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-rw-r--r--drivers/iommu/iommu.c5
-rw-r--r--include/linux/iommu.h7
2 files changed, 7 insertions, 5 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index f730ed9d8af..1d72b4f5b00 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -853,12 +853,13 @@ EXPORT_SYMBOL_GPL(iommu_unmap);
int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
- phys_addr_t paddr, u64 size)
+ phys_addr_t paddr, u64 size, int prot)
{
if (unlikely(domain->ops->domain_window_enable == NULL))
return -ENODEV;
- return domain->ops->domain_window_enable(domain, wnd_nr, paddr, size);
+ return domain->ops->domain_window_enable(domain, wnd_nr, paddr, size,
+ prot);
}
EXPORT_SYMBOL_GPL(iommu_domain_window_enable);
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index bb0a0fc2672..27278107311 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -104,7 +104,7 @@ struct iommu_ops {
/* Window handling functions */
int (*domain_window_enable)(struct iommu_domain *domain, u32 wnd_nr,
- phys_addr_t paddr, u64 size);
+ phys_addr_t paddr, u64 size, int prot);
void (*domain_window_disable)(struct iommu_domain *domain, u32 wnd_nr);
/* Set the numer of window per domain */
int (*domain_set_windows)(struct iommu_domain *domain, u32 w_count);
@@ -169,7 +169,8 @@ extern int iommu_domain_set_attr(struct iommu_domain *domain, enum iommu_attr,
/* Window handling function prototypes */
extern int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
- phys_addr_t offset, u64 size);
+ phys_addr_t offset, u64 size,
+ int prot);
extern void iommu_domain_window_disable(struct iommu_domain *domain, u32 wnd_nr);
/**
* report_iommu_fault() - report about an IOMMU fault to the IOMMU framework
@@ -255,7 +256,7 @@ static inline int iommu_unmap(struct iommu_domain *domain, unsigned long iova,
static inline int iommu_domain_window_enable(struct iommu_domain *domain,
u32 wnd_nr, phys_addr_t paddr,
- u64 size)
+ u64 size, int prot)
{
return -ENODEV;
}