/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** **************************************************************************** ****************************************************************************/ #ifndef _ASM_LINUX_DMA_MAPPING_H #define _ASM_LINUX_DMA_MAPPING_H #include <linux/device.h> #include <linux/err.h> enum dma_data_direction { DMA_BIDIRECTIONAL = 0, DMA_TO_DEVICE = 1, DMA_FROM_DEVICE = 2, DMA_NONE = 3, }; #define DMA_64BIT_MASK 0xffffffffffffffffULL #define DMA_48BIT_MASK 0x0000ffffffffffffULL #define DMA_40BIT_MASK 0x000000ffffffffffULL #define DMA_39BIT_MASK 0x0000007fffffffffULL #define DMA_32BIT_MASK 0x00000000ffffffffULL #define DMA_31BIT_MASK 0x000000007fffffffULL #define DMA_30BIT_MASK 0x000000003fffffffULL #define DMA_29BIT_MASK 0x000000001fffffffULL #define DMA_28BIT_MASK 0x000000000fffffffULL #define DMA_24BIT_MASK 0x0000000000ffffffULL #include <asm/dma-mapping.h> #define dma_sync_single dma_sync_single_for_cpu #define dma_sync_sg dma_sync_sg_for_cpu #define DMA_MEMORY_MAP 0x01 #define DMA_MEMORY_IO 0x02 #define DMA_MEMORY_INCLUDES_CHILDREN 0x04 #define DMA_MEMORY_EXCLUSIVE 0x08 #ifndef ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY #endif #endif