[PATCH 1/2] drm/msm/adreno: allow headless setup on SM8150 MTP

Konrad Dybcio konrad.dybcio at linaro.org
Mon Jun 24 14:06:24 UTC 2024



On 6/23/24 21:34, Krzysztof Kozlowski wrote:
> Commit f30ac26def18 ("arm64: dts: qcom: add sm8150 GPU nodes") re-used
> amd,imageon compatible for the SM8150 just to enable headless mode due
> to missing display controller nodes.  This work-around was later
> narrowed to the SM8150 MTP board in commit 1642ab96efa4 ("arm64: dts:
> qcom: sm8150: Don't start Adreno in headless mode").
> 
> This was not a correct solution, because the Qualcomm SM8150 SoC does
> not have an AMD GPU and the SM8150 MTP board does not have magically
> different GPU than SM8150 SoC.
> 
> Rely on board compatible to achieve the same in a Devicetree-correct
> way.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> ---

Let's just forget this exists, this was a hack from the start and not
a very necessary one given display bringup followed soon..

This should be handled by a module parameter if anything

Konrad


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