[PATCH v3 7/7] iommu/mediatek: Remove the tlb-ops for v7s

[Yong Wu]

Until now, we have already used the tlb operations from iommu framework,
then the tlb operations for v7s can be removed.

Correspondingly, Switch the paramenter "cookie" to internal structure.

Signed-off-by: Yong Wu <yong.wu at mediatek.com>
---
 drivers/iommu/mtk_iommu.c | 27 ++++-----------------------
 1 file changed, 4 insertions(+), 23 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 89cec51405cd..5656819cd4a1 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -206,10 +206,8 @@ static struct mtk_iommu_domain *to_mtk_domain(struct iommu_domain *dom)
 	return container_of(dom, struct mtk_iommu_domain, domain);
 }
 
-static void mtk_iommu_tlb_flush_all(void *cookie)
+static void mtk_iommu_tlb_flush_all(struct mtk_iommu_data *data)
 {
-	struct mtk_iommu_data *data = cookie;
-
 	for_each_m4u(data) {
 		if (!pm_runtime_active(data->dev))
 			continue;
@@ -221,9 +219,9 @@ static void mtk_iommu_tlb_flush_all(void *cookie)
 }
 
 static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size,
-					   size_t granule, void *cookie)
+					   size_t granule,
+					   struct mtk_iommu_data *data)
 {
-	struct mtk_iommu_data *data = cookie;
 	unsigned long flags;
 	int ret;
 	u32 tmp;
@@ -250,7 +248,7 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size,
 		if (ret) {
 			dev_warn(data->dev,
 				 "Partial TLB flush timed out, falling back to full flush\n");
-			mtk_iommu_tlb_flush_all(cookie);
+			mtk_iommu_tlb_flush_all(data);
 		}
 		/* Clear the CPE status */
 		writel_relaxed(0, data->base + REG_MMU_CPE_DONE);
@@ -258,22 +256,6 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size,
 	}
 }
 
-static void mtk_iommu_tlb_flush_page_nosync(struct iommu_iotlb_gather *gather,
-					    unsigned long iova, size_t granule,
-					    void *cookie)
-{
-	struct mtk_iommu_data *data = cookie;
-	struct iommu_domain *domain = &data->m4u_dom->domain;
-
-	iommu_iotlb_gather_add_page(domain, gather, iova, granule);
-}
-
-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_range_sync,
-	.tlb_add_page = mtk_iommu_tlb_flush_page_nosync,
-};
-
 static irqreturn_t mtk_iommu_isr(int irq, void *dev_id)
 {
 	struct mtk_iommu_data *data = dev_id;
@@ -380,7 +362,6 @@ static int mtk_iommu_domain_finalise(struct mtk_iommu_domain *dom)
 		.pgsize_bitmap = mtk_iommu_ops.pgsize_bitmap,
 		.ias = MTK_IOMMU_HAS_FLAG(data->plat_data, IOVA_34_EN) ? 34 : 32,
 		.oas = 35,
-		.tlb = &mtk_iommu_flush_ops,
 		.iommu_dev = data->dev,
 	};
 
-- 
2.18.0