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Commit7aaec3a623("drm/xe: Let's return last value read on xe_mmio_wait32.") mentions that we should return the last value read, but we never actually return it. This breaks display which depends on the value being actually returned where needed. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Fixes:7aaec3a623("drm/xe: Let's return last value read on xe_mmio_wait32.") Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/257 Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>