Re: [PATCH v2 0/6] ARM: dts: sun8i: v3s: Enable video decoder

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Hi Martin,

On 12/09/2020 16:30, Martin Cerveny wrote:
> First patch extends cedrus capability to all decoders
> because V3s missing MPEG2 decoder.
> 
> Next two patches add system control node (SRAM C1) and 
> next three patches add support for Cedrus VPU.
> 
> Tested on "Lichee Zero" V3s platform with testing LCD patch
> ( https://github.com/mcerveny/linux/tree/v3s_videocodec_v4 )
> and V4L2 raw API testing utility
> ( https://github.com/mcerveny/v4l2-request-test ):
> - enabled LCD (DRM dual VI and sigle UI planes)
> - added RGB panel
> - enabled PWM
> 
> There is low memory on V3s (64MB) and maximum must be available to CMA:
> - CONFIG_CMA_SIZE_MBYTES=28
> - add swap to swapout other processes
> - decrease buffers in v4l2-request-test (.buffers_count from 16 to 6)
> 
> Only H.264 decoder working - MPEG and H.265 unsupported by V3s,
> JPEG/MJPEG still unimplemented, encoder unimplemented

When I tried to merged these patches I got merge conflicts.

Possibly due to other 5.10 changes, but certainly because of conflicts
with patches from Jernej:

https://patchwork.linuxtv.org/project/linux-media/patch/20200825173523.1289379-4-jernej.skrabec@xxxxxxxx/
https://patchwork.linuxtv.org/project/linux-media/patch/20200825173523.1289379-5-jernej.skrabec@xxxxxxxx/

I've merged Jerne's patches and posted a PR for that:
https://patchwork.linuxtv.org/project/linux-media/patch/f3b8e5e2-5f0e-fb6f-e5b2-7f44f7e365e7@xxxxxxxxx/

Can you rebase your patches on top of my branch that contains Jernej's patches?

https://git.linuxtv.org/hverkuil/media_tree.git/log/?h=for-v5.11e

Once my PR is merged into the media_tree master I can take your rebased
patches.

Regards,

	Hans

> 
> best regards,
> Martin
> 
> Changes since v1:
> - patch 0005 rename
> - added testing description
> 
> Martin Cerveny (6):
>   media: cedrus: Register all codecs as capability
>   dt-bindings: sram: allwinner,sun4i-a10-system-control: Add V3s
>     compatibles
>   ARM: dts: sun8i: v3s: Add node for system control
>   media: cedrus: Add support for V3s
>   dt-bindings: media: cedrus: Add V3s compatible
>   ARM: dts: sun8i: v3s: Add video engine node
> 
>  .../allwinner,sun4i-a10-video-engine.yaml     |  1 +
>  .../allwinner,sun4i-a10-system-control.yaml   |  6 ++++
>  arch/arm/boot/dts/sun8i-v3s.dtsi              | 33 +++++++++++++++++++
>  drivers/staging/media/sunxi/cedrus/cedrus.c   | 28 +++++++++++++++-
>  drivers/staging/media/sunxi/cedrus/cedrus.h   |  2 ++
>  .../staging/media/sunxi/cedrus/cedrus_video.c |  2 ++
>  6 files changed, 71 insertions(+), 1 deletion(-)
> 

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