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| author | Peng Ma <peng.ma@nxp.com> | 2018-10-30 10:36:00 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2019-01-07 09:50:16 +0530 |
| commit | b092529e0aa09829a6404424ce167bf3ce3235e2 (patch) | |
| tree | e438b01cf3a64dc435ec39d19dd36172689c59e2 /drivers/dma/Kconfig | |
| parent | a1ff82a9c165ba26f0e2f4771d0490c513056428 (diff) | |
| download | talos-op-linux-b092529e0aa09829a6404424ce167bf3ce3235e2.tar.gz talos-op-linux-b092529e0aa09829a6404424ce167bf3ce3235e2.zip | |
dmaengine: fsl-qdma: Add qDMA controller driver for Layerscape SoCs
NXP Queue DMA controller(qDMA) on Layerscape SoCs supports channel
virtuallization by allowing DMA jobs to be enqueued into different
command queues.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Jiaheng Fan <jiaheng.fan@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/Kconfig')
| -rw-r--r-- | drivers/dma/Kconfig | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index d2286c7f7222..0b1dfb5bf2d9 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -218,6 +218,20 @@ config FSL_EDMA multiplexing capability for DMA request sources(slot). This module can be found on Freescale Vybrid and LS-1 SoCs. +config FSL_QDMA + tristate "NXP Layerscape qDMA engine support" + depends on ARM || ARM64 + select DMA_ENGINE + select DMA_VIRTUAL_CHANNELS + select DMA_ENGINE_RAID + select ASYNC_TX_ENABLE_CHANNEL_SWITCH + help + Support the NXP Layerscape qDMA engine with command queue and legacy mode. + Channel virtualization is supported through enqueuing of DMA jobs to, + or dequeuing DMA jobs from, different work queues. + This module can be found on NXP Layerscape SoCs. + The qdma driver only work on SoCs with a DPAA hardware block. + config FSL_RAID tristate "Freescale RAID engine Support" depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH |
