[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 = &_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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