1 // SPDX-License-Identifier: GPL-2.0
3 // Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
16 static int hda_codec_create_dais(struct hda_codec *codec, int pcm_count,  in hda_codec_create_dais()  argument
19 	struct device *dev = &codec->core.dev;  in hda_codec_create_dais()
26 		return -ENOMEM;  in hda_codec_create_dais()
28 	pcm = list_first_entry(&codec->pcm_list_head, struct hda_pcm, list);  in hda_codec_create_dais()
34 		dev_info(dev, "creating for %s %d\n", pcm->name, i);  in hda_codec_create_dais()
36 		drvs[i].name = pcm->name;  in hda_codec_create_dais()
41 		if (!pcm->stream[dir].substreams) {  in hda_codec_create_dais()
42 			dev_info(dev, "skipping playback dai for %s\n", pcm->name);  in hda_codec_create_dais()
46 		stream->stream_name =  in hda_codec_create_dais()
47 			devm_kasprintf(dev, GFP_KERNEL, "%s %s", pcm->name,  in hda_codec_create_dais()
49 		if (!stream->stream_name)  in hda_codec_create_dais()
50 			return -ENOMEM;  in hda_codec_create_dais()
51 		stream->channels_min = pcm->stream[dir].channels_min;  in hda_codec_create_dais()
52 		stream->channels_max = pcm->stream[dir].channels_max;  in hda_codec_create_dais()
53 		stream->rates = pcm->stream[dir].rates;  in hda_codec_create_dais()
54 		stream->formats = pcm->stream[dir].formats;  in hda_codec_create_dais()
55 		stream->sig_bits = pcm->stream[dir].maxbps;  in hda_codec_create_dais()
60 		if (!pcm->stream[dir].substreams) {  in hda_codec_create_dais()
61 			dev_info(dev, "skipping capture dai for %s\n", pcm->name);  in hda_codec_create_dais()
65 		stream->stream_name =  in hda_codec_create_dais()
66 			devm_kasprintf(dev, GFP_KERNEL, "%s %s", pcm->name,  in hda_codec_create_dais()
68 		if (!stream->stream_name)  in hda_codec_create_dais()
69 			return -ENOMEM;  in hda_codec_create_dais()
70 		stream->channels_min = pcm->stream[dir].channels_min;  in hda_codec_create_dais()
71 		stream->channels_max = pcm->stream[dir].channels_max;  in hda_codec_create_dais()
72 		stream->rates = pcm->stream[dir].rates;  in hda_codec_create_dais()
73 		stream->formats = pcm->stream[dir].formats;  in hda_codec_create_dais()
74 		stream->sig_bits = pcm->stream[dir].maxbps;  in hda_codec_create_dais()
81 static int hda_codec_register_dais(struct hda_codec *codec, struct snd_soc_component *component)  in hda_codec_register_dais()  argument
88 	if (list_empty(&codec->pcm_list_head))  in hda_codec_register_dais()
89 		return -EINVAL;  in hda_codec_register_dais()
90 	list_for_each_entry(pcm, &codec->pcm_list_head, list)  in hda_codec_register_dais()
93 	ret = hda_codec_create_dais(codec, pcm_count, &drvs);  in hda_codec_register_dais()
99 	list_for_each_entry(pcm, &codec->pcm_list_head, list) {  in hda_codec_register_dais()
104 			dev_err(component->dev, "register dai for %s failed\n", pcm->name);  in hda_codec_register_dais()
105 			return -EINVAL;  in hda_codec_register_dais()
110 			dev_err(component->dev, "create widgets failed: %d\n", ret);  in hda_codec_register_dais()
115 		snd_soc_dai_init_dma_data(dai, &pcm->stream[0], &pcm->stream[1]);  in hda_codec_register_dais()
122 static void hda_codec_unregister_dais(struct hda_codec *codec,  in hda_codec_unregister_dais()  argument
131 		list_for_each_entry(pcm, &codec->pcm_list_head, list) {  in hda_codec_unregister_dais()
132 			if (strcmp(dai->driver->name, pcm->name))  in hda_codec_unregister_dais()
144 int hda_codec_probe_complete(struct hda_codec *codec)  in hda_codec_probe_complete()  argument
146 	struct hdac_device *hdev = &codec->core;  in hda_codec_probe_complete()
147 	struct hdac_bus *bus = hdev->bus;  in hda_codec_probe_complete()
150 	ret = snd_hda_codec_build_controls(codec);  in hda_codec_probe_complete()
152 		dev_err(&hdev->dev, "unable to create controls %d\n", ret);  in hda_codec_probe_complete()
157 	pm_runtime_set_active(&hdev->dev);  in hda_codec_probe_complete()
159 	snd_hda_codec_set_power_save(codec, 2000);  in hda_codec_probe_complete()
160 	snd_hda_codec_register(codec);  in hda_codec_probe_complete()
163 	pm_runtime_mark_last_busy(bus->dev);  in hda_codec_probe_complete()
164 	pm_runtime_put_autosuspend(bus->dev);  in hda_codec_probe_complete()
170 /* Expects codec with usage_count=1 and status=suspended */
173 	struct hda_codec *codec = dev_to_hda_codec(component->dev);  in hda_codec_probe()  local
174 	struct hdac_device *hdev = &codec->core;  in hda_codec_probe()
175 	struct hdac_bus *bus = hdev->bus;  in hda_codec_probe()
181 	WARN_ON(atomic_read(&hdev->dev.power.usage_count) != 1 ||  in hda_codec_probe()
182 		!pm_runtime_status_suspended(&hdev->dev));  in hda_codec_probe()
185 	hlink = snd_hdac_ext_bus_get_hlink_by_addr(bus, hdev->addr);  in hda_codec_probe()
187 		dev_err(&hdev->dev, "hdac link not found\n");  in hda_codec_probe()
188 		return -EIO;  in hda_codec_probe()
191 	pm_runtime_get_sync(bus->dev);  in hda_codec_probe()
192 	if (hda_codec_is_display(codec))  in hda_codec_probe()
193 		snd_hdac_display_power(bus, hdev->addr, true);  in hda_codec_probe()
196 	ret = snd_hda_codec_device_new(codec->bus, component->card->snd_card, hdev->addr, codec,  in hda_codec_probe()
199 		dev_err(&hdev->dev, "create hda codec failed: %d\n", ret);  in hda_codec_probe()
203 	ret = snd_hda_codec_set_name(codec, codec->preset->name);  in hda_codec_probe()
205 		dev_err(&hdev->dev, "name failed %s\n", codec->preset->name);  in hda_codec_probe()
209 	ret = snd_hdac_regmap_init(&codec->core);  in hda_codec_probe()
211 		dev_err(&hdev->dev, "regmap init failed\n");  in hda_codec_probe()
215 	patch = (hda_codec_patch_t)codec->preset->driver_data;  in hda_codec_probe()
217 		dev_err(&hdev->dev, "no patch specified\n");  in hda_codec_probe()
218 		ret = -EINVAL;  in hda_codec_probe()
222 	ret = patch(codec);  in hda_codec_probe()
224 		dev_err(&hdev->dev, "patch failed %d\n", ret);  in hda_codec_probe()
228 	ret = snd_hda_codec_parse_pcms(codec);  in hda_codec_probe()
230 		dev_err(&hdev->dev, "unable to map pcms to dai %d\n", ret);  in hda_codec_probe()
234 	ret = hda_codec_register_dais(codec, component);  in hda_codec_probe()
236 		dev_err(&hdev->dev, "update dais failed: %d\n", ret);  in hda_codec_probe()
240 	if (!hda_codec_is_display(codec)) {  in hda_codec_probe()
241 		ret = hda_codec_probe_complete(codec);  in hda_codec_probe()
246 	codec->core.lazy_cache = true;  in hda_codec_probe()
251 	hda_codec_unregister_dais(codec, component);  in hda_codec_probe()
253 	if (codec->patch_ops.free)  in hda_codec_probe()
254 		codec->patch_ops.free(codec);  in hda_codec_probe()
256 	snd_hda_codec_cleanup_for_unbind(codec);  in hda_codec_probe()
258 	if (hda_codec_is_display(codec))  in hda_codec_probe()
259 		snd_hdac_display_power(bus, hdev->addr, false);  in hda_codec_probe()
263 	pm_runtime_mark_last_busy(bus->dev);  in hda_codec_probe()
264 	pm_runtime_put_autosuspend(bus->dev);  in hda_codec_probe()
268 /* Leaves codec with usage_count=1 and status=suspended */
271 	struct hda_codec *codec = dev_to_hda_codec(component->dev);  in hda_codec_remove()  local
272 	struct hdac_device *hdev = &codec->core;  in hda_codec_remove()
273 	struct hdac_bus *bus = hdev->bus;  in hda_codec_remove()
275 	bool was_registered = codec->core.registered;  in hda_codec_remove()
278 	pm_runtime_forbid(&hdev->dev);  in hda_codec_remove()
280 	hda_codec_unregister_dais(codec, component);  in hda_codec_remove()
282 	if (codec->patch_ops.free)  in hda_codec_remove()
283 		codec->patch_ops.free(codec);  in hda_codec_remove()
285 	snd_hda_codec_cleanup_for_unbind(codec);  in hda_codec_remove()
286 	pm_runtime_put_noidle(&hdev->dev);  in hda_codec_remove()
288 	pm_runtime_set_suspended(&hdev->dev);  in hda_codec_remove()
290 	if (hda_codec_is_display(codec))  in hda_codec_remove()
291 		snd_hdac_display_power(bus, hdev->addr, false);  in hda_codec_remove()
293 	hlink = snd_hdac_ext_bus_get_hlink_by_addr(bus, hdev->addr);  in hda_codec_remove()
301 		pm_runtime_mark_last_busy(bus->dev);  in hda_codec_remove()
302 		pm_runtime_put_autosuspend(bus->dev);  in hda_codec_remove()
306 	WARN_ON(atomic_read(&hdev->dev.power.usage_count) != 1 ||  in hda_codec_remove()
307 		!pm_runtime_status_suspended(&hdev->dev));  in hda_codec_remove()
312 	{"AIF1TX", NULL, "Codec Input Pin1"},
313 	{"AIF2TX", NULL, "Codec Input Pin2"},
314 	{"AIF3TX", NULL, "Codec Input Pin3"},
316 	{"Codec Output Pin1", NULL, "AIF1RX"},
317 	{"Codec Output Pin2", NULL, "AIF2RX"},
318 	{"Codec Output Pin3", NULL, "AIF3RX"},
323 	SND_SOC_DAPM_AIF_IN("AIF1RX", "Analog Codec Playback", 0, SND_SOC_NOPM, 0, 0),
324 	SND_SOC_DAPM_AIF_IN("AIF2RX", "Digital Codec Playback", 0, SND_SOC_NOPM, 0, 0),
325 	SND_SOC_DAPM_AIF_IN("AIF3RX", "Alt Analog Codec Playback", 0, SND_SOC_NOPM, 0, 0),
326 	SND_SOC_DAPM_AIF_OUT("AIF1TX", "Analog Codec Capture", 0, SND_SOC_NOPM, 0, 0),
327 	SND_SOC_DAPM_AIF_OUT("AIF2TX", "Digital Codec Capture", 0, SND_SOC_NOPM, 0, 0),
328 	SND_SOC_DAPM_AIF_OUT("AIF3TX", "Alt Analog Codec Capture", 0, SND_SOC_NOPM, 0, 0),
331 	SND_SOC_DAPM_INPUT("Codec Input Pin1"),
332 	SND_SOC_DAPM_INPUT("Codec Input Pin2"),
333 	SND_SOC_DAPM_INPUT("Codec Input Pin3"),
336 	SND_SOC_DAPM_OUTPUT("Codec Output Pin1"),
337 	SND_SOC_DAPM_OUTPUT("Codec Output Pin2"),
338 	SND_SOC_DAPM_OUTPUT("Codec Output Pin3"),
342 	.id = -1,
343 	.name = "codec-probing-DAI",
348 	struct hda_codec *codec = dev_to_hda_codec(&hdev->dev);  in hda_hdev_attach()  local
351 	comp_drv = devm_kzalloc(&hdev->dev, sizeof(*comp_drv), GFP_KERNEL);  in hda_hdev_attach()
353 		return -ENOMEM;  in hda_hdev_attach()
357 	 * driver's lifetime is directly tied to hda codec one  in hda_hdev_attach()
359 	comp_drv->name = dev_name(&hdev->dev);  in hda_hdev_attach()
360 	comp_drv->probe = hda_codec_probe;  in hda_hdev_attach()
361 	comp_drv->remove = hda_codec_remove;  in hda_hdev_attach()
362 	comp_drv->idle_bias_on = false;  in hda_hdev_attach()
363 	if (!hda_codec_is_display(codec)) {  in hda_hdev_attach()
364 		comp_drv->dapm_widgets = hda_dapm_widgets;  in hda_hdev_attach()
365 		comp_drv->num_dapm_widgets = ARRAY_SIZE(hda_dapm_widgets);  in hda_hdev_attach()
366 		comp_drv->dapm_routes = hda_dapm_routes;  in hda_hdev_attach()
367 		comp_drv->num_dapm_routes = ARRAY_SIZE(hda_dapm_routes);  in hda_hdev_attach()
370 	return snd_soc_register_component(&hdev->dev, comp_drv, &card_binder_dai, 1);  in hda_hdev_attach()
375 	struct hda_codec *codec = dev_to_hda_codec(&hdev->dev);  in hda_hdev_detach()  local
377 	if (codec->core.registered)  in hda_hdev_detach()
378 		cancel_delayed_work_sync(&codec->jackpoll_work);  in hda_hdev_detach()
380 	snd_soc_unregister_component(&hdev->dev);  in hda_hdev_detach()
391 MODULE_DESCRIPTION("HD-Audio codec driver");