int snd_soc_register_card(struct snd_soc_card *card);
int snd_soc_unregister_card(struct snd_soc_card *card);
+int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card);
int snd_soc_suspend(struct device *dev);
int snd_soc_resume(struct device *dev);
int snd_soc_poweroff(struct device *dev);
int snd_soc_register_component(struct device *dev,
const struct snd_soc_component_driver *cmpnt_drv,
struct snd_soc_dai_driver *dai_drv, int num_dai);
+int devm_snd_soc_register_component(struct device *dev,
+ const struct snd_soc_component_driver *cmpnt_drv,
+ struct snd_soc_dai_driver *dai_drv, int num_dai);
void snd_soc_unregister_component(struct device *dev);
int snd_soc_codec_volatile_register(struct snd_soc_codec *codec,
unsigned int reg);
snd-soc-core-objs := soc-core.o soc-dapm.o soc-jack.o soc-cache.o soc-utils.o
-snd-soc-core-objs += soc-pcm.o soc-compress.o soc-io.o
+snd-soc-core-objs += soc-pcm.o soc-compress.o soc-io.o soc-devres.o
ifneq ($(CONFIG_SND_SOC_GENERIC_DMAENGINE_PCM),)
snd-soc-core-objs += soc-generic-dmaengine-pcm.o
/* Register with ASoC */
dev_set_drvdata(&pdev->dev, spdif_priv);
- ret = snd_soc_register_component(&pdev->dev, &fsl_spdif_component,
- &spdif_priv->cpu_dai_drv, 1);
+ ret = devm_snd_soc_register_component(&pdev->dev, &fsl_spdif_component,
+ &spdif_priv->cpu_dai_drv, 1);
if (ret) {
dev_err(&pdev->dev, "failed to register DAI: %d\n", ret);
return ret;
}
ret = imx_pcm_dma_init(pdev);
- if (ret) {
+ if (ret)
dev_err(&pdev->dev, "imx_pcm_dma_init failed: %d\n", ret);
- goto error_component;
- }
-
- return ret;
-
-error_component:
- snd_soc_unregister_component(&pdev->dev);
return ret;
}
static int fsl_spdif_remove(struct platform_device *pdev)
{
imx_pcm_dma_exit(pdev);
- snd_soc_unregister_component(&pdev->dev);
return 0;
}
data->card.dapm_widgets = imx_sgtl5000_dapm_widgets;
data->card.num_dapm_widgets = ARRAY_SIZE(imx_sgtl5000_dapm_widgets);
- ret = snd_soc_register_card(&data->card);
+ ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
goto fail;
{
struct imx_sgtl5000_data *data = platform_get_drvdata(pdev);
- snd_soc_unregister_card(&data->card);
clk_put(data->codec_clk);
return 0;
if (ret)
goto error_dir;
- ret = snd_soc_register_card(&data->card);
+ ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed: %d\n", ret);
goto error_dir;
if (data->txdev)
platform_device_unregister(data->txdev);
- snd_soc_unregister_card(&data->card);
-
return 0;
}
data->card.late_probe = imx_wm8962_late_probe;
data->card.set_bias_level = imx_wm8962_set_bias_level;
- ret = snd_soc_register_card(&data->card);
+ ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
goto clk_fail;
if (!IS_ERR(data->codec_clk))
clk_disable_unprepare(data->codec_clk);
- snd_soc_unregister_card(&data->card);
return 0;
}
}
/* register the soc card */
snd_soc_card_mfld.dev = &pdev->dev;
- ret_val = snd_soc_register_card(&snd_soc_card_mfld);
+ ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_mfld);
if (ret_val) {
pr_debug("snd_soc_register_card failed %d\n", ret_val);
return ret_val;
return 0;
}
-static int snd_mfld_mc_remove(struct platform_device *pdev)
-{
- pr_debug("snd_mfld_mc_remove called\n");
- snd_soc_unregister_card(&snd_soc_card_mfld);
- return 0;
-}
-
static struct platform_driver snd_mfld_mc_driver = {
.driver = {
.owner = THIS_MODULE,
.name = "msic_audio",
},
.probe = snd_mfld_mc_probe,
- .remove = snd_mfld_mc_remove,
};
module_platform_driver(snd_mfld_mc_driver);
dev_warn(&pdev->dev, "failed to init clocks\n");
}
- ret = snd_soc_register_component(&pdev->dev, &mxs_saif_component,
- &mxs_saif_dai, 1);
+ ret = devm_snd_soc_register_component(&pdev->dev, &mxs_saif_component,
+ &mxs_saif_dai, 1);
if (ret) {
dev_err(&pdev->dev, "register DAI failed\n");
return ret;
ret = mxs_pcm_platform_register(&pdev->dev);
if (ret) {
dev_err(&pdev->dev, "register PCM failed: %d\n", ret);
- goto failed_pdev_alloc;
+ return ret;
}
return 0;
-
-failed_pdev_alloc:
- snd_soc_unregister_component(&pdev->dev);
-
- return ret;
}
static int mxs_saif_remove(struct platform_device *pdev)
{
mxs_pcm_platform_unregister(&pdev->dev);
- snd_soc_unregister_component(&pdev->dev);
return 0;
}
mcpdm->dev = &pdev->dev;
- return snd_soc_register_component(&pdev->dev, &omap_mcpdm_component,
- &omap_mcpdm_dai, 1);
-}
-
-static int asoc_mcpdm_remove(struct platform_device *pdev)
-{
- snd_soc_unregister_component(&pdev->dev);
- return 0;
+ return devm_snd_soc_register_component(&pdev->dev,
+ &omap_mcpdm_component,
+ &omap_mcpdm_dai, 1);
}
static const struct of_device_id omap_mcpdm_of_match[] = {
},
.probe = asoc_mcpdm_probe,
- .remove = asoc_mcpdm_remove,
};
module_platform_driver(asoc_mcpdm_driver);
}
snd_soc_card_set_drvdata(card, priv);
- ret = snd_soc_register_card(card);
+ ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret) {
- dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
+ dev_err(&pdev->dev, "devm_snd_soc_register_card() failed: %d\n",
ret);
return ret;
}
snd_soc_jack_free_gpios(&priv->hs_jack,
ARRAY_SIZE(hs_jack_gpios),
hs_jack_gpios);
- snd_soc_unregister_card(card);
return 0;
}
priv->dai_fmt = (unsigned int) -1;
platform_set_drvdata(pdev, priv);
- return snd_soc_register_component(&pdev->dev, &mmp_sspa_component,
- &mmp_sspa_dai, 1);
+ return devm_snd_soc_register_component(&pdev->dev, &mmp_sspa_component,
+ &mmp_sspa_dai, 1);
}
static int asoc_mmp_sspa_remove(struct platform_device *pdev)
clk_disable(priv->audio_clk);
clk_put(priv->audio_clk);
clk_put(priv->sysclk);
- snd_soc_unregister_component(&pdev->dev);
return 0;
}
--- /dev/null
+/*
+ * soc-devres.c -- ALSA SoC Audio Layer devres functions
+ *
+ * Copyright (C) 2013 Linaro Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <sound/soc.h>
+
+static void devm_component_release(struct device *dev, void *res)
+{
+ snd_soc_unregister_component(*(struct device **)res);
+}
+
+/**
+ * devm_snd_soc_register_component - resource managed component registration
+ * @dev: Device used to manage component
+ * @cmpnt_drv: Component driver
+ * @dai_drv: DAI driver
+ * @num_dai: Number of DAIs to register
+ *
+ * Register a component with automatic unregistration when the device is
+ * unregistered.
+ */
+int devm_snd_soc_register_component(struct device *dev,
+ const struct snd_soc_component_driver *cmpnt_drv,
+ struct snd_soc_dai_driver *dai_drv, int num_dai)
+{
+ struct device **ptr;
+ int ret;
+
+ ptr = devres_alloc(devm_component_release, sizeof(*ptr), GFP_KERNEL);
+ if (!ptr)
+ return -ENOMEM;
+
+ ret = snd_soc_register_component(dev, cmpnt_drv, dai_drv, num_dai);
+ if (ret == 0) {
+ *ptr = dev;
+ devres_add(dev, ptr);
+ } else {
+ devres_free(ptr);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(devm_snd_soc_register_component);
+
+static void devm_card_release(struct device *dev, void *res)
+{
+ snd_soc_unregister_card(*(struct snd_soc_card **)res);
+}
+
+/**
+ * devm_snd_soc_register_card - resource managed card registration
+ * @dev: Device used to manage card
+ * @card: Card to register
+ *
+ * Register a card with automatic unregistration when the device is
+ * unregistered.
+ */
+int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card)
+{
+ struct device **ptr;
+ int ret;
+
+ ptr = devres_alloc(devm_card_release, sizeof(*ptr), GFP_KERNEL);
+ if (!ptr)
+ return -ENOMEM;
+
+ ret = snd_soc_register_card(card);
+ if (ret == 0) {
+ *ptr = dev;
+ devres_add(dev, ptr);
+ } else {
+ devres_free(ptr);
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(devm_snd_soc_register_card);
projects / ~andy / linux / commitdiff