diff options
Diffstat (limited to 'drivers/iommu/ipmmu-vmsa.c')
| -rw-r--r-- | drivers/iommu/ipmmu-vmsa.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index 195d6e93ac71..af8140054273 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -619,6 +619,14 @@ static size_t ipmmu_unmap(struct iommu_domain *io_domain, unsigned long iova, return domain->iop->unmap(domain->iop, iova, size); } +static void ipmmu_iotlb_sync(struct iommu_domain *io_domain) +{ + struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain); + + if (domain->mmu) + ipmmu_tlb_flush_all(domain); +} + static phys_addr_t ipmmu_iova_to_phys(struct iommu_domain *io_domain, dma_addr_t iova) { @@ -876,6 +884,8 @@ static const struct iommu_ops ipmmu_ops = { .detach_dev = ipmmu_detach_device, .map = ipmmu_map, .unmap = ipmmu_unmap, + .flush_iotlb_all = ipmmu_iotlb_sync, + .iotlb_sync = ipmmu_iotlb_sync, .map_sg = default_iommu_map_sg, .iova_to_phys = ipmmu_iova_to_phys, .add_device = ipmmu_add_device_dma, |