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 Devices' 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 select DMA_ENGINE 212 select DMA_VIRTUAL_CHANNELS 213 help 214 Support the Freescale eDMA engine with programmable channel 215 multiplexing capability for DMA request sources(slot). 216 This module can be found on Freescale Vybrid and LS-1 SoCs. 217 218config FSL_QDMA 219 tristate "NXP Layerscape qDMA engine support" 220 depends on ARM || ARM64 221 select DMA_ENGINE 222 select DMA_VIRTUAL_CHANNELS 223 select DMA_ENGINE_RAID 224 select ASYNC_TX_ENABLE_CHANNEL_SWITCH 225 help 226 Support the NXP Layerscape qDMA engine with command queue and legacy mode. 227 Channel virtualization is supported through enqueuing of DMA jobs to, 228 or dequeuing DMA jobs from, different work queues. 229 This module can be found on NXP Layerscape SoCs. 230 The qdma driver only work on SoCs with a DPAA hardware block. 231 232config FSL_RAID 233 tristate "Freescale RAID engine Support" 234 depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH 235 select DMA_ENGINE 236 select DMA_ENGINE_RAID 237 help 238 Enable support for Freescale RAID Engine. RAID Engine is 239 available on some QorIQ SoCs (like P5020/P5040). It has 240 the capability to offload memcpy, xor and pq computation 241 for raid5/6. 242 243config HISI_DMA 244 tristate "HiSilicon DMA Engine support" 245 depends on ARM64 || COMPILE_TEST 246 depends on PCI_MSI 247 select DMA_ENGINE 248 select DMA_VIRTUAL_CHANNELS 249 help 250 Support HiSilicon Kunpeng DMA engine. 251 252config IMG_MDC_DMA 253 tristate "IMG MDC support" 254 depends on MIPS || COMPILE_TEST 255 depends on MFD_SYSCON 256 select DMA_ENGINE 257 select DMA_VIRTUAL_CHANNELS 258 help 259 Enable support for the IMG multi-threaded DMA controller (MDC). 260 261config IMX_DMA 262 tristate "i.MX DMA support" 263 depends on ARCH_MXC 264 select DMA_ENGINE 265 help 266 Support the i.MX DMA engine. This engine is integrated into 267 Freescale i.MX1/21/27 chips. 268 269config IMX_SDMA 270 tristate "i.MX SDMA support" 271 depends on ARCH_MXC 272 select DMA_ENGINE 273 select DMA_VIRTUAL_CHANNELS 274 help 275 Support the i.MX SDMA engine. This engine is integrated into 276 Freescale i.MX25/31/35/51/53/6 chips. 277 278config INTEL_IDMA64 279 tristate "Intel integrated DMA 64-bit support" 280 select DMA_ENGINE 281 select DMA_VIRTUAL_CHANNELS 282 help 283 Enable DMA support for Intel Low Power Subsystem such as found on 284 Intel Skylake PCH. 285 286config INTEL_IDXD 287 tristate "Intel Data Accelerators support" 288 depends on PCI && X86_64 && !UML 289 depends on PCI_MSI 290 depends on SBITMAP 291 select DMA_ENGINE 292 help 293 Enable support for the Intel(R) data accelerators present 294 in Intel Xeon CPU. 295 296 Say Y if you have such a platform. 297 298 If unsure, say N. 299 300config INTEL_IOATDMA 301 tristate "Intel I/OAT DMA support" 302 depends on PCI && X86_64 && !UML 303 select DMA_ENGINE 304 select DMA_ENGINE_RAID 305 select DCA 306 help 307 Enable support for the Intel(R) I/OAT DMA engine present 308 in recent Intel Xeon chipsets. 309 310 Say Y here if you have such a chipset. 311 312 If unsure, say N. 313 314config INTEL_IOP_ADMA 315 tristate "Intel IOP32x ADMA support" 316 depends on ARCH_IOP32X || COMPILE_TEST 317 select DMA_ENGINE 318 select ASYNC_TX_ENABLE_CHANNEL_SWITCH 319 help 320 Enable support for the Intel(R) IOP Series RAID engines. 321 322config K3_DMA 323 tristate "Hisilicon K3 DMA support" 324 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST 325 select DMA_ENGINE 326 select DMA_VIRTUAL_CHANNELS 327 help 328 Support the DMA engine for Hisilicon K3 platform 329 devices. 330 331config LPC18XX_DMAMUX 332 bool "NXP LPC18xx/43xx DMA MUX for PL080" 333 depends on ARCH_LPC18XX || COMPILE_TEST 334 depends on OF && AMBA_PL08X 335 select MFD_SYSCON 336 help 337 Enable support for DMA on NXP LPC18xx/43xx platforms 338 with PL080 and multiplexed DMA request lines. 339 340config MCF_EDMA 341 tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs" 342 depends on M5441x || COMPILE_TEST 343 select DMA_ENGINE 344 select DMA_VIRTUAL_CHANNELS 345 help 346 Support the Freescale ColdFire eDMA engine, 64-channel 347 implementation that performs complex data transfers with 348 minimal intervention from a host processor. 349 This module can be found on Freescale ColdFire mcf5441x SoCs. 350 351config MILBEAUT_HDMAC 352 tristate "Milbeaut AHB DMA support" 353 depends on ARCH_MILBEAUT || COMPILE_TEST 354 depends on OF 355 select DMA_ENGINE 356 select DMA_VIRTUAL_CHANNELS 357 help 358 Say yes here to support the Socionext Milbeaut 359 HDMAC device. 360 361config MILBEAUT_XDMAC 362 tristate "Milbeaut AXI DMA support" 363 depends on ARCH_MILBEAUT || COMPILE_TEST 364 depends on OF 365 select DMA_ENGINE 366 select DMA_VIRTUAL_CHANNELS 367 help 368 Say yes here to support the Socionext Milbeaut 369 XDMAC device. 370 371config MMP_PDMA 372 bool "MMP PDMA support" 373 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST 374 select DMA_ENGINE 375 help 376 Support the MMP PDMA engine for PXA and MMP platform. 377 378config MMP_TDMA 379 bool "MMP Two-Channel DMA support" 380 depends on ARCH_MMP || COMPILE_TEST 381 select DMA_ENGINE 382 select GENERIC_ALLOCATOR 383 help 384 Support the MMP Two-Channel DMA engine. 385 This engine used for MMP Audio DMA and pxa910 SQU. 386 387config MOXART_DMA 388 tristate "MOXART DMA support" 389 depends on ARCH_MOXART 390 select DMA_ENGINE 391 select DMA_VIRTUAL_CHANNELS 392 help 393 Enable support for the MOXA ART SoC DMA controller. 394 395 Say Y here if you enabled MMP ADMA, otherwise say N. 396 397config MPC512X_DMA 398 tristate "Freescale MPC512x built-in DMA engine support" 399 depends on PPC_MPC512x || PPC_MPC831x 400 select DMA_ENGINE 401 help 402 Enable support for the Freescale MPC512x built-in DMA engine. 403 404config MV_XOR 405 bool "Marvell XOR engine support" 406 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST 407 select DMA_ENGINE 408 select DMA_ENGINE_RAID 409 select ASYNC_TX_ENABLE_CHANNEL_SWITCH 410 help 411 Enable support for the Marvell XOR engine. 412 413config MV_XOR_V2 414 bool "Marvell XOR engine version 2 support " 415 depends on ARM64 416 select DMA_ENGINE 417 select DMA_ENGINE_RAID 418 select ASYNC_TX_ENABLE_CHANNEL_SWITCH 419 select GENERIC_MSI_IRQ_DOMAIN 420 help 421 Enable support for the Marvell version 2 XOR engine. 422 423 This engine provides acceleration for copy, XOR and RAID6 424 operations, and is available on Marvell Armada 7K and 8K 425 platforms. 426 427config MXS_DMA 428 bool "MXS DMA support" 429 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST 430 select STMP_DEVICE 431 select DMA_ENGINE 432 help 433 Support the MXS DMA engine. This engine including APBH-DMA 434 and APBX-DMA is integrated into some Freescale chips. 435 436config MX3_IPU 437 bool "MX3x Image Processing Unit support" 438 depends on ARCH_MXC 439 select DMA_ENGINE 440 default y 441 help 442 If you plan to use the Image Processing unit in the i.MX3x, say 443 Y here. If unsure, select Y. 444 445config MX3_IPU_IRQS 446 int "Number of dynamically mapped interrupts for IPU" 447 depends on MX3_IPU 448 range 2 137 449 default 4 450 help 451 Out of 137 interrupt sources on i.MX31 IPU only very few are used. 452 To avoid bloating the irq_desc[] array we allocate a sufficient 453 number of IRQ slots and map them dynamically to specific sources. 454 455config NBPFAXI_DMA 456 tristate "Renesas Type-AXI NBPF DMA support" 457 select DMA_ENGINE 458 depends on ARM || COMPILE_TEST 459 help 460 Support for "Type-AXI" NBPF DMA IPs from Renesas 461 462config OWL_DMA 463 tristate "Actions Semi Owl SoCs DMA support" 464 depends on ARCH_ACTIONS 465 select DMA_ENGINE 466 select DMA_VIRTUAL_CHANNELS 467 help 468 Enable support for the Actions Semi Owl SoCs DMA controller. 469 470config PCH_DMA 471 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA" 472 depends on PCI && (X86_32 || COMPILE_TEST) 473 select DMA_ENGINE 474 help 475 Enable support for Intel EG20T PCH DMA engine. 476 477 This driver also can be used for LAPIS Semiconductor IOH(Input/ 478 Output Hub), ML7213, ML7223 and ML7831. 479 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is 480 for MP(Media Phone) use and ML7831 IOH is for general purpose use. 481 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. 482 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. 483 484config PL330_DMA 485 tristate "DMA API Driver for PL330" 486 select DMA_ENGINE 487 depends on ARM_AMBA 488 help 489 Select if your platform has one or more PL330 DMACs. 490 You need to provide platform specific settings via 491 platform_data for a dma-pl330 device. 492 493config PXA_DMA 494 bool "PXA DMA support" 495 depends on (ARCH_MMP || ARCH_PXA) 496 select DMA_ENGINE 497 select DMA_VIRTUAL_CHANNELS 498 help 499 Support the DMA engine for PXA. It is also compatible with MMP PDMA 500 platform. The internal DMA IP of all PXA variants is supported, with 501 16 to 32 channels for peripheral to memory or memory to memory 502 transfers. 503 504config PLX_DMA 505 tristate "PLX ExpressLane PEX Switch DMA Engine Support" 506 depends on PCI 507 select DMA_ENGINE 508 help 509 Some PLX ExpressLane PCI Switches support additional DMA engines. 510 These are exposed via extra functions on the switch's 511 upstream port. Each function exposes one DMA channel. 512 513config SIRF_DMA 514 tristate "CSR SiRFprimaII/SiRFmarco DMA support" 515 depends on ARCH_SIRF 516 select DMA_ENGINE 517 help 518 Enable support for the CSR SiRFprimaII DMA engine. 519 520config STE_DMA40 521 bool "ST-Ericsson DMA40 support" 522 depends on ARCH_U8500 523 select DMA_ENGINE 524 help 525 Support for ST-Ericsson DMA40 controller 526 527config ST_FDMA 528 tristate "ST FDMA dmaengine support" 529 depends on ARCH_STI 530 depends on REMOTEPROC 531 select ST_SLIM_REMOTEPROC 532 select DMA_ENGINE 533 select DMA_VIRTUAL_CHANNELS 534 help 535 Enable support for ST FDMA controller. 536 It supports 16 independent DMA channels, accepts up to 32 DMA requests 537 538 Say Y here if you have such a chipset. 539 If unsure, say N. 540 541config STM32_DMA 542 bool "STMicroelectronics STM32 DMA support" 543 depends on ARCH_STM32 || COMPILE_TEST 544 select DMA_ENGINE 545 select DMA_VIRTUAL_CHANNELS 546 help 547 Enable support for the on-chip DMA controller on STMicroelectronics 548 STM32 MCUs. 549 If you have a board based on such a MCU and wish to use DMA say Y 550 here. 551 552config STM32_DMAMUX 553 bool "STMicroelectronics STM32 dma multiplexer support" 554 depends on STM32_DMA || COMPILE_TEST 555 help 556 Enable support for the on-chip DMA multiplexer on STMicroelectronics 557 STM32 MCUs. 558 If you have a board based on such a MCU and wish to use DMAMUX say Y 559 here. 560 561config STM32_MDMA 562 bool "STMicroelectronics STM32 master dma support" 563 depends on ARCH_STM32 || COMPILE_TEST 564 depends on OF 565 select DMA_ENGINE 566 select DMA_VIRTUAL_CHANNELS 567 help 568 Enable support for the on-chip MDMA controller on STMicroelectronics 569 STM32 platforms. 570 If you have a board based on STM32 SoC and wish to use the master DMA 571 say Y here. 572 573config SPRD_DMA 574 tristate "Spreadtrum DMA support" 575 depends on ARCH_SPRD || COMPILE_TEST 576 select DMA_ENGINE 577 select DMA_VIRTUAL_CHANNELS 578 help 579 Enable support for the on-chip DMA controller on Spreadtrum platform. 580 581config S3C24XX_DMAC 582 bool "Samsung S3C24XX DMA support" 583 depends on ARCH_S3C24XX || COMPILE_TEST 584 select DMA_ENGINE 585 select DMA_VIRTUAL_CHANNELS 586 help 587 Support for the Samsung S3C24XX DMA controller driver. The 588 DMA controller is having multiple DMA channels which can be 589 configured for different peripherals like audio, UART, SPI. 590 The DMA controller can transfer data from memory to peripheral, 591 periphal to memory, periphal to periphal and memory to memory. 592 593config TXX9_DMAC 594 tristate "Toshiba TXx9 SoC DMA support" 595 depends on MACH_TX49XX || MACH_TX39XX 596 select DMA_ENGINE 597 help 598 Support the TXx9 SoC internal DMA controller. This can be 599 integrated in chips such as the Toshiba TX4927/38/39. 600 601config TEGRA20_APB_DMA 602 tristate "NVIDIA Tegra20 APB DMA support" 603 depends on ARCH_TEGRA || COMPILE_TEST 604 select DMA_ENGINE 605 help 606 Support for the NVIDIA Tegra20 APB DMA controller driver. The 607 DMA controller is having multiple DMA channel which can be 608 configured for different peripherals like audio, UART, SPI, 609 I2C etc which is in APB bus. 610 This DMA controller transfers data from memory to peripheral fifo 611 or vice versa. It does not support memory to memory data transfer. 612 613config TEGRA210_ADMA 614 tristate "NVIDIA Tegra210 ADMA support" 615 depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST) 616 select DMA_ENGINE 617 select DMA_VIRTUAL_CHANNELS 618 help 619 Support for the NVIDIA Tegra210 ADMA controller driver. The 620 DMA controller has multiple DMA channels and is used to service 621 various audio clients in the Tegra210 audio processing engine 622 (APE). This DMA controller transfers data from memory to 623 peripheral and vice versa. It does not support memory to 624 memory data transfer. 625 626config TIMB_DMA 627 tristate "Timberdale FPGA DMA support" 628 depends on MFD_TIMBERDALE || COMPILE_TEST 629 select DMA_ENGINE 630 help 631 Enable support for the Timberdale FPGA DMA engine. 632 633config UNIPHIER_MDMAC 634 tristate "UniPhier MIO DMAC" 635 depends on ARCH_UNIPHIER || COMPILE_TEST 636 depends on OF 637 select DMA_ENGINE 638 select DMA_VIRTUAL_CHANNELS 639 help 640 Enable support for the MIO DMAC (Media I/O DMA controller) on the 641 UniPhier platform. This DMA controller is used as the external 642 DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs. 643 644config UNIPHIER_XDMAC 645 tristate "UniPhier XDMAC support" 646 depends on ARCH_UNIPHIER || COMPILE_TEST 647 depends on OF 648 select DMA_ENGINE 649 select DMA_VIRTUAL_CHANNELS 650 help 651 Enable support for the XDMAC (external DMA controller) on the 652 UniPhier platform. This DMA controller can transfer data from 653 memory to memory, memory to peripheral and peripheral to memory. 654 655config XGENE_DMA 656 tristate "APM X-Gene DMA support" 657 depends on ARCH_XGENE || COMPILE_TEST 658 select DMA_ENGINE 659 select DMA_ENGINE_RAID 660 select ASYNC_TX_ENABLE_CHANNEL_SWITCH 661 help 662 Enable support for the APM X-Gene SoC DMA engine. 663 664config XILINX_DMA 665 tristate "Xilinx AXI DMAS Engine" 666 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64) 667 select DMA_ENGINE 668 help 669 Enable support for Xilinx AXI VDMA Soft IP. 670 671 AXI VDMA engine provides high-bandwidth direct memory access 672 between memory and AXI4-Stream video type target 673 peripherals including peripherals which support AXI4- 674 Stream Video Protocol. It has two stream interfaces/ 675 channels, Memory Mapped to Stream (MM2S) and Stream to 676 Memory Mapped (S2MM) for the data transfers. 677 AXI CDMA engine provides high-bandwidth direct memory access 678 between a memory-mapped source address and a memory-mapped 679 destination address. 680 AXI DMA engine provides high-bandwidth one dimensional direct 681 memory access between memory and AXI4-Stream target peripherals. 682 AXI MCDMA engine provides high-bandwidth direct memory access 683 between memory and AXI4-Stream target peripherals. It provides 684 the scatter gather interface with multiple channels independent 685 configuration support. 686 687config XILINX_ZYNQMP_DMA 688 tristate "Xilinx ZynqMP DMA Engine" 689 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64) 690 select DMA_ENGINE 691 help 692 Enable support for Xilinx ZynqMP DMA controller. 693 694config XILINX_ZYNQMP_DPDMA 695 tristate "Xilinx DPDMA Engine" 696 depends on HAS_IOMEM && OF 697 select DMA_ENGINE 698 select DMA_VIRTUAL_CHANNELS 699 help 700 Enable support for Xilinx ZynqMP DisplayPort DMA. Choose this option 701 if you have a Xilinx ZynqMP SoC with a DisplayPort subsystem. The 702 driver provides the dmaengine required by the DisplayPort subsystem 703 display driver. 704 705config ZX_DMA 706 tristate "ZTE ZX DMA support" 707 depends on ARCH_ZX || COMPILE_TEST 708 select DMA_ENGINE 709 select DMA_VIRTUAL_CHANNELS 710 help 711 Support the DMA engine for ZTE ZX family platform devices. 712 713 714# driver files 715source "drivers/dma/bestcomm/Kconfig" 716 717source "drivers/dma/mediatek/Kconfig" 718 719source "drivers/dma/qcom/Kconfig" 720 721source "drivers/dma/dw/Kconfig" 722 723source "drivers/dma/dw-edma/Kconfig" 724 725source "drivers/dma/hsu/Kconfig" 726 727source "drivers/dma/sf-pdma/Kconfig" 728 729source "drivers/dma/sh/Kconfig" 730 731source "drivers/dma/ti/Kconfig" 732 733source "drivers/dma/fsl-dpaa2-qdma/Kconfig" 734 735# clients 736comment "DMA Clients" 737 depends on DMA_ENGINE 738 739config ASYNC_TX_DMA 740 bool "Async_tx: Offload support for the async_tx api" 741 depends on DMA_ENGINE 742 help 743 This allows the async_tx api to take advantage of offload engines for 744 memcpy, memset, xor, and raid6 p+q operations. If your platform has 745 a dma engine that can perform raid operations and you have enabled 746 MD_RAID456 say Y. 747 748 If unsure, say N. 749 750config DMATEST 751 tristate "DMA Test client" 752 depends on DMA_ENGINE 753 select DMA_ENGINE_RAID 754 help 755 Simple DMA test client. Say N unless you're debugging a 756 DMA Device driver. 757 758config DMA_ENGINE_RAID 759 bool 760 761endif 762