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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/dma/Kconfig
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/dma/Kconfig')
-rw-r--r--drivers/dma/Kconfig809
1 files changed, 809 insertions, 0 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
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+# SPDX-License-Identifier: GPL-2.0-only
+#
+# 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"
+
+#core
+config ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ bool
+
+config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
+ bool
+
+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
+
+#devices
+config ALTERA_MSGDMA
+ tristate "Altera / Intel mSGDMA Engine"
+ depends on HAS_IOMEM
+ select DMA_ENGINE
+ help
+ Enable support for Altera / Intel mSGDMA controller.
+
+config AMBA_PL08X
+ bool "ARM PrimeCell PL080 or PL081 support"
+ depends on ARM_AMBA
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Say yes if your platform has a PL08x DMAC device which can
+ provide DMA engine support. This includes the original ARM
+ PL080 and PL081, Samsungs PL080 derivative and Faraday
+ Technology's FTDMAC020 PL080 derivative.
+
+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 APPLE_ADMAC
+ tristate "Apple ADMAC support"
+ depends on ARCH_APPLE || COMPILE_TEST
+ select DMA_ENGINE
+ default ARCH_APPLE
+ help
+ Enable support for Audio DMA Controller found on Apple Silicon SoCs.
+
+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 AXI_DMAC
+ tristate "Analog Devices AXI-DMAC DMA support"
+ depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_INTEL_SOCFPGA || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ select REGMAP_MMIO
+ help
+ Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
+ controller is often used in Analog Devices' reference designs for FPGA
+ platforms.
+
+config BCM_SBA_RAID
+ tristate "Broadcom SBA RAID engine support"
+ depends on ARM64 || COMPILE_TEST
+ depends on MAILBOX && RAID6_PQ
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_DISABLE_XOR_VAL_DMA
+ select ASYNC_TX_DISABLE_PQ_VAL_DMA
+ default m if ARCH_BCM_IPROC
+ help
+ Enable support for Broadcom SBA RAID Engine. The SBA RAID
+ engine is available on most of the Broadcom iProc SoCs. It
+ has the capability to offload memcpy, xor and pq computation
+ for raid5/6.
+
+config DMA_BCM2835
+ tristate "BCM2835 DMA engine support"
+ depends on ARCH_BCM2835
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+
+config DMA_JZ4780
+ tristate "JZ4780 DMA support"
+ depends on MIPS || COMPILE_TEST
+ 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 DMA_SA11X0
+ tristate "SA-11x0 DMA support"
+ depends on ARCH_SA1100 || COMPILE_TEST
+ 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 DMA_SUN4I
+ tristate "Allwinner A10 DMA SoCs support"
+ depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
+ default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the DMA controller present in the sun4i,
+ sun5i and sun7i Allwinner ARM SoCs.
+
+config DMA_SUN6I
+ tristate "Allwinner A31 SoCs DMA support"
+ depends on ARCH_SUNXI || 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 DW_AXI_DMAC
+ tristate "Synopsys DesignWare AXI DMA support"
+ depends on OF
+ depends on HAS_IOMEM
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for Synopsys DesignWare AXI DMA controller.
+ NOTE: This driver wasn't tested on 64 bit platform because
+ of lack 64 bit platform with Synopsys DW AXI DMAC.
+
+config EP93XX_DMA
+ bool "Cirrus Logic EP93xx DMA support"
+ depends on ARCH_EP93XX || COMPILE_TEST
+ select DMA_ENGINE
+ help
+ Enable support for the Cirrus Logic EP93xx M2P/M2M DMA 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_EDMA
+ tristate "Freescale eDMA engine support"
+ depends on OF
+ depends on HAS_IOMEM
+ 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 FSL_QDMA
+ tristate "NXP Layerscape qDMA engine support"
+ depends on ARM || ARM64
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Support the NXP Layerscape qDMA engine with command queue and legacy mode.
+ Channel virtualization is supported through enqueuing of DMA jobs to,
+ or dequeuing DMA jobs from, different work queues.
+ This module can be found on NXP Layerscape SoCs.
+ The qdma driver only work on SoCs with a DPAA hardware block.
+
+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.
+
+config HISI_DMA
+ tristate "HiSilicon DMA Engine support"
+ depends on ARCH_HISI || COMPILE_TEST
+ depends on PCI_MSI
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support HiSilicon Kunpeng DMA engine.
+
+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 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 IMX_SDMA
+ tristate "i.MX SDMA support"
+ depends on ARCH_MXC
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the i.MX SDMA engine. This engine is integrated into
+ Freescale i.MX25/31/35/51/53/6 chips.
+
+config INTEL_IDMA64
+ tristate "Intel integrated DMA 64-bit support"
+ depends on HAS_IOMEM
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable DMA support for Intel Low Power Subsystem such as found on
+ Intel Skylake PCH.
+
+config INTEL_IDXD_BUS
+ tristate
+ default INTEL_IDXD
+
+config INTEL_IDXD
+ tristate "Intel Data Accelerators support"
+ depends on PCI && X86_64 && !UML
+ depends on PCI_MSI
+ depends on PCI_PASID
+ depends on SBITMAP
+ select DMA_ENGINE
+ help
+ Enable support for the Intel(R) data accelerators present
+ in Intel Xeon CPU.
+
+ Say Y if you have such a platform.
+
+ If unsure, say N.
+
+config INTEL_IDXD_COMPAT
+ bool "Legacy behavior for idxd driver"
+ depends on PCI && X86_64
+ select INTEL_IDXD_BUS
+ help
+ Compatible driver to support old /sys/bus/dsa/drivers/dsa behavior.
+ The old behavior performed driver bind/unbind for device and wq
+ devices all under the dsa driver. The compat driver will emulate
+ the legacy behavior in order to allow existing support apps (i.e.
+ accel-config) to continue function. It is expected that accel-config
+ v3.2 and earlier will need the compat mode. A distro with later
+ accel-config version can disable this compat config.
+
+ Say Y if you have old applications that require such behavior.
+
+ If unsure, say N.
+
+# Config symbol that collects all the dependencies that's necessary to
+# support shared virtual memory for the devices supported by idxd.
+config INTEL_IDXD_SVM
+ bool "Accelerator Shared Virtual Memory Support"
+ depends on INTEL_IDXD
+ depends on INTEL_IOMMU_SVM
+ depends on PCI_PRI
+ depends on PCI_PASID
+ depends on PCI_IOV
+
+config INTEL_IDXD_PERFMON
+ bool "Intel Data Accelerators performance monitor support"
+ depends on INTEL_IDXD
+ help
+ Enable performance monitor (pmu) support for the Intel(R)
+ data accelerators present in Intel Xeon CPU. With this
+ enabled, perf can be used to monitor the DSA (Intel Data
+ Streaming Accelerator) events described in the Intel DSA
+ spec.
+
+ If unsure, say N.
+
+config INTEL_IOATDMA
+ tristate "Intel I/OAT DMA support"
+ depends on PCI && X86_64 && !UML
+ 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 IOP32x ADMA support"
+ depends on ARCH_IOP32X || COMPILE_TEST
+ select DMA_ENGINE
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Enable support for the Intel(R) IOP Series RAID engines.
+
+config K3_DMA
+ tristate "Hisilicon K3 DMA support"
+ depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the DMA engine for Hisilicon K3 platform
+ devices.
+
+config LPC18XX_DMAMUX
+ bool "NXP LPC18xx/43xx DMA MUX for PL080"
+ depends on ARCH_LPC18XX || COMPILE_TEST
+ depends on OF && AMBA_PL08X
+ select MFD_SYSCON
+ help
+ Enable support for DMA on NXP LPC18xx/43xx platforms
+ with PL080 and multiplexed DMA request lines.
+
+config MCF_EDMA
+ tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
+ depends on M5441x || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the Freescale ColdFire eDMA engine, 64-channel
+ implementation that performs complex data transfers with
+ minimal intervention from a host processor.
+ This module can be found on Freescale ColdFire mcf5441x SoCs.
+
+config MILBEAUT_HDMAC
+ tristate "Milbeaut AHB DMA support"
+ depends on ARCH_MILBEAUT || COMPILE_TEST
+ depends on OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Say yes here to support the Socionext Milbeaut
+ HDMAC device.
+
+config MILBEAUT_XDMAC
+ tristate "Milbeaut AXI DMA support"
+ depends on ARCH_MILBEAUT || COMPILE_TEST
+ depends on OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Say yes here to support the Socionext Milbeaut
+ XDMAC device.
+
+config MMP_PDMA
+ tristate "MMP PDMA support"
+ depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
+ select DMA_ENGINE
+ help
+ Support the MMP PDMA engine for PXA and MMP platform.
+
+config MMP_TDMA
+ tristate "MMP Two-Channel DMA support"
+ depends on ARCH_MMP || COMPILE_TEST
+ select DMA_ENGINE
+ select GENERIC_ALLOCATOR
+ help
+ Support the MMP Two-Channel DMA engine.
+ This engine used for MMP Audio DMA and pxa910 SQU.
+
+config MOXART_DMA
+ tristate "MOXART DMA support"
+ depends on ARCH_MOXART
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the MOXA ART SoC DMA controller.
+
+ Say Y here if you enabled MMP ADMA, otherwise say N.
+
+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.
+
+config MV_XOR
+ bool "Marvell XOR engine support"
+ depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Enable support for the Marvell XOR engine.
+
+config MV_XOR_V2
+ bool "Marvell XOR engine version 2 support "
+ depends on ARM64
+ select DMA_ENGINE
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ select GENERIC_MSI_IRQ_DOMAIN
+ help
+ Enable support for the Marvell version 2 XOR engine.
+
+ This engine provides acceleration for copy, XOR and RAID6
+ operations, and is available on Marvell Armada 7K and 8K
+ platforms.
+
+config MXS_DMA
+ bool "MXS DMA support"
+ depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
+ select STMP_DEVICE
+ select DMA_ENGINE
+ help
+ Support the MXS DMA engine. This engine including APBH-DMA
+ and APBX-DMA is integrated into some Freescale chips.
+
+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 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 OWL_DMA
+ tristate "Actions Semi Owl SoCs DMA support"
+ depends on ARCH_ACTIONS
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the Actions Semi Owl SoCs DMA controller.
+
+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 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 PXA_DMA
+ bool "PXA DMA support"
+ depends on (ARCH_MMP || ARCH_PXA)
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support the DMA engine for PXA. It is also compatible with MMP PDMA
+ platform. The internal DMA IP of all PXA variants is supported, with
+ 16 to 32 channels for peripheral to memory or memory to memory
+ transfers.
+
+config PLX_DMA
+ tristate "PLX ExpressLane PEX Switch DMA Engine Support"
+ depends on PCI
+ select DMA_ENGINE
+ help
+ Some PLX ExpressLane PCI Switches support additional DMA engines.
+ These are exposed via extra functions on the switch's
+ upstream port. Each function exposes one DMA channel.
+
+config STE_DMA40
+ bool "ST-Ericsson DMA40 support"
+ depends on ARCH_U8500
+ select DMA_ENGINE
+ help
+ Support for ST-Ericsson DMA40 controller
+
+config ST_FDMA
+ tristate "ST FDMA dmaengine support"
+ depends on ARCH_STI
+ depends on REMOTEPROC
+ select ST_SLIM_REMOTEPROC
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for ST FDMA controller.
+ It supports 16 independent DMA channels, accepts up to 32 DMA requests
+
+ Say Y here if you have such a chipset.
+ If unsure, say N.
+
+config STM32_DMA
+ bool "STMicroelectronics STM32 DMA support"
+ depends on ARCH_STM32 || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the on-chip DMA controller on STMicroelectronics
+ STM32 MCUs.
+ If you have a board based on such a MCU and wish to use DMA say Y
+ here.
+
+config STM32_DMAMUX
+ bool "STMicroelectronics STM32 dma multiplexer support"
+ depends on STM32_DMA || COMPILE_TEST
+ help
+ Enable support for the on-chip DMA multiplexer on STMicroelectronics
+ STM32 MCUs.
+ If you have a board based on such a MCU and wish to use DMAMUX say Y
+ here.
+
+config STM32_MDMA
+ bool "STMicroelectronics STM32 master dma support"
+ depends on ARCH_STM32 || COMPILE_TEST
+ depends on OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the on-chip MDMA controller on STMicroelectronics
+ STM32 platforms.
+ If you have a board based on STM32 SoC and wish to use the master DMA
+ say Y here.
+
+config SPRD_DMA
+ tristate "Spreadtrum DMA support"
+ depends on ARCH_SPRD || COMPILE_TEST
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the on-chip DMA controller on Spreadtrum platform.
+
+config S3C24XX_DMAC
+ bool "Samsung S3C24XX DMA support"
+ depends on ARCH_S3C24XX || COMPILE_TEST
+ 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.
+
+config TXX9_DMAC
+ tristate "Toshiba TXx9 SoC DMA support"
+ depends on MACH_TX49XX
+ 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 TEGRA186_GPC_DMA
+ tristate "NVIDIA Tegra GPC DMA support"
+ depends on (ARCH_TEGRA || COMPILE_TEST) && ARCH_DMA_ADDR_T_64BIT
+ depends on IOMMU_API
+ select DMA_ENGINE
+ help
+ Support for the NVIDIA Tegra General Purpose Central DMA controller.
+ The DMA controller has multiple DMA channels which can be configured
+ for different peripherals like UART, SPI, etc which are on APB bus.
+ This DMA controller transfers data from memory to peripheral FIFO
+ or vice versa. It also supports memory to memory data transfer.
+
+config TEGRA20_APB_DMA
+ tristate "NVIDIA Tegra20 APB DMA support"
+ depends on ARCH_TEGRA || COMPILE_TEST
+ 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 TEGRA210_ADMA
+ tristate "NVIDIA Tegra210 ADMA support"
+ depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST)
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Support for the NVIDIA Tegra210 ADMA controller driver. The
+ DMA controller has multiple DMA channels and is used to service
+ various audio clients in the Tegra210 audio processing engine
+ (APE). This DMA controller transfers data from memory to
+ peripheral and vice versa. It does not support memory to
+ memory data transfer.
+
+config TIMB_DMA
+ tristate "Timberdale FPGA DMA support"
+ depends on MFD_TIMBERDALE || COMPILE_TEST
+ select DMA_ENGINE
+ help
+ Enable support for the Timberdale FPGA DMA engine.
+
+config UNIPHIER_MDMAC
+ tristate "UniPhier MIO DMAC"
+ depends on ARCH_UNIPHIER || COMPILE_TEST
+ depends on OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the MIO DMAC (Media I/O DMA controller) on the
+ UniPhier platform. This DMA controller is used as the external
+ DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
+
+config UNIPHIER_XDMAC
+ tristate "UniPhier XDMAC support"
+ depends on ARCH_UNIPHIER || COMPILE_TEST
+ depends on OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for the XDMAC (external DMA controller) on the
+ UniPhier platform. This DMA controller can transfer data from
+ memory to memory, memory to peripheral and peripheral to memory.
+
+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 XILINX_DMA
+ tristate "Xilinx AXI DMAS Engine"
+ depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
+ select DMA_ENGINE
+ help
+ Enable support for Xilinx AXI VDMA Soft IP.
+
+ AXI VDMA 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.
+ AXI CDMA engine provides high-bandwidth direct memory access
+ between a memory-mapped source address and a memory-mapped
+ destination address.
+ AXI DMA engine provides high-bandwidth one dimensional direct
+ memory access between memory and AXI4-Stream target peripherals.
+ AXI MCDMA engine provides high-bandwidth direct memory access
+ between memory and AXI4-Stream target peripherals. It provides
+ the scatter gather interface with multiple channels independent
+ configuration support.
+
+config XILINX_ZYNQMP_DMA
+ tristate "Xilinx ZynqMP DMA Engine"
+ depends on ARCH_ZYNQ || MICROBLAZE || ARM64 || COMPILE_TEST
+ select DMA_ENGINE
+ help
+ Enable support for Xilinx ZynqMP DMA controller.
+
+config XILINX_ZYNQMP_DPDMA
+ tristate "Xilinx DPDMA Engine"
+ depends on HAS_IOMEM && OF
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ help
+ Enable support for Xilinx ZynqMP DisplayPort DMA. Choose this option
+ if you have a Xilinx ZynqMP SoC with a DisplayPort subsystem. The
+ driver provides the dmaengine required by the DisplayPort subsystem
+ display driver.
+
+# driver files
+source "drivers/dma/bestcomm/Kconfig"
+
+source "drivers/dma/mediatek/Kconfig"
+
+source "drivers/dma/ptdma/Kconfig"
+
+source "drivers/dma/qcom/Kconfig"
+
+source "drivers/dma/dw/Kconfig"
+
+source "drivers/dma/dw-edma/Kconfig"
+
+source "drivers/dma/hsu/Kconfig"
+
+source "drivers/dma/sf-pdma/Kconfig"
+
+source "drivers/dma/sh/Kconfig"
+
+source "drivers/dma/ti/Kconfig"
+
+source "drivers/dma/fsl-dpaa2-qdma/Kconfig"
+
+source "drivers/dma/lgm/Kconfig"
+
+# clients
+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
+ select DMA_ENGINE_RAID
+ help
+ Simple DMA test client. Say N unless you're debugging a
+ DMA Device driver.
+
+config DMA_ENGINE_RAID
+ bool
+
+endif