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* s390/dma: remove dma_is_consistent() declarationHeiko Carstens2013-02-14
| | | | | | | There is no such function nor any caller in the whole kernel. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
* s390/dma: provide dma_cache_sync() functionHeiko Carstens2013-02-14
| | | | | | | | Provide empty dma_cache_sync() function. Acked-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
* s390/pci: DMA supportJan Glauber2012-11-30
Add DMA IOMMU support using 4K page table entries. Implement dma_map_ops. Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>