188 static void __sync_cmd_start(struct pkvm_iommu *sync)  in __sync_cmd_start()  argument
190 	writel_relaxed(SYNC_CMD_SYNC, sync->va + REG_NS_SYNC_CMD);  in __sync_cmd_start()
193 static void __invalidation_barrier_slow(struct pkvm_iommu *sync)  in __invalidation_barrier_slow()  argument
208 		__sync_cmd_start(sync);  in __invalidation_barrier_slow()
209 		if (__wait_until(sync->va + REG_NS_SYNC_COMP, SYNC_COMP_COMPLETE, timeout))  in __invalidation_barrier_slow()
218 	struct pkvm_iommu *sync;  in __invalidation_barrier_init()  local
220 	for_each_child(sync, dev)  in __invalidation_barrier_init()
221 		__sync_cmd_start(sync);  in __invalidation_barrier_init()
227 	struct pkvm_iommu *sync;  in __invalidation_barrier_complete()  local
233 	for_each_child(sync, dev) {  in __invalidation_barrier_complete()
234 		if (!(readl_relaxed(sync->va + REG_NS_SYNC_COMP) & SYNC_COMP_COMPLETE))  in __invalidation_barrier_complete()
235 			__invalidation_barrier_slow(sync);  in __invalidation_barrier_complete()