Re: [PATCH 10/12] ASoC: amd: add vangogh pci driver pm ops

From: Mukunda,Vijendar
Date: Thu Jul 08 2021 - 07:23:39 EST


On 7/7/21 10:04 PM, Pierre-Louis Bossart wrote:
>
>> +static int snd_acp5x_suspend(struct device *dev)
>> +{
>> + int ret;
>> + struct acp5x_dev_data *adata;
>> +
>> + adata = dev_get_drvdata(dev);
>> + ret = acp5x_deinit(adata->acp5x_base);
>> + if (ret)
>> + dev_err(dev, "ACP de-init failed\n");
>> + else
>> + dev_dbg(dev, "ACP de-initialized\n");
>> +
>> + return ret;
>> +}
>> +
>> +static int snd_acp5x_resume(struct device *dev)
>> +{
>> + int ret;
>> + struct acp5x_dev_data *adata;
>> +
>> + adata = dev_get_drvdata(dev);
>> + ret = acp5x_init(adata->acp5x_base);
>> + if (ret) {
>> + dev_err(dev, "ACP init failed\n");
>> + return ret;
>> + }
>> + return 0;
>> +}
>> +
>> +static const struct dev_pm_ops acp5x_pm = {
>> + .runtime_suspend = snd_acp5x_suspend,
>> + .runtime_resume = snd_acp5x_resume,
>> + .resume = snd_acp5x_resume,
>
> use SET_SYSTEM_SLEEP_PM_OPS and SET_RUNTIME_PM_OPS?

We will modify the code.
>
> also not clear why you don't have a .suspend here
It was a miss. we will add .suspend callback which invokes same callback
"snd_acp5x_suspend".
>
> And to avoid warnings use __maybe_unused for those callbacks when PM is disabled?
>
Agreed. We will modify the code and post the new version.
>