diff options
| -rw-r--r-- | drivers/iommu/exynos-iommu.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index a7e0821c9967..32d43f1994e4 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -512,7 +512,10 @@ static void sysmmu_tlb_invalidate_flpdcache(struct sysmmu_drvdata *data, spin_lock_irqsave(&data->lock, flags); if (data->active && data->version >= MAKE_MMU_VER(3, 3)) { clk_enable(data->clk_master); - __sysmmu_tlb_invalidate_entry(data, iova, 1); + if (sysmmu_block(data)) { + __sysmmu_tlb_invalidate_entry(data, iova, 1); + sysmmu_unblock(data); + } clk_disable(data->clk_master); } spin_unlock_irqrestore(&data->lock, flags); |