From db21733488f84a596faaad0d05430b3f51804692 Mon Sep 17 00:00:00 2001 From: Chris Leech Date: Sat, 17 Jun 2006 21:24:58 -0700 Subject: [I/OAT]: Setup the networking subsystem as a DMA client Attempts to allocate per-CPU DMA channels Signed-off-by: Chris Leech Signed-off-by: David S. Miller --- drivers/dma/Kconfig | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers') diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 0f15e769c6bc..30d021d1a07c 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -10,6 +10,18 @@ config DMA_ENGINE 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 -- cgit v1.2.2