Re: [PATCH v1 1/3] ASoC: qcom: common: set codecless link to be a backend
From: Mark Brown
Date: Mon Dec 16 2024 - 16:49:20 EST
On Thu, Dec 05, 2024 at 02:33:42AM +0000, Alexey Klimov wrote:
> When codec subnode is missing in DAI link description in DT
> the DAI link codec will be set to a dummy codec and link will be
> recognised as front end. Any playback attempt will fail since it
> will not be able to install hardware parameters. Fix this by
> setting codecless link to be a back end.
This is intentional, the sound card should be properly described in the
DT - if there's an expansion board used the description for that should
say what sort of CODEC is there.
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