linux-kernel - Re: [PATCH 3/3] ASoC: Intel: sof_rt5682: use id

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Date:   Wed, 6 Oct 2021 13:43:07 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Curtis Malainey <cujomalainey@...gle.com>,
        Brent Lu <brent.lu@...el.com>
Cc:     ALSA development <alsa-devel@...a-project.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Cezary Rojewski <cezary.rojewski@...el.com>,
        Jie Yang <yang.jie@...ux.intel.com>,
        Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
        Guennadi Liakhovetski <guennadi.liakhovetski@...ux.intel.com>,
        Yong Zhi <yong.zhi@...el.com>,
        Vamshi Krishna Gopal <vamshi.krishna.gopal@...el.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Rander Wang <rander.wang@...el.com>,
        Bard Liao <bard.liao@...el.com>,
        Malik_Hsu <malik_hsu@...tron.corp-partner.google.com>,
        Libin Yang <libin.yang@...el.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>,
        Paul Olaru <paul.olaru@....nxp.com>,
        Curtis Malainey <cujomalainey@...omium.org>,
        Mac Chiang <mac.chiang@...el.com>,
        Gongjun Song <gongjun.song@...el.com>
Subject: Re: [PATCH 3/3] ASoC: Intel: sof_rt5682: use id_alt to enumerate
 rt5682s



On 10/6/21 1:34 PM, Curtis Malainey wrote:
>>  };
>>
>> +static struct snd_soc_acpi_codecs adl_rt5682s_hp = {
>> +       .num_codecs = 1,
>> +       .codecs = {"RTL5682"}
>> +};
>> +
>>  struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_machines[] = {
>>         {
>>                 .id = "10EC5682",
>> +               .id_alt = &adl_rt5682s_hp,
>>                 .drv_name = "adl_mx98373_rt5682",
>>                 .machine_quirk = snd_soc_acpi_codec_list,
>>                 .quirk_data = &adl_max98373_amp,
>> @@ -296,6 +302,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_machines[] = {
>>         },
>>         {
>>                 .id = "10EC5682",
>> +               .id_alt = &adl_rt5682s_hp,
>>                 .drv_name = "adl_mx98357_rt5682",
>>                 .machine_quirk = snd_soc_acpi_codec_list,
>>                 .quirk_data = &adl_max98357a_amp,
>> @@ -304,6 +311,7 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_adl_machines[] = {
>>         },
>>         {
>>                 .id = "10EC5682",
>> +               .id_alt = &adl_rt5682s_hp,
>>                 .drv_name = "adl_mx98360_rt5682",
>>                 .machine_quirk = snd_soc_acpi_codec_list,
>>                 .quirk_data = &adl_max98360a_amp,
> 
> Is there any way we can collapse this and the primary id into a single
> list to avoid having 2 locations to track for the IDs?

I was thinking about that too, but in that case we would want to have a
list of strings, rather than the address of a structure which adds one
layer of indirection.

Something like

.id = { "10EC5682", "RTL5682" }

and the .num_codecs removed and some termination added.