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media: meson: add v4l2 m2m video decoder driver

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Amlogic SoCs feature a powerful video decoder unit able to
decode many formats, with a performance of usually up to 4k60.

This is a driver for this IP that is based around the v4l2 m2m framework.

It features decoding for:
- MPEG 1
- MPEG 2

Supported SoCs are: GXBB (S905), GXL (S905X/W/D), GXM (S912)

There is also a hardware bitstream parser (ESPARSER) that is handled here.

Signed-off-by: Maxime Jourdan <mjourdan@baylibre.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Maxime Jourdan 2019-06-06 12:05:11 -04:00 • committed by Mauro Carvalho Chehab
commit 3e7f51bd96
18 changed files with 2980 additions and 0 deletions
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