Merge tag 'sound-5.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai...
[linux-2.6-block.git] / drivers / dma / Kconfig
CommitLineData
c13c8260
CL
1#
2# DMA engine configuration
3#
4
2ed6dc34 5menuconfig DMADEVICES
6d4f5879 6 bool "DMA Engine support"
04ce9ab3 7 depends on HAS_DMA
2ed6dc34 8 help
6d4f5879
HS
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
9c402f4e
DW
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.
2ed6dc34 15
6c664a89
LW
16config 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
23config 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
2ed6dc34
SN
32if DMADEVICES
33
34comment "DMA Devices"
35
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36#core
37config ASYNC_TX_ENABLE_CHANNEL_SWITCH
38 bool
95b4ecbf 39
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40config ARCH_HAS_ASYNC_TX_FIND_CHANNEL
41 bool
95b4ecbf 42
3c216190 43config DMA_ENGINE
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44 bool
45
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46config DMA_VIRTUAL_CHANNELS
47 tristate
48
49config DMA_ACPI
50 def_bool y
51 depends on ACPI
52
53config DMA_OF
54 def_bool y
55 depends on OF
56 select DMA_ENGINE
57
58#devices
a85c6f1b
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59config ALTERA_MSGDMA
60 tristate "Altera / Intel mSGDMA Engine"
61 select DMA_ENGINE
62 help
63 Enable support for Altera / Intel mSGDMA controller.
64
e8689e63
LW
65config AMBA_PL08X
66 bool "ARM PrimeCell PL080 or PL081 support"
c6a0aec9 67 depends on ARM_AMBA
e8689e63 68 select DMA_ENGINE
083be28a 69 select DMA_VIRTUAL_CHANNELS
e8689e63 70 help
1e1cfc72
LW
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.
e8689e63 75
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76config AMCC_PPC440SPE_ADMA
77 tristate "AMCC PPC440SPe ADMA support"
78 depends on 440SPe || 440SP
2ed6dc34 79 select DMA_ENGINE
3cc377b9 80 select DMA_ENGINE_RAID
3c216190 81 select ARCH_HAS_ASYNC_TX_FIND_CHANNEL
5fc6d897 82 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
2ed6dc34 83 help
3c216190 84 Enable support for the AMCC PPC440SPe RAID engines.
2ed6dc34 85
dc78baa2
NF
86config AT_HDMAC
87 tristate "Atmel AHB DMA support"
f898fed0 88 depends on ARCH_AT91
dc78baa2
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89 select DMA_ENGINE
90 help
f898fed0 91 Support the Atmel AHB DMA controller.
2ed6dc34 92
e1f7c9ee
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93config AT_XDMAC
94 tristate "Atmel XDMA support"
6e5ae29b 95 depends on ARCH_AT91
e1f7c9ee
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96 select DMA_ENGINE
97 help
98 Support the Atmel XDMA controller.
2ed6dc34 99
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100config AXI_DMAC
101 tristate "Analog Devices AXI-DMAC DMA support"
102 depends on MICROBLAZE || NIOS2 || ARCH_ZYNQ || ARCH_SOCFPGA || COMPILE_TEST
2ed6dc34 103 select DMA_ENGINE
3c216190 104 select DMA_VIRTUAL_CHANNELS
2ed6dc34 105 help
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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.
c13c8260 109
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110config BCM_SBA_RAID
111 tristate "Broadcom SBA RAID engine support"
58d96125
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112 depends on ARM64 || COMPILE_TEST
113 depends on MAILBOX && RAID6_PQ
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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
7076a1e4 118 default m if ARCH_BCM_IPROC
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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
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125config COH901318
126 bool "ST-Ericsson COH901318 DMA support"
127 select DMA_ENGINE
6e450376 128 depends on ARCH_U300 || COMPILE_TEST
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129 help
130 Enable support for ST-Ericsson COH 901 318 DMA.
131
132config DMA_BCM2835
133 tristate "BCM2835 DMA engine support"
134 depends on ARCH_BCM2835
135 select DMA_ENGINE
136 select DMA_VIRTUAL_CHANNELS
137
138config DMA_JZ4740
139 tristate "JZ4740 DMA support"
d78d6c07 140 depends on MACH_JZ4740 || COMPILE_TEST
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141 select DMA_ENGINE
142 select DMA_VIRTUAL_CHANNELS
143
144config DMA_JZ4780
145 tristate "JZ4780 DMA support"
c558ecd2 146 depends on MIPS || COMPILE_TEST
667dfed9
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147 select DMA_ENGINE
148 select DMA_VIRTUAL_CHANNELS
149 help
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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.
667dfed9 153
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154config DMA_SA11X0
155 tristate "SA-11x0 DMA support"
6947c3f2 156 depends on ARCH_SA1100 || COMPILE_TEST
dc78baa2 157 select DMA_ENGINE
3c216190 158 select DMA_VIRTUAL_CHANNELS
dc78baa2 159 help
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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.
dc78baa2 163
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164config DMA_SUN4I
165 tristate "Allwinner A10 DMA SoCs support"
35271227 166 depends on MACH_SUN4I || MACH_SUN5I || MACH_SUN7I
3c216190 167 default (MACH_SUN4I || MACH_SUN5I || MACH_SUN7I)
e1f7c9ee 168 select DMA_ENGINE
3c216190 169 select DMA_VIRTUAL_CHANNELS
e1f7c9ee 170 help
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171 Enable support for the DMA controller present in the sun4i,
172 sun5i and sun7i Allwinner ARM SoCs.
173
174config DMA_SUN6I
175 tristate "Allwinner A31 SoCs DMA support"
c429ceb1 176 depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST
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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
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183config 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
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193config EP93XX_DMA
194 bool "Cirrus Logic EP93xx DMA support"
49ad6d7d 195 depends on ARCH_EP93XX || COMPILE_TEST
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196 select DMA_ENGINE
197 help
198 Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.
e1f7c9ee 199
173acc7c 200config FSL_DMA
8de7a7d9 201 tristate "Freescale Elo series DMA support"
77cd62e8 202 depends on FSL_SOC
173acc7c 203 select DMA_ENGINE
5fc6d897 204 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
173acc7c 205 ---help---
8de7a7d9
HZ
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.
173acc7c 210
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211config 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
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221config 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
ad80da65
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235config 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
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246config IMG_MDC_DMA
247 tristate "IMG MDC support"
248 depends on MIPS || COMPILE_TEST
249 depends on MFD_SYSCON
0fb6f739 250 select DMA_ENGINE
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251 select DMA_VIRTUAL_CHANNELS
252 help
253 Enable support for the IMG multi-threaded DMA controller (MDC).
9a322993 254
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255config IMX_DMA
256 tristate "i.MX DMA support"
8e2d41f8 257 depends on ARCH_MXC
ff7b0479 258 select DMA_ENGINE
5296b56d 259 help
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260 Support the i.MX DMA engine. This engine is integrated into
261 Freescale i.MX1/21/27 chips.
ff7b0479 262
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263config IMX_SDMA
264 tristate "i.MX SDMA support"
8e2d41f8 265 depends on ARCH_MXC
5296b56d 266 select DMA_ENGINE
57b772b8 267 select DMA_VIRTUAL_CHANNELS
5296b56d 268 help
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269 Support the i.MX SDMA engine. This engine is integrated into
270 Freescale i.MX25/31/35/51/53/6 chips.
5296b56d 271
9ab8b4e7 272config INTEL_IDMA64
35271227
LT
273 tristate "Intel integrated DMA 64-bit support"
274 select DMA_ENGINE
275 select DMA_VIRTUAL_CHANNELS
5296b56d 276 help
35271227
LT
277 Enable DMA support for Intel Low Power Subsystem such as found on
278 Intel Skylake PCH.
5296b56d 279
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280config INTEL_IOATDMA
281 tristate "Intel I/OAT DMA support"
282 depends on PCI && X86_64
a57e16cf 283 select DMA_ENGINE
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284 select DMA_ENGINE_RAID
285 select DCA
a57e16cf 286 help
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287 Enable support for the Intel(R) I/OAT DMA engine present
288 in recent Intel Xeon chipsets.
a57e16cf 289
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290 Say Y here if you have such a chipset.
291
292 If unsure, say N.
293
294config INTEL_IOP_ADMA
295 tristate "Intel IOP ADMA support"
296 depends on ARCH_IOP32X || ARCH_IOP33X || ARCH_IOP13XX
ea76f0b3 297 select DMA_ENGINE
3c216190 298 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
ea76f0b3 299 help
3c216190 300 Enable support for the Intel(R) IOP Series RAID engines.
ea76f0b3 301
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302config INTEL_MIC_X100_DMA
303 tristate "Intel MIC X100 DMA Driver"
304 depends on 64BIT && X86 && INTEL_MIC_BUS
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LD
305 select DMA_ENGINE
306 help
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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.
ec8a1586 311
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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
320config K3_DMA
321 tristate "Hisilicon K3 DMA support"
e39a2329 322 depends on ARCH_HI3xxx || ARCH_HISI || COMPILE_TEST
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323 select DMA_ENGINE
324 select DMA_VIRTUAL_CHANNELS
325 help
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326 Support the DMA engine for Hisilicon K3 platform
327 devices.
ddeccb8d 328
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329config 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.
d8902adc 337
e7a3ff92
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338config 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
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349config MMP_PDMA
350 bool "MMP PDMA support"
cd3a792a 351 depends on ARCH_MMP || ARCH_PXA || COMPILE_TEST
61f135b9 352 select DMA_ENGINE
61f135b9 353 help
3c216190 354 Support the MMP PDMA engine for PXA and MMP platform.
61f135b9 355
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356config MMP_TDMA
357 bool "MMP Two-Channel DMA support"
93d05f1e 358 depends on ARCH_MMP || COMPILE_TEST
8d318a50 359 select DMA_ENGINE
93d05f1e 360 select MMP_SRAM if ARCH_MMP
d6619761 361 select GENERIC_ALLOCATOR
8d318a50 362 help
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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.
8d318a50 366
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367config MOXART_DMA
368 tristate "MOXART DMA support"
369 depends on ARCH_MOXART
12458ea0 370 select DMA_ENGINE
3c216190 371 select DMA_VIRTUAL_CHANNELS
12458ea0 372 help
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373 Enable support for the MOXA ART SoC DMA controller.
374
375 Say Y here if you enabled MMP ADMA, otherwise say N.
12458ea0 376
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377config MPC512X_DMA
378 tristate "Freescale MPC512x built-in DMA engine support"
379 depends on PPC_MPC512x || PPC_MPC831x
de5d4453 380 select DMA_ENGINE
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381 ---help---
382 Enable support for the Freescale MPC512x built-in DMA engine.
de5d4453 383
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384config MV_XOR
385 bool "Marvell XOR engine support"
c39290a1 386 depends on PLAT_ORION || ARCH_MVEBU || COMPILE_TEST
ca21a146 387 select DMA_ENGINE
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388 select DMA_ENGINE_RAID
389 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
390 ---help---
391 Enable support for the Marvell XOR engine.
ca21a146 392
19a340b1
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393config 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
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407config MXS_DMA
408 bool "MXS DMA support"
d762e4f3 409 depends on ARCH_MXS || ARCH_MXC || COMPILE_TEST
3c216190 410 select STMP_DEVICE
ca21a146
RY
411 select DMA_ENGINE
412 help
3c216190 413 Support the MXS DMA engine. This engine including APBH-DMA
2446563c 414 and APBX-DMA is integrated into some Freescale chips.
ca21a146 415
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416config MX3_IPU
417 bool "MX3x Image Processing Unit support"
418 depends on ARCH_MXC
c2dde5f8 419 select DMA_ENGINE
3c216190 420 default y
c2dde5f8 421 help
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422 If you plan to use the Image Processing unit in the i.MX3x, say
423 Y here. If unsure, select Y.
a074ae38 424
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425config 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.
12458ea0 434
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435config NBPFAXI_DMA
436 tristate "Renesas Type-AXI NBPF DMA support"
b3040e40 437 select DMA_ENGINE
3c216190 438 depends on ARM || COMPILE_TEST
b3040e40 439 help
3c216190 440 Support for "Type-AXI" NBPF DMA IPs from Renesas
b3040e40 441
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MS
442config 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
0c42bd0e 450config PCH_DMA
ca7fe2db 451 tristate "Intel EG20T PCH / LAPIS Semicon IOH(ML7213/ML7223/ML7831) DMA"
4828b493 452 depends on PCI && (X86_32 || COMPILE_TEST)
0c42bd0e
YW
453 select DMA_ENGINE
454 help
2cdf2455
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455 Enable support for Intel EG20T PCH DMA engine.
456
e79e72be 457 This driver also can be used for LAPIS Semiconductor IOH(Input/
ca7fe2db
TM
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.
0c42bd0e 463
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464config PL330_DMA
465 tristate "DMA API Driver for PL330"
1ec1e82f 466 select DMA_ENGINE
3c216190 467 depends on ARM_AMBA
1ec1e82f 468 help
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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.
1ec1e82f 472
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473config PXA_DMA
474 bool "PXA DMA support"
475 depends on (ARCH_MMP || ARCH_PXA)
1f1846c6 476 select DMA_ENGINE
3c216190 477 select DMA_VIRTUAL_CHANNELS
1f1846c6 478 help
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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.
1f1846c6 483
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484config SIRF_DMA
485 tristate "CSR SiRFprimaII/SiRFmarco DMA support"
486 depends on ARCH_SIRF
a580b8c5
SG
487 select DMA_ENGINE
488 help
3c216190 489 Enable support for the CSR SiRFprimaII DMA engine.
a580b8c5 490
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491config STE_DMA40
492 bool "ST-Ericsson DMA40 support"
493 depends on ARCH_U8500
760ee1c4
MW
494 select DMA_ENGINE
495 help
3c216190 496 Support for ST-Ericsson DMA40 controller
760ee1c4 497
6b4cd727
PG
498config ST_FDMA
499 tristate "ST FDMA dmaengine support"
500 depends on ARCH_STI
3d6b3715 501 depends on REMOTEPROC
6b4cd727
PG
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
d8b46839
CM
512config STM32_DMA
513 bool "STMicroelectronics STM32 DMA support"
4fbf3717 514 depends on ARCH_STM32 || COMPILE_TEST
d8b46839 515 select DMA_ENGINE
d8b46839
CM
516 select DMA_VIRTUAL_CHANNELS
517 help
518 Enable support for the on-chip DMA controller on STMicroelectronics
519 STM32 MCUs.
ddf9bd40 520 If you have a board based on such a MCU and wish to use DMA say Y
d8b46839
CM
521 here.
522
df7e762d
PYM
523config 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
a4ffb13c
PYM
532config STM32_MDMA
533 bool "STMicroelectronics STM32 master dma support"
534 depends on ARCH_STM32 || COMPILE_TEST
ea62e2cc 535 depends on OF
a4ffb13c 536 select DMA_ENGINE
a4ffb13c
PYM
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
9b3b8171
BW
544config 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
3c216190 552config S3C24XX_DMAC
9bdca822 553 bool "Samsung S3C24XX DMA support"
1609db6f 554 depends on ARCH_S3C24XX || COMPILE_TEST
6365bead 555 select DMA_ENGINE
50437bff 556 select DMA_VIRTUAL_CHANNELS
6365bead 557 help
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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.
6365bead 563
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564config TXX9_DMAC
565 tristate "Toshiba TXx9 SoC DMA support"
566 depends on MACH_TX49XX || MACH_TX39XX
c6da0ba8
ZG
567 select DMA_ENGINE
568 help
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569 Support the TXx9 SoC internal DMA controller. This can be
570 integrated in chips such as the Toshiba TX4927/38/39.
c6da0ba8 571
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572config TEGRA20_APB_DMA
573 bool "NVIDIA Tegra20 APB DMA support"
574 depends on ARCH_TEGRA
7bedaa55 575 select DMA_ENGINE
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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.
7bedaa55 583
f46b1957 584config TEGRA210_ADMA
3ed16793 585 tristate "NVIDIA Tegra210 ADMA support"
4cd16941 586 depends on (ARCH_TEGRA_210_SOC || COMPILE_TEST) && PM_CLK
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587 select DMA_ENGINE
588 select DMA_VIRTUAL_CHANNELS
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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
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597config TIMB_DMA
598 tristate "Timberdale FPGA DMA support"
4aa258af 599 depends on MFD_TIMBERDALE || COMPILE_TEST
96286b57 600 select DMA_ENGINE
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601 help
602 Enable support for the Timberdale FPGA DMA engine.
96286b57 603
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MY
604config 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
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615config XGENE_DMA
616 tristate "APM X-Gene DMA support"
617 depends on ARCH_XGENE || COMPILE_TEST
d6be34fb 618 select DMA_ENGINE
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619 select DMA_ENGINE_RAID
620 select ASYNC_TX_ENABLE_CHANNEL_SWITCH
d6be34fb 621 help
3c216190 622 Enable support for the APM X-Gene SoC DMA engine.
5f9e685a 623
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624config XILINX_DMA
625 tristate "Xilinx AXI DMAS Engine"
b72db400 626 depends on (ARCH_ZYNQ || MICROBLAZE || ARM64)
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627 select DMA_ENGINE
628 help
629 Enable support for Xilinx AXI VDMA Soft IP.
630
fde57a7c 631 AXI VDMA engine provides high-bandwidth direct memory access
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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.
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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.
9cd4360d 642
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643config 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.
9cd4360d 649
e3fa9841 650config ZX_DMA
253f9f44 651 tristate "ZTE ZX DMA support"
854d4bd2 652 depends on ARCH_ZX || COMPILE_TEST
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653 select DMA_ENGINE
654 select DMA_VIRTUAL_CHANNELS
655 help
253f9f44 656 Support the DMA engine for ZTE ZX family platform devices.
5689ba7f 657
9f2fd0df 658
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659# driver files
660source "drivers/dma/bestcomm/Kconfig"
c13c8260 661
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662source "drivers/dma/mediatek/Kconfig"
663
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664source "drivers/dma/qcom/Kconfig"
665
3c216190 666source "drivers/dma/dw/Kconfig"
50437bff 667
3c216190 668source "drivers/dma/hsu/Kconfig"
1b2e98bc 669
3c216190 670source "drivers/dma/sh/Kconfig"
5fa422c9 671
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672source "drivers/dma/ti/Kconfig"
673
3c216190 674# clients
db217334 675comment "DMA Clients"
2ed6dc34 676 depends on DMA_ENGINE
db217334 677
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678config ASYNC_TX_DMA
679 bool "Async_tx: Offload support for the async_tx api"
9a8de639 680 depends on DMA_ENGINE
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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
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689config DMATEST
690 tristate "DMA Test client"
691 depends on DMA_ENGINE
58532e66 692 select DMA_ENGINE_RAID
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693 help
694 Simple DMA test client. Say N unless you're debugging a
695 DMA Device driver.
696
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697config DMA_ENGINE_RAID
698 bool
699
2ed6dc34 700endif