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