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iommu/amd: Remove calc_devid() and use PCI_DEVID() from PCI
Change to remove calc_devid() and use PCI_DEVID() from PCI instead. Signed-off-by: Shuah Khan <shuah.khan@hp.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Joerg Roedel <joro@8bytes.org>
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3 changed files with 4 additions and 11 deletions
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@ -173,7 +173,7 @@ static inline u16 get_device_id(struct device *dev)
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{
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{
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struct pci_dev *pdev = to_pci_dev(dev);
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struct pci_dev *pdev = to_pci_dev(dev);
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return calc_devid(pdev->bus->number, pdev->devfn);
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return PCI_DEVID(pdev->bus->number, pdev->devfn);
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}
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}
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static struct iommu_dev_data *get_dev_data(struct device *dev)
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static struct iommu_dev_data *get_dev_data(struct device *dev)
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@ -406,7 +406,7 @@ static int __init find_last_devid_on_pci(int bus, int dev, int fn, int cap_ptr)
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u32 cap;
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u32 cap;
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cap = read_pci_config(bus, dev, fn, cap_ptr+MMIO_RANGE_OFFSET);
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cap = read_pci_config(bus, dev, fn, cap_ptr+MMIO_RANGE_OFFSET);
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update_last_devid(calc_devid(MMIO_GET_BUS(cap), MMIO_GET_LD(cap)));
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update_last_devid(PCI_DEVID(MMIO_GET_BUS(cap), MMIO_GET_LD(cap)));
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return 0;
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return 0;
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}
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}
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@ -1128,9 +1128,9 @@ static int iommu_init_pci(struct amd_iommu *iommu)
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pci_read_config_dword(iommu->dev, cap_ptr + MMIO_MISC_OFFSET,
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pci_read_config_dword(iommu->dev, cap_ptr + MMIO_MISC_OFFSET,
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&misc);
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&misc);
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iommu->first_device = calc_devid(MMIO_GET_BUS(range),
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iommu->first_device = PCI_DEVID(MMIO_GET_BUS(range),
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MMIO_GET_FD(range));
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MMIO_GET_FD(range));
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iommu->last_device = calc_devid(MMIO_GET_BUS(range),
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iommu->last_device = PCI_DEVID(MMIO_GET_BUS(range),
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MMIO_GET_LD(range));
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MMIO_GET_LD(range));
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if (!(iommu->cap & (1 << IOMMU_CAP_IOTLB)))
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if (!(iommu->cap & (1 << IOMMU_CAP_IOTLB)))
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@ -701,13 +701,6 @@ extern int amd_iommu_max_glx_val;
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*/
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*/
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extern void iommu_flush_all_caches(struct amd_iommu *iommu);
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extern void iommu_flush_all_caches(struct amd_iommu *iommu);
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/* takes bus and device/function and returns the device id
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* FIXME: should that be in generic PCI code? */
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static inline u16 calc_devid(u8 bus, u8 devfn)
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{
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return (((u16)bus) << 8) | devfn;
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}
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static inline int get_ioapic_devid(int id)
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static inline int get_ioapic_devid(int id)
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{
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{
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struct devid_map *entry;
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struct devid_map *entry;
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