Re: [PATCH 06/22] platform/x86/intel/vsec: Plumb ACPI PMT discovery tables through vsec

Ilpo Järvinen
2026-03-17T16:54:49Z

On Thu, 12 Mar 2026, David E. Box wrote:

> Some platforms expose PMT discovery via ACPI instead of PCI BARs. Add a
> generic discovery source flag and carry ACPI discovery entries alongside
> the existing PCI resource path so PMT clients can consume either.
>
> Changes:
> - Add enum intel_vsec_disc_source { _PCI, _ACPI }.
> - Extend intel_vsec_platform_info and intel_vsec_device with source enum
> and ACPI discovery table pointer/
> - When src==ACPI, skip BAR resource setup and copy the ACPI discovery
> entries into the aux device.
>
> No user-visible behavior change yet; this only wires ACPI data through vsec
> in preparation for ACPI-enumerated PMT clients.
>
> Signed-off-by: David E. Box <david.e.box@linux.intel.com>
> ---

I took patches up to this one to the review-ilpo-next branch as those are
basically ready and have seen enough version by now.

--
i.