/* * DMA Mapping glue for ARC * * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef ASM_ARC_DMA_MAPPING_H #define ASM_ARC_DMA_MAPPING_H #ifndef CONFIG_ARC_PLAT_NEEDS_PHYS_TO_DMA #define plat_dma_to_phys(dev, dma_handle) ((phys_addr_t)(dma_handle)) #define plat_phys_to_dma(dev, paddr) ((dma_addr_t)(paddr)) #else #include #endif extern const struct dma_map_ops arc_dma_ops; static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { return &arc_dma_ops; } #endif