iommu: Convert iommu-caps from define to enum

Allow compile-time type-checking.

Signed-off-by: Joerg Roedel <jroedel@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 0639b9274b11..bc45478e26db 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -948,7 +948,7 @@ phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova)
 EXPORT_SYMBOL_GPL(iommu_iova_to_phys);
 
 int iommu_domain_has_cap(struct iommu_domain *domain,
-                         unsigned long cap)
+                         enum iommu_cap cap)
 {
         if (unlikely(domain->ops->domain_has_cap == NULL))
                 return 0;