linux-kernel - Re: [PATCH 0/5]Add support for mt2701 JPEG ENC support

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Date:   Tue, 9 Jul 2019 15:46:07 +0200
From:   Hans Verkuil <hverkuil-cisco@...all.nl>
To:     Xia Jiang <xia.jiang@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rick Chang <rick.chang@...iatek.com>
Cc:     linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Tomasz Figa <tfiga@...omium.org>, srv_heupstream@...iatek.com
Subject: Re: [PATCH 0/5]Add support for mt2701 JPEG ENC support

On 7/9/19 5:20 AM, Xia Jiang wrote:
> This patchset add support for mt2701 JPEG ENC support.
> 
> This is the compliance test result for jpeg dec and enc.
> 
> The JPEG dec log:
> ------------------------------------------------------------
> v4l2-compliance -d /dev/video0
> v4l2-compliance SHA: 08fed4d0edb1492b91d9d1054c36fed95c372eaa, 32 bits

Hmm, the SHA indicates that you are using an old v4l2-compliance version.
Please get the latest code from the v4l-utils git repo.

<snip>

> Buffer ioctls:
>                 fail: v4l2-test-buffers.cpp(713): q.create_bufs(node, 1, &fmt) != EINVAL

This should be fixed: this test tries to create a buffer of half the minimum
size, and the driver doesn't check that it is too small.

Ditto for the encoder.

Regards,

	Hans