Revert "iommu/vt-d: Enable PCI/IMS"

This reverts commit 810531a1af.

IMS (Interrupt Message Store) support appeared in v6.2, but there are no
users yet.

Remove it for now.  We can add it back when a user comes along.

Link: https://lore.kernel.org/r/20240410221307.2162676-6-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Bjorn Helgaas 2024-04-10 17:13:05 -05:00
commit 79f99aac79