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-rw-r--r--drivers/iommu/amd_iommu.c6
-rw-r--r--drivers/iommu/iommu.c3
-rw-r--r--drivers/vfio/vfio_iommu_type1.c1
-rw-r--r--include/linux/iommu.h15
4 files changed, 0 insertions, 25 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index b607a92791d3..f93b148cf55e 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -3196,11 +3196,6 @@ static void amd_iommu_flush_iotlb_all(struct iommu_domain *domain)
domain_flush_complete(dom);
}
-static void amd_iommu_iotlb_range_add(struct iommu_domain *domain,
- unsigned long iova, size_t size)
-{
-}
-
const struct iommu_ops amd_iommu_ops = {
.capable = amd_iommu_capable,
.domain_alloc = amd_iommu_domain_alloc,
@@ -3219,7 +3214,6 @@ const struct iommu_ops amd_iommu_ops = {
.is_attach_deferred = amd_iommu_is_attach_deferred,
.pgsize_bitmap = AMD_IOMMU_PGSIZES,
.flush_iotlb_all = amd_iommu_flush_iotlb_all,
- .iotlb_range_add = amd_iommu_iotlb_range_add,
.iotlb_sync = amd_iommu_flush_iotlb_all,
};
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 0c674d80c37f..6d7b25fe2474 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -1903,9 +1903,6 @@ static size_t __iommu_unmap(struct iommu_domain *domain,
if (!unmapped_page)
break;
- if (sync && ops->iotlb_range_add)
- ops->iotlb_range_add(domain, iova, pgsize);
-
pr_debug("unmapped: iova 0x%lx size 0x%zx\n",
iova, unmapped_page);
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index 054391f30fa8..fad7fd8c167c 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -696,7 +696,6 @@ static size_t unmap_unpin_fast(struct vfio_domain *domain,
if (!unmapped) {
kfree(entry);
} else {
- iommu_tlb_range_add(domain->domain, *iova, unmapped);
entry->iova = *iova;
entry->phys = phys;
entry->len = unmapped;
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index fdc355ccc570..1e21431262d9 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -201,7 +201,6 @@ struct iommu_sva_ops {
* @map: map a physically contiguous memory region to an iommu domain
* @unmap: unmap a physically contiguous memory region from an iommu domain
* @flush_iotlb_all: Synchronously flush all hardware TLBs for this domain
- * @iotlb_range_add: Add a given iova range to the flush queue for this domain
* @iotlb_sync_map: Sync mappings created recently using @map to the hardware
* @iotlb_sync: Flush all queued ranges from the hardware TLBs and empty flush
* queue
@@ -244,8 +243,6 @@ struct iommu_ops {
size_t (*unmap)(struct iommu_domain *domain, unsigned long iova,
size_t size);
void (*flush_iotlb_all)(struct iommu_domain *domain);
- void (*iotlb_range_add)(struct iommu_domain *domain,
- unsigned long iova, size_t size);
void (*iotlb_sync_map)(struct iommu_domain *domain);
void (*iotlb_sync)(struct iommu_domain *domain);
phys_addr_t (*iova_to_phys)(struct iommu_domain *domain, dma_addr_t iova);
@@ -476,13 +473,6 @@ static inline void iommu_flush_tlb_all(struct iommu_domain *domain)
domain->ops->flush_iotlb_all(domain);
}
-static inline void iommu_tlb_range_add(struct iommu_domain *domain,
- unsigned long iova, size_t size)
-{
- if (domain->ops->iotlb_range_add)
- domain->ops->iotlb_range_add(domain, iova, size);
-}
-
static inline void iommu_tlb_sync(struct iommu_domain *domain)
{
if (domain->ops->iotlb_sync)
@@ -637,11 +627,6 @@ static inline void iommu_flush_tlb_all(struct iommu_domain *domain)
{
}
-static inline void iommu_tlb_range_add(struct iommu_domain *domain,
- unsigned long iova, size_t size)
-{
-}
-
static inline void iommu_tlb_sync(struct iommu_domain *domain)
{
}