iommu/mediatek: Delete the leaf in the tlb_flush

In our tlb range flush, we don't care the "leaf". Remove it to simplify
the code. no functional change.

"granule" also is unnecessary for us, Keep it satisfy the format of
tlb_flush_walk.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 81ac95fe6f3bce608638a3f8b375cfd305926b55..1d7254cf8b656ad9ea78d0ec31d898c7ba751056 100644 (file)
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -174,8 +174,7 @@ static void mtk_iommu_tlb_flush_all(void *cookie)
 }
 
 static void mtk_iommu_tlb_add_flush_nosync(unsigned long iova, size_t size,
-                                          size_t granule, bool leaf,
-                                          void *cookie)
+                                          size_t granule, void *cookie)
 {
        struct mtk_iommu_data *data = cookie;
 
@@ -223,19 +222,7 @@ static void mtk_iommu_tlb_flush_walk(unsigned long iova, size_t size,
        unsigned long flags;
 
        spin_lock_irqsave(&data->tlb_lock, flags);
-       mtk_iommu_tlb_add_flush_nosync(iova, size, granule, false, cookie);
-       mtk_iommu_tlb_sync(cookie);
-       spin_unlock_irqrestore(&data->tlb_lock, flags);
-}
-
-static void mtk_iommu_tlb_flush_leaf(unsigned long iova, size_t size,
-                                    size_t granule, void *cookie)
-{
-       struct mtk_iommu_data *data = cookie;
-       unsigned long flags;
-
-       spin_lock_irqsave(&data->tlb_lock, flags);
-       mtk_iommu_tlb_add_flush_nosync(iova, size, granule, true, cookie);
+       mtk_iommu_tlb_add_flush_nosync(iova, size, granule, cookie);
        mtk_iommu_tlb_sync(cookie);
        spin_unlock_irqrestore(&data->tlb_lock, flags);
 }
@@ -253,7 +240,7 @@ static void mtk_iommu_tlb_flush_page_nosync(struct iommu_iotlb_gather *gather,
 static const struct iommu_flush_ops mtk_iommu_flush_ops = {
        .tlb_flush_all = mtk_iommu_tlb_flush_all,
        .tlb_flush_walk = mtk_iommu_tlb_flush_walk,
-       .tlb_flush_leaf = mtk_iommu_tlb_flush_leaf,
+       .tlb_flush_leaf = mtk_iommu_tlb_flush_walk,
        .tlb_add_page = mtk_iommu_tlb_flush_page_nosync,
 };
 
@@ -475,7 +462,7 @@ static void mtk_iommu_iotlb_sync(struct iommu_domain *domain,
 
        spin_lock_irqsave(&data->tlb_lock, flags);
        mtk_iommu_tlb_add_flush_nosync(gather->start, length, gather->pgsize,
-                                      false, data);
+                                      data);
        mtk_iommu_tlb_sync(data);
        spin_unlock_irqrestore(&data->tlb_lock, flags);
 }