linux-kernel - Re: [PATCH v4 0/8] power: supply: Add several features support in qcom-battmgr driver

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Message-ID: <3d2e8600-fee4-41ab-b8a2-9940a2acd389@oss.qualcomm.com>
Date: Wed, 17 Sep 2025 10:23:42 +0800
From: Fenglin Wu <fenglin.wu@....qualcomm.com>
To: Sebastian Reichel <sebastian.reichel@...labora.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Subbaraman Narayanamurthy <subbaraman.narayanamurthy@....qualcomm.com>,
        David Collins <david.collins@....qualcomm.com>,
        György Kurucz <me@...uczgy.com>,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, kernel@....qualcomm.com,
        devicetree@...r.kernel.org, linux-usb@...r.kernel.org,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: Re: [PATCH v4 0/8] power: supply: Add several features support in
 qcom-battmgr driver


On 9/17/2025 3:35 AM, Sebastian Reichel wrote:
> Hi,
>
> On Mon, Sep 15, 2025 at 04:49:52PM +0800, Fenglin Wu via B4 Relay wrote:
>> Add following features in qcom-battmgr drivers as the battery management
>> firmware has provided such capabilities:
>>   - Add resistance power supply property in core driver and qcom-battmgr
>>     driver to get battery resistance
>>   - Add state_of_health power supply property in core driver and
>>     qcom-battmgr driver to get battery health percentage
>>   - Add charge control start/end threshold control by using
>>     charge_control_start_threshold and charge_control_end_threshold power
>>     supply properties
>>
>> The changes have been tested on QRD8650 and X1E80100-CRD devices based on
>> qcom/linux.git for-next commit a679f3f6931cdb0c2ef5dc0c26f895ae3f6c1ddc.
>>
>> Signed-off-by: Fenglin Wu <fenglin.wu@....qualcomm.com>
>> ---
> Unrelated to this series specifically, but can you look into fixing
> the following errors (appearing at least on X1E based Thinkpad T14s)?
>
> qcom_battmgr.pmic_glink_power_supply pmic_glink.power-supply.0: unknown notification: 0x283
> qcom_battmgr.pmic_glink_power_supply pmic_glink.power-supply.0: unknown notification: 0x283
> qcom_battmgr.pmic_glink_power_supply pmic_glink.power-supply.0: unknown notification: 0x483
> qcom_battmgr.pmic_glink_power_supply pmic_glink.power-supply.0: unknown notification: 0x83
>
> Thanks,
>
> -- Sebastian

Sure.

I will look into this and fix them if I can see the same on my X1E80100 
CRD device.