diff options
Diffstat (limited to 'arch/powerpc/platforms/powernv/pci.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index b45c49249a5d..b3ca77ddf36d 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -753,6 +753,17 @@ int pnv_pci_dma_set_mask(struct pci_dev *pdev, u64 dma_mask) return __dma_set_mask(&pdev->dev, dma_mask); } +u64 pnv_pci_dma_get_required_mask(struct pci_dev *pdev) +{ + struct pci_controller *hose = pci_bus_to_host(pdev->bus); + struct pnv_phb *phb = hose->private_data; + + if (phb && phb->dma_get_required_mask) + return phb->dma_get_required_mask(phb, pdev); + + return __dma_get_required_mask(&pdev->dev); +} + void pnv_pci_shutdown(void) { struct pci_controller *hose; |