1 # SPDX-License-Identifier: GPL-2.0-only
3 # DMA engine configuration
7 bool "DMA Engine support"
10 DMA engines can do asynchronous data transfers without
11 involving the host CPU. Currently, this framework can be
12 used to offload memory copies in the network stack and
13 RAID operations in the MD driver. This menu only presents
14 DMA Device drivers supported by the configured arch, it may
15 be empty in some cases.
17 config DMADEVICES_DEBUG
18 bool "DMA Engine debugging"
19 depends on DMADEVICES != n
21 This is an option for use by developers; most people should
22 say N here. This enables DMA engine core and driver debugging.
24 config DMADEVICES_VDEBUG
25 bool "DMA Engine verbose debugging"
26 depends on DMADEVICES_DEBUG != n
28 This is an option for use by developers; most people should
29 say N here. This enables deeper (more verbose) debugging of
30 the DMA engine core and drivers.
38 config ASYNC_TX_ENABLE_CHANNEL_SWITCH
41 config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
47 config DMA_VIRTUAL_CHANNELS
61 tristate "Altera / Intel mSGDMA Engine"
65 Enable support for Altera / Intel mSGDMA controller.
68 bool "ARM PrimeCell PL080 or PL081 support"
71 select DMA_VIRTUAL_CHANNELS
73 Say yes if your platform has a PL08x DMAC device which can
74 provide DMA engine support. This includes the original ARM
75 PL080 and PL081, Samsungs PL080 derivative and Faraday
76 Technology's FTDMAC020 PL080 derivative.
78 config AMCC_PPC440SPE_ADMA
79 tristate "AMCC PPC440SPe ADMA support"
80 depends on 440SPe || 440SP
82 select DMA_ENGINE_RAID
83 select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
84 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
86 Enable support for the AMCC PPC440SPe RAID engines.
89 tristate "Atmel AHB DMA support"
93 Support the Atmel AHB DMA controller.
96 tristate "Atmel XDMA support"
100 Support the Atmel XDMA controller.
103 tristate "Analog Devices AXI-DMAC DMA support"
104 depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_SOCFPGA || COMPILE_TEST
106 select DMA_VIRTUAL_CHANNELS
109 Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
110 controller is often used in Analog Devices' reference designs for FPGA
114 tristate "Broadcom SBA RAID engine support"
115 depends on ARM64 || COMPILE_TEST
116 depends on MAILBOX && RAID6_PQ
118 select DMA_ENGINE_RAID
119 select ASYNC_TX_DISABLE_XOR_VAL_DMA
120 select ASYNC_TX_DISABLE_PQ_VAL_DMA
121 default m if ARCH_BCM_IPROC
123 Enable support for Broadcom SBA RAID Engine. The SBA RAID
124 engine is available on most of the Broadcom iProc SoCs. It
125 has the capability to offload memcpy, xor and pq computation
129 bool "ST-Ericsson COH901318 DMA support"
131 depends on ARCH_U300 || COMPILE_TEST
133 Enable support for ST-Ericsson COH 901 318 DMA.
136 tristate "BCM2835 DMA engine support"
137 depends on ARCH_BCM2835
139 select DMA_VIRTUAL_CHANNELS
142 tristate "JZ4780 DMA support"
143 depends on MIPS || COMPILE_TEST
145 select DMA_VIRTUAL_CHANNELS
147 This selects support for the DMA controller in Ingenic JZ4780 SoCs.
148 If you have a board based on such a SoC and wish to use DMA for
149 devices which can use the DMA controller, say Y or M here.
152 tristate "SA-11x0 DMA support"
153 depends on ARCH_SA1100 || COMPILE_TEST
155 select DMA_VIRTUAL_CHANNELS
157 Support the DMA engine found on Intel StrongARM SA-1100 and
158 SA-1110 SoCs. This DMA engine can only be used with on-chip
162 tristate "Allwinner A10 DMA SoCs support"
163 depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
164 default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
166 select DMA_VIRTUAL_CHANNELS
168 Enable support for the DMA controller present in the sun4i,
169 sun5i and sun7i Allwinner ARM SoCs.
172 tristate "Allwinner A31 SoCs DMA support"
173 depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST
174 depends on RESET_CONTROLLER
176 select DMA_VIRTUAL_CHANNELS
178 Support for the DMA engine first found in Allwinner A31 SoCs.
181 tristate "Synopsys DesignWare AXI DMA support"
182 depends on OF || COMPILE_TEST
184 select DMA_VIRTUAL_CHANNELS
186 Enable support for Synopsys DesignWare AXI DMA controller.
187 NOTE: This driver wasn't tested on 64 bit platform because
188 of lack 64 bit platform with Synopsys DW AXI DMAC.
191 bool "Cirrus Logic EP93xx DMA support"
192 depends on ARCH_EP93XX || COMPILE_TEST
195 Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
198 tristate "Freescale Elo series DMA support"
201 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
203 Enable support for the Freescale Elo series DMA controllers.
204 The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
205 EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
206 some Txxx and Bxxx parts.
209 tristate "Freescale eDMA engine support"
212 select DMA_VIRTUAL_CHANNELS
214 Support the Freescale eDMA engine with programmable channel
215 multiplexing capability for DMA request sources(slot).
216 This module can be found on Freescale Vybrid and LS-1 SoCs.
219 tristate "NXP Layerscape qDMA engine support"
220 depends on ARM || ARM64
222 select DMA_VIRTUAL_CHANNELS
223 select DMA_ENGINE_RAID
224 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
226 Support the NXP Layerscape qDMA engine with command queue and legacy mode.
227 Channel virtualization is supported through enqueuing of DMA jobs to,
228 or dequeuing DMA jobs from, different work queues.
229 This module can be found on NXP Layerscape SoCs.
230 The qdma driver only work on SoCs with a DPAA hardware block.
233 tristate "Freescale RAID engine Support"
234 depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
236 select DMA_ENGINE_RAID
238 Enable support for Freescale RAID Engine. RAID Engine is
239 available on some QorIQ SoCs (like P5020/P5040). It has
240 the capability to offload memcpy, xor and pq computation
244 tristate "HiSilicon DMA Engine support"
245 depends on ARM64 || COMPILE_TEST
248 select DMA_VIRTUAL_CHANNELS
250 Support HiSilicon Kunpeng DMA engine.
253 tristate "IMG MDC support"
254 depends on MIPS || COMPILE_TEST
255 depends on MFD_SYSCON
257 select DMA_VIRTUAL_CHANNELS
259 Enable support for the IMG multi-threaded DMA controller (MDC).
262 tristate "i.MX DMA support"
266 Support the i.MX DMA engine. This engine is integrated into
267 Freescale i.MX1/21/27 chips.
270 tristate "i.MX SDMA support"
273 select DMA_VIRTUAL_CHANNELS
275 Support the i.MX SDMA engine. This engine is integrated into
276 Freescale i.MX25/31/35/51/53/6 chips.
279 tristate "Intel integrated DMA 64-bit support"
281 select DMA_VIRTUAL_CHANNELS
283 Enable DMA support for Intel Low Power Subsystem such as found on
287 tristate "Intel Data Accelerators support"
288 depends on PCI && X86_64 && !UML
293 Enable support for the Intel(R) data accelerators present
296 Say Y if you have such a platform.
301 tristate "Intel I/OAT DMA support"
302 depends on PCI && X86_64 && !UML
304 select DMA_ENGINE_RAID
307 Enable support for the Intel(R) I/OAT DMA engine present
308 in recent Intel Xeon chipsets.
310 Say Y here if you have such a chipset.
314 config INTEL_IOP_ADMA
315 tristate "Intel IOP32x ADMA support"
316 depends on ARCH_IOP32X || COMPILE_TEST
318 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
320 Enable support for the Intel(R) IOP Series RAID engines.
323 tristate "Hisilicon K3 DMA support"
324 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
326 select DMA_VIRTUAL_CHANNELS
328 Support the DMA engine for Hisilicon K3 platform
331 config LPC18XX_DMAMUX
332 bool "NXP LPC18xx/43xx DMA MUX for PL080"
333 depends on ARCH_LPC18XX || COMPILE_TEST
334 depends on OF && AMBA_PL08X
337 Enable support for DMA on NXP LPC18xx/43xx platforms
338 with PL080 and multiplexed DMA request lines.
341 tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
342 depends on M5441x || COMPILE_TEST
344 select DMA_VIRTUAL_CHANNELS
346 Support the Freescale ColdFire eDMA engine, 64-channel
347 implementation that performs complex data transfers with
348 minimal intervention from a host processor.
349 This module can be found on Freescale ColdFire mcf5441x SoCs.
351 config MILBEAUT_HDMAC
352 tristate "Milbeaut AHB DMA support"
353 depends on ARCH_MILBEAUT || COMPILE_TEST
356 select DMA_VIRTUAL_CHANNELS
358 Say yes here to support the Socionext Milbeaut
361 config MILBEAUT_XDMAC
362 tristate "Milbeaut AXI DMA support"
363 depends on ARCH_MILBEAUT || COMPILE_TEST
366 select DMA_VIRTUAL_CHANNELS
368 Say yes here to support the Socionext Milbeaut
372 bool "MMP PDMA support"
373 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
376 Support the MMP PDMA engine for PXA and MMP platform.
379 bool "MMP Two-Channel DMA support"
380 depends on ARCH_MMP || COMPILE_TEST
382 select GENERIC_ALLOCATOR
384 Support the MMP Two-Channel DMA engine.
385 This engine used for MMP Audio DMA and pxa910 SQU.
388 tristate "MOXART DMA support"
389 depends on ARCH_MOXART
391 select DMA_VIRTUAL_CHANNELS
393 Enable support for the MOXA ART SoC DMA controller.
395 Say Y here if you enabled MMP ADMA, otherwise say N.
398 tristate "Freescale MPC512x built-in DMA engine support"
399 depends on PPC_MPC512x || PPC_MPC831x
402 Enable support for the Freescale MPC512x built-in DMA engine.
405 bool "Marvell XOR engine support"
406 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
408 select DMA_ENGINE_RAID
409 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
411 Enable support for the Marvell XOR engine.
414 bool "Marvell XOR engine version 2 support "
417 select DMA_ENGINE_RAID
418 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
419 select GENERIC_MSI_IRQ_DOMAIN
421 Enable support for the Marvell version 2 XOR engine.
423 This engine provides acceleration for copy, XOR and RAID6
424 operations, and is available on Marvell Armada 7K and 8K
428 bool "MXS DMA support"
429 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
433 Support the MXS DMA engine. This engine including APBH-DMA
434 and APBX-DMA is integrated into some Freescale chips.
437 bool "MX3x Image Processing Unit support"
442 If you plan to use the Image Processing unit in the i.MX3x, say
443 Y here. If unsure, select Y.
446 int "Number of dynamically mapped interrupts for IPU"
451 Out of 137 interrupt sources on i.MX31 IPU only very few are used.
452 To avoid bloating the irq_desc[] array we allocate a sufficient
453 number of IRQ slots and map them dynamically to specific sources.
456 tristate "Renesas Type-AXI NBPF DMA support"
458 depends on ARM || COMPILE_TEST
460 Support for "Type-AXI" NBPF DMA IPs from Renesas
463 tristate "Actions Semi Owl SoCs DMA support"
464 depends on ARCH_ACTIONS
466 select DMA_VIRTUAL_CHANNELS
468 Enable support for the Actions Semi Owl SoCs DMA controller.
471 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
472 depends on PCI && (X86_32 || COMPILE_TEST)
475 Enable support for Intel EG20T PCH DMA engine.
477 This driver also can be used for LAPIS Semiconductor IOH(Input/
478 Output Hub), ML7213, ML7223 and ML7831.
479 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
480 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
481 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
482 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
485 tristate "DMA API Driver for PL330"
489 Select if your platform has one or more PL330 DMACs.
490 You need to provide platform specific settings via
491 platform_data for a dma-pl330 device.
494 bool "PXA DMA support"
495 depends on (ARCH_MMP || ARCH_PXA)
497 select DMA_VIRTUAL_CHANNELS
499 Support the DMA engine for PXA. It is also compatible with MMP PDMA
500 platform. The internal DMA IP of all PXA variants is supported, with
501 16 to 32 channels for peripheral to memory or memory to memory
505 tristate "PLX ExpressLane PEX Switch DMA Engine Support"
509 Some PLX ExpressLane PCI Switches support additional DMA engines.
510 These are exposed via extra functions on the switch's
511 upstream port. Each function exposes one DMA channel.
514 tristate "CSR SiRFprimaII/SiRFmarco DMA support"
518 Enable support for the CSR SiRFprimaII DMA engine.
521 bool "ST-Ericsson DMA40 support"
522 depends on ARCH_U8500
525 Support for ST-Ericsson DMA40 controller
528 tristate "ST FDMA dmaengine support"
530 depends on REMOTEPROC
531 select ST_SLIM_REMOTEPROC
533 select DMA_VIRTUAL_CHANNELS
535 Enable support for ST FDMA controller.
536 It supports 16 independent DMA channels, accepts up to 32 DMA requests
538 Say Y here if you have such a chipset.
542 bool "STMicroelectronics STM32 DMA support"
543 depends on ARCH_STM32 || COMPILE_TEST
545 select DMA_VIRTUAL_CHANNELS
547 Enable support for the on-chip DMA controller on STMicroelectronics
549 If you have a board based on such a MCU and wish to use DMA say Y
553 bool "STMicroelectronics STM32 dma multiplexer support"
554 depends on STM32_DMA || COMPILE_TEST
556 Enable support for the on-chip DMA multiplexer on STMicroelectronics
558 If you have a board based on such a MCU and wish to use DMAMUX say Y
562 bool "STMicroelectronics STM32 master dma support"
563 depends on ARCH_STM32 || COMPILE_TEST
566 select DMA_VIRTUAL_CHANNELS
568 Enable support for the on-chip MDMA controller on STMicroelectronics
570 If you have a board based on STM32 SoC and wish to use the master DMA
574 tristate "Spreadtrum DMA support"
575 depends on ARCH_SPRD || COMPILE_TEST
577 select DMA_VIRTUAL_CHANNELS
579 Enable support for the on-chip DMA controller on Spreadtrum platform.
582 bool "Samsung S3C24XX DMA support"
583 depends on ARCH_S3C24XX || COMPILE_TEST
585 select DMA_VIRTUAL_CHANNELS
587 Support for the Samsung S3C24XX DMA controller driver. The
588 DMA controller is having multiple DMA channels which can be
589 configured for different peripherals like audio, UART, SPI.
590 The DMA controller can transfer data from memory to peripheral,
591 periphal to memory, periphal to periphal and memory to memory.
594 tristate "Toshiba TXx9 SoC DMA support"
595 depends on MACH_TX49XX || MACH_TX39XX
598 Support the TXx9 SoC internal DMA controller. This can be
599 integrated in chips such as the Toshiba TX4927/38/39.
601 config TEGRA20_APB_DMA
602 tristate "NVIDIA Tegra20 APB DMA support"
603 depends on ARCH_TEGRA || COMPILE_TEST
606 Support for the NVIDIA Tegra20 APB DMA controller driver. The
607 DMA controller is having multiple DMA channel which can be
608 configured for different peripherals like audio, UART, SPI,
609 I2C etc which is in APB bus.
610 This DMA controller transfers data from memory to peripheral fifo
611 or vice versa. It does not support memory to memory data transfer.
614 tristate "NVIDIA Tegra210 ADMA support"
615 depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST)
617 select DMA_VIRTUAL_CHANNELS
619 Support for the NVIDIA Tegra210 ADMA controller driver. The
620 DMA controller has multiple DMA channels and is used to service
621 various audio clients in the Tegra210 audio processing engine
622 (APE). This DMA controller transfers data from memory to
623 peripheral and vice versa. It does not support memory to
624 memory data transfer.
627 tristate "Timberdale FPGA DMA support"
628 depends on MFD_TIMBERDALE || COMPILE_TEST
631 Enable support for the Timberdale FPGA DMA engine.
633 config UNIPHIER_MDMAC
634 tristate "UniPhier MIO DMAC"
635 depends on ARCH_UNIPHIER || COMPILE_TEST
638 select DMA_VIRTUAL_CHANNELS
640 Enable support for the MIO DMAC (Media I/O DMA controller) on the
641 UniPhier platform. This DMA controller is used as the external
642 DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
644 config UNIPHIER_XDMAC
645 tristate "UniPhier XDMAC support"
646 depends on ARCH_UNIPHIER || COMPILE_TEST
649 select DMA_VIRTUAL_CHANNELS
651 Enable support for the XDMAC (external DMA controller) on the
652 UniPhier platform. This DMA controller can transfer data from
653 memory to memory, memory to peripheral and peripheral to memory.
656 tristate "APM X-Gene DMA support"
657 depends on ARCH_XGENE || COMPILE_TEST
659 select DMA_ENGINE_RAID
660 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
662 Enable support for the APM X-Gene SoC DMA engine.
665 tristate "Xilinx AXI DMAS Engine"
666 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
669 Enable support for Xilinx AXI VDMA Soft IP.
671 AXI VDMA engine provides high-bandwidth direct memory access
672 between memory and AXI4-Stream video type target
673 peripherals including peripherals which support AXI4-
674 Stream Video Protocol. It has two stream interfaces/
675 channels, Memory Mapped to Stream (MM2S) and Stream to
676 Memory Mapped (S2MM) for the data transfers.
677 AXI CDMA engine provides high-bandwidth direct memory access
678 between a memory-mapped source address and a memory-mapped
680 AXI DMA engine provides high-bandwidth one dimensional direct
681 memory access between memory and AXI4-Stream target peripherals.
682 AXI MCDMA engine provides high-bandwidth direct memory access
683 between memory and AXI4-Stream target peripherals. It provides
684 the scatter gather interface with multiple channels independent
685 configuration support.
687 config XILINX_ZYNQMP_DMA
688 tristate "Xilinx ZynqMP DMA Engine"
689 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
692 Enable support for Xilinx ZynqMP DMA controller.
694 config XILINX_ZYNQMP_DPDMA
695 tristate "Xilinx DPDMA Engine"
696 depends on HAS_IOMEM && OF
698 select DMA_VIRTUAL_CHANNELS
700 Enable support for Xilinx ZynqMP DisplayPort DMA. Choose this option
701 if you have a Xilinx ZynqMP SoC with a DisplayPort subsystem. The
702 driver provides the dmaengine required by the DisplayPort subsystem
706 tristate "ZTE ZX DMA support"
707 depends on ARCH_ZX || COMPILE_TEST
709 select DMA_VIRTUAL_CHANNELS
711 Support the DMA engine for ZTE ZX family platform devices.
715 source "drivers/dma/bestcomm/Kconfig"
717 source "drivers/dma/mediatek/Kconfig"
719 source "drivers/dma/qcom/Kconfig"
721 source "drivers/dma/dw/Kconfig"
723 source "drivers/dma/dw-edma/Kconfig"
725 source "drivers/dma/hsu/Kconfig"
727 source "drivers/dma/sf-pdma/Kconfig"
729 source "drivers/dma/sh/Kconfig"
731 source "drivers/dma/ti/Kconfig"
733 source "drivers/dma/fsl-dpaa2-qdma/Kconfig"
736 comment "DMA Clients"
737 depends on DMA_ENGINE
740 bool "Async_tx: Offload support for the async_tx api"
741 depends on DMA_ENGINE
743 This allows the async_tx api to take advantage of offload engines for
744 memcpy, memset, xor, and raid6 p+q operations. If your platform has
745 a dma engine that can perform raid operations and you have enabled
751 tristate "DMA Test client"
752 depends on DMA_ENGINE
753 select DMA_ENGINE_RAID
755 Simple DMA test client. Say N unless you're debugging a
758 config DMA_ENGINE_RAID