linux-kernel - Re: [PATCH 0/7] media: cedrus: h265: Implement tiles support

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Message-ID: <12371972.VsHLxoZxqI@kista>
Date:   Tue, 12 Jul 2022 23:28:55 +0200
From:   Jernej Škrabec <jernej.skrabec@...il.com>
To:     mripard@...nel.org, paul.kocialkowski@...tlin.com, wens@...e.org,
        samuel@...lland.org
Cc:     mchehab@...nel.org, gregkh@...uxfoundation.org,
        hverkuil-cisco@...all.nl, linux-media@...r.kernel.org,
        linux-staging@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7] media: cedrus: h265: Implement tiles support

Dne ponedeljek, 20. junij 2022 ob 19:55:10 CEST je Jernej Skrabec napisal(a):
> Now that we have full and stable HEVC uAPI, let's implement last big
> missing piece of HEVC in Cedrus - tiles support. This is done in
> last patch. Before that, there are bug fixes (patch 1 & 2, previously
> submitted separately in [1]), error handling improvements (patch 3, 4)
> and added helper for dealing with dynamic arrays (patch 5).
> 
> These patches are based on top of [2].
> 
> Final fluster score with this series is 125/147. 11 bitstreams are
> MAIN10, which is not yet properly supported. 5 bitstreams need better
> memory management with auxiliary buffers (wip patches exists). 4 are
> too big and 2 probably fails due to ffmpeg implementation.
> 
> Used ffmpeg source is in [3].
> 
> Note - Cedrus driver currently supports only one slice per request since
> HW takes data for 1 slice only. This can be improved by loading data for
> next slice automatically after HW signalled end of decoding. Something
> for later.
> 
> Please take a look.
> 
> Best regards,
> Jernej
> 
> [1] https://patchwork.linuxtv.org/project/linux-media/list/?series=8187
> [2] https://patchwork.linuxtv.org/project/linux-media/list/?series=8208
> [3] https://github.com/jernejsk/FFmpeg/commits/hevc-mainline
> 
> Jernej Skrabec (7):
>   media: cedrus: h265: Fix flag name
>   media: cedrus: h265: Fix logic for not low delay flag
>   media: cedrus: Improve error messages for controls
>   media: cedrus: Add error handling for failed setup
>   media: cedrus: h265: Add a couple of error checks
>   media: cedrus: Add helper for determining number of elements
>   media: cedrus: h265: Implement support for tiles

Hi Hans,

do you mind picking patch 6 and 7? They are reviewed and don't depend on patch 
5.

Best regards,
Jernej