drm/msm/mdp4: stop supporting no-IOMMU configuration

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With the switch to GPUVM the msm driver no longer supports the no-IOMMU
configurations (even without the actual GPU). Return an error in case we
face the lack of the IOMMU for an MDP4 device.

Fixes: 111fdd2198 ("drm/msm: drm_gpuvm conversion")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/672557/
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>

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Dmitry Baryshkov 2025-09-03 13:51:49 +03:00 • committed by Rob Clark

parent 0584da4515

commit cc64568b52

1 changed files with 3 additions and 3 deletions

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drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c

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