iommu: exynos: remove unused functions, part 2

After refactoring functions to use pointer to struct sysmmu_drvdata
directly, some functions became useless and thus never used, so remove
them completely.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index 8a0bedec06aac0e99b9f87cb67fd47050934be32..d1a44d6745b71f7b28405e9e6add99c9eb2f943a 100644 (file)
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -457,49 +457,6 @@ static int __sysmmu_enable(struct sysmmu_drvdata *data,
        return ret;
 }
 
-/* __exynos_sysmmu_enable: Enables System MMU
- *
- * returns -error if an error occurred and System MMU is not enabled,
- * 0 if the System MMU has been just enabled and 1 if System MMU was already
- * enabled before.
- */
-static int __exynos_sysmmu_enable(struct device *dev, phys_addr_t pgtable,
-                                 struct iommu_domain *domain)
-{
-       int ret = 0;
-       unsigned long flags;
-       struct exynos_iommu_owner *owner = dev->archdata.iommu;
-       struct sysmmu_drvdata *data;
-
-       BUG_ON(!has_sysmmu(dev));
-
-       data = dev_get_drvdata(owner->sysmmu);
-
-       ret = __sysmmu_enable(data, pgtable, domain);
-       if (ret >= 0)
-               data->master = dev;
-
-       return ret;
-}
-
-static bool exynos_sysmmu_disable(struct device *dev)
-{
-       unsigned long flags;
-       bool disabled = true;
-       struct exynos_iommu_owner *owner = dev->archdata.iommu;
-       struct sysmmu_drvdata *data;
-
-       BUG_ON(!has_sysmmu(dev));
-
-       data = dev_get_drvdata(owner->sysmmu);
-
-       disabled = __sysmmu_disable(data);
-       if (disabled)
-               data->master = NULL;
-
-       return disabled;
-}
-
 static void __sysmmu_tlb_invalidate_flpdcache(struct sysmmu_drvdata *data,
                                              sysmmu_iova_t iova)
 {