powerpc/pci: remove the dma_set_mask pci_controller ops methods
authorChristoph Hellwig <hch@lst.de>
Wed, 13 Feb 2019 07:01:16 +0000 (08:01 +0100)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 18 Feb 2019 11:41:03 +0000 (22:41 +1100)
Unused now.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/pci-bridge.h
arch/powerpc/kernel/dma.c

index 236a746..98e8b46 100644 (file)
@@ -45,8 +45,6 @@ struct pci_controller_ops {
        void            (*teardown_msi_irqs)(struct pci_dev *pdev);
 #endif
 
-       int             (*dma_set_mask)(struct pci_dev *pdev, u64 dma_mask);
-
        void            (*shutdown)(struct pci_controller *hose);
 };
 
index 0d52107..5eca023 100644 (file)
@@ -304,13 +304,6 @@ int dma_set_mask(struct device *dev, u64 dma_mask)
        if (ppc_md.dma_set_mask)
                return ppc_md.dma_set_mask(dev, dma_mask);
 
-       if (dev_is_pci(dev)) {
-               struct pci_dev *pdev = to_pci_dev(dev);
-               struct pci_controller *phb = pci_bus_to_host(pdev->bus);
-               if (phb->controller_ops.dma_set_mask)
-                       return phb->controller_ops.dma_set_mask(pdev, dma_mask);
-       }
-
        if (!dev->dma_mask || !dma_supported(dev, dma_mask))
                return -EIO;
        *dev->dma_mask = dma_mask;