On Mon, Jul 20, 2020 at 12:04:12PM +0530, Rajesh Gumasta wrote: > Add support for Nvida Tegra general purpose DMA driver for > Tegra186 and Tegra194 platform. > > Patch 1: Add dt-binding document for Tegra GPCDMA driver > Patch 2: Add Tegra GPCDMA driver > Patch 3: Enable Tegra GPCDMA as module > Patch 4: Add GPCDMA DT node for Tegra186 and Tegra194 > > Rajesh Gumasta (4): > dt-bindings: dma: Add DT binding document > dma: tegra: Adding Tegra GPC DMA controller driver > arm64: configs: enable tegra gpc dma > arm64: tegra: Add GPCDMA node in dt > > .../bindings/dma/nvidia,tegra-gpc-dma.yaml | 99 ++ > arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 4 + > arch/arm64/boot/dts/nvidia/tegra186.dtsi | 46 + > arch/arm64/boot/dts/nvidia/tegra194.dtsi | 44 + > arch/arm64/configs/defconfig | 1 + > drivers/dma/Kconfig | 12 + > drivers/dma/Makefile | 1 + > drivers/dma/tegra-gpc-dma.c | 1512 ++++++++++++++++++++ > 8 files changed, 1719 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/nvidia,tegra-gpc-dma.yaml > create mode 100644 drivers/dma/tegra-gpc-dma.c Hi Rajesh, can you provide instructions on how to test that this driver does what it's supposed to? I could probably figure out how to run this with the kernel's built-in dmatest module, but if you could provide a set of parameters that you've used or other instructions on how to validate this it would greatly help. Thanks, Thierry > > -- > 2.7.4 >
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