diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/soc-devres.c | 37 | ||||
| -rw-r--r-- | sound/soc/soc-topology.c | 3 |
2 files changed, 38 insertions, 2 deletions
diff --git a/sound/soc/soc-devres.c b/sound/soc/soc-devres.c index a9ea172a66a7..11e5d7962370 100644 --- a/sound/soc/soc-devres.c +++ b/sound/soc/soc-devres.c @@ -9,6 +9,43 @@ #include <sound/soc.h> #include <sound/dmaengine_pcm.h> +static void devm_dai_release(struct device *dev, void *res) +{ + snd_soc_unregister_dai(*(struct snd_soc_dai **)res); +} + +/** + * devm_snd_soc_register_dai - resource-managed dai registration + * @dev: Device used to manage component + * @component: The component the DAIs are registered for + * @dai_drv: DAI driver to use for the DAI + * @legacy_dai_naming: if %true, use legacy single-name format; + * if %false, use multiple-name format; + */ +struct snd_soc_dai *devm_snd_soc_register_dai(struct device *dev, + struct snd_soc_component *component, + struct snd_soc_dai_driver *dai_drv, + bool legacy_dai_naming) +{ + struct snd_soc_dai **ptr; + struct snd_soc_dai *dai; + + ptr = devres_alloc(devm_dai_release, sizeof(*ptr), GFP_KERNEL); + if (!ptr) + return NULL; + + dai = snd_soc_register_dai(component, dai_drv, legacy_dai_naming); + if (dai) { + *ptr = dai; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return dai; +} +EXPORT_SYMBOL_GPL(devm_snd_soc_register_dai); + static void devm_component_release(struct device *dev, void *res) { snd_soc_unregister_component(*(struct device **)res); diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c index 9e89633676b7..43e5745b06aa 100644 --- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -1851,7 +1851,7 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg, list_add(&dai_drv->dobj.list, &tplg->comp->dobj_list); /* register the DAI to the component */ - dai = snd_soc_register_dai(tplg->comp, dai_drv, false); + dai = devm_snd_soc_register_dai(tplg->comp->dev, tplg->comp, dai_drv, false); if (!dai) return -ENOMEM; @@ -1859,7 +1859,6 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg, ret = snd_soc_dapm_new_dai_widgets(dapm, dai); if (ret != 0) { dev_err(dai->dev, "Failed to create DAI widgets %d\n", ret); - snd_soc_unregister_dai(dai); return ret; } |