soc/codecs/hda.c

16 static int hda_codec_create_dais(struct hda_codec *codec, int pcm_count,
19 	struct device *dev = &codec->core.dev;
28 	pcm = list_first_entry(&codec->pcm_list_head, struct hda_pcm, list);
83 static int hda_codec_register_dais(struct hda_codec *codec, struct snd_soc_component *component)
90 	if (list_empty(&codec->pcm_list_head))
92 	list_for_each_entry(pcm, &codec->pcm_list_head, list)
95 	ret = hda_codec_create_dais(codec, pcm_count, &drvs);
101 	list_for_each_entry(pcm, &codec->pcm_list_head, list) {
124 static void hda_codec_unregister_dais(struct hda_codec *codec,
133 		list_for_each_entry(pcm, &codec->pcm_list_head, list) {
146 int hda_codec_probe_complete(struct hda_codec *codec)
148 	struct hdac_device *hdev = &codec->core;
152 	ret = snd_hda_codec_build_controls(codec);
161 	snd_hda_codec_set_power_save(codec, 2000);
162 	snd_hda_codec_register(codec);
172 /* Expects codec with usage_count=1 and status=suspended */
175 	struct hda_codec *codec = dev_to_hda_codec(component->dev);
176 	struct hdac_device *hdev = &codec->core;
194 	if (hda_codec_is_display(codec))
198 	ret = snd_hda_codec_device_new(codec->bus, component->card->snd_card, hdev->addr, codec,
201 		dev_err(&hdev->dev, "codec create failed: %d\n", ret);
205 	ret = snd_hda_codec_set_name(codec, codec->preset->name);
207 		dev_err(&hdev->dev, "set name: %s failed: %d\n", codec->preset->name, ret);
211 	ret = snd_hdac_regmap_init(&codec->core);
217 	patch = (hda_codec_patch_t)codec->preset->driver_data;
224 	ret = patch(codec);
226 		dev_err(&hdev->dev, "codec init failed: %d\n", ret);
230 	ret = snd_hda_codec_parse_pcms(codec);
236 	ret = hda_codec_register_dais(codec, component);
242 	if (!hda_codec_is_display(codec)) {
243 		ret = hda_codec_probe_complete(codec);
248 	codec->core.lazy_cache = true;
253 	hda_codec_unregister_dais(codec, component);
255 	if (codec->patch_ops.free)
256 		codec->patch_ops.free(codec);
258 	snd_hda_codec_cleanup_for_unbind(codec);
260 	if (hda_codec_is_display(codec))
270 /* Leaves codec with usage_count=1 and status=suspended */
273 	struct hda_codec *codec = dev_to_hda_codec(component->dev);
274 	struct hdac_device *hdev = &codec->core;
277 	bool was_registered = codec->core.registered;
282 	hda_codec_unregister_dais(codec, component);
284 	if (codec->patch_ops.free)
285 		codec->patch_ops.free(codec);
287 	snd_hda_codec_cleanup_for_unbind(codec);
292 	if (hda_codec_is_display(codec))
345 	.name = "codec-probing-DAI",
350 	struct hda_codec *codec = dev_to_hda_codec(&hdev->dev);
353 	if (hda_codec_is_display(codec) && !hdev->bus->audio_component) {
364 	 * driver's lifetime is directly tied to hda codec one
370 	if (!hda_codec_is_display(codec)) {
382 	struct hda_codec *codec = dev_to_hda_codec(&hdev->dev);
384 	if (codec->core.registered)
385 		cancel_delayed_work_sync(&codec->jackpoll_work);
398 MODULE_DESCRIPTION("HD-Audio codec driver");