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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 | |
43 | #define SOC_TPLG_PASS_MIXER 2 | |
44 | #define SOC_TPLG_PASS_WIDGET 3 | |
1a8e7fab ML |
45 | #define SOC_TPLG_PASS_PCM_DAI 4 |
46 | #define SOC_TPLG_PASS_GRAPH 5 | |
47 | #define SOC_TPLG_PASS_PINS 6 | |
0038be9a | 48 | #define SOC_TPLG_PASS_BE_DAI 7 |
593d9e52 | 49 | #define SOC_TPLG_PASS_LINK 8 |
8a978234 LG |
50 | |
51 | #define SOC_TPLG_PASS_START SOC_TPLG_PASS_MANIFEST | |
593d9e52 | 52 | #define SOC_TPLG_PASS_END SOC_TPLG_PASS_LINK |
8a978234 | 53 | |
583958fa | 54 | /* topology context */ |
8a978234 LG |
55 | struct soc_tplg { |
56 | const struct firmware *fw; | |
57 | ||
58 | /* runtime FW parsing */ | |
59 | const u8 *pos; /* read postion */ | |
60 | const u8 *hdr_pos; /* header position */ | |
61 | unsigned int pass; /* pass number */ | |
62 | ||
63 | /* component caller */ | |
64 | struct device *dev; | |
65 | struct snd_soc_component *comp; | |
66 | u32 index; /* current block index */ | |
67 | u32 req_index; /* required index, only loaded/free matching blocks */ | |
68 | ||
88a17d8f | 69 | /* vendor specific kcontrol operations */ |
8a978234 LG |
70 | const struct snd_soc_tplg_kcontrol_ops *io_ops; |
71 | int io_ops_count; | |
72 | ||
1a3232d2 ML |
73 | /* vendor specific bytes ext handlers, for TLV bytes controls */ |
74 | const struct snd_soc_tplg_bytes_ext_ops *bytes_ext_ops; | |
75 | int bytes_ext_ops_count; | |
76 | ||
8a978234 LG |
77 | /* optional fw loading callbacks to component drivers */ |
78 | struct snd_soc_tplg_ops *ops; | |
79 | }; | |
80 | ||
81 | static int soc_tplg_process_headers(struct soc_tplg *tplg); | |
82 | static void soc_tplg_complete(struct soc_tplg *tplg); | |
83 | struct snd_soc_dapm_widget * | |
84 | snd_soc_dapm_new_control_unlocked(struct snd_soc_dapm_context *dapm, | |
85 | const struct snd_soc_dapm_widget *widget); | |
86 | struct snd_soc_dapm_widget * | |
87 | snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, | |
88 | const struct snd_soc_dapm_widget *widget); | |
89 | ||
90 | /* check we dont overflow the data for this control chunk */ | |
91 | static int soc_tplg_check_elem_count(struct soc_tplg *tplg, size_t elem_size, | |
92 | unsigned int count, size_t bytes, const char *elem_type) | |
93 | { | |
94 | const u8 *end = tplg->pos + elem_size * count; | |
95 | ||
96 | if (end > tplg->fw->data + tplg->fw->size) { | |
97 | dev_err(tplg->dev, "ASoC: %s overflow end of data\n", | |
98 | elem_type); | |
99 | return -EINVAL; | |
100 | } | |
101 | ||
102 | /* check there is enough room in chunk for control. | |
103 | extra bytes at the end of control are for vendor data here */ | |
104 | if (elem_size * count > bytes) { | |
105 | dev_err(tplg->dev, | |
106 | "ASoC: %s count %d of size %zu is bigger than chunk %zu\n", | |
107 | elem_type, count, elem_size, bytes); | |
108 | return -EINVAL; | |
109 | } | |
110 | ||
111 | return 0; | |
112 | } | |
113 | ||
114 | static inline int soc_tplg_is_eof(struct soc_tplg *tplg) | |
115 | { | |
116 | const u8 *end = tplg->hdr_pos; | |
117 | ||
118 | if (end >= tplg->fw->data + tplg->fw->size) | |
119 | return 1; | |
120 | return 0; | |
121 | } | |
122 | ||
123 | static inline unsigned long soc_tplg_get_hdr_offset(struct soc_tplg *tplg) | |
124 | { | |
125 | return (unsigned long)(tplg->hdr_pos - tplg->fw->data); | |
126 | } | |
127 | ||
128 | static inline unsigned long soc_tplg_get_offset(struct soc_tplg *tplg) | |
129 | { | |
130 | return (unsigned long)(tplg->pos - tplg->fw->data); | |
131 | } | |
132 | ||
133 | /* mapping of Kcontrol types and associated operations. */ | |
134 | static const struct snd_soc_tplg_kcontrol_ops io_ops[] = { | |
135 | {SND_SOC_TPLG_CTL_VOLSW, snd_soc_get_volsw, | |
136 | snd_soc_put_volsw, snd_soc_info_volsw}, | |
137 | {SND_SOC_TPLG_CTL_VOLSW_SX, snd_soc_get_volsw_sx, | |
138 | snd_soc_put_volsw_sx, NULL}, | |
139 | {SND_SOC_TPLG_CTL_ENUM, snd_soc_get_enum_double, | |
140 | snd_soc_put_enum_double, snd_soc_info_enum_double}, | |
141 | {SND_SOC_TPLG_CTL_ENUM_VALUE, snd_soc_get_enum_double, | |
142 | snd_soc_put_enum_double, NULL}, | |
143 | {SND_SOC_TPLG_CTL_BYTES, snd_soc_bytes_get, | |
144 | snd_soc_bytes_put, snd_soc_bytes_info}, | |
145 | {SND_SOC_TPLG_CTL_RANGE, snd_soc_get_volsw_range, | |
146 | snd_soc_put_volsw_range, snd_soc_info_volsw_range}, | |
147 | {SND_SOC_TPLG_CTL_VOLSW_XR_SX, snd_soc_get_xr_sx, | |
148 | snd_soc_put_xr_sx, snd_soc_info_xr_sx}, | |
149 | {SND_SOC_TPLG_CTL_STROBE, snd_soc_get_strobe, | |
150 | snd_soc_put_strobe, NULL}, | |
151 | {SND_SOC_TPLG_DAPM_CTL_VOLSW, snd_soc_dapm_get_volsw, | |
2c57d478 | 152 | snd_soc_dapm_put_volsw, snd_soc_info_volsw}, |
8a978234 LG |
153 | {SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE, snd_soc_dapm_get_enum_double, |
154 | snd_soc_dapm_put_enum_double, snd_soc_info_enum_double}, | |
155 | {SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT, snd_soc_dapm_get_enum_double, | |
156 | snd_soc_dapm_put_enum_double, NULL}, | |
157 | {SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE, snd_soc_dapm_get_enum_double, | |
158 | snd_soc_dapm_put_enum_double, NULL}, | |
159 | {SND_SOC_TPLG_DAPM_CTL_PIN, snd_soc_dapm_get_pin_switch, | |
160 | snd_soc_dapm_put_pin_switch, snd_soc_dapm_info_pin_switch}, | |
161 | }; | |
162 | ||
163 | struct soc_tplg_map { | |
164 | int uid; | |
165 | int kid; | |
166 | }; | |
167 | ||
168 | /* mapping of widget types from UAPI IDs to kernel IDs */ | |
169 | static const struct soc_tplg_map dapm_map[] = { | |
170 | {SND_SOC_TPLG_DAPM_INPUT, snd_soc_dapm_input}, | |
171 | {SND_SOC_TPLG_DAPM_OUTPUT, snd_soc_dapm_output}, | |
172 | {SND_SOC_TPLG_DAPM_MUX, snd_soc_dapm_mux}, | |
173 | {SND_SOC_TPLG_DAPM_MIXER, snd_soc_dapm_mixer}, | |
174 | {SND_SOC_TPLG_DAPM_PGA, snd_soc_dapm_pga}, | |
175 | {SND_SOC_TPLG_DAPM_OUT_DRV, snd_soc_dapm_out_drv}, | |
176 | {SND_SOC_TPLG_DAPM_ADC, snd_soc_dapm_adc}, | |
177 | {SND_SOC_TPLG_DAPM_DAC, snd_soc_dapm_dac}, | |
178 | {SND_SOC_TPLG_DAPM_SWITCH, snd_soc_dapm_switch}, | |
179 | {SND_SOC_TPLG_DAPM_PRE, snd_soc_dapm_pre}, | |
180 | {SND_SOC_TPLG_DAPM_POST, snd_soc_dapm_post}, | |
181 | {SND_SOC_TPLG_DAPM_AIF_IN, snd_soc_dapm_aif_in}, | |
182 | {SND_SOC_TPLG_DAPM_AIF_OUT, snd_soc_dapm_aif_out}, | |
183 | {SND_SOC_TPLG_DAPM_DAI_IN, snd_soc_dapm_dai_in}, | |
184 | {SND_SOC_TPLG_DAPM_DAI_OUT, snd_soc_dapm_dai_out}, | |
185 | {SND_SOC_TPLG_DAPM_DAI_LINK, snd_soc_dapm_dai_link}, | |
8a70b454 LG |
186 | {SND_SOC_TPLG_DAPM_BUFFER, snd_soc_dapm_buffer}, |
187 | {SND_SOC_TPLG_DAPM_SCHEDULER, snd_soc_dapm_scheduler}, | |
188 | {SND_SOC_TPLG_DAPM_EFFECT, snd_soc_dapm_effect}, | |
189 | {SND_SOC_TPLG_DAPM_SIGGEN, snd_soc_dapm_siggen}, | |
190 | {SND_SOC_TPLG_DAPM_SRC, snd_soc_dapm_src}, | |
191 | {SND_SOC_TPLG_DAPM_ASRC, snd_soc_dapm_asrc}, | |
192 | {SND_SOC_TPLG_DAPM_ENCODER, snd_soc_dapm_encoder}, | |
193 | {SND_SOC_TPLG_DAPM_DECODER, snd_soc_dapm_decoder}, | |
8a978234 LG |
194 | }; |
195 | ||
196 | static int tplc_chan_get_reg(struct soc_tplg *tplg, | |
197 | struct snd_soc_tplg_channel *chan, int map) | |
198 | { | |
199 | int i; | |
200 | ||
201 | for (i = 0; i < SND_SOC_TPLG_MAX_CHAN; i++) { | |
5aebe7c7 PLB |
202 | if (le32_to_cpu(chan[i].id) == map) |
203 | return le32_to_cpu(chan[i].reg); | |
8a978234 LG |
204 | } |
205 | ||
206 | return -EINVAL; | |
207 | } | |
208 | ||
209 | static int tplc_chan_get_shift(struct soc_tplg *tplg, | |
210 | struct snd_soc_tplg_channel *chan, int map) | |
211 | { | |
212 | int i; | |
213 | ||
214 | for (i = 0; i < SND_SOC_TPLG_MAX_CHAN; i++) { | |
5aebe7c7 PLB |
215 | if (le32_to_cpu(chan[i].id) == map) |
216 | return le32_to_cpu(chan[i].shift); | |
8a978234 LG |
217 | } |
218 | ||
219 | return -EINVAL; | |
220 | } | |
221 | ||
222 | static int get_widget_id(int tplg_type) | |
223 | { | |
224 | int i; | |
225 | ||
226 | for (i = 0; i < ARRAY_SIZE(dapm_map); i++) { | |
227 | if (tplg_type == dapm_map[i].uid) | |
228 | return dapm_map[i].kid; | |
229 | } | |
230 | ||
231 | return -EINVAL; | |
232 | } | |
233 | ||
8a978234 LG |
234 | static inline void soc_bind_err(struct soc_tplg *tplg, |
235 | struct snd_soc_tplg_ctl_hdr *hdr, int index) | |
236 | { | |
237 | dev_err(tplg->dev, | |
238 | "ASoC: invalid control type (g,p,i) %d:%d:%d index %d at 0x%lx\n", | |
239 | hdr->ops.get, hdr->ops.put, hdr->ops.info, index, | |
240 | soc_tplg_get_offset(tplg)); | |
241 | } | |
242 | ||
243 | static inline void soc_control_err(struct soc_tplg *tplg, | |
244 | struct snd_soc_tplg_ctl_hdr *hdr, const char *name) | |
245 | { | |
246 | dev_err(tplg->dev, | |
247 | "ASoC: no complete mixer IO handler for %s type (g,p,i) %d:%d:%d at 0x%lx\n", | |
248 | name, hdr->ops.get, hdr->ops.put, hdr->ops.info, | |
249 | soc_tplg_get_offset(tplg)); | |
250 | } | |
251 | ||
252 | /* pass vendor data to component driver for processing */ | |
253 | static int soc_tplg_vendor_load_(struct soc_tplg *tplg, | |
254 | struct snd_soc_tplg_hdr *hdr) | |
255 | { | |
256 | int ret = 0; | |
257 | ||
258 | if (tplg->comp && tplg->ops && tplg->ops->vendor_load) | |
c60b613a | 259 | ret = tplg->ops->vendor_load(tplg->comp, tplg->index, hdr); |
8a978234 LG |
260 | else { |
261 | dev_err(tplg->dev, "ASoC: no vendor load callback for ID %d\n", | |
262 | hdr->vendor_type); | |
263 | return -EINVAL; | |
264 | } | |
265 | ||
266 | if (ret < 0) | |
267 | dev_err(tplg->dev, | |
268 | "ASoC: vendor load failed at hdr offset %ld/0x%lx for type %d:%d\n", | |
269 | soc_tplg_get_hdr_offset(tplg), | |
270 | soc_tplg_get_hdr_offset(tplg), | |
271 | hdr->type, hdr->vendor_type); | |
272 | return ret; | |
273 | } | |
274 | ||
275 | /* pass vendor data to component driver for processing */ | |
276 | static int soc_tplg_vendor_load(struct soc_tplg *tplg, | |
277 | struct snd_soc_tplg_hdr *hdr) | |
278 | { | |
279 | if (tplg->pass != SOC_TPLG_PASS_VENDOR) | |
280 | return 0; | |
281 | ||
282 | return soc_tplg_vendor_load_(tplg, hdr); | |
283 | } | |
284 | ||
285 | /* optionally pass new dynamic widget to component driver. This is mainly for | |
286 | * external widgets where we can assign private data/ops */ | |
287 | static int soc_tplg_widget_load(struct soc_tplg *tplg, | |
288 | struct snd_soc_dapm_widget *w, struct snd_soc_tplg_dapm_widget *tplg_w) | |
289 | { | |
290 | if (tplg->comp && tplg->ops && tplg->ops->widget_load) | |
c60b613a LG |
291 | return tplg->ops->widget_load(tplg->comp, tplg->index, w, |
292 | tplg_w); | |
8a978234 LG |
293 | |
294 | return 0; | |
295 | } | |
296 | ||
ebd259d3 LG |
297 | /* optionally pass new dynamic widget to component driver. This is mainly for |
298 | * external widgets where we can assign private data/ops */ | |
299 | static int soc_tplg_widget_ready(struct soc_tplg *tplg, | |
300 | struct snd_soc_dapm_widget *w, struct snd_soc_tplg_dapm_widget *tplg_w) | |
301 | { | |
302 | if (tplg->comp && tplg->ops && tplg->ops->widget_ready) | |
c60b613a LG |
303 | return tplg->ops->widget_ready(tplg->comp, tplg->index, w, |
304 | tplg_w); | |
ebd259d3 LG |
305 | |
306 | return 0; | |
307 | } | |
308 | ||
183b8021 | 309 | /* pass DAI configurations to component driver for extra initialization */ |
64527e8a | 310 | static int soc_tplg_dai_load(struct soc_tplg *tplg, |
c60b613a LG |
311 | struct snd_soc_dai_driver *dai_drv, |
312 | struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai) | |
8a978234 | 313 | { |
64527e8a | 314 | if (tplg->comp && tplg->ops && tplg->ops->dai_load) |
c60b613a LG |
315 | return tplg->ops->dai_load(tplg->comp, tplg->index, dai_drv, |
316 | pcm, dai); | |
8a978234 LG |
317 | |
318 | return 0; | |
319 | } | |
320 | ||
183b8021 | 321 | /* pass link configurations to component driver for extra initialization */ |
acfc7d46 | 322 | static int soc_tplg_dai_link_load(struct soc_tplg *tplg, |
c60b613a | 323 | struct snd_soc_dai_link *link, struct snd_soc_tplg_link_config *cfg) |
acfc7d46 ML |
324 | { |
325 | if (tplg->comp && tplg->ops && tplg->ops->link_load) | |
c60b613a | 326 | return tplg->ops->link_load(tplg->comp, tplg->index, link, cfg); |
acfc7d46 ML |
327 | |
328 | return 0; | |
329 | } | |
330 | ||
8a978234 LG |
331 | /* tell the component driver that all firmware has been loaded in this request */ |
332 | static void soc_tplg_complete(struct soc_tplg *tplg) | |
333 | { | |
334 | if (tplg->comp && tplg->ops && tplg->ops->complete) | |
335 | tplg->ops->complete(tplg->comp); | |
336 | } | |
337 | ||
338 | /* add a dynamic kcontrol */ | |
339 | static int soc_tplg_add_dcontrol(struct snd_card *card, struct device *dev, | |
340 | const struct snd_kcontrol_new *control_new, const char *prefix, | |
341 | void *data, struct snd_kcontrol **kcontrol) | |
342 | { | |
343 | int err; | |
344 | ||
345 | *kcontrol = snd_soc_cnew(control_new, data, control_new->name, prefix); | |
346 | if (*kcontrol == NULL) { | |
347 | dev_err(dev, "ASoC: Failed to create new kcontrol %s\n", | |
348 | control_new->name); | |
349 | return -ENOMEM; | |
350 | } | |
351 | ||
352 | err = snd_ctl_add(card, *kcontrol); | |
353 | if (err < 0) { | |
354 | dev_err(dev, "ASoC: Failed to add %s: %d\n", | |
355 | control_new->name, err); | |
356 | return err; | |
357 | } | |
358 | ||
359 | return 0; | |
360 | } | |
361 | ||
362 | /* add a dynamic kcontrol for component driver */ | |
363 | static int soc_tplg_add_kcontrol(struct soc_tplg *tplg, | |
364 | struct snd_kcontrol_new *k, struct snd_kcontrol **kcontrol) | |
365 | { | |
366 | struct snd_soc_component *comp = tplg->comp; | |
367 | ||
368 | return soc_tplg_add_dcontrol(comp->card->snd_card, | |
369 | comp->dev, k, NULL, comp, kcontrol); | |
370 | } | |
371 | ||
372 | /* remove a mixer kcontrol */ | |
373 | static void remove_mixer(struct snd_soc_component *comp, | |
374 | struct snd_soc_dobj *dobj, int pass) | |
375 | { | |
376 | struct snd_card *card = comp->card->snd_card; | |
377 | struct soc_mixer_control *sm = | |
378 | container_of(dobj, struct soc_mixer_control, dobj); | |
379 | const unsigned int *p = NULL; | |
380 | ||
381 | if (pass != SOC_TPLG_PASS_MIXER) | |
382 | return; | |
383 | ||
384 | if (dobj->ops && dobj->ops->control_unload) | |
385 | dobj->ops->control_unload(comp, dobj); | |
386 | ||
33ae6ae2 AS |
387 | if (dobj->control.kcontrol->tlv.p) |
388 | p = dobj->control.kcontrol->tlv.p; | |
389 | snd_ctl_remove(card, dobj->control.kcontrol); | |
390 | list_del(&dobj->list); | |
8a978234 LG |
391 | kfree(sm); |
392 | kfree(p); | |
393 | } | |
394 | ||
395 | /* remove an enum kcontrol */ | |
396 | static void remove_enum(struct snd_soc_component *comp, | |
397 | struct snd_soc_dobj *dobj, int pass) | |
398 | { | |
399 | struct snd_card *card = comp->card->snd_card; | |
400 | struct soc_enum *se = container_of(dobj, struct soc_enum, dobj); | |
401 | int i; | |
402 | ||
403 | if (pass != SOC_TPLG_PASS_MIXER) | |
404 | return; | |
405 | ||
406 | if (dobj->ops && dobj->ops->control_unload) | |
407 | dobj->ops->control_unload(comp, dobj); | |
408 | ||
33ae6ae2 AS |
409 | snd_ctl_remove(card, dobj->control.kcontrol); |
410 | list_del(&dobj->list); | |
8a978234 | 411 | |
33ae6ae2 | 412 | kfree(dobj->control.dvalues); |
8a978234 | 413 | for (i = 0; i < se->items; i++) |
33ae6ae2 | 414 | kfree(dobj->control.dtexts[i]); |
34db6a3e | 415 | kfree(dobj->control.dtexts); |
8a978234 LG |
416 | kfree(se); |
417 | } | |
418 | ||
419 | /* remove a byte kcontrol */ | |
420 | static void remove_bytes(struct snd_soc_component *comp, | |
421 | struct snd_soc_dobj *dobj, int pass) | |
422 | { | |
423 | struct snd_card *card = comp->card->snd_card; | |
424 | struct soc_bytes_ext *sb = | |
425 | container_of(dobj, struct soc_bytes_ext, dobj); | |
426 | ||
427 | if (pass != SOC_TPLG_PASS_MIXER) | |
428 | return; | |
429 | ||
430 | if (dobj->ops && dobj->ops->control_unload) | |
431 | dobj->ops->control_unload(comp, dobj); | |
432 | ||
33ae6ae2 AS |
433 | snd_ctl_remove(card, dobj->control.kcontrol); |
434 | list_del(&dobj->list); | |
8a978234 LG |
435 | kfree(sb); |
436 | } | |
437 | ||
7df04ea7 RS |
438 | /* remove a route */ |
439 | static void remove_route(struct snd_soc_component *comp, | |
440 | struct snd_soc_dobj *dobj, int pass) | |
441 | { | |
442 | struct snd_soc_dapm_route *route = | |
443 | container_of(dobj, struct snd_soc_dapm_route, dobj); | |
444 | ||
445 | if (pass != SOC_TPLG_PASS_GRAPH) | |
446 | return; | |
447 | ||
448 | if (dobj->ops && dobj->ops->dapm_route_unload) | |
449 | dobj->ops->dapm_route_unload(comp, dobj); | |
450 | ||
451 | list_del(&dobj->list); | |
452 | kfree(route); | |
453 | } | |
454 | ||
8a978234 LG |
455 | /* remove a widget and it's kcontrols - routes must be removed first */ |
456 | static void remove_widget(struct snd_soc_component *comp, | |
457 | struct snd_soc_dobj *dobj, int pass) | |
458 | { | |
459 | struct snd_card *card = comp->card->snd_card; | |
460 | struct snd_soc_dapm_widget *w = | |
461 | container_of(dobj, struct snd_soc_dapm_widget, dobj); | |
462 | int i; | |
463 | ||
464 | if (pass != SOC_TPLG_PASS_WIDGET) | |
465 | return; | |
466 | ||
467 | if (dobj->ops && dobj->ops->widget_unload) | |
468 | dobj->ops->widget_unload(comp, dobj); | |
469 | ||
05bdcf12 LG |
470 | if (!w->kcontrols) |
471 | goto free_news; | |
472 | ||
8a978234 | 473 | /* |
1a7dd6e2 | 474 | * Dynamic Widgets either have 1..N enum kcontrols or mixers. |
8a978234 LG |
475 | * The enum may either have an array of values or strings. |
476 | */ | |
eea3dd4f | 477 | if (dobj->widget.kcontrol_type == SND_SOC_TPLG_TYPE_ENUM) { |
8a978234 | 478 | /* enumerated widget mixer */ |
f53c4c20 | 479 | for (i = 0; w->kcontrols != NULL && i < w->num_kcontrols; i++) { |
1a7dd6e2 ML |
480 | struct snd_kcontrol *kcontrol = w->kcontrols[i]; |
481 | struct soc_enum *se = | |
482 | (struct soc_enum *)kcontrol->private_value; | |
d7766aa5 | 483 | int j; |
8a978234 | 484 | |
1a7dd6e2 | 485 | snd_ctl_remove(card, kcontrol); |
8a978234 | 486 | |
54f8844e RS |
487 | /* free enum kcontrol's dvalues and dtexts */ |
488 | kfree(se->dobj.control.dvalues); | |
d7766aa5 | 489 | for (j = 0; j < se->items; j++) |
54f8844e RS |
490 | kfree(se->dobj.control.dtexts[j]); |
491 | kfree(se->dobj.control.dtexts); | |
8a978234 | 492 | |
1a7dd6e2 | 493 | kfree(se); |
267e2c6f | 494 | kfree(w->kcontrol_news[i].name); |
1a7dd6e2 | 495 | } |
8a978234 | 496 | } else { |
eea3dd4f | 497 | /* volume mixer or bytes controls */ |
f53c4c20 | 498 | for (i = 0; w->kcontrols != NULL && i < w->num_kcontrols; i++) { |
8a978234 | 499 | struct snd_kcontrol *kcontrol = w->kcontrols[i]; |
8a978234 | 500 | |
eea3dd4f ML |
501 | if (dobj->widget.kcontrol_type |
502 | == SND_SOC_TPLG_TYPE_MIXER) | |
503 | kfree(kcontrol->tlv.p); | |
8a978234 | 504 | |
eea3dd4f ML |
505 | /* Private value is used as struct soc_mixer_control |
506 | * for volume mixers or soc_bytes_ext for bytes | |
507 | * controls. | |
508 | */ | |
509 | kfree((void *)kcontrol->private_value); | |
c2b36129 | 510 | snd_ctl_remove(card, kcontrol); |
267e2c6f | 511 | kfree(w->kcontrol_news[i].name); |
8a978234 | 512 | } |
8a978234 | 513 | } |
05bdcf12 LG |
514 | |
515 | free_news: | |
516 | kfree(w->kcontrol_news); | |
517 | ||
a46e8393 AS |
518 | list_del(&dobj->list); |
519 | ||
8a978234 LG |
520 | /* widget w is freed by soc-dapm.c */ |
521 | } | |
522 | ||
64527e8a ML |
523 | /* remove DAI configurations */ |
524 | static void remove_dai(struct snd_soc_component *comp, | |
8a978234 LG |
525 | struct snd_soc_dobj *dobj, int pass) |
526 | { | |
64527e8a ML |
527 | struct snd_soc_dai_driver *dai_drv = |
528 | container_of(dobj, struct snd_soc_dai_driver, dobj); | |
52abe6cc | 529 | struct snd_soc_dai *dai; |
64527e8a | 530 | |
8a978234 LG |
531 | if (pass != SOC_TPLG_PASS_PCM_DAI) |
532 | return; | |
533 | ||
64527e8a ML |
534 | if (dobj->ops && dobj->ops->dai_unload) |
535 | dobj->ops->dai_unload(comp, dobj); | |
8a978234 | 536 | |
52abe6cc GL |
537 | list_for_each_entry(dai, &comp->dai_list, list) |
538 | if (dai->driver == dai_drv) | |
539 | dai->driver = NULL; | |
540 | ||
7b6f68a4 B |
541 | kfree(dai_drv->playback.stream_name); |
542 | kfree(dai_drv->capture.stream_name); | |
8f27c4ab | 543 | kfree(dai_drv->name); |
8a978234 | 544 | list_del(&dobj->list); |
64527e8a | 545 | kfree(dai_drv); |
8a978234 LG |
546 | } |
547 | ||
acfc7d46 ML |
548 | /* remove link configurations */ |
549 | static void remove_link(struct snd_soc_component *comp, | |
550 | struct snd_soc_dobj *dobj, int pass) | |
551 | { | |
552 | struct snd_soc_dai_link *link = | |
553 | container_of(dobj, struct snd_soc_dai_link, dobj); | |
554 | ||
555 | if (pass != SOC_TPLG_PASS_PCM_DAI) | |
556 | return; | |
557 | ||
558 | if (dobj->ops && dobj->ops->link_unload) | |
559 | dobj->ops->link_unload(comp, dobj); | |
560 | ||
8f27c4ab ML |
561 | kfree(link->name); |
562 | kfree(link->stream_name); | |
563 | kfree(link->cpu_dai_name); | |
564 | ||
acfc7d46 ML |
565 | list_del(&dobj->list); |
566 | snd_soc_remove_dai_link(comp->card, link); | |
567 | kfree(link); | |
568 | } | |
569 | ||
adfebb51 B |
570 | /* unload dai link */ |
571 | static void remove_backend_link(struct snd_soc_component *comp, | |
572 | struct snd_soc_dobj *dobj, int pass) | |
573 | { | |
574 | if (pass != SOC_TPLG_PASS_LINK) | |
575 | return; | |
576 | ||
577 | if (dobj->ops && dobj->ops->link_unload) | |
578 | dobj->ops->link_unload(comp, dobj); | |
579 | ||
580 | /* | |
581 | * We don't free the link here as what remove_link() do since BE | |
582 | * links are not allocated by topology. | |
583 | * We however need to reset the dobj type to its initial values | |
584 | */ | |
585 | dobj->type = SND_SOC_DOBJ_NONE; | |
586 | list_del(&dobj->list); | |
587 | } | |
588 | ||
8a978234 LG |
589 | /* bind a kcontrol to it's IO handlers */ |
590 | static int soc_tplg_kcontrol_bind_io(struct snd_soc_tplg_ctl_hdr *hdr, | |
591 | struct snd_kcontrol_new *k, | |
2b5cdb91 | 592 | const struct soc_tplg *tplg) |
8a978234 | 593 | { |
2b5cdb91 | 594 | const struct snd_soc_tplg_kcontrol_ops *ops; |
1a3232d2 | 595 | const struct snd_soc_tplg_bytes_ext_ops *ext_ops; |
2b5cdb91 | 596 | int num_ops, i; |
8a978234 | 597 | |
5aebe7c7 | 598 | if (le32_to_cpu(hdr->ops.info) == SND_SOC_TPLG_CTL_BYTES |
1a3232d2 ML |
599 | && k->iface & SNDRV_CTL_ELEM_IFACE_MIXER |
600 | && k->access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE | |
601 | && k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) { | |
602 | struct soc_bytes_ext *sbe; | |
603 | struct snd_soc_tplg_bytes_control *be; | |
604 | ||
605 | sbe = (struct soc_bytes_ext *)k->private_value; | |
606 | be = container_of(hdr, struct snd_soc_tplg_bytes_control, hdr); | |
607 | ||
608 | /* TLV bytes controls need standard kcontrol info handler, | |
609 | * TLV callback and extended put/get handlers. | |
610 | */ | |
f4be978b | 611 | k->info = snd_soc_bytes_info_ext; |
1a3232d2 ML |
612 | k->tlv.c = snd_soc_bytes_tlv_callback; |
613 | ||
614 | ext_ops = tplg->bytes_ext_ops; | |
615 | num_ops = tplg->bytes_ext_ops_count; | |
616 | for (i = 0; i < num_ops; i++) { | |
617 | if (!sbe->put && ext_ops[i].id == be->ext_ops.put) | |
618 | sbe->put = ext_ops[i].put; | |
619 | if (!sbe->get && ext_ops[i].id == be->ext_ops.get) | |
620 | sbe->get = ext_ops[i].get; | |
621 | } | |
622 | ||
623 | if (sbe->put && sbe->get) | |
624 | return 0; | |
625 | else | |
626 | return -EINVAL; | |
627 | } | |
8a978234 | 628 | |
88a17d8f | 629 | /* try and map vendor specific kcontrol handlers first */ |
2b5cdb91 ML |
630 | ops = tplg->io_ops; |
631 | num_ops = tplg->io_ops_count; | |
8a978234 LG |
632 | for (i = 0; i < num_ops; i++) { |
633 | ||
2b5cdb91 | 634 | if (k->put == NULL && ops[i].id == hdr->ops.put) |
8a978234 | 635 | k->put = ops[i].put; |
2b5cdb91 | 636 | if (k->get == NULL && ops[i].id == hdr->ops.get) |
8a978234 | 637 | k->get = ops[i].get; |
2b5cdb91 | 638 | if (k->info == NULL && ops[i].id == hdr->ops.info) |
8a978234 LG |
639 | k->info = ops[i].info; |
640 | } | |
641 | ||
88a17d8f | 642 | /* vendor specific handlers found ? */ |
8a978234 LG |
643 | if (k->put && k->get && k->info) |
644 | return 0; | |
645 | ||
88a17d8f | 646 | /* none found so try standard kcontrol handlers */ |
2b5cdb91 ML |
647 | ops = io_ops; |
648 | num_ops = ARRAY_SIZE(io_ops); | |
88a17d8f | 649 | for (i = 0; i < num_ops; i++) { |
8a978234 | 650 | |
88a17d8f ML |
651 | if (k->put == NULL && ops[i].id == hdr->ops.put) |
652 | k->put = ops[i].put; | |
653 | if (k->get == NULL && ops[i].id == hdr->ops.get) | |
654 | k->get = ops[i].get; | |
8a978234 | 655 | if (k->info == NULL && ops[i].id == hdr->ops.info) |
88a17d8f | 656 | k->info = ops[i].info; |
8a978234 LG |
657 | } |
658 | ||
88a17d8f | 659 | /* standard handlers found ? */ |
8a978234 LG |
660 | if (k->put && k->get && k->info) |
661 | return 0; | |
662 | ||
663 | /* nothing to bind */ | |
664 | return -EINVAL; | |
665 | } | |
666 | ||
667 | /* bind a widgets to it's evnt handlers */ | |
668 | int snd_soc_tplg_widget_bind_event(struct snd_soc_dapm_widget *w, | |
669 | const struct snd_soc_tplg_widget_events *events, | |
670 | int num_events, u16 event_type) | |
671 | { | |
672 | int i; | |
673 | ||
674 | w->event = NULL; | |
675 | ||
676 | for (i = 0; i < num_events; i++) { | |
677 | if (event_type == events[i].type) { | |
678 | ||
679 | /* found - so assign event */ | |
680 | w->event = events[i].event_handler; | |
681 | return 0; | |
682 | } | |
683 | } | |
684 | ||
685 | /* not found */ | |
686 | return -EINVAL; | |
687 | } | |
688 | EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_bind_event); | |
689 | ||
690 | /* optionally pass new dynamic kcontrol to component driver. */ | |
691 | static int soc_tplg_init_kcontrol(struct soc_tplg *tplg, | |
692 | struct snd_kcontrol_new *k, struct snd_soc_tplg_ctl_hdr *hdr) | |
693 | { | |
694 | if (tplg->comp && tplg->ops && tplg->ops->control_load) | |
c60b613a LG |
695 | return tplg->ops->control_load(tplg->comp, tplg->index, k, |
696 | hdr); | |
8a978234 LG |
697 | |
698 | return 0; | |
699 | } | |
700 | ||
8a978234 | 701 | |
28a87eeb ML |
702 | static int soc_tplg_create_tlv_db_scale(struct soc_tplg *tplg, |
703 | struct snd_kcontrol_new *kc, struct snd_soc_tplg_tlv_dbscale *scale) | |
704 | { | |
705 | unsigned int item_len = 2 * sizeof(unsigned int); | |
706 | unsigned int *p; | |
8a978234 | 707 | |
28a87eeb ML |
708 | p = kzalloc(item_len + 2 * sizeof(unsigned int), GFP_KERNEL); |
709 | if (!p) | |
8a978234 LG |
710 | return -ENOMEM; |
711 | ||
28a87eeb ML |
712 | p[0] = SNDRV_CTL_TLVT_DB_SCALE; |
713 | p[1] = item_len; | |
5aebe7c7 PLB |
714 | p[2] = le32_to_cpu(scale->min); |
715 | p[3] = (le32_to_cpu(scale->step) & TLV_DB_SCALE_MASK) | |
716 | | (le32_to_cpu(scale->mute) ? TLV_DB_SCALE_MUTE : 0); | |
28a87eeb ML |
717 | |
718 | kc->tlv.p = (void *)p; | |
719 | return 0; | |
720 | } | |
721 | ||
722 | static int soc_tplg_create_tlv(struct soc_tplg *tplg, | |
723 | struct snd_kcontrol_new *kc, struct snd_soc_tplg_ctl_hdr *tc) | |
724 | { | |
725 | struct snd_soc_tplg_ctl_tlv *tplg_tlv; | |
5aebe7c7 | 726 | u32 access = le32_to_cpu(tc->access); |
28a87eeb | 727 | |
5aebe7c7 | 728 | if (!(access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE)) |
28a87eeb | 729 | return 0; |
8a978234 | 730 | |
5aebe7c7 | 731 | if (!(access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK)) { |
28a87eeb | 732 | tplg_tlv = &tc->tlv; |
5aebe7c7 | 733 | switch (le32_to_cpu(tplg_tlv->type)) { |
28a87eeb ML |
734 | case SNDRV_CTL_TLVT_DB_SCALE: |
735 | return soc_tplg_create_tlv_db_scale(tplg, kc, | |
736 | &tplg_tlv->scale); | |
737 | ||
738 | /* TODO: add support for other TLV types */ | |
739 | default: | |
740 | dev_dbg(tplg->dev, "Unsupported TLV type %d\n", | |
741 | tplg_tlv->type); | |
742 | return -EINVAL; | |
743 | } | |
744 | } | |
8a978234 LG |
745 | |
746 | return 0; | |
747 | } | |
748 | ||
749 | static inline void soc_tplg_free_tlv(struct soc_tplg *tplg, | |
750 | struct snd_kcontrol_new *kc) | |
751 | { | |
752 | kfree(kc->tlv.p); | |
753 | } | |
754 | ||
755 | static int soc_tplg_dbytes_create(struct soc_tplg *tplg, unsigned int count, | |
756 | size_t size) | |
757 | { | |
758 | struct snd_soc_tplg_bytes_control *be; | |
759 | struct soc_bytes_ext *sbe; | |
760 | struct snd_kcontrol_new kc; | |
761 | int i, err; | |
762 | ||
763 | if (soc_tplg_check_elem_count(tplg, | |
764 | sizeof(struct snd_soc_tplg_bytes_control), count, | |
765 | size, "mixer bytes")) { | |
766 | dev_err(tplg->dev, "ASoC: Invalid count %d for byte control\n", | |
767 | count); | |
768 | return -EINVAL; | |
769 | } | |
770 | ||
771 | for (i = 0; i < count; i++) { | |
772 | be = (struct snd_soc_tplg_bytes_control *)tplg->pos; | |
773 | ||
774 | /* validate kcontrol */ | |
775 | if (strnlen(be->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
776 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
777 | return -EINVAL; | |
778 | ||
779 | sbe = kzalloc(sizeof(*sbe), GFP_KERNEL); | |
780 | if (sbe == NULL) | |
781 | return -ENOMEM; | |
782 | ||
783 | tplg->pos += (sizeof(struct snd_soc_tplg_bytes_control) + | |
5aebe7c7 | 784 | le32_to_cpu(be->priv.size)); |
8a978234 LG |
785 | |
786 | dev_dbg(tplg->dev, | |
787 | "ASoC: adding bytes kcontrol %s with access 0x%x\n", | |
788 | be->hdr.name, be->hdr.access); | |
789 | ||
790 | memset(&kc, 0, sizeof(kc)); | |
791 | kc.name = be->hdr.name; | |
792 | kc.private_value = (long)sbe; | |
793 | kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
5aebe7c7 | 794 | kc.access = le32_to_cpu(be->hdr.access); |
8a978234 | 795 | |
5aebe7c7 | 796 | sbe->max = le32_to_cpu(be->max); |
8a978234 LG |
797 | sbe->dobj.type = SND_SOC_DOBJ_BYTES; |
798 | sbe->dobj.ops = tplg->ops; | |
799 | INIT_LIST_HEAD(&sbe->dobj.list); | |
800 | ||
801 | /* map io handlers */ | |
2b5cdb91 | 802 | err = soc_tplg_kcontrol_bind_io(&be->hdr, &kc, tplg); |
8a978234 LG |
803 | if (err) { |
804 | soc_control_err(tplg, &be->hdr, be->hdr.name); | |
805 | kfree(sbe); | |
806 | continue; | |
807 | } | |
808 | ||
809 | /* pass control to driver for optional further init */ | |
810 | err = soc_tplg_init_kcontrol(tplg, &kc, | |
811 | (struct snd_soc_tplg_ctl_hdr *)be); | |
812 | if (err < 0) { | |
813 | dev_err(tplg->dev, "ASoC: failed to init %s\n", | |
814 | be->hdr.name); | |
815 | kfree(sbe); | |
816 | continue; | |
817 | } | |
818 | ||
819 | /* register control here */ | |
820 | err = soc_tplg_add_kcontrol(tplg, &kc, | |
821 | &sbe->dobj.control.kcontrol); | |
822 | if (err < 0) { | |
823 | dev_err(tplg->dev, "ASoC: failed to add %s\n", | |
824 | be->hdr.name); | |
825 | kfree(sbe); | |
826 | continue; | |
827 | } | |
828 | ||
829 | list_add(&sbe->dobj.list, &tplg->comp->dobj_list); | |
830 | } | |
831 | return 0; | |
832 | ||
833 | } | |
834 | ||
835 | static int soc_tplg_dmixer_create(struct soc_tplg *tplg, unsigned int count, | |
836 | size_t size) | |
837 | { | |
838 | struct snd_soc_tplg_mixer_control *mc; | |
839 | struct soc_mixer_control *sm; | |
840 | struct snd_kcontrol_new kc; | |
841 | int i, err; | |
842 | ||
843 | if (soc_tplg_check_elem_count(tplg, | |
844 | sizeof(struct snd_soc_tplg_mixer_control), | |
845 | count, size, "mixers")) { | |
846 | ||
847 | dev_err(tplg->dev, "ASoC: invalid count %d for controls\n", | |
848 | count); | |
849 | return -EINVAL; | |
850 | } | |
851 | ||
852 | for (i = 0; i < count; i++) { | |
853 | mc = (struct snd_soc_tplg_mixer_control *)tplg->pos; | |
854 | ||
855 | /* validate kcontrol */ | |
856 | if (strnlen(mc->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
857 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
858 | return -EINVAL; | |
859 | ||
860 | sm = kzalloc(sizeof(*sm), GFP_KERNEL); | |
861 | if (sm == NULL) | |
862 | return -ENOMEM; | |
863 | tplg->pos += (sizeof(struct snd_soc_tplg_mixer_control) + | |
5aebe7c7 | 864 | le32_to_cpu(mc->priv.size)); |
8a978234 LG |
865 | |
866 | dev_dbg(tplg->dev, | |
867 | "ASoC: adding mixer kcontrol %s with access 0x%x\n", | |
868 | mc->hdr.name, mc->hdr.access); | |
869 | ||
870 | memset(&kc, 0, sizeof(kc)); | |
871 | kc.name = mc->hdr.name; | |
872 | kc.private_value = (long)sm; | |
873 | kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
5aebe7c7 | 874 | kc.access = le32_to_cpu(mc->hdr.access); |
8a978234 LG |
875 | |
876 | /* we only support FL/FR channel mapping atm */ | |
877 | sm->reg = tplc_chan_get_reg(tplg, mc->channel, | |
878 | SNDRV_CHMAP_FL); | |
879 | sm->rreg = tplc_chan_get_reg(tplg, mc->channel, | |
880 | SNDRV_CHMAP_FR); | |
881 | sm->shift = tplc_chan_get_shift(tplg, mc->channel, | |
882 | SNDRV_CHMAP_FL); | |
883 | sm->rshift = tplc_chan_get_shift(tplg, mc->channel, | |
884 | SNDRV_CHMAP_FR); | |
885 | ||
5aebe7c7 PLB |
886 | sm->max = le32_to_cpu(mc->max); |
887 | sm->min = le32_to_cpu(mc->min); | |
888 | sm->invert = le32_to_cpu(mc->invert); | |
889 | sm->platform_max = le32_to_cpu(mc->platform_max); | |
8a978234 LG |
890 | sm->dobj.index = tplg->index; |
891 | sm->dobj.ops = tplg->ops; | |
892 | sm->dobj.type = SND_SOC_DOBJ_MIXER; | |
893 | INIT_LIST_HEAD(&sm->dobj.list); | |
894 | ||
895 | /* map io handlers */ | |
2b5cdb91 | 896 | err = soc_tplg_kcontrol_bind_io(&mc->hdr, &kc, tplg); |
8a978234 LG |
897 | if (err) { |
898 | soc_control_err(tplg, &mc->hdr, mc->hdr.name); | |
899 | kfree(sm); | |
900 | continue; | |
901 | } | |
902 | ||
3789debf B |
903 | /* create any TLV data */ |
904 | soc_tplg_create_tlv(tplg, &kc, &mc->hdr); | |
905 | ||
8a978234 LG |
906 | /* pass control to driver for optional further init */ |
907 | err = soc_tplg_init_kcontrol(tplg, &kc, | |
908 | (struct snd_soc_tplg_ctl_hdr *) mc); | |
909 | if (err < 0) { | |
910 | dev_err(tplg->dev, "ASoC: failed to init %s\n", | |
911 | mc->hdr.name); | |
3789debf | 912 | soc_tplg_free_tlv(tplg, &kc); |
8a978234 LG |
913 | kfree(sm); |
914 | continue; | |
915 | } | |
916 | ||
8a978234 LG |
917 | /* register control here */ |
918 | err = soc_tplg_add_kcontrol(tplg, &kc, | |
919 | &sm->dobj.control.kcontrol); | |
920 | if (err < 0) { | |
921 | dev_err(tplg->dev, "ASoC: failed to add %s\n", | |
922 | mc->hdr.name); | |
923 | soc_tplg_free_tlv(tplg, &kc); | |
924 | kfree(sm); | |
925 | continue; | |
926 | } | |
927 | ||
928 | list_add(&sm->dobj.list, &tplg->comp->dobj_list); | |
929 | } | |
930 | ||
931 | return 0; | |
932 | } | |
933 | ||
934 | static int soc_tplg_denum_create_texts(struct soc_enum *se, | |
935 | struct snd_soc_tplg_enum_control *ec) | |
936 | { | |
937 | int i, ret; | |
938 | ||
939 | se->dobj.control.dtexts = | |
5aebe7c7 | 940 | kcalloc(le32_to_cpu(ec->items), sizeof(char *), GFP_KERNEL); |
8a978234 LG |
941 | if (se->dobj.control.dtexts == NULL) |
942 | return -ENOMEM; | |
943 | ||
944 | for (i = 0; i < ec->items; i++) { | |
945 | ||
946 | if (strnlen(ec->texts[i], SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
947 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { | |
948 | ret = -EINVAL; | |
949 | goto err; | |
950 | } | |
951 | ||
952 | se->dobj.control.dtexts[i] = kstrdup(ec->texts[i], GFP_KERNEL); | |
953 | if (!se->dobj.control.dtexts[i]) { | |
954 | ret = -ENOMEM; | |
955 | goto err; | |
956 | } | |
957 | } | |
958 | ||
b6e38b29 | 959 | se->texts = (const char * const *)se->dobj.control.dtexts; |
8a978234 LG |
960 | return 0; |
961 | ||
962 | err: | |
963 | for (--i; i >= 0; i--) | |
964 | kfree(se->dobj.control.dtexts[i]); | |
965 | kfree(se->dobj.control.dtexts); | |
966 | return ret; | |
967 | } | |
968 | ||
969 | static int soc_tplg_denum_create_values(struct soc_enum *se, | |
970 | struct snd_soc_tplg_enum_control *ec) | |
971 | { | |
5aebe7c7 PLB |
972 | int i; |
973 | ||
974 | if (le32_to_cpu(ec->items) > sizeof(*ec->values)) | |
8a978234 LG |
975 | return -EINVAL; |
976 | ||
5aebe7c7 PLB |
977 | se->dobj.control.dvalues = kzalloc(le32_to_cpu(ec->items) * |
978 | sizeof(u32), | |
376c0afe | 979 | GFP_KERNEL); |
8a978234 LG |
980 | if (!se->dobj.control.dvalues) |
981 | return -ENOMEM; | |
982 | ||
5aebe7c7 PLB |
983 | /* convert from little-endian */ |
984 | for (i = 0; i < le32_to_cpu(ec->items); i++) { | |
985 | se->dobj.control.dvalues[i] = le32_to_cpu(ec->values[i]); | |
986 | } | |
987 | ||
8a978234 LG |
988 | return 0; |
989 | } | |
990 | ||
991 | static int soc_tplg_denum_create(struct soc_tplg *tplg, unsigned int count, | |
992 | size_t size) | |
993 | { | |
994 | struct snd_soc_tplg_enum_control *ec; | |
995 | struct soc_enum *se; | |
996 | struct snd_kcontrol_new kc; | |
997 | int i, ret, err; | |
998 | ||
999 | if (soc_tplg_check_elem_count(tplg, | |
1000 | sizeof(struct snd_soc_tplg_enum_control), | |
1001 | count, size, "enums")) { | |
1002 | ||
1003 | dev_err(tplg->dev, "ASoC: invalid count %d for enum controls\n", | |
1004 | count); | |
1005 | return -EINVAL; | |
1006 | } | |
1007 | ||
1008 | for (i = 0; i < count; i++) { | |
1009 | ec = (struct snd_soc_tplg_enum_control *)tplg->pos; | |
8a978234 LG |
1010 | |
1011 | /* validate kcontrol */ | |
1012 | if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1013 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1014 | return -EINVAL; | |
1015 | ||
1016 | se = kzalloc((sizeof(*se)), GFP_KERNEL); | |
1017 | if (se == NULL) | |
1018 | return -ENOMEM; | |
1019 | ||
02b64245 | 1020 | tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) + |
5aebe7c7 | 1021 | le32_to_cpu(ec->priv.size)); |
02b64245 | 1022 | |
8a978234 LG |
1023 | dev_dbg(tplg->dev, "ASoC: adding enum kcontrol %s size %d\n", |
1024 | ec->hdr.name, ec->items); | |
1025 | ||
1026 | memset(&kc, 0, sizeof(kc)); | |
1027 | kc.name = ec->hdr.name; | |
1028 | kc.private_value = (long)se; | |
1029 | kc.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
5aebe7c7 | 1030 | kc.access = le32_to_cpu(ec->hdr.access); |
8a978234 LG |
1031 | |
1032 | se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL); | |
1033 | se->shift_l = tplc_chan_get_shift(tplg, ec->channel, | |
1034 | SNDRV_CHMAP_FL); | |
1035 | se->shift_r = tplc_chan_get_shift(tplg, ec->channel, | |
1036 | SNDRV_CHMAP_FL); | |
1037 | ||
5aebe7c7 PLB |
1038 | se->items = le32_to_cpu(ec->items); |
1039 | se->mask = le32_to_cpu(ec->mask); | |
8a978234 LG |
1040 | se->dobj.index = tplg->index; |
1041 | se->dobj.type = SND_SOC_DOBJ_ENUM; | |
1042 | se->dobj.ops = tplg->ops; | |
1043 | INIT_LIST_HEAD(&se->dobj.list); | |
1044 | ||
5aebe7c7 | 1045 | switch (le32_to_cpu(ec->hdr.ops.info)) { |
8a978234 LG |
1046 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: |
1047 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
1048 | err = soc_tplg_denum_create_values(se, ec); | |
1049 | if (err < 0) { | |
1050 | dev_err(tplg->dev, | |
1051 | "ASoC: could not create values for %s\n", | |
1052 | ec->hdr.name); | |
1053 | kfree(se); | |
1054 | continue; | |
1055 | } | |
9c6c4d96 | 1056 | /* fall through */ |
8a978234 LG |
1057 | case SND_SOC_TPLG_CTL_ENUM: |
1058 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
1059 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
1060 | err = soc_tplg_denum_create_texts(se, ec); | |
1061 | if (err < 0) { | |
1062 | dev_err(tplg->dev, | |
1063 | "ASoC: could not create texts for %s\n", | |
1064 | ec->hdr.name); | |
1065 | kfree(se); | |
1066 | continue; | |
1067 | } | |
1068 | break; | |
1069 | default: | |
1070 | dev_err(tplg->dev, | |
1071 | "ASoC: invalid enum control type %d for %s\n", | |
1072 | ec->hdr.ops.info, ec->hdr.name); | |
1073 | kfree(se); | |
1074 | continue; | |
1075 | } | |
1076 | ||
1077 | /* map io handlers */ | |
2b5cdb91 | 1078 | err = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc, tplg); |
8a978234 LG |
1079 | if (err) { |
1080 | soc_control_err(tplg, &ec->hdr, ec->hdr.name); | |
1081 | kfree(se); | |
1082 | continue; | |
1083 | } | |
1084 | ||
1085 | /* pass control to driver for optional further init */ | |
1086 | err = soc_tplg_init_kcontrol(tplg, &kc, | |
1087 | (struct snd_soc_tplg_ctl_hdr *) ec); | |
1088 | if (err < 0) { | |
1089 | dev_err(tplg->dev, "ASoC: failed to init %s\n", | |
1090 | ec->hdr.name); | |
1091 | kfree(se); | |
1092 | continue; | |
1093 | } | |
1094 | ||
1095 | /* register control here */ | |
1096 | ret = soc_tplg_add_kcontrol(tplg, | |
1097 | &kc, &se->dobj.control.kcontrol); | |
1098 | if (ret < 0) { | |
1099 | dev_err(tplg->dev, "ASoC: could not add kcontrol %s\n", | |
1100 | ec->hdr.name); | |
1101 | kfree(se); | |
1102 | continue; | |
1103 | } | |
1104 | ||
1105 | list_add(&se->dobj.list, &tplg->comp->dobj_list); | |
1106 | } | |
1107 | ||
1108 | return 0; | |
1109 | } | |
1110 | ||
1111 | static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg, | |
1112 | struct snd_soc_tplg_hdr *hdr) | |
1113 | { | |
1114 | struct snd_soc_tplg_ctl_hdr *control_hdr; | |
1115 | int i; | |
1116 | ||
1117 | if (tplg->pass != SOC_TPLG_PASS_MIXER) { | |
5aebe7c7 PLB |
1118 | tplg->pos += le32_to_cpu(hdr->size) + |
1119 | le32_to_cpu(hdr->payload_size); | |
8a978234 LG |
1120 | return 0; |
1121 | } | |
1122 | ||
1123 | dev_dbg(tplg->dev, "ASoC: adding %d kcontrols at 0x%lx\n", hdr->count, | |
1124 | soc_tplg_get_offset(tplg)); | |
1125 | ||
5aebe7c7 | 1126 | for (i = 0; i < le32_to_cpu(hdr->count); i++) { |
8a978234 LG |
1127 | |
1128 | control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos; | |
1129 | ||
5aebe7c7 | 1130 | if (le32_to_cpu(control_hdr->size) != sizeof(*control_hdr)) { |
06eb49f7 ML |
1131 | dev_err(tplg->dev, "ASoC: invalid control size\n"); |
1132 | return -EINVAL; | |
1133 | } | |
1134 | ||
5aebe7c7 | 1135 | switch (le32_to_cpu(control_hdr->ops.info)) { |
8a978234 LG |
1136 | case SND_SOC_TPLG_CTL_VOLSW: |
1137 | case SND_SOC_TPLG_CTL_STROBE: | |
1138 | case SND_SOC_TPLG_CTL_VOLSW_SX: | |
1139 | case SND_SOC_TPLG_CTL_VOLSW_XR_SX: | |
1140 | case SND_SOC_TPLG_CTL_RANGE: | |
1141 | case SND_SOC_TPLG_DAPM_CTL_VOLSW: | |
1142 | case SND_SOC_TPLG_DAPM_CTL_PIN: | |
5aebe7c7 PLB |
1143 | soc_tplg_dmixer_create(tplg, 1, |
1144 | le32_to_cpu(hdr->payload_size)); | |
8a978234 LG |
1145 | break; |
1146 | case SND_SOC_TPLG_CTL_ENUM: | |
1147 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
1148 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
1149 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
1150 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
5aebe7c7 PLB |
1151 | soc_tplg_denum_create(tplg, 1, |
1152 | le32_to_cpu(hdr->payload_size)); | |
8a978234 LG |
1153 | break; |
1154 | case SND_SOC_TPLG_CTL_BYTES: | |
5aebe7c7 PLB |
1155 | soc_tplg_dbytes_create(tplg, 1, |
1156 | le32_to_cpu(hdr->payload_size)); | |
8a978234 LG |
1157 | break; |
1158 | default: | |
1159 | soc_bind_err(tplg, control_hdr, i); | |
1160 | return -EINVAL; | |
1161 | } | |
1162 | } | |
1163 | ||
1164 | return 0; | |
1165 | } | |
1166 | ||
503e79b7 LG |
1167 | /* optionally pass new dynamic kcontrol to component driver. */ |
1168 | static int soc_tplg_add_route(struct soc_tplg *tplg, | |
1169 | struct snd_soc_dapm_route *route) | |
1170 | { | |
1171 | if (tplg->comp && tplg->ops && tplg->ops->dapm_route_load) | |
1172 | return tplg->ops->dapm_route_load(tplg->comp, tplg->index, | |
1173 | route); | |
1174 | ||
1175 | return 0; | |
1176 | } | |
1177 | ||
8a978234 LG |
1178 | static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg, |
1179 | struct snd_soc_tplg_hdr *hdr) | |
1180 | { | |
1181 | struct snd_soc_dapm_context *dapm = &tplg->comp->dapm; | |
8a978234 | 1182 | struct snd_soc_tplg_dapm_graph_elem *elem; |
7df04ea7 | 1183 | struct snd_soc_dapm_route **routes; |
5aebe7c7 | 1184 | int count, i, j; |
7df04ea7 | 1185 | int ret = 0; |
8a978234 | 1186 | |
5aebe7c7 PLB |
1187 | count = le32_to_cpu(hdr->count); |
1188 | ||
8a978234 | 1189 | if (tplg->pass != SOC_TPLG_PASS_GRAPH) { |
5aebe7c7 PLB |
1190 | tplg->pos += |
1191 | le32_to_cpu(hdr->size) + | |
1192 | le32_to_cpu(hdr->payload_size); | |
1193 | ||
8a978234 LG |
1194 | return 0; |
1195 | } | |
1196 | ||
1197 | if (soc_tplg_check_elem_count(tplg, | |
1198 | sizeof(struct snd_soc_tplg_dapm_graph_elem), | |
5aebe7c7 | 1199 | count, le32_to_cpu(hdr->payload_size), "graph")) { |
8a978234 LG |
1200 | |
1201 | dev_err(tplg->dev, "ASoC: invalid count %d for DAPM routes\n", | |
1202 | count); | |
1203 | return -EINVAL; | |
1204 | } | |
1205 | ||
b75a6511 LG |
1206 | dev_dbg(tplg->dev, "ASoC: adding %d DAPM routes for index %d\n", count, |
1207 | hdr->index); | |
8a978234 | 1208 | |
7df04ea7 RS |
1209 | /* allocate memory for pointer to array of dapm routes */ |
1210 | routes = kcalloc(count, sizeof(struct snd_soc_dapm_route *), | |
1211 | GFP_KERNEL); | |
1212 | if (!routes) | |
1213 | return -ENOMEM; | |
1214 | ||
1215 | /* | |
1216 | * allocate memory for each dapm route in the array. | |
1217 | * This needs to be done individually so that | |
1218 | * each route can be freed when it is removed in remove_route(). | |
1219 | */ | |
1220 | for (i = 0; i < count; i++) { | |
1221 | routes[i] = kzalloc(sizeof(*routes[i]), GFP_KERNEL); | |
1222 | if (!routes[i]) { | |
1223 | /* free previously allocated memory */ | |
1224 | for (j = 0; j < i; j++) | |
1225 | kfree(routes[j]); | |
1226 | ||
1227 | kfree(routes); | |
1228 | return -ENOMEM; | |
1229 | } | |
1230 | } | |
1231 | ||
8a978234 LG |
1232 | for (i = 0; i < count; i++) { |
1233 | elem = (struct snd_soc_tplg_dapm_graph_elem *)tplg->pos; | |
1234 | tplg->pos += sizeof(struct snd_soc_tplg_dapm_graph_elem); | |
1235 | ||
1236 | /* validate routes */ | |
1237 | if (strnlen(elem->source, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
7df04ea7 RS |
1238 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { |
1239 | ret = -EINVAL; | |
1240 | break; | |
1241 | } | |
8a978234 | 1242 | if (strnlen(elem->sink, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == |
7df04ea7 RS |
1243 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { |
1244 | ret = -EINVAL; | |
1245 | break; | |
1246 | } | |
8a978234 | 1247 | if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == |
7df04ea7 RS |
1248 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) { |
1249 | ret = -EINVAL; | |
1250 | break; | |
1251 | } | |
1252 | ||
1253 | routes[i]->source = elem->source; | |
1254 | routes[i]->sink = elem->sink; | |
8a978234 | 1255 | |
7df04ea7 RS |
1256 | /* set to NULL atm for tplg users */ |
1257 | routes[i]->connected = NULL; | |
8a978234 | 1258 | if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == 0) |
7df04ea7 | 1259 | routes[i]->control = NULL; |
8a978234 | 1260 | else |
7df04ea7 RS |
1261 | routes[i]->control = elem->control; |
1262 | ||
1263 | /* add route dobj to dobj_list */ | |
1264 | routes[i]->dobj.type = SND_SOC_DOBJ_GRAPH; | |
1265 | routes[i]->dobj.ops = tplg->ops; | |
1266 | routes[i]->dobj.index = tplg->index; | |
1267 | list_add(&routes[i]->dobj.list, &tplg->comp->dobj_list); | |
8a978234 | 1268 | |
7df04ea7 | 1269 | soc_tplg_add_route(tplg, routes[i]); |
503e79b7 | 1270 | |
8a978234 | 1271 | /* add route, but keep going if some fail */ |
7df04ea7 | 1272 | snd_soc_dapm_add_routes(dapm, routes[i], 1); |
8a978234 LG |
1273 | } |
1274 | ||
7df04ea7 RS |
1275 | /* free memory allocated for all dapm routes in case of error */ |
1276 | if (ret < 0) | |
1277 | for (i = 0; i < count ; i++) | |
1278 | kfree(routes[i]); | |
1279 | ||
1280 | /* | |
1281 | * free pointer to array of dapm routes as this is no longer needed. | |
1282 | * The memory allocated for each dapm route will be freed | |
1283 | * when it is removed in remove_route(). | |
1284 | */ | |
1285 | kfree(routes); | |
1286 | ||
1287 | return ret; | |
8a978234 LG |
1288 | } |
1289 | ||
1290 | static struct snd_kcontrol_new *soc_tplg_dapm_widget_dmixer_create( | |
1291 | struct soc_tplg *tplg, int num_kcontrols) | |
1292 | { | |
1293 | struct snd_kcontrol_new *kc; | |
1294 | struct soc_mixer_control *sm; | |
1295 | struct snd_soc_tplg_mixer_control *mc; | |
1296 | int i, err; | |
1297 | ||
4ca7deb1 | 1298 | kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL); |
8a978234 LG |
1299 | if (kc == NULL) |
1300 | return NULL; | |
1301 | ||
1302 | for (i = 0; i < num_kcontrols; i++) { | |
1303 | mc = (struct snd_soc_tplg_mixer_control *)tplg->pos; | |
1304 | sm = kzalloc(sizeof(*sm), GFP_KERNEL); | |
1305 | if (sm == NULL) | |
1306 | goto err; | |
1307 | ||
8a978234 LG |
1308 | /* validate kcontrol */ |
1309 | if (strnlen(mc->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1310 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1311 | goto err_str; | |
1312 | ||
02b64245 | 1313 | tplg->pos += (sizeof(struct snd_soc_tplg_mixer_control) + |
5aebe7c7 | 1314 | le32_to_cpu(mc->priv.size)); |
02b64245 | 1315 | |
8a978234 LG |
1316 | dev_dbg(tplg->dev, " adding DAPM widget mixer control %s at %d\n", |
1317 | mc->hdr.name, i); | |
1318 | ||
267e2c6f LG |
1319 | kc[i].name = kstrdup(mc->hdr.name, GFP_KERNEL); |
1320 | if (kc[i].name == NULL) | |
1321 | goto err_str; | |
8a978234 LG |
1322 | kc[i].private_value = (long)sm; |
1323 | kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
1324 | kc[i].access = mc->hdr.access; | |
1325 | ||
1326 | /* we only support FL/FR channel mapping atm */ | |
1327 | sm->reg = tplc_chan_get_reg(tplg, mc->channel, | |
1328 | SNDRV_CHMAP_FL); | |
1329 | sm->rreg = tplc_chan_get_reg(tplg, mc->channel, | |
1330 | SNDRV_CHMAP_FR); | |
1331 | sm->shift = tplc_chan_get_shift(tplg, mc->channel, | |
1332 | SNDRV_CHMAP_FL); | |
1333 | sm->rshift = tplc_chan_get_shift(tplg, mc->channel, | |
1334 | SNDRV_CHMAP_FR); | |
1335 | ||
1336 | sm->max = mc->max; | |
1337 | sm->min = mc->min; | |
1338 | sm->invert = mc->invert; | |
1339 | sm->platform_max = mc->platform_max; | |
1340 | sm->dobj.index = tplg->index; | |
1341 | INIT_LIST_HEAD(&sm->dobj.list); | |
1342 | ||
1343 | /* map io handlers */ | |
2b5cdb91 | 1344 | err = soc_tplg_kcontrol_bind_io(&mc->hdr, &kc[i], tplg); |
8a978234 LG |
1345 | if (err) { |
1346 | soc_control_err(tplg, &mc->hdr, mc->hdr.name); | |
1347 | kfree(sm); | |
1348 | continue; | |
1349 | } | |
1350 | ||
3789debf B |
1351 | /* create any TLV data */ |
1352 | soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr); | |
1353 | ||
8a978234 LG |
1354 | /* pass control to driver for optional further init */ |
1355 | err = soc_tplg_init_kcontrol(tplg, &kc[i], | |
1356 | (struct snd_soc_tplg_ctl_hdr *)mc); | |
1357 | if (err < 0) { | |
1358 | dev_err(tplg->dev, "ASoC: failed to init %s\n", | |
1359 | mc->hdr.name); | |
3789debf | 1360 | soc_tplg_free_tlv(tplg, &kc[i]); |
8a978234 LG |
1361 | kfree(sm); |
1362 | continue; | |
1363 | } | |
1364 | } | |
1365 | return kc; | |
1366 | ||
1367 | err_str: | |
1368 | kfree(sm); | |
1369 | err: | |
267e2c6f | 1370 | for (--i; i >= 0; i--) { |
8a978234 | 1371 | kfree((void *)kc[i].private_value); |
267e2c6f LG |
1372 | kfree(kc[i].name); |
1373 | } | |
8a978234 LG |
1374 | kfree(kc); |
1375 | return NULL; | |
1376 | } | |
1377 | ||
1378 | static struct snd_kcontrol_new *soc_tplg_dapm_widget_denum_create( | |
1a7dd6e2 | 1379 | struct soc_tplg *tplg, int num_kcontrols) |
8a978234 LG |
1380 | { |
1381 | struct snd_kcontrol_new *kc; | |
1382 | struct snd_soc_tplg_enum_control *ec; | |
1383 | struct soc_enum *se; | |
1a7dd6e2 | 1384 | int i, j, err; |
8a978234 | 1385 | |
1a7dd6e2 | 1386 | kc = kcalloc(num_kcontrols, sizeof(*kc), GFP_KERNEL); |
8a978234 LG |
1387 | if (kc == NULL) |
1388 | return NULL; | |
1389 | ||
1a7dd6e2 ML |
1390 | for (i = 0; i < num_kcontrols; i++) { |
1391 | ec = (struct snd_soc_tplg_enum_control *)tplg->pos; | |
1392 | /* validate kcontrol */ | |
1393 | if (strnlen(ec->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1394 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
f3ee9096 | 1395 | goto err; |
1a7dd6e2 ML |
1396 | |
1397 | se = kzalloc(sizeof(*se), GFP_KERNEL); | |
1398 | if (se == NULL) | |
1399 | goto err; | |
8a978234 | 1400 | |
02b64245 LG |
1401 | tplg->pos += (sizeof(struct snd_soc_tplg_enum_control) + |
1402 | ec->priv.size); | |
1403 | ||
1a7dd6e2 ML |
1404 | dev_dbg(tplg->dev, " adding DAPM widget enum control %s\n", |
1405 | ec->hdr.name); | |
8a978234 | 1406 | |
267e2c6f | 1407 | kc[i].name = kstrdup(ec->hdr.name, GFP_KERNEL); |
65030ff3 DC |
1408 | if (kc[i].name == NULL) { |
1409 | kfree(se); | |
267e2c6f | 1410 | goto err_se; |
65030ff3 | 1411 | } |
1a7dd6e2 ML |
1412 | kc[i].private_value = (long)se; |
1413 | kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
1414 | kc[i].access = ec->hdr.access; | |
8a978234 | 1415 | |
1a7dd6e2 ML |
1416 | /* we only support FL/FR channel mapping atm */ |
1417 | se->reg = tplc_chan_get_reg(tplg, ec->channel, SNDRV_CHMAP_FL); | |
1418 | se->shift_l = tplc_chan_get_shift(tplg, ec->channel, | |
1419 | SNDRV_CHMAP_FL); | |
1420 | se->shift_r = tplc_chan_get_shift(tplg, ec->channel, | |
1421 | SNDRV_CHMAP_FR); | |
8a978234 | 1422 | |
1a7dd6e2 ML |
1423 | se->items = ec->items; |
1424 | se->mask = ec->mask; | |
1425 | se->dobj.index = tplg->index; | |
8a978234 | 1426 | |
5aebe7c7 | 1427 | switch (le32_to_cpu(ec->hdr.ops.info)) { |
1a7dd6e2 ML |
1428 | case SND_SOC_TPLG_CTL_ENUM_VALUE: |
1429 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
1430 | err = soc_tplg_denum_create_values(se, ec); | |
1431 | if (err < 0) { | |
1432 | dev_err(tplg->dev, "ASoC: could not create values for %s\n", | |
1433 | ec->hdr.name); | |
1434 | goto err_se; | |
1435 | } | |
9c6c4d96 | 1436 | /* fall through */ |
1a7dd6e2 ML |
1437 | case SND_SOC_TPLG_CTL_ENUM: |
1438 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
1439 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
1440 | err = soc_tplg_denum_create_texts(se, ec); | |
1441 | if (err < 0) { | |
1442 | dev_err(tplg->dev, "ASoC: could not create texts for %s\n", | |
1443 | ec->hdr.name); | |
1444 | goto err_se; | |
1445 | } | |
1446 | break; | |
1447 | default: | |
1448 | dev_err(tplg->dev, "ASoC: invalid enum control type %d for %s\n", | |
1449 | ec->hdr.ops.info, ec->hdr.name); | |
8a978234 LG |
1450 | goto err_se; |
1451 | } | |
1a7dd6e2 ML |
1452 | |
1453 | /* map io handlers */ | |
1454 | err = soc_tplg_kcontrol_bind_io(&ec->hdr, &kc[i], tplg); | |
1455 | if (err) { | |
1456 | soc_control_err(tplg, &ec->hdr, ec->hdr.name); | |
1457 | goto err_se; | |
1458 | } | |
1459 | ||
1460 | /* pass control to driver for optional further init */ | |
1461 | err = soc_tplg_init_kcontrol(tplg, &kc[i], | |
1462 | (struct snd_soc_tplg_ctl_hdr *)ec); | |
8a978234 | 1463 | if (err < 0) { |
1a7dd6e2 | 1464 | dev_err(tplg->dev, "ASoC: failed to init %s\n", |
8a978234 LG |
1465 | ec->hdr.name); |
1466 | goto err_se; | |
1467 | } | |
8a978234 LG |
1468 | } |
1469 | ||
1470 | return kc; | |
1471 | ||
1472 | err_se: | |
1a7dd6e2 ML |
1473 | for (; i >= 0; i--) { |
1474 | /* free values and texts */ | |
1475 | se = (struct soc_enum *)kc[i].private_value; | |
6d5574ed CJ |
1476 | if (!se) |
1477 | continue; | |
1478 | ||
1a7dd6e2 ML |
1479 | kfree(se->dobj.control.dvalues); |
1480 | for (j = 0; j < ec->items; j++) | |
1481 | kfree(se->dobj.control.dtexts[j]); | |
34db6a3e | 1482 | kfree(se->dobj.control.dtexts); |
8a978234 | 1483 | |
1a7dd6e2 | 1484 | kfree(se); |
267e2c6f | 1485 | kfree(kc[i].name); |
1a7dd6e2 | 1486 | } |
8a978234 LG |
1487 | err: |
1488 | kfree(kc); | |
1489 | ||
1490 | return NULL; | |
1491 | } | |
1492 | ||
1493 | static struct snd_kcontrol_new *soc_tplg_dapm_widget_dbytes_create( | |
1494 | struct soc_tplg *tplg, int count) | |
1495 | { | |
1496 | struct snd_soc_tplg_bytes_control *be; | |
1497 | struct soc_bytes_ext *sbe; | |
1498 | struct snd_kcontrol_new *kc; | |
1499 | int i, err; | |
1500 | ||
4ca7deb1 | 1501 | kc = kcalloc(count, sizeof(*kc), GFP_KERNEL); |
8a978234 LG |
1502 | if (!kc) |
1503 | return NULL; | |
1504 | ||
1505 | for (i = 0; i < count; i++) { | |
1506 | be = (struct snd_soc_tplg_bytes_control *)tplg->pos; | |
1507 | ||
1508 | /* validate kcontrol */ | |
1509 | if (strnlen(be->hdr.name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1510 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1511 | goto err; | |
1512 | ||
1513 | sbe = kzalloc(sizeof(*sbe), GFP_KERNEL); | |
1514 | if (sbe == NULL) | |
1515 | goto err; | |
1516 | ||
1517 | tplg->pos += (sizeof(struct snd_soc_tplg_bytes_control) + | |
5aebe7c7 | 1518 | le32_to_cpu(be->priv.size)); |
8a978234 LG |
1519 | |
1520 | dev_dbg(tplg->dev, | |
1521 | "ASoC: adding bytes kcontrol %s with access 0x%x\n", | |
1522 | be->hdr.name, be->hdr.access); | |
1523 | ||
267e2c6f | 1524 | kc[i].name = kstrdup(be->hdr.name, GFP_KERNEL); |
65030ff3 DC |
1525 | if (kc[i].name == NULL) { |
1526 | kfree(sbe); | |
267e2c6f | 1527 | goto err; |
65030ff3 | 1528 | } |
8a978234 LG |
1529 | kc[i].private_value = (long)sbe; |
1530 | kc[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
1531 | kc[i].access = be->hdr.access; | |
1532 | ||
1533 | sbe->max = be->max; | |
1534 | INIT_LIST_HEAD(&sbe->dobj.list); | |
1535 | ||
1536 | /* map standard io handlers and check for external handlers */ | |
2b5cdb91 | 1537 | err = soc_tplg_kcontrol_bind_io(&be->hdr, &kc[i], tplg); |
8a978234 LG |
1538 | if (err) { |
1539 | soc_control_err(tplg, &be->hdr, be->hdr.name); | |
1540 | kfree(sbe); | |
1541 | continue; | |
1542 | } | |
1543 | ||
1544 | /* pass control to driver for optional further init */ | |
1545 | err = soc_tplg_init_kcontrol(tplg, &kc[i], | |
1546 | (struct snd_soc_tplg_ctl_hdr *)be); | |
1547 | if (err < 0) { | |
1548 | dev_err(tplg->dev, "ASoC: failed to init %s\n", | |
1549 | be->hdr.name); | |
1550 | kfree(sbe); | |
1551 | continue; | |
1552 | } | |
1553 | } | |
1554 | ||
1555 | return kc; | |
1556 | ||
1557 | err: | |
267e2c6f | 1558 | for (--i; i >= 0; i--) { |
8a978234 | 1559 | kfree((void *)kc[i].private_value); |
267e2c6f LG |
1560 | kfree(kc[i].name); |
1561 | } | |
8a978234 LG |
1562 | |
1563 | kfree(kc); | |
1564 | return NULL; | |
1565 | } | |
1566 | ||
1567 | static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg, | |
1568 | struct snd_soc_tplg_dapm_widget *w) | |
1569 | { | |
1570 | struct snd_soc_dapm_context *dapm = &tplg->comp->dapm; | |
1571 | struct snd_soc_dapm_widget template, *widget; | |
1572 | struct snd_soc_tplg_ctl_hdr *control_hdr; | |
1573 | struct snd_soc_card *card = tplg->comp->card; | |
eea3dd4f | 1574 | unsigned int kcontrol_type; |
8a978234 LG |
1575 | int ret = 0; |
1576 | ||
1577 | if (strnlen(w->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1578 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1579 | return -EINVAL; | |
1580 | if (strnlen(w->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == | |
1581 | SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
1582 | return -EINVAL; | |
1583 | ||
1584 | dev_dbg(tplg->dev, "ASoC: creating DAPM widget %s id %d\n", | |
1585 | w->name, w->id); | |
1586 | ||
1587 | memset(&template, 0, sizeof(template)); | |
1588 | ||
1589 | /* map user to kernel widget ID */ | |
5aebe7c7 | 1590 | template.id = get_widget_id(le32_to_cpu(w->id)); |
8a978234 LG |
1591 | if (template.id < 0) |
1592 | return template.id; | |
1593 | ||
c3421a6a | 1594 | /* strings are allocated here, but used and freed by the widget */ |
8a978234 LG |
1595 | template.name = kstrdup(w->name, GFP_KERNEL); |
1596 | if (!template.name) | |
1597 | return -ENOMEM; | |
1598 | template.sname = kstrdup(w->sname, GFP_KERNEL); | |
1599 | if (!template.sname) { | |
1600 | ret = -ENOMEM; | |
1601 | goto err; | |
1602 | } | |
5aebe7c7 PLB |
1603 | template.reg = le32_to_cpu(w->reg); |
1604 | template.shift = le32_to_cpu(w->shift); | |
1605 | template.mask = le32_to_cpu(w->mask); | |
1606 | template.subseq = le32_to_cpu(w->subseq); | |
8a978234 LG |
1607 | template.on_val = w->invert ? 0 : 1; |
1608 | template.off_val = w->invert ? 1 : 0; | |
5aebe7c7 PLB |
1609 | template.ignore_suspend = le32_to_cpu(w->ignore_suspend); |
1610 | template.event_flags = le16_to_cpu(w->event_flags); | |
8a978234 LG |
1611 | template.dobj.index = tplg->index; |
1612 | ||
1613 | tplg->pos += | |
5aebe7c7 PLB |
1614 | (sizeof(struct snd_soc_tplg_dapm_widget) + |
1615 | le32_to_cpu(w->priv.size)); | |
1616 | ||
8a978234 | 1617 | if (w->num_kcontrols == 0) { |
dd5abb74 | 1618 | kcontrol_type = 0; |
8a978234 LG |
1619 | template.num_kcontrols = 0; |
1620 | goto widget; | |
1621 | } | |
1622 | ||
1623 | control_hdr = (struct snd_soc_tplg_ctl_hdr *)tplg->pos; | |
1624 | dev_dbg(tplg->dev, "ASoC: template %s has %d controls of type %x\n", | |
1625 | w->name, w->num_kcontrols, control_hdr->type); | |
1626 | ||
5aebe7c7 | 1627 | switch (le32_to_cpu(control_hdr->ops.info)) { |
8a978234 LG |
1628 | case SND_SOC_TPLG_CTL_VOLSW: |
1629 | case SND_SOC_TPLG_CTL_STROBE: | |
1630 | case SND_SOC_TPLG_CTL_VOLSW_SX: | |
1631 | case SND_SOC_TPLG_CTL_VOLSW_XR_SX: | |
1632 | case SND_SOC_TPLG_CTL_RANGE: | |
1633 | case SND_SOC_TPLG_DAPM_CTL_VOLSW: | |
eea3dd4f | 1634 | kcontrol_type = SND_SOC_TPLG_TYPE_MIXER; /* volume mixer */ |
5aebe7c7 | 1635 | template.num_kcontrols = le32_to_cpu(w->num_kcontrols); |
8a978234 LG |
1636 | template.kcontrol_news = |
1637 | soc_tplg_dapm_widget_dmixer_create(tplg, | |
1638 | template.num_kcontrols); | |
1639 | if (!template.kcontrol_news) { | |
1640 | ret = -ENOMEM; | |
1641 | goto hdr_err; | |
1642 | } | |
1643 | break; | |
1644 | case SND_SOC_TPLG_CTL_ENUM: | |
1645 | case SND_SOC_TPLG_CTL_ENUM_VALUE: | |
1646 | case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE: | |
1647 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT: | |
1648 | case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE: | |
eea3dd4f | 1649 | kcontrol_type = SND_SOC_TPLG_TYPE_ENUM; /* enumerated mixer */ |
5aebe7c7 | 1650 | template.num_kcontrols = le32_to_cpu(w->num_kcontrols); |
8a978234 | 1651 | template.kcontrol_news = |
1a7dd6e2 ML |
1652 | soc_tplg_dapm_widget_denum_create(tplg, |
1653 | template.num_kcontrols); | |
8a978234 LG |
1654 | if (!template.kcontrol_news) { |
1655 | ret = -ENOMEM; | |
1656 | goto hdr_err; | |
1657 | } | |
1658 | break; | |
1659 | case SND_SOC_TPLG_CTL_BYTES: | |
eea3dd4f | 1660 | kcontrol_type = SND_SOC_TPLG_TYPE_BYTES; /* bytes control */ |
5aebe7c7 | 1661 | template.num_kcontrols = le32_to_cpu(w->num_kcontrols); |
8a978234 LG |
1662 | template.kcontrol_news = |
1663 | soc_tplg_dapm_widget_dbytes_create(tplg, | |
1664 | template.num_kcontrols); | |
1665 | if (!template.kcontrol_news) { | |
1666 | ret = -ENOMEM; | |
1667 | goto hdr_err; | |
1668 | } | |
1669 | break; | |
1670 | default: | |
1671 | dev_err(tplg->dev, "ASoC: invalid widget control type %d:%d:%d\n", | |
1672 | control_hdr->ops.get, control_hdr->ops.put, | |
5aebe7c7 | 1673 | le32_to_cpu(control_hdr->ops.info)); |
8a978234 LG |
1674 | ret = -EINVAL; |
1675 | goto hdr_err; | |
1676 | } | |
1677 | ||
1678 | widget: | |
1679 | ret = soc_tplg_widget_load(tplg, &template, w); | |
1680 | if (ret < 0) | |
1681 | goto hdr_err; | |
1682 | ||
1683 | /* card dapm mutex is held by the core if we are loading topology | |
1684 | * data during sound card init. */ | |
1685 | if (card->instantiated) | |
1686 | widget = snd_soc_dapm_new_control(dapm, &template); | |
1687 | else | |
1688 | widget = snd_soc_dapm_new_control_unlocked(dapm, &template); | |
37e1df8c LW |
1689 | if (IS_ERR(widget)) { |
1690 | ret = PTR_ERR(widget); | |
8a978234 LG |
1691 | goto hdr_err; |
1692 | } | |
1693 | ||
1694 | widget->dobj.type = SND_SOC_DOBJ_WIDGET; | |
eea3dd4f | 1695 | widget->dobj.widget.kcontrol_type = kcontrol_type; |
8a978234 LG |
1696 | widget->dobj.ops = tplg->ops; |
1697 | widget->dobj.index = tplg->index; | |
1698 | list_add(&widget->dobj.list, &tplg->comp->dobj_list); | |
ebd259d3 LG |
1699 | |
1700 | ret = soc_tplg_widget_ready(tplg, widget, w); | |
1701 | if (ret < 0) | |
1702 | goto ready_err; | |
1703 | ||
7620fe91 B |
1704 | kfree(template.sname); |
1705 | kfree(template.name); | |
1706 | ||
8a978234 LG |
1707 | return 0; |
1708 | ||
ebd259d3 LG |
1709 | ready_err: |
1710 | snd_soc_tplg_widget_remove(widget); | |
1711 | snd_soc_dapm_free_widget(widget); | |
8a978234 LG |
1712 | hdr_err: |
1713 | kfree(template.sname); | |
1714 | err: | |
1715 | kfree(template.name); | |
1716 | return ret; | |
1717 | } | |
1718 | ||
1719 | static int soc_tplg_dapm_widget_elems_load(struct soc_tplg *tplg, | |
1720 | struct snd_soc_tplg_hdr *hdr) | |
1721 | { | |
1722 | struct snd_soc_tplg_dapm_widget *widget; | |
5aebe7c7 PLB |
1723 | int ret, count, i; |
1724 | ||
1725 | count = le32_to_cpu(hdr->count); | |
8a978234 LG |
1726 | |
1727 | if (tplg->pass != SOC_TPLG_PASS_WIDGET) | |
1728 | return 0; | |
1729 | ||
1730 | dev_dbg(tplg->dev, "ASoC: adding %d DAPM widgets\n", count); | |
1731 | ||
1732 | for (i = 0; i < count; i++) { | |
1733 | widget = (struct snd_soc_tplg_dapm_widget *) tplg->pos; | |
5aebe7c7 | 1734 | if (le32_to_cpu(widget->size) != sizeof(*widget)) { |
06eb49f7 ML |
1735 | dev_err(tplg->dev, "ASoC: invalid widget size\n"); |
1736 | return -EINVAL; | |
1737 | } | |
1738 | ||
8a978234 | 1739 | ret = soc_tplg_dapm_widget_create(tplg, widget); |
7de76b62 | 1740 | if (ret < 0) { |
8a978234 LG |
1741 | dev_err(tplg->dev, "ASoC: failed to load widget %s\n", |
1742 | widget->name); | |
7de76b62 ML |
1743 | return ret; |
1744 | } | |
8a978234 LG |
1745 | } |
1746 | ||
1747 | return 0; | |
1748 | } | |
1749 | ||
1750 | static int soc_tplg_dapm_complete(struct soc_tplg *tplg) | |
1751 | { | |
1752 | struct snd_soc_card *card = tplg->comp->card; | |
1753 | int ret; | |
1754 | ||
1755 | /* Card might not have been registered at this point. | |
1756 | * If so, just return success. | |
1757 | */ | |
1758 | if (!card || !card->instantiated) { | |
1759 | dev_warn(tplg->dev, "ASoC: Parent card not yet available," | |
cc9d4714 | 1760 | " widget card binding deferred\n"); |
8a978234 LG |
1761 | return 0; |
1762 | } | |
1763 | ||
1764 | ret = snd_soc_dapm_new_widgets(card); | |
1765 | if (ret < 0) | |
1766 | dev_err(tplg->dev, "ASoC: failed to create new widgets %d\n", | |
1767 | ret); | |
1768 | ||
1769 | return 0; | |
1770 | } | |
1771 | ||
b6b6e4d6 ML |
1772 | static void set_stream_info(struct snd_soc_pcm_stream *stream, |
1773 | struct snd_soc_tplg_stream_caps *caps) | |
1774 | { | |
1775 | stream->stream_name = kstrdup(caps->name, GFP_KERNEL); | |
5aebe7c7 PLB |
1776 | stream->channels_min = le32_to_cpu(caps->channels_min); |
1777 | stream->channels_max = le32_to_cpu(caps->channels_max); | |
1778 | stream->rates = le32_to_cpu(caps->rates); | |
1779 | stream->rate_min = le32_to_cpu(caps->rate_min); | |
1780 | stream->rate_max = le32_to_cpu(caps->rate_max); | |
1781 | stream->formats = le64_to_cpu(caps->formats); | |
1782 | stream->sig_bits = le32_to_cpu(caps->sig_bits); | |
b6b6e4d6 ML |
1783 | } |
1784 | ||
0038be9a ML |
1785 | static void set_dai_flags(struct snd_soc_dai_driver *dai_drv, |
1786 | unsigned int flag_mask, unsigned int flags) | |
1787 | { | |
1788 | if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES) | |
1789 | dai_drv->symmetric_rates = | |
1790 | flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES ? 1 : 0; | |
1791 | ||
1792 | if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS) | |
1793 | dai_drv->symmetric_channels = | |
1794 | flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS ? | |
1795 | 1 : 0; | |
1796 | ||
1797 | if (flag_mask & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS) | |
1798 | dai_drv->symmetric_samplebits = | |
1799 | flags & SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS ? | |
1800 | 1 : 0; | |
1801 | } | |
1802 | ||
64527e8a ML |
1803 | static int soc_tplg_dai_create(struct soc_tplg *tplg, |
1804 | struct snd_soc_tplg_pcm *pcm) | |
1805 | { | |
1806 | struct snd_soc_dai_driver *dai_drv; | |
1807 | struct snd_soc_pcm_stream *stream; | |
1808 | struct snd_soc_tplg_stream_caps *caps; | |
1809 | int ret; | |
1810 | ||
1811 | dai_drv = kzalloc(sizeof(struct snd_soc_dai_driver), GFP_KERNEL); | |
1812 | if (dai_drv == NULL) | |
1813 | return -ENOMEM; | |
1814 | ||
8f27c4ab ML |
1815 | if (strlen(pcm->dai_name)) |
1816 | dai_drv->name = kstrdup(pcm->dai_name, GFP_KERNEL); | |
5aebe7c7 | 1817 | dai_drv->id = le32_to_cpu(pcm->dai_id); |
64527e8a ML |
1818 | |
1819 | if (pcm->playback) { | |
1820 | stream = &dai_drv->playback; | |
1821 | caps = &pcm->caps[SND_SOC_TPLG_STREAM_PLAYBACK]; | |
b6b6e4d6 | 1822 | set_stream_info(stream, caps); |
64527e8a ML |
1823 | } |
1824 | ||
1825 | if (pcm->capture) { | |
1826 | stream = &dai_drv->capture; | |
1827 | caps = &pcm->caps[SND_SOC_TPLG_STREAM_CAPTURE]; | |
b6b6e4d6 | 1828 | set_stream_info(stream, caps); |
64527e8a ML |
1829 | } |
1830 | ||
5db6aab6 LG |
1831 | if (pcm->compress) |
1832 | dai_drv->compress_new = snd_soc_new_compress; | |
1833 | ||
64527e8a | 1834 | /* pass control to component driver for optional further init */ |
c60b613a | 1835 | ret = soc_tplg_dai_load(tplg, dai_drv, pcm, NULL); |
64527e8a ML |
1836 | if (ret < 0) { |
1837 | dev_err(tplg->comp->dev, "ASoC: DAI loading failed\n"); | |
7b6f68a4 B |
1838 | kfree(dai_drv->playback.stream_name); |
1839 | kfree(dai_drv->capture.stream_name); | |
1840 | kfree(dai_drv->name); | |
64527e8a ML |
1841 | kfree(dai_drv); |
1842 | return ret; | |
1843 | } | |
1844 | ||
1845 | dai_drv->dobj.index = tplg->index; | |
1846 | dai_drv->dobj.ops = tplg->ops; | |
1847 | dai_drv->dobj.type = SND_SOC_DOBJ_PCM; | |
1848 | list_add(&dai_drv->dobj.list, &tplg->comp->dobj_list); | |
1849 | ||
1850 | /* register the DAI to the component */ | |
1851 | return snd_soc_register_dai(tplg->comp, dai_drv); | |
1852 | } | |
1853 | ||
717a8e72 ML |
1854 | static void set_link_flags(struct snd_soc_dai_link *link, |
1855 | unsigned int flag_mask, unsigned int flags) | |
1856 | { | |
1857 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES) | |
1858 | link->symmetric_rates = | |
1859 | flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES ? 1 : 0; | |
1860 | ||
1861 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS) | |
1862 | link->symmetric_channels = | |
1863 | flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS ? | |
1864 | 1 : 0; | |
1865 | ||
1866 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS) | |
1867 | link->symmetric_samplebits = | |
1868 | flags & SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS ? | |
1869 | 1 : 0; | |
6ff67cca ML |
1870 | |
1871 | if (flag_mask & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP) | |
1872 | link->ignore_suspend = | |
1873 | flags & SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP ? | |
1874 | 1 : 0; | |
717a8e72 ML |
1875 | } |
1876 | ||
67d1c21e | 1877 | /* create the FE DAI link */ |
ab4bc5ee | 1878 | static int soc_tplg_fe_link_create(struct soc_tplg *tplg, |
acfc7d46 ML |
1879 | struct snd_soc_tplg_pcm *pcm) |
1880 | { | |
1881 | struct snd_soc_dai_link *link; | |
1882 | int ret; | |
1883 | ||
1884 | link = kzalloc(sizeof(struct snd_soc_dai_link), GFP_KERNEL); | |
1885 | if (link == NULL) | |
1886 | return -ENOMEM; | |
1887 | ||
8f27c4ab ML |
1888 | if (strlen(pcm->pcm_name)) { |
1889 | link->name = kstrdup(pcm->pcm_name, GFP_KERNEL); | |
1890 | link->stream_name = kstrdup(pcm->pcm_name, GFP_KERNEL); | |
1891 | } | |
5aebe7c7 | 1892 | link->id = le32_to_cpu(pcm->pcm_id); |
acfc7d46 | 1893 | |
8f27c4ab ML |
1894 | if (strlen(pcm->dai_name)) |
1895 | link->cpu_dai_name = kstrdup(pcm->dai_name, GFP_KERNEL); | |
1896 | ||
67d1c21e GS |
1897 | link->codec_name = "snd-soc-dummy"; |
1898 | link->codec_dai_name = "snd-soc-dummy-dai"; | |
1899 | ||
1900 | /* enable DPCM */ | |
1901 | link->dynamic = 1; | |
5aebe7c7 PLB |
1902 | link->dpcm_playback = le32_to_cpu(pcm->playback); |
1903 | link->dpcm_capture = le32_to_cpu(pcm->capture); | |
717a8e72 | 1904 | if (pcm->flag_mask) |
5aebe7c7 PLB |
1905 | set_link_flags(link, |
1906 | le32_to_cpu(pcm->flag_mask), | |
1907 | le32_to_cpu(pcm->flags)); | |
67d1c21e | 1908 | |
acfc7d46 | 1909 | /* pass control to component driver for optional further init */ |
c60b613a | 1910 | ret = soc_tplg_dai_link_load(tplg, link, NULL); |
acfc7d46 ML |
1911 | if (ret < 0) { |
1912 | dev_err(tplg->comp->dev, "ASoC: FE link loading failed\n"); | |
b3718b8f B |
1913 | kfree(link->name); |
1914 | kfree(link->stream_name); | |
1915 | kfree(link->cpu_dai_name); | |
acfc7d46 ML |
1916 | kfree(link); |
1917 | return ret; | |
1918 | } | |
1919 | ||
1920 | link->dobj.index = tplg->index; | |
1921 | link->dobj.ops = tplg->ops; | |
1922 | link->dobj.type = SND_SOC_DOBJ_DAI_LINK; | |
1923 | list_add(&link->dobj.list, &tplg->comp->dobj_list); | |
1924 | ||
1925 | snd_soc_add_dai_link(tplg->comp->card, link); | |
1926 | return 0; | |
1927 | } | |
1928 | ||
1929 | /* create a FE DAI and DAI link from the PCM object */ | |
64527e8a ML |
1930 | static int soc_tplg_pcm_create(struct soc_tplg *tplg, |
1931 | struct snd_soc_tplg_pcm *pcm) | |
1932 | { | |
acfc7d46 ML |
1933 | int ret; |
1934 | ||
1935 | ret = soc_tplg_dai_create(tplg, pcm); | |
1936 | if (ret < 0) | |
1937 | return ret; | |
1938 | ||
ab4bc5ee | 1939 | return soc_tplg_fe_link_create(tplg, pcm); |
64527e8a ML |
1940 | } |
1941 | ||
55726dc9 ML |
1942 | /* copy stream caps from the old version 4 of source */ |
1943 | static void stream_caps_new_ver(struct snd_soc_tplg_stream_caps *dest, | |
1944 | struct snd_soc_tplg_stream_caps_v4 *src) | |
1945 | { | |
5aebe7c7 | 1946 | dest->size = cpu_to_le32(sizeof(*dest)); |
55726dc9 ML |
1947 | memcpy(dest->name, src->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); |
1948 | dest->formats = src->formats; | |
1949 | dest->rates = src->rates; | |
1950 | dest->rate_min = src->rate_min; | |
1951 | dest->rate_max = src->rate_max; | |
1952 | dest->channels_min = src->channels_min; | |
1953 | dest->channels_max = src->channels_max; | |
1954 | dest->periods_min = src->periods_min; | |
1955 | dest->periods_max = src->periods_max; | |
1956 | dest->period_size_min = src->period_size_min; | |
1957 | dest->period_size_max = src->period_size_max; | |
1958 | dest->buffer_size_min = src->buffer_size_min; | |
1959 | dest->buffer_size_max = src->buffer_size_max; | |
1960 | } | |
1961 | ||
1962 | /** | |
1963 | * pcm_new_ver - Create the new version of PCM from the old version. | |
1964 | * @tplg: topology context | |
1965 | * @src: older version of pcm as a source | |
1966 | * @pcm: latest version of pcm created from the source | |
1967 | * | |
1968 | * Support from vesion 4. User should free the returned pcm manually. | |
1969 | */ | |
1970 | static int pcm_new_ver(struct soc_tplg *tplg, | |
1971 | struct snd_soc_tplg_pcm *src, | |
1972 | struct snd_soc_tplg_pcm **pcm) | |
1973 | { | |
1974 | struct snd_soc_tplg_pcm *dest; | |
1975 | struct snd_soc_tplg_pcm_v4 *src_v4; | |
1976 | int i; | |
1977 | ||
1978 | *pcm = NULL; | |
1979 | ||
5aebe7c7 | 1980 | if (le32_to_cpu(src->size) != sizeof(*src_v4)) { |
55726dc9 ML |
1981 | dev_err(tplg->dev, "ASoC: invalid PCM size\n"); |
1982 | return -EINVAL; | |
1983 | } | |
1984 | ||
1985 | dev_warn(tplg->dev, "ASoC: old version of PCM\n"); | |
1986 | src_v4 = (struct snd_soc_tplg_pcm_v4 *)src; | |
1987 | dest = kzalloc(sizeof(*dest), GFP_KERNEL); | |
1988 | if (!dest) | |
1989 | return -ENOMEM; | |
1990 | ||
5aebe7c7 | 1991 | dest->size = cpu_to_le32(sizeof(*dest)); /* size of latest abi version */ |
55726dc9 ML |
1992 | memcpy(dest->pcm_name, src_v4->pcm_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); |
1993 | memcpy(dest->dai_name, src_v4->dai_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); | |
1994 | dest->pcm_id = src_v4->pcm_id; | |
1995 | dest->dai_id = src_v4->dai_id; | |
1996 | dest->playback = src_v4->playback; | |
1997 | dest->capture = src_v4->capture; | |
1998 | dest->compress = src_v4->compress; | |
1999 | dest->num_streams = src_v4->num_streams; | |
5aebe7c7 | 2000 | for (i = 0; i < le32_to_cpu(dest->num_streams); i++) |
55726dc9 ML |
2001 | memcpy(&dest->stream[i], &src_v4->stream[i], |
2002 | sizeof(struct snd_soc_tplg_stream)); | |
2003 | ||
2004 | for (i = 0; i < 2; i++) | |
2005 | stream_caps_new_ver(&dest->caps[i], &src_v4->caps[i]); | |
2006 | ||
2007 | *pcm = dest; | |
2008 | return 0; | |
2009 | } | |
2010 | ||
64527e8a | 2011 | static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg, |
8a978234 LG |
2012 | struct snd_soc_tplg_hdr *hdr) |
2013 | { | |
55726dc9 | 2014 | struct snd_soc_tplg_pcm *pcm, *_pcm; |
5aebe7c7 PLB |
2015 | int count; |
2016 | int size; | |
fd340455 | 2017 | int i; |
55726dc9 | 2018 | bool abi_match; |
8a978234 | 2019 | |
5aebe7c7 PLB |
2020 | count = le32_to_cpu(hdr->count); |
2021 | ||
8a978234 LG |
2022 | if (tplg->pass != SOC_TPLG_PASS_PCM_DAI) |
2023 | return 0; | |
2024 | ||
55726dc9 ML |
2025 | /* check the element size and count */ |
2026 | pcm = (struct snd_soc_tplg_pcm *)tplg->pos; | |
5aebe7c7 PLB |
2027 | size = le32_to_cpu(pcm->size); |
2028 | if (size > sizeof(struct snd_soc_tplg_pcm) | |
2029 | || size < sizeof(struct snd_soc_tplg_pcm_v4)) { | |
55726dc9 | 2030 | dev_err(tplg->dev, "ASoC: invalid size %d for PCM elems\n", |
5aebe7c7 | 2031 | size); |
55726dc9 ML |
2032 | return -EINVAL; |
2033 | } | |
2034 | ||
8a978234 | 2035 | if (soc_tplg_check_elem_count(tplg, |
5aebe7c7 PLB |
2036 | size, count, |
2037 | le32_to_cpu(hdr->payload_size), | |
2038 | "PCM DAI")) { | |
8a978234 LG |
2039 | dev_err(tplg->dev, "ASoC: invalid count %d for PCM DAI elems\n", |
2040 | count); | |
2041 | return -EINVAL; | |
2042 | } | |
2043 | ||
64527e8a | 2044 | for (i = 0; i < count; i++) { |
55726dc9 | 2045 | pcm = (struct snd_soc_tplg_pcm *)tplg->pos; |
5aebe7c7 | 2046 | size = le32_to_cpu(pcm->size); |
55726dc9 ML |
2047 | |
2048 | /* check ABI version by size, create a new version of pcm | |
2049 | * if abi not match. | |
2050 | */ | |
5aebe7c7 | 2051 | if (size == sizeof(*pcm)) { |
55726dc9 ML |
2052 | abi_match = true; |
2053 | _pcm = pcm; | |
2054 | } else { | |
2055 | abi_match = false; | |
fd340455 | 2056 | pcm_new_ver(tplg, pcm, &_pcm); |
06eb49f7 ML |
2057 | } |
2058 | ||
55726dc9 ML |
2059 | /* create the FE DAIs and DAI links */ |
2060 | soc_tplg_pcm_create(tplg, _pcm); | |
2061 | ||
717a8e72 ML |
2062 | /* offset by version-specific struct size and |
2063 | * real priv data size | |
2064 | */ | |
5aebe7c7 | 2065 | tplg->pos += size + le32_to_cpu(_pcm->priv.size); |
717a8e72 | 2066 | |
55726dc9 ML |
2067 | if (!abi_match) |
2068 | kfree(_pcm); /* free the duplicated one */ | |
64527e8a ML |
2069 | } |
2070 | ||
8a978234 | 2071 | dev_dbg(tplg->dev, "ASoC: adding %d PCM DAIs\n", count); |
8a978234 | 2072 | |
8a978234 | 2073 | return 0; |
8a978234 LG |
2074 | } |
2075 | ||
593d9e52 ML |
2076 | /** |
2077 | * set_link_hw_format - Set the HW audio format of the physical DAI link. | |
8abab35f | 2078 | * @link: &snd_soc_dai_link which should be updated |
593d9e52 ML |
2079 | * @cfg: physical link configs. |
2080 | * | |
2081 | * Topology context contains a list of supported HW formats (configs) and | |
2082 | * a default format ID for the physical link. This function will use this | |
2083 | * default ID to choose the HW format to set the link's DAI format for init. | |
2084 | */ | |
2085 | static void set_link_hw_format(struct snd_soc_dai_link *link, | |
2086 | struct snd_soc_tplg_link_config *cfg) | |
2087 | { | |
2088 | struct snd_soc_tplg_hw_config *hw_config; | |
2089 | unsigned char bclk_master, fsync_master; | |
2090 | unsigned char invert_bclk, invert_fsync; | |
2091 | int i; | |
2092 | ||
5aebe7c7 | 2093 | for (i = 0; i < le32_to_cpu(cfg->num_hw_configs); i++) { |
593d9e52 ML |
2094 | hw_config = &cfg->hw_config[i]; |
2095 | if (hw_config->id != cfg->default_hw_config_id) | |
2096 | continue; | |
2097 | ||
5aebe7c7 PLB |
2098 | link->dai_fmt = le32_to_cpu(hw_config->fmt) & |
2099 | SND_SOC_DAIFMT_FORMAT_MASK; | |
593d9e52 | 2100 | |
933e1c4a | 2101 | /* clock gating */ |
fbeabd09 KM |
2102 | switch (hw_config->clock_gated) { |
2103 | case SND_SOC_TPLG_DAI_CLK_GATE_GATED: | |
933e1c4a | 2104 | link->dai_fmt |= SND_SOC_DAIFMT_GATED; |
fbeabd09 KM |
2105 | break; |
2106 | ||
2107 | case SND_SOC_TPLG_DAI_CLK_GATE_CONT: | |
933e1c4a | 2108 | link->dai_fmt |= SND_SOC_DAIFMT_CONT; |
fbeabd09 KM |
2109 | break; |
2110 | ||
2111 | default: | |
2112 | /* ignore the value */ | |
2113 | break; | |
2114 | } | |
933e1c4a | 2115 | |
593d9e52 ML |
2116 | /* clock signal polarity */ |
2117 | invert_bclk = hw_config->invert_bclk; | |
2118 | invert_fsync = hw_config->invert_fsync; | |
2119 | if (!invert_bclk && !invert_fsync) | |
2120 | link->dai_fmt |= SND_SOC_DAIFMT_NB_NF; | |
2121 | else if (!invert_bclk && invert_fsync) | |
2122 | link->dai_fmt |= SND_SOC_DAIFMT_NB_IF; | |
2123 | else if (invert_bclk && !invert_fsync) | |
2124 | link->dai_fmt |= SND_SOC_DAIFMT_IB_NF; | |
2125 | else | |
2126 | link->dai_fmt |= SND_SOC_DAIFMT_IB_IF; | |
2127 | ||
2128 | /* clock masters */ | |
a941e2fa KM |
2129 | bclk_master = (hw_config->bclk_master == |
2130 | SND_SOC_TPLG_BCLK_CM); | |
2131 | fsync_master = (hw_config->fsync_master == | |
2132 | SND_SOC_TPLG_FSYNC_CM); | |
2133 | if (bclk_master && fsync_master) | |
593d9e52 | 2134 | link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFM; |
593d9e52 | 2135 | else if (!bclk_master && fsync_master) |
a941e2fa KM |
2136 | link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFM; |
2137 | else if (bclk_master && !fsync_master) | |
593d9e52 ML |
2138 | link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFS; |
2139 | else | |
2140 | link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFS; | |
2141 | } | |
2142 | } | |
2143 | ||
2144 | /** | |
2145 | * link_new_ver - Create a new physical link config from the old | |
2146 | * version of source. | |
8abab35f | 2147 | * @tplg: topology context |
593d9e52 ML |
2148 | * @src: old version of phyical link config as a source |
2149 | * @link: latest version of physical link config created from the source | |
2150 | * | |
2151 | * Support from vesion 4. User need free the returned link config manually. | |
2152 | */ | |
2153 | static int link_new_ver(struct soc_tplg *tplg, | |
2154 | struct snd_soc_tplg_link_config *src, | |
2155 | struct snd_soc_tplg_link_config **link) | |
2156 | { | |
2157 | struct snd_soc_tplg_link_config *dest; | |
2158 | struct snd_soc_tplg_link_config_v4 *src_v4; | |
2159 | int i; | |
2160 | ||
2161 | *link = NULL; | |
2162 | ||
5aebe7c7 PLB |
2163 | if (le32_to_cpu(src->size) != |
2164 | sizeof(struct snd_soc_tplg_link_config_v4)) { | |
593d9e52 ML |
2165 | dev_err(tplg->dev, "ASoC: invalid physical link config size\n"); |
2166 | return -EINVAL; | |
2167 | } | |
2168 | ||
2169 | dev_warn(tplg->dev, "ASoC: old version of physical link config\n"); | |
2170 | ||
2171 | src_v4 = (struct snd_soc_tplg_link_config_v4 *)src; | |
2172 | dest = kzalloc(sizeof(*dest), GFP_KERNEL); | |
2173 | if (!dest) | |
2174 | return -ENOMEM; | |
2175 | ||
5aebe7c7 | 2176 | dest->size = cpu_to_le32(sizeof(*dest)); |
593d9e52 ML |
2177 | dest->id = src_v4->id; |
2178 | dest->num_streams = src_v4->num_streams; | |
5aebe7c7 | 2179 | for (i = 0; i < le32_to_cpu(dest->num_streams); i++) |
593d9e52 ML |
2180 | memcpy(&dest->stream[i], &src_v4->stream[i], |
2181 | sizeof(struct snd_soc_tplg_stream)); | |
2182 | ||
2183 | *link = dest; | |
2184 | return 0; | |
2185 | } | |
2186 | ||
2187 | /* Find and configure an existing physical DAI link */ | |
2188 | static int soc_tplg_link_config(struct soc_tplg *tplg, | |
2189 | struct snd_soc_tplg_link_config *cfg) | |
2190 | { | |
2191 | struct snd_soc_dai_link *link; | |
2192 | const char *name, *stream_name; | |
dbab1cb8 | 2193 | size_t len; |
593d9e52 ML |
2194 | int ret; |
2195 | ||
dbab1cb8 ML |
2196 | len = strnlen(cfg->name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); |
2197 | if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
2198 | return -EINVAL; | |
2199 | else if (len) | |
2200 | name = cfg->name; | |
2201 | else | |
2202 | name = NULL; | |
2203 | ||
2204 | len = strnlen(cfg->stream_name, SNDRV_CTL_ELEM_ID_NAME_MAXLEN); | |
2205 | if (len == SNDRV_CTL_ELEM_ID_NAME_MAXLEN) | |
2206 | return -EINVAL; | |
2207 | else if (len) | |
2208 | stream_name = cfg->stream_name; | |
2209 | else | |
2210 | stream_name = NULL; | |
593d9e52 | 2211 | |
5aebe7c7 | 2212 | link = snd_soc_find_dai_link(tplg->comp->card, le32_to_cpu(cfg->id), |
593d9e52 ML |
2213 | name, stream_name); |
2214 | if (!link) { | |
2215 | dev_err(tplg->dev, "ASoC: physical link %s (id %d) not exist\n", | |
2216 | name, cfg->id); | |
2217 | return -EINVAL; | |
2218 | } | |
2219 | ||
2220 | /* hw format */ | |
2221 | if (cfg->num_hw_configs) | |
2222 | set_link_hw_format(link, cfg); | |
2223 | ||
2224 | /* flags */ | |
2225 | if (cfg->flag_mask) | |
5aebe7c7 PLB |
2226 | set_link_flags(link, |
2227 | le32_to_cpu(cfg->flag_mask), | |
2228 | le32_to_cpu(cfg->flags)); | |
593d9e52 ML |
2229 | |
2230 | /* pass control to component driver for optional further init */ | |
c60b613a | 2231 | ret = soc_tplg_dai_link_load(tplg, link, cfg); |
593d9e52 ML |
2232 | if (ret < 0) { |
2233 | dev_err(tplg->dev, "ASoC: physical link loading failed\n"); | |
2234 | return ret; | |
2235 | } | |
2236 | ||
adfebb51 B |
2237 | /* for unloading it in snd_soc_tplg_component_remove */ |
2238 | link->dobj.index = tplg->index; | |
2239 | link->dobj.ops = tplg->ops; | |
2240 | link->dobj.type = SND_SOC_DOBJ_BACKEND_LINK; | |
2241 | list_add(&link->dobj.list, &tplg->comp->dobj_list); | |
2242 | ||
593d9e52 ML |
2243 | return 0; |
2244 | } | |
2245 | ||
2246 | ||
2247 | /* Load physical link config elements from the topology context */ | |
2248 | static int soc_tplg_link_elems_load(struct soc_tplg *tplg, | |
2249 | struct snd_soc_tplg_hdr *hdr) | |
2250 | { | |
2251 | struct snd_soc_tplg_link_config *link, *_link; | |
5aebe7c7 PLB |
2252 | int count; |
2253 | int size; | |
593d9e52 ML |
2254 | int i, ret; |
2255 | bool abi_match; | |
2256 | ||
5aebe7c7 PLB |
2257 | count = le32_to_cpu(hdr->count); |
2258 | ||
593d9e52 | 2259 | if (tplg->pass != SOC_TPLG_PASS_LINK) { |
5aebe7c7 PLB |
2260 | tplg->pos += le32_to_cpu(hdr->size) + |
2261 | le32_to_cpu(hdr->payload_size); | |
593d9e52 ML |
2262 | return 0; |
2263 | }; | |
2264 | ||
2265 | /* check the element size and count */ | |
2266 | link = (struct snd_soc_tplg_link_config *)tplg->pos; | |
5aebe7c7 PLB |
2267 | size = le32_to_cpu(link->size); |
2268 | if (size > sizeof(struct snd_soc_tplg_link_config) | |
2269 | || size < sizeof(struct snd_soc_tplg_link_config_v4)) { | |
593d9e52 | 2270 | dev_err(tplg->dev, "ASoC: invalid size %d for physical link elems\n", |
5aebe7c7 | 2271 | size); |
593d9e52 ML |
2272 | return -EINVAL; |
2273 | } | |
2274 | ||
2275 | if (soc_tplg_check_elem_count(tplg, | |
5aebe7c7 PLB |
2276 | size, count, |
2277 | le32_to_cpu(hdr->payload_size), | |
2278 | "physical link config")) { | |
593d9e52 ML |
2279 | dev_err(tplg->dev, "ASoC: invalid count %d for physical link elems\n", |
2280 | count); | |
2281 | return -EINVAL; | |
2282 | } | |
2283 | ||
2284 | /* config physical DAI links */ | |
2285 | for (i = 0; i < count; i++) { | |
2286 | link = (struct snd_soc_tplg_link_config *)tplg->pos; | |
5aebe7c7 PLB |
2287 | size = le32_to_cpu(link->size); |
2288 | if (size == sizeof(*link)) { | |
593d9e52 ML |
2289 | abi_match = true; |
2290 | _link = link; | |
2291 | } else { | |
2292 | abi_match = false; | |
2293 | ret = link_new_ver(tplg, link, &_link); | |
2294 | if (ret < 0) | |
2295 | return ret; | |
2296 | } | |
2297 | ||
2298 | ret = soc_tplg_link_config(tplg, _link); | |
2299 | if (ret < 0) | |
2300 | return ret; | |
2301 | ||
2302 | /* offset by version-specific struct size and | |
2303 | * real priv data size | |
2304 | */ | |
5aebe7c7 | 2305 | tplg->pos += size + le32_to_cpu(_link->priv.size); |
593d9e52 ML |
2306 | |
2307 | if (!abi_match) | |
2308 | kfree(_link); /* free the duplicated one */ | |
2309 | } | |
2310 | ||
2311 | return 0; | |
2312 | } | |
2313 | ||
9aa3f034 ML |
2314 | /** |
2315 | * soc_tplg_dai_config - Find and configure an existing physical DAI. | |
0038be9a | 2316 | * @tplg: topology context |
9aa3f034 | 2317 | * @d: physical DAI configs. |
0038be9a | 2318 | * |
9aa3f034 ML |
2319 | * The physical dai should already be registered by the platform driver. |
2320 | * The platform driver should specify the DAI name and ID for matching. | |
0038be9a | 2321 | */ |
9aa3f034 ML |
2322 | static int soc_tplg_dai_config(struct soc_tplg *tplg, |
2323 | struct snd_soc_tplg_dai *d) | |
0038be9a | 2324 | { |
5aebe7c7 | 2325 | struct snd_soc_dai_link_component dai_component; |
0038be9a ML |
2326 | struct snd_soc_dai *dai; |
2327 | struct snd_soc_dai_driver *dai_drv; | |
2328 | struct snd_soc_pcm_stream *stream; | |
2329 | struct snd_soc_tplg_stream_caps *caps; | |
2330 | int ret; | |
2331 | ||
5aebe7c7 PLB |
2332 | memset(&dai_component, 0, sizeof(dai_component)); |
2333 | ||
9aa3f034 | 2334 | dai_component.dai_name = d->dai_name; |
0038be9a ML |
2335 | dai = snd_soc_find_dai(&dai_component); |
2336 | if (!dai) { | |
9aa3f034 ML |
2337 | dev_err(tplg->dev, "ASoC: physical DAI %s not registered\n", |
2338 | d->dai_name); | |
0038be9a ML |
2339 | return -EINVAL; |
2340 | } | |
2341 | ||
5aebe7c7 | 2342 | if (le32_to_cpu(d->dai_id) != dai->id) { |
9aa3f034 ML |
2343 | dev_err(tplg->dev, "ASoC: physical DAI %s id mismatch\n", |
2344 | d->dai_name); | |
0038be9a ML |
2345 | return -EINVAL; |
2346 | } | |
2347 | ||
2348 | dai_drv = dai->driver; | |
2349 | if (!dai_drv) | |
2350 | return -EINVAL; | |
2351 | ||
9aa3f034 | 2352 | if (d->playback) { |
0038be9a | 2353 | stream = &dai_drv->playback; |
9aa3f034 | 2354 | caps = &d->caps[SND_SOC_TPLG_STREAM_PLAYBACK]; |
0038be9a ML |
2355 | set_stream_info(stream, caps); |
2356 | } | |
2357 | ||
9aa3f034 | 2358 | if (d->capture) { |
0038be9a | 2359 | stream = &dai_drv->capture; |
9aa3f034 | 2360 | caps = &d->caps[SND_SOC_TPLG_STREAM_CAPTURE]; |
0038be9a ML |
2361 | set_stream_info(stream, caps); |
2362 | } | |
2363 | ||
9aa3f034 | 2364 | if (d->flag_mask) |
5aebe7c7 PLB |
2365 | set_dai_flags(dai_drv, |
2366 | le32_to_cpu(d->flag_mask), | |
2367 | le32_to_cpu(d->flags)); | |
0038be9a ML |
2368 | |
2369 | /* pass control to component driver for optional further init */ | |
c60b613a | 2370 | ret = soc_tplg_dai_load(tplg, dai_drv, NULL, dai); |
0038be9a ML |
2371 | if (ret < 0) { |
2372 | dev_err(tplg->comp->dev, "ASoC: DAI loading failed\n"); | |
2373 | return ret; | |
2374 | } | |
2375 | ||
2376 | return 0; | |
2377 | } | |
2378 | ||
9aa3f034 ML |
2379 | /* load physical DAI elements */ |
2380 | static int soc_tplg_dai_elems_load(struct soc_tplg *tplg, | |
2381 | struct snd_soc_tplg_hdr *hdr) | |
0038be9a | 2382 | { |
9aa3f034 | 2383 | struct snd_soc_tplg_dai *dai; |
5aebe7c7 | 2384 | int count; |
0038be9a ML |
2385 | int i; |
2386 | ||
5aebe7c7 PLB |
2387 | count = le32_to_cpu(hdr->count); |
2388 | ||
0038be9a ML |
2389 | if (tplg->pass != SOC_TPLG_PASS_BE_DAI) |
2390 | return 0; | |
2391 | ||
2392 | /* config the existing BE DAIs */ | |
2393 | for (i = 0; i < count; i++) { | |
9aa3f034 | 2394 | dai = (struct snd_soc_tplg_dai *)tplg->pos; |
5aebe7c7 | 2395 | if (le32_to_cpu(dai->size) != sizeof(*dai)) { |
9aa3f034 | 2396 | dev_err(tplg->dev, "ASoC: invalid physical DAI size\n"); |
0038be9a ML |
2397 | return -EINVAL; |
2398 | } | |
2399 | ||
9aa3f034 | 2400 | soc_tplg_dai_config(tplg, dai); |
5aebe7c7 | 2401 | tplg->pos += (sizeof(*dai) + le32_to_cpu(dai->priv.size)); |
0038be9a ML |
2402 | } |
2403 | ||
2404 | dev_dbg(tplg->dev, "ASoC: Configure %d BE DAIs\n", count); | |
2405 | return 0; | |
2406 | } | |
2407 | ||
583958fa ML |
2408 | /** |
2409 | * manifest_new_ver - Create a new version of manifest from the old version | |
2410 | * of source. | |
8abab35f | 2411 | * @tplg: topology context |
583958fa ML |
2412 | * @src: old version of manifest as a source |
2413 | * @manifest: latest version of manifest created from the source | |
2414 | * | |
2415 | * Support from vesion 4. Users need free the returned manifest manually. | |
2416 | */ | |
2417 | static int manifest_new_ver(struct soc_tplg *tplg, | |
2418 | struct snd_soc_tplg_manifest *src, | |
2419 | struct snd_soc_tplg_manifest **manifest) | |
2420 | { | |
2421 | struct snd_soc_tplg_manifest *dest; | |
2422 | struct snd_soc_tplg_manifest_v4 *src_v4; | |
5aebe7c7 | 2423 | int size; |
583958fa ML |
2424 | |
2425 | *manifest = NULL; | |
2426 | ||
5aebe7c7 PLB |
2427 | size = le32_to_cpu(src->size); |
2428 | if (size != sizeof(*src_v4)) { | |
ac9391da | 2429 | dev_warn(tplg->dev, "ASoC: invalid manifest size %d\n", |
5aebe7c7 PLB |
2430 | size); |
2431 | if (size) | |
ac9391da | 2432 | return -EINVAL; |
5aebe7c7 | 2433 | src->size = cpu_to_le32(sizeof(*src_v4)); |
583958fa ML |
2434 | } |
2435 | ||
2436 | dev_warn(tplg->dev, "ASoC: old version of manifest\n"); | |
2437 | ||
2438 | src_v4 = (struct snd_soc_tplg_manifest_v4 *)src; | |
5aebe7c7 PLB |
2439 | dest = kzalloc(sizeof(*dest) + le32_to_cpu(src_v4->priv.size), |
2440 | GFP_KERNEL); | |
583958fa ML |
2441 | if (!dest) |
2442 | return -ENOMEM; | |
2443 | ||
5aebe7c7 | 2444 | dest->size = cpu_to_le32(sizeof(*dest)); /* size of latest abi version */ |
583958fa ML |
2445 | dest->control_elems = src_v4->control_elems; |
2446 | dest->widget_elems = src_v4->widget_elems; | |
2447 | dest->graph_elems = src_v4->graph_elems; | |
2448 | dest->pcm_elems = src_v4->pcm_elems; | |
2449 | dest->dai_link_elems = src_v4->dai_link_elems; | |
2450 | dest->priv.size = src_v4->priv.size; | |
2451 | if (dest->priv.size) | |
2452 | memcpy(dest->priv.data, src_v4->priv.data, | |
5aebe7c7 | 2453 | le32_to_cpu(src_v4->priv.size)); |
583958fa ML |
2454 | |
2455 | *manifest = dest; | |
2456 | return 0; | |
2457 | } | |
0038be9a | 2458 | |
8a978234 | 2459 | static int soc_tplg_manifest_load(struct soc_tplg *tplg, |
0038be9a | 2460 | struct snd_soc_tplg_hdr *hdr) |
8a978234 | 2461 | { |
583958fa ML |
2462 | struct snd_soc_tplg_manifest *manifest, *_manifest; |
2463 | bool abi_match; | |
2464 | int err; | |
8a978234 LG |
2465 | |
2466 | if (tplg->pass != SOC_TPLG_PASS_MANIFEST) | |
2467 | return 0; | |
2468 | ||
2469 | manifest = (struct snd_soc_tplg_manifest *)tplg->pos; | |
06eb49f7 | 2470 | |
583958fa | 2471 | /* check ABI version by size, create a new manifest if abi not match */ |
5aebe7c7 | 2472 | if (le32_to_cpu(manifest->size) == sizeof(*manifest)) { |
583958fa ML |
2473 | abi_match = true; |
2474 | _manifest = manifest; | |
2475 | } else { | |
2476 | abi_match = false; | |
2477 | err = manifest_new_ver(tplg, manifest, &_manifest); | |
2478 | if (err < 0) | |
2479 | return err; | |
2480 | } | |
8a978234 | 2481 | |
583958fa | 2482 | /* pass control to component driver for optional further init */ |
8a978234 | 2483 | if (tplg->comp && tplg->ops && tplg->ops->manifest) |
c60b613a | 2484 | return tplg->ops->manifest(tplg->comp, tplg->index, _manifest); |
583958fa ML |
2485 | |
2486 | if (!abi_match) /* free the duplicated one */ | |
2487 | kfree(_manifest); | |
8a978234 | 2488 | |
8a978234 LG |
2489 | return 0; |
2490 | } | |
2491 | ||
2492 | /* validate header magic, size and type */ | |
2493 | static int soc_valid_header(struct soc_tplg *tplg, | |
2494 | struct snd_soc_tplg_hdr *hdr) | |
2495 | { | |
2496 | if (soc_tplg_get_hdr_offset(tplg) >= tplg->fw->size) | |
2497 | return 0; | |
2498 | ||
5aebe7c7 | 2499 | if (le32_to_cpu(hdr->size) != sizeof(*hdr)) { |
06eb49f7 ML |
2500 | dev_err(tplg->dev, |
2501 | "ASoC: invalid header size for type %d at offset 0x%lx size 0x%zx.\n", | |
5aebe7c7 | 2502 | le32_to_cpu(hdr->type), soc_tplg_get_hdr_offset(tplg), |
06eb49f7 ML |
2503 | tplg->fw->size); |
2504 | return -EINVAL; | |
2505 | } | |
2506 | ||
8a978234 | 2507 | /* big endian firmware objects not supported atm */ |
2114171d | 2508 | if (hdr->magic == SOC_TPLG_MAGIC_BIG_ENDIAN) { |
8a978234 LG |
2509 | dev_err(tplg->dev, |
2510 | "ASoC: pass %d big endian not supported header got %x at offset 0x%lx size 0x%zx.\n", | |
2511 | tplg->pass, hdr->magic, | |
2512 | soc_tplg_get_hdr_offset(tplg), tplg->fw->size); | |
2513 | return -EINVAL; | |
2514 | } | |
2515 | ||
5aebe7c7 | 2516 | if (le32_to_cpu(hdr->magic) != SND_SOC_TPLG_MAGIC) { |
8a978234 LG |
2517 | dev_err(tplg->dev, |
2518 | "ASoC: pass %d does not have a valid header got %x at offset 0x%lx size 0x%zx.\n", | |
2519 | tplg->pass, hdr->magic, | |
2520 | soc_tplg_get_hdr_offset(tplg), tplg->fw->size); | |
2521 | return -EINVAL; | |
2522 | } | |
2523 | ||
288b8da7 | 2524 | /* Support ABI from version 4 */ |
5aebe7c7 PLB |
2525 | if (le32_to_cpu(hdr->abi) > SND_SOC_TPLG_ABI_VERSION || |
2526 | le32_to_cpu(hdr->abi) < SND_SOC_TPLG_ABI_VERSION_MIN) { | |
8a978234 LG |
2527 | dev_err(tplg->dev, |
2528 | "ASoC: pass %d invalid ABI version got 0x%x need 0x%x at offset 0x%lx size 0x%zx.\n", | |
2529 | tplg->pass, hdr->abi, | |
2530 | SND_SOC_TPLG_ABI_VERSION, soc_tplg_get_hdr_offset(tplg), | |
2531 | tplg->fw->size); | |
2532 | return -EINVAL; | |
2533 | } | |
2534 | ||
2535 | if (hdr->payload_size == 0) { | |
2536 | dev_err(tplg->dev, "ASoC: header has 0 size at offset 0x%lx.\n", | |
2537 | soc_tplg_get_hdr_offset(tplg)); | |
2538 | return -EINVAL; | |
2539 | } | |
2540 | ||
5aebe7c7 | 2541 | if (tplg->pass == le32_to_cpu(hdr->type)) |
8a978234 LG |
2542 | dev_dbg(tplg->dev, |
2543 | "ASoC: Got 0x%x bytes of type %d version %d vendor %d at pass %d\n", | |
2544 | hdr->payload_size, hdr->type, hdr->version, | |
2545 | hdr->vendor_type, tplg->pass); | |
2546 | ||
2547 | return 1; | |
2548 | } | |
2549 | ||
2550 | /* check header type and call appropriate handler */ | |
2551 | static int soc_tplg_load_header(struct soc_tplg *tplg, | |
2552 | struct snd_soc_tplg_hdr *hdr) | |
2553 | { | |
2554 | tplg->pos = tplg->hdr_pos + sizeof(struct snd_soc_tplg_hdr); | |
2555 | ||
2556 | /* check for matching ID */ | |
5aebe7c7 | 2557 | if (le32_to_cpu(hdr->index) != tplg->req_index && |
bb97142b | 2558 | tplg->req_index != SND_SOC_TPLG_INDEX_ALL) |
8a978234 LG |
2559 | return 0; |
2560 | ||
5aebe7c7 | 2561 | tplg->index = le32_to_cpu(hdr->index); |
8a978234 | 2562 | |
5aebe7c7 | 2563 | switch (le32_to_cpu(hdr->type)) { |
8a978234 LG |
2564 | case SND_SOC_TPLG_TYPE_MIXER: |
2565 | case SND_SOC_TPLG_TYPE_ENUM: | |
2566 | case SND_SOC_TPLG_TYPE_BYTES: | |
2567 | return soc_tplg_kcontrol_elems_load(tplg, hdr); | |
2568 | case SND_SOC_TPLG_TYPE_DAPM_GRAPH: | |
2569 | return soc_tplg_dapm_graph_elems_load(tplg, hdr); | |
2570 | case SND_SOC_TPLG_TYPE_DAPM_WIDGET: | |
2571 | return soc_tplg_dapm_widget_elems_load(tplg, hdr); | |
2572 | case SND_SOC_TPLG_TYPE_PCM: | |
64527e8a | 2573 | return soc_tplg_pcm_elems_load(tplg, hdr); |
3fbf7935 | 2574 | case SND_SOC_TPLG_TYPE_DAI: |
9aa3f034 | 2575 | return soc_tplg_dai_elems_load(tplg, hdr); |
593d9e52 ML |
2576 | case SND_SOC_TPLG_TYPE_DAI_LINK: |
2577 | case SND_SOC_TPLG_TYPE_BACKEND_LINK: | |
2578 | /* physical link configurations */ | |
2579 | return soc_tplg_link_elems_load(tplg, hdr); | |
8a978234 LG |
2580 | case SND_SOC_TPLG_TYPE_MANIFEST: |
2581 | return soc_tplg_manifest_load(tplg, hdr); | |
2582 | default: | |
2583 | /* bespoke vendor data object */ | |
2584 | return soc_tplg_vendor_load(tplg, hdr); | |
2585 | } | |
2586 | ||
2587 | return 0; | |
2588 | } | |
2589 | ||
2590 | /* process the topology file headers */ | |
2591 | static int soc_tplg_process_headers(struct soc_tplg *tplg) | |
2592 | { | |
2593 | struct snd_soc_tplg_hdr *hdr; | |
2594 | int ret; | |
2595 | ||
2596 | tplg->pass = SOC_TPLG_PASS_START; | |
2597 | ||
2598 | /* process the header types from start to end */ | |
2599 | while (tplg->pass <= SOC_TPLG_PASS_END) { | |
2600 | ||
2601 | tplg->hdr_pos = tplg->fw->data; | |
2602 | hdr = (struct snd_soc_tplg_hdr *)tplg->hdr_pos; | |
2603 | ||
2604 | while (!soc_tplg_is_eof(tplg)) { | |
2605 | ||
2606 | /* make sure header is valid before loading */ | |
2607 | ret = soc_valid_header(tplg, hdr); | |
2608 | if (ret < 0) | |
2609 | return ret; | |
2610 | else if (ret == 0) | |
2611 | break; | |
2612 | ||
2613 | /* load the header object */ | |
2614 | ret = soc_tplg_load_header(tplg, hdr); | |
2615 | if (ret < 0) | |
2616 | return ret; | |
2617 | ||
2618 | /* goto next header */ | |
5aebe7c7 | 2619 | tplg->hdr_pos += le32_to_cpu(hdr->payload_size) + |
8a978234 LG |
2620 | sizeof(struct snd_soc_tplg_hdr); |
2621 | hdr = (struct snd_soc_tplg_hdr *)tplg->hdr_pos; | |
2622 | } | |
2623 | ||
2624 | /* next data type pass */ | |
2625 | tplg->pass++; | |
2626 | } | |
2627 | ||
2628 | /* signal DAPM we are complete */ | |
2629 | ret = soc_tplg_dapm_complete(tplg); | |
2630 | if (ret < 0) | |
2631 | dev_err(tplg->dev, | |
2632 | "ASoC: failed to initialise DAPM from Firmware\n"); | |
2633 | ||
2634 | return ret; | |
2635 | } | |
2636 | ||
2637 | static int soc_tplg_load(struct soc_tplg *tplg) | |
2638 | { | |
2639 | int ret; | |
2640 | ||
2641 | ret = soc_tplg_process_headers(tplg); | |
2642 | if (ret == 0) | |
2643 | soc_tplg_complete(tplg); | |
2644 | ||
2645 | return ret; | |
2646 | } | |
2647 | ||
2648 | /* load audio component topology from "firmware" file */ | |
2649 | int snd_soc_tplg_component_load(struct snd_soc_component *comp, | |
2650 | struct snd_soc_tplg_ops *ops, const struct firmware *fw, u32 id) | |
2651 | { | |
2652 | struct soc_tplg tplg; | |
304017d3 | 2653 | int ret; |
8a978234 LG |
2654 | |
2655 | /* setup parsing context */ | |
2656 | memset(&tplg, 0, sizeof(tplg)); | |
2657 | tplg.fw = fw; | |
2658 | tplg.dev = comp->dev; | |
2659 | tplg.comp = comp; | |
2660 | tplg.ops = ops; | |
2661 | tplg.req_index = id; | |
2662 | tplg.io_ops = ops->io_ops; | |
2663 | tplg.io_ops_count = ops->io_ops_count; | |
1a3232d2 ML |
2664 | tplg.bytes_ext_ops = ops->bytes_ext_ops; |
2665 | tplg.bytes_ext_ops_count = ops->bytes_ext_ops_count; | |
8a978234 | 2666 | |
304017d3 B |
2667 | ret = soc_tplg_load(&tplg); |
2668 | /* free the created components if fail to load topology */ | |
2669 | if (ret) | |
2670 | snd_soc_tplg_component_remove(comp, SND_SOC_TPLG_INDEX_ALL); | |
2671 | ||
2672 | return ret; | |
8a978234 LG |
2673 | } |
2674 | EXPORT_SYMBOL_GPL(snd_soc_tplg_component_load); | |
2675 | ||
2676 | /* remove this dynamic widget */ | |
2677 | void snd_soc_tplg_widget_remove(struct snd_soc_dapm_widget *w) | |
2678 | { | |
2679 | /* make sure we are a widget */ | |
2680 | if (w->dobj.type != SND_SOC_DOBJ_WIDGET) | |
2681 | return; | |
2682 | ||
2683 | remove_widget(w->dapm->component, &w->dobj, SOC_TPLG_PASS_WIDGET); | |
2684 | } | |
2685 | EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_remove); | |
2686 | ||
2687 | /* remove all dynamic widgets from this DAPM context */ | |
2688 | void snd_soc_tplg_widget_remove_all(struct snd_soc_dapm_context *dapm, | |
2689 | u32 index) | |
2690 | { | |
2691 | struct snd_soc_dapm_widget *w, *next_w; | |
8a978234 LG |
2692 | |
2693 | list_for_each_entry_safe(w, next_w, &dapm->card->widgets, list) { | |
2694 | ||
2695 | /* make sure we are a widget with correct context */ | |
2696 | if (w->dobj.type != SND_SOC_DOBJ_WIDGET || w->dapm != dapm) | |
2697 | continue; | |
2698 | ||
2699 | /* match ID */ | |
2700 | if (w->dobj.index != index && | |
2701 | w->dobj.index != SND_SOC_TPLG_INDEX_ALL) | |
2702 | continue; | |
8a978234 LG |
2703 | /* check and free and dynamic widget kcontrols */ |
2704 | snd_soc_tplg_widget_remove(w); | |
b97e2698 | 2705 | snd_soc_dapm_free_widget(w); |
8a978234 | 2706 | } |
fd589a1b | 2707 | snd_soc_dapm_reset_cache(dapm); |
8a978234 LG |
2708 | } |
2709 | EXPORT_SYMBOL_GPL(snd_soc_tplg_widget_remove_all); | |
2710 | ||
2711 | /* remove dynamic controls from the component driver */ | |
2712 | int snd_soc_tplg_component_remove(struct snd_soc_component *comp, u32 index) | |
2713 | { | |
2714 | struct snd_soc_dobj *dobj, *next_dobj; | |
2715 | int pass = SOC_TPLG_PASS_END; | |
2716 | ||
2717 | /* process the header types from end to start */ | |
2718 | while (pass >= SOC_TPLG_PASS_START) { | |
2719 | ||
2720 | /* remove mixer controls */ | |
2721 | list_for_each_entry_safe(dobj, next_dobj, &comp->dobj_list, | |
2722 | list) { | |
2723 | ||
2724 | /* match index */ | |
2725 | if (dobj->index != index && | |
feb12f0c | 2726 | index != SND_SOC_TPLG_INDEX_ALL) |
8a978234 LG |
2727 | continue; |
2728 | ||
2729 | switch (dobj->type) { | |
2730 | case SND_SOC_DOBJ_MIXER: | |
2731 | remove_mixer(comp, dobj, pass); | |
2732 | break; | |
2733 | case SND_SOC_DOBJ_ENUM: | |
2734 | remove_enum(comp, dobj, pass); | |
2735 | break; | |
2736 | case SND_SOC_DOBJ_BYTES: | |
2737 | remove_bytes(comp, dobj, pass); | |
2738 | break; | |
7df04ea7 RS |
2739 | case SND_SOC_DOBJ_GRAPH: |
2740 | remove_route(comp, dobj, pass); | |
2741 | break; | |
8a978234 LG |
2742 | case SND_SOC_DOBJ_WIDGET: |
2743 | remove_widget(comp, dobj, pass); | |
2744 | break; | |
2745 | case SND_SOC_DOBJ_PCM: | |
64527e8a | 2746 | remove_dai(comp, dobj, pass); |
8a978234 | 2747 | break; |
acfc7d46 ML |
2748 | case SND_SOC_DOBJ_DAI_LINK: |
2749 | remove_link(comp, dobj, pass); | |
2750 | break; | |
adfebb51 B |
2751 | case SND_SOC_DOBJ_BACKEND_LINK: |
2752 | /* | |
2753 | * call link_unload ops if extra | |
2754 | * deinitialization is needed. | |
2755 | */ | |
2756 | remove_backend_link(comp, dobj, pass); | |
2757 | break; | |
8a978234 LG |
2758 | default: |
2759 | dev_err(comp->dev, "ASoC: invalid component type %d for removal\n", | |
2760 | dobj->type); | |
2761 | break; | |
2762 | } | |
2763 | } | |
2764 | pass--; | |
2765 | } | |
2766 | ||
2767 | /* let caller know if FW can be freed when no objects are left */ | |
2768 | return !list_empty(&comp->dobj_list); | |
2769 | } | |
2770 | EXPORT_SYMBOL_GPL(snd_soc_tplg_component_remove); |