[PATCH v2 0/2] NVIDIA Tegra20 video decoder driver

From: Dmitry Osipenko
Date: Tue Oct 03 2017 - 17:53:56 EST


This driver provides accelerated video decoding to NVIDIA Tegra20 SoC's,
it is a result of reverse-engineering efforts. Driver has been tested on
Toshiba AC100 and Acer A500, it should work on any Tegra20 device.

In userspace this driver is utilized by libvdpau-tegra [0] that implements
VDPAU interface, so any video player that supports VDPAU can provide
accelerated video decoding on Tegra20 on Linux.

[0] https://github.com/grate-driver/libvdpau-tegra

Change log:
v2:
- Addressed v1 review comments from Stephen Warren and Dan Carpenter
- Implemented runtime PM
- Miscellaneous code cleanups
- Changed 'TODO'
- CC'd media maintainers for the review as per Greg K-H request,
v1 can be viewed at https://lkml.org/lkml/2017/9/25/606

Dmitry Osipenko (2):
staging: Introduce NVIDIA Tegra20 video decoder driver
ARM: dts: tegra20: Add video decoder node

.../bindings/arm/tegra/nvidia,tegra20-vde.txt | 43 +
arch/arm/boot/dts/tegra20.dtsi | 17 +
drivers/staging/Kconfig | 2 +
drivers/staging/Makefile | 1 +
drivers/staging/tegra-vde/Kconfig | 6 +
drivers/staging/tegra-vde/Makefile | 1 +
drivers/staging/tegra-vde/TODO | 5 +
drivers/staging/tegra-vde/uapi.h | 101 ++
drivers/staging/tegra-vde/vde.c | 1105 ++++++++++++++++++++
9 files changed, 1281 insertions(+)
create mode 100644 Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-vde.txt
create mode 100644 drivers/staging/tegra-vde/Kconfig
create mode 100644 drivers/staging/tegra-vde/Makefile
create mode 100644 drivers/staging/tegra-vde/TODO
create mode 100644 drivers/staging/tegra-vde/uapi.h
create mode 100644 drivers/staging/tegra-vde/vde.c

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2.14.1