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[104.188.17.28]) by smtp.gmail.com with ESMTPSA id b22sm2907600pju.26.2020.07.29.12.31.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jul 2020 12:31:57 -0700 (PDT) Date: Wed, 29 Jul 2020 12:28:28 -0700 From: Bjorn Andersson To: Rajendra Nayak Cc: stanimir.varbanov@linaro.org, robh+dt@kernel.org, agross@kernel.org, linux-arm-msm@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, mka@chromium.org Subject: Re: [PATCH v5 1/5] dt-bindings: media: venus: Add an optional power domain for perf voting Message-ID: <20200729192828.GH229995@builder.lan> References: <1596007005-30425-1-git-send-email-rnayak@codeaurora.org> <1596007005-30425-2-git-send-email-rnayak@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1596007005-30425-2-git-send-email-rnayak@codeaurora.org> Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Wed 29 Jul 00:16 PDT 2020, Rajendra Nayak wrote: > Venus needs to vote for the performance state of a power domain (cx) > to be able to support DVFS. This 'cx' power domain is controlled by > rpmh and is a common power domain (scalable) not specific to > venus alone. This is optional in the sense that, leaving this power > domain out does not really impact the functionality but just makes > the platform a little less power efficient. > > Signed-off-by: Rajendra Nayak > Reviewed-by: Rob Herring Reviewed-by: Bjorn Andersson > --- > Documentation/devicetree/bindings/media/qcom,sc7180-venus.yaml | 6 +++++- > Documentation/devicetree/bindings/media/qcom,sdm845-venus-v2.yaml | 6 +++++- > 2 files changed, 10 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/media/qcom,sc7180-venus.yaml b/Documentation/devicetree/bindings/media/qcom,sc7180-venus.yaml > index 55f2d67..04e303b 100644 > --- a/Documentation/devicetree/bindings/media/qcom,sc7180-venus.yaml > +++ b/Documentation/devicetree/bindings/media/qcom,sc7180-venus.yaml > @@ -25,12 +25,16 @@ properties: > maxItems: 1 > > power-domains: > - maxItems: 2 > + minItems: 2 > + maxItems: 3 > > power-domain-names: > + minItems: 2 > + maxItems: 3 > items: > - const: venus > - const: vcodec0 > + - const: cx > > clocks: > maxItems: 5 > diff --git a/Documentation/devicetree/bindings/media/qcom,sdm845-venus-v2.yaml b/Documentation/devicetree/bindings/media/qcom,sdm845-venus-v2.yaml > index 157dff8..90013d4 100644 > --- a/Documentation/devicetree/bindings/media/qcom,sdm845-venus-v2.yaml > +++ b/Documentation/devicetree/bindings/media/qcom,sdm845-venus-v2.yaml > @@ -25,13 +25,17 @@ properties: > maxItems: 1 > > power-domains: > - maxItems: 3 > + minItems: 3 > + maxItems: 4 > > power-domain-names: > + minItems: 3 > + maxItems: 4 > items: > - const: venus > - const: vcodec0 > - const: vcodec1 > + - const: cx > > clocks: > maxItems: 7 > -- > QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member > of Code Aurora Forum, hosted by The Linux Foundation >