[PATCH v7 13/36] iommu/mediatek: Remove the granule in the tlb flush

From: Yong Wu
Date: Tue May 03 2022 - 03:17:26 EST


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

Signed-off-by: Yong Wu <yong.wu@xxxxxxxxxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
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 22e2b104e3ee..ca77e7f1ce5d 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -219,7 +219,6 @@ 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;
@@ -541,8 +540,7 @@ 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,
@@ -550,7 +548,7 @@ 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