From: Akhil R <akhilrajeev@nvidia.com>
To: <dan.j.williams@intel.com>, <devicetree@vger.kernel.org>,
<dmaengine@vger.kernel.org>, <jonathanh@nvidia.com>,
<kyarlagadda@nvidia.com>, <ldewangan@nvidia.com>,
<linux-kernel@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
<p.zabel@pengutronix.de>, <rgumasta@nvidia.com>,
<robh+dt@kernel.org>, <thierry.reding@gmail.com>,
<vkoul@kernel.org>
Cc: <akhilrajeev@nvidia.com>
Subject: [PATCH v16 0/4] Add NVIDIA Tegra GPC-DMA driver
Date: Mon, 10 Jan 2022 21:35:14 +0530 [thread overview]
Message-ID: <1641830718-23650-1-git-send-email-akhilrajeev@nvidia.com> (raw)
Add support for NVIDIA Tegra general purpose DMA driver for
Tegra186 and Tegra194 platform.
v15 -> v16:
* Added cyclic mode support
* Added device pause and resume
* Added sg_req array to handle multiple sgs
* Request irq only when a dma chan is allocated
* Removed locks and busy flag
* Updates in terminate_all callback
v15 - https://lkml.org/lkml/2021/12/16/905
The additional changes were added to align with the features that got
added in the interim.
Keeping "Reviewed-by: Jon Hunter <jonathanh@nvidia.com>" as the changes
were reviewed internally.
Akhil R (4):
dt-bindings: dmaengine: Add doc for tegra gpcdma
dmaengine: tegra: Add tegra gpcdma driver
arm64: defconfig: tegra: Enable GPCDMA
arm64: tegra: Add GPCDMA node for tegra186 and tegra194
.../bindings/dma/nvidia,tegra186-gpc-dma.yaml | 110 ++
arch/arm64/boot/dts/nvidia/tegra186.dtsi | 42 +
arch/arm64/boot/dts/nvidia/tegra194.dtsi | 43 +
arch/arm64/configs/defconfig | 1 +
drivers/dma/Kconfig | 11 +
drivers/dma/Makefile | 1 +
drivers/dma/tegra186-gpc-dma.c | 1464 ++++++++++++++++++++
7 files changed, 1672 insertions(+)
create mode 100644 Documentation/devicetree/bindings/dma/nvidia,tegra186-gpc-dma.yaml
create mode 100644 drivers/dma/tegra186-gpc-dma.c
--
2.7.4
next reply other threads:[~2022-01-10 16:05 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-10 16:05 Akhil R [this message]
2022-01-10 16:05 ` [PATCH v16 1/4] dt-bindings: dmaengine: Add doc for tegra gpcdma Akhil R
2022-01-10 16:05 ` [PATCH v16 2/4] dmaengine: tegra: Add tegra gpcdma driver Akhil R
2022-01-14 11:57 ` Dmitry Osipenko
2022-01-17 7:02 ` Akhil R
2022-01-17 15:41 ` Dmitry Osipenko
2022-01-18 5:36 ` Akhil R
2022-01-18 13:48 ` Dmitry Osipenko
2022-01-21 16:24 ` Akhil R
2022-01-22 18:31 ` Dmitry Osipenko
2022-01-23 16:49 ` Akhil R
2022-01-23 21:07 ` Dmitry Osipenko
2022-01-27 16:29 ` Akhil R
2022-01-27 23:15 ` Dmitry Osipenko
2022-01-10 16:05 ` [PATCH v16 3/4] arm64: defconfig: tegra: Enable GPCDMA Akhil R
2022-01-10 16:05 ` [PATCH v16 4/4] arm64: tegra: Add GPCDMA node for tegra186 and tegra194 Akhil R
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