Commit | Line | Data |
---|---|---|
f2390880 KM |
1 | /* |
2 | * ASoC simple sound card support | |
3 | * | |
4 | * Copyright (C) 2012 Renesas Solutions Corp. | |
5 | * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
fa558c28 | 11 | #include <linux/clk.h> |
6ff62eed | 12 | #include <linux/device.h> |
3fe24032 | 13 | #include <linux/gpio.h> |
f2390880 | 14 | #include <linux/module.h> |
fa558c28 | 15 | #include <linux/of.h> |
3fe24032 | 16 | #include <linux/of_gpio.h> |
f2390880 | 17 | #include <linux/platform_device.h> |
ca919fe4 | 18 | #include <linux/string.h> |
3fe24032 | 19 | #include <sound/jack.h> |
f2390880 | 20 | #include <sound/simple_card.h> |
6ff62eed XL |
21 | #include <sound/soc-dai.h> |
22 | #include <sound/soc.h> | |
f2390880 | 23 | |
9eac3618 KM |
24 | struct asoc_simple_jack { |
25 | struct snd_soc_jack jack; | |
26 | struct snd_soc_jack_pin pin; | |
27 | struct snd_soc_jack_gpio gpio; | |
28 | }; | |
29 | ||
45fce594 JFM |
30 | struct simple_card_data { |
31 | struct snd_soc_card snd_card; | |
cf7dc23c JFM |
32 | struct simple_dai_props { |
33 | struct asoc_simple_dai cpu_dai; | |
34 | struct asoc_simple_dai codec_dai; | |
85a4bfd8 | 35 | unsigned int mclk_fs; |
cf7dc23c | 36 | } *dai_props; |
2942a0e2 | 37 | unsigned int mclk_fs; |
9eac3618 KM |
38 | struct asoc_simple_jack hp_jack; |
39 | struct asoc_simple_jack mic_jack; | |
b0133d9c | 40 | struct snd_soc_dai_link *dai_link; |
45fce594 JFM |
41 | }; |
42 | ||
f531913f | 43 | #define simple_priv_to_dev(priv) ((priv)->snd_card.dev) |
7e3353dd KM |
44 | #define simple_priv_to_link(priv, i) ((priv)->snd_card.dai_link + (i)) |
45 | #define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) | |
f531913f | 46 | |
44c16af1 KM |
47 | #define DAI "sound-dai" |
48 | #define CELL "#sound-dai-cells" | |
548563fa KM |
49 | #define PREFIX "simple-audio-card," |
50 | ||
9eac3618 KM |
51 | #define asoc_simple_card_init_hp(card, sjack, prefix)\ |
52 | asoc_simple_card_init_jack(card, sjack, 1, prefix) | |
53 | #define asoc_simple_card_init_mic(card, sjack, prefix)\ | |
54 | asoc_simple_card_init_jack(card, sjack, 0, prefix) | |
55 | static int asoc_simple_card_init_jack(struct snd_soc_card *card, | |
56 | struct asoc_simple_jack *sjack, | |
57 | int is_hp, char *prefix) | |
58 | { | |
59 | struct device *dev = card->dev; | |
60 | enum of_gpio_flags flags; | |
61 | char prop[128]; | |
62 | char *pin_name; | |
63 | char *gpio_name; | |
64 | int mask; | |
65 | int det; | |
66 | ||
67 | sjack->gpio.gpio = -ENOENT; | |
68 | ||
69 | if (is_hp) { | |
70 | snprintf(prop, sizeof(prop), "%shp-det-gpio", prefix); | |
71 | pin_name = "Headphones"; | |
72 | gpio_name = "Headphone detection"; | |
73 | mask = SND_JACK_HEADPHONE; | |
74 | } else { | |
75 | snprintf(prop, sizeof(prop), "%smic-det-gpio", prefix); | |
76 | pin_name = "Mic Jack"; | |
77 | gpio_name = "Mic detection"; | |
78 | mask = SND_JACK_MICROPHONE; | |
79 | } | |
80 | ||
81 | det = of_get_named_gpio_flags(dev->of_node, prop, 0, &flags); | |
82 | if (det == -EPROBE_DEFER) | |
83 | return -EPROBE_DEFER; | |
84 | ||
85 | if (gpio_is_valid(det)) { | |
86 | sjack->pin.pin = pin_name; | |
87 | sjack->pin.mask = mask; | |
88 | ||
89 | sjack->gpio.name = gpio_name; | |
90 | sjack->gpio.report = mask; | |
91 | sjack->gpio.gpio = det; | |
92 | sjack->gpio.invert = !!(flags & OF_GPIO_ACTIVE_LOW); | |
93 | sjack->gpio.debounce_time = 150; | |
94 | ||
95 | snd_soc_card_jack_new(card, pin_name, mask, | |
96 | &sjack->jack, | |
97 | &sjack->pin, 1); | |
98 | ||
99 | snd_soc_jack_add_gpios(&sjack->jack, 1, | |
100 | &sjack->gpio); | |
101 | } | |
102 | ||
103 | return 0; | |
104 | } | |
105 | ||
106 | static void asoc_simple_card_remove_jack(struct asoc_simple_jack *sjack) | |
107 | { | |
108 | if (gpio_is_valid(sjack->gpio.gpio)) | |
109 | snd_soc_jack_free_gpios(&sjack->jack, 1, &sjack->gpio); | |
110 | } | |
111 | ||
f9911803 JS |
112 | static int asoc_simple_card_startup(struct snd_pcm_substream *substream) |
113 | { | |
114 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
115 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); | |
116 | struct simple_dai_props *dai_props = | |
c9a23ead | 117 | simple_priv_to_props(priv, rtd->num); |
f9911803 JS |
118 | int ret; |
119 | ||
120 | ret = clk_prepare_enable(dai_props->cpu_dai.clk); | |
121 | if (ret) | |
122 | return ret; | |
387f5823 | 123 | |
f9911803 JS |
124 | ret = clk_prepare_enable(dai_props->codec_dai.clk); |
125 | if (ret) | |
126 | clk_disable_unprepare(dai_props->cpu_dai.clk); | |
127 | ||
128 | return ret; | |
129 | } | |
130 | ||
131 | static void asoc_simple_card_shutdown(struct snd_pcm_substream *substream) | |
132 | { | |
133 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
134 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); | |
135 | struct simple_dai_props *dai_props = | |
c9a23ead | 136 | simple_priv_to_props(priv, rtd->num); |
f9911803 JS |
137 | |
138 | clk_disable_unprepare(dai_props->cpu_dai.clk); | |
139 | ||
140 | clk_disable_unprepare(dai_props->codec_dai.clk); | |
141 | } | |
142 | ||
2942a0e2 AL |
143 | static int asoc_simple_card_hw_params(struct snd_pcm_substream *substream, |
144 | struct snd_pcm_hw_params *params) | |
145 | { | |
146 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
147 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
e2257971 | 148 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; |
2942a0e2 | 149 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); |
c9a23ead KM |
150 | struct simple_dai_props *dai_props = |
151 | simple_priv_to_props(priv, rtd->num); | |
85a4bfd8 | 152 | unsigned int mclk, mclk_fs = 0; |
2942a0e2 AL |
153 | int ret = 0; |
154 | ||
85a4bfd8 AP |
155 | if (priv->mclk_fs) |
156 | mclk_fs = priv->mclk_fs; | |
157 | else if (dai_props->mclk_fs) | |
158 | mclk_fs = dai_props->mclk_fs; | |
159 | ||
160 | if (mclk_fs) { | |
161 | mclk = params_rate(params) * mclk_fs; | |
2942a0e2 AL |
162 | ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, |
163 | SND_SOC_CLOCK_IN); | |
e2257971 AP |
164 | if (ret && ret != -ENOTSUPP) |
165 | goto err; | |
166 | ||
167 | ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, | |
168 | SND_SOC_CLOCK_OUT); | |
169 | if (ret && ret != -ENOTSUPP) | |
170 | goto err; | |
2942a0e2 | 171 | } |
ee43a1a0 | 172 | return 0; |
e2257971 | 173 | err: |
2942a0e2 AL |
174 | return ret; |
175 | } | |
176 | ||
177 | static struct snd_soc_ops asoc_simple_card_ops = { | |
f9911803 JS |
178 | .startup = asoc_simple_card_startup, |
179 | .shutdown = asoc_simple_card_shutdown, | |
2942a0e2 AL |
180 | .hw_params = asoc_simple_card_hw_params, |
181 | }; | |
182 | ||
f2390880 KM |
183 | static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd) |
184 | { | |
781cbebe | 185 | struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); |
f2390880 KM |
186 | struct snd_soc_dai *codec = rtd->codec_dai; |
187 | struct snd_soc_dai *cpu = rtd->cpu_dai; | |
c9a23ead KM |
188 | struct simple_dai_props *dai_props = |
189 | simple_priv_to_props(priv, rtd->num); | |
1a497983 | 190 | int ret; |
f2390880 | 191 | |
d8cb9354 | 192 | ret = asoc_simple_card_init_dai(codec, &dai_props->codec_dai); |
a4a2992c KM |
193 | if (ret < 0) |
194 | return ret; | |
f2390880 | 195 | |
d8cb9354 | 196 | ret = asoc_simple_card_init_dai(cpu, &dai_props->cpu_dai); |
a4a2992c KM |
197 | if (ret < 0) |
198 | return ret; | |
f2390880 | 199 | |
9eac3618 KM |
200 | ret = asoc_simple_card_init_hp(rtd->card, &priv->hp_jack, PREFIX); |
201 | if (ret < 0) | |
202 | return ret; | |
203 | ||
204 | ret = asoc_simple_card_init_mic(rtd->card, &priv->hp_jack, PREFIX); | |
205 | if (ret < 0) | |
206 | return ret; | |
3fe24032 | 207 | |
f2390880 KM |
208 | return 0; |
209 | } | |
210 | ||
2d82eeb0 | 211 | static int asoc_simple_card_dai_link_of(struct device_node *node, |
f531913f | 212 | struct simple_card_data *priv, |
9810f537 | 213 | int idx, |
2d82eeb0 | 214 | bool is_top_level_node) |
6a91a17b | 215 | { |
f531913f | 216 | struct device *dev = simple_priv_to_dev(priv); |
9810f537 KM |
217 | struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, idx); |
218 | struct simple_dai_props *dai_props = simple_priv_to_props(priv, idx); | |
28abd99b KM |
219 | struct asoc_simple_dai *cpu_dai = &dai_props->cpu_dai; |
220 | struct asoc_simple_dai *codec_dai = &dai_props->codec_dai; | |
1b5721b2 | 221 | struct device_node *cpu = NULL; |
e0ae225b | 222 | struct device_node *plat = NULL; |
1b5721b2 | 223 | struct device_node *codec = NULL; |
b3ca11ff JS |
224 | char prop[128]; |
225 | char *prefix = ""; | |
44c16af1 | 226 | int ret, single_cpu; |
6a91a17b | 227 | |
2080437d | 228 | /* For single DAI link & old style of DT node */ |
64872215 | 229 | if (is_top_level_node) |
548563fa | 230 | prefix = PREFIX; |
b3ca11ff | 231 | |
b3ca11ff | 232 | snprintf(prop, sizeof(prop), "%scpu", prefix); |
1b5721b2 KM |
233 | cpu = of_get_child_by_name(node, prop); |
234 | ||
e0ae225b JN |
235 | snprintf(prop, sizeof(prop), "%splat", prefix); |
236 | plat = of_get_child_by_name(node, prop); | |
237 | ||
1b5721b2 KM |
238 | snprintf(prop, sizeof(prop), "%scodec", prefix); |
239 | codec = of_get_child_by_name(node, prop); | |
240 | ||
241 | if (!cpu || !codec) { | |
b3ca11ff | 242 | ret = -EINVAL; |
966b8063 | 243 | dev_err(dev, "%s: Can't find %s DT node\n", __func__, prop); |
b3ca11ff | 244 | goto dai_link_of_err; |
6a91a17b | 245 | } |
b3ca11ff | 246 | |
cecdef36 KM |
247 | ret = asoc_simple_card_parse_daifmt(dev, node, codec, |
248 | prefix, &dai_link->dai_fmt); | |
1b5721b2 KM |
249 | if (ret < 0) |
250 | goto dai_link_of_err; | |
251 | ||
f93b646d | 252 | of_property_read_u32(node, "mclk-fs", &dai_props->mclk_fs); |
85a4bfd8 | 253 | |
44c16af1 KM |
254 | ret = asoc_simple_card_parse_cpu(cpu, dai_link, |
255 | DAI, CELL, &single_cpu); | |
256 | if (ret < 0) | |
257 | goto dai_link_of_err; | |
258 | ||
259 | ret = asoc_simple_card_parse_codec(codec, dai_link, DAI, CELL); | |
260 | if (ret < 0) | |
261 | goto dai_link_of_err; | |
262 | ||
263 | ret = asoc_simple_card_parse_platform(plat, dai_link, DAI, CELL); | |
264 | if (ret < 0) | |
265 | goto dai_link_of_err; | |
266 | ||
c3b19c8d KM |
267 | ret = snd_soc_of_parse_tdm_slot(cpu, &cpu_dai->tx_slot_mask, |
268 | &cpu_dai->rx_slot_mask, | |
269 | &cpu_dai->slots, | |
270 | &cpu_dai->slot_width); | |
b3ca11ff JS |
271 | if (ret < 0) |
272 | goto dai_link_of_err; | |
273 | ||
c3b19c8d KM |
274 | ret = snd_soc_of_parse_tdm_slot(codec, &codec_dai->tx_slot_mask, |
275 | &codec_dai->rx_slot_mask, | |
276 | &codec_dai->slots, | |
277 | &codec_dai->slot_width); | |
5fb9cb16 KM |
278 | if (ret < 0) |
279 | goto dai_link_of_err; | |
280 | ||
28abd99b KM |
281 | ret = asoc_simple_card_parse_clk_cpu(cpu, dai_link, cpu_dai); |
282 | if (ret < 0) | |
283 | goto dai_link_of_err; | |
284 | ||
285 | ret = asoc_simple_card_parse_clk_codec(codec, dai_link, codec_dai); | |
286 | if (ret < 0) | |
287 | goto dai_link_of_err; | |
288 | ||
c958374f KM |
289 | ret = asoc_simple_card_canonicalize_dailink(dai_link); |
290 | if (ret < 0) | |
781cbebe | 291 | goto dai_link_of_err; |
b3ca11ff | 292 | |
2e8d1c7d KM |
293 | ret = asoc_simple_card_set_dailink_name(dev, dai_link, |
294 | "%s-%s", | |
295 | dai_link->cpu_dai_name, | |
296 | dai_link->codec_dai_name); | |
297 | if (ret < 0) | |
31f3032c | 298 | goto dai_link_of_err; |
31f3032c | 299 | |
2942a0e2 | 300 | dai_link->ops = &asoc_simple_card_ops; |
a5960bd5 | 301 | dai_link->init = asoc_simple_card_dai_init; |
b3ca11ff JS |
302 | |
303 | dev_dbg(dev, "\tname : %s\n", dai_link->stream_name); | |
1efb53a2 LPC |
304 | dev_dbg(dev, "\tformat : %04x\n", dai_link->dai_fmt); |
305 | dev_dbg(dev, "\tcpu : %s / %d\n", | |
b3ca11ff | 306 | dai_link->cpu_dai_name, |
b3ca11ff | 307 | dai_props->cpu_dai.sysclk); |
1efb53a2 | 308 | dev_dbg(dev, "\tcodec : %s / %d\n", |
b3ca11ff | 309 | dai_link->codec_dai_name, |
b3ca11ff JS |
310 | dai_props->codec_dai.sysclk); |
311 | ||
16f1de6f | 312 | asoc_simple_card_canonicalize_cpu(dai_link, single_cpu); |
179949bc | 313 | |
b3ca11ff | 314 | dai_link_of_err: |
1b5721b2 KM |
315 | of_node_put(cpu); |
316 | of_node_put(codec); | |
317 | ||
6a91a17b JFM |
318 | return ret; |
319 | } | |
320 | ||
899a247c NY |
321 | static int asoc_simple_card_parse_aux_devs(struct device_node *node, |
322 | struct simple_card_data *priv) | |
323 | { | |
324 | struct device *dev = simple_priv_to_dev(priv); | |
325 | struct device_node *aux_node; | |
326 | int i, n, len; | |
327 | ||
328 | if (!of_find_property(node, PREFIX "aux-devs", &len)) | |
329 | return 0; /* Ok to have no aux-devs */ | |
330 | ||
331 | n = len / sizeof(__be32); | |
332 | if (n <= 0) | |
333 | return -EINVAL; | |
334 | ||
335 | priv->snd_card.aux_dev = devm_kzalloc(dev, | |
336 | n * sizeof(*priv->snd_card.aux_dev), GFP_KERNEL); | |
337 | if (!priv->snd_card.aux_dev) | |
338 | return -ENOMEM; | |
339 | ||
340 | for (i = 0; i < n; i++) { | |
341 | aux_node = of_parse_phandle(node, PREFIX "aux-devs", i); | |
342 | if (!aux_node) | |
343 | return -EINVAL; | |
344 | priv->snd_card.aux_dev[i].codec_of_node = aux_node; | |
345 | } | |
346 | ||
347 | priv->snd_card.num_aux_devs = n; | |
348 | return 0; | |
349 | } | |
350 | ||
fa558c28 | 351 | static int asoc_simple_card_parse_of(struct device_node *node, |
f531913f | 352 | struct simple_card_data *priv) |
fa558c28 | 353 | { |
f531913f | 354 | struct device *dev = simple_priv_to_dev(priv); |
a03b0545 | 355 | struct device_node *dai_link; |
d4c22094 | 356 | int ret; |
fa558c28 | 357 | |
2080437d XL |
358 | if (!node) |
359 | return -EINVAL; | |
360 | ||
a03b0545 KM |
361 | dai_link = of_get_child_by_name(node, PREFIX "dai-link"); |
362 | ||
0dd4fc3c | 363 | /* The off-codec widgets */ |
548563fa | 364 | if (of_property_read_bool(node, PREFIX "widgets")) { |
9d681f5b | 365 | ret = snd_soc_of_parse_audio_simple_widgets(&priv->snd_card, |
548563fa | 366 | PREFIX "widgets"); |
9d681f5b | 367 | if (ret) |
a03b0545 | 368 | goto card_parse_end; |
9d681f5b XL |
369 | } |
370 | ||
d4c22094 | 371 | /* DAPM routes */ |
548563fa | 372 | if (of_property_read_bool(node, PREFIX "routing")) { |
b367a325 | 373 | ret = snd_soc_of_parse_audio_routing(&priv->snd_card, |
548563fa | 374 | PREFIX "routing"); |
f87a3e82 | 375 | if (ret) |
a03b0545 | 376 | goto card_parse_end; |
f87a3e82 | 377 | } |
d4c22094 | 378 | |
2942a0e2 | 379 | /* Factor to mclk, used in hw_params() */ |
f93b646d | 380 | of_property_read_u32(node, PREFIX "mclk-fs", &priv->mclk_fs); |
2942a0e2 | 381 | |
2080437d | 382 | /* Single/Muti DAI link(s) & New style of DT node */ |
a03b0545 | 383 | if (dai_link) { |
b3ca11ff | 384 | struct device_node *np = NULL; |
a44a750e KM |
385 | int i = 0; |
386 | ||
387 | for_each_child_of_node(node, np) { | |
b3ca11ff | 388 | dev_dbg(dev, "\tlink %d:\n", i); |
f531913f | 389 | ret = asoc_simple_card_dai_link_of(np, priv, |
9810f537 | 390 | i, false); |
b3ca11ff JS |
391 | if (ret < 0) { |
392 | of_node_put(np); | |
a03b0545 | 393 | goto card_parse_end; |
b3ca11ff | 394 | } |
a44a750e | 395 | i++; |
6a91a17b | 396 | } |
b3ca11ff | 397 | } else { |
2080437d | 398 | /* For single DAI link & old style of DT node */ |
9810f537 | 399 | ret = asoc_simple_card_dai_link_of(node, priv, 0, true); |
6a91a17b | 400 | if (ret < 0) |
a03b0545 | 401 | goto card_parse_end; |
6a91a17b | 402 | } |
dd41e0c4 | 403 | |
3527d85b | 404 | ret = asoc_simple_card_parse_card_name(&priv->snd_card, PREFIX); |
899a247c NY |
405 | if (ret < 0) |
406 | goto card_parse_end; | |
407 | ||
408 | ret = asoc_simple_card_parse_aux_devs(node, priv); | |
f687d900 | 409 | |
a03b0545 KM |
410 | card_parse_end: |
411 | of_node_put(dai_link); | |
412 | ||
413 | return ret; | |
fa558c28 KM |
414 | } |
415 | ||
f2390880 KM |
416 | static int asoc_simple_card_probe(struct platform_device *pdev) |
417 | { | |
45fce594 | 418 | struct simple_card_data *priv; |
5ca8ba41 | 419 | struct snd_soc_dai_link *dai_link; |
b0133d9c | 420 | struct simple_dai_props *dai_props; |
fa558c28 | 421 | struct device_node *np = pdev->dev.of_node; |
f89983ef | 422 | struct device *dev = &pdev->dev; |
2c86dda7 | 423 | int num, ret; |
6a91a17b | 424 | |
0dd4fc3c | 425 | /* Get the number of DAI links */ |
548563fa | 426 | if (np && of_get_child_by_name(np, PREFIX "dai-link")) |
2c86dda7 | 427 | num = of_get_child_count(np); |
2080437d | 428 | else |
2c86dda7 | 429 | num = 1; |
f2390880 | 430 | |
0dd4fc3c | 431 | /* Allocate the private data and the DAI link array */ |
b0133d9c | 432 | priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); |
ca65b492 | 433 | if (!priv) |
ca919fe4 XL |
434 | return -ENOMEM; |
435 | ||
b0133d9c KM |
436 | dai_props = devm_kzalloc(dev, sizeof(*dai_props) * num, GFP_KERNEL); |
437 | dai_link = devm_kzalloc(dev, sizeof(*dai_link) * num, GFP_KERNEL); | |
438 | if (!dai_props || !dai_link) | |
439 | return -ENOMEM; | |
440 | ||
441 | priv->dai_props = dai_props; | |
442 | priv->dai_link = dai_link; | |
443 | ||
0dd4fc3c | 444 | /* Init snd_soc_card */ |
0a6c7f2f KM |
445 | priv->snd_card.owner = THIS_MODULE; |
446 | priv->snd_card.dev = dev; | |
447 | priv->snd_card.dai_link = priv->dai_link; | |
2c86dda7 | 448 | priv->snd_card.num_links = num; |
201a0eac | 449 | |
fa558c28 | 450 | if (np && of_device_is_available(np)) { |
ca919fe4 | 451 | |
f531913f | 452 | ret = asoc_simple_card_parse_of(np, priv); |
ca919fe4 XL |
453 | if (ret < 0) { |
454 | if (ret != -EPROBE_DEFER) | |
455 | dev_err(dev, "parse error %d\n", ret); | |
e512e001 | 456 | goto err; |
fa558c28 | 457 | } |
6a91a17b | 458 | |
fa558c28 | 459 | } else { |
ca65b492 JFM |
460 | struct asoc_simple_card_info *cinfo; |
461 | ||
462 | cinfo = dev->platform_data; | |
463 | if (!cinfo) { | |
34787d0a XL |
464 | dev_err(dev, "no info for asoc-simple-card\n"); |
465 | return -EINVAL; | |
466 | } | |
fa558c28 | 467 | |
781cbebe NC |
468 | if (!cinfo->name || |
469 | !cinfo->codec_dai.name || | |
470 | !cinfo->codec || | |
471 | !cinfo->platform || | |
7722f830 JFM |
472 | !cinfo->cpu_dai.name) { |
473 | dev_err(dev, "insufficient asoc_simple_card_info settings\n"); | |
474 | return -EINVAL; | |
475 | } | |
2bee9914 | 476 | |
12ffa6fc | 477 | priv->snd_card.name = (cinfo->card) ? cinfo->card : cinfo->name; |
5ca8ba41 JFM |
478 | dai_link->name = cinfo->name; |
479 | dai_link->stream_name = cinfo->name; | |
480 | dai_link->platform_name = cinfo->platform; | |
481 | dai_link->codec_name = cinfo->codec; | |
52008472 JFM |
482 | dai_link->cpu_dai_name = cinfo->cpu_dai.name; |
483 | dai_link->codec_dai_name = cinfo->codec_dai.name; | |
1efb53a2 | 484 | dai_link->dai_fmt = cinfo->daifmt; |
a5960bd5 | 485 | dai_link->init = asoc_simple_card_dai_init; |
cf7dc23c JFM |
486 | memcpy(&priv->dai_props->cpu_dai, &cinfo->cpu_dai, |
487 | sizeof(priv->dai_props->cpu_dai)); | |
488 | memcpy(&priv->dai_props->codec_dai, &cinfo->codec_dai, | |
489 | sizeof(priv->dai_props->codec_dai)); | |
f2390880 KM |
490 | } |
491 | ||
ca65b492 | 492 | snd_soc_card_set_drvdata(&priv->snd_card, priv); |
f2390880 | 493 | |
e512e001 | 494 | ret = devm_snd_soc_register_card(&pdev->dev, &priv->snd_card); |
e3c4a28b XL |
495 | if (ret >= 0) |
496 | return ret; | |
e512e001 | 497 | err: |
885fc059 | 498 | asoc_simple_card_clean_reference(&priv->snd_card); |
387f5823 | 499 | |
e512e001 | 500 | return ret; |
f2390880 KM |
501 | } |
502 | ||
e3c4a28b XL |
503 | static int asoc_simple_card_remove(struct platform_device *pdev) |
504 | { | |
3fe24032 DR |
505 | struct snd_soc_card *card = platform_get_drvdata(pdev); |
506 | struct simple_card_data *priv = snd_soc_card_get_drvdata(card); | |
507 | ||
9eac3618 KM |
508 | asoc_simple_card_remove_jack(&priv->hp_jack); |
509 | asoc_simple_card_remove_jack(&priv->mic_jack); | |
3fe24032 | 510 | |
885fc059 | 511 | return asoc_simple_card_clean_reference(card); |
e3c4a28b XL |
512 | } |
513 | ||
fa558c28 KM |
514 | static const struct of_device_id asoc_simple_of_match[] = { |
515 | { .compatible = "simple-audio-card", }, | |
516 | {}, | |
517 | }; | |
518 | MODULE_DEVICE_TABLE(of, asoc_simple_of_match); | |
519 | ||
f2390880 KM |
520 | static struct platform_driver asoc_simple_card = { |
521 | .driver = { | |
781cbebe | 522 | .name = "asoc-simple-card", |
7c376711 | 523 | .pm = &snd_soc_pm_ops, |
fa558c28 | 524 | .of_match_table = asoc_simple_of_match, |
f2390880 | 525 | }, |
781cbebe | 526 | .probe = asoc_simple_card_probe, |
e3c4a28b | 527 | .remove = asoc_simple_card_remove, |
f2390880 KM |
528 | }; |
529 | ||
530 | module_platform_driver(asoc_simple_card); | |
531 | ||
c445be35 | 532 | MODULE_ALIAS("platform:asoc-simple-card"); |
a1dbfd00 | 533 | MODULE_LICENSE("GPL v2"); |
f2390880 KM |
534 | MODULE_DESCRIPTION("ASoC Simple Sound Card"); |
535 | MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); |