670 static uint32_t acpi_get_subtable_entry_num(int type, ACPI_SUBTABLE_HEADER *subtable,  in acpi_get_subtable_entry_num()  argument
676 		if (type == subtable->Type) {  in acpi_get_subtable_entry_num()
679 		offset += subtable->Length;  in acpi_get_subtable_entry_num()
680 		subtable = ACPI_ADD_PTR(ACPI_SUBTABLE_HEADER, base, offset);  in acpi_get_subtable_entry_num()
682 		if (!subtable->Length) {  in acpi_get_subtable_entry_num()
695 	ACPI_SUBTABLE_HEADER *subtable;  in acpi_madt_entry_get()  local
701 	subtable = ACPI_ADD_PTR(ACPI_SUBTABLE_HEADER, base, offset);  in acpi_madt_entry_get()
704 		if (type == subtable->Type) {  in acpi_madt_entry_get()
705 			*tables = subtable;  in acpi_madt_entry_get()
706 			*num_inst = acpi_get_subtable_entry_num(type, subtable, offset, base,  in acpi_madt_entry_get()
711 		offset += subtable->Length;  in acpi_madt_entry_get()
712 		subtable = ACPI_ADD_PTR(ACPI_SUBTABLE_HEADER, base, offset);  in acpi_madt_entry_get()
723 	ACPI_DMAR_HEADER *subtable;  in acpi_dmar_entry_get()  local
730 	subtable = ACPI_ADD_PTR(ACPI_DMAR_HEADER, base, offset);  in acpi_dmar_entry_get()
732 		if (type == subtable->Type) {  in acpi_dmar_entry_get()
733 			*tables = (struct acpi_subtable_header *)subtable;  in acpi_dmar_entry_get()
736 		offset += subtable->Length;  in acpi_dmar_entry_get()
737 		subtable = ACPI_ADD_PTR(ACPI_DMAR_HEADER, base, offset);  in acpi_dmar_entry_get()
752 		ACPI_DMAR_HEADER *subtable = ACPI_ADD_PTR(ACPI_DMAR_HEADER, dmar, offset);  in acpi_dmar_foreach_subtable()  local
754 		__ASSERT_NO_MSG(subtable->Length >= sizeof(*subtable));  in acpi_dmar_foreach_subtable()
755 		__ASSERT_NO_MSG(subtable->Length <= length - offset);  in acpi_dmar_foreach_subtable()
757 		func(subtable, arg);  in acpi_dmar_foreach_subtable()
759 		offset += subtable->Length;  in acpi_dmar_foreach_subtable()
806 static void subtable_handler(ACPI_DMAR_HEADER *subtable, void *arg)  in subtable_handler()  argument
810 	if (subtable->Type == ACPI_DMAR_TYPE_HARDWARE_UNIT) {  in subtable_handler()
813 		hu = CONTAINER_OF(subtable, ACPI_DMAR_HARDWARE_UNIT, Header);  in subtable_handler()
842 	ACPI_DMAR_DEVICE_SCOPE *subtable;  in acpi_drhd_get()  local
863 		subtable = ACPI_ADD_PTR(ACPI_DMAR_DEVICE_SCOPE, base, offset);  in acpi_drhd_get()
864 		if (!subtable->Length) {  in acpi_drhd_get()
868 		if (scope == subtable->EntryType) {  in acpi_drhd_get()
869 			num_path = (subtable->Length - 6u) / 2u;  in acpi_drhd_get()
870 			dev_path = ACPI_ADD_PTR(ACPI_DMAR_PCI_PATH, subtable,  in acpi_drhd_get()
878 				dmar_id[i].bits.bus = subtable->Bus;  in acpi_drhd_get()
886 		offset += subtable->Length;  in acpi_drhd_get()
888 		if (scope_size < subtable->Length) {  in acpi_drhd_get()
891 		scope_size -= subtable->Length;  in acpi_drhd_get()
900 	if (dev_scope && subtable) {  in acpi_drhd_get()
901 		memcpy(dev_scope, subtable, sizeof(struct acpi_dmar_device_scope));  in acpi_drhd_get()