linux-kernel - Re: [PATCH] Revert "venus: firmware: Correct non-pix start and end addresses"

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Date:   Fri, 10 Feb 2023 11:07:03 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     Vikash Garodia <vgarodia@....qualcomm.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "mka@...omium.org" <mka@...omium.org>
Cc:     Albert Esteve <aesteve@...hat.com>,
        "stanimir.varbanov@...aro.org" <stanimir.varbanov@...aro.org>,
        Enric Balletbo i Serra <eballetb@...hat.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Stanimir Varbanov <stanimir.k.varbanov@...il.com>,
        "Vikash Garodia (QUIC)" <quic_vgarodia@...cinc.com>,
        "linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
        "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
        Fritz Koenig <frkoenig@...gle.com>,
        "Dikshita Agarwal (QUIC)" <quic_dikshita@...cinc.com>,
        "Rajeshwar Kurapaty (QUIC)" <quic_rkurapat@...cinc.com>
Subject: Re: [PATCH] Revert "venus: firmware: Correct non-pix start and end
 addresses"

Hello Vikash,

On 2/10/23 10:22, Vikash Garodia wrote:

[...]

>>
>> So what should we do about this folks? Since not allowing the driver to probe on
>> at least SC7180 is a quite serious regression, can we revert for now until a proper
>> fix is figured out?
> 
> I am able to repro this issue on sc7180 and discussing with firmware team on the cause
> of reset failure. The original patch was raised for fixing rare SMMU faults during warm
> boot of video hardware. Hence looking to understand the regressing part before we
> proceed to revert.
> 

Great, if you are working on a proper fix then that would be much better indeed.

Thanks for the follow-up!

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat