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 /*
1045 * If control has more than 2 channels we need to override the info. This is because even if
1046 * ASoC layer has defined topology's max channel count to SND_SOC_TPLG_MAX_CHAN = 8, the
1047 * pre-defined dapm control types (and related functions) creating the actual control
1048 * restrict the channels only to mono or stereo.
1049 */
1050 if (le32_to_cpu(mc->num_channels) > 2)
1051 kc->info = snd_sof_volume_info;
1052
1053 /* init the volume get/put data */
1054 scontrol->size = struct_size(scontrol->control_data, chanv,
1055 le32_to_cpu(mc->num_channels));
1056 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
1057 if (!scontrol->control_data) {
1058 ret = -ENOMEM;
1059 goto out;
1060 }
1061
1062 scontrol->comp_id = sdev->next_comp_id;
1063 scontrol->min_volume_step = le32_to_cpu(mc->min);
1064 scontrol->max_volume_step = le32_to_cpu(mc->max);
1065 scontrol->num_channels = le32_to_cpu(mc->num_channels);
1066 scontrol->control_data->index = kc->index;
1067
1068 /* set cmd for mixer control */
1069 if (le32_to_cpu(mc->max) == 1) {
1070 scontrol->cmd = SOF_CTRL_CMD_SWITCH;
1071 goto skip;
1072 }
1073
1074 scontrol->cmd = SOF_CTRL_CMD_VOLUME;
1075
1076 /* extract tlv data */
1077 if (!kc->tlv.p || get_tlv_data(kc->tlv.p, tlv) < 0) {
1078 dev_err(scomp->dev, "error: invalid TLV data\n");
1079 ret = -EINVAL;
1080 goto out_free;
1081 }
1082
1083 /* set up volume table */
1084 ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1);
1085 if (ret < 0) {
1086 dev_err(scomp->dev, "error: setting up volume table\n");
1087 goto out_free;
1088 }
1089
1090 /* set default volume values to 0dB in control */
1091 cdata = scontrol->control_data;
1092 for (i = 0; i < scontrol->num_channels; i++) {
1093 cdata->chanv[i].channel = i;
1094 cdata->chanv[i].value = VOL_ZERO_DB;
1095 }
1096
1097 skip:
1098 /* set up possible led control from mixer private data */
1099 ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens,
1100 ARRAY_SIZE(led_tokens), mc->priv.array,
1101 le32_to_cpu(mc->priv.size));
1102 if (ret != 0) {
1103 dev_err(scomp->dev, "error: parse led tokens failed %d\n",
1104 le32_to_cpu(mc->priv.size));
1105 goto out_free_table;
1106 }
1107
1108 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
1109 scontrol->comp_id, scontrol->num_channels);
1110
1111 return 0;
1112
1113 out_free_table:
1114 if (le32_to_cpu(mc->max) > 1)
1115 kfree(scontrol->volume_table);
1116 out_free:
1117 kfree(scontrol->control_data);
1118 out:
1119 return ret;
1120 }
1121
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)1122 static int sof_control_load_enum(struct snd_soc_component *scomp,
1123 struct snd_sof_control *scontrol,
1124 struct snd_kcontrol_new *kc,
1125 struct snd_soc_tplg_ctl_hdr *hdr)
1126 {
1127 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1128 struct snd_soc_tplg_enum_control *ec =
1129 container_of(hdr, struct snd_soc_tplg_enum_control, hdr);
1130
1131 /* validate topology data */
1132 if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN)
1133 return -EINVAL;
1134
1135 /* init the enum get/put data */
1136 scontrol->size = struct_size(scontrol->control_data, chanv,
1137 le32_to_cpu(ec->num_channels));
1138 scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
1139 if (!scontrol->control_data)
1140 return -ENOMEM;
1141
1142 scontrol->comp_id = sdev->next_comp_id;
1143 scontrol->num_channels = le32_to_cpu(ec->num_channels);
1144 scontrol->control_data->index = kc->index;
1145 scontrol->cmd = SOF_CTRL_CMD_ENUM;
1146
1147 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n",
1148 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id);
1149
1150 return 0;
1151 }
1152
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)1153 static int sof_control_load_bytes(struct snd_soc_component *scomp,
1154 struct snd_sof_control *scontrol,
1155 struct snd_kcontrol_new *kc,
1156 struct snd_soc_tplg_ctl_hdr *hdr)
1157 {
1158 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1159 struct sof_ipc_ctrl_data *cdata;
1160 struct snd_soc_tplg_bytes_control *control =
1161 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr);
1162 struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value;
1163 size_t max_size = sbe->max;
1164 size_t priv_size = le32_to_cpu(control->priv.size);
1165 int ret;
1166
1167 if (max_size < sizeof(struct sof_ipc_ctrl_data) ||
1168 max_size < sizeof(struct sof_abi_hdr)) {
1169 ret = -EINVAL;
1170 goto out;
1171 }
1172
1173 /* init the get/put bytes data */
1174 if (priv_size > max_size - sizeof(struct sof_ipc_ctrl_data)) {
1175 dev_err(scomp->dev, "err: bytes data size %zu exceeds max %zu.\n",
1176 priv_size, max_size - sizeof(struct sof_ipc_ctrl_data));
1177 ret = -EINVAL;
1178 goto out;
1179 }
1180
1181 scontrol->size = sizeof(struct sof_ipc_ctrl_data) + priv_size;
1182
1183 scontrol->control_data = kzalloc(max_size, GFP_KERNEL);
1184 cdata = scontrol->control_data;
1185 if (!scontrol->control_data) {
1186 ret = -ENOMEM;
1187 goto out;
1188 }
1189
1190 scontrol->comp_id = sdev->next_comp_id;
1191 scontrol->cmd = SOF_CTRL_CMD_BINARY;
1192 scontrol->control_data->index = kc->index;
1193
1194 dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
1195 scontrol->comp_id, scontrol->num_channels);
1196
1197 if (le32_to_cpu(control->priv.size) > 0) {
1198 memcpy(cdata->data, control->priv.data,
1199 le32_to_cpu(control->priv.size));
1200
1201 if (cdata->data->magic != SOF_ABI_MAGIC) {
1202 dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n",
1203 cdata->data->magic);
1204 ret = -EINVAL;
1205 goto out_free;
1206 }
1207 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION,
1208 cdata->data->abi)) {
1209 dev_err(scomp->dev,
1210 "error: Incompatible ABI version 0x%08x.\n",
1211 cdata->data->abi);
1212 ret = -EINVAL;
1213 goto out_free;
1214 }
1215 if (cdata->data->size + sizeof(struct sof_abi_hdr) !=
1216 le32_to_cpu(control->priv.size)) {
1217 dev_err(scomp->dev,
1218 "error: Conflict in bytes vs. priv size.\n");
1219 ret = -EINVAL;
1220 goto out_free;
1221 }
1222 }
1223
1224 return 0;
1225
1226 out_free:
1227 kfree(scontrol->control_data);
1228 out:
1229 return ret;
1230 }
1231
1232 /* 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)1233 static int sof_control_load(struct snd_soc_component *scomp, int index,
1234 struct snd_kcontrol_new *kc,
1235 struct snd_soc_tplg_ctl_hdr *hdr)
1236 {
1237 struct soc_mixer_control *sm;
1238 struct soc_bytes_ext *sbe;
1239 struct soc_enum *se;
1240 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1241 struct snd_soc_dobj *dobj;
1242 struct snd_sof_control *scontrol;
1243 int ret;
1244
1245 dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n",
1246 hdr->type, hdr->name);
1247
1248 scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL);
1249 if (!scontrol)
1250 return -ENOMEM;
1251
1252 scontrol->scomp = scomp;
1253
1254 switch (le32_to_cpu(hdr->ops.info)) {
1255 case SND_SOC_TPLG_CTL_VOLSW:
1256 case SND_SOC_TPLG_CTL_VOLSW_SX:
1257 case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
1258 sm = (struct soc_mixer_control *)kc->private_value;
1259 dobj = &sm->dobj;
1260 ret = sof_control_load_volume(scomp, scontrol, kc, hdr);
1261 break;
1262 case SND_SOC_TPLG_CTL_BYTES:
1263 sbe = (struct soc_bytes_ext *)kc->private_value;
1264 dobj = &sbe->dobj;
1265 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr);
1266 break;
1267 case SND_SOC_TPLG_CTL_ENUM:
1268 case SND_SOC_TPLG_CTL_ENUM_VALUE:
1269 se = (struct soc_enum *)kc->private_value;
1270 dobj = &se->dobj;
1271 ret = sof_control_load_enum(scomp, scontrol, kc, hdr);
1272 break;
1273 case SND_SOC_TPLG_CTL_RANGE:
1274 case SND_SOC_TPLG_CTL_STROBE:
1275 case SND_SOC_TPLG_DAPM_CTL_VOLSW:
1276 case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1277 case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1278 case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1279 case SND_SOC_TPLG_DAPM_CTL_PIN:
1280 default:
1281 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n",
1282 hdr->ops.get, hdr->ops.put, hdr->ops.info);
1283 kfree(scontrol);
1284 return 0;
1285 }
1286
1287 if (ret < 0) {
1288 kfree(scontrol);
1289 return ret;
1290 }
1291
1292 scontrol->led_ctl.led_value = -1;
1293
1294 dobj->private = scontrol;
1295 list_add(&scontrol->list, &sdev->kcontrol_list);
1296 return 0;
1297 }
1298
sof_control_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)1299 static int sof_control_unload(struct snd_soc_component *scomp,
1300 struct snd_soc_dobj *dobj)
1301 {
1302 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1303 struct sof_ipc_free fcomp;
1304 struct snd_sof_control *scontrol = dobj->private;
1305
1306 dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name);
1307
1308 fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE;
1309 fcomp.hdr.size = sizeof(fcomp);
1310 fcomp.id = scontrol->comp_id;
1311
1312 kfree(scontrol->control_data);
1313 list_del(&scontrol->list);
1314 kfree(scontrol);
1315 /* send IPC to the DSP */
1316 return sof_ipc_tx_message(sdev->ipc,
1317 fcomp.hdr.cmd, &fcomp, sizeof(fcomp),
1318 NULL, 0);
1319 }
1320
1321 /*
1322 * DAI Topology
1323 */
1324
1325 /* Static DSP core power management so far, should be extended in the future */
sof_core_enable(struct snd_sof_dev * sdev,int core)1326 static int sof_core_enable(struct snd_sof_dev *sdev, int core)
1327 {
1328 struct sof_ipc_pm_core_config pm_core_config = {
1329 .hdr = {
1330 .cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE,
1331 .size = sizeof(pm_core_config),
1332 },
1333 .enable_mask = sdev->enabled_cores_mask | BIT(core),
1334 };
1335 int ret;
1336
1337 if (sdev->enabled_cores_mask & BIT(core))
1338 return 0;
1339
1340 /* power up the core if it is host managed */
1341 ret = snd_sof_dsp_core_power_up(sdev, BIT(core));
1342 if (ret < 0) {
1343 dev_err(sdev->dev, "error: %d powering up core %d\n",
1344 ret, core);
1345 return ret;
1346 }
1347
1348 /* Now notify DSP */
1349 ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd,
1350 &pm_core_config, sizeof(pm_core_config),
1351 &pm_core_config, sizeof(pm_core_config));
1352 if (ret < 0) {
1353 dev_err(sdev->dev, "error: core %d enable ipc failure %d\n",
1354 core, ret);
1355 goto err;
1356 }
1357 return ret;
1358 err:
1359 /* power down core if it is host managed and return the original error if this fails too */
1360 if (snd_sof_dsp_core_power_down(sdev, BIT(core)) < 0)
1361 dev_err(sdev->dev, "error: powering down core %d\n", core);
1362
1363 return ret;
1364 }
1365
sof_pipeline_core_enable(struct snd_sof_dev * sdev,const struct snd_sof_widget * swidget)1366 int sof_pipeline_core_enable(struct snd_sof_dev *sdev,
1367 const struct snd_sof_widget *swidget)
1368 {
1369 const struct sof_ipc_pipe_new *pipeline;
1370 int ret;
1371
1372 if (swidget->id == snd_soc_dapm_scheduler) {
1373 pipeline = swidget->private;
1374 } else {
1375 pipeline = snd_sof_pipeline_find(sdev, swidget->pipeline_id);
1376 if (!pipeline)
1377 return -ENOENT;
1378 }
1379
1380 /* First enable the pipeline core */
1381 ret = sof_core_enable(sdev, pipeline->core);
1382 if (ret < 0)
1383 return ret;
1384
1385 return sof_core_enable(sdev, swidget->core);
1386 }
1387
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)1388 static int sof_connect_dai_widget(struct snd_soc_component *scomp,
1389 struct snd_soc_dapm_widget *w,
1390 struct snd_soc_tplg_dapm_widget *tw,
1391 struct snd_sof_dai *dai)
1392 {
1393 struct snd_soc_card *card = scomp->card;
1394 struct snd_soc_pcm_runtime *rtd;
1395 struct snd_soc_dai *cpu_dai;
1396 int i;
1397
1398 list_for_each_entry(rtd, &card->rtd_list, list) {
1399 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n",
1400 w->name, w->sname, rtd->dai_link->stream_name);
1401
1402 if (!w->sname || !rtd->dai_link->stream_name)
1403 continue;
1404
1405 /* does stream match DAI link ? */
1406 if (strcmp(w->sname, rtd->dai_link->stream_name))
1407 continue;
1408
1409 switch (w->id) {
1410 case snd_soc_dapm_dai_out:
1411 for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
1412 /*
1413 * Please create DAI widget in the right order
1414 * to ensure BE will connect to the right DAI
1415 * widget.
1416 */
1417 if (!cpu_dai->capture_widget) {
1418 cpu_dai->capture_widget = w;
1419 break;
1420 }
1421 }
1422 if (i == rtd->num_cpus) {
1423 dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
1424 w->name);
1425
1426 return -EINVAL;
1427 }
1428 dai->name = rtd->dai_link->name;
1429 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
1430 w->name, rtd->dai_link->name);
1431 break;
1432 case snd_soc_dapm_dai_in:
1433 for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
1434 /*
1435 * Please create DAI widget in the right order
1436 * to ensure BE will connect to the right DAI
1437 * widget.
1438 */
1439 if (!cpu_dai->playback_widget) {
1440 cpu_dai->playback_widget = w;
1441 break;
1442 }
1443 }
1444 if (i == rtd->num_cpus) {
1445 dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
1446 w->name);
1447
1448 return -EINVAL;
1449 }
1450 dai->name = rtd->dai_link->name;
1451 dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
1452 w->name, rtd->dai_link->name);
1453 break;
1454 default:
1455 break;
1456 }
1457 }
1458
1459 /* check we have a connection */
1460 if (!dai->name) {
1461 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n",
1462 w->name, w->sname);
1463 return -EINVAL;
1464 }
1465
1466 return 0;
1467 }
1468
1469 /**
1470 * sof_comp_alloc - allocate and initialize buffer for a new component
1471 * @swidget: pointer to struct snd_sof_widget containing extended data
1472 * @ipc_size: IPC payload size that will be updated depending on valid
1473 * extended data.
1474 * @index: ID of the pipeline the component belongs to
1475 *
1476 * Return: The pointer to the new allocated component, NULL if failed.
1477 */
sof_comp_alloc(struct snd_sof_widget * swidget,size_t * ipc_size,int index)1478 static struct sof_ipc_comp *sof_comp_alloc(struct snd_sof_widget *swidget,
1479 size_t *ipc_size, int index)
1480 {
1481 u8 nil_uuid[SOF_UUID_SIZE] = {0};
1482 struct sof_ipc_comp *comp;
1483 size_t total_size = *ipc_size;
1484
1485 /* only non-zero UUID is valid */
1486 if (memcmp(&swidget->comp_ext, nil_uuid, SOF_UUID_SIZE))
1487 total_size += sizeof(swidget->comp_ext);
1488
1489 comp = kzalloc(total_size, GFP_KERNEL);
1490 if (!comp)
1491 return NULL;
1492
1493 /* configure comp new IPC message */
1494 comp->hdr.size = total_size;
1495 comp->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW;
1496 comp->id = swidget->comp_id;
1497 comp->pipeline_id = index;
1498 comp->core = swidget->core;
1499
1500 /* handle the extended data if needed */
1501 if (total_size > *ipc_size) {
1502 /* append extended data to the end of the component */
1503 memcpy((u8 *)comp + *ipc_size, &swidget->comp_ext, sizeof(swidget->comp_ext));
1504 comp->ext_data_length = sizeof(swidget->comp_ext);
1505 }
1506
1507 /* update ipc_size and return */
1508 *ipc_size = total_size;
1509 return comp;
1510 }
1511
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)1512 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index,
1513 struct snd_sof_widget *swidget,
1514 struct snd_soc_tplg_dapm_widget *tw,
1515 struct sof_ipc_comp_reply *r,
1516 struct snd_sof_dai *dai)
1517 {
1518 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1519 struct snd_soc_tplg_private *private = &tw->priv;
1520 struct sof_ipc_comp_dai *comp_dai;
1521 size_t ipc_size = sizeof(*comp_dai);
1522 int ret;
1523
1524 comp_dai = (struct sof_ipc_comp_dai *)
1525 sof_comp_alloc(swidget, &ipc_size, index);
1526 if (!comp_dai)
1527 return -ENOMEM;
1528
1529 /* configure dai IPC message */
1530 comp_dai->comp.type = SOF_COMP_DAI;
1531 comp_dai->config.hdr.size = sizeof(comp_dai->config);
1532
1533 ret = sof_parse_tokens(scomp, comp_dai, dai_tokens,
1534 ARRAY_SIZE(dai_tokens), private->array,
1535 le32_to_cpu(private->size));
1536 if (ret != 0) {
1537 dev_err(scomp->dev, "error: parse dai tokens failed %d\n",
1538 le32_to_cpu(private->size));
1539 goto finish;
1540 }
1541
1542 ret = sof_parse_tokens(scomp, &comp_dai->config, comp_tokens,
1543 ARRAY_SIZE(comp_tokens), private->array,
1544 le32_to_cpu(private->size));
1545 if (ret != 0) {
1546 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n",
1547 private->size);
1548 goto finish;
1549 }
1550
1551 dev_dbg(scomp->dev, "dai %s: type %d index %d\n",
1552 swidget->widget->name, comp_dai->type, comp_dai->dai_index);
1553 sof_dbg_comp_config(scomp, &comp_dai->config);
1554
1555 ret = sof_ipc_tx_message(sdev->ipc, comp_dai->comp.hdr.cmd,
1556 comp_dai, ipc_size, r, sizeof(*r));
1557
1558 if (ret == 0 && dai) {
1559 dai->scomp = scomp;
1560
1561 /*
1562 * copy only the sof_ipc_comp_dai to avoid collapsing
1563 * the snd_sof_dai, the extended data is kept in the
1564 * snd_sof_widget.
1565 */
1566 memcpy(&dai->comp_dai, comp_dai, sizeof(*comp_dai));
1567 }
1568
1569 finish:
1570 kfree(comp_dai);
1571 return ret;
1572 }
1573
1574 /*
1575 * Buffer topology
1576 */
1577
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)1578 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index,
1579 struct snd_sof_widget *swidget,
1580 struct snd_soc_tplg_dapm_widget *tw,
1581 struct sof_ipc_comp_reply *r)
1582 {
1583 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1584 struct snd_soc_tplg_private *private = &tw->priv;
1585 struct sof_ipc_buffer *buffer;
1586 int ret;
1587
1588 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
1589 if (!buffer)
1590 return -ENOMEM;
1591
1592 /* configure dai IPC message */
1593 buffer->comp.hdr.size = sizeof(*buffer);
1594 buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW;
1595 buffer->comp.id = swidget->comp_id;
1596 buffer->comp.type = SOF_COMP_BUFFER;
1597 buffer->comp.pipeline_id = index;
1598 buffer->comp.core = swidget->core;
1599
1600 ret = sof_parse_tokens(scomp, buffer, buffer_tokens,
1601 ARRAY_SIZE(buffer_tokens), private->array,
1602 le32_to_cpu(private->size));
1603 if (ret != 0) {
1604 dev_err(scomp->dev, "error: parse buffer tokens failed %d\n",
1605 private->size);
1606 kfree(buffer);
1607 return ret;
1608 }
1609
1610 dev_dbg(scomp->dev, "buffer %s: size %d caps 0x%x\n",
1611 swidget->widget->name, buffer->size, buffer->caps);
1612
1613 swidget->private = buffer;
1614
1615 ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer,
1616 sizeof(*buffer), r, sizeof(*r));
1617 if (ret < 0) {
1618 dev_err(scomp->dev, "error: buffer %s load failed\n",
1619 swidget->widget->name);
1620 kfree(buffer);
1621 }
1622
1623 return ret;
1624 }
1625
1626 /* bind PCM ID to host component ID */
spcm_bind(struct snd_soc_component * scomp,struct snd_sof_pcm * spcm,int dir)1627 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm,
1628 int dir)
1629 {
1630 struct snd_sof_widget *host_widget;
1631
1632 host_widget = snd_sof_find_swidget_sname(scomp,
1633 spcm->pcm.caps[dir].name,
1634 dir);
1635 if (!host_widget) {
1636 dev_err(scomp->dev, "can't find host comp to bind pcm\n");
1637 return -EINVAL;
1638 }
1639
1640 spcm->stream[dir].comp_id = host_widget->comp_id;
1641
1642 return 0;
1643 }
1644
1645 /*
1646 * PCM Topology
1647 */
1648
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)1649 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index,
1650 struct snd_sof_widget *swidget,
1651 enum sof_ipc_stream_direction dir,
1652 struct snd_soc_tplg_dapm_widget *tw,
1653 struct sof_ipc_comp_reply *r)
1654 {
1655 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1656 struct snd_soc_tplg_private *private = &tw->priv;
1657 struct sof_ipc_comp_host *host;
1658 size_t ipc_size = sizeof(*host);
1659 int ret;
1660
1661 host = (struct sof_ipc_comp_host *)
1662 sof_comp_alloc(swidget, &ipc_size, index);
1663 if (!host)
1664 return -ENOMEM;
1665
1666 /* configure host comp IPC message */
1667 host->comp.type = SOF_COMP_HOST;
1668 host->direction = dir;
1669 host->config.hdr.size = sizeof(host->config);
1670
1671 ret = sof_parse_tokens(scomp, host, pcm_tokens,
1672 ARRAY_SIZE(pcm_tokens), private->array,
1673 le32_to_cpu(private->size));
1674 if (ret != 0) {
1675 dev_err(scomp->dev, "error: parse host tokens failed %d\n",
1676 private->size);
1677 goto err;
1678 }
1679
1680 ret = sof_parse_tokens(scomp, &host->config, comp_tokens,
1681 ARRAY_SIZE(comp_tokens), private->array,
1682 le32_to_cpu(private->size));
1683 if (ret != 0) {
1684 dev_err(scomp->dev, "error: parse host.cfg tokens failed %d\n",
1685 le32_to_cpu(private->size));
1686 goto err;
1687 }
1688
1689 dev_dbg(scomp->dev, "loaded host %s\n", swidget->widget->name);
1690 sof_dbg_comp_config(scomp, &host->config);
1691
1692 swidget->private = host;
1693
1694 ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host,
1695 ipc_size, r, sizeof(*r));
1696 if (ret >= 0)
1697 return ret;
1698 err:
1699 kfree(host);
1700 return ret;
1701 }
1702
1703 /*
1704 * Pipeline Topology
1705 */
sof_load_pipeline_ipc(struct device * dev,struct sof_ipc_pipe_new * pipeline,struct sof_ipc_comp_reply * r)1706 int sof_load_pipeline_ipc(struct device *dev,
1707 struct sof_ipc_pipe_new *pipeline,
1708 struct sof_ipc_comp_reply *r)
1709 {
1710 struct snd_sof_dev *sdev = dev_get_drvdata(dev);
1711 int ret = sof_core_enable(sdev, pipeline->core);
1712
1713 if (ret < 0)
1714 return ret;
1715
1716 ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline,
1717 sizeof(*pipeline), r, sizeof(*r));
1718 if (ret < 0)
1719 dev_err(dev, "error: load pipeline ipc failure\n");
1720
1721 return ret;
1722 }
1723
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)1724 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, int index,
1725 struct snd_sof_widget *swidget,
1726 struct snd_soc_tplg_dapm_widget *tw,
1727 struct sof_ipc_comp_reply *r)
1728 {
1729 struct snd_soc_tplg_private *private = &tw->priv;
1730 struct sof_ipc_pipe_new *pipeline;
1731 struct snd_sof_widget *comp_swidget;
1732 int ret;
1733
1734 pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL);
1735 if (!pipeline)
1736 return -ENOMEM;
1737
1738 /* configure dai IPC message */
1739 pipeline->hdr.size = sizeof(*pipeline);
1740 pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW;
1741 pipeline->pipeline_id = index;
1742 pipeline->comp_id = swidget->comp_id;
1743
1744 /* component at start of pipeline is our stream id */
1745 comp_swidget = snd_sof_find_swidget(scomp, tw->sname);
1746 if (!comp_swidget) {
1747 dev_err(scomp->dev, "error: widget %s refers to non existent widget %s\n",
1748 tw->name, tw->sname);
1749 ret = -EINVAL;
1750 goto err;
1751 }
1752
1753 pipeline->sched_id = comp_swidget->comp_id;
1754
1755 dev_dbg(scomp->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n",
1756 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id);
1757
1758 ret = sof_parse_tokens(scomp, pipeline, sched_tokens,
1759 ARRAY_SIZE(sched_tokens), private->array,
1760 le32_to_cpu(private->size));
1761 if (ret != 0) {
1762 dev_err(scomp->dev, "error: parse pipeline tokens failed %d\n",
1763 private->size);
1764 goto err;
1765 }
1766
1767 dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n",
1768 swidget->widget->name, pipeline->period, pipeline->priority,
1769 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched);
1770
1771 swidget->private = pipeline;
1772
1773 /* send ipc's to create pipeline comp and power up schedule core */
1774 ret = sof_load_pipeline_ipc(scomp->dev, pipeline, r);
1775 if (ret >= 0)
1776 return ret;
1777 err:
1778 kfree(pipeline);
1779 return ret;
1780 }
1781
1782 /*
1783 * Mixer topology
1784 */
1785
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)1786 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index,
1787 struct snd_sof_widget *swidget,
1788 struct snd_soc_tplg_dapm_widget *tw,
1789 struct sof_ipc_comp_reply *r)
1790 {
1791 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1792 struct snd_soc_tplg_private *private = &tw->priv;
1793 struct sof_ipc_comp_mixer *mixer;
1794 size_t ipc_size = sizeof(*mixer);
1795 int ret;
1796
1797 mixer = (struct sof_ipc_comp_mixer *)
1798 sof_comp_alloc(swidget, &ipc_size, index);
1799 if (!mixer)
1800 return -ENOMEM;
1801
1802 /* configure mixer IPC message */
1803 mixer->comp.type = SOF_COMP_MIXER;
1804 mixer->config.hdr.size = sizeof(mixer->config);
1805
1806 ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens,
1807 ARRAY_SIZE(comp_tokens), private->array,
1808 le32_to_cpu(private->size));
1809 if (ret != 0) {
1810 dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n",
1811 private->size);
1812 kfree(mixer);
1813 return ret;
1814 }
1815
1816 sof_dbg_comp_config(scomp, &mixer->config);
1817
1818 swidget->private = mixer;
1819
1820 ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer,
1821 ipc_size, r, sizeof(*r));
1822 if (ret < 0)
1823 kfree(mixer);
1824
1825 return ret;
1826 }
1827
1828 /*
1829 * Mux topology
1830 */
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)1831 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index,
1832 struct snd_sof_widget *swidget,
1833 struct snd_soc_tplg_dapm_widget *tw,
1834 struct sof_ipc_comp_reply *r)
1835 {
1836 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1837 struct snd_soc_tplg_private *private = &tw->priv;
1838 struct sof_ipc_comp_mux *mux;
1839 size_t ipc_size = sizeof(*mux);
1840 int ret;
1841
1842 mux = (struct sof_ipc_comp_mux *)
1843 sof_comp_alloc(swidget, &ipc_size, index);
1844 if (!mux)
1845 return -ENOMEM;
1846
1847 /* configure mux IPC message */
1848 mux->comp.type = SOF_COMP_MUX;
1849 mux->config.hdr.size = sizeof(mux->config);
1850
1851 ret = sof_parse_tokens(scomp, &mux->config, comp_tokens,
1852 ARRAY_SIZE(comp_tokens), private->array,
1853 le32_to_cpu(private->size));
1854 if (ret != 0) {
1855 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n",
1856 private->size);
1857 kfree(mux);
1858 return ret;
1859 }
1860
1861 sof_dbg_comp_config(scomp, &mux->config);
1862
1863 swidget->private = mux;
1864
1865 ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux,
1866 ipc_size, r, sizeof(*r));
1867 if (ret < 0)
1868 kfree(mux);
1869
1870 return ret;
1871 }
1872
1873 /*
1874 * PGA Topology
1875 */
1876
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)1877 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index,
1878 struct snd_sof_widget *swidget,
1879 struct snd_soc_tplg_dapm_widget *tw,
1880 struct sof_ipc_comp_reply *r)
1881 {
1882 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1883 struct snd_soc_tplg_private *private = &tw->priv;
1884 struct sof_ipc_comp_volume *volume;
1885 struct snd_sof_control *scontrol;
1886 size_t ipc_size = sizeof(*volume);
1887 int min_step;
1888 int max_step;
1889 int ret;
1890
1891 volume = (struct sof_ipc_comp_volume *)
1892 sof_comp_alloc(swidget, &ipc_size, index);
1893 if (!volume)
1894 return -ENOMEM;
1895
1896 if (!le32_to_cpu(tw->num_kcontrols)) {
1897 dev_err(scomp->dev, "error: invalid kcontrol count %d for volume\n",
1898 tw->num_kcontrols);
1899 ret = -EINVAL;
1900 goto err;
1901 }
1902
1903 /* configure volume IPC message */
1904 volume->comp.type = SOF_COMP_VOLUME;
1905 volume->config.hdr.size = sizeof(volume->config);
1906
1907 ret = sof_parse_tokens(scomp, volume, volume_tokens,
1908 ARRAY_SIZE(volume_tokens), private->array,
1909 le32_to_cpu(private->size));
1910 if (ret != 0) {
1911 dev_err(scomp->dev, "error: parse volume tokens failed %d\n",
1912 private->size);
1913 goto err;
1914 }
1915 ret = sof_parse_tokens(scomp, &volume->config, comp_tokens,
1916 ARRAY_SIZE(comp_tokens), private->array,
1917 le32_to_cpu(private->size));
1918 if (ret != 0) {
1919 dev_err(scomp->dev, "error: parse volume.cfg tokens failed %d\n",
1920 le32_to_cpu(private->size));
1921 goto err;
1922 }
1923
1924 sof_dbg_comp_config(scomp, &volume->config);
1925
1926 swidget->private = volume;
1927
1928 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
1929 if (scontrol->comp_id == swidget->comp_id &&
1930 scontrol->volume_table) {
1931 min_step = scontrol->min_volume_step;
1932 max_step = scontrol->max_volume_step;
1933 volume->min_value = scontrol->volume_table[min_step];
1934 volume->max_value = scontrol->volume_table[max_step];
1935 volume->channels = scontrol->num_channels;
1936 break;
1937 }
1938 }
1939
1940 ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume,
1941 ipc_size, r, sizeof(*r));
1942 if (ret >= 0)
1943 return ret;
1944 err:
1945 kfree(volume);
1946 return ret;
1947 }
1948
1949 /*
1950 * SRC Topology
1951 */
1952
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)1953 static int sof_widget_load_src(struct snd_soc_component *scomp, int index,
1954 struct snd_sof_widget *swidget,
1955 struct snd_soc_tplg_dapm_widget *tw,
1956 struct sof_ipc_comp_reply *r)
1957 {
1958 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1959 struct snd_soc_tplg_private *private = &tw->priv;
1960 struct sof_ipc_comp_src *src;
1961 size_t ipc_size = sizeof(*src);
1962 int ret;
1963
1964 src = (struct sof_ipc_comp_src *)
1965 sof_comp_alloc(swidget, &ipc_size, index);
1966 if (!src)
1967 return -ENOMEM;
1968
1969 /* configure src IPC message */
1970 src->comp.type = SOF_COMP_SRC;
1971 src->config.hdr.size = sizeof(src->config);
1972
1973 ret = sof_parse_tokens(scomp, src, src_tokens,
1974 ARRAY_SIZE(src_tokens), private->array,
1975 le32_to_cpu(private->size));
1976 if (ret != 0) {
1977 dev_err(scomp->dev, "error: parse src tokens failed %d\n",
1978 private->size);
1979 goto err;
1980 }
1981
1982 ret = sof_parse_tokens(scomp, &src->config, comp_tokens,
1983 ARRAY_SIZE(comp_tokens), private->array,
1984 le32_to_cpu(private->size));
1985 if (ret != 0) {
1986 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n",
1987 le32_to_cpu(private->size));
1988 goto err;
1989 }
1990
1991 dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n",
1992 swidget->widget->name, src->source_rate, src->sink_rate);
1993 sof_dbg_comp_config(scomp, &src->config);
1994
1995 swidget->private = src;
1996
1997 ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src,
1998 ipc_size, r, sizeof(*r));
1999 if (ret >= 0)
2000 return ret;
2001 err:
2002 kfree(src);
2003 return ret;
2004 }
2005
2006 /*
2007 * ASRC Topology
2008 */
2009
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)2010 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index,
2011 struct snd_sof_widget *swidget,
2012 struct snd_soc_tplg_dapm_widget *tw,
2013 struct sof_ipc_comp_reply *r)
2014 {
2015 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2016 struct snd_soc_tplg_private *private = &tw->priv;
2017 struct sof_ipc_comp_asrc *asrc;
2018 size_t ipc_size = sizeof(*asrc);
2019 int ret;
2020
2021 asrc = (struct sof_ipc_comp_asrc *)
2022 sof_comp_alloc(swidget, &ipc_size, index);
2023 if (!asrc)
2024 return -ENOMEM;
2025
2026 /* configure ASRC IPC message */
2027 asrc->comp.type = SOF_COMP_ASRC;
2028 asrc->config.hdr.size = sizeof(asrc->config);
2029
2030 ret = sof_parse_tokens(scomp, asrc, asrc_tokens,
2031 ARRAY_SIZE(asrc_tokens), private->array,
2032 le32_to_cpu(private->size));
2033 if (ret != 0) {
2034 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n",
2035 private->size);
2036 goto err;
2037 }
2038
2039 ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens,
2040 ARRAY_SIZE(comp_tokens), private->array,
2041 le32_to_cpu(private->size));
2042 if (ret != 0) {
2043 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n",
2044 le32_to_cpu(private->size));
2045 goto err;
2046 }
2047
2048 dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d "
2049 "asynch %d operation %d\n",
2050 swidget->widget->name, asrc->source_rate, asrc->sink_rate,
2051 asrc->asynchronous_mode, asrc->operation_mode);
2052 sof_dbg_comp_config(scomp, &asrc->config);
2053
2054 swidget->private = asrc;
2055
2056 ret = sof_ipc_tx_message(sdev->ipc, asrc->comp.hdr.cmd, asrc,
2057 ipc_size, r, sizeof(*r));
2058 if (ret >= 0)
2059 return ret;
2060 err:
2061 kfree(asrc);
2062 return ret;
2063 }
2064
2065 /*
2066 * Signal Generator Topology
2067 */
2068
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)2069 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index,
2070 struct snd_sof_widget *swidget,
2071 struct snd_soc_tplg_dapm_widget *tw,
2072 struct sof_ipc_comp_reply *r)
2073 {
2074 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2075 struct snd_soc_tplg_private *private = &tw->priv;
2076 struct sof_ipc_comp_tone *tone;
2077 size_t ipc_size = sizeof(*tone);
2078 int ret;
2079
2080 tone = (struct sof_ipc_comp_tone *)
2081 sof_comp_alloc(swidget, &ipc_size, index);
2082 if (!tone)
2083 return -ENOMEM;
2084
2085 /* configure siggen IPC message */
2086 tone->comp.type = SOF_COMP_TONE;
2087 tone->config.hdr.size = sizeof(tone->config);
2088
2089 ret = sof_parse_tokens(scomp, tone, tone_tokens,
2090 ARRAY_SIZE(tone_tokens), private->array,
2091 le32_to_cpu(private->size));
2092 if (ret != 0) {
2093 dev_err(scomp->dev, "error: parse tone tokens failed %d\n",
2094 le32_to_cpu(private->size));
2095 goto err;
2096 }
2097
2098 ret = sof_parse_tokens(scomp, &tone->config, comp_tokens,
2099 ARRAY_SIZE(comp_tokens), private->array,
2100 le32_to_cpu(private->size));
2101 if (ret != 0) {
2102 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n",
2103 le32_to_cpu(private->size));
2104 goto err;
2105 }
2106
2107 dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n",
2108 swidget->widget->name, tone->frequency, tone->amplitude);
2109 sof_dbg_comp_config(scomp, &tone->config);
2110
2111 swidget->private = tone;
2112
2113 ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone,
2114 ipc_size, r, sizeof(*r));
2115 if (ret >= 0)
2116 return ret;
2117 err:
2118 kfree(tone);
2119 return ret;
2120 }
2121
sof_get_control_data(struct snd_soc_component * scomp,struct snd_soc_dapm_widget * widget,struct sof_widget_data * wdata,size_t * size)2122 static int sof_get_control_data(struct snd_soc_component *scomp,
2123 struct snd_soc_dapm_widget *widget,
2124 struct sof_widget_data *wdata,
2125 size_t *size)
2126 {
2127 const struct snd_kcontrol_new *kc;
2128 struct soc_mixer_control *sm;
2129 struct soc_bytes_ext *sbe;
2130 struct soc_enum *se;
2131 int i;
2132
2133 *size = 0;
2134
2135 for (i = 0; i < widget->num_kcontrols; i++) {
2136 kc = &widget->kcontrol_news[i];
2137
2138 switch (widget->dobj.widget.kcontrol_type[i]) {
2139 case SND_SOC_TPLG_TYPE_MIXER:
2140 sm = (struct soc_mixer_control *)kc->private_value;
2141 wdata[i].control = sm->dobj.private;
2142 break;
2143 case SND_SOC_TPLG_TYPE_BYTES:
2144 sbe = (struct soc_bytes_ext *)kc->private_value;
2145 wdata[i].control = sbe->dobj.private;
2146 break;
2147 case SND_SOC_TPLG_TYPE_ENUM:
2148 se = (struct soc_enum *)kc->private_value;
2149 wdata[i].control = se->dobj.private;
2150 break;
2151 default:
2152 dev_err(scomp->dev, "error: unknown kcontrol type %u in widget %s\n",
2153 widget->dobj.widget.kcontrol_type[i],
2154 widget->name);
2155 return -EINVAL;
2156 }
2157
2158 if (!wdata[i].control) {
2159 dev_err(scomp->dev, "error: no scontrol for widget %s\n",
2160 widget->name);
2161 return -EINVAL;
2162 }
2163
2164 wdata[i].pdata = wdata[i].control->control_data->data;
2165 if (!wdata[i].pdata)
2166 return -EINVAL;
2167
2168 /* make sure data is valid - data can be updated at runtime */
2169 if (widget->dobj.widget.kcontrol_type[i] == SND_SOC_TPLG_TYPE_BYTES &&
2170 wdata[i].pdata->magic != SOF_ABI_MAGIC)
2171 return -EINVAL;
2172
2173 *size += wdata[i].pdata->size;
2174
2175 /* get data type */
2176 switch (wdata[i].control->cmd) {
2177 case SOF_CTRL_CMD_VOLUME:
2178 case SOF_CTRL_CMD_ENUM:
2179 case SOF_CTRL_CMD_SWITCH:
2180 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE;
2181 wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET;
2182 break;
2183 case SOF_CTRL_CMD_BINARY:
2184 wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA;
2185 wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET;
2186 break;
2187 default:
2188 break;
2189 }
2190 }
2191
2192 return 0;
2193 }
2194
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)2195 static int sof_process_load(struct snd_soc_component *scomp, int index,
2196 struct snd_sof_widget *swidget,
2197 struct snd_soc_tplg_dapm_widget *tw,
2198 struct sof_ipc_comp_reply *r,
2199 int type)
2200 {
2201 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2202 struct snd_soc_dapm_widget *widget = swidget->widget;
2203 struct snd_soc_tplg_private *private = &tw->priv;
2204 struct sof_ipc_comp_process *process;
2205 struct sof_widget_data *wdata = NULL;
2206 size_t ipc_data_size = 0;
2207 size_t ipc_size;
2208 int offset = 0;
2209 int ret;
2210 int i;
2211
2212 /* allocate struct for widget control data sizes and types */
2213 if (widget->num_kcontrols) {
2214 wdata = kcalloc(widget->num_kcontrols,
2215 sizeof(*wdata),
2216 GFP_KERNEL);
2217
2218 if (!wdata)
2219 return -ENOMEM;
2220
2221 /* get possible component controls and get size of all pdata */
2222 ret = sof_get_control_data(scomp, widget, wdata,
2223 &ipc_data_size);
2224
2225 if (ret < 0)
2226 goto out;
2227 }
2228
2229 ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size;
2230
2231 /* we are exceeding max ipc size, config needs to be sent separately */
2232 if (ipc_size > SOF_IPC_MSG_MAX_SIZE) {
2233 ipc_size -= ipc_data_size;
2234 ipc_data_size = 0;
2235 }
2236
2237 process = (struct sof_ipc_comp_process *)
2238 sof_comp_alloc(swidget, &ipc_size, index);
2239 if (!process) {
2240 ret = -ENOMEM;
2241 goto out;
2242 }
2243
2244 /* configure iir IPC message */
2245 process->comp.type = type;
2246 process->config.hdr.size = sizeof(process->config);
2247
2248 ret = sof_parse_tokens(scomp, &process->config, comp_tokens,
2249 ARRAY_SIZE(comp_tokens), private->array,
2250 le32_to_cpu(private->size));
2251 if (ret != 0) {
2252 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n",
2253 le32_to_cpu(private->size));
2254 goto err;
2255 }
2256
2257 sof_dbg_comp_config(scomp, &process->config);
2258
2259 /*
2260 * found private data in control, so copy it.
2261 * get possible component controls - get size of all pdata,
2262 * then memcpy with headers
2263 */
2264 if (ipc_data_size) {
2265 for (i = 0; i < widget->num_kcontrols; i++) {
2266 memcpy(&process->data + offset,
2267 wdata[i].pdata->data,
2268 wdata[i].pdata->size);
2269 offset += wdata[i].pdata->size;
2270 }
2271 }
2272
2273 process->size = ipc_data_size;
2274 swidget->private = process;
2275
2276 ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process,
2277 ipc_size, r, sizeof(*r));
2278
2279 if (ret < 0) {
2280 dev_err(scomp->dev, "error: create process failed\n");
2281 goto err;
2282 }
2283
2284 /* we sent the data in single message so return */
2285 if (ipc_data_size)
2286 goto out;
2287
2288 /* send control data with large message supported method */
2289 for (i = 0; i < widget->num_kcontrols; i++) {
2290 wdata[i].control->readback_offset = 0;
2291 ret = snd_sof_ipc_set_get_comp_data(wdata[i].control,
2292 wdata[i].ipc_cmd,
2293 wdata[i].ctrl_type,
2294 wdata[i].control->cmd,
2295 true);
2296 if (ret != 0) {
2297 dev_err(scomp->dev, "error: send control failed\n");
2298 break;
2299 }
2300 }
2301
2302 err:
2303 if (ret < 0)
2304 kfree(process);
2305 out:
2306 kfree(wdata);
2307 return ret;
2308 }
2309
2310 /*
2311 * Processing Component Topology - can be "effect", "codec", or general
2312 * "processing".
2313 */
2314
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)2315 static int sof_widget_load_process(struct snd_soc_component *scomp, int index,
2316 struct snd_sof_widget *swidget,
2317 struct snd_soc_tplg_dapm_widget *tw,
2318 struct sof_ipc_comp_reply *r)
2319 {
2320 struct snd_soc_tplg_private *private = &tw->priv;
2321 struct sof_ipc_comp_process config;
2322 int ret;
2323
2324 /* check we have some tokens - we need at least process type */
2325 if (le32_to_cpu(private->size) == 0) {
2326 dev_err(scomp->dev, "error: process tokens not found\n");
2327 return -EINVAL;
2328 }
2329
2330 memset(&config, 0, sizeof(config));
2331 config.comp.core = swidget->core;
2332
2333 /* get the process token */
2334 ret = sof_parse_tokens(scomp, &config, process_tokens,
2335 ARRAY_SIZE(process_tokens), private->array,
2336 le32_to_cpu(private->size));
2337 if (ret != 0) {
2338 dev_err(scomp->dev, "error: parse process tokens failed %d\n",
2339 le32_to_cpu(private->size));
2340 return ret;
2341 }
2342
2343 /* now load process specific data and send IPC */
2344 ret = sof_process_load(scomp, index, swidget, tw, r,
2345 find_process_comp_type(config.type));
2346 if (ret < 0) {
2347 dev_err(scomp->dev, "error: process loading failed\n");
2348 return ret;
2349 }
2350
2351 return 0;
2352 }
2353
sof_widget_bind_event(struct snd_soc_component * scomp,struct snd_sof_widget * swidget,u16 event_type)2354 static int sof_widget_bind_event(struct snd_soc_component *scomp,
2355 struct snd_sof_widget *swidget,
2356 u16 event_type)
2357 {
2358 struct sof_ipc_comp *ipc_comp;
2359
2360 /* validate widget event type */
2361 switch (event_type) {
2362 case SOF_KEYWORD_DETECT_DAPM_EVENT:
2363 /* only KEYWORD_DETECT comps should handle this */
2364 if (swidget->id != snd_soc_dapm_effect)
2365 break;
2366
2367 ipc_comp = swidget->private;
2368 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT)
2369 break;
2370
2371 /* bind event to keyword detect comp */
2372 return snd_soc_tplg_widget_bind_event(swidget->widget,
2373 sof_kwd_events,
2374 ARRAY_SIZE(sof_kwd_events),
2375 event_type);
2376 default:
2377 break;
2378 }
2379
2380 dev_err(scomp->dev,
2381 "error: invalid event type %d for widget %s\n",
2382 event_type, swidget->widget->name);
2383 return -EINVAL;
2384 }
2385
2386 /* 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)2387 static int sof_widget_ready(struct snd_soc_component *scomp, int index,
2388 struct snd_soc_dapm_widget *w,
2389 struct snd_soc_tplg_dapm_widget *tw)
2390 {
2391 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2392 struct snd_sof_widget *swidget;
2393 struct snd_sof_dai *dai;
2394 struct sof_ipc_comp_reply reply;
2395 struct snd_sof_control *scontrol;
2396 struct sof_ipc_comp comp = {
2397 .core = SOF_DSP_PRIMARY_CORE,
2398 };
2399 int ret = 0;
2400
2401 swidget = kzalloc(sizeof(*swidget), GFP_KERNEL);
2402 if (!swidget)
2403 return -ENOMEM;
2404
2405 swidget->scomp = scomp;
2406 swidget->widget = w;
2407 swidget->comp_id = sdev->next_comp_id++;
2408 swidget->complete = 0;
2409 swidget->id = w->id;
2410 swidget->pipeline_id = index;
2411 swidget->private = NULL;
2412 memset(&reply, 0, sizeof(reply));
2413
2414 dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n",
2415 swidget->comp_id, index, swidget->id, tw->name,
2416 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
2417 ? tw->sname : "none");
2418
2419 ret = sof_parse_tokens(scomp, &comp, core_tokens,
2420 ARRAY_SIZE(core_tokens), tw->priv.array,
2421 le32_to_cpu(tw->priv.size));
2422 if (ret != 0) {
2423 dev_err(scomp->dev, "error: parsing core tokens failed %d\n",
2424 ret);
2425 kfree(swidget);
2426 return ret;
2427 }
2428
2429 swidget->core = comp.core;
2430
2431 /* default is primary core, safe to call for already enabled cores */
2432 ret = sof_core_enable(sdev, comp.core);
2433 if (ret < 0) {
2434 dev_err(scomp->dev, "error: enable core: %d\n", ret);
2435 kfree(swidget);
2436 return ret;
2437 }
2438
2439 ret = sof_parse_tokens(scomp, &swidget->comp_ext, comp_ext_tokens,
2440 ARRAY_SIZE(comp_ext_tokens), tw->priv.array,
2441 le32_to_cpu(tw->priv.size));
2442 if (ret != 0) {
2443 dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n",
2444 ret);
2445 kfree(swidget);
2446 return ret;
2447 }
2448
2449 /* handle any special case widgets */
2450 switch (w->id) {
2451 case snd_soc_dapm_dai_in:
2452 case snd_soc_dapm_dai_out:
2453 dai = kzalloc(sizeof(*dai), GFP_KERNEL);
2454 if (!dai) {
2455 kfree(swidget);
2456 return -ENOMEM;
2457 }
2458
2459 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, dai);
2460 if (ret == 0) {
2461 sof_connect_dai_widget(scomp, w, tw, dai);
2462 list_add(&dai->list, &sdev->dai_list);
2463 swidget->private = dai;
2464 } else {
2465 kfree(dai);
2466 }
2467 break;
2468 case snd_soc_dapm_mixer:
2469 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply);
2470 break;
2471 case snd_soc_dapm_pga:
2472 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply);
2473 /* Find scontrol for this pga and set readback offset*/
2474 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
2475 if (scontrol->comp_id == swidget->comp_id) {
2476 scontrol->readback_offset = reply.offset;
2477 break;
2478 }
2479 }
2480 break;
2481 case snd_soc_dapm_buffer:
2482 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply);
2483 break;
2484 case snd_soc_dapm_scheduler:
2485 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, &reply);
2486 break;
2487 case snd_soc_dapm_aif_out:
2488 ret = sof_widget_load_pcm(scomp, index, swidget,
2489 SOF_IPC_STREAM_CAPTURE, tw, &reply);
2490 break;
2491 case snd_soc_dapm_aif_in:
2492 ret = sof_widget_load_pcm(scomp, index, swidget,
2493 SOF_IPC_STREAM_PLAYBACK, tw, &reply);
2494 break;
2495 case snd_soc_dapm_src:
2496 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply);
2497 break;
2498 case snd_soc_dapm_asrc:
2499 ret = sof_widget_load_asrc(scomp, index, swidget, tw, &reply);
2500 break;
2501 case snd_soc_dapm_siggen:
2502 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply);
2503 break;
2504 case snd_soc_dapm_effect:
2505 ret = sof_widget_load_process(scomp, index, swidget, tw, &reply);
2506 break;
2507 case snd_soc_dapm_mux:
2508 case snd_soc_dapm_demux:
2509 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply);
2510 break;
2511 case snd_soc_dapm_switch:
2512 case snd_soc_dapm_dai_link:
2513 case snd_soc_dapm_kcontrol:
2514 default:
2515 dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name);
2516 break;
2517 }
2518
2519 /* check IPC reply */
2520 if (ret < 0 || reply.rhdr.error < 0) {
2521 dev_err(scomp->dev,
2522 "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n",
2523 tw->shift, swidget->id, tw->name,
2524 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
2525 ? tw->sname : "none", reply.rhdr.error);
2526 kfree(swidget);
2527 return ret;
2528 }
2529
2530 /* bind widget to external event */
2531 if (tw->event_type) {
2532 ret = sof_widget_bind_event(scomp, swidget,
2533 le16_to_cpu(tw->event_type));
2534 if (ret) {
2535 dev_err(scomp->dev, "error: widget event binding failed\n");
2536 kfree(swidget->private);
2537 kfree(swidget);
2538 return ret;
2539 }
2540 }
2541
2542 w->dobj.private = swidget;
2543 list_add(&swidget->list, &sdev->widget_list);
2544 return ret;
2545 }
2546
sof_route_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)2547 static int sof_route_unload(struct snd_soc_component *scomp,
2548 struct snd_soc_dobj *dobj)
2549 {
2550 struct snd_sof_route *sroute;
2551
2552 sroute = dobj->private;
2553 if (!sroute)
2554 return 0;
2555
2556 /* free sroute and its private data */
2557 kfree(sroute->private);
2558 list_del(&sroute->list);
2559 kfree(sroute);
2560
2561 return 0;
2562 }
2563
sof_widget_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)2564 static int sof_widget_unload(struct snd_soc_component *scomp,
2565 struct snd_soc_dobj *dobj)
2566 {
2567 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2568 const struct snd_kcontrol_new *kc;
2569 struct snd_soc_dapm_widget *widget;
2570 struct sof_ipc_pipe_new *pipeline;
2571 struct snd_sof_control *scontrol;
2572 struct snd_sof_widget *swidget;
2573 struct soc_mixer_control *sm;
2574 struct soc_bytes_ext *sbe;
2575 struct snd_sof_dai *dai;
2576 struct soc_enum *se;
2577 int ret = 0;
2578 int i;
2579
2580 swidget = dobj->private;
2581 if (!swidget)
2582 return 0;
2583
2584 widget = swidget->widget;
2585
2586 switch (swidget->id) {
2587 case snd_soc_dapm_dai_in:
2588 case snd_soc_dapm_dai_out:
2589 dai = swidget->private;
2590
2591 if (dai) {
2592 /* free dai config */
2593 kfree(dai->dai_config);
2594 list_del(&dai->list);
2595 }
2596 break;
2597 case snd_soc_dapm_scheduler:
2598
2599 /* power down the pipeline schedule core */
2600 pipeline = swidget->private;
2601
2602 /*
2603 * Runtime PM should still function normally if topology loading fails and
2604 * it's components are unloaded. Do not power down the primary core so that the
2605 * CTX_SAVE IPC can succeed during runtime suspend.
2606 */
2607 if (pipeline->core == SOF_DSP_PRIMARY_CORE)
2608 break;
2609
2610 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core);
2611 if (ret < 0)
2612 dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n",
2613 pipeline->core);
2614 break;
2615 default:
2616 break;
2617 }
2618 for (i = 0; i < widget->num_kcontrols; i++) {
2619 kc = &widget->kcontrol_news[i];
2620 switch (widget->dobj.widget.kcontrol_type[i]) {
2621 case SND_SOC_TPLG_TYPE_MIXER:
2622 sm = (struct soc_mixer_control *)kc->private_value;
2623 scontrol = sm->dobj.private;
2624 if (sm->max > 1)
2625 kfree(scontrol->volume_table);
2626 break;
2627 case SND_SOC_TPLG_TYPE_ENUM:
2628 se = (struct soc_enum *)kc->private_value;
2629 scontrol = se->dobj.private;
2630 break;
2631 case SND_SOC_TPLG_TYPE_BYTES:
2632 sbe = (struct soc_bytes_ext *)kc->private_value;
2633 scontrol = sbe->dobj.private;
2634 break;
2635 default:
2636 dev_warn(scomp->dev, "unsupported kcontrol_type\n");
2637 goto out;
2638 }
2639 kfree(scontrol->control_data);
2640 list_del(&scontrol->list);
2641 kfree(scontrol);
2642 }
2643
2644 out:
2645 /* free private value */
2646 kfree(swidget->private);
2647
2648 /* remove and free swidget object */
2649 list_del(&swidget->list);
2650 kfree(swidget);
2651
2652 return ret;
2653 }
2654
2655 /*
2656 * DAI HW configuration.
2657 */
2658
2659 /* 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)2660 static int sof_dai_load(struct snd_soc_component *scomp, int index,
2661 struct snd_soc_dai_driver *dai_drv,
2662 struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai)
2663 {
2664 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2665 struct snd_soc_tplg_stream_caps *caps;
2666 struct snd_soc_tplg_private *private = &pcm->priv;
2667 struct snd_sof_pcm *spcm;
2668 int stream;
2669 int ret;
2670
2671 /* nothing to do for BEs atm */
2672 if (!pcm)
2673 return 0;
2674
2675 spcm = kzalloc(sizeof(*spcm), GFP_KERNEL);
2676 if (!spcm)
2677 return -ENOMEM;
2678
2679 spcm->scomp = scomp;
2680
2681 for_each_pcm_streams(stream) {
2682 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED;
2683 INIT_WORK(&spcm->stream[stream].period_elapsed_work,
2684 snd_sof_pcm_period_elapsed_work);
2685 }
2686
2687 spcm->pcm = *pcm;
2688 dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name);
2689
2690 dai_drv->dobj.private = spcm;
2691 list_add(&spcm->list, &sdev->pcm_list);
2692
2693 ret = sof_parse_tokens(scomp, spcm, stream_tokens,
2694 ARRAY_SIZE(stream_tokens), private->array,
2695 le32_to_cpu(private->size));
2696 if (ret) {
2697 dev_err(scomp->dev, "error: parse stream tokens failed %d\n",
2698 le32_to_cpu(private->size));
2699 return ret;
2700 }
2701
2702 /* do we need to allocate playback PCM DMA pages */
2703 if (!spcm->pcm.playback)
2704 goto capture;
2705
2706 stream = SNDRV_PCM_STREAM_PLAYBACK;
2707
2708 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n",
2709 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
2710
2711 caps = &spcm->pcm.caps[stream];
2712
2713 /* allocate playback page table buffer */
2714 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
2715 PAGE_SIZE, &spcm->stream[stream].page_table);
2716 if (ret < 0) {
2717 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
2718 caps->name, ret);
2719
2720 return ret;
2721 }
2722
2723 /* bind pcm to host comp */
2724 ret = spcm_bind(scomp, spcm, stream);
2725 if (ret) {
2726 dev_err(scomp->dev,
2727 "error: can't bind pcm to host\n");
2728 goto free_playback_tables;
2729 }
2730
2731 capture:
2732 stream = SNDRV_PCM_STREAM_CAPTURE;
2733
2734 /* do we need to allocate capture PCM DMA pages */
2735 if (!spcm->pcm.capture)
2736 return ret;
2737
2738 dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n",
2739 spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
2740
2741 caps = &spcm->pcm.caps[stream];
2742
2743 /* allocate capture page table buffer */
2744 ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
2745 PAGE_SIZE, &spcm->stream[stream].page_table);
2746 if (ret < 0) {
2747 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
2748 caps->name, ret);
2749 goto free_playback_tables;
2750 }
2751
2752 /* bind pcm to host comp */
2753 ret = spcm_bind(scomp, spcm, stream);
2754 if (ret) {
2755 dev_err(scomp->dev,
2756 "error: can't bind pcm to host\n");
2757 snd_dma_free_pages(&spcm->stream[stream].page_table);
2758 goto free_playback_tables;
2759 }
2760
2761 return ret;
2762
2763 free_playback_tables:
2764 if (spcm->pcm.playback)
2765 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
2766
2767 return ret;
2768 }
2769
sof_dai_unload(struct snd_soc_component * scomp,struct snd_soc_dobj * dobj)2770 static int sof_dai_unload(struct snd_soc_component *scomp,
2771 struct snd_soc_dobj *dobj)
2772 {
2773 struct snd_sof_pcm *spcm = dobj->private;
2774
2775 /* free PCM DMA pages */
2776 if (spcm->pcm.playback)
2777 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
2778
2779 if (spcm->pcm.capture)
2780 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table);
2781
2782 /* remove from list and free spcm */
2783 list_del(&spcm->list);
2784 kfree(spcm);
2785
2786 return 0;
2787 }
2788
sof_dai_set_format(struct snd_soc_tplg_hw_config * hw_config,struct sof_ipc_dai_config * config)2789 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config,
2790 struct sof_ipc_dai_config *config)
2791 {
2792 /* clock directions wrt codec */
2793 if (hw_config->bclk_provider == SND_SOC_TPLG_BCLK_CP) {
2794 /* codec is bclk provider */
2795 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP)
2796 config->format |= SOF_DAI_FMT_CBP_CFP;
2797 else
2798 config->format |= SOF_DAI_FMT_CBP_CFC;
2799 } else {
2800 /* codec is bclk consumer */
2801 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP)
2802 config->format |= SOF_DAI_FMT_CBC_CFP;
2803 else
2804 config->format |= SOF_DAI_FMT_CBC_CFC;
2805 }
2806
2807 /* inverted clocks ? */
2808 if (hw_config->invert_bclk) {
2809 if (hw_config->invert_fsync)
2810 config->format |= SOF_DAI_FMT_IB_IF;
2811 else
2812 config->format |= SOF_DAI_FMT_IB_NF;
2813 } else {
2814 if (hw_config->invert_fsync)
2815 config->format |= SOF_DAI_FMT_NB_IF;
2816 else
2817 config->format |= SOF_DAI_FMT_NB_NF;
2818 }
2819 }
2820
2821 /*
2822 * Send IPC and set the same config for all DAIs with name matching the link
2823 * name. Note that the function can only be used for the case that all DAIs
2824 * have a common DAI config for now.
2825 */
sof_set_dai_config_multi(struct snd_sof_dev * sdev,u32 size,struct snd_soc_dai_link * link,struct sof_ipc_dai_config * config,int num_conf,int curr_conf)2826 static int sof_set_dai_config_multi(struct snd_sof_dev *sdev, u32 size,
2827 struct snd_soc_dai_link *link,
2828 struct sof_ipc_dai_config *config,
2829 int num_conf, int curr_conf)
2830 {
2831 struct snd_sof_dai *dai;
2832 int found = 0;
2833 int i;
2834
2835 list_for_each_entry(dai, &sdev->dai_list, list) {
2836 if (!dai->name)
2837 continue;
2838
2839 if (strcmp(link->name, dai->name) == 0) {
2840 struct sof_ipc_reply reply;
2841 int ret;
2842
2843 /*
2844 * the same dai config will be applied to all DAIs in
2845 * the same dai link. We have to ensure that the ipc
2846 * dai config's dai_index match to the component's
2847 * dai_index.
2848 */
2849 for (i = 0; i < num_conf; i++)
2850 config[i].dai_index = dai->comp_dai.dai_index;
2851
2852 dev_dbg(sdev->dev, "set DAI config for %s index %d\n",
2853 dai->name, config[curr_conf].dai_index);
2854 /* send message to DSP */
2855 ret = sof_ipc_tx_message(sdev->ipc,
2856 config[curr_conf].hdr.cmd,
2857 &config[curr_conf], size,
2858 &reply, sizeof(reply));
2859
2860 if (ret < 0) {
2861 dev_err(sdev->dev,
2862 "error: failed to set DAI config for %s index %d\n",
2863 dai->name, config[curr_conf].dai_index);
2864 return ret;
2865 }
2866
2867 dai->number_configs = num_conf;
2868 dai->current_config = curr_conf;
2869 dai->dai_config = kmemdup(config, size * num_conf, GFP_KERNEL);
2870 if (!dai->dai_config)
2871 return -ENOMEM;
2872
2873 /* set cpu_dai_name */
2874 dai->cpu_dai_name = link->cpus->dai_name;
2875
2876 found = 1;
2877 }
2878 }
2879
2880 /*
2881 * machine driver may define a dai link with playback and capture
2882 * dai enabled, but the dai link in topology would support both, one
2883 * or none of them. Here print a warning message to notify user
2884 */
2885 if (!found) {
2886 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s",
2887 link->name);
2888 }
2889
2890 return 0;
2891 }
2892
sof_set_dai_config(struct snd_sof_dev * sdev,u32 size,struct snd_soc_dai_link * link,struct sof_ipc_dai_config * config)2893 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size,
2894 struct snd_soc_dai_link *link,
2895 struct sof_ipc_dai_config *config)
2896 {
2897 return sof_set_dai_config_multi(sdev, size, link, config, 1, 0);
2898 }
2899
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,int curr_conf)2900 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index,
2901 struct snd_soc_dai_link *link,
2902 struct snd_soc_tplg_link_config *cfg,
2903 struct snd_soc_tplg_hw_config *hw_config,
2904 struct sof_ipc_dai_config *config, int curr_conf)
2905 {
2906 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2907 struct snd_soc_tplg_private *private = &cfg->priv;
2908 int num_conf = le32_to_cpu(cfg->num_hw_configs);
2909 u32 size = sizeof(*config);
2910 int ret;
2911 int i;
2912
2913 /*
2914 * Parse common data, we should have 1 common data per hw_config.
2915 */
2916 ret = sof_parse_token_sets(scomp, &config->ssp, ssp_tokens,
2917 ARRAY_SIZE(ssp_tokens), private->array,
2918 le32_to_cpu(private->size),
2919 num_conf, size);
2920
2921 if (ret != 0) {
2922 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n",
2923 le32_to_cpu(private->size));
2924 return ret;
2925 }
2926
2927 /* process all possible hw configs */
2928 for (i = 0; i < num_conf; i++) {
2929
2930 /* handle master/slave and inverted clocks */
2931 sof_dai_set_format(&hw_config[i], &config[i]);
2932
2933 config[i].hdr.size = size;
2934
2935 /* copy differentiating hw configs to ipc structs */
2936 config[i].ssp.mclk_rate = le32_to_cpu(hw_config[i].mclk_rate);
2937 config[i].ssp.bclk_rate = le32_to_cpu(hw_config[i].bclk_rate);
2938 config[i].ssp.fsync_rate = le32_to_cpu(hw_config[i].fsync_rate);
2939 config[i].ssp.tdm_slots = le32_to_cpu(hw_config[i].tdm_slots);
2940 config[i].ssp.tdm_slot_width = le32_to_cpu(hw_config[i].tdm_slot_width);
2941 config[i].ssp.mclk_direction = hw_config[i].mclk_direction;
2942 config[i].ssp.rx_slots = le32_to_cpu(hw_config[i].rx_slots);
2943 config[i].ssp.tx_slots = le32_to_cpu(hw_config[i].tx_slots);
2944
2945 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",
2946 config[i].dai_index, config[i].format,
2947 config[i].ssp.mclk_rate, config[i].ssp.bclk_rate,
2948 config[i].ssp.fsync_rate, config[i].ssp.sample_valid_bits,
2949 config[i].ssp.tdm_slot_width, config[i].ssp.tdm_slots,
2950 config[i].ssp.mclk_id, config[i].ssp.quirks);
2951
2952 /* validate SSP fsync rate and channel count */
2953 if (config[i].ssp.fsync_rate < 8000 || config[i].ssp.fsync_rate > 192000) {
2954 dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n",
2955 config[i].dai_index);
2956 return -EINVAL;
2957 }
2958
2959 if (config[i].ssp.tdm_slots < 1 || config[i].ssp.tdm_slots > 8) {
2960 dev_err(scomp->dev, "error: invalid channel count for SSP%d\n",
2961 config[i].dai_index);
2962 return -EINVAL;
2963 }
2964 }
2965
2966 /* set config for all DAI's with name matching the link name */
2967 ret = sof_set_dai_config_multi(sdev, size, link, config, num_conf, curr_conf);
2968 if (ret < 0)
2969 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n",
2970 config->dai_index);
2971
2972 return ret;
2973 }
2974
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)2975 static int sof_link_sai_load(struct snd_soc_component *scomp, int index,
2976 struct snd_soc_dai_link *link,
2977 struct snd_soc_tplg_link_config *cfg,
2978 struct snd_soc_tplg_hw_config *hw_config,
2979 struct sof_ipc_dai_config *config)
2980 {
2981 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2982 struct snd_soc_tplg_private *private = &cfg->priv;
2983 u32 size = sizeof(*config);
2984 int ret;
2985
2986 /* handle master/slave and inverted clocks */
2987 sof_dai_set_format(hw_config, config);
2988
2989 /* init IPC */
2990 memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params));
2991 config->hdr.size = size;
2992
2993 ret = sof_parse_tokens(scomp, &config->sai, sai_tokens,
2994 ARRAY_SIZE(sai_tokens), private->array,
2995 le32_to_cpu(private->size));
2996 if (ret != 0) {
2997 dev_err(scomp->dev, "error: parse sai tokens failed %d\n",
2998 le32_to_cpu(private->size));
2999 return ret;
3000 }
3001
3002 config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
3003 config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
3004 config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
3005 config->sai.mclk_direction = hw_config->mclk_direction;
3006
3007 config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
3008 config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
3009 config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots);
3010 config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots);
3011
3012 dev_info(scomp->dev,
3013 "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
3014 config->dai_index, config->format,
3015 config->sai.mclk_rate, config->sai.tdm_slot_width,
3016 config->sai.tdm_slots, config->sai.mclk_id);
3017
3018 if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) {
3019 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n",
3020 config->dai_index);
3021 return -EINVAL;
3022 }
3023
3024 /* set config for all DAI's with name matching the link name */
3025 ret = sof_set_dai_config(sdev, size, link, config);
3026 if (ret < 0)
3027 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n",
3028 config->dai_index);
3029
3030 return ret;
3031 }
3032
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)3033 static int sof_link_esai_load(struct snd_soc_component *scomp, int index,
3034 struct snd_soc_dai_link *link,
3035 struct snd_soc_tplg_link_config *cfg,
3036 struct snd_soc_tplg_hw_config *hw_config,
3037 struct sof_ipc_dai_config *config)
3038 {
3039 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3040 struct snd_soc_tplg_private *private = &cfg->priv;
3041 u32 size = sizeof(*config);
3042 int ret;
3043
3044 /* handle master/slave and inverted clocks */
3045 sof_dai_set_format(hw_config, config);
3046
3047 /* init IPC */
3048 memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params));
3049 config->hdr.size = size;
3050
3051 ret = sof_parse_tokens(scomp, &config->esai, esai_tokens,
3052 ARRAY_SIZE(esai_tokens), private->array,
3053 le32_to_cpu(private->size));
3054 if (ret != 0) {
3055 dev_err(scomp->dev, "error: parse esai tokens failed %d\n",
3056 le32_to_cpu(private->size));
3057 return ret;
3058 }
3059
3060 config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
3061 config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
3062 config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
3063 config->esai.mclk_direction = hw_config->mclk_direction;
3064 config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
3065 config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
3066 config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots);
3067 config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots);
3068
3069 dev_info(scomp->dev,
3070 "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
3071 config->dai_index, config->format,
3072 config->esai.mclk_rate, config->esai.tdm_slot_width,
3073 config->esai.tdm_slots, config->esai.mclk_id);
3074
3075 if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) {
3076 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n",
3077 config->dai_index);
3078 return -EINVAL;
3079 }
3080
3081 /* set config for all DAI's with name matching the link name */
3082 ret = sof_set_dai_config(sdev, size, link, config);
3083 if (ret < 0)
3084 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n",
3085 config->dai_index);
3086
3087 return ret;
3088 }
3089
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)3090 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index,
3091 struct snd_soc_dai_link *link,
3092 struct snd_soc_tplg_link_config *cfg,
3093 struct snd_soc_tplg_hw_config *hw_config,
3094 struct sof_ipc_dai_config *config)
3095 {
3096 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3097 struct snd_soc_tplg_private *private = &cfg->priv;
3098 struct sof_ipc_fw_ready *ready = &sdev->fw_ready;
3099 struct sof_ipc_fw_version *v = &ready->version;
3100 size_t size = sizeof(*config);
3101 int ret, j;
3102
3103 /* Ensure the entire DMIC config struct is zeros */
3104 memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params));
3105
3106 /* get DMIC tokens */
3107 ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens,
3108 ARRAY_SIZE(dmic_tokens), private->array,
3109 le32_to_cpu(private->size));
3110 if (ret != 0) {
3111 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n",
3112 le32_to_cpu(private->size));
3113 return ret;
3114 }
3115
3116 /* get DMIC PDM tokens */
3117 ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens,
3118 ARRAY_SIZE(dmic_pdm_tokens), private->array,
3119 le32_to_cpu(private->size),
3120 config->dmic.num_pdm_active,
3121 sizeof(struct sof_ipc_dai_dmic_pdm_ctrl));
3122
3123 if (ret != 0) {
3124 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n",
3125 le32_to_cpu(private->size));
3126 return ret;
3127 }
3128
3129 /* set IPC header size */
3130 config->hdr.size = size;
3131
3132 /* debug messages */
3133 dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n",
3134 config->dai_index, config->dmic.driver_ipc_version);
3135 dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n",
3136 config->dmic.pdmclk_min, config->dmic.pdmclk_max,
3137 config->dmic.duty_min);
3138 dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n",
3139 config->dmic.duty_max, config->dmic.fifo_fs,
3140 config->dmic.num_pdm_active);
3141 dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits);
3142
3143 for (j = 0; j < config->dmic.num_pdm_active; j++) {
3144 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n",
3145 config->dmic.pdm[j].id,
3146 config->dmic.pdm[j].enable_mic_a,
3147 config->dmic.pdm[j].enable_mic_b);
3148 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n",
3149 config->dmic.pdm[j].id,
3150 config->dmic.pdm[j].polarity_mic_a,
3151 config->dmic.pdm[j].polarity_mic_b);
3152 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n",
3153 config->dmic.pdm[j].id,
3154 config->dmic.pdm[j].clk_edge,
3155 config->dmic.pdm[j].skew);
3156 }
3157
3158 /*
3159 * this takes care of backwards compatible handling of fifo_bits_b.
3160 * It is deprecated since firmware ABI version 3.0.1.
3161 */
3162 if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1))
3163 config->dmic.fifo_bits_b = config->dmic.fifo_bits;
3164
3165 /* set config for all DAI's with name matching the link name */
3166 ret = sof_set_dai_config(sdev, size, link, config);
3167 if (ret < 0)
3168 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n",
3169 config->dai_index);
3170
3171 return ret;
3172 }
3173
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)3174 static int sof_link_hda_load(struct snd_soc_component *scomp, int index,
3175 struct snd_soc_dai_link *link,
3176 struct snd_soc_tplg_link_config *cfg,
3177 struct snd_soc_tplg_hw_config *hw_config,
3178 struct sof_ipc_dai_config *config)
3179 {
3180 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3181 struct snd_soc_tplg_private *private = &cfg->priv;
3182 struct snd_soc_dai *dai;
3183 u32 size = sizeof(*config);
3184 int ret;
3185
3186 /* init IPC */
3187 memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params));
3188 config->hdr.size = size;
3189
3190 /* get any bespoke DAI tokens */
3191 ret = sof_parse_tokens(scomp, &config->hda, hda_tokens,
3192 ARRAY_SIZE(hda_tokens), private->array,
3193 le32_to_cpu(private->size));
3194 if (ret != 0) {
3195 dev_err(scomp->dev, "error: parse hda tokens failed %d\n",
3196 le32_to_cpu(private->size));
3197 return ret;
3198 }
3199
3200 dev_dbg(scomp->dev, "HDA config rate %d channels %d\n",
3201 config->hda.rate, config->hda.channels);
3202
3203 dai = snd_soc_find_dai(link->cpus);
3204 if (!dai) {
3205 dev_err(scomp->dev, "error: failed to find dai %s in %s",
3206 link->cpus->dai_name, __func__);
3207 return -EINVAL;
3208 }
3209
3210 config->hda.link_dma_ch = DMA_CHAN_INVALID;
3211
3212 ret = sof_set_dai_config(sdev, size, link, config);
3213 if (ret < 0)
3214 dev_err(scomp->dev, "error: failed to process hda dai link %s",
3215 link->name);
3216
3217 return ret;
3218 }
3219
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)3220 static int sof_link_alh_load(struct snd_soc_component *scomp, int index,
3221 struct snd_soc_dai_link *link,
3222 struct snd_soc_tplg_link_config *cfg,
3223 struct snd_soc_tplg_hw_config *hw_config,
3224 struct sof_ipc_dai_config *config)
3225 {
3226 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3227 struct snd_soc_tplg_private *private = &cfg->priv;
3228 u32 size = sizeof(*config);
3229 int ret;
3230
3231 ret = sof_parse_tokens(scomp, &config->alh, alh_tokens,
3232 ARRAY_SIZE(alh_tokens), private->array,
3233 le32_to_cpu(private->size));
3234 if (ret != 0) {
3235 dev_err(scomp->dev, "error: parse alh tokens failed %d\n",
3236 le32_to_cpu(private->size));
3237 return ret;
3238 }
3239
3240 /* init IPC */
3241 config->hdr.size = size;
3242
3243 /* set config for all DAI's with name matching the link name */
3244 ret = sof_set_dai_config(sdev, size, link, config);
3245 if (ret < 0)
3246 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n",
3247 config->dai_index);
3248
3249 return ret;
3250 }
3251
3252 /* 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)3253 static int sof_link_load(struct snd_soc_component *scomp, int index,
3254 struct snd_soc_dai_link *link,
3255 struct snd_soc_tplg_link_config *cfg)
3256 {
3257 struct snd_soc_tplg_private *private = &cfg->priv;
3258 struct snd_soc_tplg_hw_config *hw_config;
3259 struct sof_ipc_dai_config common_config;
3260 struct sof_ipc_dai_config *config;
3261 int curr_conf;
3262 int num_conf;
3263 int ret;
3264 int i;
3265
3266 if (!link->platforms) {
3267 dev_err(scomp->dev, "error: no platforms\n");
3268 return -EINVAL;
3269 }
3270 link->platforms->name = dev_name(scomp->dev);
3271
3272 /*
3273 * Set nonatomic property for FE dai links as their trigger action
3274 * involves IPC's.
3275 */
3276 if (!link->no_pcm) {
3277 link->nonatomic = true;
3278
3279 /*
3280 * set default trigger order for all links. Exceptions to
3281 * the rule will be handled in sof_pcm_dai_link_fixup()
3282 * For playback, the sequence is the following: start FE,
3283 * start BE, stop BE, stop FE; for Capture the sequence is
3284 * inverted start BE, start FE, stop FE, stop BE
3285 */
3286 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] =
3287 SND_SOC_DPCM_TRIGGER_PRE;
3288 link->trigger[SNDRV_PCM_STREAM_CAPTURE] =
3289 SND_SOC_DPCM_TRIGGER_POST;
3290
3291 /* nothing more to do for FE dai links */
3292 return 0;
3293 }
3294
3295 /* check we have some tokens - we need at least DAI type */
3296 if (le32_to_cpu(private->size) == 0) {
3297 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n");
3298 return -EINVAL;
3299 }
3300
3301 memset(&common_config, 0, sizeof(common_config));
3302
3303 /* get any common DAI tokens */
3304 ret = sof_parse_tokens(scomp, &common_config, dai_link_tokens, ARRAY_SIZE(dai_link_tokens),
3305 private->array, le32_to_cpu(private->size));
3306 if (ret != 0) {
3307 dev_err(scomp->dev, "error: parse link tokens failed %d\n",
3308 le32_to_cpu(private->size));
3309 return ret;
3310 }
3311
3312 /*
3313 * DAI links are expected to have at least 1 hw_config.
3314 * But some older topologies might have no hw_config for HDA dai links.
3315 */
3316 hw_config = cfg->hw_config;
3317 num_conf = le32_to_cpu(cfg->num_hw_configs);
3318 if (!num_conf) {
3319 if (common_config.type != SOF_DAI_INTEL_HDA) {
3320 dev_err(scomp->dev, "error: unexpected DAI config count %d!\n",
3321 le32_to_cpu(cfg->num_hw_configs));
3322 return -EINVAL;
3323 }
3324 num_conf = 1;
3325 curr_conf = 0;
3326 } else {
3327 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n",
3328 cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id));
3329
3330 for (curr_conf = 0; curr_conf < num_conf; curr_conf++) {
3331 if (hw_config[curr_conf].id == cfg->default_hw_config_id)
3332 break;
3333 }
3334
3335 if (curr_conf == num_conf) {
3336 dev_err(scomp->dev, "error: default hw_config id: %d not found!\n",
3337 le32_to_cpu(cfg->default_hw_config_id));
3338 return -EINVAL;
3339 }
3340 }
3341
3342 /* Reserve memory for all hw configs, eventually freed by widget */
3343 config = kcalloc(num_conf, sizeof(*config), GFP_KERNEL);
3344 if (!config)
3345 return -ENOMEM;
3346
3347 /* Copy common data to all config ipc structs */
3348 for (i = 0; i < num_conf; i++) {
3349 config[i].hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG;
3350 config[i].format = le32_to_cpu(hw_config[i].fmt);
3351 config[i].type = common_config.type;
3352 config[i].dai_index = common_config.dai_index;
3353 }
3354
3355 /* now load DAI specific data and send IPC - type comes from token */
3356 switch (common_config.type) {
3357 case SOF_DAI_INTEL_SSP:
3358 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, config, curr_conf);
3359 break;
3360 case SOF_DAI_INTEL_DMIC:
3361 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3362 break;
3363 case SOF_DAI_INTEL_HDA:
3364 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3365 break;
3366 case SOF_DAI_INTEL_ALH:
3367 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3368 break;
3369 case SOF_DAI_IMX_SAI:
3370 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3371 break;
3372 case SOF_DAI_IMX_ESAI:
3373 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3374 break;
3375 default:
3376 dev_err(scomp->dev, "error: invalid DAI type %d\n", common_config.type);
3377 ret = -EINVAL;
3378 break;
3379 }
3380
3381 kfree(config);
3382
3383 return ret;
3384 }
3385
3386 /* DAI link - used for any driver specific init */
sof_route_load(struct snd_soc_component * scomp,int index,struct snd_soc_dapm_route * route)3387 static int sof_route_load(struct snd_soc_component *scomp, int index,
3388 struct snd_soc_dapm_route *route)
3389 {
3390 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3391 struct sof_ipc_pipe_comp_connect *connect;
3392 struct snd_sof_widget *source_swidget, *sink_swidget;
3393 struct snd_soc_dobj *dobj = &route->dobj;
3394 struct snd_sof_route *sroute;
3395 struct sof_ipc_reply reply;
3396 int ret = 0;
3397
3398 /* allocate memory for sroute and connect */
3399 sroute = kzalloc(sizeof(*sroute), GFP_KERNEL);
3400 if (!sroute)
3401 return -ENOMEM;
3402
3403 sroute->scomp = scomp;
3404
3405 connect = kzalloc(sizeof(*connect), GFP_KERNEL);
3406 if (!connect) {
3407 kfree(sroute);
3408 return -ENOMEM;
3409 }
3410
3411 connect->hdr.size = sizeof(*connect);
3412 connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT;
3413
3414 dev_dbg(scomp->dev, "sink %s control %s source %s\n",
3415 route->sink, route->control ? route->control : "none",
3416 route->source);
3417
3418 /* source component */
3419 source_swidget = snd_sof_find_swidget(scomp, (char *)route->source);
3420 if (!source_swidget) {
3421 dev_err(scomp->dev, "error: source %s not found\n",
3422 route->source);
3423 ret = -EINVAL;
3424 goto err;
3425 }
3426
3427 /*
3428 * Virtual widgets of type output/out_drv may be added in topology
3429 * for compatibility. These are not handled by the FW.
3430 * So, don't send routes whose source/sink widget is of such types
3431 * to the DSP.
3432 */
3433 if (source_swidget->id == snd_soc_dapm_out_drv ||
3434 source_swidget->id == snd_soc_dapm_output)
3435 goto err;
3436
3437 connect->source_id = source_swidget->comp_id;
3438
3439 /* sink component */
3440 sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink);
3441 if (!sink_swidget) {
3442 dev_err(scomp->dev, "error: sink %s not found\n",
3443 route->sink);
3444 ret = -EINVAL;
3445 goto err;
3446 }
3447
3448 /*
3449 * Don't send routes whose sink widget is of type
3450 * output or out_drv to the DSP
3451 */
3452 if (sink_swidget->id == snd_soc_dapm_out_drv ||
3453 sink_swidget->id == snd_soc_dapm_output)
3454 goto err;
3455
3456 connect->sink_id = sink_swidget->comp_id;
3457
3458 /*
3459 * For virtual routes, both sink and source are not
3460 * buffer. Since only buffer linked to component is supported by
3461 * FW, others are reported as error, add check in route function,
3462 * do not send it to FW when both source and sink are not buffer
3463 */
3464 if (source_swidget->id != snd_soc_dapm_buffer &&
3465 sink_swidget->id != snd_soc_dapm_buffer) {
3466 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n",
3467 route->source, route->sink);
3468 goto err;
3469 } else {
3470 ret = sof_ipc_tx_message(sdev->ipc,
3471 connect->hdr.cmd,
3472 connect, sizeof(*connect),
3473 &reply, sizeof(reply));
3474
3475 /* check IPC return value */
3476 if (ret < 0) {
3477 dev_err(scomp->dev, "error: failed to add route sink %s control %s source %s\n",
3478 route->sink,
3479 route->control ? route->control : "none",
3480 route->source);
3481 goto err;
3482 }
3483
3484 /* check IPC reply */
3485 if (reply.error < 0) {
3486 dev_err(scomp->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n",
3487 route->sink,
3488 route->control ? route->control : "none",
3489 route->source, reply.error);
3490 ret = reply.error;
3491 goto err;
3492 }
3493
3494 sroute->route = route;
3495 dobj->private = sroute;
3496 sroute->private = connect;
3497
3498 /* add route to route list */
3499 list_add(&sroute->list, &sdev->route_list);
3500
3501 return 0;
3502 }
3503
3504 err:
3505 kfree(connect);
3506 kfree(sroute);
3507 return ret;
3508 }
3509
3510 /* Function to set the initial value of SOF kcontrols.
3511 * The value will be stored in scontrol->control_data
3512 */
snd_sof_cache_kcontrol_val(struct snd_soc_component * scomp)3513 static int snd_sof_cache_kcontrol_val(struct snd_soc_component *scomp)
3514 {
3515 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3516 struct snd_sof_control *scontrol = NULL;
3517 int ipc_cmd, ctrl_type;
3518 int ret = 0;
3519
3520 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
3521
3522 /* notify DSP of kcontrol values */
3523 switch (scontrol->cmd) {
3524 case SOF_CTRL_CMD_VOLUME:
3525 case SOF_CTRL_CMD_ENUM:
3526 case SOF_CTRL_CMD_SWITCH:
3527 ipc_cmd = SOF_IPC_COMP_GET_VALUE;
3528 ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET;
3529 break;
3530 case SOF_CTRL_CMD_BINARY:
3531 ipc_cmd = SOF_IPC_COMP_GET_DATA;
3532 ctrl_type = SOF_CTRL_TYPE_DATA_GET;
3533 break;
3534 default:
3535 dev_err(scomp->dev,
3536 "error: Invalid scontrol->cmd: %d\n",
3537 scontrol->cmd);
3538 return -EINVAL;
3539 }
3540 ret = snd_sof_ipc_set_get_comp_data(scontrol,
3541 ipc_cmd, ctrl_type,
3542 scontrol->cmd,
3543 false);
3544 if (ret < 0) {
3545 dev_warn(scomp->dev,
3546 "error: kcontrol value get for widget: %d\n",
3547 scontrol->comp_id);
3548 }
3549 }
3550
3551 return ret;
3552 }
3553
snd_sof_complete_pipeline(struct device * dev,struct snd_sof_widget * swidget)3554 int snd_sof_complete_pipeline(struct device *dev,
3555 struct snd_sof_widget *swidget)
3556 {
3557 struct snd_sof_dev *sdev = dev_get_drvdata(dev);
3558 struct sof_ipc_pipe_ready ready;
3559 struct sof_ipc_reply reply;
3560 int ret;
3561
3562 dev_dbg(dev, "tplg: complete pipeline %s id %d\n",
3563 swidget->widget->name, swidget->comp_id);
3564
3565 memset(&ready, 0, sizeof(ready));
3566 ready.hdr.size = sizeof(ready);
3567 ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE;
3568 ready.comp_id = swidget->comp_id;
3569
3570 ret = sof_ipc_tx_message(sdev->ipc,
3571 ready.hdr.cmd, &ready, sizeof(ready), &reply,
3572 sizeof(reply));
3573 if (ret < 0)
3574 return ret;
3575 return 1;
3576 }
3577
3578 /* completion - called at completion of firmware loading */
sof_complete(struct snd_soc_component * scomp)3579 static void sof_complete(struct snd_soc_component *scomp)
3580 {
3581 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3582 struct snd_sof_widget *swidget;
3583
3584 /* some widget types require completion notificattion */
3585 list_for_each_entry(swidget, &sdev->widget_list, list) {
3586 if (swidget->complete)
3587 continue;
3588
3589 switch (swidget->id) {
3590 case snd_soc_dapm_scheduler:
3591 swidget->complete =
3592 snd_sof_complete_pipeline(scomp->dev, swidget);
3593 break;
3594 default:
3595 break;
3596 }
3597 }
3598 /*
3599 * cache initial values of SOF kcontrols by reading DSP value over
3600 * IPC. It may be overwritten by alsa-mixer after booting up
3601 */
3602 snd_sof_cache_kcontrol_val(scomp);
3603 }
3604
3605 /* manifest - optional to inform component of manifest */
sof_manifest(struct snd_soc_component * scomp,int index,struct snd_soc_tplg_manifest * man)3606 static int sof_manifest(struct snd_soc_component *scomp, int index,
3607 struct snd_soc_tplg_manifest *man)
3608 {
3609 u32 size;
3610 u32 abi_version;
3611
3612 size = le32_to_cpu(man->priv.size);
3613
3614 /* backward compatible with tplg without ABI info */
3615 if (!size) {
3616 dev_dbg(scomp->dev, "No topology ABI info\n");
3617 return 0;
3618 }
3619
3620 if (size != SOF_TPLG_ABI_SIZE) {
3621 dev_err(scomp->dev, "error: invalid topology ABI size\n");
3622 return -EINVAL;
3623 }
3624
3625 dev_info(scomp->dev,
3626 "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n",
3627 man->priv.data[0], man->priv.data[1],
3628 man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR,
3629 SOF_ABI_PATCH);
3630
3631 abi_version = SOF_ABI_VER(man->priv.data[0],
3632 man->priv.data[1],
3633 man->priv.data[2]);
3634
3635 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) {
3636 dev_err(scomp->dev, "error: incompatible topology ABI version\n");
3637 return -EINVAL;
3638 }
3639
3640 if (SOF_ABI_VERSION_MINOR(abi_version) > SOF_ABI_MINOR) {
3641 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) {
3642 dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n");
3643 } else {
3644 dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n");
3645 return -EINVAL;
3646 }
3647 }
3648
3649 return 0;
3650 }
3651
3652 /* vendor specific kcontrol handlers available for binding */
3653 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = {
3654 {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put},
3655 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put},
3656 {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put},
3657 {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put},
3658 };
3659
3660 /* vendor specific bytes ext handlers available for binding */
3661 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = {
3662 {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put},
3663 {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get},
3664 };
3665
3666 static struct snd_soc_tplg_ops sof_tplg_ops = {
3667 /* external kcontrol init - used for any driver specific init */
3668 .control_load = sof_control_load,
3669 .control_unload = sof_control_unload,
3670
3671 /* external kcontrol init - used for any driver specific init */
3672 .dapm_route_load = sof_route_load,
3673 .dapm_route_unload = sof_route_unload,
3674
3675 /* external widget init - used for any driver specific init */
3676 /* .widget_load is not currently used */
3677 .widget_ready = sof_widget_ready,
3678 .widget_unload = sof_widget_unload,
3679
3680 /* FE DAI - used for any driver specific init */
3681 .dai_load = sof_dai_load,
3682 .dai_unload = sof_dai_unload,
3683
3684 /* DAI link - used for any driver specific init */
3685 .link_load = sof_link_load,
3686
3687 /* completion - called at completion of firmware loading */
3688 .complete = sof_complete,
3689
3690 /* manifest - optional to inform component of manifest */
3691 .manifest = sof_manifest,
3692
3693 /* vendor specific kcontrol handlers available for binding */
3694 .io_ops = sof_io_ops,
3695 .io_ops_count = ARRAY_SIZE(sof_io_ops),
3696
3697 /* vendor specific bytes ext handlers available for binding */
3698 .bytes_ext_ops = sof_bytes_ext_ops,
3699 .bytes_ext_ops_count = ARRAY_SIZE(sof_bytes_ext_ops),
3700 };
3701
snd_sof_load_topology(struct snd_soc_component * scomp,const char * file)3702 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file)
3703 {
3704 const struct firmware *fw;
3705 int ret;
3706
3707 dev_dbg(scomp->dev, "loading topology:%s\n", file);
3708
3709 ret = request_firmware(&fw, file, scomp->dev);
3710 if (ret < 0) {
3711 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n",
3712 file, ret);
3713 dev_err(scomp->dev,
3714 "you may need to download the firmware from https://github.com/thesofproject/sof-bin/\n");
3715 return ret;
3716 }
3717
3718 ret = snd_soc_tplg_component_load(scomp, &sof_tplg_ops, fw);
3719 if (ret < 0) {
3720 dev_err(scomp->dev, "error: tplg component load failed %d\n",
3721 ret);
3722 ret = -EINVAL;
3723 }
3724
3725 release_firmware(fw);
3726 return ret;
3727 }
3728 EXPORT_SYMBOL(snd_sof_load_topology);
3729