Fixes for GPU hang, null dereference, suspend-resume, power consumption, and use-after-free. - Program mocs:63 for cache eviction on gen9 (Chris) - Split the breadcrumb spinlock between global and contexts (Chris) - Retain default context state across shrinking (Venkata) - Limit frequency drop to RPe on parking (Chris) - Return earlier from intel_modeset_init() without display (Jani) - Defer initial modeset until after GGTT is initialized (Chris).