iommu/intel/cache.c

43 static int cache_tag_assign(struct dmar_domain *domain, u16 did,
58 	tag->domain_id = did;
69 		if (cache_tage_match(temp, did, iommu, dev, pasid, type)) {
85 static void cache_tag_unassign(struct dmar_domain *domain, u16 did,
96 		if (cache_tage_match(tag, did, iommu, dev, pasid, type)) {
108 static int __cache_tag_assign_domain(struct dmar_domain *domain, u16 did,
114 	ret = cache_tag_assign(domain, did, dev, pasid, CACHE_TAG_IOTLB);
118 	ret = cache_tag_assign(domain, did, dev, pasid, CACHE_TAG_DEVTLB);
120 		cache_tag_unassign(domain, did, dev, pasid, CACHE_TAG_IOTLB);
125 static void __cache_tag_unassign_domain(struct dmar_domain *domain, u16 did,
130 	cache_tag_unassign(domain, did, dev, pasid, CACHE_TAG_IOTLB);
133 		cache_tag_unassign(domain, did, dev, pasid, CACHE_TAG_DEVTLB);
136 static int __cache_tag_assign_parent_domain(struct dmar_domain *domain, u16 did,
142 	ret = cache_tag_assign(domain, did, dev, pasid, CACHE_TAG_NESTING_IOTLB);
146 	ret = cache_tag_assign(domain, did, dev, pasid, CACHE_TAG_NESTING_DEVTLB);
148 		cache_tag_unassign(domain, did, dev, pasid, CACHE_TAG_NESTING_IOTLB);
153 static void __cache_tag_unassign_parent_domain(struct dmar_domain *domain, u16 did,
158 	cache_tag_unassign(domain, did, dev, pasid, CACHE_TAG_NESTING_IOTLB);
161 		cache_tag_unassign(domain, did, dev, pasid, CACHE_TAG_NESTING_DEVTLB);
190 	u16 did = domain_get_id_for_dev(domain, dev);
193 	ret = __cache_tag_assign_domain(domain, did, dev, pasid);
197 	ret = __cache_tag_assign_parent_domain(domain->s2_domain, did, dev, pasid);
199 		__cache_tag_unassign_domain(domain, did, dev, pasid);
214 	u16 did = domain_get_id_for_dev(domain, dev);
216 	__cache_tag_unassign_domain(domain, did, dev, pasid);
218 		__cache_tag_unassign_parent_domain(domain->s2_domain, did, dev, pasid);