From: "Steven J. Magnani" <steve@digidescorp.com>
To: Dan Williams <dan.j.williams@intel.com>
Cc: linux-kernel@vger.kernel.org, microblaze-uclinux@itee.uq.edu.au,
monstr@monstr.eu, Grant Likely <grant.likely@secretlab.ca>,
"Steven J. Magnani" <steve@digidescorp.com>
Subject: [PATCH 2/4] dmaengine: Xilinx MPMC Kconfig/make
Date: Wed, 17 Mar 2010 11:26:16 -0500 [thread overview]
Message-ID: <1268843176-15269-1-git-send-email-steve@digidescorp.com> (raw)
Integrate xlldma drivers into the build.
Signed-off-by: Steven J. Magnani <steve@digidescorp.com>
---
diff -uprN a/drivers/dma/Kconfig b/drivers/dma/Kconfig
--- a/drivers/dma/Kconfig 2010-03-16 13:27:42.000000000 -0500
+++ b/drivers/dma/Kconfig 2010-03-17 11:11:57.000000000 -0500
@@ -126,6 +126,28 @@ config AMCC_PPC440SPE_ADMA
help
Enable support for the AMCC PPC440SPe RAID engines.
+config XLL_DMA
+ tristate "Xilinx LocalLink DMA support"
+ depends on XILINX_VIRTEX || MICROBLAZE
+ select DMA_ENGINE
+ ---help---
+ Enable support for the Xilinx MPMC DMA controller.
+ This requires at least one MPMC SDMA port wired as a "loopback".
+
+ If unsure, say N.
+
+config XLL_DMA_OF
+ tristate "Xilinx LocalLink DMA OF device"
+ depends on XLL_DMA && OF
+ help
+ OpenFirmware bus attachment for the Xilinx LocalLink DMA engine.
+
+config XLL_DMA_PLAT
+ tristate "Xilinx LocalLink DMA platform device"
+ depends on XLL_DMA
+ help
+ Platform bus attachment for the Xilinx LocalLink DMA engine.
+
config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
bool
@@ -138,13 +160,13 @@ comment "DMA Clients"
config NET_DMA
bool "Network: TCP receive copy offload"
depends on DMA_ENGINE && NET
- default (INTEL_IOATDMA || FSL_DMA)
+ default (INTEL_IOATDMA || FSL_DMA || XLL_DMA)
help
This enables the use of DMA engines in the network stack to
offload receive copy-to-user operations, freeing CPU cycles.
- Say Y here if you enabled INTEL_IOATDMA or FSL_DMA, otherwise
- say N.
+ Say Y here if you enabled INTEL_IOATDMA, FSL_DMA, or XLL_DMA,
+ otherwise say N.
config ASYNC_TX_DMA
bool "Async_tx: Offload support for the async_tx api"
diff -uprN a/drivers/dma/Makefile b/drivers/dma/Makefile
--- a/drivers/dma/Makefile 2010-03-16 13:27:37.000000000 -0500
+++ b/drivers/dma/Makefile 2010-03-16 15:10:54.000000000 -0500
@@ -11,4 +11,7 @@ obj-$(CONFIG_MX3_IPU) += ipu/
obj-$(CONFIG_TXX9_DMAC) += txx9dmac.o
obj-$(CONFIG_SH_DMAE) += shdma.o
obj-$(CONFIG_COH901318) += coh901318.o coh901318_lli.o
+obj-$(CONFIG_XLL_DMA) += xlldma.o
+obj-$(CONFIG_XLL_DMA_OF) += xlldma_of.o
+obj-$(CONFIG_XLL_DMA_PLAT) += xlldma_plat.o
obj-$(CONFIG_AMCC_PPC440SPE_ADMA) += ppc4xx/
next reply other threads:[~2010-03-17 16:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-17 16:26 Steven J. Magnani [this message]
2010-03-25 0:46 ` Dan Williams
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