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powerpc/pci: remove the dma_set_mask pci_controller ops methods 

Unused now.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christoph Hellwig 2019-02-13 08:01:16 +01:00 committed by Michael Ellerman
parent ffe3dfd4e3
commit 662acad406
2 changed files with 0 additions and 9 deletions
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2
arch/powerpc/include/asm/pci-bridge.h
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@ -45,8 +45,6 @@ struct pci_controller_ops {
void (*teardown_msi_irqs)(struct pci_dev *pdev); void (*teardown_msi_irqs)(struct pci_dev *pdev);
#endif #endif
int (*dma_set_mask)(struct pci_dev *pdev, u64 dma_mask);
void (*shutdown)(struct pci_controller *hose); void (*shutdown)(struct pci_controller *hose);
}; };

7
arch/powerpc/kernel/dma.c
View File

@ -304,13 +304,6 @@ int dma_set_mask(struct device *dev, u64 dma_mask)
if (ppc_md.dma_set_mask) if (ppc_md.dma_set_mask)
return ppc_md.dma_set_mask(dev, dma_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)) if (!dev->dma_mask || !dma_supported(dev, dma_mask))
return -EIO; return -EIO;
*dev->dma_mask = dma_mask; *dev->dma_mask = dma_mask;