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Searched refs:DMA (Results 1 – 25 of 77) sorted by relevance

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/drivers/dma/
DKconfig3 # DMA engine configuration
7 bool "DMA Engine support"
10 DMA engines can do asynchronous data transfers without
14 DMA Device drivers supported by the configured arch, it may
18 bool "DMA Engine debugging"
22 say N here. This enables DMA engine core and driver debugging.
25 bool "DMA Engine verbose debugging"
30 the DMA engine core and drivers.
35 comment "DMA Devices"
73 provide DMA engine support. This includes the original ARM
[all …]
/drivers/dma/sh/
DKconfig3 # DMA engine configuration for sh
11 # DMA Engine Helpers
15 bool "Renesas SuperH DMA Engine support"
22 Enable support for the Renesas SuperH DMA controllers.
25 # DMA Controllers
32 Enable support for the Renesas SuperH DMA controllers.
35 tristate "Renesas R-Car Gen2 DMA Controller"
39 This driver supports the general purpose DMA controller found in the
43 tristate "Renesas USB-DMA Controller"
48 This driver supports the USB-DMA controller found in the Renesas
/drivers/dma/ti/
DKconfig3 # Texas Instruments DMA drivers
7 tristate "Texas Instruments CPPI 4.1 DMA support"
11 The Communications Port Programming Interface (CPPI) 4.1 DMA engine
22 Enable support for the TI EDMA (Enhanced DMA) controller. This DMA
34 Enable support for the TI sDMA (System DMA or DMA4) controller. This
35 DMA engine is found on OMAP and DRA7xx parts.
/drivers/dma/mediatek/
DKconfig4 tristate "MediaTek High-Speed DMA controller support"
9 Enable support for High-Speed DMA controller on MediaTek
17 tristate "MediaTek Command-Queue DMA controller support"
23 Enable support for Command-Queue DMA controller on MediaTek
35 Support for the UART DMA engine found on MediaTek MTK SoCs.
36 When SERIAL_8250_MT6577 is enabled, and if you want to use DMA,
37 you can enable the config. The DMA engine can only be used
/drivers/dma/dw/
DKconfig4 # DMA engine configuration for dw
12 tristate "Synopsys DesignWare AHB DMA platform driver"
15 Support the Synopsys DesignWare AHB DMA controller. This
19 tristate "Synopsys DesignWare AHB DMA PCI driver"
23 Support the Synopsys DesignWare AHB DMA controller on the
/drivers/usb/musb/
DKconfig122 comment "MUSB DMA mode"
125 bool 'Disable DMA (always use PIO)'
128 DMA controllers are ignored.
130 Do not choose this unless DMA support for your SOC or board
131 is unavailable (or unstable). When DMA is enabled at compile time,
141 Enable DMA transfers on UX500 platforms.
147 Enable DMA transfers using Mentor's engine.
153 Enable DMA transfers when TI CPPI DMA is available.
165 Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
/drivers/dma/qcom/
DKconfig3 tristate "QCOM BAM DMA support"
8 Enable support for the QCOM BAM DMA controller. This controller
9 provides DMA capabilities for a variety of on-chip devices.
16 Each DMA device requires one management interface driver
30 purpose slave DMA.
/drivers/net/wireless/broadcom/b43legacy/
DKconfig75 bool "DMA + PIO"
79 Include both, Direct Memory Access (DMA) and Programmed I/O (PIO)
82 default DMA is used, otherwise PIO is used.
87 bool "DMA (Direct Memory Access) only"
90 Only include Direct Memory Access (DMA).
98 This reduces the size of the driver module, by omitting the DMA code.
99 Please note that PIO transfers are slow (compared to DMA).
103 You should use PIO only if DMA does not work for you.
/drivers/iio/buffer/
DKconfig16 Provides the generic IIO DMA buffer infrastructure that can be used by
17 drivers for devices with DMA support to implement the IIO buffer.
19 Should be selected by drivers that want to use the generic DMA buffer
26 Provides a bonding of the generic IIO DMA buffer infrastructure with the
27 DMAengine framework. This can be used by converter drivers with a DMA port
28 connected to an external DMA controller which is supported by the
/drivers/rapidio/devices/
Dtsi721_dma.c75 tsi_debug(DMA, &bdma_chan->dchan.dev->device, "DMAC%d", bdma_chan->id); in tsi721_bdma_ch_init()
91 tsi_debug(DMA, &bdma_chan->dchan.dev->device, in tsi721_bdma_ch_init()
115 tsi_debug(DMA, &bdma_chan->dchan.dev->device, in tsi721_bdma_ch_init()
156 tsi_debug(DMA, &bdma_chan->dchan.dev->device, in tsi721_bdma_ch_init()
168 tsi_debug(DMA, &bdma_chan->dchan.dev->device, in tsi721_bdma_ch_init()
319 tsi_debug(DMA, &bdma_chan->dchan.dev->device, "DMAC%d (wrc=%d) %d", in tsi721_start_dma()
450 tsi_debug(DMA, ch_dev, "DMAC%d BD ring status: rdi=%d wri=%d", in tsi721_submit_sg()
537 tsi_debug(DMA, &bdma_chan->dchan.dev->device, "DMAC%d", bdma_chan->id); in tsi721_advance_work()
559 tsi_debug(DMA, &bdma_chan->dchan.dev->device, in tsi721_advance_work()
565 tsi_debug(DMA, &bdma_chan->dchan.dev->device, "DMAC%d Exit", in tsi721_advance_work()
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/drivers/iommu/
DKconfig17 remap DMA requests and/or remap interrupts from other devices on the
93 # IOMMU-agnostic DMA-mapping layer
145 remapping of DMA memory accesses from devices. With an AMD IOMMU you
146 can isolate the DMA memory of different devices and protect the
179 bool "Support for Intel IOMMU using DMA Remapping Devices"
187 DMA remapping (DMAR) devices support enables independent address
188 translations for Direct Memory Access (DMA) from devices.
189 These DMA remapping devices are reported via ACPI tables
190 and include PCI device scope covered by these DMA
213 to access DMA resources through process address space by
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/drivers/media/pci/cx25821/
DKconfig15 tristate "Conexant 25821 DMA audio support"
19 This is a video4linux driver for direct (DMA) audio on
/drivers/dma/bestcomm/
DKconfig7 tristate "Bestcomm DMA engine support"
17 If you want to use drivers that require DMA operations,
/drivers/crypto/ux500/
DKconfig25 Depends on UX500/STM DMA if running in DMA mode.
/drivers/media/pci/cx18/
DKconfig28 tristate "Conexant 23418 DMA audio support"
32 This is a video4linux driver for direct (DMA) audio on
/drivers/ide/
DKconfig358 IDE controllers. This allows the kernel to change PIO, DMA and UDMA
366 This driver ensures (U)DMA support for ALI 1533, 1543 and 1543C
383 change PIO, DMA and UDMA speeds and to configure the chip to
392 This allows the kernel to change PIO, DMA and UDMA speeds
426 Include support for PIO tuning and virtual DMA on the Cyrix MediaGX
466 HPT366 is an Ultra DMA chipset for ATA-66.
467 HPT368 is an Ultra DMA chipset for ATA-66 RAID Based.
468 HPT370 is an Ultra DMA chipset for ATA-100.
469 HPT372 is an Ultra DMA chipset for ATA-100.
470 HPT374 is an Ultra DMA chipset for ATA-100.
[all …]
/drivers/rapidio/
DKconfig38 bool "DMA Engine support for RapidIO"
43 Say Y here if you want to use DMA Engine frameork for RapidIO data
46 memory and memory on remote target device. You need a DMA controller
/drivers/staging/kpc2000/
DKconfig50 tristate "Daktronics KPC DMA controller"
53 Say Y here if you wish to support the Daktronics DMA controller.
/drivers/vfio/
DKconfig37 Only with an IOMMU can userspace access to DMA capable devices be
43 this mode since there is no IOMMU to provide DMA translation.
/drivers/media/pci/saa7134/
DKconfig19 tristate "Philips SAA7134 DMA audio support"
23 This is a video4linux driver for direct (DMA) audio in
/drivers/video/fbdev/omap/
DKconfig53 bool "Set DMA SDRAM access priority high"
57 (SDRAM) this will speed up graphics DMA operations.
/drivers/parport/
DKconfig66 bool "Use FIFO/DMA if available"
72 As well as actually having a FIFO, or DMA capability, the kernel
76 specify which IRQ/DMA to use.
83 find out things like base addresses, IRQ lines and DMA channels. It
/drivers/media/platform/exynos4-is/
DKconfig74 bool "EXYNOS4x12 FIMC-IS ISP Direct DMA capture support"
80 video capture interface for the FIMC-IS ISP raw (Bayer) capture DMA.
/drivers/mmc/host/
DKconfig34 Qcom SOCs and MMC, you would probably need this option to get DMA working.
44 If you have a STM32 sdmmc host with internal DMA say Y here.
340 bool "DMA support on S3C SDHCI"
343 Enable DMA support on the Samsung S3C SDHCI glue. The DMA
605 PIO is slower than DMA as it requires CPU instructions to
610 bool "Use DMA transfers only"
612 Use DMA to transfer data between memory and the hardare.
614 Currently, the DMA support in this driver seems to not be
663 tristate "DMA for SDHI SD/SDIO controllers using SYS-DMAC"
667 This provides DMA support for SDHI SD/SDIO controllers
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/drivers/staging/ralink-gdma/
DKconfig3 tristate "RALINK DMA support"

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