[PATCH] agp/amd64: Only try host-bridges when agp_try_unsupported is set

[Lukas Wunner]

On Wed, Jun 25, 2025 at 01:24:11PM +0200, Hans de Goede wrote:
> On modern AMD Ryzen systems the IOMMU code initializes early on adding
> resources to the "00:00.2 IOMMU" PCI-device without binding a driver to
> it (because it needs to run early).

There's already a patch pending and a discussion ongoing for this issue:

https://lore.kernel.org/r/f8ff40f35a9a5836d1371f60e85c09c5735e3c5e.1750497201.git.lukas@wunner.de/

Thanks,

Lukas