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- #
- # DMA engine configuration
- #
- menu "DMA Engine support"
- depends on !S390
- config DMA_ENGINE
- bool "Support for DMA engines"
- ---help---
- DMA engines offload copy operations from the CPU to dedicated
- hardware, allowing the copies to happen asynchronously.
- comment "DMA Clients"
- config NET_DMA
- bool "Network: TCP receive copy offload"
- depends on DMA_ENGINE && NET
- default y
- ---help---
- This enables the use of DMA engines in the network stack to
- offload receive copy-to-user operations, freeing CPU cycles.
- Since this is the main user of the DMA engine, it should be enabled;
- say Y here.
- comment "DMA Devices"
- config INTEL_IOATDMA
- tristate "Intel I/OAT DMA support"
- depends on DMA_ENGINE && PCI
- default m
- ---help---
- Enable support for the Intel(R) I/OAT DMA engine.
- endmenu
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