7 config NEED_SG_DMA_LENGTH
10 config NEED_DMA_MAP_STATE
13 config ARCH_DMA_ADDR_T_64BIT
14 def_bool 64BIT || PHYS_ADDR_T_64BIT
16 config ARCH_HAS_DMA_COHERENCE_H
19 config HAVE_GENERIC_DMA_COHERENT
22 config ARCH_HAS_SYNC_DMA_FOR_DEVICE
25 config ARCH_HAS_SYNC_DMA_FOR_CPU
27 select NEED_DMA_MAP_STATE
29 config ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
32 config ARCH_HAS_DMA_COHERENT_TO_PFN
35 config ARCH_HAS_DMA_MMAP_PGPROT
38 config DMA_NONCOHERENT_CACHE_SYNC
47 select NEED_DMA_MAP_STATE
53 config DMA_DIRECT_REMAP