drm/etnaviv: remove iova_to_phys iommu ops

[linux-2.6-microblaze.git] / drivers / gpu / drm / etnaviv / etnaviv_iommu_v2.c

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c
index cbe447a..d794e8c 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c
@@ -97,19 +97,6 @@ static size_t etnaviv_iommuv2_unmap(struct iommu_domain *domain,
        return SZ_4K;
 }
 
-static phys_addr_t etnaviv_iommuv2_iova_to_phys(struct iommu_domain *domain,
-       dma_addr_t iova)
-{
-       struct etnaviv_iommuv2_domain *etnaviv_domain =
-                       to_etnaviv_domain(domain);
-       int mtlb_entry, stlb_entry;
-
-       mtlb_entry = (iova & MMUv2_MTLB_MASK) >> MMUv2_MTLB_SHIFT;
-       stlb_entry = (iova & MMUv2_STLB_MASK) >> MMUv2_STLB_SHIFT;
-
-       return etnaviv_domain->stlb_cpu[mtlb_entry][stlb_entry] & ~(SZ_4K - 1);
-}
-
 static int etnaviv_iommuv2_init(struct etnaviv_iommuv2_domain *etnaviv_domain)
 {
        u32 *p;
@@ -235,7 +222,6 @@ static const struct etnaviv_iommu_ops etnaviv_iommu_ops = {
                .domain_free = etnaviv_iommuv2_domain_free,
                .map = etnaviv_iommuv2_map,
                .unmap = etnaviv_iommuv2_unmap,
-               .iova_to_phys = etnaviv_iommuv2_iova_to_phys,
                .pgsize_bitmap = SZ_4K,
        },
        .dump_size = etnaviv_iommuv2_dump_size,