Messages in this thread Patch in this message | | | From | Yong Wu <> | Subject | [PATCH v3 7/7] iommu/mediatek: Remove the tlb-ops for v7s | Date | Wed, 16 Dec 2020 18:36:07 +0800 |
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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@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
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