MAINTAINERS | 1 + drivers/iommu/dma-iommu.c | 108 ++++++++++------------- include/linux/dma-map-ops.h | 3 + include/linux/iommu-dma.h | 169 ++++++++++++++++++++++++++++++++++++ kernel/dma/dummy.c | 21 +++++ kernel/dma/mapping.c | 73 ++++++++++++++-- 6 files changed, 305 insertions(+), 70 deletions(-) create mode 100644 include/linux/iommu-dma.h