2006-05-23 17:18:44 -07:00
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#
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# DMA engine configuration
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#
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2007-10-16 01:27:42 -07:00
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menuconfig DMADEVICES
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bool "DMA Offload Engine support"
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depends on (PCI && X86) || ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
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help
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Intel(R) offload engines enable offloading memory copies in the
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network stack and RAID operations in the MD driver.
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if DMADEVICES
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comment "DMA Devices"
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config INTEL_IOATDMA
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tristate "Intel I/OAT DMA support"
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depends on PCI && X86
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select DMA_ENGINE
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select DCA
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help
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Enable support for the Intel(R) I/OAT DMA engine present
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in recent Intel Xeon chipsets.
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Say Y here if you have such a chipset.
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If unsure, say N.
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config INTEL_IOP_ADMA
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tristate "Intel IOP ADMA support"
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depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
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select ASYNC_CORE
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select DMA_ENGINE
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help
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Enable support for the Intel(R) IOP Series RAID engines.
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2006-05-23 17:18:44 -07:00
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config DMA_ENGINE
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2007-10-16 01:27:42 -07:00
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bool
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2006-05-23 17:18:44 -07:00
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2006-06-17 21:24:58 -07:00
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comment "DMA Clients"
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2007-10-16 01:27:42 -07:00
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depends on DMA_ENGINE
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2006-06-17 21:24:58 -07:00
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config NET_DMA
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bool "Network: TCP receive copy offload"
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depends on DMA_ENGINE && NET
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default y
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2007-10-16 01:27:42 -07:00
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help
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2006-06-17 21:24:58 -07:00
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This enables the use of DMA engines in the network stack to
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offload receive copy-to-user operations, freeing CPU cycles.
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Since this is the main user of the DMA engine, it should be enabled;
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say Y here.
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2007-10-16 01:27:42 -07:00
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endif
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