2021-08-13 06:57:20

by Yong Wu (吴勇)

[permalink] [raw]
Subject: [PATCH v2 10/29] iommu/mediatek: Remove the granule in the tlb flush

The MediaTek IOMMU don't care about granule when tlb flushing.
Remove this variable.

Signed-off-by: Yong Wu <[email protected]>
---
drivers/iommu/mtk_iommu.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index d64139ab59d0..add23a36a5e2 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -228,7 +228,6 @@ static void mtk_iommu_tlb_flush_all(struct mtk_iommu_data *data)
}

static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size,
- size_t granule,
struct mtk_iommu_data *data)
{
struct list_head *head = data->hw_list;
@@ -550,8 +549,7 @@ static void mtk_iommu_iotlb_sync(struct iommu_domain *domain,
struct mtk_iommu_domain *dom = to_mtk_domain(domain);
size_t length = gather->end - gather->start + 1;

- mtk_iommu_tlb_flush_range_sync(gather->start, length, gather->pgsize,
- dom->data);
+ mtk_iommu_tlb_flush_range_sync(gather->start, length, dom->data);
}

static void mtk_iommu_sync_map(struct iommu_domain *domain, unsigned long iova,
@@ -559,7 +557,7 @@ static void mtk_iommu_sync_map(struct iommu_domain *domain, unsigned long iova,
{
struct mtk_iommu_domain *dom = to_mtk_domain(domain);

- mtk_iommu_tlb_flush_range_sync(iova, size, size, dom->data);
+ mtk_iommu_tlb_flush_range_sync(iova, size, dom->data);
}

static phys_addr_t mtk_iommu_iova_to_phys(struct iommu_domain *domain,
--
2.18.0