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_INTEL_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 tristate "BCM2835 DMA engine support"
130 depends on ARCH_BCM2835
132 select DMA_VIRTUAL_CHANNELS
135 tristate "JZ4780 DMA support"
136 depends on MIPS || COMPILE_TEST
138 select DMA_VIRTUAL_CHANNELS
140 This selects support for the DMA controller in Ingenic JZ4780 SoCs.
141 If you have a board based on such a SoC and wish to use DMA for
142 devices which can use the DMA controller, say Y or M here.
145 tristate "SA-11x0 DMA support"
146 depends on ARCH_SA1100 || COMPILE_TEST
148 select DMA_VIRTUAL_CHANNELS
150 Support the DMA engine found on Intel StrongARM SA-1100 and
151 SA-1110 SoCs. This DMA engine can only be used with on-chip
155 tristate "Allwinner A10 DMA SoCs support"
156 depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
157 default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
159 select DMA_VIRTUAL_CHANNELS
161 Enable support for the DMA controller present in the sun4i,
162 sun5i and sun7i Allwinner ARM SoCs.
165 tristate "Allwinner A31 SoCs DMA support"
166 depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST
167 depends on RESET_CONTROLLER
169 select DMA_VIRTUAL_CHANNELS
171 Support for the DMA engine first found in Allwinner A31 SoCs.
174 tristate "Synopsys DesignWare AXI DMA support"
175 depends on OF || COMPILE_TEST
178 select DMA_VIRTUAL_CHANNELS
180 Enable support for Synopsys DesignWare AXI DMA controller.
181 NOTE: This driver wasn't tested on 64 bit platform because
182 of lack 64 bit platform with Synopsys DW AXI DMAC.
185 bool "Cirrus Logic EP93xx DMA support"
186 depends on ARCH_EP93XX || COMPILE_TEST
189 Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
192 tristate "Freescale Elo series DMA support"
195 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
197 Enable support for the Freescale Elo series DMA controllers.
198 The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
199 EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
200 some Txxx and Bxxx parts.
203 tristate "Freescale eDMA engine support"
206 select DMA_VIRTUAL_CHANNELS
208 Support the Freescale eDMA engine with programmable channel
209 multiplexing capability for DMA request sources(slot).
210 This module can be found on Freescale Vybrid and LS-1 SoCs.
213 tristate "NXP Layerscape qDMA engine support"
214 depends on ARM || ARM64
216 select DMA_VIRTUAL_CHANNELS
217 select DMA_ENGINE_RAID
218 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
220 Support the NXP Layerscape qDMA engine with command queue and legacy mode.
221 Channel virtualization is supported through enqueuing of DMA jobs to,
222 or dequeuing DMA jobs from, different work queues.
223 This module can be found on NXP Layerscape SoCs.
224 The qdma driver only work on SoCs with a DPAA hardware block.
227 tristate "Freescale RAID engine Support"
228 depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
230 select DMA_ENGINE_RAID
232 Enable support for Freescale RAID Engine. RAID Engine is
233 available on some QorIQ SoCs (like P5020/P5040). It has
234 the capability to offload memcpy, xor and pq computation
238 tristate "HiSilicon DMA Engine support"
239 depends on ARM64 || COMPILE_TEST
242 select DMA_VIRTUAL_CHANNELS
244 Support HiSilicon Kunpeng DMA engine.
247 tristate "IMG MDC support"
248 depends on MIPS || COMPILE_TEST
249 depends on MFD_SYSCON
251 select DMA_VIRTUAL_CHANNELS
253 Enable support for the IMG multi-threaded DMA controller (MDC).
256 tristate "i.MX DMA support"
260 Support the i.MX DMA engine. This engine is integrated into
261 Freescale i.MX1/21/27 chips.
264 tristate "i.MX SDMA support"
267 select DMA_VIRTUAL_CHANNELS
269 Support the i.MX SDMA engine. This engine is integrated into
270 Freescale i.MX25/31/35/51/53/6 chips.
273 tristate "Intel integrated DMA 64-bit support"
275 select DMA_VIRTUAL_CHANNELS
277 Enable DMA support for Intel Low Power Subsystem such as found on
281 tristate "Intel Data Accelerators support"
282 depends on PCI && X86_64
287 Enable support for the Intel(R) data accelerators present
290 Say Y if you have such a platform.
294 # Config symbol that collects all the dependencies that's necessary to
295 # support shared virtual memory for the devices supported by idxd.
296 config INTEL_IDXD_SVM
297 bool "Accelerator Shared Virtual Memory Support"
298 depends on INTEL_IDXD
299 depends on INTEL_IOMMU_SVM
304 config INTEL_IDXD_PERFMON
305 bool "Intel Data Accelerators performance monitor support"
306 depends on INTEL_IDXD
308 Enable performance monitor (pmu) support for the Intel(R)
309 data accelerators present in Intel Xeon CPU. With this
310 enabled, perf can be used to monitor the DSA (Intel Data
311 Streaming Accelerator) events described in the Intel DSA
317 tristate "Intel I/OAT DMA support"
318 depends on PCI && X86_64
320 select DMA_ENGINE_RAID
323 Enable support for the Intel(R) I/OAT DMA engine present
324 in recent Intel Xeon chipsets.
326 Say Y here if you have such a chipset.
330 config INTEL_IOP_ADMA
331 tristate "Intel IOP32x ADMA support"
332 depends on ARCH_IOP32X || COMPILE_TEST
334 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
336 Enable support for the Intel(R) IOP Series RAID engines.
339 tristate "Hisilicon K3 DMA support"
340 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
342 select DMA_VIRTUAL_CHANNELS
344 Support the DMA engine for Hisilicon K3 platform
347 config LPC18XX_DMAMUX
348 bool "NXP LPC18xx/43xx DMA MUX for PL080"
349 depends on ARCH_LPC18XX || COMPILE_TEST
350 depends on OF && AMBA_PL08X
353 Enable support for DMA on NXP LPC18xx/43xx platforms
354 with PL080 and multiplexed DMA request lines.
357 tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
358 depends on M5441x || COMPILE_TEST
360 select DMA_VIRTUAL_CHANNELS
362 Support the Freescale ColdFire eDMA engine, 64-channel
363 implementation that performs complex data transfers with
364 minimal intervention from a host processor.
365 This module can be found on Freescale ColdFire mcf5441x SoCs.
367 config MILBEAUT_HDMAC
368 tristate "Milbeaut AHB DMA support"
369 depends on ARCH_MILBEAUT || COMPILE_TEST
372 select DMA_VIRTUAL_CHANNELS
374 Say yes here to support the Socionext Milbeaut
377 config MILBEAUT_XDMAC
378 tristate "Milbeaut AXI DMA support"
379 depends on ARCH_MILBEAUT || COMPILE_TEST
382 select DMA_VIRTUAL_CHANNELS
384 Say yes here to support the Socionext Milbeaut
388 tristate "MMP PDMA support"
389 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
392 Support the MMP PDMA engine for PXA and MMP platform.
395 tristate "MMP Two-Channel DMA support"
396 depends on ARCH_MMP || COMPILE_TEST
398 select GENERIC_ALLOCATOR
400 Support the MMP Two-Channel DMA engine.
401 This engine used for MMP Audio DMA and pxa910 SQU.
404 tristate "MOXART DMA support"
405 depends on ARCH_MOXART
407 select DMA_VIRTUAL_CHANNELS
409 Enable support for the MOXA ART SoC DMA controller.
411 Say Y here if you enabled MMP ADMA, otherwise say N.
414 tristate "Freescale MPC512x built-in DMA engine support"
415 depends on PPC_MPC512x || PPC_MPC831x
418 Enable support for the Freescale MPC512x built-in DMA engine.
421 bool "Marvell XOR engine support"
422 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
424 select DMA_ENGINE_RAID
425 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
427 Enable support for the Marvell XOR engine.
430 bool "Marvell XOR engine version 2 support "
433 select DMA_ENGINE_RAID
434 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
435 select GENERIC_MSI_IRQ_DOMAIN
437 Enable support for the Marvell version 2 XOR engine.
439 This engine provides acceleration for copy, XOR and RAID6
440 operations, and is available on Marvell Armada 7K and 8K
444 bool "MXS DMA support"
445 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
449 Support the MXS DMA engine. This engine including APBH-DMA
450 and APBX-DMA is integrated into some Freescale chips.
453 bool "MX3x Image Processing Unit support"
458 If you plan to use the Image Processing unit in the i.MX3x, say
459 Y here. If unsure, select Y.
462 int "Number of dynamically mapped interrupts for IPU"
467 Out of 137 interrupt sources on i.MX31 IPU only very few are used.
468 To avoid bloating the irq_desc[] array we allocate a sufficient
469 number of IRQ slots and map them dynamically to specific sources.
472 tristate "Renesas Type-AXI NBPF DMA support"
474 depends on ARM || COMPILE_TEST
476 Support for "Type-AXI" NBPF DMA IPs from Renesas
479 tristate "Actions Semi Owl SoCs DMA support"
480 depends on ARCH_ACTIONS
482 select DMA_VIRTUAL_CHANNELS
484 Enable support for the Actions Semi Owl SoCs DMA controller.
487 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
488 depends on PCI && (X86_32 || COMPILE_TEST)
491 Enable support for Intel EG20T PCH DMA engine.
493 This driver also can be used for LAPIS Semiconductor IOH(Input/
494 Output Hub), ML7213, ML7223 and ML7831.
495 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
496 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
497 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
498 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
501 tristate "DMA API Driver for PL330"
505 Select if your platform has one or more PL330 DMACs.
506 You need to provide platform specific settings via
507 platform_data for a dma-pl330 device.
510 bool "PXA DMA support"
511 depends on (ARCH_MMP || ARCH_PXA)
513 select DMA_VIRTUAL_CHANNELS
515 Support the DMA engine for PXA. It is also compatible with MMP PDMA
516 platform. The internal DMA IP of all PXA variants is supported, with
517 16 to 32 channels for peripheral to memory or memory to memory
521 tristate "PLX ExpressLane PEX Switch DMA Engine Support"
525 Some PLX ExpressLane PCI Switches support additional DMA engines.
526 These are exposed via extra functions on the switch's
527 upstream port. Each function exposes one DMA channel.
530 bool "ST-Ericsson DMA40 support"
531 depends on ARCH_U8500
534 Support for ST-Ericsson DMA40 controller
537 tristate "ST FDMA dmaengine support"
539 depends on REMOTEPROC
540 select ST_SLIM_REMOTEPROC
542 select DMA_VIRTUAL_CHANNELS
544 Enable support for ST FDMA controller.
545 It supports 16 independent DMA channels, accepts up to 32 DMA requests
547 Say Y here if you have such a chipset.
551 bool "STMicroelectronics STM32 DMA support"
552 depends on ARCH_STM32 || COMPILE_TEST
554 select DMA_VIRTUAL_CHANNELS
556 Enable support for the on-chip DMA controller on STMicroelectronics
558 If you have a board based on such a MCU and wish to use DMA say Y
562 bool "STMicroelectronics STM32 dma multiplexer support"
563 depends on STM32_DMA || COMPILE_TEST
565 Enable support for the on-chip DMA multiplexer on STMicroelectronics
567 If you have a board based on such a MCU and wish to use DMAMUX say Y
571 bool "STMicroelectronics STM32 master dma support"
572 depends on ARCH_STM32 || COMPILE_TEST
575 select DMA_VIRTUAL_CHANNELS
577 Enable support for the on-chip MDMA controller on STMicroelectronics
579 If you have a board based on STM32 SoC and wish to use the master DMA
583 tristate "Spreadtrum DMA support"
584 depends on ARCH_SPRD || COMPILE_TEST
586 select DMA_VIRTUAL_CHANNELS
588 Enable support for the on-chip DMA controller on Spreadtrum platform.
591 bool "Samsung S3C24XX DMA support"
592 depends on ARCH_S3C24XX || COMPILE_TEST
594 select DMA_VIRTUAL_CHANNELS
596 Support for the Samsung S3C24XX DMA controller driver. The
597 DMA controller is having multiple DMA channels which can be
598 configured for different peripherals like audio, UART, SPI.
599 The DMA controller can transfer data from memory to peripheral,
600 periphal to memory, periphal to periphal and memory to memory.
603 tristate "Toshiba TXx9 SoC DMA support"
604 depends on MACH_TX49XX || MACH_TX39XX
607 Support the TXx9 SoC internal DMA controller. This can be
608 integrated in chips such as the Toshiba TX4927/38/39.
610 config TEGRA20_APB_DMA
611 tristate "NVIDIA Tegra20 APB DMA support"
612 depends on ARCH_TEGRA || COMPILE_TEST
615 Support for the NVIDIA Tegra20 APB DMA controller driver. The
616 DMA controller is having multiple DMA channel which can be
617 configured for different peripherals like audio, UART, SPI,
618 I2C etc which is in APB bus.
619 This DMA controller transfers data from memory to peripheral fifo
620 or vice versa. It does not support memory to memory data transfer.
623 tristate "NVIDIA Tegra210 ADMA support"
624 depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST)
626 select DMA_VIRTUAL_CHANNELS
628 Support for the NVIDIA Tegra210 ADMA controller driver. The
629 DMA controller has multiple DMA channels and is used to service
630 various audio clients in the Tegra210 audio processing engine
631 (APE). This DMA controller transfers data from memory to
632 peripheral and vice versa. It does not support memory to
633 memory data transfer.
636 tristate "Timberdale FPGA DMA support"
637 depends on MFD_TIMBERDALE || COMPILE_TEST
640 Enable support for the Timberdale FPGA DMA engine.
642 config UNIPHIER_MDMAC
643 tristate "UniPhier MIO DMAC"
644 depends on ARCH_UNIPHIER || COMPILE_TEST
647 select DMA_VIRTUAL_CHANNELS
649 Enable support for the MIO DMAC (Media I/O DMA controller) on the
650 UniPhier platform. This DMA controller is used as the external
651 DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
653 config UNIPHIER_XDMAC
654 tristate "UniPhier XDMAC support"
655 depends on ARCH_UNIPHIER || COMPILE_TEST
658 select DMA_VIRTUAL_CHANNELS
660 Enable support for the XDMAC (external DMA controller) on the
661 UniPhier platform. This DMA controller can transfer data from
662 memory to memory, memory to peripheral and peripheral to memory.
665 tristate "APM X-Gene DMA support"
666 depends on ARCH_XGENE || COMPILE_TEST
668 select DMA_ENGINE_RAID
669 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
671 Enable support for the APM X-Gene SoC DMA engine.
674 tristate "Xilinx AXI DMAS Engine"
675 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
678 Enable support for Xilinx AXI VDMA Soft IP.
680 AXI VDMA engine provides high-bandwidth direct memory access
681 between memory and AXI4-Stream video type target
682 peripherals including peripherals which support AXI4-
683 Stream Video Protocol. It has two stream interfaces/
684 channels, Memory Mapped to Stream (MM2S) and Stream to
685 Memory Mapped (S2MM) for the data transfers.
686 AXI CDMA engine provides high-bandwidth direct memory access
687 between a memory-mapped source address and a memory-mapped
689 AXI DMA engine provides high-bandwidth one dimensional direct
690 memory access between memory and AXI4-Stream target peripherals.
691 AXI MCDMA engine provides high-bandwidth direct memory access
692 between memory and AXI4-Stream target peripherals. It provides
693 the scatter gather interface with multiple channels independent
694 configuration support.
696 config XILINX_ZYNQMP_DMA
697 tristate "Xilinx ZynqMP DMA Engine"
698 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
701 Enable support for Xilinx ZynqMP DMA controller.
703 config XILINX_ZYNQMP_DPDMA
704 tristate "Xilinx DPDMA Engine"
705 depends on HAS_IOMEM && OF
707 select DMA_VIRTUAL_CHANNELS
709 Enable support for Xilinx ZynqMP DisplayPort DMA. Choose this option
710 if you have a Xilinx ZynqMP SoC with a DisplayPort subsystem. The
711 driver provides the dmaengine required by the DisplayPort subsystem
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"
735 source "drivers/dma/lgm/Kconfig"
738 comment "DMA Clients"
739 depends on DMA_ENGINE
742 bool "Async_tx: Offload support for the async_tx api"
743 depends on DMA_ENGINE
745 This allows the async_tx api to take advantage of offload engines for
746 memcpy, memset, xor, and raid6 p+q operations. If your platform has
747 a dma engine that can perform raid operations and you have enabled
753 tristate "DMA Test client"
754 depends on DMA_ENGINE
755 select DMA_ENGINE_RAID
757 Simple DMA test client. Say N unless you're debugging a
760 config DMA_ENGINE_RAID