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 config INTEL_MIC_X100_DMA
  37         tristate "Intel MIC X100 DMA Driver"
  38         depends on 64BIT && X86 && INTEL_MIC_BUS
  39         select DMA_ENGINE
  40         help
  41           This enables DMA support for the Intel Many Integrated Core
  42           (MIC) family of PCIe form factor coprocessor X100 devices that
  43           run a 64 bit Linux OS. This driver will be used by both MIC
  44           host and card drivers.
  45
  46           If you are building host kernel with a MIC device or a card
  47           kernel for a MIC device, then say M (recommended) or Y, else
  48           say N. If unsure say N.
  49
  50           More information about the Intel MIC family as well as the Linux
  51           OS and tools for MIC to use with this driver are available from
  52           <http://software.intel.com/en-us/mic-developer>.
  53
  54 config ASYNC_TX_ENABLE_CHANNEL_SWITCH
  55         bool
  56
  57 config AMBA_PL08X
  58         bool "ARM PrimeCell PL080 or PL081 support"
  59         depends on ARM_AMBA
  60         select DMA_ENGINE
  61         select DMA_VIRTUAL_CHANNELS
  62         help
  63           Platform has a PL08x DMAC device
  64           which can provide DMA engine support
  65
  66 config INTEL_IOATDMA
  67         tristate "Intel I/OAT DMA support"
  68         depends on PCI && X86
  69         select DMA_ENGINE
  70         select DMA_ENGINE_RAID
  71         select DCA
  72         help
  73           Enable support for the Intel(R) I/OAT DMA engine present
  74           in recent Intel Xeon chipsets.
  75
  76           Say Y here if you have such a chipset.
  77
  78           If unsure, say N.
  79
  80 config INTEL_IOP_ADMA
  81         tristate "Intel IOP ADMA support"
  82         depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
  83         select DMA_ENGINE
  84         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
  85         help
  86           Enable support for the Intel(R) IOP Series RAID engines.
  87
  88 source "drivers/dma/dw/Kconfig"
  89
  90 config AT_HDMAC
  91         tristate "Atmel AHB DMA support"
  92         depends on ARCH_AT91
  93         select DMA_ENGINE
  94         help
  95           Support the Atmel AHB DMA controller.
  96
  97 config AT_XDMAC
  98         tristate "Atmel XDMA support"
  99         depends on ARCH_AT91
 100         select DMA_ENGINE
 101         help
 102           Support the Atmel XDMA controller.
 103
 104 config FSL_DMA
 105         tristate "Freescale Elo series DMA support"
 106         depends on FSL_SOC
 107         select DMA_ENGINE
 108         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 109         ---help---
 110           Enable support for the Freescale Elo series DMA controllers.
 111           The Elo is the DMA controller on some mpc82xx and mpc83xx parts, the
 112           EloPlus is on mpc85xx and mpc86xx and Pxxx parts, and the Elo3 is on
 113           some Txxx and Bxxx parts.
 114
 115 config FSL_RAID
 116         tristate "Freescale RAID engine Support"
 117         depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
 118         select DMA_ENGINE
 119         select DMA_ENGINE_RAID
 120         ---help---
 121           Enable support for Freescale RAID Engine. RAID Engine is
 122           available on some QorIQ SoCs (like P5020/P5040). It has
 123           the capability to offload memcpy, xor and pq computation
 124           for raid5/6.
 125
 126 source "drivers/dma/hsu/Kconfig"
 127
 128 config MPC512X_DMA
 129         tristate "Freescale MPC512x built-in DMA engine support"
 130         depends on PPC_MPC512x || PPC_MPC831x
 131         select DMA_ENGINE
 132         ---help---
 133           Enable support for the Freescale MPC512x built-in DMA engine.
 134
 135 source "drivers/dma/bestcomm/Kconfig"
 136
 137 config MV_XOR
 138         bool "Marvell XOR engine support"
 139         depends on PLAT_ORION
 140         select DMA_ENGINE
 141         select DMA_ENGINE_RAID
 142         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 143         ---help---
 144           Enable support for the Marvell XOR engine.
 145
 146 config MX3_IPU
 147         bool "MX3x Image Processing Unit support"
 148         depends on ARCH_MXC
 149         select DMA_ENGINE
 150         default y
 151         help
 152           If you plan to use the Image Processing unit in the i.MX3x, say
 153           Y here. If unsure, select Y.
 154
 155 config MX3_IPU_IRQS
 156         int "Number of dynamically mapped interrupts for IPU"
 157         depends on MX3_IPU
 158         range 2 137
 159         default 4
 160         help
 161           Out of 137 interrupt sources on i.MX31 IPU only very few are used.
 162           To avoid bloating the irq_desc[] array we allocate a sufficient
 163           number of IRQ slots and map them dynamically to specific sources.
 164
 165 config TXX9_DMAC
 166         tristate "Toshiba TXx9 SoC DMA support"
 167         depends on MACH_TX49XX || MACH_TX39XX
 168         select DMA_ENGINE
 169         help
 170           Support the TXx9 SoC internal DMA controller.  This can be
 171           integrated in chips such as the Toshiba TX4927/38/39.
 172
 173 config TEGRA20_APB_DMA
 174         bool "NVIDIA Tegra20 APB DMA support"
 175         depends on ARCH_TEGRA
 176         select DMA_ENGINE
 177         help
 178           Support for the NVIDIA Tegra20 APB DMA controller driver. The
 179           DMA controller is having multiple DMA channel which can be
 180           configured for different peripherals like audio, UART, SPI,
 181           I2C etc which is in APB bus.
 182           This DMA controller transfers data from memory to peripheral fifo
 183           or vice versa. It does not support memory to memory data transfer.
 184
 185 config S3C24XX_DMAC
 186         tristate "Samsung S3C24XX DMA support"
 187         depends on ARCH_S3C24XX
 188         select DMA_ENGINE
 189         select DMA_VIRTUAL_CHANNELS
 190         help
 191           Support for the Samsung S3C24XX DMA controller driver. The
 192           DMA controller is having multiple DMA channels which can be
 193           configured for different peripherals like audio, UART, SPI.
 194           The DMA controller can transfer data from memory to peripheral,
 195           periphal to memory, periphal to periphal and memory to memory.
 196
 197 source "drivers/dma/sh/Kconfig"
 198
 199 config COH901318
 200         bool "ST-Ericsson COH901318 DMA support"
 201         select DMA_ENGINE
 202         depends on ARCH_U300
 203         help
 204           Enable support for ST-Ericsson COH 901 318 DMA.
 205
 206 config STE_DMA40
 207         bool "ST-Ericsson DMA40 support"
 208         depends on ARCH_U8500
 209         select DMA_ENGINE
 210         help
 211           Support for ST-Ericsson DMA40 controller
 212
 213 config AMCC_PPC440SPE_ADMA
 214         tristate "AMCC PPC440SPe ADMA support"
 215         depends on 440SPe || 440SP
 216         select DMA_ENGINE
 217         select DMA_ENGINE_RAID
 218         select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
 219         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 220         help
 221           Enable support for the AMCC PPC440SPe RAID engines.
 222
 223 config TIMB_DMA
 224         tristate "Timberdale FPGA DMA support"
 225         depends on MFD_TIMBERDALE
 226         select DMA_ENGINE
 227         help
 228           Enable support for the Timberdale FPGA DMA engine.
 229
 230 config SIRF_DMA
 231         tristate "CSR SiRFprimaII/SiRFmarco DMA support"
 232         depends on ARCH_SIRF
 233         select DMA_ENGINE
 234         help
 235           Enable support for the CSR SiRFprimaII DMA engine.
 236
 237 config TI_EDMA
 238         bool "TI EDMA support"
 239         depends on ARCH_DAVINCI || ARCH_OMAP || ARCH_KEYSTONE
 240         select DMA_ENGINE
 241         select DMA_VIRTUAL_CHANNELS
 242         select TI_PRIV_EDMA
 243         default n
 244         help
 245           Enable support for the TI EDMA controller. This DMA
 246           engine is found on TI DaVinci and AM33xx parts.
 247
 248 config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
 249         bool
 250
 251 config PL330_DMA
 252         tristate "DMA API Driver for PL330"
 253         select DMA_ENGINE
 254         depends on ARM_AMBA
 255         help
 256           Select if your platform has one or more PL330 DMACs.
 257           You need to provide platform specific settings via
 258           platform_data for a dma-pl330 device.
 259
 260 config PCH_DMA
 261         tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
 262         depends on PCI && (X86_32 || COMPILE_TEST)
 263         select DMA_ENGINE
 264         help
 265           Enable support for Intel EG20T PCH DMA engine.
 266
 267           This driver also can be used for LAPIS Semiconductor IOH(Input/
 268           Output Hub), ML7213, ML7223 and ML7831.
 269           ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is
 270           for MP(Media Phone) use and ML7831 IOH is for general purpose use.
 271           ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series.
 272           ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH.
 273
 274 config IMX_SDMA
 275         tristate "i.MX SDMA support"
 276         depends on ARCH_MXC
 277         select DMA_ENGINE
 278         help
 279           Support the i.MX SDMA engine. This engine is integrated into
 280           Freescale i.MX25/31/35/51/53/6 chips.
 281
 282 config IMX_DMA
 283         tristate "i.MX DMA support"
 284         depends on ARCH_MXC
 285         select DMA_ENGINE
 286         help
 287           Support the i.MX DMA engine. This engine is integrated into
 288           Freescale i.MX1/21/27 chips.
 289
 290 config MXS_DMA
 291         bool "MXS DMA support"
 292         depends on SOC_IMX23 || SOC_IMX28 || SOC_IMX6Q
 293         select STMP_DEVICE
 294         select DMA_ENGINE
 295         help
 296           Support the MXS DMA engine. This engine including APBH-DMA
 297           and APBX-DMA is integrated into Freescale i.MX23/28/MX6Q/MX6DL chips.
 298
 299 config EP93XX_DMA
 300         bool "Cirrus Logic EP93xx DMA support"
 301         depends on ARCH_EP93XX
 302         select DMA_ENGINE
 303         help
 304           Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
 305
 306 config DMA_SA11X0
 307         tristate "SA-11x0 DMA support"
 308         depends on ARCH_SA1100
 309         select DMA_ENGINE
 310         select DMA_VIRTUAL_CHANNELS
 311         help
 312           Support the DMA engine found on Intel StrongARM SA-1100 and
 313           SA-1110 SoCs.  This DMA engine can only be used with on-chip
 314           devices.
 315
 316 config MMP_TDMA
 317         bool "MMP Two-Channel DMA support"
 318         depends on ARCH_MMP
 319         select DMA_ENGINE
 320         select MMP_SRAM
 321         help
 322           Support the MMP Two-Channel DMA engine.
 323           This engine used for MMP Audio DMA and pxa910 SQU.
 324           It needs sram driver under mach-mmp.
 325
 326           Say Y here if you enabled MMP ADMA, otherwise say N.
 327
 328 config DMA_OMAP
 329         tristate "OMAP DMA support"
 330         depends on ARCH_OMAP
 331         select DMA_ENGINE
 332         select DMA_VIRTUAL_CHANNELS
 333
 334 config DMA_BCM2835
 335         tristate "BCM2835 DMA engine support"
 336         depends on ARCH_BCM2835
 337         select DMA_ENGINE
 338         select DMA_VIRTUAL_CHANNELS
 339
 340 config TI_CPPI41
 341         tristate "AM33xx CPPI41 DMA support"
 342         depends on ARCH_OMAP
 343         select DMA_ENGINE
 344         help
 345           The Communications Port Programming Interface (CPPI) 4.1 DMA engine
 346           is currently used by the USB driver on AM335x platforms.
 347
 348 config MMP_PDMA
 349         bool "MMP PDMA support"
 350         depends on (ARCH_MMP || ARCH_PXA)
 351         select DMA_ENGINE
 352         help
 353           Support the MMP PDMA engine for PXA and MMP platform.
 354
 355 config DMA_JZ4740
 356         tristate "JZ4740 DMA support"
 357         depends on MACH_JZ4740
 358         select DMA_ENGINE
 359         select DMA_VIRTUAL_CHANNELS
 360
 361 config DMA_JZ4780
 362         tristate "JZ4780 DMA support"
 363         depends on MACH_JZ4780
 364         select DMA_ENGINE
 365         select DMA_VIRTUAL_CHANNELS
 366         help
 367           This selects support for the DMA controller in Ingenic JZ4780 SoCs.
 368           If you have a board based on such a SoC and wish to use DMA for
 369           devices which can use the DMA controller, say Y or M here.
 370
 371 config K3_DMA
 372         tristate "Hisilicon K3 DMA support"
 373         depends on ARCH_HI3xxx
 374         select DMA_ENGINE
 375         select DMA_VIRTUAL_CHANNELS
 376         help
 377           Support the DMA engine for Hisilicon K3 platform
 378           devices.
 379
 380 config MOXART_DMA
 381         tristate "MOXART DMA support"
 382         depends on ARCH_MOXART
 383         select DMA_ENGINE
 384         select DMA_OF
 385         select DMA_VIRTUAL_CHANNELS
 386         help
 387           Enable support for the MOXA ART SoC DMA controller.
 388
 389 config FSL_EDMA
 390         tristate "Freescale eDMA engine support"
 391         depends on OF
 392         select DMA_ENGINE
 393         select DMA_VIRTUAL_CHANNELS
 394         help
 395           Support the Freescale eDMA engine with programmable channel
 396           multiplexing capability for DMA request sources(slot).
 397           This module can be found on Freescale Vybrid and LS-1 SoCs.
 398
 399 config XILINX_VDMA
 400         tristate "Xilinx AXI VDMA Engine"
 401         depends on (ARCH_ZYNQ || MICROBLAZE)
 402         select DMA_ENGINE
 403         help
 404           Enable support for Xilinx AXI VDMA Soft IP.
 405
 406           This engine provides high-bandwidth direct memory access
 407           between memory and AXI4-Stream video type target
 408           peripherals including peripherals which support AXI4-
 409           Stream Video Protocol.  It has two stream interfaces/
 410           channels, Memory Mapped to Stream (MM2S) and Stream to
 411           Memory Mapped (S2MM) for the data transfers.
 412
 413 config DMA_SUN6I
 414         tristate "Allwinner A31 SoCs DMA support"
 415         depends on MACH_SUN6I || MACH_SUN8I || COMPILE_TEST
 416         depends on RESET_CONTROLLER
 417         select DMA_ENGINE
 418         select DMA_VIRTUAL_CHANNELS
 419         help
 420           Support for the DMA engine first found in Allwinner A31 SoCs.
 421
 422 config NBPFAXI_DMA
 423         tristate "Renesas Type-AXI NBPF DMA support"
 424         select DMA_ENGINE
 425         depends on ARM || COMPILE_TEST
 426         help
 427           Support for "Type-AXI" NBPF DMA IPs from Renesas
 428
 429 config IMG_MDC_DMA
 430         tristate "IMG MDC support"
 431         depends on MIPS || COMPILE_TEST
 432         depends on MFD_SYSCON
 433         select DMA_ENGINE
 434         select DMA_VIRTUAL_CHANNELS
 435         help
 436           Enable support for the IMG multi-threaded DMA controller (MDC).
 437
 438 config XGENE_DMA
 439         tristate "APM X-Gene DMA support"
 440         select DMA_ENGINE
 441         select DMA_ENGINE_RAID
 442         select ASYNC_TX_ENABLE_CHANNEL_SWITCH
 443         help
 444           Enable support for the APM X-Gene SoC DMA engine.
 445
 446 config DMA_ENGINE
 447         bool
 448
 449 config DMA_VIRTUAL_CHANNELS
 450         tristate
 451
 452 config DMA_ACPI
 453         def_bool y
 454         depends on ACPI
 455
 456 config DMA_OF
 457         def_bool y
 458         depends on OF
 459         select DMA_ENGINE
 460
 461 comment "DMA Clients"
 462         depends on DMA_ENGINE
 463
 464 config ASYNC_TX_DMA
 465         bool "Async_tx: Offload support for the async_tx api"
 466         depends on DMA_ENGINE
 467         help
 468           This allows the async_tx api to take advantage of offload engines for
 469           memcpy, memset, xor, and raid6 p+q operations.  If your platform has
 470           a dma engine that can perform raid operations and you have enabled
 471           MD_RAID456 say Y.
 472
 473           If unsure, say N.
 474
 475 config DMATEST
 476         tristate "DMA Test client"
 477         depends on DMA_ENGINE
 478         help
 479           Simple DMA test client. Say N unless you're debugging a
 480           DMA Device driver.
 481
 482 config DMA_ENGINE_RAID
 483         bool
 484
 485 config QCOM_BAM_DMA
 486         tristate "QCOM BAM DMA support"
 487         depends on ARCH_QCOM || (COMPILE_TEST && OF && ARM)
 488         select DMA_ENGINE
 489         select DMA_VIRTUAL_CHANNELS
 490         ---help---
 491           Enable support for the QCOM BAM DMA controller.  This controller
 492           provides DMA capabilities for a variety of on-chip devices.
 493
 494 endif