diff options
Diffstat (limited to 'drivers/dma/Kconfig')
| -rw-r--r-- | drivers/dma/Kconfig | 830 |
1 files changed, 643 insertions, 187 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 6825957c97fb..8bb0a119ecd4 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # DMA engine configuration # @@ -14,210 +15,522 @@ menuconfig DMADEVICES 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. + 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. + 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_MID_DMAC - tristate "Intel MID DMA support for Peripheral DMA controllers" - depends on PCI && X86 - select DMA_ENGINE - default n - help - Enable support for the Intel(R) MID DMA engine present - in Intel MID chipsets. - - Say Y here if you have such a chipset. +#core +config ASYNC_TX_ENABLE_CHANNEL_SWITCH + bool - If unsure, say N. +config ARCH_HAS_ASYNC_TX_FIND_CHANNEL + bool -config ASYNC_TX_ENABLE_CHANNEL_SWITCH +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 - Platform has a PL08x DMAC device - which can provide DMA engine support + 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 INTEL_IOATDMA - tristate "Intel I/OAT DMA support" - depends on PCI && X86 +config AMCC_PPC440SPE_ADMA + tristate "AMCC PPC440SPe ADMA support" + depends on 440SPe || 440SP select DMA_ENGINE - select DCA + select DMA_ENGINE_RAID + select ARCH_HAS_ASYNC_TX_FIND_CHANNEL + select ASYNC_TX_ENABLE_CHANNEL_SWITCH 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. + Enable support for the AMCC PPC440SPe RAID engines. -config INTEL_IOP_ADMA - tristate "Intel IOP ADMA support" - depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX +config APPLE_ADMAC + tristate "Apple ADMAC support" + depends on ARCH_APPLE || COMPILE_TEST select DMA_ENGINE - select ASYNC_TX_ENABLE_CHANNEL_SWITCH help - Enable support for the Intel(R) IOP Series RAID engines. + Enable support for Audio DMA Controller found on Apple Silicon SoCs. -source "drivers/dma/dw/Kconfig" +config ARM_DMA350 + tristate "Arm DMA-350 support" + depends on ARM || ARM64 || COMPILE_TEST + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS + help + Enable support for the Arm DMA-350 controller. config AT_HDMAC tristate "Atmel AHB DMA support" - depends on ARCH_AT91 + depends on ARCH_AT91 || COMPILE_TEST select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS help Support the Atmel AHB DMA controller. +config AT_XDMAC + tristate "Atmel XDMA support" + depends on ARCH_MICROCHIP + 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 || COMPILE_TEST + 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 || MACH_SUNIV + default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I || MACH_SUNIV) + 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 and Elo Plus DMA support" + 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 and Elo Plus DMA controllers. - The Elo is the DMA controller on some 82xx and 83xx parts, and the - Elo Plus is the DMA controller on 85xx and 86xx parts. + 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 MPC512X_DMA - tristate "Freescale MPC512x built-in DMA engine support" - depends on PPC_MPC512x || PPC_MPC831x +config FSL_EDMA + tristate "Freescale eDMA engine support" + depends on OF + depends on HAS_IOMEM select DMA_ENGINE - ---help--- - Enable support for the Freescale MPC512x built-in DMA engine. - -source "drivers/dma/bestcomm/Kconfig" + 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 MV_XOR - bool "Marvell XOR engine support" - depends on PLAT_ORION +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--- - Enable support for the Marvell XOR engine. + 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 MX3_IPU - bool "MX3x Image Processing Unit support" +config IMX_DMA + tristate "i.MX DMA 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. + Support the i.MX DMA engine. This engine is integrated into + Freescale i.MX1/21/27 chips. -config MX3_IPU_IRQS - int "Number of dynamically mapped interrupts for IPU" - depends on MX3_IPU - range 2 137 - default 4 +config IMX_SDMA + tristate "i.MX SDMA support" + depends on ARCH_MXC + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS 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. + Support the i.MX SDMA engine. This engine is integrated into + Freescale i.MX25/31/35/51/53/6 chips. -config TXX9_DMAC - tristate "Toshiba TXx9 SoC DMA support" - depends on MACH_TX49XX || MACH_TX39XX +config INTEL_IDMA64 + tristate "Intel integrated DMA 64-bit support" + depends on HAS_IOMEM select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS help - Support the TXx9 SoC internal DMA controller. This can be - integrated in chips such as the Toshiba TX4927/38/39. + Enable DMA support for Intel Low Power Subsystem such as found on + Intel Skylake PCH. -config TEGRA20_APB_DMA - bool "NVIDIA Tegra20 APB DMA support" - depends on ARCH_TEGRA +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 - 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. + Enable support for the Intel(R) data accelerators present + in Intel Xeon CPU. -source "drivers/dma/sh/Kconfig" + 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. -config COH901318 - bool "ST-Ericsson COH901318 DMA support" + If unsure, say N. + +config INTEL_IOATDMA + tristate "Intel I/OAT DMA support" + depends on PCI && X86_64 && !UML select DMA_ENGINE - depends on ARCH_U300 + select DMA_ENGINE_RAID + select DCA help - Enable support for ST-Ericsson COH 901 318 DMA. + Enable support for the Intel(R) I/OAT DMA engine present + in recent Intel Xeon chipsets. -config STE_DMA40 - bool "ST-Ericsson DMA40 support" - depends on ARCH_U8500 + Say Y here if you have such a chipset. + + If unsure, say N. + +config K3_DMA + tristate "Hisilicon K3 DMA support" + depends on ARCH_HISI || COMPILE_TEST select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS help - Support for ST-Ericsson DMA40 controller + Support the DMA engine for Hisilicon K3 platform + devices. -config AMCC_PPC440SPE_ADMA - tristate "AMCC PPC440SPe ADMA support" - depends on 440SPe || 440SP +config LOONGSON1_APB_DMA + tristate "Loongson1 APB DMA support" + depends on MACH_LOONGSON32 || COMPILE_TEST select DMA_ENGINE - select ARCH_HAS_ASYNC_TX_FIND_CHANNEL - select ASYNC_TX_ENABLE_CHANNEL_SWITCH + select DMA_VIRTUAL_CHANNELS help - Enable support for the AMCC PPC440SPe RAID engines. + This selects support for the APB DMA controller in Loongson1 SoCs, + which is required by Loongson1 NAND and audio support. -config TIMB_DMA - tristate "Timberdale FPGA DMA support" - depends on MFD_TIMBERDALE || HAS_IOMEM +config LOONGSON2_APB_DMA + tristate "Loongson2 APB DMA support" + depends on LOONGARCH || COMPILE_TEST + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS + help + Support for the Loongson2 APB DMA controller driver. The + DMA controller is having single DMA channel which can be + configured for different peripherals like audio, nand, sdio + etc which is in APB bus. + + This DMA controller transfers data from memory to peripheral fifo. + It does not support memory to memory data transfer. + +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 LPC32XX_DMAMUX + bool "NXP LPC32xx DMA MUX for PL080" + depends on ARCH_LPC32XX || COMPILE_TEST + depends on OF && AMBA_PL08X + select MFD_SYSCON + help + Support for PL080 multiplexed DMA request lines on + LPC32XX platrofm. + +config MCF_EDMA + tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs" + depends on M5441x || (COMPILE_TEST && FSL_EDMA=n) select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS help - Enable support for the Timberdale FPGA DMA engine. + 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 SIRF_DMA - tristate "CSR SiRFprimaII/SiRFmarco DMA support" - depends on ARCH_SIRF +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 || ARCH_SPACEMIT || COMPILE_TEST select DMA_ENGINE help - Enable support for the CSR SiRFprimaII DMA engine. + 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 TI_EDMA - tristate "TI EDMA support" - depends on ARCH_DAVINCI || ARCH_OMAP +config MOXART_DMA + tristate "MOXART DMA support" + depends on ARCH_MOXART select DMA_ENGINE select DMA_VIRTUAL_CHANNELS - default n help - Enable support for the TI EDMA controller. This DMA - engine is found on TI DaVinci and AM33xx parts. + Enable support for the MOXA ART SoC DMA controller. + + Say Y here if you enabled MMP ADMA, otherwise say N. -config ARCH_HAS_ASYNC_TX_FIND_CHANNEL - bool +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 PL330_DMA - tristate "DMA API Driver for PL330" +config MV_XOR + bool "Marvell XOR engine support" + depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST select DMA_ENGINE - depends on ARM_AMBA + select DMA_ENGINE_RAID + select ASYNC_TX_ENABLE_CHANNEL_SWITCH 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. + 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 + 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 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 + depends on PCI && (X86_32 || COMPILE_TEST) select DMA_ENGINE help Enable support for Intel EG20T PCH DMA engine. @@ -229,104 +542,243 @@ config PCH_DMA 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 +config PL330_DMA + tristate "DMA API Driver for PL330" select DMA_ENGINE + depends on ARM_AMBA help - Support the i.MX SDMA engine. This engine is integrated into - Freescale i.MX25/31/35/51/53 chips. + 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 IMX_DMA - tristate "i.MX DMA support" - depends on ARCH_MXC +config PXA_DMA + bool "PXA DMA support" + depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS 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 + 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 - Support the MXS DMA engine. This engine including APBH-DMA - and APBX-DMA is integrated into Freescale i.MX23/28 chips. + 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 SOPHGO_CV1800B_DMAMUX + tristate "Sophgo CV1800/SG2000 series SoC DMA multiplexer support" + depends on MFD_SYSCON + depends on ARCH_SOPHGO || COMPILE_TEST + help + Support for the DMA multiplexer on Sophgo CV1800/SG2000 + series SoCs. + Say Y here if your board have this soc. -config EP93XX_DMA - bool "Cirrus Logic EP93xx DMA support" - depends on ARCH_EP93XX +config STE_DMA40 + bool "ST-Ericsson DMA40 support" + depends on ARCH_U8500 select DMA_ENGINE + select SRAM help - Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller. + Support for ST-Ericsson DMA40 controller -config DMA_SA11X0 - tristate "SA-11x0 DMA support" - depends on ARCH_SA1100 +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 - 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. + Enable support for ST FDMA controller. + It supports 16 independent DMA channels, accepts up to 32 DMA requests -config MMP_TDMA - bool "MMP Two-Channel DMA support" - depends on ARCH_MMP + Say Y here if you have such a chipset. + If unsure, say N. + +config SPRD_DMA + tristate "Spreadtrum DMA support" + depends on ARCH_SPRD || COMPILE_TEST select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS help - Support the MMP Two-Channel DMA engine. - This engine used for MMP Audio DMA and pxa910 SQU. + Enable support for the on-chip DMA controller on Spreadtrum platform. - Say Y here if you enabled MMP ADMA, otherwise say N. +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 DMA_OMAP - tristate "OMAP DMA support" - depends on ARCH_OMAP +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 select DMA_VIRTUAL_CHANNELS + 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 MMP_PDMA - bool "MMP PDMA support" - depends on (ARCH_MMP || ARCH_PXA) +config TEGRA20_APB_DMA + tristate "NVIDIA Tegra20 APB DMA support" + depends on ARCH_TEGRA || COMPILE_TEST select DMA_ENGINE help - Support the MMP PDMA engine for PXA and MMP platfrom. + 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 DMA_JZ4740 - tristate "JZ4740 DMA support" - depends on MACH_JZ4740 +config TEGRA210_ADMA + tristate "NVIDIA Tegra210 ADMA support" + depends on (ARCH_TEGRA || COMPILE_TEST) select DMA_ENGINE select DMA_VIRTUAL_CHANNELS + help + Support for the NVIDIA Tegra210/Tegra186/Tegra194/Tegra234 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 DMA_ENGINE - bool - -config DMA_VIRTUAL_CHANNELS - tristate +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 DMA_ACPI - def_bool y - depends on ACPI +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 DMA_OF - def_bool y +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. -comment "DMA Clients" - depends on DMA_ENGINE +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 HAS_IOMEM + 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_XDMA + tristate "Xilinx DMA/Bridge Subsystem DMA Engine" + depends on HAS_IOMEM + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS + select REGMAP_MMIO + help + Enable support for Xilinx DMA/Bridge Subsystem DMA engine. The DMA + provides high performance block data movement between Host memory + and the DMA subsystem. These direct memory transfers can be both in + the Host to Card (H2C) and Card to Host (C2H) transfers. + The core also provides up to 16 user interrupt wires that generate + interrupts to the host. + +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 NET_DMA - bool "Network: TCP receive copy offload" - depends on DMA_ENGINE && NET - default (INTEL_IOATDMA || FSL_DMA) +config XILINX_ZYNQMP_DPDMA + tristate "Xilinx DPDMA Engine" + depends on HAS_IOMEM && OF + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS help - This enables the use of DMA engines in the network stack to - offload receive copy-to-user operations, freeing CPU cycles. + 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/amd/Kconfig" + +source "drivers/dma/bestcomm/Kconfig" + +source "drivers/dma/mediatek/Kconfig" + +source "drivers/dma/qcom/Kconfig" + +source "drivers/dma/dw/Kconfig" + +source "drivers/dma/dw-edma/Kconfig" + +source "drivers/dma/hsu/Kconfig" - Say Y here if you enabled INTEL_IOATDMA or FSL_DMA, otherwise - say N. +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" + +source "drivers/dma/stm32/Kconfig" + +# clients +comment "DMA Clients" + depends on DMA_ENGINE config ASYNC_TX_DMA bool "Async_tx: Offload support for the async_tx api" @@ -342,8 +794,12 @@ config ASYNC_TX_DMA 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 |