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 AMBA_PL08X
  60         bool "ARM PrimeCell PL080 or PL081 support"
  61         depends on ARM_AMBA
  62         select DMA_ENGINE
  63         select DMA_VIRTUAL_CHANNELS
  64         help
  65           Platform has a PL08x DMAC device
  66           which can provide DMA engine support
  67
  68 config AMCC_PPC440SPE_ADMA
  69         tristate "AMCC PPC440SPe ADMA support"
  70         depends on 440SPe || 440SP
  71         select DMA_ENGINE
  72         select DMA_ENGINE_RAID
  73         select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
  74         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
  75         help
  76           Enable support for the AMCC PPC440SPe RAID engines.
  77
  78 config AT_HDMAC
  79         tristate "Atmel AHB DMA support"
  80         depends on ARCH_AT91
  81         select DMA_ENGINE
  82         help
  83           Support the Atmel AHB DMA controller.
  84
  85 config AT_XDMAC
  86         tristate "Atmel XDMA support"
  87         depends on ARCH_AT91
  88         select DMA_ENGINE
  89         help
  90           Support the Atmel XDMA controller.
  91
  92 config AXI_DMAC
  93         tristate "Analog Devices AXI-DMAC DMA support"
  94         depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_SOCFPGA || COMPILE_TEST
  95         select DMA_ENGINE
  96         select DMA_VIRTUAL_CHANNELS
  97         help
  98           Enable support for the Analog Devices AXI-DMAC peripheral. This DMA
  99           controller is often used in Analog Device's reference designs for FPGA
 100           platforms.
 101
 102 config COH901318
 103         bool "ST-Ericsson COH901318 DMA support"
 104         select DMA_ENGINE
 105         depends on ARCH_U300 || COMPILE_TEST
 106         help
 107           Enable support for ST-Ericsson COH 901 318 DMA.
 108
 109 config DMA_BCM2835
 110         tristate "BCM2835 DMA engine support"
 111         depends on ARCH_BCM2835
 112         select DMA_ENGINE
 113         select DMA_VIRTUAL_CHANNELS
 114
 115 config DMA_JZ4740
 116         tristate "JZ4740 DMA support"
 117         depends on MACH_JZ4740 || COMPILE_TEST
 118         select DMA_ENGINE
 119         select DMA_VIRTUAL_CHANNELS
 120
 121 config DMA_JZ4780
 122         tristate "JZ4780 DMA support"
 123         depends on MACH_JZ4780 || COMPILE_TEST
 124         select DMA_ENGINE
 125         select DMA_VIRTUAL_CHANNELS
 126         help
 127           This selects support for the DMA controller in Ingenic JZ4780 SoCs.
 128           If you have a board based on such a SoC and wish to use DMA for
 129           devices which can use the DMA controller, say Y or M here.
 130
 131 config DMA_OMAP
 132         tristate "OMAP DMA support"
 133         depends on ARCH_OMAP || COMPILE_TEST
 134         select DMA_ENGINE
 135         select DMA_VIRTUAL_CHANNELS
 136         select TI_DMA_CROSSBAR if (SOC_DRA7XX || COMPILE_TEST)
 137
 138 config DMA_SA11X0
 139         tristate "SA-11x0 DMA support"
 140         depends on ARCH_SA1100 || COMPILE_TEST
 141         select DMA_ENGINE
 142         select DMA_VIRTUAL_CHANNELS
 143         help
 144           Support the DMA engine found on Intel StrongARM SA-1100 and
 145           SA-1110 SoCs.  This DMA engine can only be used with on-chip
 146           devices.
 147
 148 config DMA_SUN4I
 149         tristate "Allwinner A10 DMA SoCs support"
 150         depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
 151         default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
 152         select DMA_ENGINE
 153         select DMA_VIRTUAL_CHANNELS
 154         help
 155           Enable support for the DMA controller present in the sun4i,
 156           sun5i and sun7i Allwinner ARM SoCs.
 157
 158 config DMA_SUN6I
 159         tristate "Allwinner A31 SoCs DMA support"
 160         depends on MACH_SUN6I || MACH_SUN8I || COMPILE_TEST
 161         depends on RESET_CONTROLLER
 162         select DMA_ENGINE
 163         select DMA_VIRTUAL_CHANNELS
 164         help
 165           Support for the DMA engine first found in Allwinner A31 SoCs.
 166
 167 config EP93XX_DMA
 168         bool "Cirrus Logic EP93xx DMA support"
 169         depends on ARCH_EP93XX || COMPILE_TEST
 170         select DMA_ENGINE
 171         help
 172           Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
 173
 174 config FSL_DMA
 175         tristate "Freescale Elo series DMA support"
 176         depends on FSL_SOC
 177         select DMA_ENGINE
 178         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 179         ---help---
 180           Enable support for the Freescale Elo series DMA controllers.
 181           The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
 182           EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
 183           some Txxx and Bxxx parts.
 184
 185 config FSL_EDMA
 186         tristate "Freescale eDMA engine support"
 187         depends on OF
 188         select DMA_ENGINE
 189         select DMA_VIRTUAL_CHANNELS
 190         help
 191           Support the Freescale eDMA engine with programmable channel
 192           multiplexing capability for DMA request sources(slot).
 193           This module can be found on Freescale Vybrid and LS-1 SoCs.
 194
 195 config FSL_RAID
 196         tristate "Freescale RAID engine Support"
 197         depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
 198         select DMA_ENGINE
 199         select DMA_ENGINE_RAID
 200         ---help---
 201           Enable support for Freescale RAID Engine. RAID Engine is
 202           available on some QorIQ SoCs (like P5020/P5040). It has
 203           the capability to offload memcpy, xor and pq computation
 204           for raid5/6.
 205
 206 config IMG_MDC_DMA
 207         tristate "IMG MDC support"
 208         depends on MIPS || COMPILE_TEST
 209         depends on MFD_SYSCON
 210         select DMA_ENGINE
 211         select DMA_VIRTUAL_CHANNELS
 212         help
 213           Enable support for the IMG multi-threaded DMA controller (MDC).
 214
 215 config IMX_DMA
 216         tristate "i.MX DMA support"
 217         depends on ARCH_MXC
 218         select DMA_ENGINE
 219         help
 220           Support the i.MX DMA engine. This engine is integrated into
 221           Freescale i.MX1/21/27 chips.
 222
 223 config IMX_SDMA
 224         tristate "i.MX SDMA support"
 225         depends on ARCH_MXC
 226         select DMA_ENGINE
 227         help
 228           Support the i.MX SDMA engine. This engine is integrated into
 229           Freescale i.MX25/31/35/51/53/6 chips.
 230
 231 config INTEL_IDMA64
 232         tristate "Intel integrated DMA 64-bit support"
 233         select DMA_ENGINE
 234         select DMA_VIRTUAL_CHANNELS
 235         help
 236           Enable DMA support for Intel Low Power Subsystem such as found on
 237           Intel Skylake PCH.
 238
 239 config INTEL_IOATDMA
 240         tristate "Intel I/OAT DMA support"
 241         depends on PCI && X86_64
 242         select DMA_ENGINE
 243         select DMA_ENGINE_RAID
 244         select DCA
 245         help
 246           Enable support for the Intel(R) I/OAT DMA engine present
 247           in recent Intel Xeon chipsets.
 248
 249           Say Y here if you have such a chipset.
 250
 251           If unsure, say N.
 252
 253 config INTEL_IOP_ADMA
 254         tristate "Intel IOP ADMA support"
 255         depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
 256         select DMA_ENGINE
 257         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 258         help
 259           Enable support for the Intel(R) IOP Series RAID engines.
 260
 261 config INTEL_MIC_X100_DMA
 262         tristate "Intel MIC X100 DMA Driver"
 263         depends on 64BIT && X86 && INTEL_MIC_BUS
 264         select DMA_ENGINE
 265         help
 266           This enables DMA support for the Intel Many Integrated Core
 267           (MIC) family of PCIe form factor coprocessor X100 devices that
 268           run a 64 bit Linux OS. This driver will be used by both MIC
 269           host and card drivers.
 270
 271           If you are building host kernel with a MIC device or a card
 272           kernel for a MIC device, then say M (recommended) or Y, else
 273           say N. If unsure say N.
 274
 275           More information about the Intel MIC family as well as the Linux
 276           OS and tools for MIC to use with this driver are available from
 277           <http://software.intel.com/en-us/mic-developer>.
 278
 279 config K3_DMA
 280         tristate "Hisilicon K3 DMA support"
 281         depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
 282         select DMA_ENGINE
 283         select DMA_VIRTUAL_CHANNELS
 284         help
 285           Support the DMA engine for Hisilicon K3 platform
 286           devices.
 287
 288 config LPC18XX_DMAMUX
 289         bool "NXP LPC18xx/43xx DMA MUX for PL080"
 290         depends on ARCH_LPC18XX || COMPILE_TEST
 291         depends on OF && AMBA_PL08X
 292         select MFD_SYSCON
 293         help
 294           Enable support for DMA on NXP LPC18xx/43xx platforms
 295           with PL080 and multiplexed DMA request lines.
 296
 297 config MMP_PDMA
 298         bool "MMP PDMA support"
 299         depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
 300         select DMA_ENGINE
 301         help
 302           Support the MMP PDMA engine for PXA and MMP platform.
 303
 304 config MMP_TDMA
 305         bool "MMP Two-Channel DMA support"
 306         depends on ARCH_MMP || COMPILE_TEST
 307         select DMA_ENGINE
 308         select MMP_SRAM if ARCH_MMP
 309         help
 310           Support the MMP Two-Channel DMA engine.
 311           This engine used for MMP Audio DMA and pxa910 SQU.
 312           It needs sram driver under mach-mmp.
 313
 314 config MOXART_DMA
 315         tristate "MOXART DMA support"
 316         depends on ARCH_MOXART
 317         select DMA_ENGINE
 318         select DMA_VIRTUAL_CHANNELS
 319         help
 320           Enable support for the MOXA ART SoC DMA controller.
 321
 322           Say Y here if you enabled MMP ADMA, otherwise say N.
 323
 324 config MPC512X_DMA
 325         tristate "Freescale MPC512x built-in DMA engine support"
 326         depends on PPC_MPC512x || PPC_MPC831x
 327         select DMA_ENGINE
 328         ---help---
 329           Enable support for the Freescale MPC512x built-in DMA engine.
 330
 331 config MV_XOR
 332         bool "Marvell XOR engine support"
 333         depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
 334         select DMA_ENGINE
 335         select DMA_ENGINE_RAID
 336         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 337         ---help---
 338           Enable support for the Marvell XOR engine.
 339
 340 config MV_XOR_V2
 341         bool "Marvell XOR engine version 2 support "
 342         depends on ARM64
 343         select DMA_ENGINE
 344         select DMA_ENGINE_RAID
 345         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 346         select GENERIC_MSI_IRQ_DOMAIN
 347         ---help---
 348           Enable support for the Marvell version 2 XOR engine.
 349
 350           This engine provides acceleration for copy, XOR and RAID6
 351           operations, and is available on Marvell Armada 7K and 8K
 352           platforms.
 353
 354 config MXS_DMA
 355         bool "MXS DMA support"
 356         depends on SOC_IMX23 || SOC_IMX28 || SOC_IMX6Q || SOC_IMX6UL
 357         select STMP_DEVICE
 358         select DMA_ENGINE
 359         help
 360           Support the MXS DMA engine. This engine including APBH-DMA
 361           and APBX-DMA is integrated into Freescale
 362           i.MX23/28/MX6Q/MX6DL/MX6UL chips.
 363
 364 config MX3_IPU
 365         bool "MX3x Image Processing Unit support"
 366         depends on ARCH_MXC
 367         select DMA_ENGINE
 368         default y
 369         help
 370           If you plan to use the Image Processing unit in the i.MX3x, say
 371           Y here. If unsure, select Y.
 372
 373 config MX3_IPU_IRQS
 374         int "Number of dynamically mapped interrupts for IPU"
 375         depends on MX3_IPU
 376         range 2 137
 377         default 4
 378         help
 379           Out of 137 interrupt sources on i.MX31 IPU only very few are used.
 380           To avoid bloating the irq_desc[] array we allocate a sufficient
 381           number of IRQ slots and map them dynamically to specific sources.
 382
 383 config NBPFAXI_DMA
 384         tristate "Renesas Type-AXI NBPF DMA support"
 385         select DMA_ENGINE
 386         depends on ARM || COMPILE_TEST
 387         help
 388           Support for "Type-AXI" NBPF DMA IPs from Renesas
 389
 390 config PCH_DMA
 391         tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
 392         depends on PCI && (X86_32 || COMPILE_TEST)
 393         select DMA_ENGINE
 394         help
 395           Enable support for Intel EG20T PCH DMA engine.
 396
 397           This driver also can be used for LAPIS Semiconductor IOH(Input/
 398           Output Hub), ML7213, ML7223 and ML7831.
 399           ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
 400           for MP(Media Phone) use and ML7831 IOH is for general purpose use.
 401           ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
 402           ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
 403
 404 config PL330_DMA
 405         tristate "DMA API Driver for PL330"
 406         select DMA_ENGINE
 407         depends on ARM_AMBA
 408         help
 409           Select if your platform has one or more PL330 DMACs.
 410           You need to provide platform specific settings via
 411           platform_data for a dma-pl330 device.
 412
 413 config PXA_DMA
 414         bool "PXA DMA support"
 415         depends on (ARCH_MMP || ARCH_PXA)
 416         select DMA_ENGINE
 417         select DMA_VIRTUAL_CHANNELS
 418         help
 419           Support the DMA engine for PXA. It is also compatible with MMP PDMA
 420           platform. The internal DMA IP of all PXA variants is supported, with
 421           16 to 32 channels for peripheral to memory or memory to memory
 422           transfers.
 423
 424 config SIRF_DMA
 425         tristate "CSR SiRFprimaII/SiRFmarco DMA support"
 426         depends on ARCH_SIRF
 427         select DMA_ENGINE
 428         help
 429           Enable support for the CSR SiRFprimaII DMA engine.
 430
 431 config STE_DMA40
 432         bool "ST-Ericsson DMA40 support"
 433         depends on ARCH_U8500
 434         select DMA_ENGINE
 435         help
 436           Support for ST-Ericsson DMA40 controller
 437
 438 config STM32_DMA
 439         bool "STMicroelectronics STM32 DMA support"
 440         depends on ARCH_STM32 || COMPILE_TEST
 441         select DMA_ENGINE
 442         select DMA_VIRTUAL_CHANNELS
 443         help
 444           Enable support for the on-chip DMA controller on STMicroelectronics
 445           STM32 MCUs.
 446           If you have a board based on such a MCU and wish to use DMA say Y or M
 447           here.
 448
 449 config S3C24XX_DMAC
 450         bool "Samsung S3C24XX DMA support"
 451         depends on ARCH_S3C24XX || COMPILE_TEST
 452         select DMA_ENGINE
 453         select DMA_VIRTUAL_CHANNELS
 454         help
 455           Support for the Samsung S3C24XX DMA controller driver. The
 456           DMA controller is having multiple DMA channels which can be
 457           configured for different peripherals like audio, UART, SPI.
 458           The DMA controller can transfer data from memory to peripheral,
 459           periphal to memory, periphal to periphal and memory to memory.
 460
 461 config TXX9_DMAC
 462         tristate "Toshiba TXx9 SoC DMA support"
 463         depends on MACH_TX49XX || MACH_TX39XX
 464         select DMA_ENGINE
 465         help
 466           Support the TXx9 SoC internal DMA controller.  This can be
 467           integrated in chips such as the Toshiba TX4927/38/39.
 468
 469 config TEGRA20_APB_DMA
 470         bool "NVIDIA Tegra20 APB DMA support"
 471         depends on ARCH_TEGRA
 472         select DMA_ENGINE
 473         help
 474           Support for the NVIDIA Tegra20 APB DMA controller driver. The
 475           DMA controller is having multiple DMA channel which can be
 476           configured for different peripherals like audio, UART, SPI,
 477           I2C etc which is in APB bus.
 478           This DMA controller transfers data from memory to peripheral fifo
 479           or vice versa. It does not support memory to memory data transfer.
 480
 481 config TEGRA210_ADMA
 482         bool "NVIDIA Tegra210 ADMA support"
 483         depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST) && PM_CLK
 484         select DMA_ENGINE
 485         select DMA_VIRTUAL_CHANNELS
 486         help
 487           Support for the NVIDIA Tegra210 ADMA controller driver. The
 488           DMA controller has multiple DMA channels and is used to service
 489           various audio clients in the Tegra210 audio processing engine
 490           (APE). This DMA controller transfers data from memory to
 491           peripheral and vice versa. It does not support memory to
 492           memory data transfer.
 493
 494 config TIMB_DMA
 495         tristate "Timberdale FPGA DMA support"
 496         depends on MFD_TIMBERDALE || COMPILE_TEST
 497         select DMA_ENGINE
 498         help
 499           Enable support for the Timberdale FPGA DMA engine.
 500
 501 config TI_CPPI41
 502         tristate "AM33xx CPPI41 DMA support"
 503         depends on ARCH_OMAP
 504         select DMA_ENGINE
 505         help
 506           The Communications Port Programming Interface (CPPI) 4.1 DMA engine
 507           is currently used by the USB driver on AM335x platforms.
 508
 509 config TI_DMA_CROSSBAR
 510         bool
 511
 512 config TI_EDMA
 513         bool "TI EDMA support"
 514         depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE || COMPILE_TEST
 515         select DMA_ENGINE
 516         select DMA_VIRTUAL_CHANNELS
 517         select TI_DMA_CROSSBAR if (ARCH_OMAP || COMPILE_TEST)
 518         default n
 519         help
 520           Enable support for the TI EDMA controller. This DMA
 521           engine is found on TI DaVinci and AM33xx parts.
 522
 523 config XGENE_DMA
 524         tristate "APM X-Gene DMA support"
 525         depends on ARCH_XGENE || COMPILE_TEST
 526         select DMA_ENGINE
 527         select DMA_ENGINE_RAID
 528         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 529         help
 530           Enable support for the APM X-Gene SoC DMA engine.
 531
 532 config XILINX_DMA
 533         tristate "Xilinx AXI DMAS Engine"
 534         depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
 535         select DMA_ENGINE
 536         help
 537           Enable support for Xilinx AXI VDMA Soft IP.
 538
 539           AXI VDMA engine provides high-bandwidth direct memory access
 540           between memory and AXI4-Stream video type target
 541           peripherals including peripherals which support AXI4-
 542           Stream Video Protocol.  It has two stream interfaces/
 543           channels, Memory Mapped to Stream (MM2S) and Stream to
 544           Memory Mapped (S2MM) for the data transfers.
 545           AXI CDMA engine provides high-bandwidth direct memory access
 546           between a memory-mapped source address and a memory-mapped
 547           destination address.
 548           AXI DMA engine provides high-bandwidth one dimensional direct
 549           memory access between memory and AXI4-Stream target peripherals.
 550
 551 config XILINX_ZYNQMP_DMA
 552         tristate "Xilinx ZynqMP DMA Engine"
 553         depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
 554         select DMA_ENGINE
 555         help
 556           Enable support for Xilinx ZynqMP DMA controller.
 557
 558 config ZX_DMA
 559         tristate "ZTE ZX296702 DMA support"
 560         depends on ARCH_ZX || COMPILE_TEST
 561         select DMA_ENGINE
 562         select DMA_VIRTUAL_CHANNELS
 563         help
 564           Support the DMA engine for ZTE ZX296702 platform devices.
 565
 566
 567 # driver files
 568 source "drivers/dma/bestcomm/Kconfig"
 569
 570 source "drivers/dma/qcom/Kconfig"
 571
 572 source "drivers/dma/dw/Kconfig"
 573
 574 source "drivers/dma/hsu/Kconfig"
 575
 576 source "drivers/dma/sh/Kconfig"
 577
 578 # clients
 579 comment "DMA Clients"
 580         depends on DMA_ENGINE
 581
 582 config ASYNC_TX_DMA
 583         bool "Async_tx: Offload support for the async_tx api"
 584         depends on DMA_ENGINE
 585         help
 586           This allows the async_tx api to take advantage of offload engines for
 587           memcpy, memset, xor, and raid6 p+q operations.  If your platform has
 588           a dma engine that can perform raid operations and you have enabled
 589           MD_RAID456 say Y.
 590
 591           If unsure, say N.
 592
 593 config DMATEST
 594         tristate "DMA Test client"
 595         depends on DMA_ENGINE
 596         help
 597           Simple DMA test client. Say N unless you're debugging a
 598           DMA Device driver.
 599
 600 config DMA_ENGINE_RAID
 601         bool
 602
 603 endif