[alsa-devel] [PATCH 1/2] ASoC: rockchip: Add machine driver for max98090 codec

[zhengxing]

Hi Paul,
     Thank you for your reply.

On 2015年07月16日 16:05, Paul Bolle wrote:
> On wo, 2015-07-15 at 11:15 +0800, Xing Zheng wrote:
>> +static const struct of_device_id rockchip_max98090_of_match[] = {
>> +	{ .compatible = "rockchip,rockchip-audio-max98090", },
>> +	{},
>> +};
>> +
>> +static struct platform_driver snd_rk_mc_driver = {
>> +	.probe = snd_rk_mc_probe,
>> +	.remove = snd_rk_mc_remove,
>> +	.driver = {
>> +		.name = DRV_NAME,
>> +		.owner = THIS_MODULE,
>> +		.pm =&snd_soc_pm_ops,
>> +		.of_match_table = rockchip_max98090_of_match,
>> +	},
>> +};
>> +
>> +module_platform_driver(snd_rk_mc_driver);
> Nit: empty line here.
Done.
>
>> +MODULE_AUTHOR("jianqun<jay.xu at rock-chips.com>");
>> +MODULE_DESCRIPTION("Rockchip max98090 machine ASoC driver");
>> +MODULE_LICENSE("GPL v2");
>> +MODULE_ALIAS("platform:" DRV_NAME);
> This seems only useful if there's a corresponding struct
> platform_device. Ie, a platform_device with a "rockchip-snd-max98090"
> .name, which will trigger a "MODALIAS=platform:rockchip-snd-max98090"
> uevent when it's created. But I couldn't find where such a
> platform_device is created.
>
> Did I miss something? Or is there another way this alias is useful here?
Yes, I didn't care about this but I think it maybe correct.
>> +MODULE_DEVICE_TABLE(of, rockchip_max98090_of_match);
> The common pattern is to put MODULE_DEVICE_TABLE() directly after the
> table it exports.
Done.
> Likewise for 2/2 (except the empty line nit, that is).
OK, done.

> Thanks,
>
>
> Paul Bolle
>
>
>