_iova 760 drivers/iommu/rockchip-iommu.c static int rk_iommu_map(struct iommu_domain *domain, unsigned long _iova, _iova 765 drivers/iommu/rockchip-iommu.c dma_addr_t pte_dma, iova = (dma_addr_t)_iova; _iova 797 drivers/iommu/rockchip-iommu.c static size_t rk_iommu_unmap(struct iommu_domain *domain, unsigned long _iova, _iova 802 drivers/iommu/rockchip-iommu.c dma_addr_t pte_dma, iova = (dma_addr_t)_iova;