struct device *dev,
u32 pasid)
{
- int flags = PASID_FLAG_SUPERVISOR_MODE;
struct dma_pte *pgd = domain->pgd;
int agaw, level;
+ int flags = 0;
/*
* Skip top levels of page tables for iommu which has
if (level != 4 && level != 5)
return -EINVAL;
- flags |= (level == 5) ? PASID_FLAG_FL5LP : 0;
+ if (pasid != PASID_RID2PASID)
+ flags |= PASID_FLAG_SUPERVISOR_MODE;
+ if (level == 5)
+ flags |= PASID_FLAG_FL5LP;
if (domain->domain.type == IOMMU_DOMAIN_UNMANAGED)
flags |= PASID_FLAG_PAGE_SNOOP;
* Since it is a second level only translation setup, we should
* set SRE bit as well (addresses are expected to be GPAs).
*/
- pasid_set_sre(pte);
+ if (pasid != PASID_RID2PASID)
+ pasid_set_sre(pte);
pasid_set_present(pte);
pasid_flush_caches(iommu, pte, pasid, did);