forked from ~ljy/RK356X_SDK_RELEASE
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hc
2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376 
 kernel/sound/soc/generic/simple-card-utils.c
....@@ -14,8 +14,8 @@
1414 #include <sound/jack.h>
1515 #include <sound/simple_card_utils.h>
1616 
17
-void asoc_simple_card_convert_fixup(struct asoc_simple_card_data *data,
18
-				    struct snd_pcm_hw_params *params)
17
+void asoc_simple_convert_fixup(struct asoc_simple_data *data,
18
+			       struct snd_pcm_hw_params *params)
1919 {
2020 	struct snd_interval *rate = hw_param_interval(params,
2121 						SNDRV_PCM_HW_PARAM_RATE);
....@@ -30,12 +30,13 @@
3030 		channels->min =
3131 		channels->max = data->convert_channels;
3232 }
33
-EXPORT_SYMBOL_GPL(asoc_simple_card_convert_fixup);
33
+EXPORT_SYMBOL_GPL(asoc_simple_convert_fixup);
3434 
35
-void asoc_simple_card_parse_convert(struct device *dev, char *prefix,
36
-				    struct asoc_simple_card_data *data)
35
+void asoc_simple_parse_convert(struct device *dev,
36
+			       struct device_node *np,
37
+			       char *prefix,
38
+			       struct asoc_simple_data *data)
3739 {
38
-	struct device_node *np = dev->of_node;
3940 	char prop[128];
4041 
4142 	if (!prefix)
....@@ -48,17 +49,14 @@
4849 	/* channels transfer */
4950 	snprintf(prop, sizeof(prop), "%s%s", prefix, "convert-channels");
5051 	of_property_read_u32(np, prop, &data->convert_channels);
51
-
52
-	dev_dbg(dev, "convert_rate     %d\n", data->convert_rate);
53
-	dev_dbg(dev, "convert_channels %d\n", data->convert_channels);
5452 }
55
-EXPORT_SYMBOL_GPL(asoc_simple_card_parse_convert);
53
+EXPORT_SYMBOL_GPL(asoc_simple_parse_convert);
5654 
57
-int asoc_simple_card_parse_daifmt(struct device *dev,
58
-				  struct device_node *node,
59
-				  struct device_node *codec,
60
-				  char *prefix,
61
-				  unsigned int *retfmt)
55
+int asoc_simple_parse_daifmt(struct device *dev,
56
+			     struct device_node *node,
57
+			     struct device_node *codec,
58
+			     char *prefix,
59
+			     unsigned int *retfmt)
6260 {
6361 	struct device_node *bitclkmaster = NULL;
6462 	struct device_node *framemaster = NULL;
....@@ -92,15 +90,13 @@
9290 
9391 	*retfmt = daifmt;
9492 
95
-	dev_dbg(dev, "format : %04x\n", daifmt);
96
-
9793 	return 0;
9894 }
99
-EXPORT_SYMBOL_GPL(asoc_simple_card_parse_daifmt);
95
+EXPORT_SYMBOL_GPL(asoc_simple_parse_daifmt);
10096 
101
-int asoc_simple_card_set_dailink_name(struct device *dev,
102
-				      struct snd_soc_dai_link *dai_link,
103
-				      const char *fmt, ...)
97
+int asoc_simple_set_dailink_name(struct device *dev,
98
+				 struct snd_soc_dai_link *dai_link,
99
+				 const char *fmt, ...)
104100 {
105101 	va_list ap;
106102 	char *name = NULL;
....@@ -115,16 +111,14 @@
115111 
116112 		dai_link->name		= name;
117113 		dai_link->stream_name	= name;
118
-
119
-		dev_dbg(dev, "name : %s\n", name);
120114 	}
121115 
122116 	return ret;
123117 }
124
-EXPORT_SYMBOL_GPL(asoc_simple_card_set_dailink_name);
118
+EXPORT_SYMBOL_GPL(asoc_simple_set_dailink_name);
125119 
126
-int asoc_simple_card_parse_card_name(struct snd_soc_card *card,
127
-				     char *prefix)
120
+int asoc_simple_parse_card_name(struct snd_soc_card *card,
121
+				char *prefix)
128122 {
129123 	int ret;
130124 
....@@ -145,35 +139,28 @@
145139 	if (!card->name && card->dai_link)
146140 		card->name = card->dai_link->name;
147141 
148
-	dev_dbg(card->dev, "Card Name: %s\n", card->name ? card->name : "");
142
+	return 0;
143
+}
144
+EXPORT_SYMBOL_GPL(asoc_simple_parse_card_name);
145
+
146
+static int asoc_simple_clk_enable(struct asoc_simple_dai *dai)
147
+{
148
+	if (dai)
149
+		return clk_prepare_enable(dai->clk);
149150 
150151 	return 0;
151152 }
152
-EXPORT_SYMBOL_GPL(asoc_simple_card_parse_card_name);
153153 
154
-static void asoc_simple_card_clk_register(struct asoc_simple_dai *dai,
155
-					  struct clk *clk)
154
+static void asoc_simple_clk_disable(struct asoc_simple_dai *dai)
156155 {
157
-	dai->clk = clk;
156
+	if (dai)
157
+		clk_disable_unprepare(dai->clk);
158158 }
159159 
160
-int asoc_simple_card_clk_enable(struct asoc_simple_dai *dai)
161
-{
162
-	return clk_prepare_enable(dai->clk);
163
-}
164
-EXPORT_SYMBOL_GPL(asoc_simple_card_clk_enable);
165
-
166
-void asoc_simple_card_clk_disable(struct asoc_simple_dai *dai)
167
-{
168
-	clk_disable_unprepare(dai->clk);
169
-}
170
-EXPORT_SYMBOL_GPL(asoc_simple_card_clk_disable);
171
-
172
-int asoc_simple_card_parse_clk(struct device *dev,
173
-			       struct device_node *node,
174
-			       struct device_node *dai_of_node,
175
-			       struct asoc_simple_dai *simple_dai,
176
-			       const char *name)
160
+int asoc_simple_parse_clk(struct device *dev,
161
+			  struct device_node *node,
162
+			  struct asoc_simple_dai *simple_dai,
163
+			  struct snd_soc_dai_link_component *dlc)
177164 {
178165 	struct clk *clk;
179166 	u32 val;
....@@ -188,11 +175,11 @@
188175 	if (!IS_ERR(clk)) {
189176 		simple_dai->sysclk = clk_get_rate(clk);
190177 
191
-		asoc_simple_card_clk_register(simple_dai, clk);
178
+		simple_dai->clk = clk;
192179 	} else if (!of_property_read_u32(node, "system-clock-frequency", &val)) {
193180 		simple_dai->sysclk = val;
194181 	} else {
195
-		clk = devm_get_clk_from_child(dev, dai_of_node, NULL);
182
+		clk = devm_get_clk_from_child(dev, dlc->of_node, NULL);
196183 		if (!IS_ERR(clk))
197184 			simple_dai->sysclk = clk_get_rate(clk);
198185 	}
....@@ -200,117 +187,125 @@
200187 	if (of_property_read_bool(node, "system-clock-direction-out"))
201188 		simple_dai->clk_direction = SND_SOC_CLOCK_OUT;
202189 
203
-	dev_dbg(dev, "%s : sysclk = %d, direction %d\n", name,
204
-		simple_dai->sysclk, simple_dai->clk_direction);
205
-
206190 	return 0;
207191 }
208
-EXPORT_SYMBOL_GPL(asoc_simple_card_parse_clk);
192
+EXPORT_SYMBOL_GPL(asoc_simple_parse_clk);
209193 
210
-int asoc_simple_card_parse_dai(struct device_node *node,
211
-				    struct device_node **dai_of_node,
212
-				    const char **dai_name,
213
-				    const char *list_name,
214
-				    const char *cells_name,
215
-				    int *is_single_link)
194
+int asoc_simple_startup(struct snd_pcm_substream *substream)
216195 {
217
-	struct of_phandle_args args;
196
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
197
+	struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
198
+	struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num);
218199 	int ret;
219200 
220
-	if (!node)
221
-		return 0;
222
-
223
-	/*
224
-	 * Get node via "sound-dai = <&phandle port>"
225
-	 * it will be used as xxx_of_node on soc_bind_dai_link()
226
-	 */
227
-	ret = of_parse_phandle_with_args(node, list_name, cells_name, 0, &args);
201
+	ret = asoc_simple_clk_enable(dai_props->cpu_dai);
228202 	if (ret)
229203 		return ret;
230204 
231
-	/* Get dai->name */
232
-	if (dai_name) {
233
-		ret = snd_soc_of_get_dai_name(node, dai_name);
205
+	ret = asoc_simple_clk_enable(dai_props->codec_dai);
206
+	if (ret)
207
+		asoc_simple_clk_disable(dai_props->cpu_dai);
208
+
209
+	return ret;
210
+}
211
+EXPORT_SYMBOL_GPL(asoc_simple_startup);
212
+
213
+void asoc_simple_shutdown(struct snd_pcm_substream *substream)
214
+{
215
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
216
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
217
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
218
+	struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
219
+	struct simple_dai_props *dai_props =
220
+		simple_priv_to_props(priv, rtd->num);
221
+
222
+	if (dai_props->mclk_fs) {
223
+		snd_soc_dai_set_sysclk(codec_dai, 0, 0, SND_SOC_CLOCK_IN);
224
+		snd_soc_dai_set_sysclk(cpu_dai, 0, 0, SND_SOC_CLOCK_OUT);
225
+	}
226
+
227
+	asoc_simple_clk_disable(dai_props->cpu_dai);
228
+
229
+	asoc_simple_clk_disable(dai_props->codec_dai);
230
+}
231
+EXPORT_SYMBOL_GPL(asoc_simple_shutdown);
232
+
233
+static int asoc_simple_set_clk_rate(struct asoc_simple_dai *simple_dai,
234
+				    unsigned long rate)
235
+{
236
+	if (!simple_dai)
237
+		return 0;
238
+
239
+	if (!simple_dai->clk)
240
+		return 0;
241
+
242
+	if (clk_get_rate(simple_dai->clk) == rate)
243
+		return 0;
244
+
245
+	return clk_set_rate(simple_dai->clk, rate);
246
+}
247
+
248
+int asoc_simple_hw_params(struct snd_pcm_substream *substream,
249
+			  struct snd_pcm_hw_params *params)
250
+{
251
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
252
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
253
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
254
+	struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
255
+	struct simple_dai_props *dai_props =
256
+		simple_priv_to_props(priv, rtd->num);
257
+	unsigned int mclk, mclk_fs = 0;
258
+	int ret;
259
+
260
+	if (dai_props->mclk_fs)
261
+		mclk_fs = dai_props->mclk_fs;
262
+
263
+	if (mclk_fs) {
264
+		mclk = params_rate(params) * mclk_fs;
265
+
266
+		ret = asoc_simple_set_clk_rate(dai_props->codec_dai, mclk);
234267 		if (ret < 0)
235268 			return ret;
269
+
270
+		ret = asoc_simple_set_clk_rate(dai_props->cpu_dai, mclk);
271
+		if (ret < 0)
272
+			return ret;
273
+
274
+		ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
275
+					     SND_SOC_CLOCK_IN);
276
+		if (ret && ret != -ENOTSUPP)
277
+			goto err;
278
+
279
+		ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
280
+					     SND_SOC_CLOCK_OUT);
281
+		if (ret && ret != -ENOTSUPP)
282
+			goto err;
236283 	}
284
+	return 0;
285
+err:
286
+	return ret;
287
+}
288
+EXPORT_SYMBOL_GPL(asoc_simple_hw_params);
237289 
238
-	*dai_of_node = args.np;
290
+int asoc_simple_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
291
+				   struct snd_pcm_hw_params *params)
292
+{
293
+	struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
294
+	struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num);
239295 
240
-	if (is_single_link)
241
-		*is_single_link = !args.args_count;
296
+	asoc_simple_convert_fixup(&dai_props->adata, params);
242297 
243298 	return 0;
244299 }
245
-EXPORT_SYMBOL_GPL(asoc_simple_card_parse_dai);
300
+EXPORT_SYMBOL_GPL(asoc_simple_be_hw_params_fixup);
246301 
247
-static int asoc_simple_card_get_dai_id(struct device_node *ep)
302
+static int asoc_simple_init_dai(struct snd_soc_dai *dai,
303
+				     struct asoc_simple_dai *simple_dai)
248304 {
249
-	struct device_node *node;
250
-	struct device_node *endpoint;
251
-	int i, id;
252305 	int ret;
253306 
254
-	ret = snd_soc_get_dai_id(ep);
255
-	if (ret != -ENOTSUPP)
256
-		return ret;
257
-
258
-	node = of_graph_get_port_parent(ep);
259
-
260
-	/*
261
-	 * Non HDMI sound case, counting port/endpoint on its DT
262
-	 * is enough. Let's count it.
263
-	 */
264
-	i = 0;
265
-	id = -1;
266
-	for_each_endpoint_of_node(node, endpoint) {
267
-		if (endpoint == ep)
268
-			id = i;
269
-		i++;
270
-	}
271
-
272
-	of_node_put(node);
273
-
274
-	if (id < 0)
275
-		return -ENODEV;
276
-
277
-	return id;
278
-}
279
-
280
-int asoc_simple_card_parse_graph_dai(struct device_node *ep,
281
-				     struct device_node **dai_of_node,
282
-				     const char **dai_name)
283
-{
284
-	struct device_node *node;
285
-	struct of_phandle_args args;
286
-	int ret;
287
-
288
-	if (!ep)
307
+	if (!simple_dai)
289308 		return 0;
290
-	if (!dai_name)
291
-		return 0;
292
-
293
-	node = of_graph_get_port_parent(ep);
294
-
295
-	/* Get dai->name */
296
-	args.np		= node;
297
-	args.args[0]	= asoc_simple_card_get_dai_id(ep);
298
-	args.args_count	= (of_graph_get_endpoint_count(node) > 1);
299
-
300
-	ret = snd_soc_get_dai_name(&args, dai_name);
301
-	if (ret < 0)
302
-		return ret;
303
-
304
-	*dai_of_node = node;
305
-
306
-	return 0;
307
-}
308
-EXPORT_SYMBOL_GPL(asoc_simple_card_parse_graph_dai);
309
-
310
-int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
311
-			      struct asoc_simple_dai *simple_dai)
312
-{
313
-	int ret;
314309 
315310 	if (simple_dai->sysclk) {
316311 		ret = snd_soc_dai_set_sysclk(dai, 0, simple_dai->sysclk,
....@@ -335,20 +330,92 @@
335330 
336331 	return 0;
337332 }
338
-EXPORT_SYMBOL_GPL(asoc_simple_card_init_dai);
339333 
340
-int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link)
334
+static int asoc_simple_init_dai_link_params(struct snd_soc_pcm_runtime *rtd,
335
+					    struct simple_dai_props *dai_props)
341336 {
342
-	/* Assumes platform == cpu */
343
-	if (!dai_link->platform_of_node)
344
-		dai_link->platform_of_node = dai_link->cpu_of_node;
337
+	struct snd_soc_dai_link *dai_link = rtd->dai_link;
338
+	struct snd_soc_component *component;
339
+	struct snd_soc_pcm_stream *params;
340
+	struct snd_pcm_hardware hw;
341
+	int i, ret, stream;
342
+
343
+	/* Only codecs should have non_legacy_dai_naming set. */
344
+	for_each_rtd_components(rtd, i, component) {
345
+		if (!component->driver->non_legacy_dai_naming)
346
+			return 0;
347
+	}
348
+
349
+	/* Assumes the capabilities are the same for all supported streams */
350
+	for_each_pcm_streams(stream) {
351
+		ret = snd_soc_runtime_calc_hw(rtd, &hw, stream);
352
+		if (ret == 0)
353
+			break;
354
+	}
355
+
356
+	if (ret < 0) {
357
+		dev_err(rtd->dev, "simple-card: no valid dai_link params\n");
358
+		return ret;
359
+	}
360
+
361
+	params = devm_kzalloc(rtd->dev, sizeof(*params), GFP_KERNEL);
362
+	if (!params)
363
+		return -ENOMEM;
364
+
365
+	params->formats = hw.formats;
366
+	params->rates = hw.rates;
367
+	params->rate_min = hw.rate_min;
368
+	params->rate_max = hw.rate_max;
369
+	params->channels_min = hw.channels_min;
370
+	params->channels_max = hw.channels_max;
371
+
372
+	dai_link->params = params;
373
+	dai_link->num_params = 1;
345374 
346375 	return 0;
347376 }
348
-EXPORT_SYMBOL_GPL(asoc_simple_card_canonicalize_dailink);
349377 
350
-void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
351
-				       int is_single_links)
378
+int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd)
379
+{
380
+	struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card);
381
+	struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num);
382
+	int ret;
383
+
384
+	ret = asoc_simple_init_dai(asoc_rtd_to_codec(rtd, 0),
385
+				   dai_props->codec_dai);
386
+	if (ret < 0)
387
+		return ret;
388
+
389
+	ret = asoc_simple_init_dai(asoc_rtd_to_cpu(rtd, 0),
390
+				   dai_props->cpu_dai);
391
+	if (ret < 0)
392
+		return ret;
393
+
394
+	ret = asoc_simple_init_dai_link_params(rtd, dai_props);
395
+	if (ret < 0)
396
+		return ret;
397
+
398
+	return 0;
399
+}
400
+EXPORT_SYMBOL_GPL(asoc_simple_dai_init);
401
+
402
+void asoc_simple_canonicalize_platform(struct snd_soc_dai_link *dai_link)
403
+{
404
+	/* Assumes platform == cpu */
405
+	if (!dai_link->platforms->of_node)
406
+		dai_link->platforms->of_node = dai_link->cpus->of_node;
407
+
408
+	/*
409
+	 * DPCM BE can be no platform.
410
+	 * Alloced memory will be waste, but not leak.
411
+	 */
412
+	if (!dai_link->platforms->of_node)
413
+		dai_link->num_platforms = 0;
414
+}
415
+EXPORT_SYMBOL_GPL(asoc_simple_canonicalize_platform);
416
+
417
+void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
418
+				  int is_single_links)
352419 {
353420 	/*
354421 	 * In soc_bind_dai_link() will check cpu name after
....@@ -360,28 +427,25 @@
360427 	 *	fmt_multiple_name()
361428 	 */
362429 	if (is_single_links)
363
-		dai_link->cpu_dai_name = NULL;
430
+		dai_link->cpus->dai_name = NULL;
364431 }
365
-EXPORT_SYMBOL_GPL(asoc_simple_card_canonicalize_cpu);
432
+EXPORT_SYMBOL_GPL(asoc_simple_canonicalize_cpu);
366433 
367
-int asoc_simple_card_clean_reference(struct snd_soc_card *card)
434
+int asoc_simple_clean_reference(struct snd_soc_card *card)
368435 {
369436 	struct snd_soc_dai_link *dai_link;
370
-	int num_links;
437
+	int i;
371438 
372
-	for (num_links = 0, dai_link = card->dai_link;
373
-	     num_links < card->num_links;
374
-	     num_links++, dai_link++) {
375
-		of_node_put(dai_link->cpu_of_node);
376
-		of_node_put(dai_link->codec_of_node);
439
+	for_each_card_prelinks(card, i, dai_link) {
440
+		of_node_put(dai_link->cpus->of_node);
441
+		of_node_put(dai_link->codecs->of_node);
377442 	}
378443 	return 0;
379444 }
380
-EXPORT_SYMBOL_GPL(asoc_simple_card_clean_reference);
445
+EXPORT_SYMBOL_GPL(asoc_simple_clean_reference);
381446 
382
-int asoc_simple_card_of_parse_routing(struct snd_soc_card *card,
383
-				      char *prefix,
384
-				      int optional)
447
+int asoc_simple_parse_routing(struct snd_soc_card *card,
448
+			      char *prefix)
385449 {
386450 	struct device_node *node = card->dev->of_node;
387451 	char prop[128];
....@@ -391,18 +455,15 @@
391455 
392456 	snprintf(prop, sizeof(prop), "%s%s", prefix, "routing");
393457 
394
-	if (!of_property_read_bool(node, prop)) {
395
-		if (optional)
396
-			return 0;
397
-		return -EINVAL;
398
-	}
458
+	if (!of_property_read_bool(node, prop))
459
+		return 0;
399460 
400461 	return snd_soc_of_parse_audio_routing(card, prop);
401462 }
402
-EXPORT_SYMBOL_GPL(asoc_simple_card_of_parse_routing);
463
+EXPORT_SYMBOL_GPL(asoc_simple_parse_routing);
403464 
404
-int asoc_simple_card_of_parse_widgets(struct snd_soc_card *card,
405
-				      char *prefix)
465
+int asoc_simple_parse_widgets(struct snd_soc_card *card,
466
+			      char *prefix)
406467 {
407468 	struct device_node *node = card->dev->of_node;
408469 	char prop[128];
....@@ -418,11 +479,69 @@
418479 	/* no widgets is not error */
419480 	return 0;
420481 }
421
-EXPORT_SYMBOL_GPL(asoc_simple_card_of_parse_widgets);
482
+EXPORT_SYMBOL_GPL(asoc_simple_parse_widgets);
422483 
423
-int asoc_simple_card_init_jack(struct snd_soc_card *card,
424
-			       struct asoc_simple_jack *sjack,
425
-			       int is_hp, char *prefix)
484
+int asoc_simple_parse_pin_switches(struct snd_soc_card *card,
485
+				   char *prefix)
486
+{
487
+	const unsigned int nb_controls_max = 16;
488
+	const char **strings, *control_name;
489
+	struct snd_kcontrol_new *controls;
490
+	struct device *dev = card->dev;
491
+	unsigned int i, nb_controls;
492
+	char prop[128];
493
+	int ret;
494
+
495
+	if (!prefix)
496
+		prefix = "";
497
+
498
+	snprintf(prop, sizeof(prop), "%s%s", prefix, "pin-switches");
499
+
500
+	if (!of_property_read_bool(dev->of_node, prop))
501
+		return 0;
502
+
503
+	strings = devm_kcalloc(dev, nb_controls_max,
504
+			       sizeof(*strings), GFP_KERNEL);
505
+	if (!strings)
506
+		return -ENOMEM;
507
+
508
+	ret = of_property_read_string_array(dev->of_node, prop,
509
+					    strings, nb_controls_max);
510
+	if (ret < 0)
511
+		return ret;
512
+
513
+	nb_controls = (unsigned int)ret;
514
+
515
+	controls = devm_kcalloc(dev, nb_controls,
516
+				sizeof(*controls), GFP_KERNEL);
517
+	if (!controls)
518
+		return -ENOMEM;
519
+
520
+	for (i = 0; i < nb_controls; i++) {
521
+		control_name = devm_kasprintf(dev, GFP_KERNEL,
522
+					      "%s Switch", strings[i]);
523
+		if (!control_name)
524
+			return -ENOMEM;
525
+
526
+		controls[i].iface = SNDRV_CTL_ELEM_IFACE_MIXER;
527
+		controls[i].name = control_name;
528
+		controls[i].info = snd_soc_dapm_info_pin_switch;
529
+		controls[i].get = snd_soc_dapm_get_pin_switch;
530
+		controls[i].put = snd_soc_dapm_put_pin_switch;
531
+		controls[i].private_value = (unsigned long)strings[i];
532
+	}
533
+
534
+	card->controls = controls;
535
+	card->num_controls = nb_controls;
536
+
537
+	return 0;
538
+}
539
+EXPORT_SYMBOL_GPL(asoc_simple_parse_pin_switches);
540
+
541
+int asoc_simple_init_jack(struct snd_soc_card *card,
542
+			  struct asoc_simple_jack *sjack,
543
+			  int is_hp, char *prefix,
544
+			  char *pin)
426545 {
427546 	struct device *dev = card->dev;
428547 	enum of_gpio_flags flags;
....@@ -439,12 +558,12 @@
439558 
440559 	if (is_hp) {
441560 		snprintf(prop, sizeof(prop), "%shp-det-gpio", prefix);
442
-		pin_name	= "Headphones";
561
+		pin_name	= pin ? pin : "Headphones";
443562 		gpio_name	= "Headphone detection";
444563 		mask		= SND_JACK_HEADPHONE;
445564 	} else {
446565 		snprintf(prop, sizeof(prop), "%smic-det-gpio", prefix);
447
-		pin_name	= "Mic Jack";
566
+		pin_name	= pin ? pin : "Mic Jack";
448567 		gpio_name	= "Mic detection";
449568 		mask		= SND_JACK_MICROPHONE;
450569 	}
....@@ -473,7 +592,63 @@
473592 
474593 	return 0;
475594 }
476
-EXPORT_SYMBOL_GPL(asoc_simple_card_init_jack);
595
+EXPORT_SYMBOL_GPL(asoc_simple_init_jack);
596
+
597
+int asoc_simple_init_priv(struct asoc_simple_priv *priv,
598
+			  struct link_info *li)
599
+{
600
+	struct snd_soc_card *card = simple_priv_to_card(priv);
601
+	struct device *dev = simple_priv_to_dev(priv);
602
+	struct snd_soc_dai_link *dai_link;
603
+	struct simple_dai_props *dai_props;
604
+	struct asoc_simple_dai *dais;
605
+	struct snd_soc_codec_conf *cconf = NULL;
606
+	int i;
607
+
608
+	dai_props = devm_kcalloc(dev, li->link, sizeof(*dai_props), GFP_KERNEL);
609
+	dai_link  = devm_kcalloc(dev, li->link, sizeof(*dai_link),  GFP_KERNEL);
610
+	dais      = devm_kcalloc(dev, li->dais, sizeof(*dais),      GFP_KERNEL);
611
+	if (!dai_props || !dai_link || !dais)
612
+		return -ENOMEM;
613
+
614
+	if (li->conf) {
615
+		cconf = devm_kcalloc(dev, li->conf, sizeof(*cconf), GFP_KERNEL);
616
+		if (!cconf)
617
+			return -ENOMEM;
618
+	}
619
+
620
+	/*
621
+	 * Use snd_soc_dai_link_component instead of legacy style
622
+	 * It is codec only. but cpu/platform will be supported in the future.
623
+	 * see
624
+	 *	soc-core.c :: snd_soc_init_multicodec()
625
+	 *
626
+	 * "platform" might be removed
627
+	 * see
628
+	 *	simple-card-utils.c :: asoc_simple_canonicalize_platform()
629
+	 */
630
+	for (i = 0; i < li->link; i++) {
631
+		dai_link[i].cpus		= &dai_props[i].cpus;
632
+		dai_link[i].num_cpus		= 1;
633
+		dai_link[i].codecs		= &dai_props[i].codecs;
634
+		dai_link[i].num_codecs		= 1;
635
+		dai_link[i].platforms		= &dai_props[i].platforms;
636
+		dai_link[i].num_platforms	= 1;
637
+	}
638
+
639
+	priv->dai_props		= dai_props;
640
+	priv->dai_link		= dai_link;
641
+	priv->dais		= dais;
642
+	priv->codec_conf	= cconf;
643
+
644
+	card->dai_link		= priv->dai_link;
645
+	card->num_links		= li->link;
646
+	card->codec_conf	= cconf;
647
+	card->num_configs	= li->conf;
648
+
649
+	return 0;
650
+}
651
+EXPORT_SYMBOL_GPL(asoc_simple_init_priv);
477652 
478653 /* Module information */
479654 MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");