diff options
Diffstat (limited to 'drivers/iommu/mtk_iommu.c')
| -rw-r--r-- | drivers/iommu/mtk_iommu.c | 27 |
1 files changed, 4 insertions, 23 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index d3b8a1649093..86ab577c9520 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -182,10 +182,8 @@ 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) { writel_relaxed(F_INVLD_EN1 | F_INVLD_EN0, data->base + data->plat_data->inv_sel_reg); @@ -195,9 +193,9 @@ 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; @@ -219,7 +217,7 @@ 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); @@ -227,22 +225,6 @@ 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; @@ -326,7 +308,6 @@ static int mtk_iommu_domain_finalise(struct mtk_iommu_domain *dom) .pgsize_bitmap = mtk_iommu_ops.pgsize_bitmap, .ias = 32, .oas = 34, - .tlb = &mtk_iommu_flush_ops, .iommu_dev = data->dev, }; |