Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
MIME-Version: 1.0
In-Reply-To: <1646300401-9063-3-git-send-email-quic_vpolimer@quicinc.com>
References: <1646300401-9063-1-git-send-email-quic_vpolimer@quicinc.com> <1646300401-9063-3-git-send-email-quic_vpolimer@quicinc.com>
From:   Stephen Boyd <swboyd@chromium.org>
User-Agent: alot/0.10
Date:   Thu, 3 Mar 2022 14:06:12 -0800
Message-ID: <CAE-0n539U9OzNRoaAG28TG7UJBUdiBYdJ-PKzGyF++ihK0Xo1A@mail.gmail.com>
Subject: Re: [PATCH v4 2/4] arm64/dts/qcom/sc7180: remove assigned-clock-rate
 property for mdp clk
To:     Vinod Polimera <quic_vpolimer@quicinc.com>,
        devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org,
        freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org, robdclark@gmail.com,
        dianders@chromium.org, quic_kalyant@quicinc.com
Content-Type: text/plain; charset="UTF-8"
Precedence: bulk

Quoting Vinod Polimera (2022-03-03 01:39:59)
> Kernel clock driver assumes that initial rate is the
> max rate for that clock and was not allowing it to scale
> beyond the assigned clock value.
>
> Drop the assigned clock rate property and vote on the mdp clock as per
> calculated value during the usecase.
>
> Fixes: a3db7ad1af("arm64: dts: qcom: sc7180: add display dt nodes")
> Signed-off-by: Vinod Polimera <quic_vpolimer@quicinc.com>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>