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"
213 select DMA_VIRTUAL_CHANNELS
215 Support the Freescale eDMA engine with programmable channel
216 multiplexing capability for DMA request sources(slot).
217 This module can be found on Freescale Vybrid and LS-1 SoCs.
220 tristate "NXP Layerscape qDMA engine support"
221 depends on ARM || ARM64
223 select DMA_VIRTUAL_CHANNELS
224 select DMA_ENGINE_RAID
225 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
227 Support the NXP Layerscape qDMA engine with command queue and legacy mode.
228 Channel virtualization is supported through enqueuing of DMA jobs to,
229 or dequeuing DMA jobs from, different work queues.
230 This module can be found on NXP Layerscape SoCs.
231 The qdma driver only work on SoCs with a DPAA hardware block.
234 tristate "Freescale RAID engine Support"
235 depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
237 select DMA_ENGINE_RAID
239 Enable support for Freescale RAID Engine. RAID Engine is
240 available on some QorIQ SoCs (like P5020/P5040). It has
241 the capability to offload memcpy, xor and pq computation
245 tristate "HiSilicon DMA Engine support"
246 depends on ARM64 || COMPILE_TEST
249 select DMA_VIRTUAL_CHANNELS
251 Support HiSilicon Kunpeng DMA engine.
254 tristate "IMG MDC support"
255 depends on MIPS || COMPILE_TEST
256 depends on MFD_SYSCON
258 select DMA_VIRTUAL_CHANNELS
260 Enable support for the IMG multi-threaded DMA controller (MDC).
263 tristate "i.MX DMA support"
267 Support the i.MX DMA engine. This engine is integrated into
268 Freescale i.MX1/21/27 chips.
271 tristate "i.MX SDMA support"
274 select DMA_VIRTUAL_CHANNELS
276 Support the i.MX SDMA engine. This engine is integrated into
277 Freescale i.MX25/31/35/51/53/6 chips.
280 tristate "Intel integrated DMA 64-bit support"
283 select DMA_VIRTUAL_CHANNELS
285 Enable DMA support for Intel Low Power Subsystem such as found on
289 tristate "Intel Data Accelerators support"
290 depends on PCI && X86_64 && !UML
295 Enable support for the Intel(R) data accelerators present
298 Say Y if you have such a platform.
303 tristate "Intel I/OAT DMA support"
304 depends on PCI && X86_64 && !UML
306 select DMA_ENGINE_RAID
309 Enable support for the Intel(R) I/OAT DMA engine present
310 in recent Intel Xeon chipsets.
312 Say Y here if you have such a chipset.
316 config INTEL_IOP_ADMA
317 tristate "Intel IOP32x ADMA support"
318 depends on ARCH_IOP32X || COMPILE_TEST
320 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
322 Enable support for the Intel(R) IOP Series RAID engines.
325 tristate "Hisilicon K3 DMA support"
326 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
328 select DMA_VIRTUAL_CHANNELS
330 Support the DMA engine for Hisilicon K3 platform
333 config LPC18XX_DMAMUX
334 bool "NXP LPC18xx/43xx DMA MUX for PL080"
335 depends on ARCH_LPC18XX || COMPILE_TEST
336 depends on OF && AMBA_PL08X
339 Enable support for DMA on NXP LPC18xx/43xx platforms
340 with PL080 and multiplexed DMA request lines.
343 tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
344 depends on M5441x || COMPILE_TEST
346 select DMA_VIRTUAL_CHANNELS
348 Support the Freescale ColdFire eDMA engine, 64-channel
349 implementation that performs complex data transfers with
350 minimal intervention from a host processor.
351 This module can be found on Freescale ColdFire mcf5441x SoCs.
353 config MILBEAUT_HDMAC
354 tristate "Milbeaut AHB DMA support"
355 depends on ARCH_MILBEAUT || COMPILE_TEST
358 select DMA_VIRTUAL_CHANNELS
360 Say yes here to support the Socionext Milbeaut
363 config MILBEAUT_XDMAC
364 tristate "Milbeaut AXI DMA support"
365 depends on ARCH_MILBEAUT || COMPILE_TEST
368 select DMA_VIRTUAL_CHANNELS
370 Say yes here to support the Socionext Milbeaut
374 bool "MMP PDMA support"
375 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
378 Support the MMP PDMA engine for PXA and MMP platform.
381 bool "MMP Two-Channel DMA support"
382 depends on ARCH_MMP || COMPILE_TEST
384 select GENERIC_ALLOCATOR
386 Support the MMP Two-Channel DMA engine.
387 This engine used for MMP Audio DMA and pxa910 SQU.
390 tristate "MOXART DMA support"
391 depends on ARCH_MOXART
393 select DMA_VIRTUAL_CHANNELS
395 Enable support for the MOXA ART SoC DMA controller.
397 Say Y here if you enabled MMP ADMA, otherwise say N.
400 tristate "Freescale MPC512x built-in DMA engine support"
401 depends on PPC_MPC512x || PPC_MPC831x
404 Enable support for the Freescale MPC512x built-in DMA engine.
407 bool "Marvell XOR engine support"
408 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
410 select DMA_ENGINE_RAID
411 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
413 Enable support for the Marvell XOR engine.
416 bool "Marvell XOR engine version 2 support "
419 select DMA_ENGINE_RAID
420 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
421 select GENERIC_MSI_IRQ_DOMAIN
423 Enable support for the Marvell version 2 XOR engine.
425 This engine provides acceleration for copy, XOR and RAID6
426 operations, and is available on Marvell Armada 7K and 8K
430 bool "MXS DMA support"
431 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
435 Support the MXS DMA engine. This engine including APBH-DMA
436 and APBX-DMA is integrated into some Freescale chips.
439 bool "MX3x Image Processing Unit support"
444 If you plan to use the Image Processing unit in the i.MX3x, say
445 Y here. If unsure, select Y.
448 int "Number of dynamically mapped interrupts for IPU"
453 Out of 137 interrupt sources on i.MX31 IPU only very few are used.
454 To avoid bloating the irq_desc[] array we allocate a sufficient
455 number of IRQ slots and map them dynamically to specific sources.
458 tristate "Renesas Type-AXI NBPF DMA support"
460 depends on ARM || COMPILE_TEST
462 Support for "Type-AXI" NBPF DMA IPs from Renesas
465 tristate "Actions Semi Owl SoCs DMA support"
466 depends on ARCH_ACTIONS
468 select DMA_VIRTUAL_CHANNELS
470 Enable support for the Actions Semi Owl SoCs DMA controller.
473 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
474 depends on PCI && (X86_32 || COMPILE_TEST)
477 Enable support for Intel EG20T PCH DMA engine.
479 This driver also can be used for LAPIS Semiconductor IOH(Input/
480 Output Hub), ML7213, ML7223 and ML7831.
481 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
482 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
483 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
484 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
487 tristate "DMA API Driver for PL330"
491 Select if your platform has one or more PL330 DMACs.
492 You need to provide platform specific settings via
493 platform_data for a dma-pl330 device.
496 bool "PXA DMA support"
497 depends on (ARCH_MMP || ARCH_PXA)
499 select DMA_VIRTUAL_CHANNELS
501 Support the DMA engine for PXA. It is also compatible with MMP PDMA
502 platform. The internal DMA IP of all PXA variants is supported, with
503 16 to 32 channels for peripheral to memory or memory to memory
507 tristate "PLX ExpressLane PEX Switch DMA Engine Support"
511 Some PLX ExpressLane PCI Switches support additional DMA engines.
512 These are exposed via extra functions on the switch's
513 upstream port. Each function exposes one DMA channel.
516 tristate "CSR SiRFprimaII/SiRFmarco DMA support"
520 Enable support for the CSR SiRFprimaII DMA engine.
523 bool "ST-Ericsson DMA40 support"
524 depends on ARCH_U8500
527 Support for ST-Ericsson DMA40 controller
530 tristate "ST FDMA dmaengine support"
532 depends on REMOTEPROC
533 select ST_SLIM_REMOTEPROC
535 select DMA_VIRTUAL_CHANNELS
537 Enable support for ST FDMA controller.
538 It supports 16 independent DMA channels, accepts up to 32 DMA requests
540 Say Y here if you have such a chipset.
544 bool "STMicroelectronics STM32 DMA support"
545 depends on ARCH_STM32 || COMPILE_TEST
547 select DMA_VIRTUAL_CHANNELS
549 Enable support for the on-chip DMA controller on STMicroelectronics
551 If you have a board based on such a MCU and wish to use DMA say Y
555 bool "STMicroelectronics STM32 dma multiplexer support"
556 depends on STM32_DMA || COMPILE_TEST
558 Enable support for the on-chip DMA multiplexer on STMicroelectronics
560 If you have a board based on such a MCU and wish to use DMAMUX say Y
564 bool "STMicroelectronics STM32 master dma support"
565 depends on ARCH_STM32 || COMPILE_TEST
568 select DMA_VIRTUAL_CHANNELS
570 Enable support for the on-chip MDMA controller on STMicroelectronics
572 If you have a board based on STM32 SoC and wish to use the master DMA
576 tristate "Spreadtrum DMA support"
577 depends on ARCH_SPRD || COMPILE_TEST
579 select DMA_VIRTUAL_CHANNELS
581 Enable support for the on-chip DMA controller on Spreadtrum platform.
584 bool "Samsung S3C24XX DMA support"
585 depends on ARCH_S3C24XX || COMPILE_TEST
587 select DMA_VIRTUAL_CHANNELS
589 Support for the Samsung S3C24XX DMA controller driver. The
590 DMA controller is having multiple DMA channels which can be
591 configured for different peripherals like audio, UART, SPI.
592 The DMA controller can transfer data from memory to peripheral,
593 periphal to memory, periphal to periphal and memory to memory.
596 tristate "Toshiba TXx9 SoC DMA support"
597 depends on MACH_TX49XX || MACH_TX39XX
600 Support the TXx9 SoC internal DMA controller. This can be
601 integrated in chips such as the Toshiba TX4927/38/39.
603 config TEGRA20_APB_DMA
604 tristate "NVIDIA Tegra20 APB DMA support"
605 depends on ARCH_TEGRA || COMPILE_TEST
608 Support for the NVIDIA Tegra20 APB DMA controller driver. The
609 DMA controller is having multiple DMA channel which can be
610 configured for different peripherals like audio, UART, SPI,
611 I2C etc which is in APB bus.
612 This DMA controller transfers data from memory to peripheral fifo
613 or vice versa. It does not support memory to memory data transfer.
616 tristate "NVIDIA Tegra210 ADMA support"
617 depends on (ARCH_TEGRA || COMPILE_TEST)
619 select DMA_VIRTUAL_CHANNELS
621 Support for the NVIDIA Tegra210/Tegra186/Tegra194/Tegra234 ADMA
622 controller driver. The DMA controller has multiple DMA channels
623 and is used to service various audio clients in the Tegra210
624 audio processing engine (APE). This DMA controller transfers
625 data from memory to peripheral and vice versa. It does not
626 support memory to memory data transfer.
629 tristate "Timberdale FPGA DMA support"
630 depends on MFD_TIMBERDALE || COMPILE_TEST
633 Enable support for the Timberdale FPGA DMA engine.
635 config UNIPHIER_MDMAC
636 tristate "UniPhier MIO DMAC"
637 depends on ARCH_UNIPHIER || COMPILE_TEST
640 select DMA_VIRTUAL_CHANNELS
642 Enable support for the MIO DMAC (Media I/O DMA controller) on the
643 UniPhier platform. This DMA controller is used as the external
644 DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
646 config UNIPHIER_XDMAC
647 tristate "UniPhier XDMAC support"
648 depends on ARCH_UNIPHIER || COMPILE_TEST
651 select DMA_VIRTUAL_CHANNELS
653 Enable support for the XDMAC (external DMA controller) on the
654 UniPhier platform. This DMA controller can transfer data from
655 memory to memory, memory to peripheral and peripheral to memory.
658 tristate "APM X-Gene DMA support"
659 depends on ARCH_XGENE || COMPILE_TEST
661 select DMA_ENGINE_RAID
662 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
664 Enable support for the APM X-Gene SoC DMA engine.
667 tristate "Xilinx AXI DMAS Engine"
668 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
671 Enable support for Xilinx AXI VDMA Soft IP.
673 AXI VDMA engine provides high-bandwidth direct memory access
674 between memory and AXI4-Stream video type target
675 peripherals including peripherals which support AXI4-
676 Stream Video Protocol. It has two stream interfaces/
677 channels, Memory Mapped to Stream (MM2S) and Stream to
678 Memory Mapped (S2MM) for the data transfers.
679 AXI CDMA engine provides high-bandwidth direct memory access
680 between a memory-mapped source address and a memory-mapped
682 AXI DMA engine provides high-bandwidth one dimensional direct
683 memory access between memory and AXI4-Stream target peripherals.
684 AXI MCDMA engine provides high-bandwidth direct memory access
685 between memory and AXI4-Stream target peripherals. It provides
686 the scatter gather interface with multiple channels independent
687 configuration support.
689 config XILINX_ZYNQMP_DMA
690 tristate "Xilinx ZynqMP DMA Engine"
691 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
694 Enable support for Xilinx ZynqMP DMA controller.
696 config XILINX_ZYNQMP_DPDMA
697 tristate "Xilinx DPDMA Engine"
698 depends on HAS_IOMEM && OF
700 select DMA_VIRTUAL_CHANNELS
702 Enable support for Xilinx ZynqMP DisplayPort DMA. Choose this option
703 if you have a Xilinx ZynqMP SoC with a DisplayPort subsystem. The
704 driver provides the dmaengine required by the DisplayPort subsystem
708 tristate "ZTE ZX DMA support"
709 depends on ARCH_ZX || COMPILE_TEST
711 select DMA_VIRTUAL_CHANNELS
713 Support the DMA engine for ZTE ZX family platform devices.
717 source "drivers/dma/bestcomm/Kconfig"
719 source "drivers/dma/mediatek/Kconfig"
721 source "drivers/dma/qcom/Kconfig"
723 source "drivers/dma/dw/Kconfig"
725 source "drivers/dma/dw-edma/Kconfig"
727 source "drivers/dma/hsu/Kconfig"
729 source "drivers/dma/sf-pdma/Kconfig"
731 source "drivers/dma/sh/Kconfig"
733 source "drivers/dma/ti/Kconfig"
735 source "drivers/dma/fsl-dpaa2-qdma/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