linux-kernel - Re: [PATCH] ASoC: Intel: boards: Select SND_SOC_HDAC

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Date:   Tue, 25 May 2021 10:39:43 +0100
From:   Richard Fitzgerald <rf@...nsource.cirrus.com>
To:     Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
CC:     <broonie@...nel.org>, <cezary.rojewski@...el.com>,
        <liam.r.girdwood@...ux.intel.com>, <yang.jie@...ux.intel.com>,
        <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <patches@...nsource.cirrus.com>
Subject: Re: [PATCH] ASoC: Intel: boards: Select SND_SOC_HDAC_HDMI for
 Soundwire machine driver



On 25/05/2021 10:28, Kai Vehmanen wrote:
> Hi,
> 
> On Mon, 24 May 2021, Pierre-Louis Bossart wrote:
> 
>> On 5/20/21 11:33 AM, Richard Fitzgerald wrote:
>>> Add select of SND_SOC_HDAC_HDMI for SND_SOC_INTEL_SOUNDWIRE_SOF_MACH.
>>> Without this the build results in missing references to
>>> hdac_hdmi_jack_port_init and hdac_hdmi_jack_init.
>> Kai, can you comment on this one? There is nothing specific to HDMI in this
>> driver.
> 
> usage of hdac-hdmi is removed in newer mach drivers (like
> sof_da7219_max98373, sof-pcm512 and ehl_rt5660 -> and there's no select
> for SND_SOC_HDAC_HDMI for these). For older ones, we've kept hdac-hdmi in
> to keep compatibility.
> 
> For sof_sdw, there are still calls to hdac_hdmi_jack_init() and friends
> in sof_sdw_hdmi.c, so this is a real problem.
> 
> I'd say a better fix is that we remove the hdac-hdmi support from sof_sdw.
> I can do a patch for that.
> 

Ok with me. I'm not using the hdmi.

>> Something's inconsistent here, it's not limited to SoundWire I am afraid
> 
> I checked all the related mach drivers and the Kconfig definitions are
> correct for others. So select is done to HDAC_HDMI whenever the mach
> driver uses hdac_hdmi_jack_*().
> 
> Br, Kai
>