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"
64 Enable support for Altera / Intel mSGDMA controller.
67 bool "ARM PrimeCell PL080 or PL081 support"
70 select DMA_VIRTUAL_CHANNELS
72 Say yes if your platform has a PL08x DMAC device which can
73 provide DMA engine support. This includes the original ARM
74 PL080 and PL081, Samsungs PL080 derivative and Faraday
75 Technology's FTDMAC020 PL080 derivative.
77 config AMCC_PPC440SPE_ADMA
78 tristate "AMCC PPC440SPe ADMA support"
79 depends on 440SPe || 440SP
81 select DMA_ENGINE_RAID
82 select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
83 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
85 Enable support for the AMCC PPC440SPe RAID engines.
88 tristate "Atmel AHB DMA support"
92 Support the Atmel AHB DMA controller.
95 tristate "Atmel XDMA support"
99 Support the Atmel XDMA controller.
102 tristate "Analog Devices AXI-DMAC DMA support"
103 depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_SOCFPGA || COMPILE_TEST
105 select DMA_VIRTUAL_CHANNELS
108 Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
109 controller is often used in Analog Devices' reference designs for FPGA
113 tristate "Broadcom SBA RAID engine support"
114 depends on ARM64 || COMPILE_TEST
115 depends on MAILBOX && RAID6_PQ
117 select DMA_ENGINE_RAID
118 select ASYNC_TX_DISABLE_XOR_VAL_DMA
119 select ASYNC_TX_DISABLE_PQ_VAL_DMA
120 default m if ARCH_BCM_IPROC
122 Enable support for Broadcom SBA RAID Engine. The SBA RAID
123 engine is available on most of the Broadcom iProc SoCs. It
124 has the capability to offload memcpy, xor and pq computation
128 bool "ST-Ericsson COH901318 DMA support"
130 depends on ARCH_U300 || COMPILE_TEST
132 Enable support for ST-Ericsson COH 901 318 DMA.
135 tristate "BCM2835 DMA engine support"
136 depends on ARCH_BCM2835
138 select DMA_VIRTUAL_CHANNELS
141 tristate "JZ4780 DMA support"
142 depends on MIPS || COMPILE_TEST
144 select DMA_VIRTUAL_CHANNELS
146 This selects support for the DMA controller in Ingenic JZ4780 SoCs.
147 If you have a board based on such a SoC and wish to use DMA for
148 devices which can use the DMA controller, say Y or M here.
151 tristate "SA-11x0 DMA support"
152 depends on ARCH_SA1100 || COMPILE_TEST
154 select DMA_VIRTUAL_CHANNELS
156 Support the DMA engine found on Intel StrongARM SA-1100 and
157 SA-1110 SoCs. This DMA engine can only be used with on-chip
161 tristate "Allwinner A10 DMA SoCs support"
162 depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
163 default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
165 select DMA_VIRTUAL_CHANNELS
167 Enable support for the DMA controller present in the sun4i,
168 sun5i and sun7i Allwinner ARM SoCs.
171 tristate "Allwinner A31 SoCs DMA support"
172 depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST
173 depends on RESET_CONTROLLER
175 select DMA_VIRTUAL_CHANNELS
177 Support for the DMA engine first found in Allwinner A31 SoCs.
180 tristate "Synopsys DesignWare AXI DMA support"
181 depends on OF || COMPILE_TEST
183 select DMA_VIRTUAL_CHANNELS
185 Enable support for Synopsys DesignWare AXI DMA controller.
186 NOTE: This driver wasn't tested on 64 bit platform because
187 of lack 64 bit platform with Synopsys DW AXI DMAC.
190 bool "Cirrus Logic EP93xx DMA support"
191 depends on ARCH_EP93XX || COMPILE_TEST
194 Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
197 tristate "Freescale Elo series DMA support"
200 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
202 Enable support for the Freescale Elo series DMA controllers.
203 The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
204 EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
205 some Txxx and Bxxx parts.
208 tristate "Freescale eDMA engine support"
211 select DMA_VIRTUAL_CHANNELS
213 Support the Freescale eDMA engine with programmable channel
214 multiplexing capability for DMA request sources(slot).
215 This module can be found on Freescale Vybrid and LS-1 SoCs.
218 tristate "NXP Layerscape qDMA engine support"
219 depends on ARM || ARM64
221 select DMA_VIRTUAL_CHANNELS
222 select DMA_ENGINE_RAID
223 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
225 Support the NXP Layerscape qDMA engine with command queue and legacy mode.
226 Channel virtualization is supported through enqueuing of DMA jobs to,
227 or dequeuing DMA jobs from, different work queues.
228 This module can be found on NXP Layerscape SoCs.
229 The qdma driver only work on SoCs with a DPAA hardware block.
232 tristate "Freescale RAID engine Support"
233 depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
235 select DMA_ENGINE_RAID
237 Enable support for Freescale RAID Engine. RAID Engine is
238 available on some QorIQ SoCs (like P5020/P5040). It has
239 the capability to offload memcpy, xor and pq computation
243 tristate "HiSilicon DMA Engine support"
244 depends on ARM64 || COMPILE_TEST
247 select DMA_VIRTUAL_CHANNELS
249 Support HiSilicon Kunpeng DMA engine.
252 tristate "IMG MDC support"
253 depends on MIPS || COMPILE_TEST
254 depends on MFD_SYSCON
256 select DMA_VIRTUAL_CHANNELS
258 Enable support for the IMG multi-threaded DMA controller (MDC).
261 tristate "i.MX DMA support"
265 Support the i.MX DMA engine. This engine is integrated into
266 Freescale i.MX1/21/27 chips.
269 tristate "i.MX SDMA support"
272 select DMA_VIRTUAL_CHANNELS
274 Support the i.MX SDMA engine. This engine is integrated into
275 Freescale i.MX25/31/35/51/53/6 chips.
278 tristate "Intel integrated DMA 64-bit support"
280 select DMA_VIRTUAL_CHANNELS
282 Enable DMA support for Intel Low Power Subsystem such as found on
286 tristate "Intel Data Accelerators support"
287 depends on PCI && X86_64
292 Enable support for the Intel(R) data accelerators present
295 Say Y if you have such a platform.
300 tristate "Intel I/OAT DMA support"
301 depends on PCI && X86_64
303 select DMA_ENGINE_RAID
306 Enable support for the Intel(R) I/OAT DMA engine present
307 in recent Intel Xeon chipsets.
309 Say Y here if you have such a chipset.
313 config INTEL_IOP_ADMA
314 tristate "Intel IOP32x ADMA support"
315 depends on ARCH_IOP32X || COMPILE_TEST
317 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
319 Enable support for the Intel(R) IOP Series RAID engines.
322 tristate "Hisilicon K3 DMA support"
323 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
325 select DMA_VIRTUAL_CHANNELS
327 Support the DMA engine for Hisilicon K3 platform
330 config LPC18XX_DMAMUX
331 bool "NXP LPC18xx/43xx DMA MUX for PL080"
332 depends on ARCH_LPC18XX || COMPILE_TEST
333 depends on OF && AMBA_PL08X
336 Enable support for DMA on NXP LPC18xx/43xx platforms
337 with PL080 and multiplexed DMA request lines.
340 tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
341 depends on M5441x || COMPILE_TEST
343 select DMA_VIRTUAL_CHANNELS
345 Support the Freescale ColdFire eDMA engine, 64-channel
346 implementation that performs complex data transfers with
347 minimal intervention from a host processor.
348 This module can be found on Freescale ColdFire mcf5441x SoCs.
350 config MILBEAUT_HDMAC
351 tristate "Milbeaut AHB DMA support"
352 depends on ARCH_MILBEAUT || COMPILE_TEST
355 select DMA_VIRTUAL_CHANNELS
357 Say yes here to support the Socionext Milbeaut
360 config MILBEAUT_XDMAC
361 tristate "Milbeaut AXI DMA support"
362 depends on ARCH_MILBEAUT || COMPILE_TEST
365 select DMA_VIRTUAL_CHANNELS
367 Say yes here to support the Socionext Milbeaut
371 bool "MMP PDMA support"
372 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
375 Support the MMP PDMA engine for PXA and MMP platform.
378 bool "MMP Two-Channel DMA support"
379 depends on ARCH_MMP || COMPILE_TEST
381 select GENERIC_ALLOCATOR
383 Support the MMP Two-Channel DMA engine.
384 This engine used for MMP Audio DMA and pxa910 SQU.
387 tristate "MOXART DMA support"
388 depends on ARCH_MOXART
390 select DMA_VIRTUAL_CHANNELS
392 Enable support for the MOXA ART SoC DMA controller.
394 Say Y here if you enabled MMP ADMA, otherwise say N.
397 tristate "Freescale MPC512x built-in DMA engine support"
398 depends on PPC_MPC512x || PPC_MPC831x
401 Enable support for the Freescale MPC512x built-in DMA engine.
404 bool "Marvell XOR engine support"
405 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
407 select DMA_ENGINE_RAID
408 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
410 Enable support for the Marvell XOR engine.
413 bool "Marvell XOR engine version 2 support "
416 select DMA_ENGINE_RAID
417 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
418 select GENERIC_MSI_IRQ_DOMAIN
420 Enable support for the Marvell version 2 XOR engine.
422 This engine provides acceleration for copy, XOR and RAID6
423 operations, and is available on Marvell Armada 7K and 8K
427 bool "MXS DMA support"
428 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
432 Support the MXS DMA engine. This engine including APBH-DMA
433 and APBX-DMA is integrated into some Freescale chips.
436 bool "MX3x Image Processing Unit support"
441 If you plan to use the Image Processing unit in the i.MX3x, say
442 Y here. If unsure, select Y.
445 int "Number of dynamically mapped interrupts for IPU"
450 Out of 137 interrupt sources on i.MX31 IPU only very few are used.
451 To avoid bloating the irq_desc[] array we allocate a sufficient
452 number of IRQ slots and map them dynamically to specific sources.
455 tristate "Renesas Type-AXI NBPF DMA support"
457 depends on ARM || COMPILE_TEST
459 Support for "Type-AXI" NBPF DMA IPs from Renesas
462 tristate "Actions Semi Owl SoCs DMA support"
463 depends on ARCH_ACTIONS
465 select DMA_VIRTUAL_CHANNELS
467 Enable support for the Actions Semi Owl SoCs DMA controller.
470 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
471 depends on PCI && (X86_32 || COMPILE_TEST)
474 Enable support for Intel EG20T PCH DMA engine.
476 This driver also can be used for LAPIS Semiconductor IOH(Input/
477 Output Hub), ML7213, ML7223 and ML7831.
478 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
479 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
480 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
481 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
484 tristate "DMA API Driver for PL330"
488 Select if your platform has one or more PL330 DMACs.
489 You need to provide platform specific settings via
490 platform_data for a dma-pl330 device.
493 bool "PXA DMA support"
494 depends on (ARCH_MMP || ARCH_PXA)
496 select DMA_VIRTUAL_CHANNELS
498 Support the DMA engine for PXA. It is also compatible with MMP PDMA
499 platform. The internal DMA IP of all PXA variants is supported, with
500 16 to 32 channels for peripheral to memory or memory to memory
504 tristate "PLX ExpressLane PEX Switch DMA Engine Support"
508 Some PLX ExpressLane PCI Switches support additional DMA engines.
509 These are exposed via extra functions on the switch's
510 upstream port. Each function exposes one DMA channel.
513 tristate "CSR SiRFprimaII/SiRFmarco DMA support"
517 Enable support for the CSR SiRFprimaII DMA engine.
520 bool "ST-Ericsson DMA40 support"
521 depends on ARCH_U8500
524 Support for ST-Ericsson DMA40 controller
527 tristate "ST FDMA dmaengine support"
529 depends on REMOTEPROC
530 select ST_SLIM_REMOTEPROC
532 select DMA_VIRTUAL_CHANNELS
534 Enable support for ST FDMA controller.
535 It supports 16 independent DMA channels, accepts up to 32 DMA requests
537 Say Y here if you have such a chipset.
541 bool "STMicroelectronics STM32 DMA support"
542 depends on ARCH_STM32 || COMPILE_TEST
544 select DMA_VIRTUAL_CHANNELS
546 Enable support for the on-chip DMA controller on STMicroelectronics
548 If you have a board based on such a MCU and wish to use DMA say Y
552 bool "STMicroelectronics STM32 dma multiplexer support"
553 depends on STM32_DMA || COMPILE_TEST
555 Enable support for the on-chip DMA multiplexer on STMicroelectronics
557 If you have a board based on such a MCU and wish to use DMAMUX say Y
561 bool "STMicroelectronics STM32 master dma support"
562 depends on ARCH_STM32 || COMPILE_TEST
565 select DMA_VIRTUAL_CHANNELS
567 Enable support for the on-chip MDMA controller on STMicroelectronics
569 If you have a board based on STM32 SoC and wish to use the master DMA
573 tristate "Spreadtrum DMA support"
574 depends on ARCH_SPRD || COMPILE_TEST
576 select DMA_VIRTUAL_CHANNELS
578 Enable support for the on-chip DMA controller on Spreadtrum platform.
581 bool "Samsung S3C24XX DMA support"
582 depends on ARCH_S3C24XX || COMPILE_TEST
584 select DMA_VIRTUAL_CHANNELS
586 Support for the Samsung S3C24XX DMA controller driver. The
587 DMA controller is having multiple DMA channels which can be
588 configured for different peripherals like audio, UART, SPI.
589 The DMA controller can transfer data from memory to peripheral,
590 periphal to memory, periphal to periphal and memory to memory.
593 tristate "Toshiba TXx9 SoC DMA support"
594 depends on MACH_TX49XX || MACH_TX39XX
597 Support the TXx9 SoC internal DMA controller. This can be
598 integrated in chips such as the Toshiba TX4927/38/39.
600 config TEGRA20_APB_DMA
601 tristate "NVIDIA Tegra20 APB DMA support"
602 depends on ARCH_TEGRA || COMPILE_TEST
605 Support for the NVIDIA Tegra20 APB DMA controller driver. The
606 DMA controller is having multiple DMA channel which can be
607 configured for different peripherals like audio, UART, SPI,
608 I2C etc which is in APB bus.
609 This DMA controller transfers data from memory to peripheral fifo
610 or vice versa. It does not support memory to memory data transfer.
613 tristate "NVIDIA Tegra210 ADMA support"
614 depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST)
616 select DMA_VIRTUAL_CHANNELS
618 Support for the NVIDIA Tegra210 ADMA controller driver. The
619 DMA controller has multiple DMA channels and is used to service
620 various audio clients in the Tegra210 audio processing engine
621 (APE). This DMA controller transfers data from memory to
622 peripheral and vice versa. It does not support memory to
623 memory data transfer.
626 tristate "Timberdale FPGA DMA support"
627 depends on MFD_TIMBERDALE || COMPILE_TEST
630 Enable support for the Timberdale FPGA DMA engine.
632 config UNIPHIER_MDMAC
633 tristate "UniPhier MIO DMAC"
634 depends on ARCH_UNIPHIER || COMPILE_TEST
637 select DMA_VIRTUAL_CHANNELS
639 Enable support for the MIO DMAC (Media I/O DMA controller) on the
640 UniPhier platform. This DMA controller is used as the external
641 DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
643 config UNIPHIER_XDMAC
644 tristate "UniPhier XDMAC support"
645 depends on ARCH_UNIPHIER || COMPILE_TEST
648 select DMA_VIRTUAL_CHANNELS
650 Enable support for the XDMAC (external DMA controller) on the
651 UniPhier platform. This DMA controller can transfer data from
652 memory to memory, memory to peripheral and peripheral to memory.
655 tristate "APM X-Gene DMA support"
656 depends on ARCH_XGENE || COMPILE_TEST
658 select DMA_ENGINE_RAID
659 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
661 Enable support for the APM X-Gene SoC DMA engine.
664 tristate "Xilinx AXI DMAS Engine"
665 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
668 Enable support for Xilinx AXI VDMA Soft IP.
670 AXI VDMA engine provides high-bandwidth direct memory access
671 between memory and AXI4-Stream video type target
672 peripherals including peripherals which support AXI4-
673 Stream Video Protocol. It has two stream interfaces/
674 channels, Memory Mapped to Stream (MM2S) and Stream to
675 Memory Mapped (S2MM) for the data transfers.
676 AXI CDMA engine provides high-bandwidth direct memory access
677 between a memory-mapped source address and a memory-mapped
679 AXI DMA engine provides high-bandwidth one dimensional direct
680 memory access between memory and AXI4-Stream target peripherals.
681 AXI MCDMA engine provides high-bandwidth direct memory access
682 between memory and AXI4-Stream target peripherals. It provides
683 the scatter gather interface with multiple channels independent
684 configuration support.
686 config XILINX_ZYNQMP_DMA
687 tristate "Xilinx ZynqMP DMA Engine"
688 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
691 Enable support for Xilinx ZynqMP DMA controller.
693 config XILINX_ZYNQMP_DPDMA
694 tristate "Xilinx DPDMA Engine"
696 select DMA_VIRTUAL_CHANNELS
698 Enable support for Xilinx ZynqMP DisplayPort DMA. Choose this option
699 if you have a Xilinx ZynqMP SoC with a DisplayPort subsystem. The
700 driver provides the dmaengine required by the DisplayPort subsystem
704 tristate "ZTE ZX DMA support"
705 depends on ARCH_ZX || COMPILE_TEST
707 select DMA_VIRTUAL_CHANNELS
709 Support the DMA engine for ZTE ZX family platform devices.
713 source "drivers/dma/bestcomm/Kconfig"
715 source "drivers/dma/mediatek/Kconfig"
717 source "drivers/dma/qcom/Kconfig"
719 source "drivers/dma/dw/Kconfig"
721 source "drivers/dma/dw-edma/Kconfig"
723 source "drivers/dma/hsu/Kconfig"
725 source "drivers/dma/sf-pdma/Kconfig"
727 source "drivers/dma/sh/Kconfig"
729 source "drivers/dma/ti/Kconfig"
731 source "drivers/dma/fsl-dpaa2-qdma/Kconfig"
734 comment "DMA Clients"
735 depends on DMA_ENGINE
738 bool "Async_tx: Offload support for the async_tx api"
739 depends on DMA_ENGINE
741 This allows the async_tx api to take advantage of offload engines for
742 memcpy, memset, xor, and raid6 p+q operations. If your platform has
743 a dma engine that can perform raid operations and you have enabled
749 tristate "DMA Test client"
750 depends on DMA_ENGINE
751 select DMA_ENGINE_RAID
753 Simple DMA test client. Say N unless you're debugging a
756 config DMA_ENGINE_RAID