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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/* Mixer Controls */
12
13#include <linux/pm_runtime.h>
14#include <linux/leds.h>
15#include "sof-priv.h"
16#include "sof-audio.h"
17
18static void update_mute_led(struct snd_sof_control *scontrol,
19 struct snd_kcontrol *kcontrol,
20 struct snd_ctl_elem_value *ucontrol)
21{
22 int temp = 0;
23 int mask;
24 int i;
25
26 mask = 1U << snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
27
28 for (i = 0; i < scontrol->num_channels; i++) {
29 if (ucontrol->value.integer.value[i]) {
30 temp |= mask;
31 break;
32 }
33 }
34
35 if (temp == scontrol->led_ctl.led_value)
36 return;
37
38 scontrol->led_ctl.led_value = temp;
39
40#if IS_REACHABLE(CONFIG_LEDS_TRIGGER_AUDIO)
41 if (!scontrol->led_ctl.direction)
42 ledtrig_audio_set(LED_AUDIO_MUTE, temp ? LED_OFF : LED_ON);
43 else
44 ledtrig_audio_set(LED_AUDIO_MICMUTE, temp ? LED_OFF : LED_ON);
45#endif
46}
47
48static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size)
49{
50 if (value >= size)
51 return volume_map[size - 1];
52
53 return volume_map[value];
54}
55
56static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size)
57{
58 int i;
59
60 for (i = 0; i < size; i++) {
61 if (volume_map[i] >= value)
62 return i;
63 }
64
65 return i - 1;
66}
67
68int snd_sof_volume_get(struct snd_kcontrol *kcontrol,
69 struct snd_ctl_elem_value *ucontrol)
70{
71 struct soc_mixer_control *sm =
72 (struct soc_mixer_control *)kcontrol->private_value;
73 struct snd_sof_control *scontrol = sm->dobj.private;
74 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
75 unsigned int i, channels = scontrol->num_channels;
76
77 /* read back each channel */
78 for (i = 0; i < channels; i++)
79 ucontrol->value.integer.value[i] =
80 ipc_to_mixer(cdata->chanv[i].value,
81 scontrol->volume_table, sm->max + 1);
82
83 return 0;
84}
85
86int snd_sof_volume_put(struct snd_kcontrol *kcontrol,
87 struct snd_ctl_elem_value *ucontrol)
88{
89 struct soc_mixer_control *sm =
90 (struct soc_mixer_control *)kcontrol->private_value;
91 struct snd_sof_control *scontrol = sm->dobj.private;
92 struct snd_soc_component *scomp = scontrol->scomp;
93 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
94 unsigned int i, channels = scontrol->num_channels;
95 bool change = false;
96 u32 value;
97
98 /* update each channel */
99 for (i = 0; i < channels; i++) {
100 value = mixer_to_ipc(ucontrol->value.integer.value[i],
101 scontrol->volume_table, sm->max + 1);
102 change = change || (value != cdata->chanv[i].value);
103 cdata->chanv[i].channel = i;
104 cdata->chanv[i].value = value;
105 }
106
107 /* notify DSP of mixer updates */
108 if (pm_runtime_active(scomp->dev))
109 snd_sof_ipc_set_get_comp_data(scontrol,
110 SOF_IPC_COMP_SET_VALUE,
111 SOF_CTRL_TYPE_VALUE_CHAN_GET,
112 SOF_CTRL_CMD_VOLUME,
113 true);
114 return change;
115}
116
117int snd_sof_switch_get(struct snd_kcontrol *kcontrol,
118 struct snd_ctl_elem_value *ucontrol)
119{
120 struct soc_mixer_control *sm =
121 (struct soc_mixer_control *)kcontrol->private_value;
122 struct snd_sof_control *scontrol = sm->dobj.private;
123 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
124 unsigned int i, channels = scontrol->num_channels;
125
126 /* read back each channel */
127 for (i = 0; i < channels; i++)
128 ucontrol->value.integer.value[i] = cdata->chanv[i].value;
129
130 return 0;
131}
132
133int snd_sof_switch_put(struct snd_kcontrol *kcontrol,
134 struct snd_ctl_elem_value *ucontrol)
135{
136 struct soc_mixer_control *sm =
137 (struct soc_mixer_control *)kcontrol->private_value;
138 struct snd_sof_control *scontrol = sm->dobj.private;
139 struct snd_soc_component *scomp = scontrol->scomp;
140 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
141 unsigned int i, channels = scontrol->num_channels;
142 bool change = false;
143 u32 value;
144
145 /* update each channel */
146 for (i = 0; i < channels; i++) {
147 value = ucontrol->value.integer.value[i];
148 change = change || (value != cdata->chanv[i].value);
149 cdata->chanv[i].channel = i;
150 cdata->chanv[i].value = value;
151 }
152
153 if (scontrol->led_ctl.use_led)
154 update_mute_led(scontrol, kcontrol, ucontrol);
155
156 /* notify DSP of mixer updates */
157 if (pm_runtime_active(scomp->dev))
158 snd_sof_ipc_set_get_comp_data(scontrol,
159 SOF_IPC_COMP_SET_VALUE,
160 SOF_CTRL_TYPE_VALUE_CHAN_GET,
161 SOF_CTRL_CMD_SWITCH,
162 true);
163
164 return change;
165}
166
167int snd_sof_enum_get(struct snd_kcontrol *kcontrol,
168 struct snd_ctl_elem_value *ucontrol)
169{
170 struct soc_enum *se =
171 (struct soc_enum *)kcontrol->private_value;
172 struct snd_sof_control *scontrol = se->dobj.private;
173 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
174 unsigned int i, channels = scontrol->num_channels;
175
176 /* read back each channel */
177 for (i = 0; i < channels; i++)
178 ucontrol->value.enumerated.item[i] = cdata->chanv[i].value;
179
180 return 0;
181}
182
183int snd_sof_enum_put(struct snd_kcontrol *kcontrol,
184 struct snd_ctl_elem_value *ucontrol)
185{
186 struct soc_enum *se =
187 (struct soc_enum *)kcontrol->private_value;
188 struct snd_sof_control *scontrol = se->dobj.private;
189 struct snd_soc_component *scomp = scontrol->scomp;
190 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
191 unsigned int i, channels = scontrol->num_channels;
192 bool change = false;
193 u32 value;
194
195 /* update each channel */
196 for (i = 0; i < channels; i++) {
197 value = ucontrol->value.enumerated.item[i];
198 change = change || (value != cdata->chanv[i].value);
199 cdata->chanv[i].channel = i;
200 cdata->chanv[i].value = value;
201 }
202
203 /* notify DSP of enum updates */
204 if (pm_runtime_active(scomp->dev))
205 snd_sof_ipc_set_get_comp_data(scontrol,
206 SOF_IPC_COMP_SET_VALUE,
207 SOF_CTRL_TYPE_VALUE_CHAN_GET,
208 SOF_CTRL_CMD_ENUM,
209 true);
210
211 return change;
212}
213
214int snd_sof_bytes_get(struct snd_kcontrol *kcontrol,
215 struct snd_ctl_elem_value *ucontrol)
216{
217 struct soc_bytes_ext *be =
218 (struct soc_bytes_ext *)kcontrol->private_value;
219 struct snd_sof_control *scontrol = be->dobj.private;
220 struct snd_soc_component *scomp = scontrol->scomp;
221 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
222 struct sof_abi_hdr *data = cdata->data;
223 size_t size;
224 int ret = 0;
225
226 if (be->max > sizeof(ucontrol->value.bytes.data)) {
227 dev_err_ratelimited(scomp->dev,
228 "error: data max %d exceeds ucontrol data array size\n",
229 be->max);
230 return -EINVAL;
231 }
232
233 size = data->size + sizeof(*data);
234 if (size > be->max) {
235 dev_err_ratelimited(scomp->dev,
236 "error: DSP sent %zu bytes max is %d\n",
237 size, be->max);
238 ret = -EINVAL;
239 goto out;
240 }
241
242 /* copy back to kcontrol */
243 memcpy(ucontrol->value.bytes.data, data, size);
244
245out:
246 return ret;
247}
248
249int snd_sof_bytes_put(struct snd_kcontrol *kcontrol,
250 struct snd_ctl_elem_value *ucontrol)
251{
252 struct soc_bytes_ext *be =
253 (struct soc_bytes_ext *)kcontrol->private_value;
254 struct snd_sof_control *scontrol = be->dobj.private;
255 struct snd_soc_component *scomp = scontrol->scomp;
256 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
257 struct sof_abi_hdr *data = cdata->data;
258 size_t size = data->size + sizeof(*data);
259
260 if (be->max > sizeof(ucontrol->value.bytes.data)) {
261 dev_err_ratelimited(scomp->dev,
262 "error: data max %d exceeds ucontrol data array size\n",
263 be->max);
264 return -EINVAL;
265 }
266
267 if (size > be->max) {
268 dev_err_ratelimited(scomp->dev,
269 "error: size too big %zu bytes max is %d\n",
270 size, be->max);
271 return -EINVAL;
272 }
273
274 /* copy from kcontrol */
275 memcpy(data, ucontrol->value.bytes.data, size);
276
277 /* notify DSP of byte control updates */
278 if (pm_runtime_active(scomp->dev))
279 snd_sof_ipc_set_get_comp_data(scontrol,
280 SOF_IPC_COMP_SET_DATA,
281 SOF_CTRL_TYPE_DATA_SET,
282 scontrol->cmd,
283 true);
284
285 return 0;
286}
287
288int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
289 const unsigned int __user *binary_data,
290 unsigned int size)
291{
292 struct soc_bytes_ext *be =
293 (struct soc_bytes_ext *)kcontrol->private_value;
294 struct snd_sof_control *scontrol = be->dobj.private;
295 struct snd_soc_component *scomp = scontrol->scomp;
296 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
297 struct snd_ctl_tlv header;
298 const struct snd_ctl_tlv __user *tlvd =
299 (const struct snd_ctl_tlv __user *)binary_data;
300
301 /*
302 * The beginning of bytes data contains a header from where
303 * the length (as bytes) is needed to know the correct copy
304 * length of data from tlvd->tlv.
305 */
306 if (copy_from_user(&header, tlvd, sizeof(const struct snd_ctl_tlv)))
307 return -EFAULT;
308
309 /* be->max is coming from topology */
310 if (header.length > be->max) {
311 dev_err_ratelimited(scomp->dev, "error: Bytes data size %d exceeds max %d.\n",
312 header.length, be->max);
313 return -EINVAL;
314 }
315
316 /* Check that header id matches the command */
317 if (header.numid != scontrol->cmd) {
318 dev_err_ratelimited(scomp->dev,
319 "error: incorrect numid %d\n",
320 header.numid);
321 return -EINVAL;
322 }
323
324 if (copy_from_user(cdata->data, tlvd->tlv, header.length))
325 return -EFAULT;
326
327 if (cdata->data->magic != SOF_ABI_MAGIC) {
328 dev_err_ratelimited(scomp->dev,
329 "error: Wrong ABI magic 0x%08x.\n",
330 cdata->data->magic);
331 return -EINVAL;
332 }
333
334 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, cdata->data->abi)) {
335 dev_err_ratelimited(scomp->dev, "error: Incompatible ABI version 0x%08x.\n",
336 cdata->data->abi);
337 return -EINVAL;
338 }
339
340 if (cdata->data->size + sizeof(const struct sof_abi_hdr) > be->max) {
341 dev_err_ratelimited(scomp->dev, "error: Mismatch in ABI data size (truncated?).\n");
342 return -EINVAL;
343 }
344
345 /* notify DSP of byte control updates */
346 if (pm_runtime_active(scomp->dev))
347 snd_sof_ipc_set_get_comp_data(scontrol,
348 SOF_IPC_COMP_SET_DATA,
349 SOF_CTRL_TYPE_DATA_SET,
350 scontrol->cmd,
351 true);
352
353 return 0;
354}
355
356int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
357 unsigned int __user *binary_data,
358 unsigned int size)
359{
360 struct soc_bytes_ext *be =
361 (struct soc_bytes_ext *)kcontrol->private_value;
362 struct snd_sof_control *scontrol = be->dobj.private;
363 struct snd_soc_component *scomp = scontrol->scomp;
364 struct sof_ipc_ctrl_data *cdata = scontrol->control_data;
365 struct snd_ctl_tlv header;
366 struct snd_ctl_tlv __user *tlvd =
367 (struct snd_ctl_tlv __user *)binary_data;
368 int data_size;
369 int ret = 0;
370
371 /*
372 * Decrement the limit by ext bytes header size to
373 * ensure the user space buffer is not exceeded.
374 */
375 size -= sizeof(const struct snd_ctl_tlv);
376
377 /* set the ABI header values */
378 cdata->data->magic = SOF_ABI_MAGIC;
379 cdata->data->abi = SOF_ABI_VERSION;
380
381 /* Prevent read of other kernel data or possibly corrupt response */
382 data_size = cdata->data->size + sizeof(const struct sof_abi_hdr);
383
384 /* check data size doesn't exceed max coming from topology */
385 if (data_size > be->max) {
386 dev_err_ratelimited(scomp->dev, "error: user data size %d exceeds max size %d.\n",
387 data_size, be->max);
388 ret = -EINVAL;
389 goto out;
390 }
391
392 header.numid = scontrol->cmd;
393 header.length = data_size;
394 if (copy_to_user(tlvd, &header, sizeof(const struct snd_ctl_tlv))) {
395 ret = -EFAULT;
396 goto out;
397 }
398
399 if (copy_to_user(tlvd->tlv, cdata->data, data_size))
400 ret = -EFAULT;
401
402out:
403 return ret;
404}
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/* Mixer Controls */
12
13#include <linux/pm_runtime.h>
14#include <linux/leds.h>
15#include "sof-priv.h"
16#include "sof-audio.h"
17
18int snd_sof_volume_get(struct snd_kcontrol *kcontrol,
19 struct snd_ctl_elem_value *ucontrol)
20{
21 struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
22 struct snd_sof_control *scontrol = sm->dobj.private;
23 struct snd_soc_component *scomp = scontrol->scomp;
24 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
25 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
26
27 if (tplg_ops->control->volume_get)
28 return tplg_ops->control->volume_get(scontrol, ucontrol);
29
30 return 0;
31}
32
33int snd_sof_volume_put(struct snd_kcontrol *kcontrol,
34 struct snd_ctl_elem_value *ucontrol)
35{
36 struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
37 struct snd_sof_control *scontrol = sm->dobj.private;
38 struct snd_soc_component *scomp = scontrol->scomp;
39 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
40 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
41
42 if (tplg_ops->control->volume_put)
43 return tplg_ops->control->volume_put(scontrol, ucontrol);
44
45 return false;
46}
47
48int snd_sof_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
49{
50 struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
51 struct snd_sof_control *scontrol = sm->dobj.private;
52 unsigned int channels = scontrol->num_channels;
53 int platform_max;
54
55 if (!sm->platform_max)
56 sm->platform_max = sm->max;
57 platform_max = sm->platform_max;
58
59 if (platform_max == 1 && !strstr(kcontrol->id.name, " Volume"))
60 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
61 else
62 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
63
64 uinfo->count = channels;
65 uinfo->value.integer.min = 0;
66 uinfo->value.integer.max = platform_max - sm->min;
67 return 0;
68}
69
70int snd_sof_switch_get(struct snd_kcontrol *kcontrol,
71 struct snd_ctl_elem_value *ucontrol)
72{
73 struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
74 struct snd_sof_control *scontrol = sm->dobj.private;
75 struct snd_soc_component *scomp = scontrol->scomp;
76 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
77 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
78
79 if (tplg_ops->control->switch_get)
80 return tplg_ops->control->switch_get(scontrol, ucontrol);
81
82 return 0;
83}
84
85int snd_sof_switch_put(struct snd_kcontrol *kcontrol,
86 struct snd_ctl_elem_value *ucontrol)
87{
88 struct soc_mixer_control *sm = (struct soc_mixer_control *)kcontrol->private_value;
89 struct snd_sof_control *scontrol = sm->dobj.private;
90 struct snd_soc_component *scomp = scontrol->scomp;
91 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
92 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
93
94 if (tplg_ops->control->switch_put)
95 return tplg_ops->control->switch_put(scontrol, ucontrol);
96
97 return false;
98}
99
100int snd_sof_enum_get(struct snd_kcontrol *kcontrol,
101 struct snd_ctl_elem_value *ucontrol)
102{
103 struct soc_enum *se = (struct soc_enum *)kcontrol->private_value;
104 struct snd_sof_control *scontrol = se->dobj.private;
105 struct snd_soc_component *scomp = scontrol->scomp;
106 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
107 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
108
109 if (tplg_ops->control->enum_get)
110 return tplg_ops->control->enum_get(scontrol, ucontrol);
111
112 return 0;
113}
114
115int snd_sof_enum_put(struct snd_kcontrol *kcontrol,
116 struct snd_ctl_elem_value *ucontrol)
117{
118 struct soc_enum *se = (struct soc_enum *)kcontrol->private_value;
119 struct snd_sof_control *scontrol = se->dobj.private;
120 struct snd_soc_component *scomp = scontrol->scomp;
121 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
122 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
123
124 if (tplg_ops->control->enum_put)
125 return tplg_ops->control->enum_put(scontrol, ucontrol);
126
127 return false;
128}
129
130int snd_sof_bytes_get(struct snd_kcontrol *kcontrol,
131 struct snd_ctl_elem_value *ucontrol)
132{
133 struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
134 struct snd_sof_control *scontrol = be->dobj.private;
135 struct snd_soc_component *scomp = scontrol->scomp;
136 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
137 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
138
139 if (tplg_ops->control->bytes_get)
140 return tplg_ops->control->bytes_get(scontrol, ucontrol);
141
142 return 0;
143}
144
145int snd_sof_bytes_put(struct snd_kcontrol *kcontrol,
146 struct snd_ctl_elem_value *ucontrol)
147{
148 struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
149 struct snd_sof_control *scontrol = be->dobj.private;
150 struct snd_soc_component *scomp = scontrol->scomp;
151 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
152 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
153
154 if (tplg_ops->control->bytes_put)
155 return tplg_ops->control->bytes_put(scontrol, ucontrol);
156
157 return 0;
158}
159
160int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
161 const unsigned int __user *binary_data,
162 unsigned int size)
163{
164 struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
165 struct snd_sof_control *scontrol = be->dobj.private;
166 struct snd_soc_component *scomp = scontrol->scomp;
167 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
168 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
169
170 /* make sure we have at least a header */
171 if (size < sizeof(struct snd_ctl_tlv))
172 return -EINVAL;
173
174 if (tplg_ops->control->bytes_ext_put)
175 return tplg_ops->control->bytes_ext_put(scontrol, binary_data, size);
176
177 return 0;
178}
179
180int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data,
181 unsigned int size)
182{
183 struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
184 struct snd_sof_control *scontrol = be->dobj.private;
185 struct snd_soc_component *scomp = scontrol->scomp;
186 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
187 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
188 int ret, err;
189
190 ret = pm_runtime_resume_and_get(scomp->dev);
191 if (ret < 0 && ret != -EACCES) {
192 dev_err_ratelimited(scomp->dev, "%s: failed to resume %d\n", __func__, ret);
193 return ret;
194 }
195
196 if (tplg_ops->control->bytes_ext_volatile_get)
197 ret = tplg_ops->control->bytes_ext_volatile_get(scontrol, binary_data, size);
198
199 pm_runtime_mark_last_busy(scomp->dev);
200 err = pm_runtime_put_autosuspend(scomp->dev);
201 if (err < 0)
202 dev_err_ratelimited(scomp->dev, "%s: failed to idle %d\n", __func__, err);
203
204 return ret;
205}
206
207int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
208 unsigned int __user *binary_data,
209 unsigned int size)
210{
211 struct soc_bytes_ext *be = (struct soc_bytes_ext *)kcontrol->private_value;
212 struct snd_sof_control *scontrol = be->dobj.private;
213 struct snd_soc_component *scomp = scontrol->scomp;
214 struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
215 const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
216
217 if (tplg_ops->control->bytes_ext_get)
218 return tplg_ops->control->bytes_ext_get(scontrol, binary_data, size);
219
220 return 0;
221}