linux-kernel - Re: [PATCH 1/2] phy: qcom-qmp-combo: Square out 8550 POWER_STATE

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Message-ID: <CAA8EJppHjejyKn6d2H34ofX6MYG+pFNnCCTaKrDO9=P8A-WrAg@mail.gmail.com>
Date:   Wed, 30 Aug 2023 01:55:24 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Abel Vesa <abel.vesa@...aro.org>,
        Johan Hovold <johan+linaro@...nel.org>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] phy: qcom-qmp-combo: Square out 8550 POWER_STATE_CONFIG1

On Tue, 29 Aug 2023 at 23:59, Konrad Dybcio <konrad.dybcio@...aro.org> wrote:
>
> There are two instances of the POWER_STATE_CONFIG1 register: one in
> the PCS space and another one in PCS_USB.
>
> The downstream init sequence pokes the latter one while we've been poking
> the former one (and misnamed it as the latter one, impostor!). Fix that
> up to avoid UB.
>
> Fixes: 49742e9edab3 ("phy: qcom-qmp-combo: Add support for SM8550")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
>  drivers/phy/qualcomm/phy-qcom-qmp-combo.c      | 2 +-
>  drivers/phy/qualcomm/phy-qcom-qmp-pcs-usb-v6.h | 3 ++-
>  2 files changed, 3 insertions(+), 2 deletions(-)
>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>


-- 
With best wishes
Dmitry