powerpc/powernv/pci: Delete old iommu recursive iommu setup

No longer used.

Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200406030745.24595-6-oohall@gmail.com

diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index ad332948fc9a4107e517f6d70ebbc44f474dff37..7547789598b91f67803dcb4aa4e79031306c0e16 100644 (file)
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -1550,11 +1550,6 @@ void pnv_pci_sriov_disable(struct pci_dev *pdev)
 
 static void pnv_pci_ioda2_setup_dma_pe(struct pnv_phb *phb,
                                       struct pnv_ioda_pe *pe);
-#ifdef CONFIG_IOMMU_API
-static void pnv_ioda_setup_bus_iommu_group(struct pnv_ioda_pe *pe,
-               struct iommu_table_group *table_group, struct pci_bus *bus);
-
-#endif
 static void pnv_ioda_setup_vf_PE(struct pci_dev *pdev, u16 num_vfs)
 {
        struct pci_bus        *bus;
@@ -2590,33 +2585,6 @@ static struct iommu_table_group_ops pnv_pci_ioda2_ops = {
        .release_ownership = pnv_ioda2_release_ownership,
 };
 
-static void pnv_ioda_setup_bus_iommu_group_add_devices(struct pnv_ioda_pe *pe,
-               struct iommu_table_group *table_group,
-               struct pci_bus *bus)
-{
-       struct pci_dev *dev;
-
-       list_for_each_entry(dev, &bus->devices, bus_list) {
-               iommu_add_device(table_group, &dev->dev);
-
-               if ((pe->flags & PNV_IODA_PE_BUS_ALL) && dev->subordinate)
-                       pnv_ioda_setup_bus_iommu_group_add_devices(pe,
-                                       table_group, dev->subordinate);
-       }
-}
-
-static void pnv_ioda_setup_bus_iommu_group(struct pnv_ioda_pe *pe,
-               struct iommu_table_group *table_group, struct pci_bus *bus)
-{
-
-       if (pe->flags & PNV_IODA_PE_DEV)
-               iommu_add_device(table_group, &pe->pdev->dev);
-
-       if ((pe->flags & (PNV_IODA_PE_BUS | PNV_IODA_PE_BUS_ALL)) || bus)
-               pnv_ioda_setup_bus_iommu_group_add_devices(pe, table_group,
-                               bus);
-}
-
 static unsigned long pnv_ioda_parse_tce_sizes(struct pnv_phb *phb);
 
 static void pnv_pci_ioda_setup_iommu_api(void)