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path: root/drivers/iommu/mtk_iommu.c
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Diffstat (limited to 'drivers/iommu/mtk_iommu.c')
-rw-r--r--drivers/iommu/mtk_iommu.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 2badd6acfb23..d5a4955910ff 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -710,14 +710,6 @@ err_unlock:
return ret;
}
-static void mtk_iommu_detach_device(struct iommu_domain *domain,
- struct device *dev)
-{
- struct mtk_iommu_data *data = dev_iommu_priv_get(dev);
-
- mtk_iommu_config(data, dev, false, 0);
-}
-
static int mtk_iommu_map(struct iommu_domain *domain, unsigned long iova,
phys_addr_t paddr, size_t pgsize, size_t pgcount,
int prot, gfp_t gfp, size_t *mapped)
@@ -946,7 +938,6 @@ static const struct iommu_ops mtk_iommu_ops = {
.owner = THIS_MODULE,
.default_domain_ops = &(const struct iommu_domain_ops) {
.attach_dev = mtk_iommu_attach_device,
- .detach_dev = mtk_iommu_detach_device,
.map_pages = mtk_iommu_map,
.unmap_pages = mtk_iommu_unmap,
.flush_iotlb_all = mtk_iommu_flush_iotlb_all,