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Date:   Tue, 7 Nov 2023 22:21:15 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Abel Vesa <abel.vesa@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Kevin Hilman <khilman@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Stanimir Varbanov <stanimir.k.varbanov@...il.com>,
        Vikash Garodia <quic_vgarodia@...cinc.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Taniya Das <tdas@....qualcomm.com>, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-media@...r.kernel.org,
        Jagadeesh Kona <quic_jkona@...cinc.com>
Subject: Re: [PATCH RESEND v3 4/5] clk: qcom: Use HW_CTRL_TRIGGER flag to
 switch video GDSC to HW mode



On 11/7/23 14:05, Bryan O'Donoghue wrote:
> On 01/11/2023 09:04, Abel Vesa wrote:
>> From: Jagadeesh Kona <quic_jkona@...cinc.com>
>>
>> The current HW_CTRL flag switches the video GDSC to HW control mode as
>> part of GDSC enable itself, instead of that use HW_CTRL_TRIGGER flag to
>> give consumer drivers more control and switch the GDSC mode as and when
>> required.
>>
>> HW_CTRL_TRIGGER flag allows consumer drivers to switch the video GDSC to
>> HW/SW control modes at runtime using dev_pm_genpd_set_hwmode API.
>>
>> Signed-off-by: Jagadeesh Kona <quic_jkona@...cinc.com>
>> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
>> ---
>>   drivers/clk/qcom/videocc-sc7180.c | 2 +-
>>   drivers/clk/qcom/videocc-sc7280.c | 2 +-
>>   drivers/clk/qcom/videocc-sdm845.c | 4 ++--
>>   drivers/clk/qcom/videocc-sm8250.c | 4 ++--
>>   drivers/clk/qcom/videocc-sm8550.c | 4 ++--
>>   5 files changed, 8 insertions(+), 8 deletions(-)
> 
> So.
> 
> I'm assuming the rest of this series works however for sc8250 at least this is a NAK, breaks venus on rb5.
Are you saying that applying this patch alone causes the attached crash?

Konrad

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