1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2 //
3 // This file is provided under a dual BSD/GPLv2 license. When using or
4 // redistributing this file, you may do so under either license.
5 //
6 // Copyright(c) 2018 Intel Corporation. All rights reserved.
7 //
8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
9 //
10
11 #include <linux/bits.h>
12 #include <linux/device.h>
13 #include <linux/errno.h>
14 #include <linux/firmware.h>
15 #include <linux/workqueue.h>
16 #include <sound/tlv.h>
17 #include <sound/pcm_params.h>
18 #include <uapi/sound/sof/tokens.h>
19 #include "sof-priv.h"
20 #include "sof-audio.h"
21 #include "ops.h"
22
23 #define COMP_ID_UNASSIGNED 0xffffffff
24 /*
25 * Constants used in the computation of linear volume gain
26 * from dB gain 20th root of 10 in Q1.16 fixed-point notation
27 */
28 #define VOL_TWENTIETH_ROOT_OF_TEN 73533
29 /* 40th root of 10 in Q1.16 fixed-point notation*/
30 #define VOL_FORTIETH_ROOT_OF_TEN 69419
31 /*
32 * Volume fractional word length define to 16 sets
33 * the volume linear gain value to use Qx.16 format
34 */
35 #define VOLUME_FWL 16
36 /* 0.5 dB step value in topology TLV */
37 #define VOL_HALF_DB_STEP 50
38 /* Full volume for default values */
39 #define VOL_ZERO_DB BIT(VOLUME_FWL)
40
41 /* TLV data items */
42 #define TLV_ITEMS 3
43 #define TLV_MIN 0
44 #define TLV_STEP 1
45 #define TLV_MUTE 2
46
47 /* size of tplg abi in byte */
48 #define SOF_TPLG_ABI_SIZE 3
49
50 struct sof_widget_data {
51 int ctrl_type;
52 int ipc_cmd;
53 struct sof_abi_hdr *pdata;
54 struct snd_sof_control *control;
55 };
56
57 /* send pcm params ipc */
ipc_pcm_params(struct snd_sof_widget * swidget,int dir)58 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir)
59 {
60 struct sof_ipc_pcm_params_reply ipc_params_reply;
61 struct snd_soc_component *scomp = swidget->scomp;
62 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
63 struct sof_ipc_pcm_params pcm;
64 struct snd_pcm_hw_params *params;
65 struct snd_sof_pcm *spcm;
66 int ret;
67
68 memset(&pcm, 0, sizeof(pcm));
69
70 /* get runtime PCM params using widget's stream name */
71 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname);
72 if (!spcm) {
73 dev_err(scomp->dev, "error: cannot find PCM for %s\n",
74 swidget->widget->name);
75 return -EINVAL;
76 }
77
78 params = &spcm->params[dir];
79
80 /* set IPC PCM params */
81 pcm.hdr.size = sizeof(pcm);
82 pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS;
83 pcm.comp_id = swidget->comp_id;
84 pcm.params.hdr.size = sizeof(pcm.params);
85 pcm.params.direction = dir;
86 pcm.params.sample_valid_bytes = params_width(params) >> 3;
87 pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED;
88 pcm.params.rate = params_rate(params);
89 pcm.params.channels = params_channels(params);
90 pcm.params.host_period_bytes = params_period_bytes(params);
91
92 /* set format */
93 switch (params_format(params)) {
94 case SNDRV_PCM_FORMAT_S16:
95 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE;
96 break;
97 case SNDRV_PCM_FORMAT_S24:
98 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE;
99 break;
100 case SNDRV_PCM_FORMAT_S32:
101 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE;
102 break;
103 default:
104 return -EINVAL;
105 }
106
107 /* send IPC to the DSP */
108 ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm),
109 &ipc_params_reply, sizeof(ipc_params_reply));
110 if (ret < 0)
111 dev_err(scomp->dev, "error: pcm params failed for %s\n",
112 swidget->widget->name);
113
114 return ret;
115 }
116
117 /* send stream trigger ipc */
ipc_trigger(struct snd_sof_widget * swidget,int cmd)118 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd)
119 {
120 struct snd_soc_component *scomp = swidget->scomp;
121 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
122 struct sof_ipc_stream stream;
123 struct sof_ipc_reply reply;
124 int ret;
125
126 /* set IPC stream params */
127 stream.hdr.size = sizeof(stream);
128 stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd;
129 stream.comp_id = swidget->comp_id;
130
131 /* send IPC to the DSP */
132 ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
133 sizeof(stream), &reply, sizeof(reply));
134 if (ret < 0)
135 dev_err(scomp->dev, "error: failed to trigger %s\n",
136 swidget->widget->name);
137
138 return ret;
139 }
140
sof_keyword_dapm_event(struct snd_soc_dapm_widget * w,struct snd_kcontrol * k,int event)141 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w,
142 struct snd_kcontrol *k, int event)
143 {
144 struct snd_sof_widget *swidget = w->dobj.private;
145 struct snd_soc_component *scomp;
146 int stream = SNDRV_PCM_STREAM_CAPTURE;
147 struct snd_sof_pcm *spcm;
148 int ret = 0;
149
150 if (!swidget)
151 return 0;
152
153 scomp = swidget->scomp;
154
155 dev_dbg(scomp->dev, "received event %d for widget %s\n",
156 event, w->name);
157
158 /* get runtime PCM params using widget's stream name */
159 spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname);
160 if (!spcm) {
161 dev_err(scomp->dev, "error: cannot find PCM for %s\n",
162 swidget->widget->name);
163 return -EINVAL;
164 }
165
166 /* process events */
167 switch (event) {
168 case SND_SOC_DAPM_PRE_PMU:
169 if (spcm->stream[stream].suspend_ignored) {
170 dev_dbg(scomp->dev, "PRE_PMU event ignored, KWD pipeline is already RUNNING\n");
171 return 0;
172 }
173
174 /* set pcm params */
175 ret = ipc_pcm_params(swidget, stream);
176 if (ret < 0) {
177 dev_err(scomp->dev,
178 "error: failed to set pcm params for widget %s\n",
179 swidget->widget->name);
180 break;
181 }
182
183 /* start trigger */
184 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START);
185 if (ret < 0)
186 dev_err(scomp->dev,
187 "error: failed to trigger widget %s\n",
188 swidget->widget->name);
189 break;
190 case SND_SOC_DAPM_POST_PMD:
191 if (spcm->stream[stream].suspend_ignored) {
192 dev_dbg(scomp->dev, "POST_PMD even ignored, KWD pipeline will remain RUNNING\n");
193 return 0;
194 }
195
196 /* stop trigger */
197 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP);
198 if (ret < 0)
199 dev_err(scomp->dev,
200 "error: failed to trigger widget %s\n",
201 swidget->widget->name);
202
203 /* pcm free */
204 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE);
205 if (ret < 0)
206 dev_err(scomp->dev,
207 "error: failed to trigger widget %s\n",
208 swidget->widget->name);
209 break;
210 default:
211 break;
212 }
213
214 return ret;
215 }
216
217 /* event handlers for keyword detect component */
218 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = {
219 {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event},
220 };
221
get_tlv_data(const int * p,int tlv[TLV_ITEMS])222 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS])
223 {
224 /* we only support dB scale TLV type at the moment */
225 if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE)
226 return -EINVAL;
227
228 /* min value in topology tlv data is multiplied by 100 */
229 tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100;
230
231 /* volume steps */
232 tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] &
233 TLV_DB_SCALE_MASK);
234
235 /* mute ON/OFF */
236 if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] &
237 TLV_DB_SCALE_MUTE) == 0)
238 tlv[TLV_MUTE] = 0;
239 else
240 tlv[TLV_MUTE] = 1;
241
242 return 0;
243 }
244
245 /*
246 * Function to truncate an unsigned 64-bit number
247 * by x bits and return 32-bit unsigned number. This
248 * function also takes care of rounding while truncating
249 */
vol_shift_64(u64 i,u32 x)250 static inline u32 vol_shift_64(u64 i, u32 x)
251 {
252 /* do not truncate more than 32 bits */
253 if (x > 32)
254 x = 32;
255
256 if (x == 0)
257 return (u32)i;
258
259 return (u32)(((i >> (x - 1)) + 1) >> 1);
260 }
261
262 /*
263 * Function to compute a ^ exp where,
264 * a is a fractional number represented by a fixed-point
265 * integer with a fractional world length of "fwl"
266 * exp is an integer
267 * fwl is the fractional word length
268 * Return value is a fractional number represented by a
269 * fixed-point integer with a fractional word length of "fwl"
270 */
vol_pow32(u32 a,int exp,u32 fwl)271 static u32 vol_pow32(u32 a, int exp, u32 fwl)
272 {
273 int i, iter;
274 u32 power = 1 << fwl;
275 u64 numerator;
276
277 /* if exponent is 0, return 1 */
278 if (exp == 0)
279 return power;
280
281 /* determine the number of iterations based on the exponent */
282 if (exp < 0)
283 iter = exp * -1;
284 else
285 iter = exp;
286
287 /* mutiply a "iter" times to compute power */
288 for (i = 0; i < iter; i++) {
289 /*
290 * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl
291 * Truncate product back to fwl fractional bits with rounding
292 */
293 power = vol_shift_64((u64)power * a, fwl);
294 }
295
296 if (exp > 0) {
297 /* if exp is positive, return the result */
298 return power;
299 }
300
301 /* if exp is negative, return the multiplicative inverse */
302 numerator = (u64)1 << (fwl << 1);
303 do_div(numerator, power);
304
305 return (u32)numerator;
306 }
307
308 /*
309 * Function to calculate volume gain from TLV data.
310 * This function can only handle gain steps that are multiples of 0.5 dB
311 */
vol_compute_gain(u32 value,int * tlv)312 static u32 vol_compute_gain(u32 value, int *tlv)
313 {
314 int dB_gain;
315 u32 linear_gain;
316 int f_step;
317
318 /* mute volume */
319 if (value == 0 && tlv[TLV_MUTE])
320 return 0;
321
322 /*
323 * compute dB gain from tlv. tlv_step
324 * in topology is multiplied by 100
325 */
326 dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100;
327
328 /*
329 * compute linear gain represented by fixed-point
330 * int with VOLUME_FWL fractional bits
331 */
332 linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL);
333
334 /* extract the fractional part of volume step */
335 f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100);
336
337 /* if volume step is an odd multiple of 0.5 dB */
338 if (f_step == VOL_HALF_DB_STEP && (value & 1))
339 linear_gain = vol_shift_64((u64)linear_gain *
340 VOL_FORTIETH_ROOT_OF_TEN,
341 VOLUME_FWL);
342
343 return linear_gain;
344 }
345
346 /*
347 * Set up volume table for kcontrols from tlv data
348 * "size" specifies the number of entries in the table
349 */
set_up_volume_table(struct snd_sof_control * scontrol,int tlv[TLV_ITEMS],int size)350 static int set_up_volume_table(struct snd_sof_control *scontrol,
351 int tlv[TLV_ITEMS], int size)
352 {
353 int j;
354
355 /* init the volume table */
356 scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL);
357 if (!scontrol->volume_table)
358 return -ENOMEM;
359
360 /* populate the volume table */
361 for (j = 0; j < size ; j++)
362 scontrol->volume_table[j] = vol_compute_gain(j, tlv);
363
364 return 0;
365 }
366
367 struct sof_dai_types {
368 const char *name;
369 enum sof_ipc_dai_type type;
370 };
371
372 static const struct sof_dai_types sof_dais[] = {
373 {"SSP", SOF_DAI_INTEL_SSP},
374 {"HDA", SOF_DAI_INTEL_HDA},
375 {"DMIC", SOF_DAI_INTEL_DMIC},
376 {"ALH", SOF_DAI_INTEL_ALH},
377 {"SAI", SOF_DAI_IMX_SAI},
378 {"ESAI", SOF_DAI_IMX_ESAI},
379 };
380
find_dai(const char * name)381 static enum sof_ipc_dai_type find_dai(const char *name)
382 {
383 int i;
384
385 for (i = 0; i < ARRAY_SIZE(sof_dais); i++) {
386 if (strcmp(name, sof_dais[i].name) == 0)
387 return sof_dais[i].type;
388 }
389
390 return SOF_DAI_INTEL_NONE;
391 }
392
393 /*
394 * Supported Frame format types and lookup, add new ones to end of list.
395 */
396
397 struct sof_frame_types {
398 const char *name;
399 enum sof_ipc_frame frame;
400 };
401
402 static const struct sof_frame_types sof_frames[] = {
403 {"s16le", SOF_IPC_FRAME_S16_LE},
404 {"s24le", SOF_IPC_FRAME_S24_4LE},
405 {"s32le", SOF_IPC_FRAME_S32_LE},
406 {"float", SOF_IPC_FRAME_FLOAT},
407 };
408
find_format(const char * name)409 static enum sof_ipc_frame find_format(const char *name)
410 {
411 int i;
412
413 for (i = 0; i < ARRAY_SIZE(sof_frames); i++) {
414 if (strcmp(name, sof_frames[i].name) == 0)
415 return sof_frames[i].frame;
416 }
417
418 /* use s32le if nothing is specified */
419 return SOF_IPC_FRAME_S32_LE;
420 }
421
422 struct sof_process_types {
423 const char *name;
424 enum sof_ipc_process_type type;
425 enum sof_comp_type comp_type;
426 };
427
428 static const struct sof_process_types sof_process[] = {
429 {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR},
430 {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR},
431 {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT},
432 {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB},
433 {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR},
434 {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX},
435 {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX},
436 {"DCBLOCK", SOF_PROCESS_DCBLOCK, SOF_COMP_DCBLOCK},
437 {"SMART_AMP", SOF_PROCESS_SMART_AMP, SOF_COMP_SMART_AMP},
438 };
439
find_process(const char * name)440 static enum sof_ipc_process_type find_process(const char *name)
441 {
442 int i;
443
444 for (i = 0; i < ARRAY_SIZE(sof_process); i++) {
445 if (strcmp(name, sof_process[i].name) == 0)
446 return sof_process[i].type;
447 }
448
449 return SOF_PROCESS_NONE;
450 }
451
find_process_comp_type(enum sof_ipc_process_type type)452 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type)
453 {
454 int i;
455
456 for (i = 0; i < ARRAY_SIZE(sof_process); i++) {
457 if (sof_process[i].type == type)
458 return sof_process[i].comp_type;
459 }
460
461 return SOF_COMP_NONE;
462 }
463
464 /*
465 * Topology Token Parsing.
466 * New tokens should be added to headers and parsing tables below.
467 */
468
469 struct sof_topology_token {
470 u32 token;
471 u32 type;
472 int (*get_token)(void *elem, void *object, u32 offset, u32 size);
473 u32 offset;
474 u32 size;
475 };
476
get_token_u32(void * elem,void * object,u32 offset,u32 size)477 static int get_token_u32(void *elem, void *object, u32 offset, u32 size)
478 {
479 struct snd_soc_tplg_vendor_value_elem *velem = elem;
480 u32 *val = (u32 *)((u8 *)object + offset);
481
482 *val = le32_to_cpu(velem->value);
483 return 0;
484 }
485
get_token_u16(void * elem,void * object,u32 offset,u32 size)486 static int get_token_u16(void *elem, void *object, u32 offset, u32 size)
487 {
488 struct snd_soc_tplg_vendor_value_elem *velem = elem;
489 u16 *val = (u16 *)((u8 *)object + offset);
490
491 *val = (u16)le32_to_cpu(velem->value);
492 return 0;
493 }
494
get_token_uuid(void * elem,void * object,u32 offset,u32 size)495 static int get_token_uuid(void *elem, void *object, u32 offset, u32 size)
496 {
497 struct snd_soc_tplg_vendor_uuid_elem *velem = elem;
498 u8 *dst = (u8 *)object + offset;
499
500 memcpy(dst, velem->uuid, UUID_SIZE);
501
502 return 0;
503 }
504
get_token_comp_format(void * elem,void * object,u32 offset,u32 size)505 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size)
506 {
507 struct snd_soc_tplg_vendor_string_elem *velem = elem;
508 u32 *val = (u32 *)((u8 *)object + offset);
509
510 *val = find_format(velem->string);
511 return 0;
512 }
513
get_token_dai_type(void * elem,void * object,u32 offset,u32 size)514 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size)
515 {
516 struct snd_soc_tplg_vendor_string_elem *velem = elem;
517 u32 *val = (u32 *)((u8 *)object + offset);
518
519 *val = find_dai(velem->string);
520 return 0;
521 }
522
get_token_process_type(void * elem,void * object,u32 offset,u32 size)523 static int get_token_process_type(void *elem, void *object, u32 offset,
524 u32 size)
525 {
526 struct snd_soc_tplg_vendor_string_elem *velem = elem;
527 u32 *val = (u32 *)((u8 *)object + offset);
528
529 *val = find_process(velem->string);
530 return 0;
531 }
532
533 /* Buffers */
534 static const struct sof_topology_token buffer_tokens[] = {
535 {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
536 offsetof(struct sof_ipc_buffer, size), 0},
537 {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
538 offsetof(struct sof_ipc_buffer, caps), 0},
539 };
540
541 /* DAI */
542 static const struct sof_topology_token dai_tokens[] = {
543 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
544 offsetof(struct sof_ipc_comp_dai, type), 0},
545 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
546 offsetof(struct sof_ipc_comp_dai, dai_index), 0},
547 {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
548 offsetof(struct sof_ipc_comp_dai, direction), 0},
549 };
550
551 /* BE DAI link */
552 static const struct sof_topology_token dai_link_tokens[] = {
553 {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
554 offsetof(struct sof_ipc_dai_config, type), 0},
555 {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
556 offsetof(struct sof_ipc_dai_config, dai_index), 0},
557 };
558
559 /* scheduling */
560 static const struct sof_topology_token sched_tokens[] = {
561 {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
562 offsetof(struct sof_ipc_pipe_new, period), 0},
563 {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
564 offsetof(struct sof_ipc_pipe_new, priority), 0},
565 {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
566 offsetof(struct sof_ipc_pipe_new, period_mips), 0},
567 {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
568 offsetof(struct sof_ipc_pipe_new, core), 0},
569 {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
570 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0},
571 {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
572 offsetof(struct sof_ipc_pipe_new, time_domain), 0},
573 };
574
575 /* volume */
576 static const struct sof_topology_token volume_tokens[] = {
577 {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
578 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0},
579 {SOF_TKN_VOLUME_RAMP_STEP_MS,
580 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
581 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0},
582 };
583
584 /* SRC */
585 static const struct sof_topology_token src_tokens[] = {
586 {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
587 offsetof(struct sof_ipc_comp_src, source_rate), 0},
588 {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
589 offsetof(struct sof_ipc_comp_src, sink_rate), 0},
590 };
591
592 /* ASRC */
593 static const struct sof_topology_token asrc_tokens[] = {
594 {SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
595 offsetof(struct sof_ipc_comp_asrc, source_rate), 0},
596 {SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
597 offsetof(struct sof_ipc_comp_asrc, sink_rate), 0},
598 {SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
599 get_token_u32,
600 offsetof(struct sof_ipc_comp_asrc, asynchronous_mode), 0},
601 {SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
602 get_token_u32,
603 offsetof(struct sof_ipc_comp_asrc, operation_mode), 0},
604 };
605
606 /* Tone */
607 static const struct sof_topology_token tone_tokens[] = {
608 };
609
610 /* EFFECT */
611 static const struct sof_topology_token process_tokens[] = {
612 {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING,
613 get_token_process_type,
614 offsetof(struct sof_ipc_comp_process, type), 0},
615 };
616
617 /* PCM */
618 static const struct sof_topology_token pcm_tokens[] = {
619 {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
620 offsetof(struct sof_ipc_comp_host, dmac_config), 0},
621 };
622
623 /* PCM */
624 static const struct sof_topology_token stream_tokens[] = {
625 {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3,
626 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
627 offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible), 0},
628 {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3,
629 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
630 offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible), 0},
631 };
632
633 /* Generic components */
634 static const struct sof_topology_token comp_tokens[] = {
635 {SOF_TKN_COMP_PERIOD_SINK_COUNT,
636 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
637 offsetof(struct sof_ipc_comp_config, periods_sink), 0},
638 {SOF_TKN_COMP_PERIOD_SOURCE_COUNT,
639 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
640 offsetof(struct sof_ipc_comp_config, periods_source), 0},
641 {SOF_TKN_COMP_FORMAT,
642 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format,
643 offsetof(struct sof_ipc_comp_config, frame_fmt), 0},
644 };
645
646 /* SSP */
647 static const struct sof_topology_token ssp_tokens[] = {
648 {SOF_TKN_INTEL_SSP_CLKS_CONTROL,
649 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
650 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0},
651 {SOF_TKN_INTEL_SSP_MCLK_ID,
652 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
653 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0},
654 {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD,
655 get_token_u32,
656 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0},
657 {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT,
658 get_token_u16,
659 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0},
660 {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD,
661 get_token_u32,
662 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0},
663 {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL,
664 get_token_u16,
665 offsetof(struct sof_ipc_dai_ssp_params,
666 tdm_per_slot_padding_flag), 0},
667 {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD,
668 get_token_u32,
669 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0},
670
671 };
672
673 /* ALH */
674 static const struct sof_topology_token alh_tokens[] = {
675 {SOF_TKN_INTEL_ALH_RATE,
676 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
677 offsetof(struct sof_ipc_dai_alh_params, rate), 0},
678 {SOF_TKN_INTEL_ALH_CH,
679 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
680 offsetof(struct sof_ipc_dai_alh_params, channels), 0},
681 };
682
683 /* DMIC */
684 static const struct sof_topology_token dmic_tokens[] = {
685 {SOF_TKN_INTEL_DMIC_DRIVER_VERSION,
686 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
687 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version),
688 0},
689 {SOF_TKN_INTEL_DMIC_CLK_MIN,
690 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
691 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0},
692 {SOF_TKN_INTEL_DMIC_CLK_MAX,
693 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
694 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0},
695 {SOF_TKN_INTEL_DMIC_SAMPLE_RATE,
696 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
697 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0},
698 {SOF_TKN_INTEL_DMIC_DUTY_MIN,
699 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
700 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0},
701 {SOF_TKN_INTEL_DMIC_DUTY_MAX,
702 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
703 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0},
704 {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE,
705 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
706 offsetof(struct sof_ipc_dai_dmic_params,
707 num_pdm_active), 0},
708 {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH,
709 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
710 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0},
711 {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS,
712 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
713 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0},
714
715 };
716
717 /* ESAI */
718 static const struct sof_topology_token esai_tokens[] = {
719 {SOF_TKN_IMX_ESAI_MCLK_ID,
720 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
721 offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0},
722 };
723
724 /* SAI */
725 static const struct sof_topology_token sai_tokens[] = {
726 {SOF_TKN_IMX_SAI_MCLK_ID,
727 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
728 offsetof(struct sof_ipc_dai_sai_params, mclk_id), 0},
729 };
730
731 /* Core tokens */
732 static const struct sof_topology_token core_tokens[] = {
733 {SOF_TKN_COMP_CORE_ID,
734 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
735 offsetof(struct sof_ipc_comp, core), 0},
736 };
737
738 /* Component extended tokens */
739 static const struct sof_topology_token comp_ext_tokens[] = {
740 {SOF_TKN_COMP_UUID,
741 SND_SOC_TPLG_TUPLE_TYPE_UUID, get_token_uuid,
742 offsetof(struct sof_ipc_comp_ext, uuid), 0},
743 };
744
745 /*
746 * DMIC PDM Tokens
747 * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token
748 * as it increments the index while parsing the array of pdm tokens
749 * and determines the correct offset
750 */
751 static const struct sof_topology_token dmic_pdm_tokens[] = {
752 {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID,
753 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
754 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id),
755 0},
756 {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable,
757 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
758 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a),
759 0},
760 {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable,
761 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
762 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b),
763 0},
764 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A,
765 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
766 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a),
767 0},
768 {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B,
769 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
770 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b),
771 0},
772 {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE,
773 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
774 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge),
775 0},
776 {SOF_TKN_INTEL_DMIC_PDM_SKEW,
777 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
778 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew),
779 0},
780 };
781
782 /* HDA */
783 static const struct sof_topology_token hda_tokens[] = {
784 {SOF_TKN_INTEL_HDA_RATE,
785 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
786 offsetof(struct sof_ipc_dai_hda_params, rate), 0},
787 {SOF_TKN_INTEL_HDA_CH,
788 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
789 offsetof(struct sof_ipc_dai_hda_params, channels), 0},
790 };
791
792 /* Leds */
793 static const struct sof_topology_token led_tokens[] = {
794 {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
795 offsetof(struct snd_sof_led_control, use_led), 0},
796 {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD,
797 get_token_u32, offsetof(struct snd_sof_led_control, direction), 0},
798 };
799
sof_parse_uuid_tokens(struct snd_soc_component * scomp,void * object,const struct sof_topology_token * tokens,int count,struct snd_soc_tplg_vendor_array * array,size_t offset)800 static int sof_parse_uuid_tokens(struct snd_soc_component *scomp,
801 void *object,
802 const struct sof_topology_token *tokens,
803 int count,
804 struct snd_soc_tplg_vendor_array *array,
805 size_t offset)
806 {
807 struct snd_soc_tplg_vendor_uuid_elem *elem;
808 int found = 0;
809 int i, j;
810
811 /* parse element by element */
812 for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
813 elem = &array->uuid[i];
814
815 /* search for token */
816 for (j = 0; j < count; j++) {
817 /* match token type */
818 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID)
819 continue;
820
821 /* match token id */
822 if (tokens[j].token != le32_to_cpu(elem->token))
823 continue;
824
825 /* matched - now load token */
826 tokens[j].get_token(elem, object,
827 offset + tokens[j].offset,
828 tokens[j].size);
829
830 found++;
831 }
832 }
833
834 return found;
835 }
836
sof_parse_string_tokens(struct snd_soc_component * scomp,void * object,const struct sof_topology_token * tokens,int count,struct snd_soc_tplg_vendor_array * array,size_t offset)837 static int sof_parse_string_tokens(struct snd_soc_component *scomp,
838 void *object,
839 const struct sof_topology_token *tokens,
840 int count,
841 struct snd_soc_tplg_vendor_array *array,
842 size_t offset)
843 {
844 struct snd_soc_tplg_vendor_string_elem *elem;
845 int found = 0;
846 int i, j;
847
848 /* parse element by element */
849 for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
850 elem = &array->string[i];
851
852 /* search for token */
853 for (j = 0; j < count; j++) {
854 /* match token type */
855 if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING)
856 continue;
857
858 /* match token id */
859 if (tokens[j].token != le32_to_cpu(elem->token))
860 continue;
861
862 /* matched - now load token */
863 tokens[j].get_token(elem, object,
864 offset + tokens[j].offset,
865 tokens[j].size);
866
867 found++;
868 }
869 }
870
871 return found;
872 }
873
sof_parse_word_tokens(struct snd_soc_component * scomp,void * object,const struct sof_topology_token * tokens,int count,struct snd_soc_tplg_vendor_array * array,size_t offset)874 static int sof_parse_word_tokens(struct snd_soc_component *scomp,
875 void *object,
876 const struct sof_topology_token *tokens,
877 int count,
878 struct snd_soc_tplg_vendor_array *array,
879 size_t offset)
880 {
881 struct snd_soc_tplg_vendor_value_elem *elem;
882 int found = 0;
883 int i, j;
884
885 /* parse element by element */
886 for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
887 elem = &array->value[i];
888
889 /* search for token */
890 for (j = 0; j < count; j++) {
891 /* match token type */
892 if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD ||
893 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT ||
894 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE ||
895 tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL))
896 continue;
897
898 /* match token id */
899 if (tokens[j].token != le32_to_cpu(elem->token))
900 continue;
901
902 /* load token */
903 tokens[j].get_token(elem, object,
904 offset + tokens[j].offset,
905 tokens[j].size);
906
907 found++;
908 }
909 }
910
911 return found;
912 }
913
914 /**
915 * sof_parse_token_sets - Parse multiple sets of tokens
916 * @scomp: pointer to soc component
917 * @object: target ipc struct for parsed values
918 * @tokens: token definition array describing what tokens to parse
919 * @count: number of tokens in definition array
920 * @array: source pointer to consecutive vendor arrays to be parsed
921 * @priv_size: total size of the consecutive source arrays
922 * @sets: number of similar token sets to be parsed, 1 set has count elements
923 * @object_size: offset to next target ipc struct with multiple sets
924 *
925 * This function parses multiple sets of tokens in vendor arrays into
926 * consecutive ipc structs.
927 */
sof_parse_token_sets(struct snd_soc_component * scomp,void * object,const struct sof_topology_token * tokens,int count,struct snd_soc_tplg_vendor_array * array,int priv_size,int sets,size_t object_size)928 static int sof_parse_token_sets(struct snd_soc_component *scomp,
929 void *object,
930 const struct sof_topology_token *tokens,
931 int count,
932 struct snd_soc_tplg_vendor_array *array,
933 int priv_size, int sets, size_t object_size)
934 {
935 size_t offset = 0;
936 int found = 0;
937 int total = 0;
938 int asize;
939
940 while (priv_size > 0 && total < count * sets) {
941 asize = le32_to_cpu(array->size);
942
943 /* validate asize */
944 if (asize < 0) { /* FIXME: A zero-size array makes no sense */
945 dev_err(scomp->dev, "error: invalid array size 0x%x\n",
946 asize);
947 return -EINVAL;
948 }
949
950 /* make sure there is enough data before parsing */
951 priv_size -= asize;
952 if (priv_size < 0) {
953 dev_err(scomp->dev, "error: invalid array size 0x%x\n",
954 asize);
955 return -EINVAL;
956 }
957
958 /* call correct parser depending on type */
959 switch (le32_to_cpu(array->type)) {
960 case SND_SOC_TPLG_TUPLE_TYPE_UUID:
961 found += sof_parse_uuid_tokens(scomp, object, tokens,
962 count, array, offset);
963 break;
964 case SND_SOC_TPLG_TUPLE_TYPE_STRING:
965 found += sof_parse_string_tokens(scomp, object, tokens,
966 count, array, offset);
967 break;
968 case SND_SOC_TPLG_TUPLE_TYPE_BOOL:
969 case SND_SOC_TPLG_TUPLE_TYPE_BYTE:
970 case SND_SOC_TPLG_TUPLE_TYPE_WORD:
971 case SND_SOC_TPLG_TUPLE_TYPE_SHORT:
972 found += sof_parse_word_tokens(scomp, object, tokens,
973 count, array, offset);
974 break;
975 default:
976 dev_err(scomp->dev, "error: unknown token type %d\n",
977 array->type);
978 return -EINVAL;
979 }
980
981 /* next array */
982 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array
983 + asize);
984
985 /* move to next target struct */
986 if (found >= count) {
987 offset += object_size;
988 total += found;
989 found = 0;
990 }
991 }
992
993 return 0;
994 }
995
sof_parse_tokens(struct snd_soc_component * scomp,void * object,const struct sof_topology_token * tokens,int count,struct snd_soc_tplg_vendor_array * array,int priv_size)996 static int sof_parse_tokens(struct snd_soc_component *scomp,
997 void *object,
998 const struct sof_topology_token *tokens,
999 int count,
1000 struct snd_soc_tplg_vendor_array *array,
1001 int priv_size)
1002 {
1003 /*
1004 * sof_parse_tokens is used when topology contains only a single set of
1005 * identical tuples arrays. So additional parameters to
1006 * sof_parse_token_sets are sets = 1 (only 1 set) and
1007 * object_size = 0 (irrelevant).
1008 */
1009 return sof_parse_token_sets(scomp, object, tokens, count, array,
1010 priv_size, 1, 0);
1011 }
1012
sof_dbg_comp_config(struct snd_soc_component * scomp,struct sof_ipc_comp_config * config)1013 static void sof_dbg_comp_config(struct snd_soc_component *scomp,
1014 struct sof_ipc_comp_config *config)
1015 {
1016 dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n",
1017 config->periods_sink, config->periods_source,
1018 config->frame_fmt);
1019 }
1020
1021 /*
1022 * Standard Kcontrols.
1023 */
1024
sof_control_load_volume(struct snd_soc_component * scomp,struct snd_sof_control * scontrol,struct snd_kcontrol_new * kc,struct snd_soc_tplg_ctl_hdr * hdr)1025 static int sof_control_load_volume(struct snd_soc_component *scomp,
1026 struct snd_sof_control *scontrol,
1027 struct snd_kcontrol_new *kc,
1028 struct snd_soc_tplg_ctl_hdr *hdr)
1029 {
1030 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1031 struct snd_soc_tplg_mixer_control *mc =
1032 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr);
1033 struct sof_ipc_ctrl_data *cdata;
1034 int tlv[TLV_ITEMS];
1035 unsigned int i;
1036 int ret;
1037
1038 /* validate topology data */
1039 if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) {
1040 ret = -EINVAL;
1041 goto out;
1042 }
1043
1044 /* init the volume get/put data */
1045 scontrol->size = struct_size(scontrol->control_data, chanv,
1046 le32_to_cpu(mc->num_channels));
1047 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
1048 if (!scontrol->control_data) {
1049 ret = -ENOMEM;
1050 goto out;
1051 }
1052
1053 scontrol->comp_id = sdev->next_comp_id;
1054 scontrol->min_volume_step = le32_to_cpu(mc->min);
1055 scontrol->max_volume_step = le32_to_cpu(mc->max);
1056 scontrol->num_channels = le32_to_cpu(mc->num_channels);
1057
1058 /* set cmd for mixer control */
1059 if (le32_to_cpu(mc->max) == 1) {
1060 scontrol->cmd = SOF_CTRL_CMD_SWITCH;
1061 goto skip;
1062 }
1063
1064 scontrol->cmd = SOF_CTRL_CMD_VOLUME;
1065
1066 /* extract tlv data */
1067 if (get_tlv_data(kc->tlv.p, tlv) < 0) {
1068 dev_err(scomp->dev, "error: invalid TLV data\n");
1069 ret = -EINVAL;
1070 goto out_free;
1071 }
1072
1073 /* set up volume table */
1074 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1);
1075 if (ret < 0) {
1076 dev_err(scomp->dev, "error: setting up volume table\n");
1077 goto out_free;
1078 }
1079
1080 /* set default volume values to 0dB in control */
1081 cdata = scontrol->control_data;
1082 for (i = 0; i < scontrol->num_channels; i++) {
1083 cdata->chanv[i].channel = i;
1084 cdata->chanv[i].value = VOL_ZERO_DB;
1085 }
1086
1087 skip:
1088 /* set up possible led control from mixer private data */
1089 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens,
1090 ARRAY_SIZE(led_tokens), mc->priv.array,
1091 le32_to_cpu(mc->priv.size));
1092 if (ret != 0) {
1093 dev_err(scomp->dev, "error: parse led tokens failed %d\n",
1094 le32_to_cpu(mc->priv.size));
1095 goto out_free_table;
1096 }
1097
1098 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
1099 scontrol->comp_id, scontrol->num_channels);
1100
1101 return 0;
1102
1103 out_free_table:
1104 if (le32_to_cpu(mc->max) > 1)
1105 kfree(scontrol->volume_table);
1106 out_free:
1107 kfree(scontrol->control_data);
1108 out:
1109 return ret;
1110 }
1111
sof_control_load_enum(struct snd_soc_component * scomp,struct snd_sof_control * scontrol,struct snd_kcontrol_new * kc,struct snd_soc_tplg_ctl_hdr * hdr)1112 static int sof_control_load_enum(struct snd_soc_component *scomp,
1113 struct snd_sof_control *scontrol,
1114 struct snd_kcontrol_new *kc,
1115 struct snd_soc_tplg_ctl_hdr *hdr)
1116 {
1117 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1118 struct snd_soc_tplg_enum_control *ec =
1119 container_of(hdr, struct snd_soc_tplg_enum_control, hdr);
1120
1121 /* validate topology data */
1122 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN)
1123 return -EINVAL;
1124
1125 /* init the enum get/put data */
1126 scontrol->size = struct_size(scontrol->control_data, chanv,
1127 le32_to_cpu(ec->num_channels));
1128 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
1129 if (!scontrol->control_data)
1130 return -ENOMEM;
1131
1132 scontrol->comp_id = sdev->next_comp_id;
1133 scontrol->num_channels = le32_to_cpu(ec->num_channels);
1134
1135 scontrol->cmd = SOF_CTRL_CMD_ENUM;
1136
1137 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n",
1138 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id);
1139
1140 return 0;
1141 }
1142
sof_control_load_bytes(struct snd_soc_component * scomp,struct snd_sof_control * scontrol,struct snd_kcontrol_new * kc,struct snd_soc_tplg_ctl_hdr * hdr)1143 static int sof_control_load_bytes(struct snd_soc_component *scomp,
1144 struct snd_sof_control *scontrol,
1145 struct snd_kcontrol_new *kc,
1146 struct snd_soc_tplg_ctl_hdr *hdr)
1147 {
1148 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1149 struct sof_ipc_ctrl_data *cdata;
1150 struct snd_soc_tplg_bytes_control *control =
1151 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr);
1152 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value;
1153 size_t max_size = sbe->max;
1154 size_t priv_size = le32_to_cpu(control->priv.size);
1155 int ret;
1156
1157 if (max_size < sizeof(struct sof_ipc_ctrl_data) ||
1158 max_size < sizeof(struct sof_abi_hdr)) {
1159 ret = -EINVAL;
1160 goto out;
1161 }
1162
1163 /* init the get/put bytes data */
1164 if (priv_size > max_size - sizeof(struct sof_ipc_ctrl_data)) {
1165 dev_err(scomp->dev, "err: bytes data size %zu exceeds max %zu.\n",
1166 priv_size, max_size - sizeof(struct sof_ipc_ctrl_data));
1167 ret = -EINVAL;
1168 goto out;
1169 }
1170
1171 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + priv_size;
1172
1173 scontrol->control_data = kzalloc(max_size, GFP_KERNEL);
1174 cdata = scontrol->control_data;
1175 if (!scontrol->control_data) {
1176 ret = -ENOMEM;
1177 goto out;
1178 }
1179
1180 scontrol->comp_id = sdev->next_comp_id;
1181 scontrol->cmd = SOF_CTRL_CMD_BINARY;
1182
1183 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
1184 scontrol->comp_id, scontrol->num_channels);
1185
1186 if (le32_to_cpu(control->priv.size) > 0) {
1187 memcpy(cdata->data, control->priv.data,
1188 le32_to_cpu(control->priv.size));
1189
1190 if (cdata->data->magic != SOF_ABI_MAGIC) {
1191 dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n",
1192 cdata->data->magic);
1193 ret = -EINVAL;
1194 goto out_free;
1195 }
1196 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION,
1197 cdata->data->abi)) {
1198 dev_err(scomp->dev,
1199 "error: Incompatible ABI version 0x%08x.\n",
1200 cdata->data->abi);
1201 ret = -EINVAL;
1202 goto out_free;
1203 }
1204 if (cdata->data->size + sizeof(const struct sof_abi_hdr) !=
1205 le32_to_cpu(control->priv.size)) {
1206 dev_err(scomp->dev,
1207 "error: Conflict in bytes vs. priv size.\n");
1208 ret = -EINVAL;
1209 goto out_free;
1210 }
1211 }
1212
1213 return 0;
1214
1215 out_free:
1216 kfree(scontrol->control_data);
1217 out:
1218 return ret;
1219 }
1220
1221 /* external kcontrol init - used for any driver specific init */
sof_control_load(struct snd_soc_component * scomp,int index,struct snd_kcontrol_new * kc,struct snd_soc_tplg_ctl_hdr * hdr)1222 static int sof_control_load(struct snd_soc_component *scomp, int index,
1223 struct snd_kcontrol_new *kc,
1224 struct snd_soc_tplg_ctl_hdr *hdr)
1225 {
1226 struct soc_mixer_control *sm;
1227 struct soc_bytes_ext *sbe;
1228 struct soc_enum *se;
1229 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1230 struct snd_soc_dobj *dobj;
1231 struct snd_sof_control *scontrol;
1232 int ret;
1233
1234 dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n",
1235 hdr->type, hdr->name);
1236
1237 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL);
1238 if (!scontrol)
1239 return -ENOMEM;
1240
1241 scontrol->scomp = scomp;
1242
1243 switch (le32_to_cpu(hdr->ops.info)) {
1244 case SND_SOC_TPLG_CTL_VOLSW:
1245 case SND_SOC_TPLG_CTL_VOLSW_SX:
1246 case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
1247 sm = (struct soc_mixer_control *)kc->private_value;
1248 dobj = &sm->dobj;
1249 ret = sof_control_load_volume(scomp, scontrol, kc, hdr);
1250 break;
1251 case SND_SOC_TPLG_CTL_BYTES:
1252 sbe = (struct soc_bytes_ext *)kc->private_value;
1253 dobj = &sbe->dobj;
1254 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr);
1255 break;
1256 case SND_SOC_TPLG_CTL_ENUM:
1257 case SND_SOC_TPLG_CTL_ENUM_VALUE:
1258 se = (struct soc_enum *)kc->private_value;
1259 dobj = &se->dobj;
1260 ret = sof_control_load_enum(scomp, scontrol, kc, hdr);
1261 break;
1262 case SND_SOC_TPLG_CTL_RANGE:
1263 case SND_SOC_TPLG_CTL_STROBE:
1264 case SND_SOC_TPLG_DAPM_CTL_VOLSW:
1265 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1266 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1267 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1268 case SND_SOC_TPLG_DAPM_CTL_PIN:
1269 default:
1270 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n",
1271 hdr->ops.get, hdr->ops.put, hdr->ops.info);
1272 kfree(scontrol);
1273 return 0;
1274 }
1275
1276 if (ret < 0) {
1277 kfree(scontrol);
1278 return ret;
1279 }
1280
1281 scontrol->led_ctl.led_value = -1;
1282
1283 dobj->private = scontrol;
1284 list_add(&scontrol->list, &sdev->kcontrol_list);
1285 return 0;
1286 }
1287
sof_control_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)1288 static int sof_control_unload(struct snd_soc_component *scomp,
1289 struct snd_soc_dobj *dobj)
1290 {
1291 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1292 struct sof_ipc_free fcomp;
1293 struct snd_sof_control *scontrol = dobj->private;
1294
1295 dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name);
1296
1297 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE;
1298 fcomp.hdr.size = sizeof(fcomp);
1299 fcomp.id = scontrol->comp_id;
1300
1301 kfree(scontrol->control_data);
1302 list_del(&scontrol->list);
1303 kfree(scontrol);
1304 /* send IPC to the DSP */
1305 return sof_ipc_tx_message(sdev->ipc,
1306 fcomp.hdr.cmd, &fcomp, sizeof(fcomp),
1307 NULL, 0);
1308 }
1309
1310 /*
1311 * DAI Topology
1312 */
1313
1314 /* Static DSP core power management so far, should be extended in the future */
sof_core_enable(struct snd_sof_dev * sdev,int core)1315 static int sof_core_enable(struct snd_sof_dev *sdev, int core)
1316 {
1317 struct sof_ipc_pm_core_config pm_core_config = {
1318 .hdr = {
1319 .cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE,
1320 .size = sizeof(pm_core_config),
1321 },
1322 .enable_mask = sdev->enabled_cores_mask | BIT(core),
1323 };
1324 int ret;
1325
1326 if (sdev->enabled_cores_mask & BIT(core))
1327 return 0;
1328
1329 /* power up the core if it is host managed */
1330 ret = snd_sof_dsp_core_power_up(sdev, BIT(core));
1331 if (ret < 0) {
1332 dev_err(sdev->dev, "error: %d powering up core %d\n",
1333 ret, core);
1334 return ret;
1335 }
1336
1337 /* Now notify DSP */
1338 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd,
1339 &pm_core_config, sizeof(pm_core_config),
1340 &pm_core_config, sizeof(pm_core_config));
1341 if (ret < 0) {
1342 dev_err(sdev->dev, "error: core %d enable ipc failure %d\n",
1343 core, ret);
1344 goto err;
1345 }
1346
1347 /* update enabled cores mask */
1348 sdev->enabled_cores_mask |= BIT(core);
1349
1350 return ret;
1351 err:
1352 /* power down core if it is host managed and return the original error if this fails too */
1353 if (snd_sof_dsp_core_power_down(sdev, BIT(core)) < 0)
1354 dev_err(sdev->dev, "error: powering down core %d\n", core);
1355
1356 return ret;
1357 }
1358
sof_pipeline_core_enable(struct snd_sof_dev * sdev,const struct snd_sof_widget * swidget)1359 int sof_pipeline_core_enable(struct snd_sof_dev *sdev,
1360 const struct snd_sof_widget *swidget)
1361 {
1362 const struct sof_ipc_pipe_new *pipeline;
1363 int ret;
1364
1365 if (swidget->id == snd_soc_dapm_scheduler) {
1366 pipeline = swidget->private;
1367 } else {
1368 pipeline = snd_sof_pipeline_find(sdev, swidget->pipeline_id);
1369 if (!pipeline)
1370 return -ENOENT;
1371 }
1372
1373 /* First enable the pipeline core */
1374 ret = sof_core_enable(sdev, pipeline->core);
1375 if (ret < 0)
1376 return ret;
1377
1378 return sof_core_enable(sdev, swidget->core);
1379 }
1380
sof_connect_dai_widget(struct snd_soc_component * scomp,struct snd_soc_dapm_widget * w,struct snd_soc_tplg_dapm_widget * tw,struct snd_sof_dai * dai)1381 static int sof_connect_dai_widget(struct snd_soc_component *scomp,
1382 struct snd_soc_dapm_widget *w,
1383 struct snd_soc_tplg_dapm_widget *tw,
1384 struct snd_sof_dai *dai)
1385 {
1386 struct snd_soc_card *card = scomp->card;
1387 struct snd_soc_pcm_runtime *rtd;
1388 struct snd_soc_dai *cpu_dai;
1389 int i;
1390
1391 list_for_each_entry(rtd, &card->rtd_list, list) {
1392 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n",
1393 w->name, w->sname, rtd->dai_link->stream_name);
1394
1395 if (!w->sname || !rtd->dai_link->stream_name)
1396 continue;
1397
1398 /* does stream match DAI link ? */
1399 if (strcmp(w->sname, rtd->dai_link->stream_name))
1400 continue;
1401
1402 switch (w->id) {
1403 case snd_soc_dapm_dai_out:
1404 for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
1405 /*
1406 * Please create DAI widget in the right order
1407 * to ensure BE will connect to the right DAI
1408 * widget.
1409 */
1410 if (!cpu_dai->capture_widget) {
1411 cpu_dai->capture_widget = w;
1412 break;
1413 }
1414 }
1415 if (i == rtd->num_cpus) {
1416 dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
1417 w->name);
1418
1419 return -EINVAL;
1420 }
1421 dai->name = rtd->dai_link->name;
1422 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
1423 w->name, rtd->dai_link->name);
1424 break;
1425 case snd_soc_dapm_dai_in:
1426 for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
1427 /*
1428 * Please create DAI widget in the right order
1429 * to ensure BE will connect to the right DAI
1430 * widget.
1431 */
1432 if (!cpu_dai->playback_widget) {
1433 cpu_dai->playback_widget = w;
1434 break;
1435 }
1436 }
1437 if (i == rtd->num_cpus) {
1438 dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
1439 w->name);
1440
1441 return -EINVAL;
1442 }
1443 dai->name = rtd->dai_link->name;
1444 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
1445 w->name, rtd->dai_link->name);
1446 break;
1447 default:
1448 break;
1449 }
1450 }
1451
1452 /* check we have a connection */
1453 if (!dai->name) {
1454 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n",
1455 w->name, w->sname);
1456 return -EINVAL;
1457 }
1458
1459 return 0;
1460 }
1461
1462 /**
1463 * sof_comp_alloc - allocate and initialize buffer for a new component
1464 * @swidget: pointer to struct snd_sof_widget containing extended data
1465 * @ipc_size: IPC payload size that will be updated depending on valid
1466 * extended data.
1467 * @index: ID of the pipeline the component belongs to
1468 *
1469 * Return: The pointer to the new allocated component, NULL if failed.
1470 */
sof_comp_alloc(struct snd_sof_widget * swidget,size_t * ipc_size,int index)1471 static struct sof_ipc_comp *sof_comp_alloc(struct snd_sof_widget *swidget,
1472 size_t *ipc_size, int index)
1473 {
1474 u8 nil_uuid[SOF_UUID_SIZE] = {0};
1475 struct sof_ipc_comp *comp;
1476 size_t total_size = *ipc_size;
1477
1478 /* only non-zero UUID is valid */
1479 if (memcmp(&swidget->comp_ext, nil_uuid, SOF_UUID_SIZE))
1480 total_size += sizeof(swidget->comp_ext);
1481
1482 comp = kzalloc(total_size, GFP_KERNEL);
1483 if (!comp)
1484 return NULL;
1485
1486 /* configure comp new IPC message */
1487 comp->hdr.size = total_size;
1488 comp->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW;
1489 comp->id = swidget->comp_id;
1490 comp->pipeline_id = index;
1491 comp->core = swidget->core;
1492
1493 /* handle the extended data if needed */
1494 if (total_size > *ipc_size) {
1495 /* append extended data to the end of the component */
1496 memcpy((u8 *)comp + *ipc_size, &swidget->comp_ext, sizeof(swidget->comp_ext));
1497 comp->ext_data_length = sizeof(swidget->comp_ext);
1498 }
1499
1500 /* update ipc_size and return */
1501 *ipc_size = total_size;
1502 return comp;
1503 }
1504
sof_widget_load_dai(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r,struct snd_sof_dai * dai)1505 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index,
1506 struct snd_sof_widget *swidget,
1507 struct snd_soc_tplg_dapm_widget *tw,
1508 struct sof_ipc_comp_reply *r,
1509 struct snd_sof_dai *dai)
1510 {
1511 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1512 struct snd_soc_tplg_private *private = &tw->priv;
1513 struct sof_ipc_comp_dai *comp_dai;
1514 size_t ipc_size = sizeof(*comp_dai);
1515 int ret;
1516
1517 comp_dai = (struct sof_ipc_comp_dai *)
1518 sof_comp_alloc(swidget, &ipc_size, index);
1519 if (!comp_dai)
1520 return -ENOMEM;
1521
1522 /* configure dai IPC message */
1523 comp_dai->comp.type = SOF_COMP_DAI;
1524 comp_dai->config.hdr.size = sizeof(comp_dai->config);
1525
1526 ret = sof_parse_tokens(scomp, comp_dai, dai_tokens,
1527 ARRAY_SIZE(dai_tokens), private->array,
1528 le32_to_cpu(private->size));
1529 if (ret != 0) {
1530 dev_err(scomp->dev, "error: parse dai tokens failed %d\n",
1531 le32_to_cpu(private->size));
1532 goto finish;
1533 }
1534
1535 ret = sof_parse_tokens(scomp, &comp_dai->config, comp_tokens,
1536 ARRAY_SIZE(comp_tokens), private->array,
1537 le32_to_cpu(private->size));
1538 if (ret != 0) {
1539 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n",
1540 private->size);
1541 goto finish;
1542 }
1543
1544 dev_dbg(scomp->dev, "dai %s: type %d index %d\n",
1545 swidget->widget->name, comp_dai->type, comp_dai->dai_index);
1546 sof_dbg_comp_config(scomp, &comp_dai->config);
1547
1548 ret = sof_ipc_tx_message(sdev->ipc, comp_dai->comp.hdr.cmd,
1549 comp_dai, ipc_size, r, sizeof(*r));
1550
1551 if (ret == 0 && dai) {
1552 dai->scomp = scomp;
1553
1554 /*
1555 * copy only the sof_ipc_comp_dai to avoid collapsing
1556 * the snd_sof_dai, the extended data is kept in the
1557 * snd_sof_widget.
1558 */
1559 memcpy(&dai->comp_dai, comp_dai, sizeof(*comp_dai));
1560 }
1561
1562 finish:
1563 kfree(comp_dai);
1564 return ret;
1565 }
1566
1567 /*
1568 * Buffer topology
1569 */
1570
sof_widget_load_buffer(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1571 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index,
1572 struct snd_sof_widget *swidget,
1573 struct snd_soc_tplg_dapm_widget *tw,
1574 struct sof_ipc_comp_reply *r)
1575 {
1576 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1577 struct snd_soc_tplg_private *private = &tw->priv;
1578 struct sof_ipc_buffer *buffer;
1579 int ret;
1580
1581 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
1582 if (!buffer)
1583 return -ENOMEM;
1584
1585 /* configure dai IPC message */
1586 buffer->comp.hdr.size = sizeof(*buffer);
1587 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW;
1588 buffer->comp.id = swidget->comp_id;
1589 buffer->comp.type = SOF_COMP_BUFFER;
1590 buffer->comp.pipeline_id = index;
1591 buffer->comp.core = swidget->core;
1592
1593 ret = sof_parse_tokens(scomp, buffer, buffer_tokens,
1594 ARRAY_SIZE(buffer_tokens), private->array,
1595 le32_to_cpu(private->size));
1596 if (ret != 0) {
1597 dev_err(scomp->dev, "error: parse buffer tokens failed %d\n",
1598 private->size);
1599 kfree(buffer);
1600 return ret;
1601 }
1602
1603 dev_dbg(scomp->dev, "buffer %s: size %d caps 0x%x\n",
1604 swidget->widget->name, buffer->size, buffer->caps);
1605
1606 swidget->private = buffer;
1607
1608 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer,
1609 sizeof(*buffer), r, sizeof(*r));
1610 if (ret < 0) {
1611 dev_err(scomp->dev, "error: buffer %s load failed\n",
1612 swidget->widget->name);
1613 kfree(buffer);
1614 }
1615
1616 return ret;
1617 }
1618
1619 /* bind PCM ID to host component ID */
spcm_bind(struct snd_soc_component * scomp,struct snd_sof_pcm * spcm,int dir)1620 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm,
1621 int dir)
1622 {
1623 struct snd_sof_widget *host_widget;
1624
1625 host_widget = snd_sof_find_swidget_sname(scomp,
1626 spcm->pcm.caps[dir].name,
1627 dir);
1628 if (!host_widget) {
1629 dev_err(scomp->dev, "can't find host comp to bind pcm\n");
1630 return -EINVAL;
1631 }
1632
1633 spcm->stream[dir].comp_id = host_widget->comp_id;
1634
1635 return 0;
1636 }
1637
1638 /*
1639 * PCM Topology
1640 */
1641
sof_widget_load_pcm(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,enum sof_ipc_stream_direction dir,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1642 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index,
1643 struct snd_sof_widget *swidget,
1644 enum sof_ipc_stream_direction dir,
1645 struct snd_soc_tplg_dapm_widget *tw,
1646 struct sof_ipc_comp_reply *r)
1647 {
1648 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1649 struct snd_soc_tplg_private *private = &tw->priv;
1650 struct sof_ipc_comp_host *host;
1651 size_t ipc_size = sizeof(*host);
1652 int ret;
1653
1654 host = (struct sof_ipc_comp_host *)
1655 sof_comp_alloc(swidget, &ipc_size, index);
1656 if (!host)
1657 return -ENOMEM;
1658
1659 /* configure host comp IPC message */
1660 host->comp.type = SOF_COMP_HOST;
1661 host->direction = dir;
1662 host->config.hdr.size = sizeof(host->config);
1663
1664 ret = sof_parse_tokens(scomp, host, pcm_tokens,
1665 ARRAY_SIZE(pcm_tokens), private->array,
1666 le32_to_cpu(private->size));
1667 if (ret != 0) {
1668 dev_err(scomp->dev, "error: parse host tokens failed %d\n",
1669 private->size);
1670 goto err;
1671 }
1672
1673 ret = sof_parse_tokens(scomp, &host->config, comp_tokens,
1674 ARRAY_SIZE(comp_tokens), private->array,
1675 le32_to_cpu(private->size));
1676 if (ret != 0) {
1677 dev_err(scomp->dev, "error: parse host.cfg tokens failed %d\n",
1678 le32_to_cpu(private->size));
1679 goto err;
1680 }
1681
1682 dev_dbg(scomp->dev, "loaded host %s\n", swidget->widget->name);
1683 sof_dbg_comp_config(scomp, &host->config);
1684
1685 swidget->private = host;
1686
1687 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host,
1688 ipc_size, r, sizeof(*r));
1689 if (ret >= 0)
1690 return ret;
1691 err:
1692 kfree(host);
1693 return ret;
1694 }
1695
1696 /*
1697 * Pipeline Topology
1698 */
sof_load_pipeline_ipc(struct device * dev,struct sof_ipc_pipe_new * pipeline,struct sof_ipc_comp_reply * r)1699 int sof_load_pipeline_ipc(struct device *dev,
1700 struct sof_ipc_pipe_new *pipeline,
1701 struct sof_ipc_comp_reply *r)
1702 {
1703 struct snd_sof_dev *sdev = dev_get_drvdata(dev);
1704 int ret = sof_core_enable(sdev, pipeline->core);
1705
1706 if (ret < 0)
1707 return ret;
1708
1709 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline,
1710 sizeof(*pipeline), r, sizeof(*r));
1711 if (ret < 0)
1712 dev_err(dev, "error: load pipeline ipc failure\n");
1713
1714 return ret;
1715 }
1716
sof_widget_load_pipeline(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1717 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, int index,
1718 struct snd_sof_widget *swidget,
1719 struct snd_soc_tplg_dapm_widget *tw,
1720 struct sof_ipc_comp_reply *r)
1721 {
1722 struct snd_soc_tplg_private *private = &tw->priv;
1723 struct sof_ipc_pipe_new *pipeline;
1724 struct snd_sof_widget *comp_swidget;
1725 int ret;
1726
1727 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL);
1728 if (!pipeline)
1729 return -ENOMEM;
1730
1731 /* configure dai IPC message */
1732 pipeline->hdr.size = sizeof(*pipeline);
1733 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW;
1734 pipeline->pipeline_id = index;
1735 pipeline->comp_id = swidget->comp_id;
1736
1737 /* component at start of pipeline is our stream id */
1738 comp_swidget = snd_sof_find_swidget(scomp, tw->sname);
1739 if (!comp_swidget) {
1740 dev_err(scomp->dev, "error: widget %s refers to non existent widget %s\n",
1741 tw->name, tw->sname);
1742 ret = -EINVAL;
1743 goto err;
1744 }
1745
1746 pipeline->sched_id = comp_swidget->comp_id;
1747
1748 dev_dbg(scomp->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n",
1749 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id);
1750
1751 ret = sof_parse_tokens(scomp, pipeline, sched_tokens,
1752 ARRAY_SIZE(sched_tokens), private->array,
1753 le32_to_cpu(private->size));
1754 if (ret != 0) {
1755 dev_err(scomp->dev, "error: parse pipeline tokens failed %d\n",
1756 private->size);
1757 goto err;
1758 }
1759
1760 dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n",
1761 swidget->widget->name, pipeline->period, pipeline->priority,
1762 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched);
1763
1764 swidget->private = pipeline;
1765
1766 /* send ipc's to create pipeline comp and power up schedule core */
1767 ret = sof_load_pipeline_ipc(scomp->dev, pipeline, r);
1768 if (ret >= 0)
1769 return ret;
1770 err:
1771 kfree(pipeline);
1772 return ret;
1773 }
1774
1775 /*
1776 * Mixer topology
1777 */
1778
sof_widget_load_mixer(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1779 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index,
1780 struct snd_sof_widget *swidget,
1781 struct snd_soc_tplg_dapm_widget *tw,
1782 struct sof_ipc_comp_reply *r)
1783 {
1784 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1785 struct snd_soc_tplg_private *private = &tw->priv;
1786 struct sof_ipc_comp_mixer *mixer;
1787 size_t ipc_size = sizeof(*mixer);
1788 int ret;
1789
1790 mixer = (struct sof_ipc_comp_mixer *)
1791 sof_comp_alloc(swidget, &ipc_size, index);
1792 if (!mixer)
1793 return -ENOMEM;
1794
1795 /* configure mixer IPC message */
1796 mixer->comp.type = SOF_COMP_MIXER;
1797 mixer->config.hdr.size = sizeof(mixer->config);
1798
1799 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens,
1800 ARRAY_SIZE(comp_tokens), private->array,
1801 le32_to_cpu(private->size));
1802 if (ret != 0) {
1803 dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n",
1804 private->size);
1805 kfree(mixer);
1806 return ret;
1807 }
1808
1809 sof_dbg_comp_config(scomp, &mixer->config);
1810
1811 swidget->private = mixer;
1812
1813 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer,
1814 ipc_size, r, sizeof(*r));
1815 if (ret < 0)
1816 kfree(mixer);
1817
1818 return ret;
1819 }
1820
1821 /*
1822 * Mux topology
1823 */
sof_widget_load_mux(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1824 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index,
1825 struct snd_sof_widget *swidget,
1826 struct snd_soc_tplg_dapm_widget *tw,
1827 struct sof_ipc_comp_reply *r)
1828 {
1829 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1830 struct snd_soc_tplg_private *private = &tw->priv;
1831 struct sof_ipc_comp_mux *mux;
1832 size_t ipc_size = sizeof(*mux);
1833 int ret;
1834
1835 mux = (struct sof_ipc_comp_mux *)
1836 sof_comp_alloc(swidget, &ipc_size, index);
1837 if (!mux)
1838 return -ENOMEM;
1839
1840 /* configure mux IPC message */
1841 mux->comp.type = SOF_COMP_MUX;
1842 mux->config.hdr.size = sizeof(mux->config);
1843
1844 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens,
1845 ARRAY_SIZE(comp_tokens), private->array,
1846 le32_to_cpu(private->size));
1847 if (ret != 0) {
1848 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n",
1849 private->size);
1850 kfree(mux);
1851 return ret;
1852 }
1853
1854 sof_dbg_comp_config(scomp, &mux->config);
1855
1856 swidget->private = mux;
1857
1858 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux,
1859 ipc_size, r, sizeof(*r));
1860 if (ret < 0)
1861 kfree(mux);
1862
1863 return ret;
1864 }
1865
1866 /*
1867 * PGA Topology
1868 */
1869
sof_widget_load_pga(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1870 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index,
1871 struct snd_sof_widget *swidget,
1872 struct snd_soc_tplg_dapm_widget *tw,
1873 struct sof_ipc_comp_reply *r)
1874 {
1875 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1876 struct snd_soc_tplg_private *private = &tw->priv;
1877 struct sof_ipc_comp_volume *volume;
1878 struct snd_sof_control *scontrol;
1879 size_t ipc_size = sizeof(*volume);
1880 int min_step;
1881 int max_step;
1882 int ret;
1883
1884 volume = (struct sof_ipc_comp_volume *)
1885 sof_comp_alloc(swidget, &ipc_size, index);
1886 if (!volume)
1887 return -ENOMEM;
1888
1889 if (!le32_to_cpu(tw->num_kcontrols)) {
1890 dev_err(scomp->dev, "error: invalid kcontrol count %d for volume\n",
1891 tw->num_kcontrols);
1892 ret = -EINVAL;
1893 goto err;
1894 }
1895
1896 /* configure volume IPC message */
1897 volume->comp.type = SOF_COMP_VOLUME;
1898 volume->config.hdr.size = sizeof(volume->config);
1899
1900 ret = sof_parse_tokens(scomp, volume, volume_tokens,
1901 ARRAY_SIZE(volume_tokens), private->array,
1902 le32_to_cpu(private->size));
1903 if (ret != 0) {
1904 dev_err(scomp->dev, "error: parse volume tokens failed %d\n",
1905 private->size);
1906 goto err;
1907 }
1908 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens,
1909 ARRAY_SIZE(comp_tokens), private->array,
1910 le32_to_cpu(private->size));
1911 if (ret != 0) {
1912 dev_err(scomp->dev, "error: parse volume.cfg tokens failed %d\n",
1913 le32_to_cpu(private->size));
1914 goto err;
1915 }
1916
1917 sof_dbg_comp_config(scomp, &volume->config);
1918
1919 swidget->private = volume;
1920
1921 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
1922 if (scontrol->comp_id == swidget->comp_id &&
1923 scontrol->volume_table) {
1924 min_step = scontrol->min_volume_step;
1925 max_step = scontrol->max_volume_step;
1926 volume->min_value = scontrol->volume_table[min_step];
1927 volume->max_value = scontrol->volume_table[max_step];
1928 volume->channels = scontrol->num_channels;
1929 break;
1930 }
1931 }
1932
1933 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume,
1934 ipc_size, r, sizeof(*r));
1935 if (ret >= 0)
1936 return ret;
1937 err:
1938 kfree(volume);
1939 return ret;
1940 }
1941
1942 /*
1943 * SRC Topology
1944 */
1945
sof_widget_load_src(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)1946 static int sof_widget_load_src(struct snd_soc_component *scomp, int index,
1947 struct snd_sof_widget *swidget,
1948 struct snd_soc_tplg_dapm_widget *tw,
1949 struct sof_ipc_comp_reply *r)
1950 {
1951 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1952 struct snd_soc_tplg_private *private = &tw->priv;
1953 struct sof_ipc_comp_src *src;
1954 size_t ipc_size = sizeof(*src);
1955 int ret;
1956
1957 src = (struct sof_ipc_comp_src *)
1958 sof_comp_alloc(swidget, &ipc_size, index);
1959 if (!src)
1960 return -ENOMEM;
1961
1962 /* configure src IPC message */
1963 src->comp.type = SOF_COMP_SRC;
1964 src->config.hdr.size = sizeof(src->config);
1965
1966 ret = sof_parse_tokens(scomp, src, src_tokens,
1967 ARRAY_SIZE(src_tokens), private->array,
1968 le32_to_cpu(private->size));
1969 if (ret != 0) {
1970 dev_err(scomp->dev, "error: parse src tokens failed %d\n",
1971 private->size);
1972 goto err;
1973 }
1974
1975 ret = sof_parse_tokens(scomp, &src->config, comp_tokens,
1976 ARRAY_SIZE(comp_tokens), private->array,
1977 le32_to_cpu(private->size));
1978 if (ret != 0) {
1979 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n",
1980 le32_to_cpu(private->size));
1981 goto err;
1982 }
1983
1984 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n",
1985 swidget->widget->name, src->source_rate, src->sink_rate);
1986 sof_dbg_comp_config(scomp, &src->config);
1987
1988 swidget->private = src;
1989
1990 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src,
1991 ipc_size, r, sizeof(*r));
1992 if (ret >= 0)
1993 return ret;
1994 err:
1995 kfree(src);
1996 return ret;
1997 }
1998
1999 /*
2000 * ASRC Topology
2001 */
2002
sof_widget_load_asrc(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)2003 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index,
2004 struct snd_sof_widget *swidget,
2005 struct snd_soc_tplg_dapm_widget *tw,
2006 struct sof_ipc_comp_reply *r)
2007 {
2008 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2009 struct snd_soc_tplg_private *private = &tw->priv;
2010 struct sof_ipc_comp_asrc *asrc;
2011 size_t ipc_size = sizeof(*asrc);
2012 int ret;
2013
2014 asrc = (struct sof_ipc_comp_asrc *)
2015 sof_comp_alloc(swidget, &ipc_size, index);
2016 if (!asrc)
2017 return -ENOMEM;
2018
2019 /* configure ASRC IPC message */
2020 asrc->comp.type = SOF_COMP_ASRC;
2021 asrc->config.hdr.size = sizeof(asrc->config);
2022
2023 ret = sof_parse_tokens(scomp, asrc, asrc_tokens,
2024 ARRAY_SIZE(asrc_tokens), private->array,
2025 le32_to_cpu(private->size));
2026 if (ret != 0) {
2027 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n",
2028 private->size);
2029 goto err;
2030 }
2031
2032 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens,
2033 ARRAY_SIZE(comp_tokens), private->array,
2034 le32_to_cpu(private->size));
2035 if (ret != 0) {
2036 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n",
2037 le32_to_cpu(private->size));
2038 goto err;
2039 }
2040
2041 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d "
2042 "asynch %d operation %d\n",
2043 swidget->widget->name, asrc->source_rate, asrc->sink_rate,
2044 asrc->asynchronous_mode, asrc->operation_mode);
2045 sof_dbg_comp_config(scomp, &asrc->config);
2046
2047 swidget->private = asrc;
2048
2049 ret = sof_ipc_tx_message(sdev->ipc, asrc->comp.hdr.cmd, asrc,
2050 ipc_size, r, sizeof(*r));
2051 if (ret >= 0)
2052 return ret;
2053 err:
2054 kfree(asrc);
2055 return ret;
2056 }
2057
2058 /*
2059 * Signal Generator Topology
2060 */
2061
sof_widget_load_siggen(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)2062 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index,
2063 struct snd_sof_widget *swidget,
2064 struct snd_soc_tplg_dapm_widget *tw,
2065 struct sof_ipc_comp_reply *r)
2066 {
2067 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2068 struct snd_soc_tplg_private *private = &tw->priv;
2069 struct sof_ipc_comp_tone *tone;
2070 size_t ipc_size = sizeof(*tone);
2071 int ret;
2072
2073 tone = (struct sof_ipc_comp_tone *)
2074 sof_comp_alloc(swidget, &ipc_size, index);
2075 if (!tone)
2076 return -ENOMEM;
2077
2078 /* configure siggen IPC message */
2079 tone->comp.type = SOF_COMP_TONE;
2080 tone->config.hdr.size = sizeof(tone->config);
2081
2082 ret = sof_parse_tokens(scomp, tone, tone_tokens,
2083 ARRAY_SIZE(tone_tokens), private->array,
2084 le32_to_cpu(private->size));
2085 if (ret != 0) {
2086 dev_err(scomp->dev, "error: parse tone tokens failed %d\n",
2087 le32_to_cpu(private->size));
2088 goto err;
2089 }
2090
2091 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens,
2092 ARRAY_SIZE(comp_tokens), private->array,
2093 le32_to_cpu(private->size));
2094 if (ret != 0) {
2095 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n",
2096 le32_to_cpu(private->size));
2097 goto err;
2098 }
2099
2100 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n",
2101 swidget->widget->name, tone->frequency, tone->amplitude);
2102 sof_dbg_comp_config(scomp, &tone->config);
2103
2104 swidget->private = tone;
2105
2106 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone,
2107 ipc_size, r, sizeof(*r));
2108 if (ret >= 0)
2109 return ret;
2110 err:
2111 kfree(tone);
2112 return ret;
2113 }
2114
sof_get_control_data(struct snd_soc_component * scomp,struct snd_soc_dapm_widget * widget,struct sof_widget_data * wdata,size_t * size)2115 static int sof_get_control_data(struct snd_soc_component *scomp,
2116 struct snd_soc_dapm_widget *widget,
2117 struct sof_widget_data *wdata,
2118 size_t *size)
2119 {
2120 const struct snd_kcontrol_new *kc;
2121 struct soc_mixer_control *sm;
2122 struct soc_bytes_ext *sbe;
2123 struct soc_enum *se;
2124 int i;
2125
2126 *size = 0;
2127
2128 for (i = 0; i < widget->num_kcontrols; i++) {
2129 kc = &widget->kcontrol_news[i];
2130
2131 switch (widget->dobj.widget.kcontrol_type) {
2132 case SND_SOC_TPLG_TYPE_MIXER:
2133 sm = (struct soc_mixer_control *)kc->private_value;
2134 wdata[i].control = sm->dobj.private;
2135 break;
2136 case SND_SOC_TPLG_TYPE_BYTES:
2137 sbe = (struct soc_bytes_ext *)kc->private_value;
2138 wdata[i].control = sbe->dobj.private;
2139 break;
2140 case SND_SOC_TPLG_TYPE_ENUM:
2141 se = (struct soc_enum *)kc->private_value;
2142 wdata[i].control = se->dobj.private;
2143 break;
2144 default:
2145 dev_err(scomp->dev, "error: unknown kcontrol type %d in widget %s\n",
2146 widget->dobj.widget.kcontrol_type,
2147 widget->name);
2148 return -EINVAL;
2149 }
2150
2151 if (!wdata[i].control) {
2152 dev_err(scomp->dev, "error: no scontrol for widget %s\n",
2153 widget->name);
2154 return -EINVAL;
2155 }
2156
2157 wdata[i].pdata = wdata[i].control->control_data->data;
2158 if (!wdata[i].pdata)
2159 return -EINVAL;
2160
2161 /* make sure data is valid - data can be updated at runtime */
2162 if (wdata[i].pdata->magic != SOF_ABI_MAGIC)
2163 return -EINVAL;
2164
2165 *size += wdata[i].pdata->size;
2166
2167 /* get data type */
2168 switch (wdata[i].control->cmd) {
2169 case SOF_CTRL_CMD_VOLUME:
2170 case SOF_CTRL_CMD_ENUM:
2171 case SOF_CTRL_CMD_SWITCH:
2172 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE;
2173 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET;
2174 break;
2175 case SOF_CTRL_CMD_BINARY:
2176 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA;
2177 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET;
2178 break;
2179 default:
2180 break;
2181 }
2182 }
2183
2184 return 0;
2185 }
2186
sof_process_load(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r,int type)2187 static int sof_process_load(struct snd_soc_component *scomp, int index,
2188 struct snd_sof_widget *swidget,
2189 struct snd_soc_tplg_dapm_widget *tw,
2190 struct sof_ipc_comp_reply *r,
2191 int type)
2192 {
2193 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2194 struct snd_soc_dapm_widget *widget = swidget->widget;
2195 struct snd_soc_tplg_private *private = &tw->priv;
2196 struct sof_ipc_comp_process *process;
2197 struct sof_widget_data *wdata = NULL;
2198 size_t ipc_data_size = 0;
2199 size_t ipc_size;
2200 int offset = 0;
2201 int ret;
2202 int i;
2203
2204 /* allocate struct for widget control data sizes and types */
2205 if (widget->num_kcontrols) {
2206 wdata = kcalloc(widget->num_kcontrols,
2207 sizeof(*wdata),
2208 GFP_KERNEL);
2209
2210 if (!wdata)
2211 return -ENOMEM;
2212
2213 /* get possible component controls and get size of all pdata */
2214 ret = sof_get_control_data(scomp, widget, wdata,
2215 &ipc_data_size);
2216
2217 if (ret < 0)
2218 goto out;
2219 }
2220
2221 ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size;
2222
2223 /* we are exceeding max ipc size, config needs to be sent separately */
2224 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) {
2225 ipc_size -= ipc_data_size;
2226 ipc_data_size = 0;
2227 }
2228
2229 process = (struct sof_ipc_comp_process *)
2230 sof_comp_alloc(swidget, &ipc_size, index);
2231 if (!process) {
2232 ret = -ENOMEM;
2233 goto out;
2234 }
2235
2236 /* configure iir IPC message */
2237 process->comp.type = type;
2238 process->config.hdr.size = sizeof(process->config);
2239
2240 ret = sof_parse_tokens(scomp, &process->config, comp_tokens,
2241 ARRAY_SIZE(comp_tokens), private->array,
2242 le32_to_cpu(private->size));
2243 if (ret != 0) {
2244 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n",
2245 le32_to_cpu(private->size));
2246 goto err;
2247 }
2248
2249 sof_dbg_comp_config(scomp, &process->config);
2250
2251 /*
2252 * found private data in control, so copy it.
2253 * get possible component controls - get size of all pdata,
2254 * then memcpy with headers
2255 */
2256 if (ipc_data_size) {
2257 for (i = 0; i < widget->num_kcontrols; i++) {
2258 memcpy(&process->data + offset,
2259 wdata[i].pdata->data,
2260 wdata[i].pdata->size);
2261 offset += wdata[i].pdata->size;
2262 }
2263 }
2264
2265 process->size = ipc_data_size;
2266 swidget->private = process;
2267
2268 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process,
2269 ipc_size, r, sizeof(*r));
2270
2271 if (ret < 0) {
2272 dev_err(scomp->dev, "error: create process failed\n");
2273 goto err;
2274 }
2275
2276 /* we sent the data in single message so return */
2277 if (ipc_data_size)
2278 goto out;
2279
2280 /* send control data with large message supported method */
2281 for (i = 0; i < widget->num_kcontrols; i++) {
2282 wdata[i].control->readback_offset = 0;
2283 ret = snd_sof_ipc_set_get_comp_data(wdata[i].control,
2284 wdata[i].ipc_cmd,
2285 wdata[i].ctrl_type,
2286 wdata[i].control->cmd,
2287 true);
2288 if (ret != 0) {
2289 dev_err(scomp->dev, "error: send control failed\n");
2290 break;
2291 }
2292 }
2293
2294 err:
2295 if (ret < 0)
2296 kfree(process);
2297 out:
2298 kfree(wdata);
2299 return ret;
2300 }
2301
2302 /*
2303 * Processing Component Topology - can be "effect", "codec", or general
2304 * "processing".
2305 */
2306
sof_widget_load_process(struct snd_soc_component * scomp,int index,struct snd_sof_widget * swidget,struct snd_soc_tplg_dapm_widget * tw,struct sof_ipc_comp_reply * r)2307 static int sof_widget_load_process(struct snd_soc_component *scomp, int index,
2308 struct snd_sof_widget *swidget,
2309 struct snd_soc_tplg_dapm_widget *tw,
2310 struct sof_ipc_comp_reply *r)
2311 {
2312 struct snd_soc_tplg_private *private = &tw->priv;
2313 struct sof_ipc_comp_process config;
2314 int ret;
2315
2316 /* check we have some tokens - we need at least process type */
2317 if (le32_to_cpu(private->size) == 0) {
2318 dev_err(scomp->dev, "error: process tokens not found\n");
2319 return -EINVAL;
2320 }
2321
2322 memset(&config, 0, sizeof(config));
2323 config.comp.core = swidget->core;
2324
2325 /* get the process token */
2326 ret = sof_parse_tokens(scomp, &config, process_tokens,
2327 ARRAY_SIZE(process_tokens), private->array,
2328 le32_to_cpu(private->size));
2329 if (ret != 0) {
2330 dev_err(scomp->dev, "error: parse process tokens failed %d\n",
2331 le32_to_cpu(private->size));
2332 return ret;
2333 }
2334
2335 /* now load process specific data and send IPC */
2336 ret = sof_process_load(scomp, index, swidget, tw, r,
2337 find_process_comp_type(config.type));
2338 if (ret < 0) {
2339 dev_err(scomp->dev, "error: process loading failed\n");
2340 return ret;
2341 }
2342
2343 return 0;
2344 }
2345
sof_widget_bind_event(struct snd_soc_component * scomp,struct snd_sof_widget * swidget,u16 event_type)2346 static int sof_widget_bind_event(struct snd_soc_component *scomp,
2347 struct snd_sof_widget *swidget,
2348 u16 event_type)
2349 {
2350 struct sof_ipc_comp *ipc_comp;
2351
2352 /* validate widget event type */
2353 switch (event_type) {
2354 case SOF_KEYWORD_DETECT_DAPM_EVENT:
2355 /* only KEYWORD_DETECT comps should handle this */
2356 if (swidget->id != snd_soc_dapm_effect)
2357 break;
2358
2359 ipc_comp = swidget->private;
2360 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT)
2361 break;
2362
2363 /* bind event to keyword detect comp */
2364 return snd_soc_tplg_widget_bind_event(swidget->widget,
2365 sof_kwd_events,
2366 ARRAY_SIZE(sof_kwd_events),
2367 event_type);
2368 default:
2369 break;
2370 }
2371
2372 dev_err(scomp->dev,
2373 "error: invalid event type %d for widget %s\n",
2374 event_type, swidget->widget->name);
2375 return -EINVAL;
2376 }
2377
2378 /* external widget init - used for any driver specific init */
sof_widget_ready(struct snd_soc_component * scomp,int index,struct snd_soc_dapm_widget * w,struct snd_soc_tplg_dapm_widget * tw)2379 static int sof_widget_ready(struct snd_soc_component *scomp, int index,
2380 struct snd_soc_dapm_widget *w,
2381 struct snd_soc_tplg_dapm_widget *tw)
2382 {
2383 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2384 struct snd_sof_widget *swidget;
2385 struct snd_sof_dai *dai;
2386 struct sof_ipc_comp_reply reply;
2387 struct snd_sof_control *scontrol;
2388 struct sof_ipc_comp comp = {
2389 .core = SOF_DSP_PRIMARY_CORE,
2390 };
2391 int ret = 0;
2392
2393 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL);
2394 if (!swidget)
2395 return -ENOMEM;
2396
2397 swidget->scomp = scomp;
2398 swidget->widget = w;
2399 swidget->comp_id = sdev->next_comp_id++;
2400 swidget->complete = 0;
2401 swidget->id = w->id;
2402 swidget->pipeline_id = index;
2403 swidget->private = NULL;
2404 memset(&reply, 0, sizeof(reply));
2405
2406 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n",
2407 swidget->comp_id, index, swidget->id, tw->name,
2408 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
2409 ? tw->sname : "none");
2410
2411 ret = sof_parse_tokens(scomp, &comp, core_tokens,
2412 ARRAY_SIZE(core_tokens), tw->priv.array,
2413 le32_to_cpu(tw->priv.size));
2414 if (ret != 0) {
2415 dev_err(scomp->dev, "error: parsing core tokens failed %d\n",
2416 ret);
2417 kfree(swidget);
2418 return ret;
2419 }
2420
2421 swidget->core = comp.core;
2422
2423 /* default is primary core, safe to call for already enabled cores */
2424 ret = sof_core_enable(sdev, comp.core);
2425 if (ret < 0) {
2426 dev_err(scomp->dev, "error: enable core: %d\n", ret);
2427 kfree(swidget);
2428 return ret;
2429 }
2430
2431 ret = sof_parse_tokens(scomp, &swidget->comp_ext, comp_ext_tokens,
2432 ARRAY_SIZE(comp_ext_tokens), tw->priv.array,
2433 le32_to_cpu(tw->priv.size));
2434 if (ret != 0) {
2435 dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n",
2436 ret);
2437 kfree(swidget);
2438 return ret;
2439 }
2440
2441 /* handle any special case widgets */
2442 switch (w->id) {
2443 case snd_soc_dapm_dai_in:
2444 case snd_soc_dapm_dai_out:
2445 dai = kzalloc(sizeof(*dai), GFP_KERNEL);
2446 if (!dai) {
2447 kfree(swidget);
2448 return -ENOMEM;
2449 }
2450
2451 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, dai);
2452 if (ret == 0) {
2453 sof_connect_dai_widget(scomp, w, tw, dai);
2454 list_add(&dai->list, &sdev->dai_list);
2455 swidget->private = dai;
2456 } else {
2457 kfree(dai);
2458 }
2459 break;
2460 case snd_soc_dapm_mixer:
2461 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply);
2462 break;
2463 case snd_soc_dapm_pga:
2464 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply);
2465 /* Find scontrol for this pga and set readback offset*/
2466 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
2467 if (scontrol->comp_id == swidget->comp_id) {
2468 scontrol->readback_offset = reply.offset;
2469 break;
2470 }
2471 }
2472 break;
2473 case snd_soc_dapm_buffer:
2474 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply);
2475 break;
2476 case snd_soc_dapm_scheduler:
2477 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, &reply);
2478 break;
2479 case snd_soc_dapm_aif_out:
2480 ret = sof_widget_load_pcm(scomp, index, swidget,
2481 SOF_IPC_STREAM_CAPTURE, tw, &reply);
2482 break;
2483 case snd_soc_dapm_aif_in:
2484 ret = sof_widget_load_pcm(scomp, index, swidget,
2485 SOF_IPC_STREAM_PLAYBACK, tw, &reply);
2486 break;
2487 case snd_soc_dapm_src:
2488 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply);
2489 break;
2490 case snd_soc_dapm_asrc:
2491 ret = sof_widget_load_asrc(scomp, index, swidget, tw, &reply);
2492 break;
2493 case snd_soc_dapm_siggen:
2494 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply);
2495 break;
2496 case snd_soc_dapm_effect:
2497 ret = sof_widget_load_process(scomp, index, swidget, tw, &reply);
2498 break;
2499 case snd_soc_dapm_mux:
2500 case snd_soc_dapm_demux:
2501 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply);
2502 break;
2503 case snd_soc_dapm_switch:
2504 case snd_soc_dapm_dai_link:
2505 case snd_soc_dapm_kcontrol:
2506 default:
2507 dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name);
2508 break;
2509 }
2510
2511 /* check IPC reply */
2512 if (ret < 0 || reply.rhdr.error < 0) {
2513 dev_err(scomp->dev,
2514 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n",
2515 tw->shift, swidget->id, tw->name,
2516 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
2517 ? tw->sname : "none", reply.rhdr.error);
2518 kfree(swidget);
2519 return ret;
2520 }
2521
2522 /* bind widget to external event */
2523 if (tw->event_type) {
2524 ret = sof_widget_bind_event(scomp, swidget,
2525 le16_to_cpu(tw->event_type));
2526 if (ret) {
2527 dev_err(scomp->dev, "error: widget event binding failed\n");
2528 kfree(swidget->private);
2529 kfree(swidget);
2530 return ret;
2531 }
2532 }
2533
2534 w->dobj.private = swidget;
2535 list_add(&swidget->list, &sdev->widget_list);
2536 return ret;
2537 }
2538
sof_route_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)2539 static int sof_route_unload(struct snd_soc_component *scomp,
2540 struct snd_soc_dobj *dobj)
2541 {
2542 struct snd_sof_route *sroute;
2543
2544 sroute = dobj->private;
2545 if (!sroute)
2546 return 0;
2547
2548 /* free sroute and its private data */
2549 kfree(sroute->private);
2550 list_del(&sroute->list);
2551 kfree(sroute);
2552
2553 return 0;
2554 }
2555
sof_widget_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)2556 static int sof_widget_unload(struct snd_soc_component *scomp,
2557 struct snd_soc_dobj *dobj)
2558 {
2559 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2560 const struct snd_kcontrol_new *kc;
2561 struct snd_soc_dapm_widget *widget;
2562 struct sof_ipc_pipe_new *pipeline;
2563 struct snd_sof_control *scontrol;
2564 struct snd_sof_widget *swidget;
2565 struct soc_mixer_control *sm;
2566 struct soc_bytes_ext *sbe;
2567 struct snd_sof_dai *dai;
2568 struct soc_enum *se;
2569 int ret = 0;
2570 int i;
2571
2572 swidget = dobj->private;
2573 if (!swidget)
2574 return 0;
2575
2576 widget = swidget->widget;
2577
2578 switch (swidget->id) {
2579 case snd_soc_dapm_dai_in:
2580 case snd_soc_dapm_dai_out:
2581 dai = swidget->private;
2582
2583 if (dai) {
2584 /* free dai config */
2585 kfree(dai->dai_config);
2586 list_del(&dai->list);
2587 }
2588 break;
2589 case snd_soc_dapm_scheduler:
2590
2591 /* power down the pipeline schedule core */
2592 pipeline = swidget->private;
2593
2594 /*
2595 * Runtime PM should still function normally if topology loading fails and
2596 * it's components are unloaded. Do not power down the primary core so that the
2597 * CTX_SAVE IPC can succeed during runtime suspend.
2598 */
2599 if (pipeline->core == SOF_DSP_PRIMARY_CORE)
2600 break;
2601
2602 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core);
2603 if (ret < 0)
2604 dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n",
2605 pipeline->core);
2606
2607 /* update enabled cores mask */
2608 sdev->enabled_cores_mask &= ~(1 << pipeline->core);
2609
2610 break;
2611 default:
2612 break;
2613 }
2614 for (i = 0; i < widget->num_kcontrols; i++) {
2615 kc = &widget->kcontrol_news[i];
2616 switch (dobj->widget.kcontrol_type) {
2617 case SND_SOC_TPLG_TYPE_MIXER:
2618 sm = (struct soc_mixer_control *)kc->private_value;
2619 scontrol = sm->dobj.private;
2620 if (sm->max > 1)
2621 kfree(scontrol->volume_table);
2622 break;
2623 case SND_SOC_TPLG_TYPE_ENUM:
2624 se = (struct soc_enum *)kc->private_value;
2625 scontrol = se->dobj.private;
2626 break;
2627 case SND_SOC_TPLG_TYPE_BYTES:
2628 sbe = (struct soc_bytes_ext *)kc->private_value;
2629 scontrol = sbe->dobj.private;
2630 break;
2631 default:
2632 dev_warn(scomp->dev, "unsupported kcontrol_type\n");
2633 goto out;
2634 }
2635 kfree(scontrol->control_data);
2636 list_del(&scontrol->list);
2637 kfree(scontrol);
2638 }
2639
2640 out:
2641 /* free private value */
2642 kfree(swidget->private);
2643
2644 /* remove and free swidget object */
2645 list_del(&swidget->list);
2646 kfree(swidget);
2647
2648 return ret;
2649 }
2650
2651 /*
2652 * DAI HW configuration.
2653 */
2654
2655 /* FE DAI - used for any driver specific init */
sof_dai_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_driver * dai_drv,struct snd_soc_tplg_pcm * pcm,struct snd_soc_dai * dai)2656 static int sof_dai_load(struct snd_soc_component *scomp, int index,
2657 struct snd_soc_dai_driver *dai_drv,
2658 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai)
2659 {
2660 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2661 struct snd_soc_tplg_stream_caps *caps;
2662 struct snd_soc_tplg_private *private = &pcm->priv;
2663 struct snd_sof_pcm *spcm;
2664 int stream;
2665 int ret;
2666
2667 /* nothing to do for BEs atm */
2668 if (!pcm)
2669 return 0;
2670
2671 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL);
2672 if (!spcm)
2673 return -ENOMEM;
2674
2675 spcm->scomp = scomp;
2676
2677 for_each_pcm_streams(stream) {
2678 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED;
2679 INIT_WORK(&spcm->stream[stream].period_elapsed_work,
2680 snd_sof_pcm_period_elapsed_work);
2681 }
2682
2683 spcm->pcm = *pcm;
2684 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name);
2685
2686 dai_drv->dobj.private = spcm;
2687 list_add(&spcm->list, &sdev->pcm_list);
2688
2689 ret = sof_parse_tokens(scomp, spcm, stream_tokens,
2690 ARRAY_SIZE(stream_tokens), private->array,
2691 le32_to_cpu(private->size));
2692 if (ret) {
2693 dev_err(scomp->dev, "error: parse stream tokens failed %d\n",
2694 le32_to_cpu(private->size));
2695 return ret;
2696 }
2697
2698 /* do we need to allocate playback PCM DMA pages */
2699 if (!spcm->pcm.playback)
2700 goto capture;
2701
2702 stream = SNDRV_PCM_STREAM_PLAYBACK;
2703
2704 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n",
2705 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
2706
2707 caps = &spcm->pcm.caps[stream];
2708
2709 /* allocate playback page table buffer */
2710 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
2711 PAGE_SIZE, &spcm->stream[stream].page_table);
2712 if (ret < 0) {
2713 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
2714 caps->name, ret);
2715
2716 return ret;
2717 }
2718
2719 /* bind pcm to host comp */
2720 ret = spcm_bind(scomp, spcm, stream);
2721 if (ret) {
2722 dev_err(scomp->dev,
2723 "error: can't bind pcm to host\n");
2724 goto free_playback_tables;
2725 }
2726
2727 capture:
2728 stream = SNDRV_PCM_STREAM_CAPTURE;
2729
2730 /* do we need to allocate capture PCM DMA pages */
2731 if (!spcm->pcm.capture)
2732 return ret;
2733
2734 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n",
2735 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
2736
2737 caps = &spcm->pcm.caps[stream];
2738
2739 /* allocate capture page table buffer */
2740 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
2741 PAGE_SIZE, &spcm->stream[stream].page_table);
2742 if (ret < 0) {
2743 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
2744 caps->name, ret);
2745 goto free_playback_tables;
2746 }
2747
2748 /* bind pcm to host comp */
2749 ret = spcm_bind(scomp, spcm, stream);
2750 if (ret) {
2751 dev_err(scomp->dev,
2752 "error: can't bind pcm to host\n");
2753 snd_dma_free_pages(&spcm->stream[stream].page_table);
2754 goto free_playback_tables;
2755 }
2756
2757 return ret;
2758
2759 free_playback_tables:
2760 if (spcm->pcm.playback)
2761 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
2762
2763 return ret;
2764 }
2765
sof_dai_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)2766 static int sof_dai_unload(struct snd_soc_component *scomp,
2767 struct snd_soc_dobj *dobj)
2768 {
2769 struct snd_sof_pcm *spcm = dobj->private;
2770
2771 /* free PCM DMA pages */
2772 if (spcm->pcm.playback)
2773 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
2774
2775 if (spcm->pcm.capture)
2776 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table);
2777
2778 /* remove from list and free spcm */
2779 list_del(&spcm->list);
2780 kfree(spcm);
2781
2782 return 0;
2783 }
2784
sof_dai_set_format(struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)2785 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config,
2786 struct sof_ipc_dai_config *config)
2787 {
2788 /* clock directions wrt codec */
2789 if (hw_config->bclk_master == SND_SOC_TPLG_BCLK_CM) {
2790 /* codec is bclk master */
2791 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM)
2792 config->format |= SOF_DAI_FMT_CBM_CFM;
2793 else
2794 config->format |= SOF_DAI_FMT_CBM_CFS;
2795 } else {
2796 /* codec is bclk slave */
2797 if (hw_config->fsync_master == SND_SOC_TPLG_FSYNC_CM)
2798 config->format |= SOF_DAI_FMT_CBS_CFM;
2799 else
2800 config->format |= SOF_DAI_FMT_CBS_CFS;
2801 }
2802
2803 /* inverted clocks ? */
2804 if (hw_config->invert_bclk) {
2805 if (hw_config->invert_fsync)
2806 config->format |= SOF_DAI_FMT_IB_IF;
2807 else
2808 config->format |= SOF_DAI_FMT_IB_NF;
2809 } else {
2810 if (hw_config->invert_fsync)
2811 config->format |= SOF_DAI_FMT_NB_IF;
2812 else
2813 config->format |= SOF_DAI_FMT_NB_NF;
2814 }
2815 }
2816
2817 /*
2818 * Send IPC and set the same config for all DAIs with name matching the link
2819 * name. Note that the function can only be used for the case that all DAIs
2820 * have a common DAI config for now.
2821 */
sof_set_dai_config(struct snd_sof_dev * sdev,u32 size,struct snd_soc_dai_link * link,struct sof_ipc_dai_config * config)2822 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size,
2823 struct snd_soc_dai_link *link,
2824 struct sof_ipc_dai_config *config)
2825 {
2826 struct snd_sof_dai *dai;
2827 int found = 0;
2828
2829 list_for_each_entry(dai, &sdev->dai_list, list) {
2830 if (!dai->name)
2831 continue;
2832
2833 if (strcmp(link->name, dai->name) == 0) {
2834 struct sof_ipc_reply reply;
2835 int ret;
2836
2837 /*
2838 * the same dai config will be applied to all DAIs in
2839 * the same dai link. We have to ensure that the ipc
2840 * dai config's dai_index match to the component's
2841 * dai_index.
2842 */
2843 config->dai_index = dai->comp_dai.dai_index;
2844
2845 /* send message to DSP */
2846 ret = sof_ipc_tx_message(sdev->ipc,
2847 config->hdr.cmd, config, size,
2848 &reply, sizeof(reply));
2849
2850 if (ret < 0) {
2851 dev_err(sdev->dev, "error: failed to set DAI config for %s index %d\n",
2852 dai->name, config->dai_index);
2853 return ret;
2854 }
2855 dai->dai_config = kmemdup(config, size, GFP_KERNEL);
2856 if (!dai->dai_config)
2857 return -ENOMEM;
2858
2859 /* set cpu_dai_name */
2860 dai->cpu_dai_name = link->cpus->dai_name;
2861
2862 found = 1;
2863 }
2864 }
2865
2866 /*
2867 * machine driver may define a dai link with playback and capture
2868 * dai enabled, but the dai link in topology would support both, one
2869 * or none of them. Here print a warning message to notify user
2870 */
2871 if (!found) {
2872 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s",
2873 link->name);
2874 }
2875
2876 return 0;
2877 }
2878
sof_link_ssp_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg,struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)2879 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index,
2880 struct snd_soc_dai_link *link,
2881 struct snd_soc_tplg_link_config *cfg,
2882 struct snd_soc_tplg_hw_config *hw_config,
2883 struct sof_ipc_dai_config *config)
2884 {
2885 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2886 struct snd_soc_tplg_private *private = &cfg->priv;
2887 u32 size = sizeof(*config);
2888 int ret;
2889
2890 /* handle master/slave and inverted clocks */
2891 sof_dai_set_format(hw_config, config);
2892
2893 /* init IPC */
2894 memset(&config->ssp, 0, sizeof(struct sof_ipc_dai_ssp_params));
2895 config->hdr.size = size;
2896
2897 ret = sof_parse_tokens(scomp, &config->ssp, ssp_tokens,
2898 ARRAY_SIZE(ssp_tokens), private->array,
2899 le32_to_cpu(private->size));
2900 if (ret != 0) {
2901 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n",
2902 le32_to_cpu(private->size));
2903 return ret;
2904 }
2905
2906 config->ssp.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
2907 config->ssp.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
2908 config->ssp.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
2909 config->ssp.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
2910 config->ssp.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
2911 config->ssp.mclk_direction = hw_config->mclk_direction;
2912 config->ssp.rx_slots = le32_to_cpu(hw_config->rx_slots);
2913 config->ssp.tx_slots = le32_to_cpu(hw_config->tx_slots);
2914
2915 dev_dbg(scomp->dev, "tplg: config SSP%d fmt 0x%x mclk %d bclk %d fclk %d width (%d)%d slots %d mclk id %d quirks %d\n",
2916 config->dai_index, config->format,
2917 config->ssp.mclk_rate, config->ssp.bclk_rate,
2918 config->ssp.fsync_rate, config->ssp.sample_valid_bits,
2919 config->ssp.tdm_slot_width, config->ssp.tdm_slots,
2920 config->ssp.mclk_id, config->ssp.quirks);
2921
2922 /* validate SSP fsync rate and channel count */
2923 if (config->ssp.fsync_rate < 8000 || config->ssp.fsync_rate > 192000) {
2924 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n",
2925 config->dai_index);
2926 return -EINVAL;
2927 }
2928
2929 if (config->ssp.tdm_slots < 1 || config->ssp.tdm_slots > 8) {
2930 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n",
2931 config->dai_index);
2932 return -EINVAL;
2933 }
2934
2935 /* set config for all DAI's with name matching the link name */
2936 ret = sof_set_dai_config(sdev, size, link, config);
2937 if (ret < 0)
2938 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n",
2939 config->dai_index);
2940
2941 return ret;
2942 }
2943
sof_link_sai_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg,struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)2944 static int sof_link_sai_load(struct snd_soc_component *scomp, int index,
2945 struct snd_soc_dai_link *link,
2946 struct snd_soc_tplg_link_config *cfg,
2947 struct snd_soc_tplg_hw_config *hw_config,
2948 struct sof_ipc_dai_config *config)
2949 {
2950 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2951 struct snd_soc_tplg_private *private = &cfg->priv;
2952 u32 size = sizeof(*config);
2953 int ret;
2954
2955 /* handle master/slave and inverted clocks */
2956 sof_dai_set_format(hw_config, config);
2957
2958 /* init IPC */
2959 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params));
2960 config->hdr.size = size;
2961
2962 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens,
2963 ARRAY_SIZE(sai_tokens), private->array,
2964 le32_to_cpu(private->size));
2965 if (ret != 0) {
2966 dev_err(scomp->dev, "error: parse sai tokens failed %d\n",
2967 le32_to_cpu(private->size));
2968 return ret;
2969 }
2970
2971 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
2972 config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
2973 config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
2974 config->sai.mclk_direction = hw_config->mclk_direction;
2975
2976 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
2977 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
2978 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots);
2979 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots);
2980
2981 dev_info(scomp->dev,
2982 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
2983 config->dai_index, config->format,
2984 config->sai.mclk_rate, config->sai.tdm_slot_width,
2985 config->sai.tdm_slots, config->sai.mclk_id);
2986
2987 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) {
2988 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n",
2989 config->dai_index);
2990 return -EINVAL;
2991 }
2992
2993 /* set config for all DAI's with name matching the link name */
2994 ret = sof_set_dai_config(sdev, size, link, config);
2995 if (ret < 0)
2996 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n",
2997 config->dai_index);
2998
2999 return ret;
3000 }
3001
sof_link_esai_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg,struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)3002 static int sof_link_esai_load(struct snd_soc_component *scomp, int index,
3003 struct snd_soc_dai_link *link,
3004 struct snd_soc_tplg_link_config *cfg,
3005 struct snd_soc_tplg_hw_config *hw_config,
3006 struct sof_ipc_dai_config *config)
3007 {
3008 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3009 struct snd_soc_tplg_private *private = &cfg->priv;
3010 u32 size = sizeof(*config);
3011 int ret;
3012
3013 /* handle master/slave and inverted clocks */
3014 sof_dai_set_format(hw_config, config);
3015
3016 /* init IPC */
3017 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params));
3018 config->hdr.size = size;
3019
3020 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens,
3021 ARRAY_SIZE(esai_tokens), private->array,
3022 le32_to_cpu(private->size));
3023 if (ret != 0) {
3024 dev_err(scomp->dev, "error: parse esai tokens failed %d\n",
3025 le32_to_cpu(private->size));
3026 return ret;
3027 }
3028
3029 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
3030 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
3031 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
3032 config->esai.mclk_direction = hw_config->mclk_direction;
3033 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
3034 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
3035 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots);
3036 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots);
3037
3038 dev_info(scomp->dev,
3039 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
3040 config->dai_index, config->format,
3041 config->esai.mclk_rate, config->esai.tdm_slot_width,
3042 config->esai.tdm_slots, config->esai.mclk_id);
3043
3044 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) {
3045 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n",
3046 config->dai_index);
3047 return -EINVAL;
3048 }
3049
3050 /* set config for all DAI's with name matching the link name */
3051 ret = sof_set_dai_config(sdev, size, link, config);
3052 if (ret < 0)
3053 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n",
3054 config->dai_index);
3055
3056 return ret;
3057 }
3058
sof_link_dmic_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg,struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)3059 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index,
3060 struct snd_soc_dai_link *link,
3061 struct snd_soc_tplg_link_config *cfg,
3062 struct snd_soc_tplg_hw_config *hw_config,
3063 struct sof_ipc_dai_config *config)
3064 {
3065 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3066 struct snd_soc_tplg_private *private = &cfg->priv;
3067 struct sof_ipc_fw_ready *ready = &sdev->fw_ready;
3068 struct sof_ipc_fw_version *v = &ready->version;
3069 size_t size = sizeof(*config);
3070 int ret, j;
3071
3072 /* Ensure the entire DMIC config struct is zeros */
3073 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params));
3074
3075 /* get DMIC tokens */
3076 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens,
3077 ARRAY_SIZE(dmic_tokens), private->array,
3078 le32_to_cpu(private->size));
3079 if (ret != 0) {
3080 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n",
3081 le32_to_cpu(private->size));
3082 return ret;
3083 }
3084
3085 /* get DMIC PDM tokens */
3086 ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens,
3087 ARRAY_SIZE(dmic_pdm_tokens), private->array,
3088 le32_to_cpu(private->size),
3089 config->dmic.num_pdm_active,
3090 sizeof(struct sof_ipc_dai_dmic_pdm_ctrl));
3091
3092 if (ret != 0) {
3093 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n",
3094 le32_to_cpu(private->size));
3095 return ret;
3096 }
3097
3098 /* set IPC header size */
3099 config->hdr.size = size;
3100
3101 /* debug messages */
3102 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n",
3103 config->dai_index, config->dmic.driver_ipc_version);
3104 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n",
3105 config->dmic.pdmclk_min, config->dmic.pdmclk_max,
3106 config->dmic.duty_min);
3107 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n",
3108 config->dmic.duty_max, config->dmic.fifo_fs,
3109 config->dmic.num_pdm_active);
3110 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits);
3111
3112 for (j = 0; j < config->dmic.num_pdm_active; j++) {
3113 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n",
3114 config->dmic.pdm[j].id,
3115 config->dmic.pdm[j].enable_mic_a,
3116 config->dmic.pdm[j].enable_mic_b);
3117 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n",
3118 config->dmic.pdm[j].id,
3119 config->dmic.pdm[j].polarity_mic_a,
3120 config->dmic.pdm[j].polarity_mic_b);
3121 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n",
3122 config->dmic.pdm[j].id,
3123 config->dmic.pdm[j].clk_edge,
3124 config->dmic.pdm[j].skew);
3125 }
3126
3127 /*
3128 * this takes care of backwards compatible handling of fifo_bits_b.
3129 * It is deprecated since firmware ABI version 3.0.1.
3130 */
3131 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1))
3132 config->dmic.fifo_bits_b = config->dmic.fifo_bits;
3133
3134 /* set config for all DAI's with name matching the link name */
3135 ret = sof_set_dai_config(sdev, size, link, config);
3136 if (ret < 0)
3137 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n",
3138 config->dai_index);
3139
3140 return ret;
3141 }
3142
sof_link_hda_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg,struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)3143 static int sof_link_hda_load(struct snd_soc_component *scomp, int index,
3144 struct snd_soc_dai_link *link,
3145 struct snd_soc_tplg_link_config *cfg,
3146 struct snd_soc_tplg_hw_config *hw_config,
3147 struct sof_ipc_dai_config *config)
3148 {
3149 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3150 struct snd_soc_tplg_private *private = &cfg->priv;
3151 struct snd_soc_dai *dai;
3152 u32 size = sizeof(*config);
3153 int ret;
3154
3155 /* init IPC */
3156 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params));
3157 config->hdr.size = size;
3158
3159 /* get any bespoke DAI tokens */
3160 ret = sof_parse_tokens(scomp, &config->hda, hda_tokens,
3161 ARRAY_SIZE(hda_tokens), private->array,
3162 le32_to_cpu(private->size));
3163 if (ret != 0) {
3164 dev_err(scomp->dev, "error: parse hda tokens failed %d\n",
3165 le32_to_cpu(private->size));
3166 return ret;
3167 }
3168
3169 dev_dbg(scomp->dev, "HDA config rate %d channels %d\n",
3170 config->hda.rate, config->hda.channels);
3171
3172 dai = snd_soc_find_dai(link->cpus);
3173 if (!dai) {
3174 dev_err(scomp->dev, "error: failed to find dai %s in %s",
3175 link->cpus->dai_name, __func__);
3176 return -EINVAL;
3177 }
3178
3179 config->hda.link_dma_ch = DMA_CHAN_INVALID;
3180
3181 ret = sof_set_dai_config(sdev, size, link, config);
3182 if (ret < 0)
3183 dev_err(scomp->dev, "error: failed to process hda dai link %s",
3184 link->name);
3185
3186 return ret;
3187 }
3188
sof_link_alh_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg,struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)3189 static int sof_link_alh_load(struct snd_soc_component *scomp, int index,
3190 struct snd_soc_dai_link *link,
3191 struct snd_soc_tplg_link_config *cfg,
3192 struct snd_soc_tplg_hw_config *hw_config,
3193 struct sof_ipc_dai_config *config)
3194 {
3195 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3196 struct snd_soc_tplg_private *private = &cfg->priv;
3197 u32 size = sizeof(*config);
3198 int ret;
3199
3200 ret = sof_parse_tokens(scomp, &config->alh, alh_tokens,
3201 ARRAY_SIZE(alh_tokens), private->array,
3202 le32_to_cpu(private->size));
3203 if (ret != 0) {
3204 dev_err(scomp->dev, "error: parse alh tokens failed %d\n",
3205 le32_to_cpu(private->size));
3206 return ret;
3207 }
3208
3209 /* init IPC */
3210 config->hdr.size = size;
3211
3212 /* set config for all DAI's with name matching the link name */
3213 ret = sof_set_dai_config(sdev, size, link, config);
3214 if (ret < 0)
3215 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n",
3216 config->dai_index);
3217
3218 return ret;
3219 }
3220
3221 /* DAI link - used for any driver specific init */
sof_link_load(struct snd_soc_component * scomp,int index,struct snd_soc_dai_link * link,struct snd_soc_tplg_link_config * cfg)3222 static int sof_link_load(struct snd_soc_component *scomp, int index,
3223 struct snd_soc_dai_link *link,
3224 struct snd_soc_tplg_link_config *cfg)
3225 {
3226 struct snd_soc_tplg_private *private = &cfg->priv;
3227 struct sof_ipc_dai_config config;
3228 struct snd_soc_tplg_hw_config *hw_config;
3229 int num_hw_configs;
3230 int ret;
3231 int i = 0;
3232
3233 if (!link->platforms) {
3234 dev_err(scomp->dev, "error: no platforms\n");
3235 return -EINVAL;
3236 }
3237 link->platforms->name = dev_name(scomp->dev);
3238
3239 /*
3240 * Set nonatomic property for FE dai links as their trigger action
3241 * involves IPC's.
3242 */
3243 if (!link->no_pcm) {
3244 link->nonatomic = true;
3245
3246 /*
3247 * set default trigger order for all links. Exceptions to
3248 * the rule will be handled in sof_pcm_dai_link_fixup()
3249 * For playback, the sequence is the following: start FE,
3250 * start BE, stop BE, stop FE; for Capture the sequence is
3251 * inverted start BE, start FE, stop FE, stop BE
3252 */
3253 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] =
3254 SND_SOC_DPCM_TRIGGER_PRE;
3255 link->trigger[SNDRV_PCM_STREAM_CAPTURE] =
3256 SND_SOC_DPCM_TRIGGER_POST;
3257
3258 /* nothing more to do for FE dai links */
3259 return 0;
3260 }
3261
3262 /* check we have some tokens - we need at least DAI type */
3263 if (le32_to_cpu(private->size) == 0) {
3264 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n");
3265 return -EINVAL;
3266 }
3267
3268 /* Send BE DAI link configurations to DSP */
3269 memset(&config, 0, sizeof(config));
3270
3271 /* get any common DAI tokens */
3272 ret = sof_parse_tokens(scomp, &config, dai_link_tokens,
3273 ARRAY_SIZE(dai_link_tokens), private->array,
3274 le32_to_cpu(private->size));
3275 if (ret != 0) {
3276 dev_err(scomp->dev, "error: parse link tokens failed %d\n",
3277 le32_to_cpu(private->size));
3278 return ret;
3279 }
3280
3281 /*
3282 * DAI links are expected to have at least 1 hw_config.
3283 * But some older topologies might have no hw_config for HDA dai links.
3284 */
3285 num_hw_configs = le32_to_cpu(cfg->num_hw_configs);
3286 if (!num_hw_configs) {
3287 if (config.type != SOF_DAI_INTEL_HDA) {
3288 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n",
3289 le32_to_cpu(cfg->num_hw_configs));
3290 return -EINVAL;
3291 }
3292 } else {
3293 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n",
3294 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id));
3295
3296 for (i = 0; i < num_hw_configs; i++) {
3297 if (cfg->hw_config[i].id == cfg->default_hw_config_id)
3298 break;
3299 }
3300
3301 if (i == num_hw_configs) {
3302 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n",
3303 le32_to_cpu(cfg->default_hw_config_id));
3304 return -EINVAL;
3305 }
3306 }
3307
3308 /* configure dai IPC message */
3309 hw_config = &cfg->hw_config[i];
3310
3311 config.hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG;
3312 config.format = le32_to_cpu(hw_config->fmt);
3313
3314 /* now load DAI specific data and send IPC - type comes from token */
3315 switch (config.type) {
3316 case SOF_DAI_INTEL_SSP:
3317 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config,
3318 &config);
3319 break;
3320 case SOF_DAI_INTEL_DMIC:
3321 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config,
3322 &config);
3323 break;
3324 case SOF_DAI_INTEL_HDA:
3325 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config,
3326 &config);
3327 break;
3328 case SOF_DAI_INTEL_ALH:
3329 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config,
3330 &config);
3331 break;
3332 case SOF_DAI_IMX_SAI:
3333 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config,
3334 &config);
3335 break;
3336 case SOF_DAI_IMX_ESAI:
3337 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config,
3338 &config);
3339 break;
3340 default:
3341 dev_err(scomp->dev, "error: invalid DAI type %d\n",
3342 config.type);
3343 ret = -EINVAL;
3344 break;
3345 }
3346 if (ret < 0)
3347 return ret;
3348
3349 return 0;
3350 }
3351
sof_link_hda_unload(struct snd_sof_dev * sdev,struct snd_soc_dai_link * link)3352 static int sof_link_hda_unload(struct snd_sof_dev *sdev,
3353 struct snd_soc_dai_link *link)
3354 {
3355 struct snd_soc_dai *dai;
3356
3357 dai = snd_soc_find_dai(link->cpus);
3358 if (!dai) {
3359 dev_err(sdev->dev, "error: failed to find dai %s in %s",
3360 link->cpus->dai_name, __func__);
3361 return -EINVAL;
3362 }
3363
3364 return 0;
3365 }
3366
sof_link_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)3367 static int sof_link_unload(struct snd_soc_component *scomp,
3368 struct snd_soc_dobj *dobj)
3369 {
3370 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3371 struct snd_soc_dai_link *link =
3372 container_of(dobj, struct snd_soc_dai_link, dobj);
3373
3374 struct snd_sof_dai *sof_dai;
3375 int ret = 0;
3376
3377 /* only BE link is loaded by sof */
3378 if (!link->no_pcm)
3379 return 0;
3380
3381 list_for_each_entry(sof_dai, &sdev->dai_list, list) {
3382 if (!sof_dai->name)
3383 continue;
3384
3385 if (strcmp(link->name, sof_dai->name) == 0)
3386 goto found;
3387 }
3388
3389 dev_err(scomp->dev, "error: failed to find dai %s in %s",
3390 link->name, __func__);
3391 return -EINVAL;
3392 found:
3393
3394 switch (sof_dai->dai_config->type) {
3395 case SOF_DAI_INTEL_SSP:
3396 case SOF_DAI_INTEL_DMIC:
3397 case SOF_DAI_INTEL_ALH:
3398 case SOF_DAI_IMX_SAI:
3399 case SOF_DAI_IMX_ESAI:
3400 /* no resource needs to be released for all cases above */
3401 break;
3402 case SOF_DAI_INTEL_HDA:
3403 ret = sof_link_hda_unload(sdev, link);
3404 break;
3405 default:
3406 dev_err(scomp->dev, "error: invalid DAI type %d\n",
3407 sof_dai->dai_config->type);
3408 ret = -EINVAL;
3409 break;
3410 }
3411
3412 return ret;
3413 }
3414
3415 /* DAI link - used for any driver specific init */
sof_route_load(struct snd_soc_component * scomp,int index,struct snd_soc_dapm_route * route)3416 static int sof_route_load(struct snd_soc_component *scomp, int index,
3417 struct snd_soc_dapm_route *route)
3418 {
3419 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3420 struct sof_ipc_pipe_comp_connect *connect;
3421 struct snd_sof_widget *source_swidget, *sink_swidget;
3422 struct snd_soc_dobj *dobj = &route->dobj;
3423 struct snd_sof_route *sroute;
3424 struct sof_ipc_reply reply;
3425 int ret = 0;
3426
3427 /* allocate memory for sroute and connect */
3428 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL);
3429 if (!sroute)
3430 return -ENOMEM;
3431
3432 sroute->scomp = scomp;
3433
3434 connect = kzalloc(sizeof(*connect), GFP_KERNEL);
3435 if (!connect) {
3436 kfree(sroute);
3437 return -ENOMEM;
3438 }
3439
3440 connect->hdr.size = sizeof(*connect);
3441 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT;
3442
3443 dev_dbg(scomp->dev, "sink %s control %s source %s\n",
3444 route->sink, route->control ? route->control : "none",
3445 route->source);
3446
3447 /* source component */
3448 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source);
3449 if (!source_swidget) {
3450 dev_err(scomp->dev, "error: source %s not found\n",
3451 route->source);
3452 ret = -EINVAL;
3453 goto err;
3454 }
3455
3456 /*
3457 * Virtual widgets of type output/out_drv may be added in topology
3458 * for compatibility. These are not handled by the FW.
3459 * So, don't send routes whose source/sink widget is of such types
3460 * to the DSP.
3461 */
3462 if (source_swidget->id == snd_soc_dapm_out_drv ||
3463 source_swidget->id == snd_soc_dapm_output)
3464 goto err;
3465
3466 connect->source_id = source_swidget->comp_id;
3467
3468 /* sink component */
3469 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink);
3470 if (!sink_swidget) {
3471 dev_err(scomp->dev, "error: sink %s not found\n",
3472 route->sink);
3473 ret = -EINVAL;
3474 goto err;
3475 }
3476
3477 /*
3478 * Don't send routes whose sink widget is of type
3479 * output or out_drv to the DSP
3480 */
3481 if (sink_swidget->id == snd_soc_dapm_out_drv ||
3482 sink_swidget->id == snd_soc_dapm_output)
3483 goto err;
3484
3485 connect->sink_id = sink_swidget->comp_id;
3486
3487 /*
3488 * For virtual routes, both sink and source are not
3489 * buffer. Since only buffer linked to component is supported by
3490 * FW, others are reported as error, add check in route function,
3491 * do not send it to FW when both source and sink are not buffer
3492 */
3493 if (source_swidget->id != snd_soc_dapm_buffer &&
3494 sink_swidget->id != snd_soc_dapm_buffer) {
3495 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n",
3496 route->source, route->sink);
3497 goto err;
3498 } else {
3499 ret = sof_ipc_tx_message(sdev->ipc,
3500 connect->hdr.cmd,
3501 connect, sizeof(*connect),
3502 &reply, sizeof(reply));
3503
3504 /* check IPC return value */
3505 if (ret < 0) {
3506 dev_err(scomp->dev, "error: failed to add route sink %s control %s source %s\n",
3507 route->sink,
3508 route->control ? route->control : "none",
3509 route->source);
3510 goto err;
3511 }
3512
3513 /* check IPC reply */
3514 if (reply.error < 0) {
3515 dev_err(scomp->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n",
3516 route->sink,
3517 route->control ? route->control : "none",
3518 route->source, reply.error);
3519 ret = reply.error;
3520 goto err;
3521 }
3522
3523 sroute->route = route;
3524 dobj->private = sroute;
3525 sroute->private = connect;
3526
3527 /* add route to route list */
3528 list_add(&sroute->list, &sdev->route_list);
3529
3530 return 0;
3531 }
3532
3533 err:
3534 kfree(connect);
3535 kfree(sroute);
3536 return ret;
3537 }
3538
3539 /* Function to set the initial value of SOF kcontrols.
3540 * The value will be stored in scontrol->control_data
3541 */
snd_sof_cache_kcontrol_val(struct snd_soc_component * scomp)3542 static int snd_sof_cache_kcontrol_val(struct snd_soc_component *scomp)
3543 {
3544 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3545 struct snd_sof_control *scontrol = NULL;
3546 int ipc_cmd, ctrl_type;
3547 int ret = 0;
3548
3549 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
3550
3551 /* notify DSP of kcontrol values */
3552 switch (scontrol->cmd) {
3553 case SOF_CTRL_CMD_VOLUME:
3554 case SOF_CTRL_CMD_ENUM:
3555 case SOF_CTRL_CMD_SWITCH:
3556 ipc_cmd = SOF_IPC_COMP_GET_VALUE;
3557 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET;
3558 break;
3559 case SOF_CTRL_CMD_BINARY:
3560 ipc_cmd = SOF_IPC_COMP_GET_DATA;
3561 ctrl_type = SOF_CTRL_TYPE_DATA_GET;
3562 break;
3563 default:
3564 dev_err(scomp->dev,
3565 "error: Invalid scontrol->cmd: %d\n",
3566 scontrol->cmd);
3567 return -EINVAL;
3568 }
3569 ret = snd_sof_ipc_set_get_comp_data(scontrol,
3570 ipc_cmd, ctrl_type,
3571 scontrol->cmd,
3572 false);
3573 if (ret < 0) {
3574 dev_warn(scomp->dev,
3575 "error: kcontrol value get for widget: %d\n",
3576 scontrol->comp_id);
3577 }
3578 }
3579
3580 return ret;
3581 }
3582
snd_sof_complete_pipeline(struct device * dev,struct snd_sof_widget * swidget)3583 int snd_sof_complete_pipeline(struct device *dev,
3584 struct snd_sof_widget *swidget)
3585 {
3586 struct snd_sof_dev *sdev = dev_get_drvdata(dev);
3587 struct sof_ipc_pipe_ready ready;
3588 struct sof_ipc_reply reply;
3589 int ret;
3590
3591 dev_dbg(dev, "tplg: complete pipeline %s id %d\n",
3592 swidget->widget->name, swidget->comp_id);
3593
3594 memset(&ready, 0, sizeof(ready));
3595 ready.hdr.size = sizeof(ready);
3596 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE;
3597 ready.comp_id = swidget->comp_id;
3598
3599 ret = sof_ipc_tx_message(sdev->ipc,
3600 ready.hdr.cmd, &ready, sizeof(ready), &reply,
3601 sizeof(reply));
3602 if (ret < 0)
3603 return ret;
3604 return 1;
3605 }
3606
3607 /* completion - called at completion of firmware loading */
sof_complete(struct snd_soc_component * scomp)3608 static void sof_complete(struct snd_soc_component *scomp)
3609 {
3610 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3611 struct snd_sof_widget *swidget;
3612
3613 /* some widget types require completion notificattion */
3614 list_for_each_entry(swidget, &sdev->widget_list, list) {
3615 if (swidget->complete)
3616 continue;
3617
3618 switch (swidget->id) {
3619 case snd_soc_dapm_scheduler:
3620 swidget->complete =
3621 snd_sof_complete_pipeline(scomp->dev, swidget);
3622 break;
3623 default:
3624 break;
3625 }
3626 }
3627 /*
3628 * cache initial values of SOF kcontrols by reading DSP value over
3629 * IPC. It may be overwritten by alsa-mixer after booting up
3630 */
3631 snd_sof_cache_kcontrol_val(scomp);
3632 }
3633
3634 /* manifest - optional to inform component of manifest */
sof_manifest(struct snd_soc_component * scomp,int index,struct snd_soc_tplg_manifest * man)3635 static int sof_manifest(struct snd_soc_component *scomp, int index,
3636 struct snd_soc_tplg_manifest *man)
3637 {
3638 u32 size;
3639 u32 abi_version;
3640
3641 size = le32_to_cpu(man->priv.size);
3642
3643 /* backward compatible with tplg without ABI info */
3644 if (!size) {
3645 dev_dbg(scomp->dev, "No topology ABI info\n");
3646 return 0;
3647 }
3648
3649 if (size != SOF_TPLG_ABI_SIZE) {
3650 dev_err(scomp->dev, "error: invalid topology ABI size\n");
3651 return -EINVAL;
3652 }
3653
3654 dev_info(scomp->dev,
3655 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n",
3656 man->priv.data[0], man->priv.data[1],
3657 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR,
3658 SOF_ABI_PATCH);
3659
3660 abi_version = SOF_ABI_VER(man->priv.data[0],
3661 man->priv.data[1],
3662 man->priv.data[2]);
3663
3664 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) {
3665 dev_err(scomp->dev, "error: incompatible topology ABI version\n");
3666 return -EINVAL;
3667 }
3668
3669 if (abi_version > SOF_ABI_VERSION) {
3670 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) {
3671 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n");
3672 } else {
3673 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n");
3674 return -EINVAL;
3675 }
3676 }
3677
3678 return 0;
3679 }
3680
3681 /* vendor specific kcontrol handlers available for binding */
3682 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = {
3683 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put},
3684 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put},
3685 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put},
3686 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put},
3687 };
3688
3689 /* vendor specific bytes ext handlers available for binding */
3690 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = {
3691 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put},
3692 {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get},
3693 };
3694
3695 static struct snd_soc_tplg_ops sof_tplg_ops = {
3696 /* external kcontrol init - used for any driver specific init */
3697 .control_load = sof_control_load,
3698 .control_unload = sof_control_unload,
3699
3700 /* external kcontrol init - used for any driver specific init */
3701 .dapm_route_load = sof_route_load,
3702 .dapm_route_unload = sof_route_unload,
3703
3704 /* external widget init - used for any driver specific init */
3705 /* .widget_load is not currently used */
3706 .widget_ready = sof_widget_ready,
3707 .widget_unload = sof_widget_unload,
3708
3709 /* FE DAI - used for any driver specific init */
3710 .dai_load = sof_dai_load,
3711 .dai_unload = sof_dai_unload,
3712
3713 /* DAI link - used for any driver specific init */
3714 .link_load = sof_link_load,
3715 .link_unload = sof_link_unload,
3716
3717 /* completion - called at completion of firmware loading */
3718 .complete = sof_complete,
3719
3720 /* manifest - optional to inform component of manifest */
3721 .manifest = sof_manifest,
3722
3723 /* vendor specific kcontrol handlers available for binding */
3724 .io_ops = sof_io_ops,
3725 .io_ops_count = ARRAY_SIZE(sof_io_ops),
3726
3727 /* vendor specific bytes ext handlers available for binding */
3728 .bytes_ext_ops = sof_bytes_ext_ops,
3729 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops),
3730 };
3731
snd_sof_load_topology(struct snd_soc_component * scomp,const char * file)3732 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file)
3733 {
3734 const struct firmware *fw;
3735 int ret;
3736
3737 dev_dbg(scomp->dev, "loading topology:%s\n", file);
3738
3739 ret = request_firmware(&fw, file, scomp->dev);
3740 if (ret < 0) {
3741 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n",
3742 file, ret);
3743 return ret;
3744 }
3745
3746 ret = snd_soc_tplg_component_load(scomp,
3747 &sof_tplg_ops, fw,
3748 SND_SOC_TPLG_INDEX_ALL);
3749 if (ret < 0) {
3750 dev_err(scomp->dev, "error: tplg component load failed %d\n",
3751 ret);
3752 ret = -EINVAL;
3753 }
3754
3755 release_firmware(fw);
3756 return ret;
3757 }
3758 EXPORT_SYMBOL(snd_sof_load_topology);
3759