diff options
| author | Gavin Shan <gwshan@linux.vnet.ibm.com> | 2014-04-24 18:00:29 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-04-28 17:35:14 +1000 |
| commit | e9bc03fe2274bfdac8870025f81571ebfbc92c78 (patch) | |
| tree | 6c1af7a6477408ed8a7d46c088edeca16a720487 | |
| parent | 65fd766b990f79c9b541050a3f868ad058ad0d69 (diff) | |
| download | linux-e9bc03fe2274bfdac8870025f81571ebfbc92c78.tar.gz linux-e9bc03fe2274bfdac8870025f81571ebfbc92c78.tar.bz2 linux-e9bc03fe2274bfdac8870025f81571ebfbc92c78.zip | |
powerpc/powernv: Don't use pe->pbus to get the domain number
If the PE contains single PCI function, "pe->pbus" would be NULL.
It's not reliable to be used by pci_domain_nr(). We just grab the
PCI domain number from the PCI host controller (struct pci_controller)
instance.
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci-ioda.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index a02da4ddd1b5..de19edeaa7a7 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -672,7 +672,7 @@ static void pnv_pci_ioda_setup_dma_pe(struct pnv_phb *phb, TCE_PCI_SWINV_PAIR); } iommu_init_table(tbl, phb->hose->node); - iommu_register_group(tbl, pci_domain_nr(pe->pbus), pe->pe_number); + iommu_register_group(tbl, phb->hose->global_number, pe->pe_number); if (pe->pdev) set_iommu_table_base_and_group(&pe->pdev->dev, tbl); @@ -800,7 +800,7 @@ static void pnv_pci_ioda2_setup_dma_pe(struct pnv_phb *phb, tbl->it_type |= (TCE_PCI_SWINV_CREATE | TCE_PCI_SWINV_FREE); } iommu_init_table(tbl, phb->hose->node); - iommu_register_group(tbl, pci_domain_nr(pe->pbus), pe->pe_number); + iommu_register_group(tbl, phb->hose->global_number, pe->pe_number); if (pe->pdev) set_iommu_table_base_and_group(&pe->pdev->dev, tbl); |