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 Device's 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 && PCI_MSI)
246 select DMA_VIRTUAL_CHANNELS
248 Support HiSilicon Kunpeng DMA engine.
251 tristate "IMG MDC support"
252 depends on MIPS || COMPILE_TEST
253 depends on MFD_SYSCON
255 select DMA_VIRTUAL_CHANNELS
257 Enable support for the IMG multi-threaded DMA controller (MDC).
260 tristate "i.MX DMA support"
264 Support the i.MX DMA engine. This engine is integrated into
265 Freescale i.MX1/21/27 chips.
268 tristate "i.MX SDMA support"
271 select DMA_VIRTUAL_CHANNELS
273 Support the i.MX SDMA engine. This engine is integrated into
274 Freescale i.MX25/31/35/51/53/6 chips.
277 tristate "Intel integrated DMA 64-bit support"
279 select DMA_VIRTUAL_CHANNELS
281 Enable DMA support for Intel Low Power Subsystem such as found on
285 tristate "Intel Data Accelerators support"
286 depends on PCI && X86_64
290 Enable support for the Intel(R) data accelerators present
293 Say Y if you have such a platform.
298 tristate "Intel I/OAT DMA support"
299 depends on PCI && X86_64
301 select DMA_ENGINE_RAID
304 Enable support for the Intel(R) I/OAT DMA engine present
305 in recent Intel Xeon chipsets.
307 Say Y here if you have such a chipset.
311 config INTEL_IOP_ADMA
312 tristate "Intel IOP32x ADMA support"
313 depends on ARCH_IOP32X || COMPILE_TEST
315 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
317 Enable support for the Intel(R) IOP Series RAID engines.
319 config INTEL_MIC_X100_DMA
320 tristate "Intel MIC X100 DMA Driver"
321 depends on 64BIT && X86 && INTEL_MIC_BUS
324 This enables DMA support for the Intel Many Integrated Core
325 (MIC) family of PCIe form factor coprocessor X100 devices that
326 run a 64 bit Linux OS. This driver will be used by both MIC
327 host and card drivers.
329 If you are building host kernel with a MIC device or a card
330 kernel for a MIC device, then say M (recommended) or Y, else
331 say N. If unsure say N.
333 More information about the Intel MIC family as well as the Linux
334 OS and tools for MIC to use with this driver are available from
335 <http://software.intel.com/en-us/mic-developer>.
338 tristate "Hisilicon K3 DMA support"
339 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
341 select DMA_VIRTUAL_CHANNELS
343 Support the DMA engine for Hisilicon K3 platform
346 config LPC18XX_DMAMUX
347 bool "NXP LPC18xx/43xx DMA MUX for PL080"
348 depends on ARCH_LPC18XX || COMPILE_TEST
349 depends on OF && AMBA_PL08X
352 Enable support for DMA on NXP LPC18xx/43xx platforms
353 with PL080 and multiplexed DMA request lines.
356 tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
357 depends on M5441x || COMPILE_TEST
359 select DMA_VIRTUAL_CHANNELS
361 Support the Freescale ColdFire eDMA engine, 64-channel
362 implementation that performs complex data transfers with
363 minimal intervention from a host processor.
364 This module can be found on Freescale ColdFire mcf5441x SoCs.
366 config MILBEAUT_HDMAC
367 tristate "Milbeaut AHB DMA support"
368 depends on ARCH_MILBEAUT || COMPILE_TEST
371 select DMA_VIRTUAL_CHANNELS
373 Say yes here to support the Socionext Milbeaut
376 config MILBEAUT_XDMAC
377 tristate "Milbeaut AXI DMA support"
378 depends on ARCH_MILBEAUT || COMPILE_TEST
381 select DMA_VIRTUAL_CHANNELS
383 Say yes here to support the Socionext Milbeaut
387 bool "MMP PDMA support"
388 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
391 Support the MMP PDMA engine for PXA and MMP platform.
394 bool "MMP Two-Channel DMA support"
395 depends on ARCH_MMP || COMPILE_TEST
397 select MMP_SRAM if ARCH_MMP
398 select GENERIC_ALLOCATOR
400 Support the MMP Two-Channel DMA engine.
401 This engine used for MMP Audio DMA and pxa910 SQU.
402 It needs sram driver under mach-mmp.
405 tristate "MOXART DMA support"
406 depends on ARCH_MOXART
408 select DMA_VIRTUAL_CHANNELS
410 Enable support for the MOXA ART SoC DMA controller.
412 Say Y here if you enabled MMP ADMA, otherwise say N.
415 tristate "Freescale MPC512x built-in DMA engine support"
416 depends on PPC_MPC512x || PPC_MPC831x
419 Enable support for the Freescale MPC512x built-in DMA engine.
422 bool "Marvell XOR engine support"
423 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
425 select DMA_ENGINE_RAID
426 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
428 Enable support for the Marvell XOR engine.
431 bool "Marvell XOR engine version 2 support "
434 select DMA_ENGINE_RAID
435 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
436 select GENERIC_MSI_IRQ_DOMAIN
438 Enable support for the Marvell version 2 XOR engine.
440 This engine provides acceleration for copy, XOR and RAID6
441 operations, and is available on Marvell Armada 7K and 8K
445 bool "MXS DMA support"
446 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
450 Support the MXS DMA engine. This engine including APBH-DMA
451 and APBX-DMA is integrated into some Freescale chips.
454 bool "MX3x Image Processing Unit support"
459 If you plan to use the Image Processing unit in the i.MX3x, say
460 Y here. If unsure, select Y.
463 int "Number of dynamically mapped interrupts for IPU"
468 Out of 137 interrupt sources on i.MX31 IPU only very few are used.
469 To avoid bloating the irq_desc[] array we allocate a sufficient
470 number of IRQ slots and map them dynamically to specific sources.
473 tristate "Renesas Type-AXI NBPF DMA support"
475 depends on ARM || COMPILE_TEST
477 Support for "Type-AXI" NBPF DMA IPs from Renesas
480 tristate "Actions Semi Owl SoCs DMA support"
481 depends on ARCH_ACTIONS
483 select DMA_VIRTUAL_CHANNELS
485 Enable support for the Actions Semi Owl SoCs DMA controller.
488 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
489 depends on PCI && (X86_32 || COMPILE_TEST)
492 Enable support for Intel EG20T PCH DMA engine.
494 This driver also can be used for LAPIS Semiconductor IOH(Input/
495 Output Hub), ML7213, ML7223 and ML7831.
496 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
497 for MP(Media Phone) use and ML7831 IOH is for general purpose use.
498 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
499 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
502 tristate "DMA API Driver for PL330"
506 Select if your platform has one or more PL330 DMACs.
507 You need to provide platform specific settings via
508 platform_data for a dma-pl330 device.
511 bool "PXA DMA support"
512 depends on (ARCH_MMP || ARCH_PXA)
514 select DMA_VIRTUAL_CHANNELS
516 Support the DMA engine for PXA. It is also compatible with MMP PDMA
517 platform. The internal DMA IP of all PXA variants is supported, with
518 16 to 32 channels for peripheral to memory or memory to memory
522 tristate "PLX ExpressLane PEX Switch DMA Engine Support"
526 Some PLX ExpressLane PCI Switches support additional DMA engines.
527 These are exposed via extra functions on the switch's
528 upstream port. Each function exposes one DMA channel.
531 tristate "CSR SiRFprimaII/SiRFmarco DMA support"
535 Enable support for the CSR SiRFprimaII DMA engine.
538 bool "ST-Ericsson DMA40 support"
539 depends on ARCH_U8500
542 Support for ST-Ericsson DMA40 controller
545 tristate "ST FDMA dmaengine support"
547 depends on REMOTEPROC
548 select ST_SLIM_REMOTEPROC
550 select DMA_VIRTUAL_CHANNELS
552 Enable support for ST FDMA controller.
553 It supports 16 independent DMA channels, accepts up to 32 DMA requests
555 Say Y here if you have such a chipset.
559 bool "STMicroelectronics STM32 DMA support"
560 depends on ARCH_STM32 || COMPILE_TEST
562 select DMA_VIRTUAL_CHANNELS
564 Enable support for the on-chip DMA controller on STMicroelectronics
566 If you have a board based on such a MCU and wish to use DMA say Y
570 bool "STMicroelectronics STM32 dma multiplexer support"
571 depends on STM32_DMA || COMPILE_TEST
573 Enable support for the on-chip DMA multiplexer on STMicroelectronics
575 If you have a board based on such a MCU and wish to use DMAMUX say Y
579 bool "STMicroelectronics STM32 master dma support"
580 depends on ARCH_STM32 || COMPILE_TEST
583 select DMA_VIRTUAL_CHANNELS
585 Enable support for the on-chip MDMA controller on STMicroelectronics
587 If you have a board based on STM32 SoC and wish to use the master DMA
591 tristate "Spreadtrum DMA support"
592 depends on ARCH_SPRD || COMPILE_TEST
594 select DMA_VIRTUAL_CHANNELS
596 Enable support for the on-chip DMA controller on Spreadtrum platform.
599 bool "Samsung S3C24XX DMA support"
600 depends on ARCH_S3C24XX || COMPILE_TEST
602 select DMA_VIRTUAL_CHANNELS
604 Support for the Samsung S3C24XX DMA controller driver. The
605 DMA controller is having multiple DMA channels which can be
606 configured for different peripherals like audio, UART, SPI.
607 The DMA controller can transfer data from memory to peripheral,
608 periphal to memory, periphal to periphal and memory to memory.
611 tristate "Toshiba TXx9 SoC DMA support"
612 depends on MACH_TX49XX || MACH_TX39XX
615 Support the TXx9 SoC internal DMA controller. This can be
616 integrated in chips such as the Toshiba TX4927/38/39.
618 config TEGRA20_APB_DMA
619 bool "NVIDIA Tegra20 APB DMA support"
620 depends on ARCH_TEGRA
623 Support for the NVIDIA Tegra20 APB DMA controller driver. The
624 DMA controller is having multiple DMA channel which can be
625 configured for different peripherals like audio, UART, SPI,
626 I2C etc which is in APB bus.
627 This DMA controller transfers data from memory to peripheral fifo
628 or vice versa. It does not support memory to memory data transfer.
631 tristate "NVIDIA Tegra210 ADMA support"
632 depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST)
634 select DMA_VIRTUAL_CHANNELS
636 Support for the NVIDIA Tegra210 ADMA controller driver. The
637 DMA controller has multiple DMA channels and is used to service
638 various audio clients in the Tegra210 audio processing engine
639 (APE). This DMA controller transfers data from memory to
640 peripheral and vice versa. It does not support memory to
641 memory data transfer.
644 tristate "Timberdale FPGA DMA support"
645 depends on MFD_TIMBERDALE || COMPILE_TEST
648 Enable support for the Timberdale FPGA DMA engine.
650 config UNIPHIER_MDMAC
651 tristate "UniPhier MIO DMAC"
652 depends on ARCH_UNIPHIER || COMPILE_TEST
655 select DMA_VIRTUAL_CHANNELS
657 Enable support for the MIO DMAC (Media I/O DMA controller) on the
658 UniPhier platform. This DMA controller is used as the external
659 DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
662 tristate "APM X-Gene DMA support"
663 depends on ARCH_XGENE || COMPILE_TEST
665 select DMA_ENGINE_RAID
666 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
668 Enable support for the APM X-Gene SoC DMA engine.
671 tristate "Xilinx AXI DMAS Engine"
672 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
675 Enable support for Xilinx AXI VDMA Soft IP.
677 AXI VDMA engine provides high-bandwidth direct memory access
678 between memory and AXI4-Stream video type target
679 peripherals including peripherals which support AXI4-
680 Stream Video Protocol. It has two stream interfaces/
681 channels, Memory Mapped to Stream (MM2S) and Stream to
682 Memory Mapped (S2MM) for the data transfers.
683 AXI CDMA engine provides high-bandwidth direct memory access
684 between a memory-mapped source address and a memory-mapped
686 AXI DMA engine provides high-bandwidth one dimensional direct
687 memory access between memory and AXI4-Stream target peripherals.
688 AXI MCDMA engine provides high-bandwidth direct memory access
689 between memory and AXI4-Stream target peripherals. It provides
690 the scatter gather interface with multiple channels independent
691 configuration support.
693 config XILINX_ZYNQMP_DMA
694 tristate "Xilinx ZynqMP DMA Engine"
695 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
698 Enable support for Xilinx ZynqMP DMA controller.
701 tristate "ZTE ZX DMA support"
702 depends on ARCH_ZX || COMPILE_TEST
704 select DMA_VIRTUAL_CHANNELS
706 Support the DMA engine for ZTE ZX family platform devices.
710 source "drivers/dma/bestcomm/Kconfig"
712 source "drivers/dma/mediatek/Kconfig"
714 source "drivers/dma/qcom/Kconfig"
716 source "drivers/dma/dw/Kconfig"
718 source "drivers/dma/dw-edma/Kconfig"
720 source "drivers/dma/hsu/Kconfig"
722 source "drivers/dma/sf-pdma/Kconfig"
724 source "drivers/dma/sh/Kconfig"
726 source "drivers/dma/ti/Kconfig"
728 source "drivers/dma/fsl-dpaa2-qdma/Kconfig"
731 comment "DMA Clients"
732 depends on DMA_ENGINE
735 bool "Async_tx: Offload support for the async_tx api"
736 depends on DMA_ENGINE
738 This allows the async_tx api to take advantage of offload engines for
739 memcpy, memset, xor, and raid6 p+q operations. If your platform has
740 a dma engine that can perform raid operations and you have enabled
746 tristate "DMA Test client"
747 depends on DMA_ENGINE
748 select DMA_ENGINE_RAID
750 Simple DMA test client. Say N unless you're debugging a
753 config DMA_ENGINE_RAID