https://bugzilla.kernel.org/show_bug.cgi?id=211277
--- Comment #59 from James Zhu (jamesz@amd.com) --- (In reply to youling257 from comment #58)
drm/amdgpu: move iommu_resume before ip init/resume cause suspend to disk resume failed on my amdgpu 3400g.
Can you share whole demsg log? Regards! James