drivers/dma/Kconfig

   1 #
   2 # DMA engine configuration
   3 #
   4
   5 menuconfig DMADEVICES
   6         bool "DMA Engine support"
   7         depends on HAS_DMA
   8         help
   9           DMA engines can do asynchronous data transfers without
  10           involving the host CPU.  Currently, this framework can be
  11           used to offload memory copies in the network stack and
  12           RAID operations in the MD driver.  This menu only presents
  13           DMA Device drivers supported by the configured arch, it may
  14           be empty in some cases.
  15
  16 config DMADEVICES_DEBUG
  17         bool "DMA Engine debugging"
  18         depends on DMADEVICES != n
  19         help
  20           This is an option for use by developers; most people should
  21           say N here.  This enables DMA engine core and driver debugging.
  22
  23 config DMADEVICES_VDEBUG
  24         bool "DMA Engine verbose debugging"
  25         depends on DMADEVICES_DEBUG != n
  26         help
  27           This is an option for use by developers; most people should
  28           say N here.  This enables deeper (more verbose) debugging of
  29           the DMA engine core and drivers.
  30
  31
  32 if DMADEVICES
  33
  34 comment "DMA Devices"
  35
  36 #core
  37 config ASYNC_TX_ENABLE_CHANNEL_SWITCH
  38         bool
  39
  40 config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
  41         bool
  42
  43 config DMA_ENGINE
  44         bool
  45
  46 config DMA_VIRTUAL_CHANNELS
  47         tristate
  48
  49 config DMA_ACPI
  50         def_bool y
  51         depends on ACPI
  52
  53 config DMA_OF
  54         def_bool y
  55         depends on OF
  56         select DMA_ENGINE
  57
  58 #devices
  59 config ALTERA_MSGDMA
  60         tristate "Altera / Intel mSGDMA Engine"
  61         select DMA_ENGINE
  62         help
  63           Enable support for Altera / Intel mSGDMA controller.
  64
  65 config AMBA_PL08X
  66         bool "ARM PrimeCell PL080 or PL081 support"
  67         depends on ARM_AMBA
  68         select DMA_ENGINE
  69         select DMA_VIRTUAL_CHANNELS
  70         help
  71           Say yes if your platform has a PL08x DMAC device which can
  72           provide DMA engine support. This includes the original ARM
  73           PL080 and PL081, Samsungs PL080 derivative and Faraday
  74           Technology's FTDMAC020 PL080 derivative.
  75
  76 config AMCC_PPC440SPE_ADMA
  77         tristate "AMCC PPC440SPe ADMA support"
  78         depends on 440SPe || 440SP
  79         select DMA_ENGINE
  80         select DMA_ENGINE_RAID
  81         select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
  82         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
  83         help
  84           Enable support for the AMCC PPC440SPe RAID engines.
  85
  86 config AT_HDMAC
  87         tristate "Atmel AHB DMA support"
  88         depends on ARCH_AT91
  89         select DMA_ENGINE
  90         help
  91           Support the Atmel AHB DMA controller.
  92
  93 config AT_XDMAC
  94         tristate "Atmel XDMA support"
  95         depends on ARCH_AT91
  96         select DMA_ENGINE
  97         help
  98           Support the Atmel XDMA controller.
  99
 100 config AXI_DMAC
 101         tristate "Analog Devices AXI-DMAC DMA support"
 102         depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_SOCFPGA || COMPILE_TEST
 103         select DMA_ENGINE
 104         select DMA_VIRTUAL_CHANNELS
 105         help
 106           Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
 107           controller is often used in Analog Device's reference designs for FPGA
 108           platforms.
 109
 110 config BCM_SBA_RAID
 111         tristate "Broadcom SBA RAID engine support"
 112         depends on ARM64 || COMPILE_TEST
 113         depends on MAILBOX && RAID6_PQ
 114         select DMA_ENGINE
 115         select DMA_ENGINE_RAID
 116         select ASYNC_TX_DISABLE_XOR_VAL_DMA
 117         select ASYNC_TX_DISABLE_PQ_VAL_DMA
 118         default m if ARCH_BCM_IPROC
 119         help
 120           Enable support for Broadcom SBA RAID Engine. The SBA RAID
 121           engine is available on most of the Broadcom iProc SoCs. It
 122           has the capability to offload memcpy, xor and pq computation
 123           for raid5/6.
 124
 125 config COH901318
 126         bool "ST-Ericsson COH901318 DMA support"
 127         select DMA_ENGINE
 128         depends on ARCH_U300 || COMPILE_TEST
 129         help
 130           Enable support for ST-Ericsson COH 901 318 DMA.
 131
 132 config DMA_BCM2835
 133         tristate "BCM2835 DMA engine support"
 134         depends on ARCH_BCM2835
 135         select DMA_ENGINE
 136         select DMA_VIRTUAL_CHANNELS
 137
 138 config DMA_JZ4740
 139         tristate "JZ4740 DMA support"
 140         depends on MACH_JZ4740 || COMPILE_TEST
 141         select DMA_ENGINE
 142         select DMA_VIRTUAL_CHANNELS
 143
 144 config DMA_JZ4780
 145         tristate "JZ4780 DMA support"
 146         depends on MIPS || COMPILE_TEST
 147         select DMA_ENGINE
 148         select DMA_VIRTUAL_CHANNELS
 149         help
 150           This selects support for the DMA controller in Ingenic JZ4780 SoCs.
 151           If you have a board based on such a SoC and wish to use DMA for
 152           devices which can use the DMA controller, say Y or M here.
 153
 154 config DMA_SA11X0
 155         tristate "SA-11x0 DMA support"
 156         depends on ARCH_SA1100 || COMPILE_TEST
 157         select DMA_ENGINE
 158         select DMA_VIRTUAL_CHANNELS
 159         help
 160           Support the DMA engine found on Intel StrongARM SA-1100 and
 161           SA-1110 SoCs.  This DMA engine can only be used with on-chip
 162           devices.
 163
 164 config DMA_SUN4I
 165         tristate "Allwinner A10 DMA SoCs support"
 166         depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
 167         default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
 168         select DMA_ENGINE
 169         select DMA_VIRTUAL_CHANNELS
 170         help
 171           Enable support for the DMA controller present in the sun4i,
 172           sun5i and sun7i Allwinner ARM SoCs.
 173
 174 config DMA_SUN6I
 175         tristate "Allwinner A31 SoCs DMA support"
 176         depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST
 177         depends on RESET_CONTROLLER
 178         select DMA_ENGINE
 179         select DMA_VIRTUAL_CHANNELS
 180         help
 181           Support for the DMA engine first found in Allwinner A31 SoCs.
 182
 183 config DW_AXI_DMAC
 184         tristate "Synopsys DesignWare AXI DMA support"
 185         depends on OF || COMPILE_TEST
 186         select DMA_ENGINE
 187         select DMA_VIRTUAL_CHANNELS
 188         help
 189           Enable support for Synopsys DesignWare AXI DMA controller.
 190           NOTE: This driver wasn't tested on 64 bit platform because
 191           of lack 64 bit platform with Synopsys DW AXI DMAC.
 192
 193 config EP93XX_DMA
 194         bool "Cirrus Logic EP93xx DMA support"
 195         depends on ARCH_EP93XX || COMPILE_TEST
 196         select DMA_ENGINE
 197         help
 198           Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
 199
 200 config FSL_DMA
 201         tristate "Freescale Elo series DMA support"
 202         depends on FSL_SOC
 203         select DMA_ENGINE
 204         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 205         ---help---
 206           Enable support for the Freescale Elo series DMA controllers.
 207           The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
 208           EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
 209           some Txxx and Bxxx parts.
 210
 211 config FSL_EDMA
 212         tristate "Freescale eDMA engine support"
 213         depends on OF
 214         select DMA_ENGINE
 215         select DMA_VIRTUAL_CHANNELS
 216         help
 217           Support the Freescale eDMA engine with programmable channel
 218           multiplexing capability for DMA request sources(slot).
 219           This module can be found on Freescale Vybrid and LS-1 SoCs.
 220
 221 config FSL_QDMA
 222        tristate "NXP Layerscape qDMA engine support"
 223        depends on ARM || ARM64
 224        select DMA_ENGINE
 225        select DMA_VIRTUAL_CHANNELS
 226        select DMA_ENGINE_RAID
 227        select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 228        help
 229          Support the NXP Layerscape qDMA engine with command queue and legacy mode.
 230          Channel virtualization is supported through enqueuing of DMA jobs to,
 231          or dequeuing DMA jobs from, different work queues.
 232          This module can be found on NXP Layerscape SoCs.
 233           The qdma driver only work on  SoCs with a DPAA hardware block.
 234
 235 config FSL_RAID
 236         tristate "Freescale RAID engine Support"
 237         depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
 238         select DMA_ENGINE
 239         select DMA_ENGINE_RAID
 240         ---help---
 241           Enable support for Freescale RAID Engine. RAID Engine is
 242           available on some QorIQ SoCs (like P5020/P5040). It has
 243           the capability to offload memcpy, xor and pq computation
 244           for raid5/6.
 245
 246 config IMG_MDC_DMA
 247         tristate "IMG MDC support"
 248         depends on MIPS || COMPILE_TEST
 249         depends on MFD_SYSCON
 250         select DMA_ENGINE
 251         select DMA_VIRTUAL_CHANNELS
 252         help
 253           Enable support for the IMG multi-threaded DMA controller (MDC).
 254
 255 config IMX_DMA
 256         tristate "i.MX DMA support"
 257         depends on ARCH_MXC
 258         select DMA_ENGINE
 259         help
 260           Support the i.MX DMA engine. This engine is integrated into
 261           Freescale i.MX1/21/27 chips.
 262
 263 config IMX_SDMA
 264         tristate "i.MX SDMA support"
 265         depends on ARCH_MXC
 266         select DMA_ENGINE
 267         select DMA_VIRTUAL_CHANNELS
 268         help
 269           Support the i.MX SDMA engine. This engine is integrated into
 270           Freescale i.MX25/31/35/51/53/6 chips.
 271
 272 config INTEL_IDMA64
 273         tristate "Intel integrated DMA 64-bit support"
 274         select DMA_ENGINE
 275         select DMA_VIRTUAL_CHANNELS
 276         help
 277           Enable DMA support for Intel Low Power Subsystem such as found on
 278           Intel Skylake PCH.
 279
 280 config INTEL_IOATDMA
 281         tristate "Intel I/OAT DMA support"
 282         depends on PCI && X86_64
 283         select DMA_ENGINE
 284         select DMA_ENGINE_RAID
 285         select DCA
 286         help
 287           Enable support for the Intel(R) I/OAT DMA engine present
 288           in recent Intel Xeon chipsets.
 289
 290           Say Y here if you have such a chipset.
 291
 292           If unsure, say N.
 293
 294 config INTEL_IOP_ADMA
 295         tristate "Intel IOP ADMA support"
 296         depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
 297         select DMA_ENGINE
 298         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 299         help
 300           Enable support for the Intel(R) IOP Series RAID engines.
 301
 302 config INTEL_MIC_X100_DMA
 303         tristate "Intel MIC X100 DMA Driver"
 304         depends on 64BIT && X86 && INTEL_MIC_BUS
 305         select DMA_ENGINE
 306         help
 307           This enables DMA support for the Intel Many Integrated Core
 308           (MIC) family of PCIe form factor coprocessor X100 devices that
 309           run a 64 bit Linux OS. This driver will be used by both MIC
 310           host and card drivers.
 311
 312           If you are building host kernel with a MIC device or a card
 313           kernel for a MIC device, then say M (recommended) or Y, else
 314           say N. If unsure say N.
 315
 316           More information about the Intel MIC family as well as the Linux
 317           OS and tools for MIC to use with this driver are available from
 318           <http://software.intel.com/en-us/mic-developer>.
 319
 320 config K3_DMA
 321         tristate "Hisilicon K3 DMA support"
 322         depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
 323         select DMA_ENGINE
 324         select DMA_VIRTUAL_CHANNELS
 325         help
 326           Support the DMA engine for Hisilicon K3 platform
 327           devices.
 328
 329 config LPC18XX_DMAMUX
 330         bool "NXP LPC18xx/43xx DMA MUX for PL080"
 331         depends on ARCH_LPC18XX || COMPILE_TEST
 332         depends on OF && AMBA_PL08X
 333         select MFD_SYSCON
 334         help
 335           Enable support for DMA on NXP LPC18xx/43xx platforms
 336           with PL080 and multiplexed DMA request lines.
 337
 338 config MCF_EDMA
 339         tristate "Freescale eDMA engine support, ColdFire mcf5441x SoCs"
 340         depends on M5441x || COMPILE_TEST
 341         select DMA_ENGINE
 342         select DMA_VIRTUAL_CHANNELS
 343         help
 344           Support the Freescale ColdFire eDMA engine, 64-channel
 345           implementation that performs complex data transfers with
 346           minimal intervention from a host processor.
 347           This module can be found on Freescale ColdFire mcf5441x SoCs.
 348
 349 config MMP_PDMA
 350         bool "MMP PDMA support"
 351         depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
 352         select DMA_ENGINE
 353         help
 354           Support the MMP PDMA engine for PXA and MMP platform.
 355
 356 config MMP_TDMA
 357         bool "MMP Two-Channel DMA support"
 358         depends on ARCH_MMP || COMPILE_TEST
 359         select DMA_ENGINE
 360         select MMP_SRAM if ARCH_MMP
 361         select GENERIC_ALLOCATOR
 362         help
 363           Support the MMP Two-Channel DMA engine.
 364           This engine used for MMP Audio DMA and pxa910 SQU.
 365           It needs sram driver under mach-mmp.
 366
 367 config MOXART_DMA
 368         tristate "MOXART DMA support"
 369         depends on ARCH_MOXART
 370         select DMA_ENGINE
 371         select DMA_VIRTUAL_CHANNELS
 372         help
 373           Enable support for the MOXA ART SoC DMA controller.
 374
 375           Say Y here if you enabled MMP ADMA, otherwise say N.
 376
 377 config MPC512X_DMA
 378         tristate "Freescale MPC512x built-in DMA engine support"
 379         depends on PPC_MPC512x || PPC_MPC831x
 380         select DMA_ENGINE
 381         ---help---
 382           Enable support for the Freescale MPC512x built-in DMA engine.
 383
 384 config MV_XOR
 385         bool "Marvell XOR engine support"
 386         depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
 387         select DMA_ENGINE
 388         select DMA_ENGINE_RAID
 389         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 390         ---help---
 391           Enable support for the Marvell XOR engine.
 392
 393 config MV_XOR_V2
 394         bool "Marvell XOR engine version 2 support "
 395         depends on ARM64
 396         select DMA_ENGINE
 397         select DMA_ENGINE_RAID
 398         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 399         select GENERIC_MSI_IRQ_DOMAIN
 400         ---help---
 401           Enable support for the Marvell version 2 XOR engine.
 402
 403           This engine provides acceleration for copy, XOR and RAID6
 404           operations, and is available on Marvell Armada 7K and 8K
 405           platforms.
 406
 407 config MXS_DMA
 408         bool "MXS DMA support"
 409         depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
 410         select STMP_DEVICE
 411         select DMA_ENGINE
 412         help
 413           Support the MXS DMA engine. This engine including APBH-DMA
 414           and APBX-DMA is integrated into some Freescale chips.
 415
 416 config MX3_IPU
 417         bool "MX3x Image Processing Unit support"
 418         depends on ARCH_MXC
 419         select DMA_ENGINE
 420         default y
 421         help
 422           If you plan to use the Image Processing unit in the i.MX3x, say
 423           Y here. If unsure, select Y.
 424
 425 config MX3_IPU_IRQS
 426         int "Number of dynamically mapped interrupts for IPU"
 427         depends on MX3_IPU
 428         range 2 137
 429         default 4
 430         help
 431           Out of 137 interrupt sources on i.MX31 IPU only very few are used.
 432           To avoid bloating the irq_desc[] array we allocate a sufficient
 433           number of IRQ slots and map them dynamically to specific sources.
 434
 435 config NBPFAXI_DMA
 436         tristate "Renesas Type-AXI NBPF DMA support"
 437         select DMA_ENGINE
 438         depends on ARM || COMPILE_TEST
 439         help
 440           Support for "Type-AXI" NBPF DMA IPs from Renesas
 441
 442 config OWL_DMA
 443         tristate "Actions Semi Owl SoCs DMA support"
 444         depends on ARCH_ACTIONS
 445         select DMA_ENGINE
 446         select DMA_VIRTUAL_CHANNELS
 447         help
 448           Enable support for the Actions Semi Owl SoCs DMA controller.
 449
 450 config PCH_DMA
 451         tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
 452         depends on PCI && (X86_32 || COMPILE_TEST)
 453         select DMA_ENGINE
 454         help
 455           Enable support for Intel EG20T PCH DMA engine.
 456
 457           This driver also can be used for LAPIS Semiconductor IOH(Input/
 458           Output Hub), ML7213, ML7223 and ML7831.
 459           ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
 460           for MP(Media Phone) use and ML7831 IOH is for general purpose use.
 461           ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
 462           ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
 463
 464 config PL330_DMA
 465         tristate "DMA API Driver for PL330"
 466         select DMA_ENGINE
 467         depends on ARM_AMBA
 468         help
 469           Select if your platform has one or more PL330 DMACs.
 470           You need to provide platform specific settings via
 471           platform_data for a dma-pl330 device.
 472
 473 config PXA_DMA
 474         bool "PXA DMA support"
 475         depends on (ARCH_MMP || ARCH_PXA)
 476         select DMA_ENGINE
 477         select DMA_VIRTUAL_CHANNELS
 478         help
 479           Support the DMA engine for PXA. It is also compatible with MMP PDMA
 480           platform. The internal DMA IP of all PXA variants is supported, with
 481           16 to 32 channels for peripheral to memory or memory to memory
 482           transfers.
 483
 484 config SIRF_DMA
 485         tristate "CSR SiRFprimaII/SiRFmarco DMA support"
 486         depends on ARCH_SIRF
 487         select DMA_ENGINE
 488         help
 489           Enable support for the CSR SiRFprimaII DMA engine.
 490
 491 config STE_DMA40
 492         bool "ST-Ericsson DMA40 support"
 493         depends on ARCH_U8500
 494         select DMA_ENGINE
 495         help
 496           Support for ST-Ericsson DMA40 controller
 497
 498 config ST_FDMA
 499         tristate "ST FDMA dmaengine support"
 500         depends on ARCH_STI
 501         depends on REMOTEPROC
 502         select ST_SLIM_REMOTEPROC
 503         select DMA_ENGINE
 504         select DMA_VIRTUAL_CHANNELS
 505         help
 506           Enable support for ST FDMA controller.
 507           It supports 16 independent DMA channels, accepts up to 32 DMA requests
 508
 509           Say Y here if you have such a chipset.
 510           If unsure, say N.
 511
 512 config STM32_DMA
 513         bool "STMicroelectronics STM32 DMA support"
 514         depends on ARCH_STM32 || COMPILE_TEST
 515         select DMA_ENGINE
 516         select DMA_VIRTUAL_CHANNELS
 517         help
 518           Enable support for the on-chip DMA controller on STMicroelectronics
 519           STM32 MCUs.
 520           If you have a board based on such a MCU and wish to use DMA say Y
 521           here.
 522
 523 config STM32_DMAMUX
 524         bool "STMicroelectronics STM32 dma multiplexer support"
 525         depends on STM32_DMA || COMPILE_TEST
 526         help
 527           Enable support for the on-chip DMA multiplexer on STMicroelectronics
 528           STM32 MCUs.
 529           If you have a board based on such a MCU and wish to use DMAMUX say Y
 530           here.
 531
 532 config STM32_MDMA
 533         bool "STMicroelectronics STM32 master dma support"
 534         depends on ARCH_STM32 || COMPILE_TEST
 535         depends on OF
 536         select DMA_ENGINE
 537         select DMA_VIRTUAL_CHANNELS
 538         help
 539           Enable support for the on-chip MDMA controller on STMicroelectronics
 540           STM32 platforms.
 541           If you have a board based on STM32 SoC and wish to use the master DMA
 542           say Y here.
 543
 544 config SPRD_DMA
 545         tristate "Spreadtrum DMA support"
 546         depends on ARCH_SPRD || COMPILE_TEST
 547         select DMA_ENGINE
 548         select DMA_VIRTUAL_CHANNELS
 549         help
 550           Enable support for the on-chip DMA controller on Spreadtrum platform.
 551
 552 config S3C24XX_DMAC
 553         bool "Samsung S3C24XX DMA support"
 554         depends on ARCH_S3C24XX || COMPILE_TEST
 555         select DMA_ENGINE
 556         select DMA_VIRTUAL_CHANNELS
 557         help
 558           Support for the Samsung S3C24XX DMA controller driver. The
 559           DMA controller is having multiple DMA channels which can be
 560           configured for different peripherals like audio, UART, SPI.
 561           The DMA controller can transfer data from memory to peripheral,
 562           periphal to memory, periphal to periphal and memory to memory.
 563
 564 config TXX9_DMAC
 565         tristate "Toshiba TXx9 SoC DMA support"
 566         depends on MACH_TX49XX || MACH_TX39XX
 567         select DMA_ENGINE
 568         help
 569           Support the TXx9 SoC internal DMA controller.  This can be
 570           integrated in chips such as the Toshiba TX4927/38/39.
 571
 572 config TEGRA20_APB_DMA
 573         bool "NVIDIA Tegra20 APB DMA support"
 574         depends on ARCH_TEGRA
 575         select DMA_ENGINE
 576         help
 577           Support for the NVIDIA Tegra20 APB DMA controller driver. The
 578           DMA controller is having multiple DMA channel which can be
 579           configured for different peripherals like audio, UART, SPI,
 580           I2C etc which is in APB bus.
 581           This DMA controller transfers data from memory to peripheral fifo
 582           or vice versa. It does not support memory to memory data transfer.
 583
 584 config TEGRA210_ADMA
 585         tristate "NVIDIA Tegra210 ADMA support"
 586         depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST) && PM_CLK
 587         select DMA_ENGINE
 588         select DMA_VIRTUAL_CHANNELS
 589         help
 590           Support for the NVIDIA Tegra210 ADMA controller driver. The
 591           DMA controller has multiple DMA channels and is used to service
 592           various audio clients in the Tegra210 audio processing engine
 593           (APE). This DMA controller transfers data from memory to
 594           peripheral and vice versa. It does not support memory to
 595           memory data transfer.
 596
 597 config TIMB_DMA
 598         tristate "Timberdale FPGA DMA support"
 599         depends on MFD_TIMBERDALE || COMPILE_TEST
 600         select DMA_ENGINE
 601         help
 602           Enable support for the Timberdale FPGA DMA engine.
 603
 604 config UNIPHIER_MDMAC
 605         tristate "UniPhier MIO DMAC"
 606         depends on ARCH_UNIPHIER || COMPILE_TEST
 607         depends on OF
 608         select DMA_ENGINE
 609         select DMA_VIRTUAL_CHANNELS
 610         help
 611           Enable support for the MIO DMAC (Media I/O DMA controller) on the
 612           UniPhier platform.  This DMA controller is used as the external
 613           DMA engine of the SD/eMMC controllers of the LD4, Pro4, sLD8 SoCs.
 614
 615 config XGENE_DMA
 616         tristate "APM X-Gene DMA support"
 617         depends on ARCH_XGENE || COMPILE_TEST
 618         select DMA_ENGINE
 619         select DMA_ENGINE_RAID
 620         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 621         help
 622           Enable support for the APM X-Gene SoC DMA engine.
 623
 624 config XILINX_DMA
 625         tristate "Xilinx AXI DMAS Engine"
 626         depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
 627         select DMA_ENGINE
 628         help
 629           Enable support for Xilinx AXI VDMA Soft IP.
 630
 631           AXI VDMA engine provides high-bandwidth direct memory access
 632           between memory and AXI4-Stream video type target
 633           peripherals including peripherals which support AXI4-
 634           Stream Video Protocol.  It has two stream interfaces/
 635           channels, Memory Mapped to Stream (MM2S) and Stream to
 636           Memory Mapped (S2MM) for the data transfers.
 637           AXI CDMA engine provides high-bandwidth direct memory access
 638           between a memory-mapped source address and a memory-mapped
 639           destination address.
 640           AXI DMA engine provides high-bandwidth one dimensional direct
 641           memory access between memory and AXI4-Stream target peripherals.
 642
 643 config XILINX_ZYNQMP_DMA
 644         tristate "Xilinx ZynqMP DMA Engine"
 645         depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
 646         select DMA_ENGINE
 647         help
 648           Enable support for Xilinx ZynqMP DMA controller.
 649
 650 config ZX_DMA
 651         tristate "ZTE ZX DMA support"
 652         depends on ARCH_ZX || COMPILE_TEST
 653         select DMA_ENGINE
 654         select DMA_VIRTUAL_CHANNELS
 655         help
 656           Support the DMA engine for ZTE ZX family platform devices.
 657
 658
 659 # driver files
 660 source "drivers/dma/bestcomm/Kconfig"
 661
 662 source "drivers/dma/mediatek/Kconfig"
 663
 664 source "drivers/dma/qcom/Kconfig"
 665
 666 source "drivers/dma/dw/Kconfig"
 667
 668 source "drivers/dma/hsu/Kconfig"
 669
 670 source "drivers/dma/sh/Kconfig"
 671
 672 source "drivers/dma/ti/Kconfig"
 673
 674 # clients
 675 comment "DMA Clients"
 676         depends on DMA_ENGINE
 677
 678 config ASYNC_TX_DMA
 679         bool "Async_tx: Offload support for the async_tx api"
 680         depends on DMA_ENGINE
 681         help
 682           This allows the async_tx api to take advantage of offload engines for
 683           memcpy, memset, xor, and raid6 p+q operations.  If your platform has
 684           a dma engine that can perform raid operations and you have enabled
 685           MD_RAID456 say Y.
 686
 687           If unsure, say N.
 688
 689 config DMATEST
 690         tristate "DMA Test client"
 691         depends on DMA_ENGINE
 692         select DMA_ENGINE_RAID
 693         help
 694           Simple DMA test client. Say N unless you're debugging a
 695           DMA Device driver.
 696
 697 config DMA_ENGINE_RAID
 698         bool
 699
 700 endif