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iommu: Delete iommu_domain_window_disable()

Browse source 
Function iommu_domain_window_disable() is not referenced in the tree, so
delete it.

Signed-off-by: John Garry <john.garry@huawei.com>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/1609940111-28563-6-git-send-email-john.garry@huawei.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
John Garry 2021-01-06 21:35:10 +08:00 committed by Joerg Roedel
parent b91910a83d
commit ab0a7119ba
2 changed files with 0 additions and 15 deletions
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9
drivers/iommu/iommu.c
View file

@ -2598,15 +2598,6 @@ int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
}
EXPORT_SYMBOL_GPL(iommu_domain_window_enable);
void iommu_domain_window_disable(struct iommu_domain *domain, u32 wnd_nr)
{
if (unlikely(domain->ops->domain_window_disable == NULL))
return;
return domain->ops->domain_window_disable(domain, wnd_nr);
}
EXPORT_SYMBOL_GPL(iommu_domain_window_disable);
/**
* report_iommu_fault() - report about an IOMMU fault to the IOMMU framework
* @domain: the iommu domain where the fault has happened

6
include/linux/iommu.h
View file

@ -514,7 +514,6 @@ extern int iommu_domain_set_attr(struct iommu_domain *domain, enum iommu_attr,
extern int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
phys_addr_t offset, u64 size,
int prot);
extern void iommu_domain_window_disable(struct iommu_domain *domain, u32 wnd_nr);
extern int report_iommu_fault(struct iommu_domain *domain, struct device *dev,
unsigned long iova, int flags);
@ -746,11 +745,6 @@ static inline int iommu_domain_window_enable(struct iommu_domain *domain,
return -ENODEV;
}
static inline void iommu_domain_window_disable(struct iommu_domain *domain,
u32 wnd_nr)
{
}
static inline phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova)
{
return 0;