drm/i915/icl: Prepare for more rings
Gen11 will add more VCS and VECS rings so prepare the infrastructure to support that. Bspec: 7021 v2: Rebase. v3: Rebase. v4: Rebase. v5: Rebase. v6: - Update for POR changes. (Daniele Ceraolo Spurio) - Add provisional guc engine ids - to be checked and confirmed. v7: - Rebased. - Added the new ring masks. - Added the new HW ids. v8: - Introduce I915_MAX_VCS/VECS to avoid magic numbers (Michal) v9: increase MAX_ENGINE_INSTANCE to 3 Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> Signed-off-by: NTvrtko Ursulin <tvrtko.ursulin@intel.com> Signed-off-by: NRodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: NOscar Mateo <oscar.mateo@intel.com> Signed-off-by: NDaniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Reviewed-by: NOscar Mateo <oscar.mateo@intel.com> Signed-off-by: NMika Kuoppala <mika.kuoppala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180228101153.7224-1-mika.kuoppala@linux.intel.com
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