tree 7cbd42b71dde4c9908bd69058e816bd685f9beab
parent a43380e3d5637b5d2e23b001a5c2519696a21c5d
author Bill XIE <persmule@hardenedlinux.org> 1659452151 +0800
committer Martin L Roth <gaumless@gmail.com> 1659901298 +0000

pci_device: Add a function to find PCI capability ID recursively

Some PCI capabilities should only be enabled if it is available not
only on a device, but also all bridge upstream of it. Checking only
the device and the bridge just above it may not be enough.

Signed-off-by: Bill XIE <persmule@hardenedlinux.org>
Change-Id: I1237d3b4b86dd0ae5eb586e3c3c407362e6ca291
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66383
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>