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Message-ID: <febaa3cd-f8c3-c35e-2f1d-403c80c132b8@linaro.org>
Date: Tue, 18 Jul 2023 15:28:00 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Johan Hovold <johan@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>,
Andy Gross <agross@...nel.org>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Marijn Suijten <marijn.suijten@...ainline.org>,
linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 07/15] clk: qcom: gpucc-sm6115: Add runtime PM
On 18.07.2023 15:24, Johan Hovold wrote:
> On Mon, Jul 17, 2023 at 05:19:14PM +0200, Konrad Dybcio wrote:
>> The GPU_CC block on SM6115 is powered by the VDD_CX rail. We need to
>> ensure that it's enabled to prevent unwanted power collapse.
>
> This bit is not correct, the power domain would not have been disabled
> until you enable runtime PM as part of this very patch.
Right, this was a bit of a thought-jump. The part that ensures there's
any vote at all is actually the DT commit adding a reference to the
genpd.
Konrad
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