linux-kernel - Re: [PATCH v3 4/7] media: venus: scale MMCX power domain on SM8250

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Message-ID: <0dbcc8f5-d86c-347b-0289-ae87587f2e2f@oss.qualcomm.com>
Date: Thu, 5 Feb 2026 11:44:05 +0530
From: Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Taniya Das <quic_tdas@...cinc.com>, Jonathan Marek <jonathan@...ek.ca>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Bryan O'Donoghue <bod@...nel.org>,
        Vikash Garodia <vikash.garodia@....qualcomm.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Hans Verkuil <hverkuil@...nel.org>,
        Stefan Schmidt <stefan.schmidt@...aro.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Dikshita Agarwal <dikshita@....qualcomm.com>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-media@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Subject: Re: [PATCH v3 4/7] media: venus: scale MMCX power domain on SM8250



On 2/4/2026 6:29 AM, Dmitry Baryshkov wrote:
> On SM8250 most of the video clocks are powered by the MMCX domain, while
> the PLL is powered on by the MX domain. Extend the driver to support
> scaling both power domains, while keeping compatibility with the
> existing DTs, which define only the MX domain.
> 
> Fixes: 0aeabfa29a9c ("media: venus: core: add sm8250 DT compatible and resource data")
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---
>  drivers/media/platform/qcom/venus/core.c       | 7 ++++++-
>  drivers/media/platform/qcom/venus/core.h       | 1 +
>  drivers/media/platform/qcom/venus/pm_helpers.c | 8 +++++++-
>  3 files changed, 14 insertions(+), 2 deletions(-)
> 

Reviewed-by: Dikshita Agarwal <dikshita.agarwal@....qualcomm.com>

Thanks,
Dikshita