[PATCH v3 4/7] iommu/mediatek: Delete the leaf in the tlb flush

[Yong Wu <yong.wu@mediatek.com>]

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

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
---
 drivers/iommu/mtk_iommu.c | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 8712afc..19f936c 100644
--- 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;
 
@@ -219,14 +218,7 @@ static void mtk_iommu_tlb_sync(void *cookie)
 static void mtk_iommu_tlb_flush_walk(unsigned long iova, size_t size,
 				     size_t granule, void *cookie)
 {
-	mtk_iommu_tlb_add_flush_nosync(iova, size, granule, false, cookie);
-	mtk_iommu_tlb_sync(cookie);
-}
-
-static void mtk_iommu_tlb_flush_leaf(unsigned long iova, size_t size,
-				     size_t granule, void *cookie)
-{
-	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);
 }
 
@@ -245,7 +237,7 @@ 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 +467,7 @@ static void mtk_iommu_iotlb_sync(struct iommu_domain *domain,
 		spin_lock_irqsave(&dom->pgtlock, flags);
 
 	mtk_iommu_tlb_add_flush_nosync(gather->start, length, gather->pgsize,
-				       false, data);
+				       data);
 	mtk_iommu_tlb_sync(data);
 
 	if (!is_in_gather)
-- 
1.9.1