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- config HAS_DMA
- bool
- depends on !NO_DMA
- default y
- config NEED_SG_DMA_LENGTH
- bool
- config NEED_DMA_MAP_STATE
- bool
- config ARCH_DMA_ADDR_T_64BIT
- def_bool 64BIT || PHYS_ADDR_T_64BIT
- config HAVE_GENERIC_DMA_COHERENT
- bool
- config ARCH_HAS_SYNC_DMA_FOR_DEVICE
- bool
- config ARCH_HAS_SYNC_DMA_FOR_CPU
- bool
- select NEED_DMA_MAP_STATE
- config ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
- bool
- config DMA_DIRECT_OPS
- bool
- depends on HAS_DMA
- config DMA_NONCOHERENT_OPS
- bool
- depends on HAS_DMA
- select DMA_DIRECT_OPS
- config DMA_NONCOHERENT_MMAP
- bool
- depends on DMA_NONCOHERENT_OPS
- config DMA_NONCOHERENT_CACHE_SYNC
- bool
- depends on DMA_NONCOHERENT_OPS
- config DMA_VIRT_OPS
- bool
- depends on HAS_DMA
- config SWIOTLB
- bool
- select DMA_DIRECT_OPS
- select NEED_DMA_MAP_STATE
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