iommu/intel/dmar.c

244 		 * normal PCI header.  NTB devices are identified by class
304 				    struct acpi_dmar_hardware_unit, header);
306 				((void *)drhd) + drhd->header.length,
408 static int dmar_parse_one_drhd(struct acpi_dmar_header *header, void *arg)
414 	drhd = (struct acpi_dmar_hardware_unit *)header;
419 	dmaru = kzalloc(sizeof(*dmaru) + header->length, GFP_KERNEL);
424 	 * If header is allocated from slab by ACPI _DSM method, we need to
428 	memcpy(dmaru->hdr, header, header->length);
435 					      ((void *)drhd) + drhd->header.length,
467 static int __init dmar_parse_one_andd(struct acpi_dmar_header *header,
470 	struct acpi_dmar_andd *andd = (void *)header;
473 	if (strnlen(andd->device_name, header->length - 8) == header->length - 8) {
490 static int dmar_parse_one_rhsa(struct acpi_dmar_header *header, void *arg)
495 	rhsa = (struct acpi_dmar_rhsa *)header;
522 dmar_table_print_dmar_entry(struct acpi_dmar_header *header)
530 	switch (header->type) {
532 		drhd = container_of(header, struct acpi_dmar_hardware_unit,
533 				    header);
538 		rmrr = container_of(header, struct acpi_dmar_reserved_memory,
539 				    header);
545 		atsr = container_of(header, struct acpi_dmar_atsr, header);
549 		rhsa = container_of(header, struct acpi_dmar_rhsa, header);
559 		satc = container_of(header, struct acpi_dmar_satc, header);
628 			dmar->header.length - sizeof(*dmar), cb);
711 				    header);
741 				    header);
744 		     (unsigned long)scope < ((unsigned long)drhd) + drhd->header.length;
780 	     andd = ((void *)andd) + andd->header.length) {
781 		if (andd->header.type == ACPI_DMAR_TYPE_NAMESPACE) {
2283 static int dmar_hp_add_drhd(struct acpi_dmar_header *header, void *arg)
2288 	dmaru = dmar_find_dmaru((struct acpi_dmar_hardware_unit *)header);
2299 static int dmar_hp_remove_drhd(struct acpi_dmar_header *header, void *arg)
2305 	dmaru = dmar_find_dmaru((struct acpi_dmar_hardware_unit *)header);
2325 static int dmar_hp_release_drhd(struct acpi_dmar_header *header, void *arg)
2329 	dmaru = dmar_find_dmaru((struct acpi_dmar_hardware_unit *)header);