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>
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index f8ed6f1..551768a 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -406,7 +406,7 @@
u32 cap;
cap = read_pci_config(bus, dev, fn, cap_ptr+MMIO_RANGE_OFFSET);
- update_last_devid(calc_devid(MMIO_GET_BUS(cap), MMIO_GET_LD(cap)));
+ update_last_devid(PCI_DEVID(MMIO_GET_BUS(cap), MMIO_GET_LD(cap)));
return 0;
}
@@ -1128,9 +1128,9 @@
pci_read_config_dword(iommu->dev, cap_ptr + MMIO_MISC_OFFSET,
&misc);
- iommu->first_device = calc_devid(MMIO_GET_BUS(range),
+ iommu->first_device = PCI_DEVID(MMIO_GET_BUS(range),
MMIO_GET_FD(range));
- iommu->last_device = calc_devid(MMIO_GET_BUS(range),
+ iommu->last_device = PCI_DEVID(MMIO_GET_BUS(range),
MMIO_GET_LD(range));
if (!(iommu->cap & (1 << IOMMU_CAP_IOTLB)))