On Tue, Jun 25, 2024 at 06:57:35PM GMT, Krzysztof Kozlowski wrote:
> Qualcomm LPASS macro codec driver parses registers in order to
> detect version of the codec. It recognizes codecs v2.0 - v2.8, however
> we know that there are earlier versions and 'enum lpass_codec_version'
> has also v1.0, v1.1 and v1.2. If by any chance we run on unrecognized
> version, driver will use random value from the stack as the codec
> version.
>
> Fix it by mapping such cases to an enum of value 0:
> LPASS_CODEC_VERSION_UNKNOWN.
>
> Fixes: 378918d59181 ("ASoC: codecs: lpass-macro: add helpers to get codec version")
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> ---
> sound/soc/codecs/lpass-macro-common.h | 3 ++-
> sound/soc/codecs/lpass-va-macro.c | 3 ++-
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
--
With best wishes
Dmitry
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