iommu: exynos: remove unused functions
authorMarek Szyprowski <m.szyprowski@samsung.com>
Fri, 23 Jan 2015 15:51:17 +0000 (16:51 +0100)
committerMarek Szyprowski <m.szyprowski@samsung.com>
Mon, 13 Apr 2015 10:44:06 +0000 (12:44 +0200)
This patch removes two unneeded functions, which are not a part of
generic IOMMU API and were never used by any other driver.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
drivers/iommu/exynos-iommu.c

index 1112201dbfb12bce6fa2ff2a4b7e4255f430d99c..80e8259600a5e9573b98634084a6e4307212473f 100644 (file)
@@ -490,13 +490,6 @@ static int __exynos_sysmmu_enable(struct device *dev, phys_addr_t pgtable,
        return ret;
 }
 
-int exynos_sysmmu_enable(struct device *dev, phys_addr_t pgtable)
-{
-       BUG_ON(!memblock_is_memory(pgtable));
-
-       return __exynos_sysmmu_enable(dev, pgtable, NULL);
-}
-
 static bool exynos_sysmmu_disable(struct device *dev)
 {
        unsigned long flags;
@@ -588,30 +581,6 @@ static void sysmmu_tlb_invalidate_entry(struct device *dev, sysmmu_iova_t iova,
        spin_unlock_irqrestore(&data->lock, flags);
 }
 
-void exynos_sysmmu_tlb_invalidate(struct device *dev)
-{
-       struct exynos_iommu_owner *owner = dev->archdata.iommu;
-       unsigned long flags;
-       struct sysmmu_drvdata *data;
-
-       data = dev_get_drvdata(owner->sysmmu);
-
-       spin_lock_irqsave(&data->lock, flags);
-       if (is_sysmmu_active(data)) {
-               if (!IS_ERR(data->clk_master))
-                       clk_enable(data->clk_master);
-               if (sysmmu_block(data->sfrbase)) {
-                       __sysmmu_tlb_invalidate(data->sfrbase);
-                       sysmmu_unblock(data->sfrbase);
-               }
-               if (!IS_ERR(data->clk_master))
-                       clk_disable(data->clk_master);
-       } else {
-               dev_dbg(dev, "disabled. Skipping TLB invalidation\n");
-       }
-       spin_unlock_irqrestore(&data->lock, flags);
-}
-
 static int __init exynos_sysmmu_probe(struct platform_device *pdev)
 {
        int irq, ret;