Reduce maintenance burden of DVSEC query implementation by using the centralized PCI core implementation.
Cc: [email protected] Cc: David Woodhouse <[email protected]> Cc: Lu Baolu <[email protected]> Signed-off-by: Ben Widawsky <[email protected]> --- drivers/iommu/intel/iommu.c | 15 +-------------- 1 file changed, 1 insertion(+), 14 deletions(-) diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index d75f59ae28e6..30c97181f0ae 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -5398,20 +5398,7 @@ static int intel_iommu_disable_sva(struct device *dev) */ static int siov_find_pci_dvsec(struct pci_dev *pdev) { - int pos; - u16 vendor, id; - - pos = pci_find_next_ext_capability(pdev, 0, 0x23); - while (pos) { - pci_read_config_word(pdev, pos + 4, &vendor); - pci_read_config_word(pdev, pos + 8, &id); - if (vendor == PCI_VENDOR_ID_INTEL && id == 5) - return pos; - - pos = pci_find_next_ext_capability(pdev, pos, 0x23); - } - - return 0; + return pci_find_dvsec_capability(pdev, PCI_VENDOR_ID_INTEL, 5); } static bool -- 2.33.0 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
