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f2b6a1b2 KM |
1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | // | |
3 | // soc-topology.c -- ALSA SoC Topology | |
4 | // | |
5 | // Copyright (C) 2012 Texas Instruments Inc. | |
6 | // Copyright (C) 2015 Intel Corporation. | |
7 | // | |
8 | // Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com> | |
9 | // K, Mythri P <mythri.p.k@intel.com> | |
10 | // Prusty, Subhransu S <subhransu.s.prusty@intel.com> | |
11 | // B, Jayachandran <jayachandran.b@intel.com> | |
12 | // Abdullah, Omair M <omair.m.abdullah@intel.com> | |
13 | // Jin, Yao <yao.jin@intel.com> | |
14 | // Lin, Mengdong <mengdong.lin@intel.com> | |
15 | // | |
16 | // Add support to read audio firmware topology alongside firmware text. The | |
17 | // topology data can contain kcontrols, DAPM graphs, widgets, DAIs, DAI links, | |
18 | // equalizers, firmware, coefficients etc. | |
19 | // | |
20 | // This file only manages the core ALSA and ASoC components, all other bespoke | |
21 | // firmware topology data is passed to component drivers for bespoke handling. | |
8a978234 LG |
22 | |
23 | #include <linux/kernel.h> | |
24 | #include <linux/export.h> | |
25 | #include <linux/list.h> | |
26 | #include <linux/firmware.h> | |
27 | #include <linux/slab.h> | |
28 | #include <sound/soc.h> | |
29 | #include <sound/soc-dapm.h> | |
30 | #include <sound/soc-topology.h> | |
28a87eeb | 31 | #include <sound/tlv.h> |
8a978234 | 32 | |
2114171d PLB |
33 | #define SOC_TPLG_MAGIC_BIG_ENDIAN 0x436F5341 /* ASoC in reverse */ |
34 | ||
8a978234 LG |
35 | /* |
36 | * We make several passes over the data (since it wont necessarily be ordered) | |
37 | * and process objects in the following order. This guarantees the component | |
38 | * drivers will be ready with any vendor data before the mixers and DAPM objects | |
39 | * are loaded (that may make use of the vendor data). | |
40 | */ | |
41 | #define SOC_TPLG_PASS_MANIFEST 0 | |
42 | #define SOC_TPLG_PASS_VENDOR 1 | |
5e2cd47a | 43 | #define SOC_TPLG_PASS_CONTROL 2 |
8a978234 | 44 | #define SOC_TPLG_PASS_WIDGET 3 |
1a8e7fab ML |
45 | #define SOC_TPLG_PASS_PCM_DAI 4 |
46 | #define SOC_TPLG_PASS_GRAPH 5 | |
6257d224 AS |
47 | #define SOC_TPLG_PASS_BE_DAI 6 |
48 | #define SOC_TPLG_PASS_LINK 7 | |
8a978234 LG |
49 | |
50 | #define SOC_TPLG_PASS_START SOC_TPLG_PASS_MANIFEST | |
593d9e52 | 51 | #define SOC_TPLG_PASS_END SOC_TPLG_PASS_LINK |
8a978234 | 52 | |
583958fa | 53 | /* topology context */ |
8a978234 LG |
54 | struct soc_tplg { |
55 | const struct firmware *fw; | |
56 | ||
57 | /* runtime FW parsing */ | |
00ac8389 | 58 | const u8 *pos; /* read position */ |
8a978234 LG |
59 | const u8 *hdr_pos; /* header position */ |
60 | unsigned int pass; /* pass number */ | |
61 | ||
62 | /* component caller */ | |
63 | struct device *dev; | |
64 | struct snd_soc_component *comp; | |
65 | u32 index; /* current block index */ | |
8a978234 | 66 | |
88a17d8f | 67 | /* vendor specific kcontrol operations */ |
8a978234 LG |
68 | const struct snd_soc_tplg_kcontrol_ops *io_ops; |
69 | int io_ops_count; | |
70 | ||
1a3232d2 ML |
71 | /* vendor specific bytes ext handlers, for TLV bytes controls */ |
72 | const struct snd_soc_tplg_bytes_ext_ops *bytes_ext_ops; | |
73 | int bytes_ext_ops_count; | |
74 | ||
8a978234 LG |
75 | /* optional fw loading callbacks to component drivers */ |
76 | struct snd_soc_tplg_ops *ops; | |
77 | }; | |
78 | ||
8a978234 LG |
79 | /* check we dont overflow the data for this control chunk */ |
80 | static int soc_tplg_check_elem_count(struct soc_tplg *tplg, size_t elem_size, | |
81 | unsigned int count, size_t bytes, const char *elem_type) | |
82 | { | |
83 | const u8 *end = tplg->pos + elem_size * count; | |
84 | ||
85 | if (end > tplg->fw->data + tplg->fw->size) { | |
86 | dev_err(tplg->dev, "ASoC: %s overflow end of data\n", | |
87 | elem_type); | |
88 | return -EINVAL; | |
89 | } | |
90 | ||
91 | /* check there is enough room in chunk for control. | |
92 | extra bytes at the end of control are for vendor data here */ | |
93 | if (elem_size * count > bytes) { | |
94 | dev_err(tplg->dev, | |
95 | "ASoC: %s count %d of size %zu is bigger than chunk %zu\n", | |
96 | elem_type, count, elem_size, bytes); | |
97 | return -EINVAL; | |
98 | } | |
99 | ||
100 | return 0; | |
101 | } | |
102 | ||
4fad3cc6 | 103 | static inline bool soc_tplg_is_eof(struct soc_tplg *tplg) |
8a978234 LG |
104 | { |
105 | const u8 *end = tplg->hdr_pos; | |
106 | ||
107 | if (end >= tplg->fw->data + tplg->fw->size) | |
4fad3cc6 AS |
108 | return true; |
109 | return false; | |
8a978234 LG |
110 | } |
111 | ||
112 | static inline unsigned long soc_tplg_get_hdr_offset(struct soc_tplg *tplg) | |
113 | { | |
114 | return (unsigned long)(tplg->hdr_pos - tplg->fw->data); | |
115 | } | |
116 | ||
117 | static inline unsigned long soc_tplg_get_offset(struct soc_tplg *tplg) | |
118 | { | |
119 | return (unsigned long)(tplg->pos - tplg->fw->data); | |
120 | } | |
121 | ||
122 | /* mapping of Kcontrol types and associated operations. */ | |
123 | static const struct snd_soc_tplg_kcontrol_ops io_ops[] = { | |
124 | {SND_SOC_TPLG_CTL_VOLSW, snd_soc_get_volsw, | |
125 | snd_soc_put_volsw, snd_soc_info_volsw}, | |
126 | {SND_SOC_TPLG_CTL_VOLSW_SX, snd_soc_get_volsw_sx, | |
127 | snd_soc_put_volsw_sx, NULL}, | |
128 | {SND_SOC_TPLG_CTL_ENUM, snd_soc_get_enum_double, | |
129 | snd_soc_put_enum_double, snd_soc_info_enum_double}, | |
130 | {SND_SOC_TPLG_CTL_ENUM_VALUE, snd_soc_get_enum_double, | |
131 | snd_soc_put_enum_double, NULL}, | |
132 | {SND_SOC_TPLG_CTL_BYTES, snd_soc_bytes_get, | |
133 | snd_soc_bytes_put, snd_soc_bytes_info}, | |
134 | {SND_SOC_TPLG_CTL_RANGE, snd_soc_get_volsw_range, | |
135 | snd_soc_put_volsw_range, snd_soc_info_volsw_range}, | |
136 | {SND_SOC_TPLG_CTL_VOLSW_XR_SX, snd_soc_get_xr_sx, | |
137 | snd_soc_put_xr_sx, snd_soc_info_xr_sx}, | |
138 | {SND_SOC_TPLG_CTL_STROBE, snd_soc_get_strobe, | |
139 | snd_soc_put_strobe, NULL}, | |
140 | {SND_SOC_TPLG_DAPM_CTL_VOLSW, snd_soc_dapm_get_volsw, | |
2c57d478 | 141 | snd_soc_dapm_put_volsw, snd_soc_info_volsw}, |
8a978234 LG |
142 | {SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE, snd_soc_dapm_get_enum_double, |
143 | snd_soc_dapm_put_enum_double, snd_soc_info_enum_double}, | |
144 | {SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT, snd_soc_dapm_get_enum_double, | |
145 | snd_soc_dapm_put_enum_double, NULL}, | |
146 | {SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE, snd_soc_dapm_get_enum_double, | |
147 | snd_soc_dapm_put_enum_double, NULL}, | |
148 | {SND_SOC_TPLG_DAPM_CTL_PIN, snd_soc_dapm_get_pin_switch, | |
149 | snd_soc_dapm_put_pin_switch, snd_soc_dapm_info_pin_switch}, | |
150 | }; | |
151 | ||
152 | struct soc_tplg_map { | |
153 | int uid; | |
154 | int kid; | |
155 | }; | |
156 | ||
157 | /* mapping of widget types from UAPI IDs to kernel IDs */ | |
158 | static const struct soc_tplg_map dapm_map[] = { | |
159 | {SND_SOC_TPLG_DAPM_INPUT, snd_soc_dapm_input}, | |
160 | {SND_SOC_TPLG_DAPM_OUTPUT, snd_soc_dapm_output}, | |
161 | {SND_SOC_TPLG_DAPM_MUX, snd_soc_dapm_mux}, | |
162 | {SND_SOC_TPLG_DAPM_MIXER, snd_soc_dapm_mixer}, | |
163 | {SND_SOC_TPLG_DAPM_PGA, snd_soc_dapm_pga}, | |
164 | {SND_SOC_TPLG_DAPM_OUT_DRV, snd_soc_dapm_out_drv}, | |
165 | {SND_SOC_TPLG_DAPM_ADC, snd_soc_dapm_adc}, | |
166 | {SND_SOC_TPLG_DAPM_DAC, snd_soc_dapm_dac}, | |
167 | {SND_SOC_TPLG_DAPM_SWITCH, snd_soc_dapm_switch}, | |
168 | {SND_SOC_TPLG_DAPM_PRE, snd_soc_dapm_pre}, | |
169 | {SND_SOC_TPLG_DAPM_POST, snd_soc_dapm_post}, | |
170 | {SND_SOC_TPLG_DAPM_AIF_IN, snd_soc_dapm_aif_in}, | |
171 | {SND_SOC_TPLG_DAPM_AIF_OUT, snd_soc_dapm_aif_out}, | |
172 | {SND_SOC_TPLG_DAPM_DAI_IN, snd_soc_dapm_dai_in}, | |
173 | {SND_SOC_TPLG_DAPM_DAI_OUT, snd_soc_dapm_dai_out}, | |
174 | {SND_SOC_TPLG_DAPM_DAI_LINK, snd_soc_dapm_dai_link}, | |
8a70b454 LG |
175 | {SND_SOC_TPLG_DAPM_BUFFER, snd_soc_dapm_buffer}, |
176 | {SND_SOC_TPLG_DAPM_SCHEDULER, snd_soc_dapm_scheduler}, | |
177 | {SND_SOC_TPLG_DAPM_EFFECT, snd_soc_dapm_effect}, | |
178 | {SND_SOC_TPLG_DAPM_SIGGEN, snd_soc_dapm_siggen}, | |
179 | {SND_SOC_TPLG_DAPM_SRC, snd_soc_dapm_src}, | |
180 | {SND_SOC_TPLG_DAPM_ASRC, snd_soc_dapm_asrc}, | |
181 | {SND_SOC_TPLG_DAPM_ENCODER, snd_soc_dapm_encoder}, | |
182 | {SND_SOC_TPLG_DAPM_DECODER, snd_soc_dapm_decoder}, | |
8a978234 LG |
183 | }; |
184 | ||
8f9974d9 | 185 | static int tplg_chan_get_reg(struct soc_tplg *tplg, |
8a978234 LG |
186 | struct snd_soc_tplg_channel *chan, int map) |
187 | { | |
188 | int i; | |
189 | ||
190 | for (i = 0; i < SND_SOC_TPLG_MAX_CHAN; i++) { | |
5aebe7c7 PLB |
191 | if (le32_to_cpu(chan[i].id) == map) |
192 | return le32_to_cpu(chan[i].reg); | |
8a978234 LG |
193 | } |
194 | ||
195 | return -EINVAL; | |
196 | } | |
197 | ||
8f9974d9 | 198 | static int tplg_chan_get_shift(struct soc_tplg *tplg, |
8a978234 LG |
199 | struct snd_soc_tplg_channel *chan, int map) |
200 | { | |
201 | int i; | |
202 | ||
203 | for (i = 0; i < SND_SOC_TPLG_MAX_CHAN; i++) { | |
5aebe7c7 PLB |
204 | if (le32_to_cpu(chan[i].id) == map) |
205 | return le32_to_cpu(chan[i].shift); | |
8a978234 LG |
206 | } |
207 | ||
208 | return -EINVAL; | |
209 | } | |
210 | ||
211 | static int get_widget_id(int tplg_type) | |
212 | { | |
213 | int i; | |
214 | ||
215 | for (i = 0; i < ARRAY_SIZE(dapm_map); i++) { | |
216 | if (tplg_type == dapm_map[i].uid) | |
217 | return dapm_map[i].kid; | |
218 | } | |
219 | ||
220 | return -EINVAL; | |
221 | } | |
222 | ||
8a978234 LG |
223 | static inline void soc_bind_err(struct soc_tplg *tplg, |
224 | struct snd_soc_tplg_ctl_hdr *hdr, int index) | |
225 | { | |
226 | dev_err(tplg->dev, | |
227 | "ASoC: invalid control type (g,p,i) %d:%d:%d index %d at 0x%lx\n", | |
228 | hdr->ops.get, hdr->ops.put, hdr->ops.info, index, | |
229 | soc_tplg_get_offset(tplg)); | |
230 | } | |
231 | ||
232 | static inline void soc_control_err(struct soc_tplg *tplg, | |
233 | struct snd_soc_tplg_ctl_hdr *hdr, const char *name) | |
234 | { | |
235 | dev_err(tplg->dev, | |
34b31045 | 236 | "ASoC: no complete control IO handler for %s type (g,p,i) %d:%d:%d at 0x%lx\n", |
8a978234 LG |
237 | name, hdr->ops.get, hdr->ops.put, hdr->ops.info, |
238 | soc_tplg_get_offset(tplg)); | |
239 | } | |
240 | ||
241 | /* pass vendor data to component driver for processing */ | |
c2cbd0a7 KJ |
242 | static int soc_tplg_vendor_load(struct soc_tplg *tplg, |
243 | struct snd_soc_tplg_hdr *hdr) | |
8a978234 LG |
244 | { |
245 | int ret = 0; | |
246 | ||
c42464a4 | 247 | if (tplg->ops && tplg->ops->vendor_load) |
c60b613a | 248 | ret = tplg->ops->vendor_load(tplg->comp, tplg->index, hdr); |
8a978234 LG |
249 | else { |
250 | dev_err(tplg->dev, "ASoC: no vendor load callback for ID %d\n", | |
251 | hdr->vendor_type); | |
252 | return -EINVAL; | |
253 | } | |
254 | ||
255 | if (ret < 0) | |
256 | dev_err(tplg->dev, | |
257 | "ASoC: vendor load failed at hdr offset %ld/0x%lx for type %d:%d\n", | |
258 | soc_tplg_get_hdr_offset(tplg), | |
259 | soc_tplg_get_hdr_offset(tplg), | |
260 | hdr->type, hdr->vendor_type); | |
261 | return ret; | |
262 | } | |
263 | ||
8a978234 LG |
264 | /* optionally pass new dynamic widget to component driver. This is mainly for |
265 | * external widgets where we can assign private data/ops */ | |
266 | static int soc_tplg_widget_load(struct soc_tplg *tplg, | |
267 | struct snd_soc_dapm_widget *w, struct snd_soc_tplg_dapm_widget *tplg_w) | |
268 | { | |
c42464a4 | 269 | if (tplg->ops && tplg->ops->widget_load) |
c60b613a LG |
270 | return tplg->ops->widget_load(tplg->comp, tplg->index, w, |
271 | tplg_w); | |
8a978234 LG |
272 | |
273 | return 0; | |
274 | } | |
275 | ||
ebd259d3 LG |
276 | /* optionally pass new dynamic widget to component driver. This is mainly for |
277 | * external widgets where we can assign private data/ops */ | |
278 | static int soc_tplg_widget_ready(struct soc_tplg *tplg, | |
279 | struct snd_soc_dapm_widget *w, struct snd_soc_tplg_dapm_widget *tplg_w) | |
280 | { | |
c42464a4 | 281 | if (tplg->ops && tplg->ops->widget_ready) |
c60b613a LG |
282 | return tplg->ops->widget_ready(tplg->comp, tplg->index, w, |
283 | tplg_w); | |
ebd259d3 LG |
284 | |
285 | return 0; | |
286 | } | |
287 | ||
183b8021 | 288 | /* pass DAI configurations to component driver for extra initialization */ |
64527e8a | 289 | static int soc_tplg_dai_load(struct soc_tplg *tplg, |
c60b613a LG |
290 | struct snd_soc_dai_driver *dai_drv, |
291 | struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) | |
8a978234 | 292 | { |
c42464a4 | 293 | if (tplg->ops && tplg->ops->dai_load) |
c60b613a LG |
294 | return tplg->ops->dai_load(tplg->comp, tplg->index, dai_drv, |
295 | pcm, dai); | |
8a978234 LG |
296 | |
297 | return 0; | |
298 | } | |
299 | ||
183b8021 | 300 | /* pass link configurations to component driver for extra initialization */ |
acfc7d46 | 301 | static int soc_tplg_dai_link_load(struct soc_tplg *tplg, |
c60b613a | 302 | struct snd_soc_dai_link *link, struct snd_soc_tplg_link_config *cfg) |
acfc7d46 | 303 | { |
c42464a4 | 304 | if (tplg->ops && tplg->ops->link_load) |
c60b613a | 305 | return tplg->ops->link_load(tplg->comp, tplg->index, link, cfg); |
acfc7d46 ML |
306 | |
307 | return 0; | |
308 | } | |
309 | ||
8a978234 | 310 | /* tell the component driver that all firmware has been loaded in this request */ |
415717e1 | 311 | static int soc_tplg_complete(struct soc_tplg *tplg) |
8a978234 | 312 | { |
c42464a4 | 313 | if (tplg->ops && tplg->ops->complete) |
415717e1 RS |
314 | return tplg->ops->complete(tplg->comp); |
315 | ||
316 | return 0; | |
8a978234 LG |
317 | } |
318 | ||
319 | /* add a dynamic kcontrol */ | |
320 | static int soc_tplg_add_dcontrol(struct snd_card *card, struct device *dev, | |
321 | const struct snd_kcontrol_new *control_new, const char *prefix, | |
322 | void *data, struct snd_kcontrol **kcontrol) | |
323 | { | |
324 | int err; | |
325 | ||
326 | *kcontrol = snd_soc_cnew(control_new, data, control_new->name, prefix); | |
327 | if (*kcontrol == NULL) { | |
328 | dev_err(dev, "ASoC: Failed to create new kcontrol %s\n", | |
329 | control_new->name); | |
330 | return -ENOMEM; | |
331 | } | |
332 | ||
333 | err = snd_ctl_add(card, *kcontrol); | |
334 | if (err < 0) { | |
335 | dev_err(dev, "ASoC: Failed to add %s: %d\n", | |
336 | control_new->name, err); | |
337 | return err; | |
338 | } | |
339 | ||
340 | return 0; | |
341 | } | |
342 | ||
343 | /* add a dynamic kcontrol for component driver */ | |
344 | static int soc_tplg_add_kcontrol(struct soc_tplg *tplg, | |
345 | struct snd_kcontrol_new *k, struct snd_kcontrol **kcontrol) | |
346 | { | |
347 | struct snd_soc_component *comp = tplg->comp; | |
348 | ||
349 | return soc_tplg_add_dcontrol(comp->card->snd_card, | |
2a710bb3 | 350 | tplg->dev, k, comp->name_prefix, comp, kcontrol); |
8a978234 LG |
351 | } |
352 | ||
fdfa3661 AS |
353 | /* remove kcontrol */ |
354 | static void soc_tplg_remove_kcontrol(struct snd_soc_component *comp, struct snd_soc_dobj *dobj, | |
355 | int pass) | |
8a978234 LG |
356 | { |
357 | struct snd_card *card = comp->card->snd_card; | |
8a978234 | 358 | |
5e2cd47a | 359 | if (pass != SOC_TPLG_PASS_CONTROL) |
8a978234 LG |
360 | return; |
361 | ||
31e92739 AS |
362 | if (dobj->unload) |
363 | dobj->unload(comp, dobj); | |
8a978234 | 364 | |
33ae6ae2 AS |
365 | snd_ctl_remove(card, dobj->control.kcontrol); |
366 | list_del(&dobj->list); | |
8a978234 LG |
367 | } |
368 | ||
7df04ea7 | 369 | /* remove a route */ |
2abfd4bd | 370 | static void soc_tplg_remove_route(struct snd_soc_component *comp, |
7df04ea7 RS |
371 | struct snd_soc_dobj *dobj, int pass) |
372 | { | |
7df04ea7 RS |
373 | if (pass != SOC_TPLG_PASS_GRAPH) |
374 | return; | |
375 | ||
31e92739 AS |
376 | if (dobj->unload) |
377 | dobj->unload(comp, dobj); | |
7df04ea7 RS |
378 | |
379 | list_del(&dobj->list); | |
7df04ea7 RS |
380 | } |
381 | ||
8a978234 | 382 | /* remove a widget and it's kcontrols - routes must be removed first */ |
2abfd4bd | 383 | static void soc_tplg_remove_widget(struct snd_soc_component *comp, |
8a978234 LG |
384 | struct snd_soc_dobj *dobj, int pass) |
385 | { | |
386 | struct snd_card *card = comp->card->snd_card; | |
387 | struct snd_soc_dapm_widget *w = | |
388 | container_of(dobj, struct snd_soc_dapm_widget, dobj); | |
389 | int i; | |
390 | ||
391 | if (pass != SOC_TPLG_PASS_WIDGET) | |
392 | return; | |
393 | ||
31e92739 AS |
394 | if (dobj->unload) |
395 | dobj->unload(comp, dobj); | |
8a978234 | 396 | |
05bdcf12 LG |
397 | if (!w->kcontrols) |
398 | goto free_news; | |
399 | ||
8d456654 AS |
400 | for (i = 0; w->kcontrols && i < w->num_kcontrols; i++) |
401 | snd_ctl_remove(card, w->kcontrols[i]); | |
05bdcf12 LG |
402 | |
403 | free_news: | |
05bdcf12 | 404 | |
a46e8393 AS |
405 | list_del(&dobj->list); |
406 | ||
8a978234 LG |
407 | /* widget w is freed by soc-dapm.c */ |
408 | } | |
409 | ||
64527e8a | 410 | /* remove DAI configurations */ |
2abfd4bd | 411 | static void soc_tplg_remove_dai(struct snd_soc_component *comp, |
8a978234 LG |
412 | struct snd_soc_dobj *dobj, int pass) |
413 | { | |
64527e8a ML |
414 | struct snd_soc_dai_driver *dai_drv = |
415 | container_of(dobj, struct snd_soc_dai_driver, dobj); | |
fc4cb1e1 | 416 | struct snd_soc_dai *dai, *_dai; |
64527e8a | 417 | |
8a978234 LG |
418 | if (pass != SOC_TPLG_PASS_PCM_DAI) |
419 | return; | |
420 | ||
31e92739 AS |
421 | if (dobj->unload) |
422 | dobj->unload(comp, dobj); | |
8a978234 | 423 | |
fc4cb1e1 | 424 | for_each_component_dais_safe(comp, dai, _dai) |
52abe6cc | 425 | if (dai->driver == dai_drv) |
fc4cb1e1 | 426 | snd_soc_unregister_dai(dai); |
52abe6cc | 427 | |
8a978234 | 428 | list_del(&dobj->list); |
8a978234 LG |
429 | } |
430 | ||
acfc7d46 | 431 | /* remove link configurations */ |
2abfd4bd | 432 | static void soc_tplg_remove_link(struct snd_soc_component *comp, |
acfc7d46 ML |
433 | struct snd_soc_dobj *dobj, int pass) |
434 | { | |
435 | struct snd_soc_dai_link *link = | |
436 | container_of(dobj, struct snd_soc_dai_link, dobj); | |
437 | ||
438 | if (pass != SOC_TPLG_PASS_PCM_DAI) | |
439 | return; | |
440 | ||
31e92739 AS |
441 | if (dobj->unload) |
442 | dobj->unload(comp, dobj); | |
acfc7d46 | 443 | |
dd836ddf | 444 | list_del(&dobj->list); |
50cd9b53 KM |
445 | snd_soc_remove_pcm_runtime(comp->card, |
446 | snd_soc_get_pcm_runtime(comp->card, link)); | |
acfc7d46 ML |
447 | } |
448 | ||
adfebb51 B |
449 | /* unload dai link */ |
450 | static void remove_backend_link(struct snd_soc_component *comp, | |
451 | struct snd_soc_dobj *dobj, int pass) | |
452 | { | |
453 | if (pass != SOC_TPLG_PASS_LINK) | |
454 | return; | |
455 | ||
31e92739 AS |
456 | if (dobj->unload) |
457 | dobj->unload(comp, dobj); | |
adfebb51 B |
458 | |
459 | /* | |
2abfd4bd | 460 | * We don't free the link here as what soc_tplg_remove_link() do since BE |
adfebb51 B |
461 | * links are not allocated by topology. |
462 | * We however need to reset the dobj type to its initial values | |
463 | */ | |
464 | dobj->type = SND_SOC_DOBJ_NONE; | |
465 | list_del(&dobj->list); | |
466 | } | |
467 | ||
8a978234 LG |
468 | /* bind a kcontrol to it's IO handlers */ |
469 | static int soc_tplg_kcontrol_bind_io(struct snd_soc_tplg_ctl_hdr *hdr, | |
470 | struct snd_kcontrol_new *k, | |
2b5cdb91 | 471 | const struct soc_tplg *tplg) |
8a978234 | 472 | { |
2b5cdb91 | 473 | const struct snd_soc_tplg_kcontrol_ops *ops; |
1a3232d2 | 474 | const struct snd_soc_tplg_bytes_ext_ops *ext_ops; |
2b5cdb91 | 475 | int num_ops, i; |
8a978234 | 476 | |
5aebe7c7 | 477 | if (le32_to_cpu(hdr->ops.info) == SND_SOC_TPLG_CTL_BYTES |
1a3232d2 | 478 | && k->iface & SNDRV_CTL_ELEM_IFACE_MIXER |
feb00b73 AS |
479 | && (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ |
480 | || k->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) | |
1a3232d2 ML |
481 | && k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) { |
482 | struct soc_bytes_ext *sbe; | |
483 | struct snd_soc_tplg_bytes_control *be; | |
484 | ||
485 | sbe = (struct soc_bytes_ext *)k->private_value; | |
486 | be = container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); | |
487 | ||
488 | /* TLV bytes controls need standard kcontrol info handler, | |
489 | * TLV callback and extended put/get handlers. | |
490 | */ | |
f4be978b | 491 | k->info = snd_soc_bytes_info_ext; |
1a3232d2 ML |
492 | k->tlv.c = snd_soc_bytes_tlv_callback; |
493 | ||
6788fc1a PLB |
494 | /* |
495 | * When a topology-based implementation abuses the | |
496 | * control interface and uses bytes_ext controls of | |
497 | * more than 512 bytes, we need to disable the size | |
498 | * checks, otherwise accesses to such controls will | |
499 | * return an -EINVAL error and prevent the card from | |
500 | * being configured. | |
501 | */ | |
2c7463d0 | 502 | if (sbe->max > 512) |
6788fc1a PLB |
503 | k->access |= SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK; |
504 | ||
1a3232d2 ML |
505 | ext_ops = tplg->bytes_ext_ops; |
506 | num_ops = tplg->bytes_ext_ops_count; | |
507 | for (i = 0; i < num_ops; i++) { | |
72bbeda0 PLB |
508 | if (!sbe->put && |
509 | ext_ops[i].id == le32_to_cpu(be->ext_ops.put)) | |
1a3232d2 | 510 | sbe->put = ext_ops[i].put; |
72bbeda0 PLB |
511 | if (!sbe->get && |
512 | ext_ops[i].id == le32_to_cpu(be->ext_ops.get)) | |
1a3232d2 ML |
513 | sbe->get = ext_ops[i].get; |
514 | } | |
515 | ||
819b9f60 | 516 | if ((k->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) && !sbe->get) |
1a3232d2 | 517 | return -EINVAL; |
819b9f60 D |
518 | if ((k->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE) && !sbe->put) |
519 | return -EINVAL; | |
520 | return 0; | |
1a3232d2 | 521 | } |
8a978234 | 522 | |
88a17d8f | 523 | /* try and map vendor specific kcontrol handlers first */ |
2b5cdb91 ML |
524 | ops = tplg->io_ops; |
525 | num_ops = tplg->io_ops_count; | |
8a978234 LG |
526 | for (i = 0; i < num_ops; i++) { |
527 | ||
72bbeda0 | 528 | if (k->put == NULL && ops[i].id == le32_to_cpu(hdr->ops.put)) |
8a978234 | 529 | k->put = ops[i].put; |
72bbeda0 | 530 | if (k->get == NULL && ops[i].id == le32_to_cpu(hdr->ops.get)) |
8a978234 | 531 | k->get = ops[i].get; |
72bbeda0 | 532 | if (k->info == NULL && ops[i].id == le32_to_cpu(hdr->ops.info)) |
8a978234 LG |
533 | k->info = ops[i].info; |
534 | } | |
535 | ||
88a17d8f | 536 | /* vendor specific handlers found ? */ |
8a978234 LG |
537 | if (k->put && k->get && k->info) |
538 | return 0; | |
539 | ||
88a17d8f | 540 | /* none found so try standard kcontrol handlers */ |
2b5cdb91 ML |
541 | ops = io_ops; |
542 | num_ops = ARRAY_SIZE(io_ops); | |
88a17d8f | 543 | for (i = 0; i < num_ops; i++) { |
8a978234 | 544 | |
72bbeda0 | 545 | if (k->put == NULL && ops[i].id == le32_to_cpu(hdr->ops.put)) |
88a17d8f | 546 | k->put = ops[i].put; |
72bbeda0 | 547 | if (k->get == NULL && ops[i].id == le32_to_cpu(hdr->ops.get)) |
88a17d8f | 548 | k->get = ops[i].get; |
72bbeda0 | 549 | if (k->info == NULL && ops[i].id == le32_to_cpu(hdr->ops.info)) |
88a17d8f | 550 | k->info = ops[i].info; |
8a978234 LG |
551 | } |
552 | ||
88a17d8f | 553 | /* standard handlers found ? */ |
8a978234 LG |
554 | if (k->put && k->get && k->info) |
555 | return 0; | |
556 | ||
557 | /* nothing to bind */ | |
558 | return -EINVAL; | |
559 | } | |
560 | ||
561 | /* bind a widgets to it's evnt handlers */ | |
562 | int snd_soc_tplg_widget_bind_event(struct snd_soc_dapm_widget *w, | |
563 | const struct snd_soc_tplg_widget_events *events, | |
564 | int num_events, u16 event_type) | |
565 | { | |
566 | int i; | |
567 | ||
568 | w->event = NULL; | |
569 | ||
570 | for (i = 0; i < num_events; i++) { | |
571 | if (event_type == events[i].type) { | |
572 | ||
573 | /* found - so assign event */ | |
574 | w->event = events[i].event_handler; | |
575 | return 0; | |
576 | } | |
577 | } | |
578 | ||
579 | /* not found */ | |
580 | return -EINVAL; | |
581 | } | |
582 | EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_bind_event); | |
583 | ||
584 | /* optionally pass new dynamic kcontrol to component driver. */ | |
430791dd | 585 | static int soc_tplg_control_load(struct soc_tplg *tplg, |
8a978234 LG |
586 | struct snd_kcontrol_new *k, struct snd_soc_tplg_ctl_hdr *hdr) |
587 | { | |
ec5dffcd AS |
588 | int ret = 0; |
589 | ||
c42464a4 | 590 | if (tplg->ops && tplg->ops->control_load) |
ec5dffcd | 591 | ret = tplg->ops->control_load(tplg->comp, tplg->index, k, hdr); |
8a978234 | 592 | |
ec5dffcd AS |
593 | if (ret) |
594 | dev_err(tplg->dev, "ASoC: failed to init %s\n", hdr->name); | |
595 | ||
596 | return ret; | |
8a978234 LG |
597 | } |
598 | ||
8a978234 | 599 | |
28a87eeb ML |
600 | static int soc_tplg_create_tlv_db_scale(struct soc_tplg *tplg, |
601 | struct snd_kcontrol_new *kc, struct snd_soc_tplg_tlv_dbscale *scale) | |
602 | { | |
603 | unsigned int item_len = 2 * sizeof(unsigned int); | |
604 | unsigned int *p; | |
8a978234 | 605 | |
ff922622 | 606 | p = devm_kzalloc(tplg->dev, item_len + 2 * sizeof(unsigned int), GFP_KERNEL); |
28a87eeb | 607 | if (!p) |
8a978234 LG |
608 | return -ENOMEM; |
609 | ||
28a87eeb ML |
610 | p[0] = SNDRV_CTL_TLVT_DB_SCALE; |
611 | p[1] = item_len; | |
5aebe7c7 PLB |
612 | p[2] = le32_to_cpu(scale->min); |
613 | p[3] = (le32_to_cpu(scale->step) & TLV_DB_SCALE_MASK) | |
614 | | (le32_to_cpu(scale->mute) ? TLV_DB_SCALE_MUTE : 0); | |
28a87eeb ML |
615 | |
616 | kc->tlv.p = (void *)p; | |
617 | return 0; | |
618 | } | |
619 | ||
620 | static int soc_tplg_create_tlv(struct soc_tplg *tplg, | |
621 | struct snd_kcontrol_new *kc, struct snd_soc_tplg_ctl_hdr *tc) | |
622 | { | |
623 | struct snd_soc_tplg_ctl_tlv *tplg_tlv; | |
5aebe7c7 | 624 | u32 access = le32_to_cpu(tc->access); |
28a87eeb | 625 | |
5aebe7c7 | 626 | if (!(access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE)) |
28a87eeb | 627 | return 0; |
8a978234 | 628 | |
5aebe7c7 | 629 | if (!(access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK)) { |
28a87eeb | 630 | tplg_tlv = &tc->tlv; |
5aebe7c7 | 631 | switch (le32_to_cpu(tplg_tlv->type)) { |
28a87eeb ML |
632 | case SNDRV_CTL_TLVT_DB_SCALE: |
633 | return soc_tplg_create_tlv_db_scale(tplg, kc, | |
634 | &tplg_tlv->scale); | |
635 | ||
636 | /* TODO: add support for other TLV types */ | |
637 | default: | |
638 | dev_dbg(tplg->dev, "Unsupported TLV type %d\n", | |
639 | tplg_tlv->type); | |
640 | return -EINVAL; | |
641 | } | |
642 | } | |
8a978234 LG |
643 | |
644 | return 0; | |
645 | } | |
646 | ||
0db627c4 | 647 | static int soc_tplg_dbytes_create(struct soc_tplg *tplg, size_t size) |
8a978234 LG |
648 | { |
649 | struct snd_soc_tplg_bytes_control *be; | |
650 | struct soc_bytes_ext *sbe; | |
651 | struct snd_kcontrol_new kc; | |
0db627c4 | 652 | int ret = 0; |
8a978234 LG |
653 | |
654 | if (soc_tplg_check_elem_count(tplg, | |
3ce57f22 | 655 | sizeof(struct snd_soc_tplg_bytes_control), |
0db627c4 | 656 | 1, size, "mixer bytes")) |
8a978234 | 657 | return -EINVAL; |
8a978234 | 658 | |
0db627c4 | 659 | be = (struct snd_soc_tplg_bytes_control *)tplg->pos; |
8a978234 | 660 | |
0db627c4 AS |
661 | /* validate kcontrol */ |
662 | if (strnlen(be->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
663 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
664 | return -EINVAL; | |
8a978234 | 665 | |
0db627c4 AS |
666 | sbe = devm_kzalloc(tplg->dev, sizeof(*sbe), GFP_KERNEL); |
667 | if (sbe == NULL) | |
668 | return -ENOMEM; | |
8a978234 | 669 | |
0db627c4 AS |
670 | tplg->pos += (sizeof(struct snd_soc_tplg_bytes_control) + |
671 | le32_to_cpu(be->priv.size)); | |
672 | ||
673 | dev_dbg(tplg->dev, | |
674 | "ASoC: adding bytes kcontrol %s with access 0x%x\n", | |
675 | be->hdr.name, be->hdr.access); | |
676 | ||
677 | memset(&kc, 0, sizeof(kc)); | |
678 | kc.name = be->hdr.name; | |
679 | kc.private_value = (long)sbe; | |
680 | kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
681 | kc.access = le32_to_cpu(be->hdr.access); | |
682 | ||
683 | sbe->max = le32_to_cpu(be->max); | |
684 | sbe->dobj.type = SND_SOC_DOBJ_BYTES; | |
31e92739 AS |
685 | if (tplg->ops) |
686 | sbe->dobj.unload = tplg->ops->control_unload; | |
0db627c4 AS |
687 | INIT_LIST_HEAD(&sbe->dobj.list); |
688 | ||
689 | /* map io handlers */ | |
690 | ret = soc_tplg_kcontrol_bind_io(&be->hdr, &kc, tplg); | |
691 | if (ret) { | |
692 | soc_control_err(tplg, &be->hdr, be->hdr.name); | |
693 | goto err; | |
694 | } | |
8a978234 | 695 | |
0db627c4 | 696 | /* pass control to driver for optional further init */ |
9e2ee000 | 697 | ret = soc_tplg_control_load(tplg, &kc, &be->hdr); |
ec5dffcd | 698 | if (ret < 0) |
0db627c4 | 699 | goto err; |
8a978234 | 700 | |
0db627c4 AS |
701 | /* register control here */ |
702 | ret = soc_tplg_add_kcontrol(tplg, &kc, &sbe->dobj.control.kcontrol); | |
2316c11f | 703 | if (ret < 0) |
0db627c4 | 704 | goto err; |
8a978234 | 705 | |
0db627c4 AS |
706 | list_add(&sbe->dobj.list, &tplg->comp->dobj_list); |
707 | ||
708 | err: | |
709 | return ret; | |
8a978234 LG |
710 | } |
711 | ||
0db627c4 | 712 | static int soc_tplg_dmixer_create(struct soc_tplg *tplg, size_t size) |
8a978234 LG |
713 | { |
714 | struct snd_soc_tplg_mixer_control *mc; | |
715 | struct soc_mixer_control *sm; | |
716 | struct snd_kcontrol_new kc; | |
0db627c4 | 717 | int ret = 0; |
8a978234 LG |
718 | |
719 | if (soc_tplg_check_elem_count(tplg, | |
3ce57f22 | 720 | sizeof(struct snd_soc_tplg_mixer_control), |
0db627c4 | 721 | 1, size, "mixers")) |
8a978234 | 722 | return -EINVAL; |
8a978234 | 723 | |
0db627c4 | 724 | mc = (struct snd_soc_tplg_mixer_control *)tplg->pos; |
8a978234 | 725 | |
0db627c4 AS |
726 | /* validate kcontrol */ |
727 | if (strnlen(mc->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
728 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
729 | return -EINVAL; | |
8a978234 | 730 | |
0db627c4 AS |
731 | sm = devm_kzalloc(tplg->dev, sizeof(*sm), GFP_KERNEL); |
732 | if (sm == NULL) | |
733 | return -ENOMEM; | |
734 | tplg->pos += (sizeof(struct snd_soc_tplg_mixer_control) + | |
735 | le32_to_cpu(mc->priv.size)); | |
736 | ||
737 | dev_dbg(tplg->dev, | |
738 | "ASoC: adding mixer kcontrol %s with access 0x%x\n", | |
739 | mc->hdr.name, mc->hdr.access); | |
740 | ||
741 | memset(&kc, 0, sizeof(kc)); | |
742 | kc.name = mc->hdr.name; | |
743 | kc.private_value = (long)sm; | |
744 | kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
745 | kc.access = le32_to_cpu(mc->hdr.access); | |
746 | ||
747 | /* we only support FL/FR channel mapping atm */ | |
8f9974d9 AS |
748 | sm->reg = tplg_chan_get_reg(tplg, mc->channel, SNDRV_CHMAP_FL); |
749 | sm->rreg = tplg_chan_get_reg(tplg, mc->channel, SNDRV_CHMAP_FR); | |
750 | sm->shift = tplg_chan_get_shift(tplg, mc->channel, SNDRV_CHMAP_FL); | |
751 | sm->rshift = tplg_chan_get_shift(tplg, mc->channel, SNDRV_CHMAP_FR); | |
0db627c4 AS |
752 | |
753 | sm->max = le32_to_cpu(mc->max); | |
754 | sm->min = le32_to_cpu(mc->min); | |
755 | sm->invert = le32_to_cpu(mc->invert); | |
756 | sm->platform_max = le32_to_cpu(mc->platform_max); | |
757 | sm->dobj.index = tplg->index; | |
0db627c4 | 758 | sm->dobj.type = SND_SOC_DOBJ_MIXER; |
31e92739 AS |
759 | if (tplg->ops) |
760 | sm->dobj.unload = tplg->ops->control_unload; | |
0db627c4 AS |
761 | INIT_LIST_HEAD(&sm->dobj.list); |
762 | ||
763 | /* map io handlers */ | |
764 | ret = soc_tplg_kcontrol_bind_io(&mc->hdr, &kc, tplg); | |
765 | if (ret) { | |
766 | soc_control_err(tplg, &mc->hdr, mc->hdr.name); | |
767 | goto err; | |
768 | } | |
3789debf | 769 | |
0db627c4 AS |
770 | /* create any TLV data */ |
771 | ret = soc_tplg_create_tlv(tplg, &kc, &mc->hdr); | |
772 | if (ret < 0) { | |
773 | dev_err(tplg->dev, "ASoC: failed to create TLV %s\n", mc->hdr.name); | |
774 | goto err; | |
775 | } | |
8a978234 | 776 | |
0db627c4 | 777 | /* pass control to driver for optional further init */ |
9e2ee000 | 778 | ret = soc_tplg_control_load(tplg, &kc, &mc->hdr); |
ec5dffcd | 779 | if (ret < 0) |
0db627c4 | 780 | goto err; |
8a978234 | 781 | |
0db627c4 AS |
782 | /* register control here */ |
783 | ret = soc_tplg_add_kcontrol(tplg, &kc, &sm->dobj.control.kcontrol); | |
2316c11f | 784 | if (ret < 0) |
0db627c4 | 785 | goto err; |
8a978234 | 786 | |
0db627c4 AS |
787 | list_add(&sm->dobj.list, &tplg->comp->dobj_list); |
788 | ||
789 | err: | |
790 | return ret; | |
8a978234 LG |
791 | } |
792 | ||
ff922622 AS |
793 | static int soc_tplg_denum_create_texts(struct soc_tplg *tplg, struct soc_enum *se, |
794 | struct snd_soc_tplg_enum_control *ec) | |
8a978234 LG |
795 | { |
796 | int i, ret; | |
797 | ||
f5824e5c AS |
798 | if (le32_to_cpu(ec->items) > ARRAY_SIZE(ec->texts)) |
799 | return -EINVAL; | |
800 | ||
8a978234 | 801 | se->dobj.control.dtexts = |
ff922622 | 802 | devm_kcalloc(tplg->dev, le32_to_cpu(ec->items), sizeof(char *), GFP_KERNEL); |
8a978234 LG |
803 | if (se->dobj.control.dtexts == NULL) |
804 | return -ENOMEM; | |
805 | ||
72bbeda0 | 806 | for (i = 0; i < le32_to_cpu(ec->items); i++) { |
8a978234 LG |
807 | |
808 | if (strnlen(ec->texts[i], SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
809 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { | |
810 | ret = -EINVAL; | |
811 | goto err; | |
812 | } | |
813 | ||
ff922622 | 814 | se->dobj.control.dtexts[i] = devm_kstrdup(tplg->dev, ec->texts[i], GFP_KERNEL); |
8a978234 LG |
815 | if (!se->dobj.control.dtexts[i]) { |
816 | ret = -ENOMEM; | |
817 | goto err; | |
818 | } | |
819 | } | |
820 | ||
3cde818c | 821 | se->items = le32_to_cpu(ec->items); |
b6e38b29 | 822 | se->texts = (const char * const *)se->dobj.control.dtexts; |
8a978234 LG |
823 | return 0; |
824 | ||
825 | err: | |
3cde818c AS |
826 | return ret; |
827 | } | |
828 | ||
ff922622 AS |
829 | static int soc_tplg_denum_create_values(struct soc_tplg *tplg, struct soc_enum *se, |
830 | struct snd_soc_tplg_enum_control *ec) | |
8a978234 | 831 | { |
5aebe7c7 PLB |
832 | int i; |
833 | ||
631c78ed AS |
834 | /* |
835 | * Following "if" checks if we have at most SND_SOC_TPLG_NUM_TEXTS | |
836 | * values instead of using ARRAY_SIZE(ec->values) due to the fact that | |
837 | * it is oversized for its purpose. Additionally it is done so because | |
838 | * it is defined in UAPI header where it can't be easily changed. | |
839 | */ | |
840 | if (le32_to_cpu(ec->items) > SND_SOC_TPLG_NUM_TEXTS) | |
8a978234 LG |
841 | return -EINVAL; |
842 | ||
631c78ed | 843 | se->dobj.control.dvalues = devm_kcalloc(tplg->dev, le32_to_cpu(ec->items), |
543466ef | 844 | sizeof(*se->dobj.control.dvalues), |
376c0afe | 845 | GFP_KERNEL); |
8a978234 LG |
846 | if (!se->dobj.control.dvalues) |
847 | return -ENOMEM; | |
848 | ||
5aebe7c7 PLB |
849 | /* convert from little-endian */ |
850 | for (i = 0; i < le32_to_cpu(ec->items); i++) { | |
851 | se->dobj.control.dvalues[i] = le32_to_cpu(ec->values[i]); | |
852 | } | |
853 | ||
8a978234 LG |
854 | return 0; |
855 | } | |
856 | ||
0db627c4 | 857 | static int soc_tplg_denum_create(struct soc_tplg *tplg, size_t size) |
8a978234 LG |
858 | { |
859 | struct snd_soc_tplg_enum_control *ec; | |
860 | struct soc_enum *se; | |
861 | struct snd_kcontrol_new kc; | |
0db627c4 | 862 | int ret = 0; |
8a978234 LG |
863 | |
864 | if (soc_tplg_check_elem_count(tplg, | |
3ce57f22 | 865 | sizeof(struct snd_soc_tplg_enum_control), |
0db627c4 | 866 | 1, size, "enums")) |
8a978234 | 867 | return -EINVAL; |
8a978234 | 868 | |
0db627c4 | 869 | ec = (struct snd_soc_tplg_enum_control *)tplg->pos; |
8a978234 | 870 | |
0db627c4 AS |
871 | /* validate kcontrol */ |
872 | if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
873 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
874 | return -EINVAL; | |
8a978234 | 875 | |
0db627c4 AS |
876 | se = devm_kzalloc(tplg->dev, (sizeof(*se)), GFP_KERNEL); |
877 | if (se == NULL) | |
878 | return -ENOMEM; | |
8a978234 | 879 | |
0db627c4 AS |
880 | tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) + |
881 | le32_to_cpu(ec->priv.size)); | |
882 | ||
883 | dev_dbg(tplg->dev, "ASoC: adding enum kcontrol %s size %d\n", | |
884 | ec->hdr.name, ec->items); | |
885 | ||
886 | memset(&kc, 0, sizeof(kc)); | |
887 | kc.name = ec->hdr.name; | |
888 | kc.private_value = (long)se; | |
889 | kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
890 | kc.access = le32_to_cpu(ec->hdr.access); | |
891 | ||
8f9974d9 AS |
892 | se->reg = tplg_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL); |
893 | se->shift_l = tplg_chan_get_shift(tplg, ec->channel, | |
0db627c4 | 894 | SNDRV_CHMAP_FL); |
8f9974d9 | 895 | se->shift_r = tplg_chan_get_shift(tplg, ec->channel, |
0db627c4 AS |
896 | SNDRV_CHMAP_FL); |
897 | ||
898 | se->mask = le32_to_cpu(ec->mask); | |
899 | se->dobj.index = tplg->index; | |
900 | se->dobj.type = SND_SOC_DOBJ_ENUM; | |
31e92739 AS |
901 | if (tplg->ops) |
902 | se->dobj.unload = tplg->ops->control_unload; | |
0db627c4 AS |
903 | INIT_LIST_HEAD(&se->dobj.list); |
904 | ||
905 | switch (le32_to_cpu(ec->hdr.ops.info)) { | |
906 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
907 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
908 | ret = soc_tplg_denum_create_values(tplg, se, ec); | |
909 | if (ret < 0) { | |
8a978234 | 910 | dev_err(tplg->dev, |
0db627c4 | 911 | "ASoC: could not create values for %s\n", |
8a978234 | 912 | ec->hdr.name); |
0db627c4 | 913 | goto err; |
8a978234 | 914 | } |
0db627c4 AS |
915 | fallthrough; |
916 | case SND_SOC_TPLG_CTL_ENUM: | |
917 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
918 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
919 | ret = soc_tplg_denum_create_texts(tplg, se, ec); | |
920 | if (ret < 0) { | |
921 | dev_err(tplg->dev, | |
922 | "ASoC: could not create texts for %s\n", | |
8a978234 | 923 | ec->hdr.name); |
0db627c4 | 924 | goto err; |
8a978234 | 925 | } |
0db627c4 AS |
926 | break; |
927 | default: | |
928 | ret = -EINVAL; | |
929 | dev_err(tplg->dev, | |
930 | "ASoC: invalid enum control type %d for %s\n", | |
931 | ec->hdr.ops.info, ec->hdr.name); | |
932 | goto err; | |
933 | } | |
8a978234 | 934 | |
0db627c4 AS |
935 | /* map io handlers */ |
936 | ret = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc, tplg); | |
937 | if (ret) { | |
938 | soc_control_err(tplg, &ec->hdr, ec->hdr.name); | |
939 | goto err; | |
8a978234 | 940 | } |
952bd937 | 941 | |
0db627c4 | 942 | /* pass control to driver for optional further init */ |
9e2ee000 | 943 | ret = soc_tplg_control_load(tplg, &kc, &ec->hdr); |
ec5dffcd | 944 | if (ret < 0) |
0db627c4 | 945 | goto err; |
0db627c4 AS |
946 | |
947 | /* register control here */ | |
948 | ret = soc_tplg_add_kcontrol(tplg, &kc, &se->dobj.control.kcontrol); | |
2316c11f | 949 | if (ret < 0) |
0db627c4 | 950 | goto err; |
0db627c4 AS |
951 | |
952 | list_add(&se->dobj.list, &tplg->comp->dobj_list); | |
953 | ||
954 | err: | |
955 | return ret; | |
8a978234 LG |
956 | } |
957 | ||
958 | static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg, | |
959 | struct snd_soc_tplg_hdr *hdr) | |
960 | { | |
2ae548f3 | 961 | int ret; |
8a978234 LG |
962 | int i; |
963 | ||
8a978234 LG |
964 | dev_dbg(tplg->dev, "ASoC: adding %d kcontrols at 0x%lx\n", hdr->count, |
965 | soc_tplg_get_offset(tplg)); | |
966 | ||
5aebe7c7 | 967 | for (i = 0; i < le32_to_cpu(hdr->count); i++) { |
ea8f6b29 | 968 | struct snd_soc_tplg_ctl_hdr *control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos; |
8a978234 | 969 | |
5aebe7c7 | 970 | if (le32_to_cpu(control_hdr->size) != sizeof(*control_hdr)) { |
06eb49f7 ML |
971 | dev_err(tplg->dev, "ASoC: invalid control size\n"); |
972 | return -EINVAL; | |
973 | } | |
974 | ||
5aebe7c7 | 975 | switch (le32_to_cpu(control_hdr->ops.info)) { |
8a978234 LG |
976 | case SND_SOC_TPLG_CTL_VOLSW: |
977 | case SND_SOC_TPLG_CTL_STROBE: | |
978 | case SND_SOC_TPLG_CTL_VOLSW_SX: | |
979 | case SND_SOC_TPLG_CTL_VOLSW_XR_SX: | |
980 | case SND_SOC_TPLG_CTL_RANGE: | |
981 | case SND_SOC_TPLG_DAPM_CTL_VOLSW: | |
982 | case SND_SOC_TPLG_DAPM_CTL_PIN: | |
0db627c4 | 983 | ret = soc_tplg_dmixer_create(tplg, le32_to_cpu(hdr->payload_size)); |
8a978234 LG |
984 | break; |
985 | case SND_SOC_TPLG_CTL_ENUM: | |
986 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
987 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
988 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
989 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
0db627c4 | 990 | ret = soc_tplg_denum_create(tplg, le32_to_cpu(hdr->payload_size)); |
8a978234 LG |
991 | break; |
992 | case SND_SOC_TPLG_CTL_BYTES: | |
0db627c4 | 993 | ret = soc_tplg_dbytes_create(tplg, le32_to_cpu(hdr->payload_size)); |
8a978234 LG |
994 | break; |
995 | default: | |
996 | soc_bind_err(tplg, control_hdr, i); | |
997 | return -EINVAL; | |
998 | } | |
2ae548f3 AS |
999 | if (ret < 0) { |
1000 | dev_err(tplg->dev, "ASoC: invalid control\n"); | |
1001 | return ret; | |
1002 | } | |
1003 | ||
8a978234 LG |
1004 | } |
1005 | ||
1006 | return 0; | |
1007 | } | |
1008 | ||
503e79b7 LG |
1009 | /* optionally pass new dynamic kcontrol to component driver. */ |
1010 | static int soc_tplg_add_route(struct soc_tplg *tplg, | |
1011 | struct snd_soc_dapm_route *route) | |
1012 | { | |
c42464a4 | 1013 | if (tplg->ops && tplg->ops->dapm_route_load) |
503e79b7 LG |
1014 | return tplg->ops->dapm_route_load(tplg->comp, tplg->index, |
1015 | route); | |
1016 | ||
1017 | return 0; | |
1018 | } | |
1019 | ||
8a978234 LG |
1020 | static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg, |
1021 | struct snd_soc_tplg_hdr *hdr) | |
1022 | { | |
1023 | struct snd_soc_dapm_context *dapm = &tplg->comp->dapm; | |
8a978234 | 1024 | struct snd_soc_tplg_dapm_graph_elem *elem; |
cc44c749 | 1025 | struct snd_soc_dapm_route *route; |
ff922622 | 1026 | int count, i; |
7df04ea7 | 1027 | int ret = 0; |
8a978234 | 1028 | |
5aebe7c7 PLB |
1029 | count = le32_to_cpu(hdr->count); |
1030 | ||
8a978234 | 1031 | if (soc_tplg_check_elem_count(tplg, |
3ce57f22 AS |
1032 | sizeof(struct snd_soc_tplg_dapm_graph_elem), |
1033 | count, le32_to_cpu(hdr->payload_size), "graph")) | |
8a978234 | 1034 | return -EINVAL; |
8a978234 | 1035 | |
b75a6511 LG |
1036 | dev_dbg(tplg->dev, "ASoC: adding %d DAPM routes for index %d\n", count, |
1037 | hdr->index); | |
8a978234 | 1038 | |
7df04ea7 | 1039 | for (i = 0; i < count; i++) { |
cc44c749 AS |
1040 | route = devm_kzalloc(tplg->dev, sizeof(*route), GFP_KERNEL); |
1041 | if (!route) | |
7df04ea7 | 1042 | return -ENOMEM; |
8a978234 LG |
1043 | elem = (struct snd_soc_tplg_dapm_graph_elem *)tplg->pos; |
1044 | tplg->pos += sizeof(struct snd_soc_tplg_dapm_graph_elem); | |
1045 | ||
1046 | /* validate routes */ | |
1047 | if (strnlen(elem->source, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
7df04ea7 RS |
1048 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { |
1049 | ret = -EINVAL; | |
1050 | break; | |
1051 | } | |
8a978234 | 1052 | if (strnlen(elem->sink, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == |
7df04ea7 RS |
1053 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { |
1054 | ret = -EINVAL; | |
1055 | break; | |
1056 | } | |
8a978234 | 1057 | if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == |
7df04ea7 RS |
1058 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { |
1059 | ret = -EINVAL; | |
1060 | break; | |
1061 | } | |
1062 | ||
cc44c749 AS |
1063 | route->source = elem->source; |
1064 | route->sink = elem->sink; | |
8a978234 | 1065 | |
7df04ea7 | 1066 | /* set to NULL atm for tplg users */ |
cc44c749 | 1067 | route->connected = NULL; |
8a978234 | 1068 | if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == 0) |
cc44c749 | 1069 | route->control = NULL; |
8a978234 | 1070 | else |
cc44c749 | 1071 | route->control = elem->control; |
7df04ea7 RS |
1072 | |
1073 | /* add route dobj to dobj_list */ | |
cc44c749 | 1074 | route->dobj.type = SND_SOC_DOBJ_GRAPH; |
31e92739 | 1075 | if (tplg->ops) |
dd184c40 | 1076 | route->dobj.unload = tplg->ops->dapm_route_unload; |
cc44c749 AS |
1077 | route->dobj.index = tplg->index; |
1078 | list_add(&route->dobj.list, &tplg->comp->dobj_list); | |
8a978234 | 1079 | |
cc44c749 | 1080 | ret = soc_tplg_add_route(tplg, route); |
6f0307df | 1081 | if (ret < 0) { |
8bf9475f | 1082 | dev_err(tplg->dev, "ASoC: topology: add_route failed: %d\n", ret); |
6856e887 | 1083 | break; |
6f0307df | 1084 | } |
503e79b7 | 1085 | |
8a978234 | 1086 | /* add route, but keep going if some fail */ |
cc44c749 | 1087 | snd_soc_dapm_add_routes(dapm, route, 1); |
8a978234 LG |
1088 | } |
1089 | ||
7df04ea7 | 1090 | return ret; |
8a978234 LG |
1091 | } |
1092 | ||
d29d41e2 | 1093 | static int soc_tplg_dapm_widget_dmixer_create(struct soc_tplg *tplg, struct snd_kcontrol_new *kc) |
8a978234 | 1094 | { |
8a978234 LG |
1095 | struct soc_mixer_control *sm; |
1096 | struct snd_soc_tplg_mixer_control *mc; | |
d29d41e2 | 1097 | int err; |
9f90af3a | 1098 | |
d29d41e2 | 1099 | mc = (struct snd_soc_tplg_mixer_control *)tplg->pos; |
8a978234 | 1100 | |
d29d41e2 JU |
1101 | /* validate kcontrol */ |
1102 | if (strnlen(mc->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1103 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1104 | return -EINVAL; | |
8a978234 | 1105 | |
d29d41e2 JU |
1106 | sm = devm_kzalloc(tplg->dev, sizeof(*sm), GFP_KERNEL); |
1107 | if (!sm) | |
1108 | return -ENOMEM; | |
8a978234 | 1109 | |
d29d41e2 JU |
1110 | tplg->pos += sizeof(struct snd_soc_tplg_mixer_control) + |
1111 | le32_to_cpu(mc->priv.size); | |
8a978234 | 1112 | |
d29d41e2 JU |
1113 | dev_dbg(tplg->dev, " adding DAPM widget mixer control %s\n", |
1114 | mc->hdr.name); | |
8a978234 | 1115 | |
d29d41e2 JU |
1116 | kc->private_value = (long)sm; |
1117 | kc->name = devm_kstrdup(tplg->dev, mc->hdr.name, GFP_KERNEL); | |
1118 | if (!kc->name) | |
1119 | return -ENOMEM; | |
1120 | kc->iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
1121 | kc->access = le32_to_cpu(mc->hdr.access); | |
1122 | ||
1123 | /* we only support FL/FR channel mapping atm */ | |
8f9974d9 | 1124 | sm->reg = tplg_chan_get_reg(tplg, mc->channel, |
d29d41e2 | 1125 | SNDRV_CHMAP_FL); |
8f9974d9 | 1126 | sm->rreg = tplg_chan_get_reg(tplg, mc->channel, |
d29d41e2 | 1127 | SNDRV_CHMAP_FR); |
8f9974d9 | 1128 | sm->shift = tplg_chan_get_shift(tplg, mc->channel, |
d29d41e2 | 1129 | SNDRV_CHMAP_FL); |
8f9974d9 | 1130 | sm->rshift = tplg_chan_get_shift(tplg, mc->channel, |
d29d41e2 JU |
1131 | SNDRV_CHMAP_FR); |
1132 | ||
1133 | sm->max = le32_to_cpu(mc->max); | |
1134 | sm->min = le32_to_cpu(mc->min); | |
1135 | sm->invert = le32_to_cpu(mc->invert); | |
1136 | sm->platform_max = le32_to_cpu(mc->platform_max); | |
1137 | sm->dobj.index = tplg->index; | |
1138 | INIT_LIST_HEAD(&sm->dobj.list); | |
1139 | ||
1140 | /* map io handlers */ | |
1141 | err = soc_tplg_kcontrol_bind_io(&mc->hdr, kc, tplg); | |
1142 | if (err) { | |
1143 | soc_control_err(tplg, &mc->hdr, mc->hdr.name); | |
1144 | return err; | |
1145 | } | |
8a978234 | 1146 | |
d29d41e2 JU |
1147 | /* create any TLV data */ |
1148 | err = soc_tplg_create_tlv(tplg, kc, &mc->hdr); | |
1149 | if (err < 0) { | |
1150 | dev_err(tplg->dev, "ASoC: failed to create TLV %s\n", | |
1151 | mc->hdr.name); | |
1152 | return err; | |
1153 | } | |
3789debf | 1154 | |
d29d41e2 | 1155 | /* pass control to driver for optional further init */ |
9e2ee000 | 1156 | err = soc_tplg_control_load(tplg, kc, &mc->hdr); |
ec5dffcd | 1157 | if (err < 0) |
d29d41e2 | 1158 | return err; |
8a978234 | 1159 | |
d29d41e2 | 1160 | return 0; |
8a978234 LG |
1161 | } |
1162 | ||
d29d41e2 | 1163 | static int soc_tplg_dapm_widget_denum_create(struct soc_tplg *tplg, struct snd_kcontrol_new *kc) |
8a978234 | 1164 | { |
8a978234 LG |
1165 | struct snd_soc_tplg_enum_control *ec; |
1166 | struct soc_enum *se; | |
d29d41e2 | 1167 | int err; |
1a7dd6e2 | 1168 | |
d29d41e2 JU |
1169 | ec = (struct snd_soc_tplg_enum_control *)tplg->pos; |
1170 | /* validate kcontrol */ | |
1171 | if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1172 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1173 | return -EINVAL; | |
8a978234 | 1174 | |
d29d41e2 JU |
1175 | se = devm_kzalloc(tplg->dev, sizeof(*se), GFP_KERNEL); |
1176 | if (!se) | |
1177 | return -ENOMEM; | |
02b64245 | 1178 | |
d29d41e2 JU |
1179 | tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) + |
1180 | le32_to_cpu(ec->priv.size)); | |
8a978234 | 1181 | |
d29d41e2 JU |
1182 | dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n", |
1183 | ec->hdr.name); | |
8a978234 | 1184 | |
d29d41e2 JU |
1185 | kc->private_value = (long)se; |
1186 | kc->name = devm_kstrdup(tplg->dev, ec->hdr.name, GFP_KERNEL); | |
1187 | if (!kc->name) | |
1188 | return -ENOMEM; | |
1189 | kc->iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
1190 | kc->access = le32_to_cpu(ec->hdr.access); | |
8a978234 | 1191 | |
d29d41e2 | 1192 | /* we only support FL/FR channel mapping atm */ |
8f9974d9 AS |
1193 | se->reg = tplg_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL); |
1194 | se->shift_l = tplg_chan_get_shift(tplg, ec->channel, | |
d29d41e2 | 1195 | SNDRV_CHMAP_FL); |
8f9974d9 | 1196 | se->shift_r = tplg_chan_get_shift(tplg, ec->channel, |
d29d41e2 | 1197 | SNDRV_CHMAP_FR); |
8a978234 | 1198 | |
d29d41e2 JU |
1199 | se->items = le32_to_cpu(ec->items); |
1200 | se->mask = le32_to_cpu(ec->mask); | |
1201 | se->dobj.index = tplg->index; | |
1a7dd6e2 | 1202 | |
d29d41e2 JU |
1203 | switch (le32_to_cpu(ec->hdr.ops.info)) { |
1204 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
1205 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
1206 | err = soc_tplg_denum_create_values(tplg, se, ec); | |
1207 | if (err < 0) { | |
1208 | dev_err(tplg->dev, "ASoC: could not create values for %s\n", | |
1209 | ec->hdr.name); | |
1210 | return err; | |
1a7dd6e2 | 1211 | } |
d29d41e2 JU |
1212 | fallthrough; |
1213 | case SND_SOC_TPLG_CTL_ENUM: | |
1214 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
1215 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
1216 | err = soc_tplg_denum_create_texts(tplg, se, ec); | |
8a978234 | 1217 | if (err < 0) { |
d29d41e2 | 1218 | dev_err(tplg->dev, "ASoC: could not create texts for %s\n", |
8a978234 | 1219 | ec->hdr.name); |
d29d41e2 | 1220 | return err; |
8a978234 | 1221 | } |
d29d41e2 JU |
1222 | break; |
1223 | default: | |
1224 | dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n", | |
1225 | ec->hdr.ops.info, ec->hdr.name); | |
1226 | return -EINVAL; | |
8a978234 LG |
1227 | } |
1228 | ||
d29d41e2 JU |
1229 | /* map io handlers */ |
1230 | err = soc_tplg_kcontrol_bind_io(&ec->hdr, kc, tplg); | |
1231 | if (err) { | |
1232 | soc_control_err(tplg, &ec->hdr, ec->hdr.name); | |
1233 | return err; | |
1234 | } | |
8a978234 | 1235 | |
d29d41e2 | 1236 | /* pass control to driver for optional further init */ |
9e2ee000 | 1237 | err = soc_tplg_control_load(tplg, kc, &ec->hdr); |
ec5dffcd | 1238 | if (err < 0) |
d29d41e2 | 1239 | return err; |
d29d41e2 JU |
1240 | |
1241 | return 0; | |
8a978234 LG |
1242 | } |
1243 | ||
d29d41e2 | 1244 | static int soc_tplg_dapm_widget_dbytes_create(struct soc_tplg *tplg, struct snd_kcontrol_new *kc) |
8a978234 LG |
1245 | { |
1246 | struct snd_soc_tplg_bytes_control *be; | |
9f90af3a | 1247 | struct soc_bytes_ext *sbe; |
d29d41e2 | 1248 | int err; |
8a978234 | 1249 | |
d29d41e2 | 1250 | be = (struct snd_soc_tplg_bytes_control *)tplg->pos; |
8a978234 | 1251 | |
d29d41e2 JU |
1252 | /* validate kcontrol */ |
1253 | if (strnlen(be->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1254 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1255 | return -EINVAL; | |
8a978234 | 1256 | |
d29d41e2 JU |
1257 | sbe = devm_kzalloc(tplg->dev, sizeof(*sbe), GFP_KERNEL); |
1258 | if (!sbe) | |
1259 | return -ENOMEM; | |
8a978234 | 1260 | |
d29d41e2 JU |
1261 | tplg->pos += (sizeof(struct snd_soc_tplg_bytes_control) + |
1262 | le32_to_cpu(be->priv.size)); | |
8a978234 | 1263 | |
d29d41e2 JU |
1264 | dev_dbg(tplg->dev, |
1265 | "ASoC: adding bytes kcontrol %s with access 0x%x\n", | |
1266 | be->hdr.name, be->hdr.access); | |
8a978234 | 1267 | |
d29d41e2 JU |
1268 | kc->private_value = (long)sbe; |
1269 | kc->name = devm_kstrdup(tplg->dev, be->hdr.name, GFP_KERNEL); | |
1270 | if (!kc->name) | |
1271 | return -ENOMEM; | |
1272 | kc->iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
1273 | kc->access = le32_to_cpu(be->hdr.access); | |
8a978234 | 1274 | |
d29d41e2 JU |
1275 | sbe->max = le32_to_cpu(be->max); |
1276 | INIT_LIST_HEAD(&sbe->dobj.list); | |
8a978234 | 1277 | |
d29d41e2 JU |
1278 | /* map standard io handlers and check for external handlers */ |
1279 | err = soc_tplg_kcontrol_bind_io(&be->hdr, kc, tplg); | |
1280 | if (err) { | |
1281 | soc_control_err(tplg, &be->hdr, be->hdr.name); | |
1282 | return err; | |
8a978234 LG |
1283 | } |
1284 | ||
d29d41e2 | 1285 | /* pass control to driver for optional further init */ |
9e2ee000 | 1286 | err = soc_tplg_control_load(tplg, kc, &be->hdr); |
ec5dffcd | 1287 | if (err < 0) |
d29d41e2 | 1288 | return err; |
9f90af3a | 1289 | |
d29d41e2 | 1290 | return 0; |
8a978234 LG |
1291 | } |
1292 | ||
1293 | static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg, | |
1294 | struct snd_soc_tplg_dapm_widget *w) | |
1295 | { | |
1296 | struct snd_soc_dapm_context *dapm = &tplg->comp->dapm; | |
1297 | struct snd_soc_dapm_widget template, *widget; | |
1298 | struct snd_soc_tplg_ctl_hdr *control_hdr; | |
1299 | struct snd_soc_card *card = tplg->comp->card; | |
b9c035aa | 1300 | unsigned int *kcontrol_type = NULL; |
d29d41e2 JU |
1301 | struct snd_kcontrol_new *kc; |
1302 | int mixer_count = 0; | |
1303 | int bytes_count = 0; | |
1304 | int enum_count = 0; | |
8a978234 | 1305 | int ret = 0; |
d29d41e2 | 1306 | int i; |
8a978234 LG |
1307 | |
1308 | if (strnlen(w->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1309 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1310 | return -EINVAL; | |
1311 | if (strnlen(w->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1312 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1313 | return -EINVAL; | |
1314 | ||
1315 | dev_dbg(tplg->dev, "ASoC: creating DAPM widget %s id %d\n", | |
1316 | w->name, w->id); | |
1317 | ||
1318 | memset(&template, 0, sizeof(template)); | |
1319 | ||
1320 | /* map user to kernel widget ID */ | |
5aebe7c7 | 1321 | template.id = get_widget_id(le32_to_cpu(w->id)); |
752c938a | 1322 | if ((int)template.id < 0) |
8a978234 LG |
1323 | return template.id; |
1324 | ||
c3421a6a | 1325 | /* strings are allocated here, but used and freed by the widget */ |
8a978234 LG |
1326 | template.name = kstrdup(w->name, GFP_KERNEL); |
1327 | if (!template.name) | |
1328 | return -ENOMEM; | |
1329 | template.sname = kstrdup(w->sname, GFP_KERNEL); | |
1330 | if (!template.sname) { | |
1331 | ret = -ENOMEM; | |
1332 | goto err; | |
1333 | } | |
5aebe7c7 PLB |
1334 | template.reg = le32_to_cpu(w->reg); |
1335 | template.shift = le32_to_cpu(w->shift); | |
1336 | template.mask = le32_to_cpu(w->mask); | |
1337 | template.subseq = le32_to_cpu(w->subseq); | |
8a978234 LG |
1338 | template.on_val = w->invert ? 0 : 1; |
1339 | template.off_val = w->invert ? 1 : 0; | |
5aebe7c7 PLB |
1340 | template.ignore_suspend = le32_to_cpu(w->ignore_suspend); |
1341 | template.event_flags = le16_to_cpu(w->event_flags); | |
8a978234 LG |
1342 | template.dobj.index = tplg->index; |
1343 | ||
1344 | tplg->pos += | |
5aebe7c7 PLB |
1345 | (sizeof(struct snd_soc_tplg_dapm_widget) + |
1346 | le32_to_cpu(w->priv.size)); | |
1347 | ||
8a978234 LG |
1348 | if (w->num_kcontrols == 0) { |
1349 | template.num_kcontrols = 0; | |
1350 | goto widget; | |
1351 | } | |
1352 | ||
d29d41e2 JU |
1353 | template.num_kcontrols = le32_to_cpu(w->num_kcontrols); |
1354 | kc = devm_kcalloc(tplg->dev, le32_to_cpu(w->num_kcontrols), sizeof(*kc), GFP_KERNEL); | |
c173ee5b AS |
1355 | if (!kc) { |
1356 | ret = -ENOMEM; | |
9c363532 | 1357 | goto hdr_err; |
c173ee5b | 1358 | } |
d29d41e2 JU |
1359 | |
1360 | kcontrol_type = devm_kcalloc(tplg->dev, le32_to_cpu(w->num_kcontrols), sizeof(unsigned int), | |
1361 | GFP_KERNEL); | |
c173ee5b AS |
1362 | if (!kcontrol_type) { |
1363 | ret = -ENOMEM; | |
9c363532 | 1364 | goto hdr_err; |
c173ee5b | 1365 | } |
d29d41e2 | 1366 | |
1baad7da | 1367 | for (i = 0; i < le32_to_cpu(w->num_kcontrols); i++) { |
d29d41e2 JU |
1368 | control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos; |
1369 | switch (le32_to_cpu(control_hdr->ops.info)) { | |
1370 | case SND_SOC_TPLG_CTL_VOLSW: | |
1371 | case SND_SOC_TPLG_CTL_STROBE: | |
1372 | case SND_SOC_TPLG_CTL_VOLSW_SX: | |
1373 | case SND_SOC_TPLG_CTL_VOLSW_XR_SX: | |
1374 | case SND_SOC_TPLG_CTL_RANGE: | |
1375 | case SND_SOC_TPLG_DAPM_CTL_VOLSW: | |
1376 | /* volume mixer */ | |
1377 | kc[i].index = mixer_count; | |
1378 | kcontrol_type[i] = SND_SOC_TPLG_TYPE_MIXER; | |
1379 | mixer_count++; | |
1380 | ret = soc_tplg_dapm_widget_dmixer_create(tplg, &kc[i]); | |
1381 | if (ret < 0) | |
1382 | goto hdr_err; | |
1383 | break; | |
1384 | case SND_SOC_TPLG_CTL_ENUM: | |
1385 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
1386 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
1387 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
1388 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
1389 | /* enumerated mixer */ | |
1390 | kc[i].index = enum_count; | |
1391 | kcontrol_type[i] = SND_SOC_TPLG_TYPE_ENUM; | |
1392 | enum_count++; | |
1393 | ret = soc_tplg_dapm_widget_denum_create(tplg, &kc[i]); | |
1394 | if (ret < 0) | |
1395 | goto hdr_err; | |
1396 | break; | |
1397 | case SND_SOC_TPLG_CTL_BYTES: | |
1398 | /* bytes control */ | |
1399 | kc[i].index = bytes_count; | |
1400 | kcontrol_type[i] = SND_SOC_TPLG_TYPE_BYTES; | |
1401 | bytes_count++; | |
1402 | ret = soc_tplg_dapm_widget_dbytes_create(tplg, &kc[i]); | |
1403 | if (ret < 0) | |
1404 | goto hdr_err; | |
1405 | break; | |
1406 | default: | |
1407 | dev_err(tplg->dev, "ASoC: invalid widget control type %d:%d:%d\n", | |
1408 | control_hdr->ops.get, control_hdr->ops.put, | |
1409 | le32_to_cpu(control_hdr->ops.info)); | |
1410 | ret = -EINVAL; | |
8a978234 LG |
1411 | goto hdr_err; |
1412 | } | |
8a978234 LG |
1413 | } |
1414 | ||
d29d41e2 | 1415 | template.kcontrol_news = kc; |
8facf84b PU |
1416 | dev_dbg(tplg->dev, "ASoC: template %s with %d/%d/%d (mixer/enum/bytes) control\n", |
1417 | w->name, mixer_count, enum_count, bytes_count); | |
d29d41e2 | 1418 | |
8a978234 LG |
1419 | widget: |
1420 | ret = soc_tplg_widget_load(tplg, &template, w); | |
1421 | if (ret < 0) | |
1422 | goto hdr_err; | |
1423 | ||
1424 | /* card dapm mutex is held by the core if we are loading topology | |
1425 | * data during sound card init. */ | |
2b34c135 | 1426 | if (snd_soc_card_is_instantiated(card)) |
8a978234 LG |
1427 | widget = snd_soc_dapm_new_control(dapm, &template); |
1428 | else | |
1429 | widget = snd_soc_dapm_new_control_unlocked(dapm, &template); | |
37e1df8c LW |
1430 | if (IS_ERR(widget)) { |
1431 | ret = PTR_ERR(widget); | |
8a978234 LG |
1432 | goto hdr_err; |
1433 | } | |
1434 | ||
1435 | widget->dobj.type = SND_SOC_DOBJ_WIDGET; | |
eea3dd4f | 1436 | widget->dobj.widget.kcontrol_type = kcontrol_type; |
31e92739 AS |
1437 | if (tplg->ops) |
1438 | widget->dobj.unload = tplg->ops->widget_unload; | |
8a978234 LG |
1439 | widget->dobj.index = tplg->index; |
1440 | list_add(&widget->dobj.list, &tplg->comp->dobj_list); | |
ebd259d3 LG |
1441 | |
1442 | ret = soc_tplg_widget_ready(tplg, widget, w); | |
1443 | if (ret < 0) | |
1444 | goto ready_err; | |
1445 | ||
7620fe91 B |
1446 | kfree(template.sname); |
1447 | kfree(template.name); | |
1448 | ||
8a978234 LG |
1449 | return 0; |
1450 | ||
ebd259d3 | 1451 | ready_err: |
2abfd4bd | 1452 | soc_tplg_remove_widget(widget->dapm->component, &widget->dobj, SOC_TPLG_PASS_WIDGET); |
ebd259d3 | 1453 | snd_soc_dapm_free_widget(widget); |
8a978234 LG |
1454 | hdr_err: |
1455 | kfree(template.sname); | |
1456 | err: | |
1457 | kfree(template.name); | |
1458 | return ret; | |
1459 | } | |
1460 | ||
1461 | static int soc_tplg_dapm_widget_elems_load(struct soc_tplg *tplg, | |
1462 | struct snd_soc_tplg_hdr *hdr) | |
1463 | { | |
e9aa139f | 1464 | int count, i; |
5aebe7c7 PLB |
1465 | |
1466 | count = le32_to_cpu(hdr->count); | |
8a978234 | 1467 | |
8a978234 LG |
1468 | dev_dbg(tplg->dev, "ASoC: adding %d DAPM widgets\n", count); |
1469 | ||
1470 | for (i = 0; i < count; i++) { | |
e9aa139f KM |
1471 | struct snd_soc_tplg_dapm_widget *widget = (struct snd_soc_tplg_dapm_widget *) tplg->pos; |
1472 | int ret; | |
1473 | ||
2e288333 AS |
1474 | /* |
1475 | * check if widget itself fits within topology file | |
1476 | * use sizeof instead of widget->size, as we can't be sure | |
1477 | * it is set properly yet (file may end before it is present) | |
1478 | */ | |
1479 | if (soc_tplg_get_offset(tplg) + sizeof(*widget) >= tplg->fw->size) { | |
1480 | dev_err(tplg->dev, "ASoC: invalid widget data size\n"); | |
1481 | return -EINVAL; | |
1482 | } | |
1483 | ||
1484 | /* check if widget has proper size */ | |
5aebe7c7 | 1485 | if (le32_to_cpu(widget->size) != sizeof(*widget)) { |
06eb49f7 ML |
1486 | dev_err(tplg->dev, "ASoC: invalid widget size\n"); |
1487 | return -EINVAL; | |
1488 | } | |
1489 | ||
2e288333 AS |
1490 | /* check if widget private data fits within topology file */ |
1491 | if (soc_tplg_get_offset(tplg) + le32_to_cpu(widget->priv.size) >= tplg->fw->size) { | |
1492 | dev_err(tplg->dev, "ASoC: invalid widget private data size\n"); | |
1493 | return -EINVAL; | |
1494 | } | |
1495 | ||
8a978234 | 1496 | ret = soc_tplg_dapm_widget_create(tplg, widget); |
7de76b62 | 1497 | if (ret < 0) { |
8a978234 LG |
1498 | dev_err(tplg->dev, "ASoC: failed to load widget %s\n", |
1499 | widget->name); | |
7de76b62 ML |
1500 | return ret; |
1501 | } | |
8a978234 LG |
1502 | } |
1503 | ||
1504 | return 0; | |
1505 | } | |
1506 | ||
1507 | static int soc_tplg_dapm_complete(struct soc_tplg *tplg) | |
1508 | { | |
1509 | struct snd_soc_card *card = tplg->comp->card; | |
1510 | int ret; | |
1511 | ||
1512 | /* Card might not have been registered at this point. | |
1513 | * If so, just return success. | |
1514 | */ | |
2b34c135 | 1515 | if (!snd_soc_card_is_instantiated(card)) { |
53085402 | 1516 | dev_warn(tplg->dev, "ASoC: Parent card not yet available, widget card binding deferred\n"); |
8a978234 LG |
1517 | return 0; |
1518 | } | |
1519 | ||
1520 | ret = snd_soc_dapm_new_widgets(card); | |
1521 | if (ret < 0) | |
53085402 | 1522 | dev_err(tplg->dev, "ASoC: failed to create new widgets %d\n", ret); |
8a978234 | 1523 | |
b784617a | 1524 | return ret; |
8a978234 LG |
1525 | } |
1526 | ||
ff922622 AS |
1527 | static int set_stream_info(struct soc_tplg *tplg, struct snd_soc_pcm_stream *stream, |
1528 | struct snd_soc_tplg_stream_caps *caps) | |
b6b6e4d6 | 1529 | { |
ff922622 | 1530 | stream->stream_name = devm_kstrdup(tplg->dev, caps->name, GFP_KERNEL); |
abc3caac AS |
1531 | if (!stream->stream_name) |
1532 | return -ENOMEM; | |
1533 | ||
5aebe7c7 PLB |
1534 | stream->channels_min = le32_to_cpu(caps->channels_min); |
1535 | stream->channels_max = le32_to_cpu(caps->channels_max); | |
1536 | stream->rates = le32_to_cpu(caps->rates); | |
1537 | stream->rate_min = le32_to_cpu(caps->rate_min); | |
1538 | stream->rate_max = le32_to_cpu(caps->rate_max); | |
1539 | stream->formats = le64_to_cpu(caps->formats); | |
1540 | stream->sig_bits = le32_to_cpu(caps->sig_bits); | |
abc3caac AS |
1541 | |
1542 | return 0; | |
b6b6e4d6 ML |
1543 | } |
1544 | ||
0038be9a ML |
1545 | static void set_dai_flags(struct snd_soc_dai_driver *dai_drv, |
1546 | unsigned int flag_mask, unsigned int flags) | |
1547 | { | |
1548 | if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES) | |
f14654dd | 1549 | dai_drv->symmetric_rate = |
47108a61 | 1550 | (flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES) ? 1 : 0; |
0038be9a ML |
1551 | |
1552 | if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS) | |
1553 | dai_drv->symmetric_channels = | |
47108a61 | 1554 | (flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS) ? |
0038be9a ML |
1555 | 1 : 0; |
1556 | ||
1557 | if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS) | |
f14654dd | 1558 | dai_drv->symmetric_sample_bits = |
47108a61 | 1559 | (flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS) ? |
0038be9a ML |
1560 | 1 : 0; |
1561 | } | |
1562 | ||
80585b0c KM |
1563 | static const struct snd_soc_dai_ops tplg_dai_ops = { |
1564 | .compress_new = snd_soc_new_compress, | |
1565 | }; | |
1566 | ||
64527e8a ML |
1567 | static int soc_tplg_dai_create(struct soc_tplg *tplg, |
1568 | struct snd_soc_tplg_pcm *pcm) | |
1569 | { | |
1570 | struct snd_soc_dai_driver *dai_drv; | |
1571 | struct snd_soc_pcm_stream *stream; | |
1572 | struct snd_soc_tplg_stream_caps *caps; | |
e443c205 KM |
1573 | struct snd_soc_dai *dai; |
1574 | struct snd_soc_dapm_context *dapm = | |
1575 | snd_soc_component_get_dapm(tplg->comp); | |
64527e8a ML |
1576 | int ret; |
1577 | ||
ff922622 | 1578 | dai_drv = devm_kzalloc(tplg->dev, sizeof(struct snd_soc_dai_driver), GFP_KERNEL); |
64527e8a ML |
1579 | if (dai_drv == NULL) |
1580 | return -ENOMEM; | |
1581 | ||
abc3caac | 1582 | if (strlen(pcm->dai_name)) { |
ff922622 | 1583 | dai_drv->name = devm_kstrdup(tplg->dev, pcm->dai_name, GFP_KERNEL); |
abc3caac AS |
1584 | if (!dai_drv->name) { |
1585 | ret = -ENOMEM; | |
1586 | goto err; | |
1587 | } | |
1588 | } | |
5aebe7c7 | 1589 | dai_drv->id = le32_to_cpu(pcm->dai_id); |
64527e8a ML |
1590 | |
1591 | if (pcm->playback) { | |
1592 | stream = &dai_drv->playback; | |
1593 | caps = &pcm->caps[SND_SOC_TPLG_STREAM_PLAYBACK]; | |
ff922622 | 1594 | ret = set_stream_info(tplg, stream, caps); |
abc3caac AS |
1595 | if (ret < 0) |
1596 | goto err; | |
64527e8a ML |
1597 | } |
1598 | ||
1599 | if (pcm->capture) { | |
1600 | stream = &dai_drv->capture; | |
1601 | caps = &pcm->caps[SND_SOC_TPLG_STREAM_CAPTURE]; | |
ff922622 | 1602 | ret = set_stream_info(tplg, stream, caps); |
abc3caac AS |
1603 | if (ret < 0) |
1604 | goto err; | |
64527e8a ML |
1605 | } |
1606 | ||
5db6aab6 | 1607 | if (pcm->compress) |
80585b0c | 1608 | dai_drv->ops = &tplg_dai_ops; |
5db6aab6 | 1609 | |
64527e8a | 1610 | /* pass control to component driver for optional further init */ |
c60b613a | 1611 | ret = soc_tplg_dai_load(tplg, dai_drv, pcm, NULL); |
64527e8a | 1612 | if (ret < 0) { |
e59db12b | 1613 | dev_err(tplg->dev, "ASoC: DAI loading failed\n"); |
abc3caac | 1614 | goto err; |
64527e8a ML |
1615 | } |
1616 | ||
1617 | dai_drv->dobj.index = tplg->index; | |
64527e8a | 1618 | dai_drv->dobj.type = SND_SOC_DOBJ_PCM; |
31e92739 AS |
1619 | if (tplg->ops) |
1620 | dai_drv->dobj.unload = tplg->ops->dai_unload; | |
64527e8a ML |
1621 | list_add(&dai_drv->dobj.list, &tplg->comp->dobj_list); |
1622 | ||
1623 | /* register the DAI to the component */ | |
fc4cb1e1 | 1624 | dai = snd_soc_register_dai(tplg->comp, dai_drv, false); |
e443c205 KM |
1625 | if (!dai) |
1626 | return -ENOMEM; | |
1627 | ||
1628 | /* Create the DAI widgets here */ | |
1629 | ret = snd_soc_dapm_new_dai_widgets(dapm, dai); | |
1630 | if (ret != 0) { | |
1631 | dev_err(dai->dev, "Failed to create DAI widgets %d\n", ret); | |
fc4cb1e1 | 1632 | snd_soc_unregister_dai(dai); |
e443c205 KM |
1633 | return ret; |
1634 | } | |
1635 | ||
abc3caac AS |
1636 | return 0; |
1637 | ||
1638 | err: | |
e443c205 | 1639 | return ret; |
64527e8a ML |
1640 | } |
1641 | ||
717a8e72 ML |
1642 | static void set_link_flags(struct snd_soc_dai_link *link, |
1643 | unsigned int flag_mask, unsigned int flags) | |
1644 | { | |
1645 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES) | |
f14654dd | 1646 | link->symmetric_rate = |
47108a61 | 1647 | (flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES) ? 1 : 0; |
717a8e72 ML |
1648 | |
1649 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS) | |
1650 | link->symmetric_channels = | |
47108a61 | 1651 | (flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS) ? |
717a8e72 ML |
1652 | 1 : 0; |
1653 | ||
1654 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS) | |
f14654dd | 1655 | link->symmetric_sample_bits = |
47108a61 | 1656 | (flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS) ? |
717a8e72 | 1657 | 1 : 0; |
6ff67cca ML |
1658 | |
1659 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP) | |
1660 | link->ignore_suspend = | |
47108a61 PLB |
1661 | (flags & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP) ? |
1662 | 1 : 0; | |
717a8e72 ML |
1663 | } |
1664 | ||
67d1c21e | 1665 | /* create the FE DAI link */ |
ab4bc5ee | 1666 | static int soc_tplg_fe_link_create(struct soc_tplg *tplg, |
acfc7d46 ML |
1667 | struct snd_soc_tplg_pcm *pcm) |
1668 | { | |
1669 | struct snd_soc_dai_link *link; | |
23b946ce | 1670 | struct snd_soc_dai_link_component *dlc; |
acfc7d46 ML |
1671 | int ret; |
1672 | ||
6a7c51b4 KM |
1673 | /* link + cpu + codec + platform */ |
1674 | link = devm_kzalloc(tplg->dev, sizeof(*link) + (3 * sizeof(*dlc)), GFP_KERNEL); | |
acfc7d46 ML |
1675 | if (link == NULL) |
1676 | return -ENOMEM; | |
1677 | ||
23b946ce KM |
1678 | dlc = (struct snd_soc_dai_link_component *)(link + 1); |
1679 | ||
1680 | link->cpus = &dlc[0]; | |
23b946ce | 1681 | link->num_cpus = 1; |
23b946ce | 1682 | |
8ce1cbd6 | 1683 | link->dobj.index = tplg->index; |
8ce1cbd6 | 1684 | link->dobj.type = SND_SOC_DOBJ_DAI_LINK; |
31e92739 AS |
1685 | if (tplg->ops) |
1686 | link->dobj.unload = tplg->ops->link_unload; | |
8ce1cbd6 | 1687 | |
8f27c4ab | 1688 | if (strlen(pcm->pcm_name)) { |
ff922622 AS |
1689 | link->name = devm_kstrdup(tplg->dev, pcm->pcm_name, GFP_KERNEL); |
1690 | link->stream_name = devm_kstrdup(tplg->dev, pcm->pcm_name, GFP_KERNEL); | |
abc3caac AS |
1691 | if (!link->name || !link->stream_name) { |
1692 | ret = -ENOMEM; | |
1693 | goto err; | |
1694 | } | |
8f27c4ab | 1695 | } |
5aebe7c7 | 1696 | link->id = le32_to_cpu(pcm->pcm_id); |
acfc7d46 | 1697 | |
abc3caac | 1698 | if (strlen(pcm->dai_name)) { |
ff922622 | 1699 | link->cpus->dai_name = devm_kstrdup(tplg->dev, pcm->dai_name, GFP_KERNEL); |
abc3caac AS |
1700 | if (!link->cpus->dai_name) { |
1701 | ret = -ENOMEM; | |
1702 | goto err; | |
1703 | } | |
1704 | } | |
8f27c4ab | 1705 | |
6a7c51b4 | 1706 | /* |
5a7bec81 KM |
1707 | * Many topology are assuming link has Codec / Platform, and |
1708 | * these might be overwritten at soc_tplg_dai_link_load(). | |
8bfbdb18 | 1709 | * Don't use &snd_soc_dummy_dlc here. |
6a7c51b4 | 1710 | */ |
8bfbdb18 | 1711 | link->codecs = &dlc[1]; /* Don't use &snd_soc_dummy_dlc here */ |
5a7bec81 KM |
1712 | link->codecs->name = "snd-soc-dummy"; |
1713 | link->codecs->dai_name = "snd-soc-dummy-dai"; | |
1714 | link->num_codecs = 1; | |
1715 | ||
8bfbdb18 | 1716 | link->platforms = &dlc[2]; /* Don't use &snd_soc_dummy_dlc here */ |
5a7bec81 KM |
1717 | link->platforms->name = "snd-soc-dummy"; |
1718 | link->num_platforms = 1; | |
6a7c51b4 | 1719 | |
67d1c21e GS |
1720 | /* enable DPCM */ |
1721 | link->dynamic = 1; | |
c403dcd8 | 1722 | link->ignore_pmdown_time = 1; |
5aebe7c7 PLB |
1723 | link->dpcm_playback = le32_to_cpu(pcm->playback); |
1724 | link->dpcm_capture = le32_to_cpu(pcm->capture); | |
717a8e72 | 1725 | if (pcm->flag_mask) |
5aebe7c7 PLB |
1726 | set_link_flags(link, |
1727 | le32_to_cpu(pcm->flag_mask), | |
1728 | le32_to_cpu(pcm->flags)); | |
67d1c21e | 1729 | |
acfc7d46 | 1730 | /* pass control to component driver for optional further init */ |
c60b613a | 1731 | ret = soc_tplg_dai_link_load(tplg, link, NULL); |
acfc7d46 | 1732 | if (ret < 0) { |
e59db12b | 1733 | dev_err(tplg->dev, "ASoC: FE link loading failed\n"); |
76d27036 DT |
1734 | goto err; |
1735 | } | |
1736 | ||
ffaf886e | 1737 | ret = snd_soc_add_pcm_runtimes(tplg->comp->card, link, 1); |
76d27036 | 1738 | if (ret < 0) { |
b6c3bdda JH |
1739 | if (ret != -EPROBE_DEFER) |
1740 | dev_err(tplg->dev, "ASoC: adding FE link failed\n"); | |
76d27036 | 1741 | goto err; |
acfc7d46 ML |
1742 | } |
1743 | ||
acfc7d46 ML |
1744 | list_add(&link->dobj.list, &tplg->comp->dobj_list); |
1745 | ||
acfc7d46 | 1746 | return 0; |
76d27036 | 1747 | err: |
76d27036 | 1748 | return ret; |
acfc7d46 ML |
1749 | } |
1750 | ||
1751 | /* create a FE DAI and DAI link from the PCM object */ | |
64527e8a ML |
1752 | static int soc_tplg_pcm_create(struct soc_tplg *tplg, |
1753 | struct snd_soc_tplg_pcm *pcm) | |
1754 | { | |
acfc7d46 ML |
1755 | int ret; |
1756 | ||
1757 | ret = soc_tplg_dai_create(tplg, pcm); | |
1758 | if (ret < 0) | |
1759 | return ret; | |
1760 | ||
ab4bc5ee | 1761 | return soc_tplg_fe_link_create(tplg, pcm); |
64527e8a ML |
1762 | } |
1763 | ||
55726dc9 ML |
1764 | /* copy stream caps from the old version 4 of source */ |
1765 | static void stream_caps_new_ver(struct snd_soc_tplg_stream_caps *dest, | |
1766 | struct snd_soc_tplg_stream_caps_v4 *src) | |
1767 | { | |
5aebe7c7 | 1768 | dest->size = cpu_to_le32(sizeof(*dest)); |
55726dc9 ML |
1769 | memcpy(dest->name, src->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); |
1770 | dest->formats = src->formats; | |
1771 | dest->rates = src->rates; | |
1772 | dest->rate_min = src->rate_min; | |
1773 | dest->rate_max = src->rate_max; | |
1774 | dest->channels_min = src->channels_min; | |
1775 | dest->channels_max = src->channels_max; | |
1776 | dest->periods_min = src->periods_min; | |
1777 | dest->periods_max = src->periods_max; | |
1778 | dest->period_size_min = src->period_size_min; | |
1779 | dest->period_size_max = src->period_size_max; | |
1780 | dest->buffer_size_min = src->buffer_size_min; | |
1781 | dest->buffer_size_max = src->buffer_size_max; | |
1782 | } | |
1783 | ||
1784 | /** | |
1785 | * pcm_new_ver - Create the new version of PCM from the old version. | |
1786 | * @tplg: topology context | |
1787 | * @src: older version of pcm as a source | |
1788 | * @pcm: latest version of pcm created from the source | |
1789 | * | |
ce1f2571 | 1790 | * Support from version 4. User should free the returned pcm manually. |
55726dc9 ML |
1791 | */ |
1792 | static int pcm_new_ver(struct soc_tplg *tplg, | |
1793 | struct snd_soc_tplg_pcm *src, | |
1794 | struct snd_soc_tplg_pcm **pcm) | |
1795 | { | |
1796 | struct snd_soc_tplg_pcm *dest; | |
1797 | struct snd_soc_tplg_pcm_v4 *src_v4; | |
1798 | int i; | |
1799 | ||
1800 | *pcm = NULL; | |
1801 | ||
5aebe7c7 | 1802 | if (le32_to_cpu(src->size) != sizeof(*src_v4)) { |
55726dc9 ML |
1803 | dev_err(tplg->dev, "ASoC: invalid PCM size\n"); |
1804 | return -EINVAL; | |
1805 | } | |
1806 | ||
1807 | dev_warn(tplg->dev, "ASoC: old version of PCM\n"); | |
1808 | src_v4 = (struct snd_soc_tplg_pcm_v4 *)src; | |
1809 | dest = kzalloc(sizeof(*dest), GFP_KERNEL); | |
1810 | if (!dest) | |
1811 | return -ENOMEM; | |
1812 | ||
5aebe7c7 | 1813 | dest->size = cpu_to_le32(sizeof(*dest)); /* size of latest abi version */ |
55726dc9 ML |
1814 | memcpy(dest->pcm_name, src_v4->pcm_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); |
1815 | memcpy(dest->dai_name, src_v4->dai_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); | |
1816 | dest->pcm_id = src_v4->pcm_id; | |
1817 | dest->dai_id = src_v4->dai_id; | |
1818 | dest->playback = src_v4->playback; | |
1819 | dest->capture = src_v4->capture; | |
1820 | dest->compress = src_v4->compress; | |
1821 | dest->num_streams = src_v4->num_streams; | |
5aebe7c7 | 1822 | for (i = 0; i < le32_to_cpu(dest->num_streams); i++) |
55726dc9 ML |
1823 | memcpy(&dest->stream[i], &src_v4->stream[i], |
1824 | sizeof(struct snd_soc_tplg_stream)); | |
1825 | ||
1826 | for (i = 0; i < 2; i++) | |
1827 | stream_caps_new_ver(&dest->caps[i], &src_v4->caps[i]); | |
1828 | ||
1829 | *pcm = dest; | |
1830 | return 0; | |
1831 | } | |
1832 | ||
64527e8a | 1833 | static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg, |
8a978234 LG |
1834 | struct snd_soc_tplg_hdr *hdr) |
1835 | { | |
55726dc9 | 1836 | struct snd_soc_tplg_pcm *pcm, *_pcm; |
5aebe7c7 PLB |
1837 | int count; |
1838 | int size; | |
fd340455 | 1839 | int i; |
55726dc9 | 1840 | bool abi_match; |
a3039aef | 1841 | int ret; |
8a978234 | 1842 | |
5aebe7c7 PLB |
1843 | count = le32_to_cpu(hdr->count); |
1844 | ||
55726dc9 ML |
1845 | /* check the element size and count */ |
1846 | pcm = (struct snd_soc_tplg_pcm *)tplg->pos; | |
5aebe7c7 PLB |
1847 | size = le32_to_cpu(pcm->size); |
1848 | if (size > sizeof(struct snd_soc_tplg_pcm) | |
1849 | || size < sizeof(struct snd_soc_tplg_pcm_v4)) { | |
55726dc9 | 1850 | dev_err(tplg->dev, "ASoC: invalid size %d for PCM elems\n", |
5aebe7c7 | 1851 | size); |
55726dc9 ML |
1852 | return -EINVAL; |
1853 | } | |
1854 | ||
8a978234 | 1855 | if (soc_tplg_check_elem_count(tplg, |
5aebe7c7 PLB |
1856 | size, count, |
1857 | le32_to_cpu(hdr->payload_size), | |
3ce57f22 | 1858 | "PCM DAI")) |
8a978234 | 1859 | return -EINVAL; |
8a978234 | 1860 | |
64527e8a | 1861 | for (i = 0; i < count; i++) { |
55726dc9 | 1862 | pcm = (struct snd_soc_tplg_pcm *)tplg->pos; |
5aebe7c7 | 1863 | size = le32_to_cpu(pcm->size); |
55726dc9 ML |
1864 | |
1865 | /* check ABI version by size, create a new version of pcm | |
1866 | * if abi not match. | |
1867 | */ | |
5aebe7c7 | 1868 | if (size == sizeof(*pcm)) { |
55726dc9 ML |
1869 | abi_match = true; |
1870 | _pcm = pcm; | |
1871 | } else { | |
1872 | abi_match = false; | |
b3677fc3 AS |
1873 | ret = pcm_new_ver(tplg, pcm, &_pcm); |
1874 | if (ret < 0) | |
1875 | return ret; | |
06eb49f7 ML |
1876 | } |
1877 | ||
55726dc9 | 1878 | /* create the FE DAIs and DAI links */ |
a3039aef DT |
1879 | ret = soc_tplg_pcm_create(tplg, _pcm); |
1880 | if (ret < 0) { | |
1881 | if (!abi_match) | |
1882 | kfree(_pcm); | |
1883 | return ret; | |
1884 | } | |
55726dc9 | 1885 | |
717a8e72 ML |
1886 | /* offset by version-specific struct size and |
1887 | * real priv data size | |
1888 | */ | |
5aebe7c7 | 1889 | tplg->pos += size + le32_to_cpu(_pcm->priv.size); |
717a8e72 | 1890 | |
55726dc9 ML |
1891 | if (!abi_match) |
1892 | kfree(_pcm); /* free the duplicated one */ | |
64527e8a ML |
1893 | } |
1894 | ||
8a978234 | 1895 | dev_dbg(tplg->dev, "ASoC: adding %d PCM DAIs\n", count); |
8a978234 | 1896 | |
8a978234 | 1897 | return 0; |
8a978234 LG |
1898 | } |
1899 | ||
593d9e52 ML |
1900 | /** |
1901 | * set_link_hw_format - Set the HW audio format of the physical DAI link. | |
8abab35f | 1902 | * @link: &snd_soc_dai_link which should be updated |
593d9e52 ML |
1903 | * @cfg: physical link configs. |
1904 | * | |
1905 | * Topology context contains a list of supported HW formats (configs) and | |
1906 | * a default format ID for the physical link. This function will use this | |
1907 | * default ID to choose the HW format to set the link's DAI format for init. | |
1908 | */ | |
1909 | static void set_link_hw_format(struct snd_soc_dai_link *link, | |
1910 | struct snd_soc_tplg_link_config *cfg) | |
1911 | { | |
1912 | struct snd_soc_tplg_hw_config *hw_config; | |
f026c123 | 1913 | unsigned char bclk_provider, fsync_provider; |
593d9e52 ML |
1914 | unsigned char invert_bclk, invert_fsync; |
1915 | int i; | |
1916 | ||
5aebe7c7 | 1917 | for (i = 0; i < le32_to_cpu(cfg->num_hw_configs); i++) { |
593d9e52 ML |
1918 | hw_config = &cfg->hw_config[i]; |
1919 | if (hw_config->id != cfg->default_hw_config_id) | |
1920 | continue; | |
1921 | ||
5aebe7c7 PLB |
1922 | link->dai_fmt = le32_to_cpu(hw_config->fmt) & |
1923 | SND_SOC_DAIFMT_FORMAT_MASK; | |
593d9e52 | 1924 | |
933e1c4a | 1925 | /* clock gating */ |
fbeabd09 KM |
1926 | switch (hw_config->clock_gated) { |
1927 | case SND_SOC_TPLG_DAI_CLK_GATE_GATED: | |
933e1c4a | 1928 | link->dai_fmt |= SND_SOC_DAIFMT_GATED; |
fbeabd09 KM |
1929 | break; |
1930 | ||
1931 | case SND_SOC_TPLG_DAI_CLK_GATE_CONT: | |
933e1c4a | 1932 | link->dai_fmt |= SND_SOC_DAIFMT_CONT; |
fbeabd09 KM |
1933 | break; |
1934 | ||
1935 | default: | |
1936 | /* ignore the value */ | |
1937 | break; | |
1938 | } | |
933e1c4a | 1939 | |
593d9e52 ML |
1940 | /* clock signal polarity */ |
1941 | invert_bclk = hw_config->invert_bclk; | |
1942 | invert_fsync = hw_config->invert_fsync; | |
1943 | if (!invert_bclk && !invert_fsync) | |
1944 | link->dai_fmt |= SND_SOC_DAIFMT_NB_NF; | |
1945 | else if (!invert_bclk && invert_fsync) | |
1946 | link->dai_fmt |= SND_SOC_DAIFMT_NB_IF; | |
1947 | else if (invert_bclk && !invert_fsync) | |
1948 | link->dai_fmt |= SND_SOC_DAIFMT_IB_NF; | |
1949 | else | |
1950 | link->dai_fmt |= SND_SOC_DAIFMT_IB_IF; | |
1951 | ||
1952 | /* clock masters */ | |
f026c123 PLB |
1953 | bclk_provider = (hw_config->bclk_provider == |
1954 | SND_SOC_TPLG_BCLK_CP); | |
1955 | fsync_provider = (hw_config->fsync_provider == | |
1956 | SND_SOC_TPLG_FSYNC_CP); | |
1957 | if (bclk_provider && fsync_provider) | |
1958 | link->dai_fmt |= SND_SOC_DAIFMT_CBP_CFP; | |
1959 | else if (!bclk_provider && fsync_provider) | |
1960 | link->dai_fmt |= SND_SOC_DAIFMT_CBC_CFP; | |
1961 | else if (bclk_provider && !fsync_provider) | |
1962 | link->dai_fmt |= SND_SOC_DAIFMT_CBP_CFC; | |
593d9e52 | 1963 | else |
f026c123 | 1964 | link->dai_fmt |= SND_SOC_DAIFMT_CBC_CFC; |
593d9e52 ML |
1965 | } |
1966 | } | |
1967 | ||
1968 | /** | |
1969 | * link_new_ver - Create a new physical link config from the old | |
1970 | * version of source. | |
8abab35f | 1971 | * @tplg: topology context |
593d9e52 ML |
1972 | * @src: old version of phyical link config as a source |
1973 | * @link: latest version of physical link config created from the source | |
1974 | * | |
ce1f2571 | 1975 | * Support from version 4. User need free the returned link config manually. |
593d9e52 ML |
1976 | */ |
1977 | static int link_new_ver(struct soc_tplg *tplg, | |
1978 | struct snd_soc_tplg_link_config *src, | |
1979 | struct snd_soc_tplg_link_config **link) | |
1980 | { | |
1981 | struct snd_soc_tplg_link_config *dest; | |
1982 | struct snd_soc_tplg_link_config_v4 *src_v4; | |
1983 | int i; | |
1984 | ||
1985 | *link = NULL; | |
1986 | ||
5aebe7c7 PLB |
1987 | if (le32_to_cpu(src->size) != |
1988 | sizeof(struct snd_soc_tplg_link_config_v4)) { | |
593d9e52 ML |
1989 | dev_err(tplg->dev, "ASoC: invalid physical link config size\n"); |
1990 | return -EINVAL; | |
1991 | } | |
1992 | ||
1993 | dev_warn(tplg->dev, "ASoC: old version of physical link config\n"); | |
1994 | ||
1995 | src_v4 = (struct snd_soc_tplg_link_config_v4 *)src; | |
1996 | dest = kzalloc(sizeof(*dest), GFP_KERNEL); | |
1997 | if (!dest) | |
1998 | return -ENOMEM; | |
1999 | ||
5aebe7c7 | 2000 | dest->size = cpu_to_le32(sizeof(*dest)); |
593d9e52 ML |
2001 | dest->id = src_v4->id; |
2002 | dest->num_streams = src_v4->num_streams; | |
5aebe7c7 | 2003 | for (i = 0; i < le32_to_cpu(dest->num_streams); i++) |
593d9e52 ML |
2004 | memcpy(&dest->stream[i], &src_v4->stream[i], |
2005 | sizeof(struct snd_soc_tplg_stream)); | |
2006 | ||
2007 | *link = dest; | |
2008 | return 0; | |
2009 | } | |
2010 | ||
d6f31e0e KM |
2011 | /** |
2012 | * snd_soc_find_dai_link - Find a DAI link | |
2013 | * | |
2014 | * @card: soc card | |
2015 | * @id: DAI link ID to match | |
2016 | * @name: DAI link name to match, optional | |
2017 | * @stream_name: DAI link stream name to match, optional | |
2018 | * | |
2019 | * This function will search all existing DAI links of the soc card to | |
2020 | * find the link of the same ID. Since DAI links may not have their | |
2021 | * unique ID, so name and stream name should also match if being | |
2022 | * specified. | |
2023 | * | |
2024 | * Return: pointer of DAI link, or NULL if not found. | |
2025 | */ | |
2026 | static struct snd_soc_dai_link *snd_soc_find_dai_link(struct snd_soc_card *card, | |
2027 | int id, const char *name, | |
2028 | const char *stream_name) | |
2029 | { | |
2030 | struct snd_soc_pcm_runtime *rtd; | |
d6f31e0e KM |
2031 | |
2032 | for_each_card_rtds(card, rtd) { | |
b81e8efa | 2033 | struct snd_soc_dai_link *link = rtd->dai_link; |
d6f31e0e KM |
2034 | |
2035 | if (link->id != id) | |
2036 | continue; | |
2037 | ||
e018e0b3 | 2038 | if (name && (!link->name || !strstr(link->name, name))) |
d6f31e0e KM |
2039 | continue; |
2040 | ||
e018e0b3 RS |
2041 | if (stream_name && (!link->stream_name || |
2042 | !strstr(link->stream_name, stream_name))) | |
d6f31e0e KM |
2043 | continue; |
2044 | ||
2045 | return link; | |
2046 | } | |
2047 | ||
2048 | return NULL; | |
2049 | } | |
2050 | ||
593d9e52 ML |
2051 | /* Find and configure an existing physical DAI link */ |
2052 | static int soc_tplg_link_config(struct soc_tplg *tplg, | |
2053 | struct snd_soc_tplg_link_config *cfg) | |
2054 | { | |
2055 | struct snd_soc_dai_link *link; | |
2056 | const char *name, *stream_name; | |
dbab1cb8 | 2057 | size_t len; |
593d9e52 ML |
2058 | int ret; |
2059 | ||
dbab1cb8 ML |
2060 | len = strnlen(cfg->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); |
2061 | if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
2062 | return -EINVAL; | |
2063 | else if (len) | |
2064 | name = cfg->name; | |
2065 | else | |
2066 | name = NULL; | |
2067 | ||
2068 | len = strnlen(cfg->stream_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); | |
2069 | if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
2070 | return -EINVAL; | |
2071 | else if (len) | |
2072 | stream_name = cfg->stream_name; | |
2073 | else | |
2074 | stream_name = NULL; | |
593d9e52 | 2075 | |
5aebe7c7 | 2076 | link = snd_soc_find_dai_link(tplg->comp->card, le32_to_cpu(cfg->id), |
593d9e52 ML |
2077 | name, stream_name); |
2078 | if (!link) { | |
2079 | dev_err(tplg->dev, "ASoC: physical link %s (id %d) not exist\n", | |
2080 | name, cfg->id); | |
2081 | return -EINVAL; | |
2082 | } | |
2083 | ||
2084 | /* hw format */ | |
2085 | if (cfg->num_hw_configs) | |
2086 | set_link_hw_format(link, cfg); | |
2087 | ||
2088 | /* flags */ | |
2089 | if (cfg->flag_mask) | |
5aebe7c7 PLB |
2090 | set_link_flags(link, |
2091 | le32_to_cpu(cfg->flag_mask), | |
2092 | le32_to_cpu(cfg->flags)); | |
593d9e52 ML |
2093 | |
2094 | /* pass control to component driver for optional further init */ | |
c60b613a | 2095 | ret = soc_tplg_dai_link_load(tplg, link, cfg); |
593d9e52 ML |
2096 | if (ret < 0) { |
2097 | dev_err(tplg->dev, "ASoC: physical link loading failed\n"); | |
2098 | return ret; | |
2099 | } | |
2100 | ||
adfebb51 B |
2101 | /* for unloading it in snd_soc_tplg_component_remove */ |
2102 | link->dobj.index = tplg->index; | |
adfebb51 | 2103 | link->dobj.type = SND_SOC_DOBJ_BACKEND_LINK; |
31e92739 AS |
2104 | if (tplg->ops) |
2105 | link->dobj.unload = tplg->ops->link_unload; | |
adfebb51 B |
2106 | list_add(&link->dobj.list, &tplg->comp->dobj_list); |
2107 | ||
593d9e52 ML |
2108 | return 0; |
2109 | } | |
2110 | ||
2111 | ||
2112 | /* Load physical link config elements from the topology context */ | |
2113 | static int soc_tplg_link_elems_load(struct soc_tplg *tplg, | |
2114 | struct snd_soc_tplg_hdr *hdr) | |
2115 | { | |
2116 | struct snd_soc_tplg_link_config *link, *_link; | |
5aebe7c7 PLB |
2117 | int count; |
2118 | int size; | |
593d9e52 ML |
2119 | int i, ret; |
2120 | bool abi_match; | |
2121 | ||
5aebe7c7 PLB |
2122 | count = le32_to_cpu(hdr->count); |
2123 | ||
593d9e52 ML |
2124 | /* check the element size and count */ |
2125 | link = (struct snd_soc_tplg_link_config *)tplg->pos; | |
5aebe7c7 PLB |
2126 | size = le32_to_cpu(link->size); |
2127 | if (size > sizeof(struct snd_soc_tplg_link_config) | |
2128 | || size < sizeof(struct snd_soc_tplg_link_config_v4)) { | |
593d9e52 | 2129 | dev_err(tplg->dev, "ASoC: invalid size %d for physical link elems\n", |
5aebe7c7 | 2130 | size); |
593d9e52 ML |
2131 | return -EINVAL; |
2132 | } | |
2133 | ||
3ce57f22 | 2134 | if (soc_tplg_check_elem_count(tplg, size, count, |
5aebe7c7 | 2135 | le32_to_cpu(hdr->payload_size), |
3ce57f22 | 2136 | "physical link config")) |
593d9e52 | 2137 | return -EINVAL; |
593d9e52 ML |
2138 | |
2139 | /* config physical DAI links */ | |
2140 | for (i = 0; i < count; i++) { | |
2141 | link = (struct snd_soc_tplg_link_config *)tplg->pos; | |
5aebe7c7 PLB |
2142 | size = le32_to_cpu(link->size); |
2143 | if (size == sizeof(*link)) { | |
593d9e52 ML |
2144 | abi_match = true; |
2145 | _link = link; | |
2146 | } else { | |
2147 | abi_match = false; | |
2148 | ret = link_new_ver(tplg, link, &_link); | |
2149 | if (ret < 0) | |
2150 | return ret; | |
2151 | } | |
2152 | ||
2153 | ret = soc_tplg_link_config(tplg, _link); | |
2b2d5c4d DT |
2154 | if (ret < 0) { |
2155 | if (!abi_match) | |
2156 | kfree(_link); | |
593d9e52 | 2157 | return ret; |
2b2d5c4d | 2158 | } |
593d9e52 ML |
2159 | |
2160 | /* offset by version-specific struct size and | |
2161 | * real priv data size | |
2162 | */ | |
5aebe7c7 | 2163 | tplg->pos += size + le32_to_cpu(_link->priv.size); |
593d9e52 ML |
2164 | |
2165 | if (!abi_match) | |
2166 | kfree(_link); /* free the duplicated one */ | |
2167 | } | |
2168 | ||
2169 | return 0; | |
2170 | } | |
2171 | ||
9aa3f034 ML |
2172 | /** |
2173 | * soc_tplg_dai_config - Find and configure an existing physical DAI. | |
0038be9a | 2174 | * @tplg: topology context |
9aa3f034 | 2175 | * @d: physical DAI configs. |
0038be9a | 2176 | * |
9aa3f034 ML |
2177 | * The physical dai should already be registered by the platform driver. |
2178 | * The platform driver should specify the DAI name and ID for matching. | |
0038be9a | 2179 | */ |
9aa3f034 ML |
2180 | static int soc_tplg_dai_config(struct soc_tplg *tplg, |
2181 | struct snd_soc_tplg_dai *d) | |
0038be9a | 2182 | { |
5aebe7c7 | 2183 | struct snd_soc_dai_link_component dai_component; |
0038be9a ML |
2184 | struct snd_soc_dai *dai; |
2185 | struct snd_soc_dai_driver *dai_drv; | |
2186 | struct snd_soc_pcm_stream *stream; | |
2187 | struct snd_soc_tplg_stream_caps *caps; | |
2188 | int ret; | |
2189 | ||
5aebe7c7 PLB |
2190 | memset(&dai_component, 0, sizeof(dai_component)); |
2191 | ||
9aa3f034 | 2192 | dai_component.dai_name = d->dai_name; |
0038be9a ML |
2193 | dai = snd_soc_find_dai(&dai_component); |
2194 | if (!dai) { | |
9aa3f034 ML |
2195 | dev_err(tplg->dev, "ASoC: physical DAI %s not registered\n", |
2196 | d->dai_name); | |
0038be9a ML |
2197 | return -EINVAL; |
2198 | } | |
2199 | ||
5aebe7c7 | 2200 | if (le32_to_cpu(d->dai_id) != dai->id) { |
9aa3f034 ML |
2201 | dev_err(tplg->dev, "ASoC: physical DAI %s id mismatch\n", |
2202 | d->dai_name); | |
0038be9a ML |
2203 | return -EINVAL; |
2204 | } | |
2205 | ||
2206 | dai_drv = dai->driver; | |
2207 | if (!dai_drv) | |
2208 | return -EINVAL; | |
2209 | ||
9aa3f034 | 2210 | if (d->playback) { |
0038be9a | 2211 | stream = &dai_drv->playback; |
9aa3f034 | 2212 | caps = &d->caps[SND_SOC_TPLG_STREAM_PLAYBACK]; |
ff922622 | 2213 | ret = set_stream_info(tplg, stream, caps); |
abc3caac AS |
2214 | if (ret < 0) |
2215 | goto err; | |
0038be9a ML |
2216 | } |
2217 | ||
9aa3f034 | 2218 | if (d->capture) { |
0038be9a | 2219 | stream = &dai_drv->capture; |
9aa3f034 | 2220 | caps = &d->caps[SND_SOC_TPLG_STREAM_CAPTURE]; |
ff922622 | 2221 | ret = set_stream_info(tplg, stream, caps); |
abc3caac AS |
2222 | if (ret < 0) |
2223 | goto err; | |
0038be9a ML |
2224 | } |
2225 | ||
9aa3f034 | 2226 | if (d->flag_mask) |
5aebe7c7 PLB |
2227 | set_dai_flags(dai_drv, |
2228 | le32_to_cpu(d->flag_mask), | |
2229 | le32_to_cpu(d->flags)); | |
0038be9a ML |
2230 | |
2231 | /* pass control to component driver for optional further init */ | |
c60b613a | 2232 | ret = soc_tplg_dai_load(tplg, dai_drv, NULL, dai); |
0038be9a | 2233 | if (ret < 0) { |
e59db12b | 2234 | dev_err(tplg->dev, "ASoC: DAI loading failed\n"); |
abc3caac | 2235 | goto err; |
0038be9a ML |
2236 | } |
2237 | ||
2238 | return 0; | |
abc3caac AS |
2239 | |
2240 | err: | |
abc3caac | 2241 | return ret; |
0038be9a ML |
2242 | } |
2243 | ||
9aa3f034 ML |
2244 | /* load physical DAI elements */ |
2245 | static int soc_tplg_dai_elems_load(struct soc_tplg *tplg, | |
2246 | struct snd_soc_tplg_hdr *hdr) | |
0038be9a | 2247 | { |
5aebe7c7 | 2248 | int count; |
65a4cfdd | 2249 | int i; |
0038be9a | 2250 | |
5aebe7c7 PLB |
2251 | count = le32_to_cpu(hdr->count); |
2252 | ||
0038be9a ML |
2253 | /* config the existing BE DAIs */ |
2254 | for (i = 0; i < count; i++) { | |
65a4cfdd KM |
2255 | struct snd_soc_tplg_dai *dai = (struct snd_soc_tplg_dai *)tplg->pos; |
2256 | int ret; | |
2257 | ||
5aebe7c7 | 2258 | if (le32_to_cpu(dai->size) != sizeof(*dai)) { |
9aa3f034 | 2259 | dev_err(tplg->dev, "ASoC: invalid physical DAI size\n"); |
0038be9a ML |
2260 | return -EINVAL; |
2261 | } | |
2262 | ||
dd8e871d AS |
2263 | ret = soc_tplg_dai_config(tplg, dai); |
2264 | if (ret < 0) { | |
2265 | dev_err(tplg->dev, "ASoC: failed to configure DAI\n"); | |
2266 | return ret; | |
2267 | } | |
2268 | ||
5aebe7c7 | 2269 | tplg->pos += (sizeof(*dai) + le32_to_cpu(dai->priv.size)); |
0038be9a ML |
2270 | } |
2271 | ||
2272 | dev_dbg(tplg->dev, "ASoC: Configure %d BE DAIs\n", count); | |
2273 | return 0; | |
2274 | } | |
2275 | ||
583958fa ML |
2276 | /** |
2277 | * manifest_new_ver - Create a new version of manifest from the old version | |
2278 | * of source. | |
8abab35f | 2279 | * @tplg: topology context |
583958fa ML |
2280 | * @src: old version of manifest as a source |
2281 | * @manifest: latest version of manifest created from the source | |
2282 | * | |
ce1f2571 | 2283 | * Support from version 4. Users need free the returned manifest manually. |
583958fa ML |
2284 | */ |
2285 | static int manifest_new_ver(struct soc_tplg *tplg, | |
2286 | struct snd_soc_tplg_manifest *src, | |
2287 | struct snd_soc_tplg_manifest **manifest) | |
2288 | { | |
2289 | struct snd_soc_tplg_manifest *dest; | |
2290 | struct snd_soc_tplg_manifest_v4 *src_v4; | |
5aebe7c7 | 2291 | int size; |
583958fa ML |
2292 | |
2293 | *manifest = NULL; | |
2294 | ||
5aebe7c7 PLB |
2295 | size = le32_to_cpu(src->size); |
2296 | if (size != sizeof(*src_v4)) { | |
ac9391da | 2297 | dev_warn(tplg->dev, "ASoC: invalid manifest size %d\n", |
5aebe7c7 PLB |
2298 | size); |
2299 | if (size) | |
ac9391da | 2300 | return -EINVAL; |
5aebe7c7 | 2301 | src->size = cpu_to_le32(sizeof(*src_v4)); |
583958fa ML |
2302 | } |
2303 | ||
2304 | dev_warn(tplg->dev, "ASoC: old version of manifest\n"); | |
2305 | ||
2306 | src_v4 = (struct snd_soc_tplg_manifest_v4 *)src; | |
5aebe7c7 PLB |
2307 | dest = kzalloc(sizeof(*dest) + le32_to_cpu(src_v4->priv.size), |
2308 | GFP_KERNEL); | |
583958fa ML |
2309 | if (!dest) |
2310 | return -ENOMEM; | |
2311 | ||
5aebe7c7 | 2312 | dest->size = cpu_to_le32(sizeof(*dest)); /* size of latest abi version */ |
583958fa ML |
2313 | dest->control_elems = src_v4->control_elems; |
2314 | dest->widget_elems = src_v4->widget_elems; | |
2315 | dest->graph_elems = src_v4->graph_elems; | |
2316 | dest->pcm_elems = src_v4->pcm_elems; | |
2317 | dest->dai_link_elems = src_v4->dai_link_elems; | |
2318 | dest->priv.size = src_v4->priv.size; | |
2319 | if (dest->priv.size) | |
2320 | memcpy(dest->priv.data, src_v4->priv.data, | |
5aebe7c7 | 2321 | le32_to_cpu(src_v4->priv.size)); |
583958fa ML |
2322 | |
2323 | *manifest = dest; | |
2324 | return 0; | |
2325 | } | |
0038be9a | 2326 | |
8a978234 | 2327 | static int soc_tplg_manifest_load(struct soc_tplg *tplg, |
0038be9a | 2328 | struct snd_soc_tplg_hdr *hdr) |
8a978234 | 2329 | { |
583958fa ML |
2330 | struct snd_soc_tplg_manifest *manifest, *_manifest; |
2331 | bool abi_match; | |
242c46c0 | 2332 | int ret = 0; |
8a978234 | 2333 | |
8a978234 | 2334 | manifest = (struct snd_soc_tplg_manifest *)tplg->pos; |
06eb49f7 | 2335 | |
583958fa | 2336 | /* check ABI version by size, create a new manifest if abi not match */ |
5aebe7c7 | 2337 | if (le32_to_cpu(manifest->size) == sizeof(*manifest)) { |
583958fa ML |
2338 | abi_match = true; |
2339 | _manifest = manifest; | |
2340 | } else { | |
2341 | abi_match = false; | |
86e2d14b | 2342 | |
242c46c0 DT |
2343 | ret = manifest_new_ver(tplg, manifest, &_manifest); |
2344 | if (ret < 0) | |
2345 | return ret; | |
583958fa | 2346 | } |
8a978234 | 2347 | |
583958fa | 2348 | /* pass control to component driver for optional further init */ |
c42464a4 | 2349 | if (tplg->ops && tplg->ops->manifest) |
242c46c0 | 2350 | ret = tplg->ops->manifest(tplg->comp, tplg->index, _manifest); |
583958fa ML |
2351 | |
2352 | if (!abi_match) /* free the duplicated one */ | |
2353 | kfree(_manifest); | |
8a978234 | 2354 | |
242c46c0 | 2355 | return ret; |
8a978234 LG |
2356 | } |
2357 | ||
2358 | /* validate header magic, size and type */ | |
23e591dc | 2359 | static int soc_tplg_valid_header(struct soc_tplg *tplg, |
8a978234 LG |
2360 | struct snd_soc_tplg_hdr *hdr) |
2361 | { | |
5aebe7c7 | 2362 | if (le32_to_cpu(hdr->size) != sizeof(*hdr)) { |
06eb49f7 ML |
2363 | dev_err(tplg->dev, |
2364 | "ASoC: invalid header size for type %d at offset 0x%lx size 0x%zx.\n", | |
5aebe7c7 | 2365 | le32_to_cpu(hdr->type), soc_tplg_get_hdr_offset(tplg), |
06eb49f7 ML |
2366 | tplg->fw->size); |
2367 | return -EINVAL; | |
2368 | } | |
2369 | ||
c5d184c9 | 2370 | if (soc_tplg_get_hdr_offset(tplg) + le32_to_cpu(hdr->payload_size) >= tplg->fw->size) { |
86e2d14b CR |
2371 | dev_err(tplg->dev, |
2372 | "ASoC: invalid header of type %d at offset %ld payload_size %d\n", | |
2373 | le32_to_cpu(hdr->type), soc_tplg_get_hdr_offset(tplg), | |
2374 | hdr->payload_size); | |
2375 | return -EINVAL; | |
2376 | } | |
2377 | ||
8a978234 | 2378 | /* big endian firmware objects not supported atm */ |
26d87881 | 2379 | if (le32_to_cpu(hdr->magic) == SOC_TPLG_MAGIC_BIG_ENDIAN) { |
8a978234 LG |
2380 | dev_err(tplg->dev, |
2381 | "ASoC: pass %d big endian not supported header got %x at offset 0x%lx size 0x%zx.\n", | |
2382 | tplg->pass, hdr->magic, | |
2383 | soc_tplg_get_hdr_offset(tplg), tplg->fw->size); | |
2384 | return -EINVAL; | |
2385 | } | |
2386 | ||
5aebe7c7 | 2387 | if (le32_to_cpu(hdr->magic) != SND_SOC_TPLG_MAGIC) { |
8a978234 LG |
2388 | dev_err(tplg->dev, |
2389 | "ASoC: pass %d does not have a valid header got %x at offset 0x%lx size 0x%zx.\n", | |
2390 | tplg->pass, hdr->magic, | |
2391 | soc_tplg_get_hdr_offset(tplg), tplg->fw->size); | |
2392 | return -EINVAL; | |
2393 | } | |
2394 | ||
288b8da7 | 2395 | /* Support ABI from version 4 */ |
5aebe7c7 PLB |
2396 | if (le32_to_cpu(hdr->abi) > SND_SOC_TPLG_ABI_VERSION || |
2397 | le32_to_cpu(hdr->abi) < SND_SOC_TPLG_ABI_VERSION_MIN) { | |
8a978234 LG |
2398 | dev_err(tplg->dev, |
2399 | "ASoC: pass %d invalid ABI version got 0x%x need 0x%x at offset 0x%lx size 0x%zx.\n", | |
2400 | tplg->pass, hdr->abi, | |
2401 | SND_SOC_TPLG_ABI_VERSION, soc_tplg_get_hdr_offset(tplg), | |
2402 | tplg->fw->size); | |
2403 | return -EINVAL; | |
2404 | } | |
2405 | ||
2406 | if (hdr->payload_size == 0) { | |
2407 | dev_err(tplg->dev, "ASoC: header has 0 size at offset 0x%lx.\n", | |
2408 | soc_tplg_get_hdr_offset(tplg)); | |
2409 | return -EINVAL; | |
2410 | } | |
2411 | ||
d9b07b79 | 2412 | return 0; |
8a978234 LG |
2413 | } |
2414 | ||
2415 | /* check header type and call appropriate handler */ | |
2416 | static int soc_tplg_load_header(struct soc_tplg *tplg, | |
2417 | struct snd_soc_tplg_hdr *hdr) | |
2418 | { | |
82ed7418 KJ |
2419 | int (*elem_load)(struct soc_tplg *tplg, |
2420 | struct snd_soc_tplg_hdr *hdr); | |
2421 | unsigned int hdr_pass; | |
2422 | ||
8a978234 LG |
2423 | tplg->pos = tplg->hdr_pos + sizeof(struct snd_soc_tplg_hdr); |
2424 | ||
5aebe7c7 | 2425 | tplg->index = le32_to_cpu(hdr->index); |
8a978234 | 2426 | |
5aebe7c7 | 2427 | switch (le32_to_cpu(hdr->type)) { |
8a978234 LG |
2428 | case SND_SOC_TPLG_TYPE_MIXER: |
2429 | case SND_SOC_TPLG_TYPE_ENUM: | |
2430 | case SND_SOC_TPLG_TYPE_BYTES: | |
5e2cd47a | 2431 | hdr_pass = SOC_TPLG_PASS_CONTROL; |
82ed7418 KJ |
2432 | elem_load = soc_tplg_kcontrol_elems_load; |
2433 | break; | |
8a978234 | 2434 | case SND_SOC_TPLG_TYPE_DAPM_GRAPH: |
82ed7418 KJ |
2435 | hdr_pass = SOC_TPLG_PASS_GRAPH; |
2436 | elem_load = soc_tplg_dapm_graph_elems_load; | |
2437 | break; | |
8a978234 | 2438 | case SND_SOC_TPLG_TYPE_DAPM_WIDGET: |
82ed7418 KJ |
2439 | hdr_pass = SOC_TPLG_PASS_WIDGET; |
2440 | elem_load = soc_tplg_dapm_widget_elems_load; | |
2441 | break; | |
8a978234 | 2442 | case SND_SOC_TPLG_TYPE_PCM: |
82ed7418 KJ |
2443 | hdr_pass = SOC_TPLG_PASS_PCM_DAI; |
2444 | elem_load = soc_tplg_pcm_elems_load; | |
2445 | break; | |
3fbf7935 | 2446 | case SND_SOC_TPLG_TYPE_DAI: |
82ed7418 KJ |
2447 | hdr_pass = SOC_TPLG_PASS_BE_DAI; |
2448 | elem_load = soc_tplg_dai_elems_load; | |
2449 | break; | |
593d9e52 ML |
2450 | case SND_SOC_TPLG_TYPE_DAI_LINK: |
2451 | case SND_SOC_TPLG_TYPE_BACKEND_LINK: | |
2452 | /* physical link configurations */ | |
82ed7418 KJ |
2453 | hdr_pass = SOC_TPLG_PASS_LINK; |
2454 | elem_load = soc_tplg_link_elems_load; | |
2455 | break; | |
8a978234 | 2456 | case SND_SOC_TPLG_TYPE_MANIFEST: |
82ed7418 KJ |
2457 | hdr_pass = SOC_TPLG_PASS_MANIFEST; |
2458 | elem_load = soc_tplg_manifest_load; | |
2459 | break; | |
8a978234 LG |
2460 | default: |
2461 | /* bespoke vendor data object */ | |
82ed7418 KJ |
2462 | hdr_pass = SOC_TPLG_PASS_VENDOR; |
2463 | elem_load = soc_tplg_vendor_load; | |
2464 | break; | |
2465 | } | |
2466 | ||
2467 | if (tplg->pass == hdr_pass) { | |
2468 | dev_dbg(tplg->dev, | |
2469 | "ASoC: Got 0x%x bytes of type %d version %d vendor %d at pass %d\n", | |
2470 | hdr->payload_size, hdr->type, hdr->version, | |
2471 | hdr->vendor_type, tplg->pass); | |
2472 | return elem_load(tplg, hdr); | |
8a978234 LG |
2473 | } |
2474 | ||
2475 | return 0; | |
2476 | } | |
2477 | ||
2478 | /* process the topology file headers */ | |
2479 | static int soc_tplg_process_headers(struct soc_tplg *tplg) | |
2480 | { | |
8a978234 LG |
2481 | int ret; |
2482 | ||
8a978234 | 2483 | /* process the header types from start to end */ |
395f8fd6 | 2484 | for (tplg->pass = SOC_TPLG_PASS_START; tplg->pass <= SOC_TPLG_PASS_END; tplg->pass++) { |
f79e4b2a | 2485 | struct snd_soc_tplg_hdr *hdr; |
8a978234 LG |
2486 | |
2487 | tplg->hdr_pos = tplg->fw->data; | |
2488 | hdr = (struct snd_soc_tplg_hdr *)tplg->hdr_pos; | |
2489 | ||
2490 | while (!soc_tplg_is_eof(tplg)) { | |
2491 | ||
2492 | /* make sure header is valid before loading */ | |
23e591dc | 2493 | ret = soc_tplg_valid_header(tplg, hdr); |
f9d1fe7e | 2494 | if (ret < 0) |
8a978234 | 2495 | return ret; |
8a978234 LG |
2496 | |
2497 | /* load the header object */ | |
2498 | ret = soc_tplg_load_header(tplg, hdr); | |
8bf9475f | 2499 | if (ret < 0) { |
b6c3bdda JH |
2500 | if (ret != -EPROBE_DEFER) { |
2501 | dev_err(tplg->dev, | |
2502 | "ASoC: topology: could not load header: %d\n", | |
2503 | ret); | |
2504 | } | |
8a978234 | 2505 | return ret; |
8bf9475f | 2506 | } |
8a978234 LG |
2507 | |
2508 | /* goto next header */ | |
5aebe7c7 | 2509 | tplg->hdr_pos += le32_to_cpu(hdr->payload_size) + |
8a978234 LG |
2510 | sizeof(struct snd_soc_tplg_hdr); |
2511 | hdr = (struct snd_soc_tplg_hdr *)tplg->hdr_pos; | |
2512 | } | |
2513 | ||
8a978234 LG |
2514 | } |
2515 | ||
2516 | /* signal DAPM we are complete */ | |
2517 | ret = soc_tplg_dapm_complete(tplg); | |
8a978234 LG |
2518 | |
2519 | return ret; | |
2520 | } | |
2521 | ||
2522 | static int soc_tplg_load(struct soc_tplg *tplg) | |
2523 | { | |
2524 | int ret; | |
2525 | ||
2526 | ret = soc_tplg_process_headers(tplg); | |
2527 | if (ret == 0) | |
415717e1 | 2528 | return soc_tplg_complete(tplg); |
8a978234 LG |
2529 | |
2530 | return ret; | |
2531 | } | |
2532 | ||
2533 | /* load audio component topology from "firmware" file */ | |
2534 | int snd_soc_tplg_component_load(struct snd_soc_component *comp, | |
a5b8f71c | 2535 | struct snd_soc_tplg_ops *ops, const struct firmware *fw) |
8a978234 LG |
2536 | { |
2537 | struct soc_tplg tplg; | |
304017d3 | 2538 | int ret; |
8a978234 | 2539 | |
d40ab86f AS |
2540 | /* |
2541 | * check if we have sane parameters: | |
2542 | * comp - needs to exist to keep and reference data while parsing | |
d40ab86f | 2543 | * comp->card - used for setting card related parameters |
f714fbc1 | 2544 | * comp->card->dev - used for resource management and prints |
d40ab86f AS |
2545 | * fw - we need it, as it is the very thing we parse |
2546 | */ | |
f714fbc1 | 2547 | if (!comp || !comp->card || !comp->card->dev || !fw) |
c42464a4 | 2548 | return -EINVAL; |
8a978234 LG |
2549 | |
2550 | /* setup parsing context */ | |
2551 | memset(&tplg, 0, sizeof(tplg)); | |
2552 | tplg.fw = fw; | |
f714fbc1 | 2553 | tplg.dev = comp->card->dev; |
8a978234 | 2554 | tplg.comp = comp; |
9c88a983 AS |
2555 | if (ops) { |
2556 | tplg.ops = ops; | |
2557 | tplg.io_ops = ops->io_ops; | |
2558 | tplg.io_ops_count = ops->io_ops_count; | |
2559 | tplg.bytes_ext_ops = ops->bytes_ext_ops; | |
2560 | tplg.bytes_ext_ops_count = ops->bytes_ext_ops_count; | |
2561 | } | |
8a978234 | 2562 | |
304017d3 B |
2563 | ret = soc_tplg_load(&tplg); |
2564 | /* free the created components if fail to load topology */ | |
2565 | if (ret) | |
a5b8f71c | 2566 | snd_soc_tplg_component_remove(comp); |
304017d3 B |
2567 | |
2568 | return ret; | |
8a978234 LG |
2569 | } |
2570 | EXPORT_SYMBOL_GPL(snd_soc_tplg_component_load); | |
2571 | ||
8a978234 | 2572 | /* remove dynamic controls from the component driver */ |
a5b8f71c | 2573 | int snd_soc_tplg_component_remove(struct snd_soc_component *comp) |
8a978234 LG |
2574 | { |
2575 | struct snd_soc_dobj *dobj, *next_dobj; | |
395f8fd6 | 2576 | int pass; |
8a978234 LG |
2577 | |
2578 | /* process the header types from end to start */ | |
395f8fd6 | 2579 | for (pass = SOC_TPLG_PASS_END; pass >= SOC_TPLG_PASS_START; pass--) { |
8a978234 LG |
2580 | |
2581 | /* remove mixer controls */ | |
2582 | list_for_each_entry_safe(dobj, next_dobj, &comp->dobj_list, | |
2583 | list) { | |
2584 | ||
8a978234 | 2585 | switch (dobj->type) { |
8a978234 | 2586 | case SND_SOC_DOBJ_BYTES: |
fdfa3661 AS |
2587 | case SND_SOC_DOBJ_ENUM: |
2588 | case SND_SOC_DOBJ_MIXER: | |
2589 | soc_tplg_remove_kcontrol(comp, dobj, pass); | |
8a978234 | 2590 | break; |
7df04ea7 | 2591 | case SND_SOC_DOBJ_GRAPH: |
2abfd4bd | 2592 | soc_tplg_remove_route(comp, dobj, pass); |
7df04ea7 | 2593 | break; |
8a978234 | 2594 | case SND_SOC_DOBJ_WIDGET: |
2abfd4bd | 2595 | soc_tplg_remove_widget(comp, dobj, pass); |
8a978234 LG |
2596 | break; |
2597 | case SND_SOC_DOBJ_PCM: | |
2abfd4bd | 2598 | soc_tplg_remove_dai(comp, dobj, pass); |
8a978234 | 2599 | break; |
acfc7d46 | 2600 | case SND_SOC_DOBJ_DAI_LINK: |
2abfd4bd | 2601 | soc_tplg_remove_link(comp, dobj, pass); |
acfc7d46 | 2602 | break; |
adfebb51 B |
2603 | case SND_SOC_DOBJ_BACKEND_LINK: |
2604 | /* | |
2605 | * call link_unload ops if extra | |
2606 | * deinitialization is needed. | |
2607 | */ | |
2608 | remove_backend_link(comp, dobj, pass); | |
2609 | break; | |
8a978234 LG |
2610 | default: |
2611 | dev_err(comp->dev, "ASoC: invalid component type %d for removal\n", | |
2612 | dobj->type); | |
2613 | break; | |
2614 | } | |
2615 | } | |
8a978234 LG |
2616 | } |
2617 | ||
2618 | /* let caller know if FW can be freed when no objects are left */ | |
2619 | return !list_empty(&comp->dobj_list); | |
2620 | } | |
2621 | EXPORT_SYMBOL_GPL(snd_soc_tplg_component_remove); |