AMD_IOMMU_CMD_COMPL_WAIT
case AMD_IOMMU_CMD_COMPL_WAIT:
if (cmd == AMD_IOMMU_CMD_COMPL_WAIT) {
error = amd_iommu_cmd(iommu, AMD_IOMMU_CMD_COMPL_WAIT,
if (amd_iommu_cmd(iommu, AMD_IOMMU_CMD_COMPL_WAIT, NULL, 0, 0)