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1# SPDX-License-Identifier: GPL-2.0-only
2#
3# DMA engine configuration
4#
5
6menuconfig DMADEVICES
7	bool "DMA Engine support"
8	depends on HAS_DMA
9	help
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.
16
17config DMADEVICES_DEBUG
18        bool "DMA Engine debugging"
19        depends on DMADEVICES != n
20        help
21          This is an option for use by developers; most people should
22          say N here.  This enables DMA engine core and driver debugging.
23
24config DMADEVICES_VDEBUG
25        bool "DMA Engine verbose debugging"
26        depends on DMADEVICES_DEBUG != n
27        help
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.
31
32
33if DMADEVICES
34
35comment "DMA Devices"
36
37#core
38config ASYNC_TX_ENABLE_CHANNEL_SWITCH
39	bool
40
41config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
42	bool
43
44config DMA_ENGINE
45	bool
46
47config DMA_VIRTUAL_CHANNELS
48	tristate
49
50config DMA_ACPI
51	def_bool y
52	depends on ACPI
53
54config DMA_OF
55	def_bool y
56	depends on OF
57	select DMA_ENGINE
58
59#devices
60config ALTERA_MSGDMA
61	tristate "Altera / Intel mSGDMA Engine"
62	depends on HAS_IOMEM
63	select DMA_ENGINE
64	help
65	  Enable support for Altera / Intel mSGDMA controller.
66
67config AMBA_PL08X
68	bool "ARM PrimeCell PL080 or PL081 support"
69	depends on ARM_AMBA
70	select DMA_ENGINE
71	select DMA_VIRTUAL_CHANNELS
72	help
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.
77
78config AMCC_PPC440SPE_ADMA
79	tristate "AMCC PPC440SPe ADMA support"
80	depends on 440SPe || 440SP
81	select DMA_ENGINE
82	select DMA_ENGINE_RAID
83	select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
84	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
85	help
86	  Enable support for the AMCC PPC440SPe RAID engines.
87
88config AT_HDMAC
89	tristate "Atmel AHB DMA support"
90	depends on ARCH_AT91
91	select DMA_ENGINE
92	help
93	  Support the Atmel AHB DMA controller.
94
95config AT_XDMAC
96	tristate "Atmel XDMA support"
97	depends on ARCH_AT91
98	select DMA_ENGINE
99	help
100	  Support the Atmel XDMA controller.
101
102config AXI_DMAC
103	tristate "Analog Devices AXI-DMAC DMA support"
104	depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_SOCFPGA || COMPILE_TEST
105	select DMA_ENGINE
106	select DMA_VIRTUAL_CHANNELS
107	select REGMAP_MMIO
108	help
109	  Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
110	  controller is often used in Analog Device's reference designs for FPGA
111	  platforms.
112
113config BCM_SBA_RAID
114	tristate "Broadcom SBA RAID engine support"
115	depends on ARM64 || COMPILE_TEST
116	depends on MAILBOX && RAID6_PQ
117	select DMA_ENGINE
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
122	help
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
126	  for raid5/6.
127
128config COH901318
129	bool "ST-Ericsson COH901318 DMA support"
130	select DMA_ENGINE
131	depends on ARCH_U300 || COMPILE_TEST
132	help
133	  Enable support for ST-Ericsson COH 901 318 DMA.
134
135config DMA_BCM2835
136	tristate "BCM2835 DMA engine support"
137	depends on ARCH_BCM2835
138	select DMA_ENGINE
139	select DMA_VIRTUAL_CHANNELS
140
141config DMA_JZ4780
142	tristate "JZ4780 DMA support"
143	depends on MIPS || COMPILE_TEST
144	select DMA_ENGINE
145	select DMA_VIRTUAL_CHANNELS
146	help
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.
150
151config DMA_SA11X0
152	tristate "SA-11x0 DMA support"
153	depends on ARCH_SA1100 || COMPILE_TEST
154	select DMA_ENGINE
155	select DMA_VIRTUAL_CHANNELS
156	help
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
159	  devices.
160
161config DMA_SUN4I
162	tristate "Allwinner A10 DMA SoCs support"
163	depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
164	default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
165	select DMA_ENGINE
166	select DMA_VIRTUAL_CHANNELS
167	help
168	  Enable support for the DMA controller present in the sun4i,
169	  sun5i and sun7i Allwinner ARM SoCs.
170
171config DMA_SUN6I
172	tristate "Allwinner A31 SoCs DMA support"
173	depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST
174	depends on RESET_CONTROLLER
175	select DMA_ENGINE
176	select DMA_VIRTUAL_CHANNELS
177	help
178	  Support for the DMA engine first found in Allwinner A31 SoCs.
179
180config DW_AXI_DMAC
181	tristate "Synopsys DesignWare AXI DMA support"
182	depends on OF || COMPILE_TEST
183	select DMA_ENGINE
184	select DMA_VIRTUAL_CHANNELS
185	help
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.
189
190config EP93XX_DMA
191	bool "Cirrus Logic EP93xx DMA support"
192	depends on ARCH_EP93XX || COMPILE_TEST
193	select DMA_ENGINE
194	help
195	  Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
196
197config FSL_DMA
198	tristate "Freescale Elo series DMA support"
199	depends on FSL_SOC
200	select DMA_ENGINE
201	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
202	---help---
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.
207
208config FSL_EDMA
209	tristate "Freescale eDMA engine support"
210	depends on OF
211	depends on HAS_IOMEM
212	select DMA_ENGINE
213	select DMA_VIRTUAL_CHANNELS
214	help
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.
218
219config FSL_QDMA
220       tristate "NXP Layerscape qDMA engine support"
221       depends on ARM || ARM64
222       select DMA_ENGINE
223       select DMA_VIRTUAL_CHANNELS
224       select DMA_ENGINE_RAID
225       select ASYNC_TX_ENABLE_CHANNEL_SWITCH
226       help
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.
232
233config FSL_RAID
234        tristate "Freescale RAID engine Support"
235        depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
236        select DMA_ENGINE
237        select DMA_ENGINE_RAID
238        ---help---
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
242	  for raid5/6.
243
244config IMG_MDC_DMA
245	tristate "IMG MDC support"
246	depends on MIPS || COMPILE_TEST
247	depends on MFD_SYSCON
248	select DMA_ENGINE
249	select DMA_VIRTUAL_CHANNELS
250	help
251	  Enable support for the IMG multi-threaded DMA controller (MDC).
252
253config IMX_DMA
254	tristate "i.MX DMA support"
255	depends on ARCH_MXC
256	select DMA_ENGINE
257	help
258	  Support the i.MX DMA engine. This engine is integrated into
259	  Freescale i.MX1/21/27 chips.
260
261config IMX_SDMA
262	tristate "i.MX SDMA support"
263	depends on ARCH_MXC
264	select DMA_ENGINE
265	select DMA_VIRTUAL_CHANNELS
266	help
267	  Support the i.MX SDMA engine. This engine is integrated into
268	  Freescale i.MX25/31/35/51/53/6 chips.
269
270config INTEL_IDMA64
271	tristate "Intel integrated DMA 64-bit support"
272	depends on HAS_IOMEM
273	select DMA_ENGINE
274	select DMA_VIRTUAL_CHANNELS
275	help
276	  Enable DMA support for Intel Low Power Subsystem such as found on
277	  Intel Skylake PCH.
278
279config INTEL_IOATDMA
280	tristate "Intel I/OAT DMA support"
281	depends on PCI && X86_64 && !UML
282	select DMA_ENGINE
283	select DMA_ENGINE_RAID
284	select DCA
285	help
286	  Enable support for the Intel(R) I/OAT DMA engine present
287	  in recent Intel Xeon chipsets.
288
289	  Say Y here if you have such a chipset.
290
291	  If unsure, say N.
292
293config INTEL_IOP_ADMA
294	tristate "Intel IOP32x ADMA support"
295	depends on ARCH_IOP32X || COMPILE_TEST
296	select DMA_ENGINE
297	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
298	help
299	  Enable support for the Intel(R) IOP Series RAID engines.
300
301config INTEL_MIC_X100_DMA
302	tristate "Intel MIC X100 DMA Driver"
303	depends on 64BIT && X86 && INTEL_MIC_BUS
304	select DMA_ENGINE
305	help
306	  This enables DMA support for the Intel Many Integrated Core
307	  (MIC) family of PCIe form factor coprocessor X100 devices that
308	  run a 64 bit Linux OS. This driver will be used by both MIC
309	  host and card drivers.
310
311	  If you are building host kernel with a MIC device or a card
312	  kernel for a MIC device, then say M (recommended) or Y, else
313	  say N. If unsure say N.
314
315	  More information about the Intel MIC family as well as the Linux
316	  OS and tools for MIC to use with this driver are available from
317	  <http://software.intel.com/en-us/mic-developer>.
318
319config K3_DMA
320	tristate "Hisilicon K3 DMA support"
321	depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
322	select DMA_ENGINE
323	select DMA_VIRTUAL_CHANNELS
324	help
325	  Support the DMA engine for Hisilicon K3 platform
326	  devices.
327
328config LPC18XX_DMAMUX
329	bool "NXP LPC18xx/43xx DMA MUX for PL080"
330	depends on ARCH_LPC18XX || COMPILE_TEST
331	depends on OF && AMBA_PL08X
332	select MFD_SYSCON
333	help
334	  Enable support for DMA on NXP LPC18xx/43xx platforms
335	  with PL080 and multiplexed DMA request lines.
336
337config MCF_EDMA
338	tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
339	depends on M5441x || COMPILE_TEST
340	select DMA_ENGINE
341	select DMA_VIRTUAL_CHANNELS
342	help
343	  Support the Freescale ColdFire eDMA engine, 64-channel
344	  implementation that performs complex data transfers with
345	  minimal intervention from a host processor.
346	  This module can be found on Freescale ColdFire mcf5441x SoCs.
347
348config MMP_PDMA
349	bool "MMP PDMA support"
350	depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
351	select DMA_ENGINE
352	help
353	  Support the MMP PDMA engine for PXA and MMP platform.
354
355config MMP_TDMA
356	bool "MMP Two-Channel DMA support"
357	depends on ARCH_MMP || COMPILE_TEST
358	select DMA_ENGINE
359	select MMP_SRAM if ARCH_MMP
360	select GENERIC_ALLOCATOR
361	help
362	  Support the MMP Two-Channel DMA engine.
363	  This engine used for MMP Audio DMA and pxa910 SQU.
364	  It needs sram driver under mach-mmp.
365
366config MOXART_DMA
367	tristate "MOXART DMA support"
368	depends on ARCH_MOXART
369	select DMA_ENGINE
370	select DMA_VIRTUAL_CHANNELS
371	help
372	  Enable support for the MOXA ART SoC DMA controller.
373
374	  Say Y here if you enabled MMP ADMA, otherwise say N.
375
376config MPC512X_DMA
377	tristate "Freescale MPC512x built-in DMA engine support"
378	depends on PPC_MPC512x || PPC_MPC831x
379	select DMA_ENGINE
380	---help---
381	  Enable support for the Freescale MPC512x built-in DMA engine.
382
383config MV_XOR
384	bool "Marvell XOR engine support"
385	depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
386	select DMA_ENGINE
387	select DMA_ENGINE_RAID
388	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
389	---help---
390	  Enable support for the Marvell XOR engine.
391
392config MV_XOR_V2
393	bool "Marvell XOR engine version 2 support "
394	depends on ARM64
395	select DMA_ENGINE
396	select DMA_ENGINE_RAID
397	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
398	select GENERIC_MSI_IRQ_DOMAIN
399	---help---
400	  Enable support for the Marvell version 2 XOR engine.
401
402	  This engine provides acceleration for copy, XOR and RAID6
403	  operations, and is available on Marvell Armada 7K and 8K
404	  platforms.
405
406config MXS_DMA
407	bool "MXS DMA support"
408	depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
409	select STMP_DEVICE
410	select DMA_ENGINE
411	help
412	  Support the MXS DMA engine. This engine including APBH-DMA
413	  and APBX-DMA is integrated into some Freescale chips.
414
415config MX3_IPU
416	bool "MX3x Image Processing Unit support"
417	depends on ARCH_MXC
418	select DMA_ENGINE
419	default y
420	help
421	  If you plan to use the Image Processing unit in the i.MX3x, say
422	  Y here. If unsure, select Y.
423
424config MX3_IPU_IRQS
425	int "Number of dynamically mapped interrupts for IPU"
426	depends on MX3_IPU
427	range 2 137
428	default 4
429	help
430	  Out of 137 interrupt sources on i.MX31 IPU only very few are used.
431	  To avoid bloating the irq_desc[] array we allocate a sufficient
432	  number of IRQ slots and map them dynamically to specific sources.
433
434config NBPFAXI_DMA
435	tristate "Renesas Type-AXI NBPF DMA support"
436	select DMA_ENGINE
437	depends on ARM || COMPILE_TEST
438	help
439	  Support for "Type-AXI" NBPF DMA IPs from Renesas
440
441config OWL_DMA
442	tristate "Actions Semi Owl SoCs DMA support"
443	depends on ARCH_ACTIONS
444	select DMA_ENGINE
445	select DMA_VIRTUAL_CHANNELS
446	help
447	  Enable support for the Actions Semi Owl SoCs DMA controller.
448
449config PCH_DMA
450	tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
451	depends on PCI && (X86_32 || COMPILE_TEST)
452	select DMA_ENGINE
453	help
454	  Enable support for Intel EG20T PCH DMA engine.
455
456	  This driver also can be used for LAPIS Semiconductor IOH(Input/
457	  Output Hub), ML7213, ML7223 and ML7831.
458	  ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
459	  for MP(Media Phone) use and ML7831 IOH is for general purpose use.
460	  ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
461	  ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
462
463config PL330_DMA
464	tristate "DMA API Driver for PL330"
465	select DMA_ENGINE
466	depends on ARM_AMBA
467	help
468	  Select if your platform has one or more PL330 DMACs.
469	  You need to provide platform specific settings via
470	  platform_data for a dma-pl330 device.
471
472config PXA_DMA
473	bool "PXA DMA support"
474	depends on (ARCH_MMP || ARCH_PXA)
475	select DMA_ENGINE
476	select DMA_VIRTUAL_CHANNELS
477	help
478	  Support the DMA engine for PXA. It is also compatible with MMP PDMA
479	  platform. The internal DMA IP of all PXA variants is supported, with
480	  16 to 32 channels for peripheral to memory or memory to memory
481	  transfers.
482
483config SIRF_DMA
484	tristate "CSR SiRFprimaII/SiRFmarco DMA support"
485	depends on ARCH_SIRF
486	select DMA_ENGINE
487	help
488	  Enable support for the CSR SiRFprimaII DMA engine.
489
490config STE_DMA40
491	bool "ST-Ericsson DMA40 support"
492	depends on ARCH_U8500
493	select DMA_ENGINE
494	help
495	  Support for ST-Ericsson DMA40 controller
496
497config ST_FDMA
498	tristate "ST FDMA dmaengine support"
499	depends on ARCH_STI
500	depends on REMOTEPROC
501	select ST_SLIM_REMOTEPROC
502	select DMA_ENGINE
503	select DMA_VIRTUAL_CHANNELS
504	help
505	  Enable support for ST FDMA controller.
506	  It supports 16 independent DMA channels, accepts up to 32 DMA requests
507
508	  Say Y here if you have such a chipset.
509	  If unsure, say N.
510
511config STM32_DMA
512	bool "STMicroelectronics STM32 DMA support"
513	depends on ARCH_STM32 || COMPILE_TEST
514	select DMA_ENGINE
515	select DMA_VIRTUAL_CHANNELS
516	help
517	  Enable support for the on-chip DMA controller on STMicroelectronics
518	  STM32 MCUs.
519	  If you have a board based on such a MCU and wish to use DMA say Y
520	  here.
521
522config STM32_DMAMUX
523	bool "STMicroelectronics STM32 dma multiplexer support"
524	depends on STM32_DMA || COMPILE_TEST
525	help
526	  Enable support for the on-chip DMA multiplexer on STMicroelectronics
527	  STM32 MCUs.
528	  If you have a board based on such a MCU and wish to use DMAMUX say Y
529	  here.
530
531config STM32_MDMA
532	bool "STMicroelectronics STM32 master dma support"
533	depends on ARCH_STM32 || COMPILE_TEST
534	depends on OF
535	select DMA_ENGINE
536	select DMA_VIRTUAL_CHANNELS
537	help
538	  Enable support for the on-chip MDMA controller on STMicroelectronics
539	  STM32 platforms.
540	  If you have a board based on STM32 SoC and wish to use the master DMA
541	  say Y here.
542
543config SPRD_DMA
544	tristate "Spreadtrum DMA support"
545	depends on ARCH_SPRD || COMPILE_TEST
546	select DMA_ENGINE
547	select DMA_VIRTUAL_CHANNELS
548	help
549	  Enable support for the on-chip DMA controller on Spreadtrum platform.
550
551config S3C24XX_DMAC
552	bool "Samsung S3C24XX DMA support"
553	depends on ARCH_S3C24XX || COMPILE_TEST
554	select DMA_ENGINE
555	select DMA_VIRTUAL_CHANNELS
556	help
557	  Support for the Samsung S3C24XX DMA controller driver. The
558	  DMA controller is having multiple DMA channels which can be
559	  configured for different peripherals like audio, UART, SPI.
560	  The DMA controller can transfer data from memory to peripheral,
561	  periphal to memory, periphal to periphal and memory to memory.
562
563config TXX9_DMAC
564	tristate "Toshiba TXx9 SoC DMA support"
565	depends on MACH_TX49XX || MACH_TX39XX
566	select DMA_ENGINE
567	help
568	  Support the TXx9 SoC internal DMA controller.  This can be
569	  integrated in chips such as the Toshiba TX4927/38/39.
570
571config TEGRA20_APB_DMA
572	bool "NVIDIA Tegra20 APB DMA support"
573	depends on ARCH_TEGRA
574	select DMA_ENGINE
575	help
576	  Support for the NVIDIA Tegra20 APB DMA controller driver. The
577	  DMA controller is having multiple DMA channel which can be
578	  configured for different peripherals like audio, UART, SPI,
579	  I2C etc which is in APB bus.
580	  This DMA controller transfers data from memory to peripheral fifo
581	  or vice versa. It does not support memory to memory data transfer.
582
583config TEGRA210_ADMA
584	tristate "NVIDIA Tegra210 ADMA support"
585	depends on (ARCH_TEGRA || COMPILE_TEST)
586	select DMA_ENGINE
587	select DMA_VIRTUAL_CHANNELS
588	help
589	  Support for the NVIDIA Tegra210/Tegra186/Tegra194/Tegra234 ADMA
590	  controller driver. The DMA controller has multiple DMA channels
591	  and is used to service various audio clients in the Tegra210
592	  audio processing engine (APE). This DMA controller transfers
593	  data from memory to peripheral and vice versa. It does not
594	  support memory to memory data transfer.
595
596config TIMB_DMA
597	tristate "Timberdale FPGA DMA support"
598	depends on MFD_TIMBERDALE || COMPILE_TEST
599	select DMA_ENGINE
600	help
601	  Enable support for the Timberdale FPGA DMA engine.
602
603config UNIPHIER_MDMAC
604	tristate "UniPhier MIO DMAC"
605	depends on ARCH_UNIPHIER || COMPILE_TEST
606	depends on OF
607	select DMA_ENGINE
608	select DMA_VIRTUAL_CHANNELS
609	help
610	  Enable support for the MIO DMAC (Media I/O DMA controller) on the
611	  UniPhier platform.  This DMA controller is used as the external
612	  DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
613
614config XGENE_DMA
615	tristate "APM X-Gene DMA support"
616	depends on ARCH_XGENE || COMPILE_TEST
617	select DMA_ENGINE
618	select DMA_ENGINE_RAID
619	select ASYNC_TX_ENABLE_CHANNEL_SWITCH
620	help
621	  Enable support for the APM X-Gene SoC DMA engine.
622
623config XILINX_DMA
624	tristate "Xilinx AXI DMAS Engine"
625	depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
626	select DMA_ENGINE
627	help
628	  Enable support for Xilinx AXI VDMA Soft IP.
629
630	  AXI VDMA engine provides high-bandwidth direct memory access
631	  between memory and AXI4-Stream video type target
632	  peripherals including peripherals which support AXI4-
633	  Stream Video Protocol.  It has two stream interfaces/
634	  channels, Memory Mapped to Stream (MM2S) and Stream to
635	  Memory Mapped (S2MM) for the data transfers.
636	  AXI CDMA engine provides high-bandwidth direct memory access
637	  between a memory-mapped source address and a memory-mapped
638	  destination address.
639	  AXI DMA engine provides high-bandwidth one dimensional direct
640	  memory access between memory and AXI4-Stream target peripherals.
641
642config XILINX_ZYNQMP_DMA
643	tristate "Xilinx ZynqMP DMA Engine"
644	depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
645	select DMA_ENGINE
646	help
647	  Enable support for Xilinx ZynqMP DMA controller.
648
649config ZX_DMA
650	tristate "ZTE ZX DMA support"
651	depends on ARCH_ZX || COMPILE_TEST
652	select DMA_ENGINE
653	select DMA_VIRTUAL_CHANNELS
654	help
655	  Support the DMA engine for ZTE ZX family platform devices.
656
657
658# driver files
659source "drivers/dma/bestcomm/Kconfig"
660
661source "drivers/dma/mediatek/Kconfig"
662
663source "drivers/dma/qcom/Kconfig"
664
665source "drivers/dma/dw/Kconfig"
666
667source "drivers/dma/dw-edma/Kconfig"
668
669source "drivers/dma/hsu/Kconfig"
670
671source "drivers/dma/sh/Kconfig"
672
673source "drivers/dma/ti/Kconfig"
674
675# clients
676comment "DMA Clients"
677	depends on DMA_ENGINE
678
679config ASYNC_TX_DMA
680	bool "Async_tx: Offload support for the async_tx api"
681	depends on DMA_ENGINE
682	help
683	  This allows the async_tx api to take advantage of offload engines for
684	  memcpy, memset, xor, and raid6 p+q operations.  If your platform has
685	  a dma engine that can perform raid operations and you have enabled
686	  MD_RAID456 say Y.
687
688	  If unsure, say N.
689
690config DMATEST
691	tristate "DMA Test client"
692	depends on DMA_ENGINE
693	select DMA_ENGINE_RAID
694	help
695	  Simple DMA test client. Say N unless you're debugging a
696	  DMA Device driver.
697
698config DMA_ENGINE_RAID
699	bool
700
701endif
702