return 0;
}
-static struct snd_soc_dai_ops jz4740_codec_dai_ops = {
+static const struct snd_soc_dai_ops jz4740_codec_dai_ops = {
.hw_params = jz4740_codec_hw_params,
};
#ifdef CONFIG_PM_SLEEP
-static int jz4740_codec_suspend(struct snd_soc_codec *codec, pm_message_t state)
+static int jz4740_codec_suspend(struct snd_soc_codec *codec)
{
return jz4740_codec_set_bias_level(codec, SND_SOC_BIAS_OFF);
}
struct jz4740_codec *jz4740_codec;
struct resource *mem;
- jz4740_codec = kzalloc(sizeof(*jz4740_codec), GFP_KERNEL);
+ jz4740_codec = devm_kzalloc(&pdev->dev, sizeof(*jz4740_codec),
+ GFP_KERNEL);
if (!jz4740_codec)
return -ENOMEM;
if (!mem) {
dev_err(&pdev->dev, "Failed to get mmio memory resource\n");
ret = -ENOENT;
- goto err_free_codec;
+ goto err_out;
}
mem = request_mem_region(mem->start, resource_size(mem), pdev->name);
if (!mem) {
dev_err(&pdev->dev, "Failed to request mmio memory region\n");
ret = -EBUSY;
- goto err_free_codec;
+ goto err_out;
}
jz4740_codec->base = ioremap(mem->start, resource_size(mem));
iounmap(jz4740_codec->base);
err_release_mem_region:
release_mem_region(mem->start, resource_size(mem));
-err_free_codec:
- kfree(jz4740_codec);
-
+err_out:
return ret;
}
release_mem_region(mem->start, resource_size(mem));
platform_set_drvdata(pdev, NULL);
- kfree(jz4740_codec);
return 0;
}
},
};
-static int __init jz4740_codec_init(void)
-{
- return platform_driver_register(&jz4740_codec_driver);
-}
-module_init(jz4740_codec_init);
-
-static void __exit jz4740_codec_exit(void)
-{
- platform_driver_unregister(&jz4740_codec_driver);
-}
-module_exit(jz4740_codec_exit);
+module_platform_driver(jz4740_codec_driver);
MODULE_DESCRIPTION("JZ4740 SoC internal codec driver");
MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");