diff options
| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2022-07-06 17:08:21 +0530 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2022-07-07 09:37:52 +0200 |
| commit | e5670e1822cf2858e4c9133fc4e834a1d4a8a4d2 (patch) | |
| tree | ecffeaafafa572bc2936039a0ec3684531ec1aea /drivers/iommu/amd/init.c | |
| parent | a45627baa7bc56d633ade47d5503bd2be53f1baa (diff) | |
| download | linux-e5670e1822cf2858e4c9133fc4e834a1d4a8a4d2.tar.bz2 | |
iommu/amd: Specify PCI segment ID when getting pci device
Upcoming AMD systems can have multiple PCI segments. Hence pass PCI
segment ID to pci_get_domain_bus_and_slot() instead of '0'.
Co-developed-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Link: https://lore.kernel.org/r/20220706113825.25582-32-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/amd/init.c')
| -rw-r--r-- | drivers/iommu/amd/init.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 9011d9be6954..0336740b41b0 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -1962,7 +1962,8 @@ static int __init iommu_init_pci(struct amd_iommu *iommu) int cap_ptr = iommu->cap_ptr; int ret; - iommu->dev = pci_get_domain_bus_and_slot(0, PCI_BUS_NUM(iommu->devid), + iommu->dev = pci_get_domain_bus_and_slot(iommu->pci_seg->id, + PCI_BUS_NUM(iommu->devid), iommu->devid & 0xff); if (!iommu->dev) return -ENODEV; @@ -2025,7 +2026,8 @@ static int __init iommu_init_pci(struct amd_iommu *iommu) int i, j; iommu->root_pdev = - pci_get_domain_bus_and_slot(0, iommu->dev->bus->number, + pci_get_domain_bus_and_slot(iommu->pci_seg->id, + iommu->dev->bus->number, PCI_DEVFN(0, 0)); /* |