Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1aed0748 authored by Joerg Roedel's avatar Joerg Roedel
Browse files

iommu: Convert iommu-caps from define to enum



Allow compile-time type-checking.

Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 0f33be00
Loading
Loading
Loading
Loading
+1 −1
Original line number Diff line number Diff line
@@ -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;
+7 −4
Original line number Diff line number Diff line
@@ -57,8 +57,11 @@ struct iommu_domain {
	struct iommu_domain_geometry geometry;
};

#define IOMMU_CAP_CACHE_COHERENCY	0x1
#define IOMMU_CAP_INTR_REMAP		0x2	/* isolates device intrs */
enum iommu_cap {
	IOMMU_CAP_CACHE_COHERENCY,	/* IOMMU can enforce cache coherent DMA
					   transactions */
	IOMMU_CAP_INTR_REMAP,		/* IOMMU supports interrupt isolation */
};

/*
 * Following constraints are specifc to FSL_PAMUV1:
@@ -155,7 +158,7 @@ extern size_t iommu_unmap(struct iommu_domain *domain, unsigned long iova,
		       size_t size);
extern phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova);
extern int iommu_domain_has_cap(struct iommu_domain *domain,
				unsigned long cap);
				enum iommu_cap cap);
extern void iommu_set_fault_handler(struct iommu_domain *domain,
			iommu_fault_handler_t handler, void *token);

@@ -305,7 +308,7 @@ static inline phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_ad
}

static inline int iommu_domain_has_cap(struct iommu_domain *domain,
				       unsigned long cap)
				       enum iommu_cap cap)
{
	return 0;
}