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| author | Chris Leech <christopher.leech@intel.com> | 2006-06-18 06:24:58 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-06-18 06:24:58 +0200 |
| commit | db21733488f84a596faaad0d05430b3f51804692 (patch) | |
| tree | a2c1f6d39ce27d2e86b395f2bf536c1ab7396411 /drivers/dma/Kconfig | |
| parent | [I/OAT]: Move PCI_DEVICE_ID_INTEL_IOAT to linux/pci_ids.h (diff) | |
| download | linux-db21733488f84a596faaad0d05430b3f51804692.tar.xz linux-db21733488f84a596faaad0d05430b3f51804692.zip | |
[I/OAT]: Setup the networking subsystem as a DMA client
Attempts to allocate per-CPU DMA channels
Signed-off-by: Chris Leech <christopher.leech@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/dma/Kconfig')
| -rw-r--r-- | drivers/dma/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
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 |