linux-kernel - Re: [PATCH 04/20] media: iris: Avoid updating frame size to firmware during reconfig

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Message-ID: <867bd193-3317-095c-21e8-e5d20a1b3893@quicinc.com>
Date: Tue, 15 Apr 2025 10:03:12 +0530
From: Dikshita Agarwal <quic_dikshita@...cinc.com>
To: Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Vikash Garodia
	<quic_vgarodia@...cinc.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        "Mauro Carvalho Chehab" <mchehab@...nel.org>,
        Stefan Schmidt
	<stefan.schmidt@...aro.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        "Bjorn
 Andersson" <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        "Rob Herring" <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        "Conor Dooley" <conor+dt@...nel.org>
CC: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Neil Armstrong
	<neil.armstrong@...aro.org>,
        <linux-media@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH 04/20] media: iris: Avoid updating frame size to firmware
 during reconfig



On 4/11/2025 6:17 PM, Bryan O'Donoghue wrote:
> On 08/04/2025 16:54, Dikshita Agarwal wrote:
>> During reconfig, the firmware sends the resolution aligned to 8 bytes.
>> If the driver sends the same resolution back to the firmware the resolution
>> will be aligned to 16 bytes not 8.
>>
>> The alignment mismatch would then subsequently cause the firmware to
>> send another redundant sequence change.
>>
>> Fix this by not setting the resolution property during reconfig.
> The log implies to me a missing Fixes: tag
Sure.

Thanks,
Dikshita
> 
> ---
> bod