diff options
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci-ioda.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 7db3119f8a5b3..145373f0e5dc0 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1593,6 +1593,8 @@ static void pnv_ioda_setup_vf_PE(struct pci_dev *pdev, u16 num_vfs) pnv_pci_ioda2_setup_dma_pe(phb, pe); #ifdef CONFIG_IOMMU_API + iommu_register_group(&pe->table_group, + pe->phb->hose->global_number, pe->pe_number); pnv_ioda_setup_bus_iommu_group(pe, &pe->table_group, NULL); #endif } diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index 45fb70b4bfa7d..ef9448a907c63 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -1147,6 +1147,8 @@ static int pnv_tce_iommu_bus_notifier(struct notifier_block *nb, return 0; pe = &phb->ioda.pe_array[pdn->pe_number]; + if (!pe->table_group.group) + return 0; iommu_add_device(&pe->table_group, dev); return 0; case BUS_NOTIFY_DEL_DEVICE: |