[PATCH v4 1/2] ASoC: amd: acp: Add support for nau8825 and max98360 card

Reddy, V sujith kumar vsujithkumar.reddy at amd.com
Thu May 26 09:23:02 CEST 2022


On 5/26/2022 2:55 AM, Pierre-Louis Bossart wrote:
>> +struct snd_soc_acpi_mach snd_soc_acpi_amd_rmb_sof_machines[] = {
>> +     {
>> +             .id = "AMDI1019",
>> +             .drv_name = "rmb-dsp",
>> +             .pdata = &acp_quirk_data,
>> +             .fw_filename = "sof-rmb.ri",
>> +             .sof_tplg_filename = "sof-acp-rmb.tplg",
>> +     },
>> +     {
>> +             .id = "10508825",
>> +             .drv_name = "nau8825-max",
>> +             .pdata = &acp_quirk_data,
>> +             .machine_quirk = snd_soc_acpi_codec_list,
>> +             .quirk_data = &amp_max,
>> +             .fw_filename = "sof-rmb.ri",
>> +             .sof_tplg_filename = "sof-acp-rmb.tplg",
> this looks rather odd, you have two entries in the table that point to
> the exact same pair of firmware and topology files. This is either
> intentional and missing a comment, or a copy-paste mistake, or some of
> these fields are not required.
This is intentional only ,will update this once platforms are confirmed, 
will add  comments
>
>> -     clk_disable_unprepare(drvdata->wclk);
>> +     if (!drvdata->soc_mclk)
>> +             clk_disable_unprepare(drvdata->wclk);
>>   }
> mclk and wclk are different concepts usually.
Our intention here we don't want to enable /disable wclk(clock) when soc 
is a clock master.
>
>
>>   struct acp_card_drvdata {
>> @@ -49,6 +51,7 @@ struct acp_card_drvdata {
>>        unsigned int dai_fmt;
>>        struct clk *wclk;
>>        struct clk *bclk;
>> +     bool soc_mclk;
> I wonder if soc_mclk means 'soc_clock_provider' ?
yes
> it looks like a configuration instead of a real/physical clock?
yes ,its just a flag to know whether soc is in a clock master mode or not.


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