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The GGTT is part of the tile and is shared by the primary and media GTs on platforms with a standalone media architecture. However each of these GTs has its own TLBs caching the page table lookups, and each needs to be invalidated separately. Reviewed-by: Nirmoy Das <nirmoy.das@intel.com> Link: https://lore.kernel.org/r/20230601215244.678611-27-matthew.d.roper@intel.com Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>