iommu: Do not dereference fwnode in struct device
In order to make the underneath API easier to change in the future, prevent users from dereferencing fwnode from struct device. Instead, use the specific dev_fwnode() API for that. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Robin Murphy <robin.murphy@arm.com> Link: https://lore.kernel.org/r/20220801164758.20664-1-andriy.shevchenko@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
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