On Monday 06 July 2009, FUJITA Tomonori wrote:
> --- a/arch/sparc/include/asm/pci_64.h
> +++ b/arch/sparc/include/asm/pci_64.h
> -/* Return whether the given PCI device DMA address mask can
> - * be supported properly. For example, if your device can
> - * only drive the low 24-bits during PCI bus mastering, then
> - * you would pass 0x00ffffff as the mask to this function.
> - */
> -extern int pci_dma_supported(struct pci_dev *hwdev, u64 mask);
> -
> /* PCI IOMMU mapping bypass support. */
>
> /* PCI 64-bit addressing works for all slots on all controller
> --- a/arch/sparc/kernel/iommu.c
> +++ b/arch/sparc/kernel/iommu.c
> @@ -840,6 +840,8 @@ static struct dma_map_ops sun4u_dma_ops = {
> struct dma_map_ops *dma_ops = &sun4u_dma_ops;
> EXPORT_SYMBOL(dma_ops);
>
> +extern int pci64_dma_supported(struct pci_dev *pdev, u64 device_mask);
> +
> int dma_supported(struct device *dev, u64 device_mask)
> {
> struct iommu *iommu = dev->archdata.iommu;
Minor nitpicking: The declaration should better be left in the header
file to avoid extern declarations in C files.
Arnd <><
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