summaryrefslogtreecommitdiffstats
path: root/kernel/drivers/dma/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/drivers/dma/Kconfig')
-rw-r--r--kernel/drivers/dma/Kconfig495
1 files changed, 495 insertions, 0 deletions
diff --git a/kernel/drivers/dma/Kconfig b/kernel/drivers/dma/Kconfig
new file mode 100644
index 000000000..bda2cb06d
--- /dev/null
+++ b/kernel/drivers/dma/Kconfig
@@ -0,0 +1,495 @@
+#
+# DMA engine configuration
+#
+
+menuconfig DMADEVICES
+ bool "DMA Engine support"
+ depends on HAS_DMA
+ help
+ DMA engines can do asynchronous data transfers without
+ involving the host CPU. Currently, this framework can be
+ used to offload memory copies in the network stack and
+ RAID operations in the MD driver. This menu only presents
+ DMA Device drivers supported by the configured arch, it may
+ be empty in some cases.
+
+config DMADEVICES_DEBUG
+ bool "DMA Engine debugging"
+ depends on DMADEVICES != n
+ help
+ This is an option for use by developers; most people should
+ say N here. This enables DMA engine core and driver debugging.
+
+config DMADEVICES_VDEBUG
+ bool "DMA Engine verbose debugging"
+ depends on DMADEVICES_DEBUG != n
+ help
+ This is an option for use by developers; most people should
+ say N here. This enables deeper (more verbose) debugging of
+ the DMA engine core and drivers.
+
+
+if DMADEVICES
+
+comment "DMA Devices"
+
+config INTEL_MIC_X100_DMA
+ tristate "Intel MIC X100 DMA Driver"
+ depends on 64BIT && X86 && INTEL_MIC_BUS
+ select DMA_ENGINE
+ help
+ This enables DMA support for the Intel Many Integrated Core
+ (MIC) family of PCIe form factor coprocessor X100 devices that
+ run a 64 bit Linux OS. This driver will be used by both MIC
+ host and card drivers.
+
+ If you are building host kernel with a MIC device or a card
+ kernel for a MIC device, then say M (recommended) or Y, else
+ say N. If unsure say N.
+
+ More information about the Intel MIC family as well as the Linux
+ OS and tools for MIC to use with this driver are available from
+ <http://software.intel.com/en-us/mic-developer>.
+
+config ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ bool
+
+config AMBA_PL08X
+ bool "ARM PrimeCell PL080 or PL081 support"
+ depends on ARM_AMBA
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Platform has a PL08x DMAC device
+ which can provide DMA engine support
+
+config INTEL_IOATDMA
+ tristate "Intel I/OAT DMA support"
+ depends on PCI && X86
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select DCA
+ help
+ Enable support for the Intel(R) I/OAT DMA engine present
+ in recent Intel Xeon chipsets.
+
+ Say Y here if you have such a chipset.
+
+ If unsure, say N.
+
+config INTEL_IOP_ADMA
+ tristate "Intel IOP ADMA support"
+ depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
+ select DMA_ENGINE
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Enable support for the Intel(R) IOP Series RAID engines.
+
+source "drivers/dma/dw/Kconfig"
+
+config AT_HDMAC
+ tristate "Atmel AHB DMA support"
+ depends on ARCH_AT91
+ select DMA_ENGINE
+ help
+ Support the Atmel AHB DMA controller.
+
+config AT_XDMAC
+ tristate "Atmel XDMA support"
+ depends on ARCH_AT91
+ select DMA_ENGINE
+ help
+ Support the Atmel XDMA controller.
+
+config FSL_DMA
+ tristate "Freescale Elo series DMA support"
+ depends on FSL_SOC
+ select DMA_ENGINE
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ ---help---
+ Enable support for the Freescale Elo series DMA controllers.
+ The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
+ EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
+ some Txxx and Bxxx parts.
+
+config FSL_RAID
+ tristate "Freescale RAID engine Support"
+ depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ ---help---
+ Enable support for Freescale RAID Engine. RAID Engine is
+ available on some QorIQ SoCs (like P5020/P5040). It has
+ the capability to offload memcpy, xor and pq computation
+ for raid5/6.
+
+source "drivers/dma/hsu/Kconfig"
+
+config MPC512X_DMA
+ tristate "Freescale MPC512x built-in DMA engine support"
+ depends on PPC_MPC512x || PPC_MPC831x
+ select DMA_ENGINE
+ ---help---
+ Enable support for the Freescale MPC512x built-in DMA engine.
+
+source "drivers/dma/bestcomm/Kconfig"
+
+config MV_XOR
+ bool "Marvell XOR engine support"
+ depends on PLAT_ORION
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ ---help---
+ Enable support for the Marvell XOR engine.
+
+config MX3_IPU
+ bool "MX3x Image Processing Unit support"
+ depends on ARCH_MXC
+ select DMA_ENGINE
+ default y
+ help
+ If you plan to use the Image Processing unit in the i.MX3x, say
+ Y here. If unsure, select Y.
+
+config MX3_IPU_IRQS
+ int "Number of dynamically mapped interrupts for IPU"
+ depends on MX3_IPU
+ range 2 137
+ default 4
+ help
+ Out of 137 interrupt sources on i.MX31 IPU only very few are used.
+ To avoid bloating the irq_desc[] array we allocate a sufficient
+ number of IRQ slots and map them dynamically to specific sources.
+
+config TXX9_DMAC
+ tristate "Toshiba TXx9 SoC DMA support"
+ depends on MACH_TX49XX || MACH_TX39XX
+ select DMA_ENGINE
+ help
+ Support the TXx9 SoC internal DMA controller. This can be
+ integrated in chips such as the Toshiba TX4927/38/39.
+
+config TEGRA20_APB_DMA
+ bool "NVIDIA Tegra20 APB DMA support"
+ depends on ARCH_TEGRA
+ select DMA_ENGINE
+ help
+ Support for the NVIDIA Tegra20 APB DMA controller driver. The
+ DMA controller is having multiple DMA channel which can be
+ configured for different peripherals like audio, UART, SPI,
+ I2C etc which is in APB bus.
+ This DMA controller transfers data from memory to peripheral fifo
+ or vice versa. It does not support memory to memory data transfer.
+
+config S3C24XX_DMAC
+ tristate "Samsung S3C24XX DMA support"
+ depends on ARCH_S3C24XX
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support for the Samsung S3C24XX DMA controller driver. The
+ DMA controller is having multiple DMA channels which can be
+ configured for different peripherals like audio, UART, SPI.
+ The DMA controller can transfer data from memory to peripheral,
+ periphal to memory, periphal to periphal and memory to memory.
+
+source "drivers/dma/sh/Kconfig"
+
+config COH901318
+ bool "ST-Ericsson COH901318 DMA support"
+ select DMA_ENGINE
+ depends on ARCH_U300
+ help
+ Enable support for ST-Ericsson COH 901 318 DMA.
+
+config STE_DMA40
+ bool "ST-Ericsson DMA40 support"
+ depends on ARCH_U8500
+ select DMA_ENGINE
+ help
+ Support for ST-Ericsson DMA40 controller
+
+config AMCC_PPC440SPE_ADMA
+ tristate "AMCC PPC440SPe ADMA support"
+ depends on 440SPe || 440SP
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Enable support for the AMCC PPC440SPe RAID engines.
+
+config TIMB_DMA
+ tristate "Timberdale FPGA DMA support"
+ depends on MFD_TIMBERDALE
+ select DMA_ENGINE
+ help
+ Enable support for the Timberdale FPGA DMA engine.
+
+config SIRF_DMA
+ tristate "CSR SiRFprimaII/SiRFmarco DMA support"
+ depends on ARCH_SIRF
+ select DMA_ENGINE
+ help
+ Enable support for the CSR SiRFprimaII DMA engine.
+
+config TI_EDMA
+ bool "TI EDMA support"
+ depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ select TI_PRIV_EDMA
+ default n
+ help
+ Enable support for the TI EDMA controller. This DMA
+ engine is found on TI DaVinci and AM33xx parts.
+
+config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
+ bool
+
+config PL330_DMA
+ tristate "DMA API Driver for PL330"
+ select DMA_ENGINE
+ depends on ARM_AMBA
+ help
+ Select if your platform has one or more PL330 DMACs.
+ You need to provide platform specific settings via
+ platform_data for a dma-pl330 device.
+
+config PCH_DMA
+ tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
+ depends on PCI && (X86_32 || COMPILE_TEST)
+ select DMA_ENGINE
+ help
+ Enable support for Intel EG20T PCH DMA engine.
+
+ This driver also can be used for LAPIS Semiconductor IOH(Input/
+ Output Hub), ML7213, ML7223 and ML7831.
+ ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
+ for MP(Media Phone) use and ML7831 IOH is for general purpose use.
+ ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
+ ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
+
+config IMX_SDMA
+ tristate "i.MX SDMA support"
+ depends on ARCH_MXC
+ select DMA_ENGINE
+ help
+ Support the i.MX SDMA engine. This engine is integrated into
+ Freescale i.MX25/31/35/51/53/6 chips.
+
+config IMX_DMA
+ tristate "i.MX DMA support"
+ depends on ARCH_MXC
+ select DMA_ENGINE
+ help
+ Support the i.MX DMA engine. This engine is integrated into
+ Freescale i.MX1/21/27 chips.
+
+config MXS_DMA
+ bool "MXS DMA support"
+ depends on SOC_IMX23 || SOC_IMX28 || SOC_IMX6Q
+ select STMP_DEVICE
+ select DMA_ENGINE
+ help
+ Support the MXS DMA engine. This engine including APBH-DMA
+ and APBX-DMA is integrated into Freescale i.MX23/28/MX6Q/MX6DL chips.
+
+config EP93XX_DMA
+ bool "Cirrus Logic EP93xx DMA support"
+ depends on ARCH_EP93XX
+ select DMA_ENGINE
+ help
+ Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
+
+config DMA_SA11X0
+ tristate "SA-11x0 DMA support"
+ depends on ARCH_SA1100
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the DMA engine found on Intel StrongARM SA-1100 and
+ SA-1110 SoCs. This DMA engine can only be used with on-chip
+ devices.
+
+config MMP_TDMA
+ bool "MMP Two-Channel DMA support"
+ depends on ARCH_MMP
+ select DMA_ENGINE
+ select MMP_SRAM
+ help
+ Support the MMP Two-Channel DMA engine.
+ This engine used for MMP Audio DMA and pxa910 SQU.
+ It needs sram driver under mach-mmp.
+
+ Say Y here if you enabled MMP ADMA, otherwise say N.
+
+config DMA_OMAP
+ tristate "OMAP DMA support"
+ depends on ARCH_OMAP
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+
+config DMA_BCM2835
+ tristate "BCM2835 DMA engine support"
+ depends on ARCH_BCM2835
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+
+config TI_CPPI41
+ tristate "AM33xx CPPI41 DMA support"
+ depends on ARCH_OMAP
+ select DMA_ENGINE
+ help
+ The Communications Port Programming Interface (CPPI) 4.1 DMA engine
+ is currently used by the USB driver on AM335x platforms.
+
+config MMP_PDMA
+ bool "MMP PDMA support"
+ depends on (ARCH_MMP || ARCH_PXA)
+ select DMA_ENGINE
+ help
+ Support the MMP PDMA engine for PXA and MMP platform.
+
+config DMA_JZ4740
+ tristate "JZ4740 DMA support"
+ depends on MACH_JZ4740
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+
+config DMA_JZ4780
+ tristate "JZ4780 DMA support"
+ depends on MACH_JZ4780
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ This selects support for the DMA controller in Ingenic JZ4780 SoCs.
+ If you have a board based on such a SoC and wish to use DMA for
+ devices which can use the DMA controller, say Y or M here.
+
+config K3_DMA
+ tristate "Hisilicon K3 DMA support"
+ depends on ARCH_HI3xxx
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the DMA engine for Hisilicon K3 platform
+ devices.
+
+config MOXART_DMA
+ tristate "MOXART DMA support"
+ depends on ARCH_MOXART
+ select DMA_ENGINE
+ select DMA_OF
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the MOXA ART SoC DMA controller.
+
+config FSL_EDMA
+ tristate "Freescale eDMA engine support"
+ depends on OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the Freescale eDMA engine with programmable channel
+ multiplexing capability for DMA request sources(slot).
+ This module can be found on Freescale Vybrid and LS-1 SoCs.
+
+config XILINX_VDMA
+ tristate "Xilinx AXI VDMA Engine"
+ depends on (ARCH_ZYNQ || MICROBLAZE)
+ select DMA_ENGINE
+ help
+ Enable support for Xilinx AXI VDMA Soft IP.
+
+ This engine provides high-bandwidth direct memory access
+ between memory and AXI4-Stream video type target
+ peripherals including peripherals which support AXI4-
+ Stream Video Protocol. It has two stream interfaces/
+ channels, Memory Mapped to Stream (MM2S) and Stream to
+ Memory Mapped (S2MM) for the data transfers.
+
+config DMA_SUN6I
+ tristate "Allwinner A31 SoCs DMA support"
+ depends on MACH_SUN6I || MACH_SUN8I || COMPILE_TEST
+ depends on RESET_CONTROLLER
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support for the DMA engine first found in Allwinner A31 SoCs.
+
+config NBPFAXI_DMA
+ tristate "Renesas Type-AXI NBPF DMA support"
+ select DMA_ENGINE
+ depends on ARM || COMPILE_TEST
+ help
+ Support for "Type-AXI" NBPF DMA IPs from Renesas
+
+config IMG_MDC_DMA
+ tristate "IMG MDC support"
+ depends on MIPS || COMPILE_TEST
+ depends on MFD_SYSCON
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the IMG multi-threaded DMA controller (MDC).
+
+config XGENE_DMA
+ tristate "APM X-Gene DMA support"
+ depends on ARCH_XGENE || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Enable support for the APM X-Gene SoC DMA engine.
+
+config DMA_ENGINE
+ bool
+
+config DMA_VIRTUAL_CHANNELS
+ tristate
+
+config DMA_ACPI
+ def_bool y
+ depends on ACPI
+
+config DMA_OF
+ def_bool y
+ depends on OF
+ select DMA_ENGINE
+
+comment "DMA Clients"
+ depends on DMA_ENGINE
+
+config ASYNC_TX_DMA
+ bool "Async_tx: Offload support for the async_tx api"
+ depends on DMA_ENGINE
+ help
+ This allows the async_tx api to take advantage of offload engines for
+ memcpy, memset, xor, and raid6 p+q operations. If your platform has
+ a dma engine that can perform raid operations and you have enabled
+ MD_RAID456 say Y.
+
+ If unsure, say N.
+
+config DMATEST
+ tristate "DMA Test client"
+ depends on DMA_ENGINE
+ help
+ Simple DMA test client. Say N unless you're debugging a
+ DMA Device driver.
+
+config DMA_ENGINE_RAID
+ bool
+
+config QCOM_BAM_DMA
+ tristate "QCOM BAM DMA support"
+ depends on ARCH_QCOM || (COMPILE_TEST && OF && ARM)
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ ---help---
+ Enable support for the QCOM BAM DMA controller. This controller
+ provides DMA capabilities for a variety of on-chip devices.
+
+endif