41c6221c KM |
86 | * } |
87 | * | |
ba9c949f | 88 | * rsnd_src_convert_rate() indicates |
41c6221c KM |
89 | * above convert_rate, and it controls |
90 | * whether SRC is used or not. | |
91 | * | |
92 | * ex) doesn't use SRC | |
29e69fd2 KM |
93 | * static struct rsnd_dai_platform_info rsnd_dai = { |
94 | * .playback = { .ssi = &rsnd_ssi[0], }, | |
41c6221c KM |
95 | * }; |
96 | * | |
97 | * ex) uses SRC | |
29e69fd2 KM |
98 | * static struct rsnd_src_platform_info rsnd_src[] = { |
99 | * RSND_SCU(48000, 0), | |
100 | * ... | |
101 | * }; | |
102 | * static struct rsnd_dai_platform_info rsnd_dai = { | |
103 | * .playback = { .ssi = &rsnd_ssi[0], .src = &rsnd_src[0] }, | |
41c6221c KM |
104 | * }; |
105 | * | |
106 | * ex) uses SRC bypass mode | |
29e69fd2 KM |
107 | * static struct rsnd_src_platform_info rsnd_src[] = { |
108 | * RSND_SCU(0, 0), | |
109 | * ... | |
110 | * }; | |
111 | * static struct rsnd_dai_platform_info rsnd_dai = { | |
112 | * .playback = { .ssi = &rsnd_ssi[0], .src = &rsnd_src[0] }, | |
41c6221c KM |
113 | * }; |
114 | * | |
115 | */ | |
116 | ||
1b7b08ef KM |
117 | /* |
118 | * Gen1/Gen2 common functions | |
119 | */ | |
72adc61f KM |
120 | static struct dma_chan *rsnd_src_dma_req(struct rsnd_mod *mod) |
121 | { | |
122 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
123 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
124 | int is_play = rsnd_io_is_play(io); | |
125 | ||
126 | return rsnd_dma_request_channel(rsnd_src_of_node(priv), | |
127 | mod, | |
128 | is_play ? "rx" : "tx"); | |
129 | } | |
130 | ||
d9288d0b | 131 | int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod, |
d9288d0b | 132 | int use_busif) |
7b5ce975 | 133 | { |
1cc71959 | 134 | struct rsnd_dai_stream *io = rsnd_mod_to_io(ssi_mod); |
f708d944 | 135 | struct rsnd_dai *rdai = rsnd_io_to_rdai(io); |
1cc71959 | 136 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
374e5426 | 137 | int ssi_id = rsnd_mod_id(ssi_mod); |
7b5ce975 KM |
138 | |
139 | /* | |
140 | * SSI_MODE0 | |
141 | */ | |
221bf523 | 142 | rsnd_mod_bset(ssi_mod, SSI_MODE0, (1 << ssi_id), |
d9288d0b | 143 | !use_busif << ssi_id); |
7b5ce975 KM |
144 | |
145 | /* | |
146 | * SSI_MODE1 | |
147 | */ | |
374e5426 | 148 | if (rsnd_ssi_is_pin_sharing(ssi_mod)) { |
7b5ce975 | 149 | int shift = -1; |
374e5426 | 150 | switch (ssi_id) { |
7b5ce975 KM |
151 | case 1: |
152 | shift = 0; | |
153 | break; | |
154 | case 2: | |
155 | shift = 2; | |
156 | break; | |
157 | case 4: | |
158 | shift = 16; | |
159 | break; | |
160 | } | |
161 | ||
162 | if (shift >= 0) | |
221bf523 | 163 | rsnd_mod_bset(ssi_mod, SSI_MODE1, |
7b5ce975 | 164 | 0x3 << shift, |
3ed6448c | 165 | rsnd_rdai_is_clk_master(rdai) ? |
7b5ce975 KM |
166 | 0x2 << shift : 0x1 << shift); |
167 | } | |
168 | ||
d9288d0b KM |
169 | /* |
170 | * DMA settings for SSIU | |
171 | */ | |
172 | if (use_busif) { | |
1cc71959 KM |
173 | u32 val = 0x76543210; |
174 | u32 mask = ~0; | |
175 | ||
d9288d0b KM |
176 | rsnd_mod_write(ssi_mod, SSI_BUSIF_ADINR, |
177 | rsnd_get_adinr(ssi_mod)); | |
178 | rsnd_mod_write(ssi_mod, SSI_BUSIF_MODE, 1); | |
179 | rsnd_mod_write(ssi_mod, SSI_CTRL, 0x1); | |
1cc71959 KM |
180 | |
181 | mask <<= runtime->channels * 4; | |
182 | val = val & mask; | |
183 | ||
184 | switch (runtime->sample_bits) { | |
185 | case 16: | |
186 | val |= 0x67452301 & ~mask; | |
187 | break; | |
188 | case 32: | |
189 | val |= 0x76543210 & ~mask; | |
190 | break; | |
191 | } | |
192 | rsnd_mod_write(ssi_mod, BUSIF_DALIGN, val); | |
193 | ||
d9288d0b KM |
194 | } |
195 | ||
196 | return 0; | |
197 | } | |
198 | ||
f708d944 | 199 | int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod) |
d9288d0b KM |
200 | { |
201 | /* | |
202 | * DMA settings for SSIU | |
203 | */ | |
660cdce2 | 204 | rsnd_mod_write(ssi_mod, SSI_CTRL, 0); |
d9288d0b | 205 | |
7b5ce975 KM |
206 | return 0; |
207 | } | |
208 | ||
f708d944 | 209 | int rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod) |
b8cc41e9 KM |
210 | { |
211 | struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod); | |
212 | ||
c17dba8b KM |
213 | if (rsnd_is_gen1(priv)) |
214 | return 0; | |
215 | ||
216 | /* enable SSI interrupt if Gen2 */ | |
217 | if (rsnd_ssi_is_dma_mode(ssi_mod)) | |
218 | rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0e000000); | |
219 | else | |
b8cc41e9 KM |
220 | rsnd_mod_write(ssi_mod, INT_ENABLE, 0x0f000000); |
221 | ||
222 | return 0; | |
223 | } | |
224 | ||
f708d944 | 225 | int rsnd_src_ssi_irq_disable(struct rsnd_mod *ssi_mod) |
c17dba8b KM |
226 | { |
227 | struct rsnd_priv *priv = rsnd_mod_to_priv(ssi_mod); | |
228 | ||
229 | if (rsnd_is_gen1(priv)) | |
230 | return 0; | |
231 | ||
232 | /* disable SSI interrupt if Gen2 */ | |
233 | rsnd_mod_write(ssi_mod, INT_ENABLE, 0x00000000); | |
234 | ||
235 | return 0; | |
236 | } | |
237 | ||
43cb6954 KM |
238 | static u32 rsnd_src_convert_rate(struct rsnd_src *src) |
239 | { | |
240 | struct rsnd_mod *mod = &src->mod; | |
241 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
242 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
243 | u32 convert_rate; | |
244 | ||
245 | if (!runtime) | |
246 | return 0; | |
247 | ||
248 | if (!rsnd_enable_sync_convert(src)) | |
249 | return src->convert_rate; | |
250 | ||
251 | convert_rate = src->sync.val; | |
252 | ||
253 | if (!convert_rate) | |
254 | convert_rate = src->convert_rate; | |
255 | ||
256 | if (!convert_rate) | |
257 | convert_rate = runtime->rate; | |
258 | ||
259 | return convert_rate; | |
260 | } | |
261 | ||
ba9c949f | 262 | unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv, |
374e5426 | 263 | struct rsnd_dai_stream *io, |
1b7b08ef KM |
264 | struct snd_pcm_runtime *runtime) |
265 | { | |
b1eac430 | 266 | struct rsnd_mod *src_mod = rsnd_io_to_mod_src(io); |
ba9c949f | 267 | struct rsnd_src *src; |
b1eac430 | 268 | unsigned int rate = 0; |
1b7b08ef | 269 | |
b1eac430 KM |
270 | if (src_mod) { |
271 | src = rsnd_mod_to_src(src_mod); | |
272 | ||
273 | /* | |
274 | * return convert rate if SRC is used, | |
275 | * otherwise, return runtime->rate as usual | |
276 | */ | |
277 | rate = rsnd_src_convert_rate(src); | |
278 | } | |
1b7b08ef | 279 | |
1b7b08ef KM |
280 | if (!rate) |
281 | rate = runtime->rate; | |
282 | ||
283 | return rate; | |
284 | } | |
285 | ||
f708d944 | 286 | static int rsnd_src_set_convert_rate(struct rsnd_mod *mod) |
1b7b08ef | 287 | { |
b42fccf6 | 288 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); |
1b7b08ef | 289 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
ba9c949f KM |
290 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
291 | u32 convert_rate = rsnd_src_convert_rate(src); | |
1b7b08ef KM |
292 | u32 fsrate = 0; |
293 | ||
294 | if (convert_rate) | |
295 | fsrate = 0x0400000 / convert_rate * runtime->rate; | |
296 | ||
297 | /* set/clear soft reset */ | |
298 | rsnd_mod_write(mod, SRC_SWRSR, 0); | |
299 | rsnd_mod_write(mod, SRC_SWRSR, 1); | |
300 | ||
1b7b08ef | 301 | /* Set channel number and output bit length */ |
d7bdbc5d | 302 | rsnd_mod_write(mod, SRC_ADINR, rsnd_get_adinr(mod)); |
1b7b08ef KM |
303 | |
304 | /* Enable the initial value of IFS */ | |
305 | if (fsrate) { | |
306 | rsnd_mod_write(mod, SRC_IFSCR, 1); | |
307 | ||
308 | /* Set initial value of IFS */ | |
309 | rsnd_mod_write(mod, SRC_IFSVR, fsrate); | |
310 | } | |
311 | ||
312 | /* use DMA transfer */ | |
313 | rsnd_mod_write(mod, SRC_BUSIF_MODE, 1); | |
314 | ||
315 | return 0; | |
316 | } | |
317 | ||
3b7843ff KM |
318 | static int rsnd_src_hw_params(struct rsnd_mod *mod, |
319 | struct snd_pcm_substream *substream, | |
320 | struct snd_pcm_hw_params *fe_params) | |
321 | { | |
322 | struct rsnd_src *src = rsnd_mod_to_src(mod); | |
323 | struct snd_soc_pcm_runtime *fe = substream->private_data; | |
324 | ||
325 | /* default value (mainly for non-DT) */ | |
326 | src->convert_rate = src->info->convert_rate; | |
327 | ||
328 | /* | |
329 | * SRC assumes that it is used under DPCM if user want to use | |
330 | * sampling rate convert. Then, SRC should be FE. | |
331 | * And then, this function will be called *after* BE settings. | |
332 | * this means, each BE already has fixuped hw_params. | |
333 | * see | |
334 | * dpcm_fe_dai_hw_params() | |
335 | * dpcm_be_dai_hw_params() | |
336 | */ | |
337 | if (fe->dai_link->dynamic) { | |
338 | int stream = substream->stream; | |
339 | struct snd_soc_dpcm *dpcm; | |
340 | struct snd_pcm_hw_params *be_params; | |
341 | ||
342 | list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) { | |
343 | be_params = &dpcm->hw_params; | |
344 | ||
345 | if (params_rate(fe_params) != params_rate(be_params)) | |
346 | src->convert_rate = params_rate(be_params); | |
347 | } | |
348 | } | |
349 | ||
350 | return 0; | |
351 | } | |
352 | ||
353 | static int rsnd_src_init(struct rsnd_mod *mod, | |
354 | struct rsnd_priv *priv) | |
1b7b08ef | 355 | { |
ba9c949f | 356 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
1b7b08ef | 357 | |
85642952 | 358 | rsnd_mod_hw_start(mod); |
1b7b08ef | 359 | |
cfcefe01 KM |
360 | src->err = 0; |
361 | ||
43cb6954 KM |
362 | /* reset sync convert_rate */ |
363 | src->sync.val = 0; | |
364 | ||
603cefa5 KM |
365 | /* |
366 | * Initialize the operation of the SRC internal circuits | |
367 | * see rsnd_src_start() | |
368 | */ | |
369 | rsnd_mod_write(mod, SRC_SRCIR, 1); | |
370 | ||
1b7b08ef KM |
371 | return 0; |
372 | } | |
373 | ||
ba9c949f | 374 | static int rsnd_src_quit(struct rsnd_mod *mod, |
690602fc | 375 | struct rsnd_priv *priv) |
1b7b08ef | 376 | { |
ba9c949f | 377 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
cfcefe01 | 378 | struct device *dev = rsnd_priv_to_dev(priv); |
1b7b08ef | 379 | |
85642952 | 380 | rsnd_mod_hw_stop(mod); |
1b7b08ef | 381 | |
cfcefe01 | 382 | if (src->err) |
337b0b4c KM |
383 | dev_warn(dev, "%s[%d] under/over flow err = %d\n", |
384 | rsnd_mod_name(mod), rsnd_mod_id(mod), src->err); | |
cfcefe01 | 385 | |
3b7843ff KM |
386 | src->convert_rate = 0; |
387 | ||
43cb6954 KM |
388 | /* reset sync convert_rate */ |
389 | src->sync.val = 0; | |
390 | ||
1b7b08ef KM |
391 | return 0; |
392 | } | |
393 | ||
f0ef0cb8 | 394 | static int rsnd_src_start(struct rsnd_mod *mod) |
1b7b08ef | 395 | { |
1b7b08ef KM |
396 | /* |
397 | * Cancel the initialization and operate the SRC function | |
603cefa5 | 398 | * see rsnd_src_init() |
1b7b08ef KM |
399 | */ |
400 | rsnd_mod_write(mod, SRC_SRCIR, 0); | |
401 | ||
1b7b08ef KM |
402 | return 0; |
403 | } | |
404 | ||
f0ef0cb8 | 405 | static int rsnd_src_stop(struct rsnd_mod *mod) |
1b7b08ef | 406 | { |
933cc8cb | 407 | /* nothing to do */ |
1b7b08ef KM |
408 | return 0; |
409 | } | |
410 | ||
1b7b08ef KM |
411 | /* |
412 | * Gen1 functions | |
413 | */ | |
f708d944 | 414 | static int rsnd_src_set_route_gen1(struct rsnd_mod *mod) |
374a5281 | 415 | { |
b42fccf6 | 416 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); |
ba9c949f | 417 | struct src_route_config { |
374a5281 KM |
418 | u32 mask; |
419 | int shift; | |
420 | } routes[] = { | |
421 | { 0xF, 0, }, /* 0 */ | |
422 | { 0xF, 4, }, /* 1 */ | |
423 | { 0xF, 8, }, /* 2 */ | |
424 | { 0x7, 12, }, /* 3 */ | |
425 | { 0x7, 16, }, /* 4 */ | |
426 | { 0x7, 20, }, /* 5 */ | |
427 | { 0x7, 24, }, /* 6 */ | |
428 | { 0x3, 28, }, /* 7 */ | |
429 | { 0x3, 30, }, /* 8 */ | |
430 | }; | |
374a5281 KM |
431 | u32 mask; |
432 | u32 val; | |
374a5281 KM |
433 | int id; |
434 | ||
374a5281 | 435 | id = rsnd_mod_id(mod); |
b5f3d7af | 436 | if (id < 0 || id >= ARRAY_SIZE(routes)) |
374a5281 KM |
437 | return -EIO; |
438 | ||
439 | /* | |
440 | * SRC_ROUTE_SELECT | |
441 | */ | |
985a4f6e | 442 | val = rsnd_io_is_play(io) ? 0x1 : 0x2; |
374a5281 KM |
443 | val = val << routes[id].shift; |
444 | mask = routes[id].mask << routes[id].shift; | |
445 | ||
446 | rsnd_mod_bset(mod, SRC_ROUTE_SEL, mask, val); | |
447 | ||
28dc4b63 KM |
448 | return 0; |
449 | } | |
450 | ||
f708d944 | 451 | static int rsnd_src_set_convert_timing_gen1(struct rsnd_mod *mod) |
28dc4b63 | 452 | { |
b42fccf6 | 453 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); |
28dc4b63 | 454 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); |
ba9c949f | 455 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
28dc4b63 | 456 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
ba9c949f | 457 | u32 convert_rate = rsnd_src_convert_rate(src); |
28dc4b63 KM |
458 | u32 mask; |
459 | u32 val; | |
460 | int shift; | |
461 | int id = rsnd_mod_id(mod); | |
462 | int ret; | |
463 | ||
374a5281 KM |
464 | /* |
465 | * SRC_TIMING_SELECT | |
466 | */ | |
467 | shift = (id % 4) * 8; | |
468 | mask = 0x1F << shift; | |
ef749400 KM |
469 | |
470 | /* | |
471 | * ADG is used as source clock if SRC was used, | |
472 | * then, SSI WS is used as destination clock. | |
473 | * SSI WS is used as source clock if SRC is not used | |
474 | * (when playback, source/destination become reverse when capture) | |
475 | */ | |
28dc4b63 KM |
476 | ret = 0; |
477 | if (convert_rate) { | |
478 | /* use ADG */ | |
ef749400 | 479 | val = 0; |
28dc4b63 KM |
480 | ret = rsnd_adg_set_convert_clk_gen1(priv, mod, |
481 | runtime->rate, | |
482 | convert_rate); | |
483 | } else if (8 == id) { | |
484 | /* use SSI WS, but SRU8 is special */ | |
374a5281 | 485 | val = id << shift; |
28dc4b63 KM |
486 | } else { |
487 | /* use SSI WS */ | |
374a5281 | 488 | val = (id + 1) << shift; |
28dc4b63 KM |
489 | } |
490 | ||
491 | if (ret < 0) | |
492 | return ret; | |
374a5281 KM |
493 | |
494 | switch (id / 4) { | |
495 | case 0: | |
496 | rsnd_mod_bset(mod, SRC_TMG_SEL0, mask, val); | |
497 | break; | |
498 | case 1: | |
499 | rsnd_mod_bset(mod, SRC_TMG_SEL1, mask, val); | |
500 | break; | |
501 | case 2: | |
502 | rsnd_mod_bset(mod, SRC_TMG_SEL2, mask, val); | |
503 | break; | |
504 | } | |
505 | ||
506 | return 0; | |
507 | } | |
508 | ||
f708d944 | 509 | static int rsnd_src_set_convert_rate_gen1(struct rsnd_mod *mod) |
374a5281 | 510 | { |
933cc8cb | 511 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
1b7b08ef | 512 | int ret; |
ef749400 | 513 | |
f708d944 | 514 | ret = rsnd_src_set_convert_rate(mod); |
1b7b08ef KM |
515 | if (ret < 0) |
516 | return ret; | |
ef749400 | 517 | |
1b7b08ef KM |
518 | /* Select SRC mode (fixed value) */ |
519 | rsnd_mod_write(mod, SRC_SRCCR, 0x00010110); | |
ef749400 | 520 | |
1b7b08ef KM |
521 | /* Set the restriction value of the FS ratio (98%) */ |
522 | rsnd_mod_write(mod, SRC_MNFSR, | |
523 | rsnd_mod_read(mod, SRC_IFSVR) / 100 * 98); | |
ef749400 | 524 | |
933cc8cb KM |
525 | /* Gen1/Gen2 are not compatible */ |
526 | if (rsnd_src_convert_rate(src)) | |
527 | rsnd_mod_write(mod, SRC_ROUTE_MODE0, 1); | |
528 | ||
1b7b08ef | 529 | /* no SRC_BFSSR settings, since SRC_SRCCR::BUFMD is 0 */ |
ef749400 | 530 | |
374a5281 KM |
531 | return 0; |
532 | } | |
533 | ||
ba9c949f | 534 | static int rsnd_src_init_gen1(struct rsnd_mod *mod, |
690602fc | 535 | struct rsnd_priv *priv) |
07539c1d | 536 | { |
374a5281 KM |
537 | int ret; |
538 | ||
3b7843ff | 539 | ret = rsnd_src_init(mod, priv); |
7b5ce975 KM |
540 | if (ret < 0) |
541 | return ret; | |
542 | ||
f708d944 | 543 | ret = rsnd_src_set_route_gen1(mod); |
374a5281 KM |
544 | if (ret < 0) |
545 | return ret; | |
546 | ||
f708d944 | 547 | ret = rsnd_src_set_convert_rate_gen1(mod); |
374a5281 KM |
548 | if (ret < 0) |
549 | return ret; | |
07539c1d | 550 | |
f708d944 | 551 | ret = rsnd_src_set_convert_timing_gen1(mod); |
28dc4b63 KM |
552 | if (ret < 0) |
553 | return ret; | |
554 | ||
a204d90c KM |
555 | return 0; |
556 | } | |
557 | ||
ba9c949f | 558 | static int rsnd_src_start_gen1(struct rsnd_mod *mod, |
690602fc | 559 | struct rsnd_priv *priv) |
a204d90c | 560 | { |
1b7b08ef | 561 | int id = rsnd_mod_id(mod); |
a204d90c | 562 | |
1b7b08ef | 563 | rsnd_mod_bset(mod, SRC_ROUTE_CTRL, (1 << id), (1 << id)); |
374a5281 | 564 | |
f0ef0cb8 | 565 | return rsnd_src_start(mod); |
07539c1d KM |
566 | } |
567 | ||
ba9c949f | 568 | static int rsnd_src_stop_gen1(struct rsnd_mod *mod, |
690602fc | 569 | struct rsnd_priv *priv) |
a204d90c | 570 | { |
e7ce74ea | 571 | int id = rsnd_mod_id(mod); |
a204d90c | 572 | |
1b7b08ef | 573 | rsnd_mod_bset(mod, SRC_ROUTE_CTRL, (1 << id), 0); |
e7ce74ea | 574 | |
f0ef0cb8 | 575 | return rsnd_src_stop(mod); |
a204d90c KM |
576 | } |
577 | ||
ba9c949f | 578 | static struct rsnd_mod_ops rsnd_src_gen1_ops = { |
8aefda50 | 579 | .name = SRC_NAME, |
72adc61f | 580 | .dma_req = rsnd_src_dma_req, |
ba9c949f KM |
581 | .init = rsnd_src_init_gen1, |
582 | .quit = rsnd_src_quit, | |
583 | .start = rsnd_src_start_gen1, | |
584 | .stop = rsnd_src_stop_gen1, | |
3b7843ff | 585 | .hw_params = rsnd_src_hw_params, |
1b7b08ef | 586 | }; |
e7ce74ea | 587 | |
1b7b08ef KM |
588 | /* |
589 | * Gen2 functions | |
590 | */ | |
cfcefe01 KM |
591 | #define rsnd_src_irq_enable_gen2(mod) rsnd_src_irq_ctrol_gen2(mod, 1) |
592 | #define rsnd_src_irq_disable_gen2(mod) rsnd_src_irq_ctrol_gen2(mod, 0) | |
593 | static void rsnd_src_irq_ctrol_gen2(struct rsnd_mod *mod, int enable) | |
594 | { | |
595 | struct rsnd_src *src = rsnd_mod_to_src(mod); | |
596 | u32 sys_int_val, int_val, sys_int_mask; | |
597 | int irq = src->info->irq; | |
598 | int id = rsnd_mod_id(mod); | |
599 | ||
600 | sys_int_val = | |
601 | sys_int_mask = OUF_SRC(id); | |
602 | int_val = 0x3300; | |
603 | ||
604 | /* | |
605 | * IRQ is not supported on non-DT | |
606 | * see | |
607 | * rsnd_src_probe_gen2() | |
608 | */ | |
609 | if ((irq <= 0) || !enable) { | |
610 | sys_int_val = 0; | |
611 | int_val = 0; | |
612 | } | |
613 | ||
614 | rsnd_mod_write(mod, SRC_INT_ENABLE0, int_val); | |
615 | rsnd_mod_bset(mod, SCU_SYS_INT_EN0, sys_int_mask, sys_int_val); | |
616 | rsnd_mod_bset(mod, SCU_SYS_INT_EN1, sys_int_mask, sys_int_val); | |
617 | } | |
618 | ||
619 | static void rsnd_src_error_clear_gen2(struct rsnd_mod *mod) | |
620 | { | |
621 | u32 val = OUF_SRC(rsnd_mod_id(mod)); | |
622 | ||
623 | rsnd_mod_bset(mod, SCU_SYS_STATUS0, val, val); | |
624 | rsnd_mod_bset(mod, SCU_SYS_STATUS1, val, val); | |
625 | } | |
626 | ||
627 | static bool rsnd_src_error_record_gen2(struct rsnd_mod *mod) | |
628 | { | |
629 | u32 val = OUF_SRC(rsnd_mod_id(mod)); | |
630 | bool ret = false; | |
631 | ||
632 | if ((rsnd_mod_read(mod, SCU_SYS_STATUS0) & val) || | |
633 | (rsnd_mod_read(mod, SCU_SYS_STATUS1) & val)) { | |
634 | struct rsnd_src *src = rsnd_mod_to_src(mod); | |
635 | ||
636 | src->err++; | |
637 | ret = true; | |
638 | } | |
639 | ||
640 | /* clear error static */ | |
641 | rsnd_src_error_clear_gen2(mod); | |
642 | ||
643 | return ret; | |
644 | } | |
645 | ||
646 | static int _rsnd_src_start_gen2(struct rsnd_mod *mod) | |
647 | { | |
648 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
649 | u32 val = rsnd_io_to_mod_dvc(io) ? 0x01 : 0x11; | |
650 | ||
651 | rsnd_mod_write(mod, SRC_CTRL, val); | |
652 | ||
653 | rsnd_src_error_clear_gen2(mod); | |
654 | ||
655 | rsnd_src_start(mod); | |
656 | ||
657 | rsnd_src_irq_enable_gen2(mod); | |
658 | ||
659 | return 0; | |
660 | } | |
661 | ||
662 | static int _rsnd_src_stop_gen2(struct rsnd_mod *mod) | |
663 | { | |
664 | rsnd_src_irq_disable_gen2(mod); | |
665 | ||
666 | rsnd_mod_write(mod, SRC_CTRL, 0); | |
667 | ||
668 | rsnd_src_error_record_gen2(mod); | |
669 | ||
670 | return rsnd_src_stop(mod); | |
671 | } | |
672 | ||
673 | static irqreturn_t rsnd_src_interrupt_gen2(int irq, void *data) | |
674 | { | |
675 | struct rsnd_mod *mod = data; | |
676 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
677 | ||
678 | if (!io) | |
679 | return IRQ_NONE; | |
680 | ||
681 | if (rsnd_src_error_record_gen2(mod)) { | |
682 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
639b231f | 683 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
cfcefe01 KM |
684 | struct device *dev = rsnd_priv_to_dev(priv); |
685 | ||
cfcefe01 KM |
686 | dev_dbg(dev, "%s[%d] restart\n", |
687 | rsnd_mod_name(mod), rsnd_mod_id(mod)); | |
639b231f KM |
688 | |
689 | _rsnd_src_stop_gen2(mod); | |
690 | if (src->err < 1024) | |
691 | _rsnd_src_start_gen2(mod); | |
692 | else | |
693 | dev_warn(dev, "no more SRC restart\n"); | |
cfcefe01 KM |
694 | } |
695 | ||
696 | return IRQ_HANDLED; | |
697 | } | |
698 | ||
f708d944 | 699 | static int rsnd_src_set_convert_rate_gen2(struct rsnd_mod *mod) |
629509c5 | 700 | { |
054cd7f4 KM |
701 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); |
702 | struct device *dev = rsnd_priv_to_dev(priv); | |
703 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
704 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
705 | struct rsnd_src *src = rsnd_mod_to_src(mod); | |
b167a578 | 706 | u32 convert_rate = rsnd_src_convert_rate(src); |
43cb6954 | 707 | u32 cr, route; |
054cd7f4 | 708 | uint ratio; |
629509c5 KM |
709 | int ret; |
710 | ||
054cd7f4 | 711 | /* 6 - 1/6 are very enough ratio for SRC_BSDSR */ |
b167a578 | 712 | if (!convert_rate) |
054cd7f4 | 713 | ratio = 0; |
b167a578 KM |
714 | else if (convert_rate > runtime->rate) |
715 | ratio = 100 * convert_rate / runtime->rate; | |
054cd7f4 | 716 | else |
b167a578 | 717 | ratio = 100 * runtime->rate / convert_rate; |
054cd7f4 KM |
718 | |
719 | if (ratio > 600) { | |
720 | dev_err(dev, "FSO/FSI ratio error\n"); | |
721 | return -EINVAL; | |
722 | } | |
723 | ||
f708d944 | 724 | ret = rsnd_src_set_convert_rate(mod); |
629509c5 KM |
725 | if (ret < 0) |
726 | return ret; | |
727 | ||
43cb6954 KM |
728 | cr = 0x00011110; |
729 | route = 0x0; | |
933cc8cb | 730 | if (convert_rate) { |
43cb6954 KM |
731 | route = 0x1; |
732 | ||
733 | if (rsnd_enable_sync_convert(src)) { | |
734 | cr |= 0x1; | |
735 | route |= rsnd_io_is_play(io) ? | |
736 | (0x1 << 24) : (0x1 << 25); | |
737 | } | |
933cc8cb KM |
738 | } |
739 | ||
43cb6954 KM |
740 | rsnd_mod_write(mod, SRC_SRCCR, cr); |
741 | rsnd_mod_write(mod, SRC_ROUTE_MODE0, route); | |
742 | ||
054cd7f4 KM |
743 | switch (rsnd_mod_id(mod)) { |
744 | case 5: | |
745 | case 6: | |
746 | case 7: | |
747 | case 8: | |
748 | rsnd_mod_write(mod, SRC_BSDSR, 0x02400000); | |
749 | break; | |
750 | default: | |
751 | rsnd_mod_write(mod, SRC_BSDSR, 0x01800000); | |
752 | break; | |
753 | } | |
754 | ||
629509c5 KM |
755 | rsnd_mod_write(mod, SRC_BSISR, 0x00100060); |
756 | ||
757 | return 0; | |
758 | } | |
759 | ||
f708d944 | 760 | static int rsnd_src_set_convert_timing_gen2(struct rsnd_mod *mod) |
629509c5 | 761 | { |
b42fccf6 | 762 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); |
629509c5 | 763 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); |
ba9c949f KM |
764 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
765 | u32 convert_rate = rsnd_src_convert_rate(src); | |
629509c5 KM |
766 | int ret; |
767 | ||
768 | if (convert_rate) | |
f708d944 | 769 | ret = rsnd_adg_set_convert_clk_gen2(mod, io, |
629509c5 KM |
770 | runtime->rate, |
771 | convert_rate); | |
772 | else | |
f708d944 | 773 | ret = rsnd_adg_set_convert_timing_gen2(mod, io); |
629509c5 KM |
774 | |
775 | return ret; | |
776 | } | |
777 | ||
ba9c949f | 778 | static int rsnd_src_probe_gen2(struct rsnd_mod *mod, |
690602fc | 779 | struct rsnd_priv *priv) |
76c6fb5c | 780 | { |
ba9c949f | 781 | struct rsnd_src *src = rsnd_mod_to_src(mod); |
76c6fb5c | 782 | struct device *dev = rsnd_priv_to_dev(priv); |
cfcefe01 | 783 | int irq = src->info->irq; |
76c6fb5c | 784 | int ret; |
76c6fb5c | 785 | |
cfcefe01 KM |
786 | if (irq > 0) { |
787 | /* | |
788 | * IRQ is not supported on non-DT | |
789 | * see | |
790 | * rsnd_src_irq_enable_gen2() | |
791 | */ | |
792 | ret = devm_request_irq(dev, irq, | |
793 | rsnd_src_interrupt_gen2, | |
794 | IRQF_SHARED, | |
795 | dev_name(dev), mod); | |
796 | if (ret) | |
b543b52a | 797 | return ret; |
cfcefe01 KM |
798 | } |
799 | ||
76c6fb5c KM |
800 | ret = rsnd_dma_init(priv, |
801 | rsnd_mod_to_dma(mod), | |
ba9c949f | 802 | src->info->dma_id); |
8aefda50 | 803 | |
76c6fb5c KM |
804 | return ret; |
805 | } | |
806 | ||
ba9c949f | 807 | static int rsnd_src_remove_gen2(struct rsnd_mod *mod, |
690602fc | 808 | struct rsnd_priv *priv) |
76c6fb5c | 809 | { |
8a2ff426 | 810 | rsnd_dma_quit(rsnd_mod_to_dma(mod)); |
76c6fb5c KM |
811 | |
812 | return 0; | |
813 | } | |
814 | ||
ba9c949f | 815 | static int rsnd_src_init_gen2(struct rsnd_mod *mod, |
690602fc | 816 | struct rsnd_priv *priv) |
629509c5 KM |
817 | { |
818 | int ret; | |
819 | ||
3b7843ff | 820 | ret = rsnd_src_init(mod, priv); |
629509c5 KM |
821 | if (ret < 0) |
822 | return ret; | |
823 | ||
f708d944 | 824 | ret = rsnd_src_set_convert_rate_gen2(mod); |
629509c5 KM |
825 | if (ret < 0) |
826 | return ret; | |
827 | ||
f708d944 | 828 | ret = rsnd_src_set_convert_timing_gen2(mod); |
629509c5 KM |
829 | if (ret < 0) |
830 | return ret; | |
831 | ||
832 | return 0; | |
833 | } | |
834 | ||
ba9c949f | 835 | static int rsnd_src_start_gen2(struct rsnd_mod *mod, |
690602fc | 836 | struct rsnd_priv *priv) |
629509c5 | 837 | { |
cfcefe01 | 838 | rsnd_dma_start(rsnd_mod_to_dma(mod)); |
629509c5 | 839 | |
cfcefe01 | 840 | return _rsnd_src_start_gen2(mod); |
629509c5 KM |
841 | } |
842 | ||
ba9c949f | 843 | static int rsnd_src_stop_gen2(struct rsnd_mod *mod, |
690602fc | 844 | struct rsnd_priv *priv) |
629509c5 | 845 | { |
cfcefe01 | 846 | int ret; |
629509c5 | 847 | |
cfcefe01 | 848 | ret = _rsnd_src_stop_gen2(mod); |
629509c5 | 849 | |
cfcefe01 | 850 | rsnd_dma_stop(rsnd_mod_to_dma(mod)); |
629509c5 | 851 | |
cfcefe01 | 852 | return ret; |
629509c5 KM |
853 | } |
854 | ||
43cb6954 KM |
855 | static void rsnd_src_reconvert_update(struct rsnd_mod *mod) |
856 | { | |
857 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
858 | struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); | |
859 | struct rsnd_src *src = rsnd_mod_to_src(mod); | |
860 | u32 convert_rate = rsnd_src_convert_rate(src); | |
861 | u32 fsrate; | |
862 | ||
863 | if (!runtime) | |
864 | return; | |
865 | ||
866 | if (!convert_rate) | |
867 | convert_rate = runtime->rate; | |
868 | ||
869 | fsrate = 0x0400000 / convert_rate * runtime->rate; | |
870 | ||
871 | /* update IFS */ | |
872 | rsnd_mod_write(mod, SRC_IFSVR, fsrate); | |
873 | } | |
874 | ||
875 | static int rsnd_src_pcm_new(struct rsnd_mod *mod, | |
876 | struct snd_soc_pcm_runtime *rtd) | |
877 | { | |
878 | struct rsnd_priv *priv = rsnd_mod_to_priv(mod); | |
879 | struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); | |
880 | struct rsnd_dai *rdai = rsnd_io_to_rdai(io); | |
881 | struct rsnd_src *src = rsnd_mod_to_src(mod); | |
882 | int ret; | |
883 | ||
884 | /* | |
885 | * enable SRC sync convert if possible | |
886 | */ | |
887 | ||
888 | /* | |
889 | * Gen1 is not supported | |
890 | */ | |
891 | if (rsnd_is_gen1(priv)) | |
892 | return 0; | |
893 | ||
894 | /* | |
895 | * SRC sync convert needs clock master | |
896 | */ | |
897 | if (!rsnd_rdai_is_clk_master(rdai)) | |
898 | return 0; | |
899 | ||
900 | /* | |
901 | * We can't use SRC sync convert | |
902 | * if it has DVC | |
903 | */ | |
904 | if (rsnd_io_to_mod_dvc(io)) | |
905 | return 0; | |
906 | ||
907 | /* | |
908 | * enable sync convert | |
909 | */ | |
910 | ret = rsnd_kctrl_new_s(mod, rtd, | |
911 | rsnd_io_is_play(io) ? | |
912 | "SRC Out Rate Switch" : | |
913 | "SRC In Rate Switch", | |
914 | rsnd_src_reconvert_update, | |
915 | &src->sen, 1); | |
916 | if (ret < 0) | |
917 | return ret; | |
918 | ||
919 | ret = rsnd_kctrl_new_s(mod, rtd, | |
920 | rsnd_io_is_play(io) ? | |
921 | "SRC Out Rate" : | |
922 | "SRC In Rate", | |
923 | rsnd_src_reconvert_update, | |
924 | &src->sync, 192000); | |
925 | ||
926 | return ret; | |
927 | } | |
928 | ||
ba9c949f | 929 | static struct rsnd_mod_ops rsnd_src_gen2_ops = { |
8aefda50 | 930 | .name = SRC_NAME, |
72adc61f | 931 | .dma_req = rsnd_src_dma_req, |
ba9c949f KM |
932 | .probe = rsnd_src_probe_gen2, |
933 | .remove = rsnd_src_remove_gen2, | |
934 | .init = rsnd_src_init_gen2, | |
935 | .quit = rsnd_src_quit, | |
936 | .start = rsnd_src_start_gen2, | |
937 | .stop = rsnd_src_stop_gen2, | |
3b7843ff | 938 | .hw_params = rsnd_src_hw_params, |
43cb6954 | 939 | .pcm_new = rsnd_src_pcm_new, |
629509c5 KM |
940 | }; |
941 | ||
ba9c949f | 942 | struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id) |
07539c1d | 943 | { |
ba9c949f | 944 | if (WARN_ON(id < 0 || id >= rsnd_src_nr(priv))) |
8b14719b | 945 | id = 0; |
07539c1d | 946 | |
ba9c949f | 947 | return &((struct rsnd_src *)(priv->src) + id)->mod; |
07539c1d KM |
948 | } |
949 | ||
90e8e50f KM |
950 | static void rsnd_of_parse_src(struct platform_device *pdev, |
951 | const struct rsnd_of_data *of_data, | |
952 | struct rsnd_priv *priv) | |
953 | { | |
954 | struct device_node *src_node; | |
cfcefe01 | 955 | struct device_node *np; |
90e8e50f KM |
956 | struct rcar_snd_info *info = rsnd_priv_to_info(priv); |
957 | struct rsnd_src_platform_info *src_info; | |
958 | struct device *dev = &pdev->dev; | |
cfcefe01 | 959 | int nr, i; |
90e8e50f KM |
960 | |
961 | if (!of_data) | |
962 | return; | |
963 | ||
82e76ed3 | 964 | src_node = rsnd_src_of_node(priv); |
90e8e50f KM |
965 | if (!src_node) |
966 | return; | |
967 | ||
968 | nr = of_get_child_count(src_node); | |
969 | if (!nr) | |
f451e48d | 970 | goto rsnd_of_parse_src_end; |
90e8e50f KM |
971 | |
972 | src_info = devm_kzalloc(dev, | |
973 | sizeof(struct rsnd_src_platform_info) * nr, | |
974 | GFP_KERNEL); | |
975 | if (!src_info) { | |
976 | dev_err(dev, "src info allocation error\n"); | |
f451e48d | 977 | goto rsnd_of_parse_src_end; |
90e8e50f KM |
978 | } |
979 | ||
980 | info->src_info = src_info; | |
981 | info->src_info_nr = nr; | |
f451e48d | 982 | |
cfcefe01 KM |
983 | i = 0; |
984 | for_each_child_of_node(src_node, np) { | |
985 | src_info[i].irq = irq_of_parse_and_map(np, 0); | |
986 | ||
987 | i++; | |
988 | } | |
989 | ||
f451e48d KM |
990 | rsnd_of_parse_src_end: |
991 | of_node_put(src_node); | |
90e8e50f KM |
992 | } |
993 | ||
ba9c949f | 994 | int rsnd_src_probe(struct platform_device *pdev, |
90e8e50f | 995 | const struct rsnd_of_data *of_data, |
07539c1d KM |
996 | struct rsnd_priv *priv) |
997 | { | |
5da39cf3 | 998 | struct rcar_snd_info *info = rsnd_priv_to_info(priv); |
07539c1d | 999 | struct device *dev = rsnd_priv_to_dev(priv); |
ba9c949f | 1000 | struct rsnd_src *src; |
013f38fe | 1001 | struct rsnd_mod_ops *ops; |
ef749400 | 1002 | struct clk *clk; |
ba9c949f | 1003 | char name[RSND_SRC_NAME_SIZE]; |
2f78dd7f | 1004 | int i, nr, ret; |
07539c1d | 1005 | |
033e7ed8 KM |
1006 | ops = NULL; |
1007 | if (rsnd_is_gen1(priv)) | |
1008 | ops = &rsnd_src_gen1_ops; | |
1009 | if (rsnd_is_gen2(priv)) | |
1010 | ops = &rsnd_src_gen2_ops; | |
1011 | if (!ops) { | |
1012 | dev_err(dev, "unknown Generation\n"); | |
1013 | return -EIO; | |
1014 | } | |
1015 | ||
90e8e50f KM |
1016 | rsnd_of_parse_src(pdev, of_data, priv); |
1017 | ||
07539c1d | 1018 | /* |
ba9c949f | 1019 | * init SRC |
07539c1d | 1020 | */ |
ba9c949f | 1021 | nr = info->src_info_nr; |
389933d9 KM |
1022 | if (!nr) |
1023 | return 0; | |
1024 | ||
ba9c949f KM |
1025 | src = devm_kzalloc(dev, sizeof(*src) * nr, GFP_KERNEL); |
1026 | if (!src) { | |
1027 | dev_err(dev, "SRC allocate failed\n"); | |
07539c1d KM |
1028 | return -ENOMEM; |
1029 | } | |
1030 | ||
ba9c949f KM |
1031 | priv->src_nr = nr; |
1032 | priv->src = src; | |
07539c1d | 1033 | |
ba9c949f | 1034 | for_each_rsnd_src(src, priv, i) { |
8aefda50 KM |
1035 | snprintf(name, RSND_SRC_NAME_SIZE, "%s.%d", |
1036 | SRC_NAME, i); | |
ef749400 KM |
1037 | |
1038 | clk = devm_clk_get(dev, name); | |
1039 | if (IS_ERR(clk)) | |
1040 | return PTR_ERR(clk); | |
1041 | ||
ba9c949f | 1042 | src->info = &info->src_info[i]; |
07539c1d | 1043 | |
2f78dd7f KM |
1044 | ret = rsnd_mod_init(&src->mod, ops, clk, RSND_MOD_SRC, i); |
1045 | if (ret) | |
1046 | return ret; | |
374a5281 | 1047 | } |
07539c1d KM |
1048 | |
1049 | return 0; | |
1050 | } | |
2f78dd7f KM |
1051 | |
1052 | void rsnd_src_remove(struct platform_device *pdev, | |
1053 | struct rsnd_priv *priv) | |
1054 | { | |
1055 | struct rsnd_src *src; | |
1056 | int i; | |
1057 | ||
1058 | for_each_rsnd_src(src, priv, i) { | |
1059 | rsnd_mod_quit(&src->mod); | |
1060 | } | |
1061 | } |