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In future patches, we will be creating a separate companion RCS engine and each engine is created with it's own address space, and we really don't want. CCS and RCS engine writes should be visible to each other in order to get the wait/signal mechanism working. v2: - Move drm_i915_gem_context_create_ext_setparam out of if block (Lionel) Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com> Reviewed-by: José Roberto de Souza <jose.souza@intel.com> Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23661>