iommu: Introduce wrappers around dev->iommu_fwspec

These wrappers will be used to easily change the location of
the field later when all users are converted.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2018-11-28 13:35:24 +01:00
commit b4ef725eeb
2 changed files with 18 additions and 7 deletions