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drm/msm/dpu: Implement LM crossbar for v12.0 DPU

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v12.0 DPU on SM8750 comes with new LM crossbar that requires each pipe
rectangle to be programmed separately in blend stage.  Implement support
for this along with a new CTL_LAYER_ACTIVE register and setting the
blend stage in layer mixer code.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/659632/
Link: https://lore.kernel.org/r/20250618-b4-sm8750-display-v7-12-a591c609743d@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
This commit is contained in:
Krzysztof Kozlowski 2025-06-18 16:32:41 +02:00 • committed by Dmitry Baryshkov
commit 68baf83364
6 changed files with 201 additions and 3 deletions
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