linux-kernel - Re: [PATCH] power: supply: qcom_battmgr: fix battery

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Message-ID: <ZRahE9StzjDMzaCy@hovoldconsulting.com>
Date:   Fri, 29 Sep 2023 12:04:03 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Sebastian Reichel <sebastian.reichel@...labora.com>
Cc:     Sebastian Reichel <sre@...nel.org>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH] power: supply: qcom_battmgr: fix battery_id type

On Tue, Sep 19, 2023 at 02:42:22PM +0200, Sebastian Reichel wrote:
> qcom_battmgr_update_request.battery_id is written to using cpu_to_le32()
> and should be of type __le32, just like all other 32bit integer requests
> for qcom_battmgr.
> 
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202309162149.4owm9iXc-lkp@intel.com/
> Fixes: 29e8142b5623 ("power: supply: Introduce Qualcomm PMIC GLINK power supply")
> Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
> ---
>  drivers/power/supply/qcom_battmgr.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/power/supply/qcom_battmgr.c b/drivers/power/supply/qcom_battmgr.c
> index de77df97b3a4..a05fd00711f6 100644
> --- a/drivers/power/supply/qcom_battmgr.c
> +++ b/drivers/power/supply/qcom_battmgr.c
> @@ -105,7 +105,7 @@ struct qcom_battmgr_property_request {
>  
>  struct qcom_battmgr_update_request {
>  	struct pmic_glink_hdr hdr;
> -	u32 battery_id;
> +	__le32 battery_id;
>  };
>  
>  struct qcom_battmgr_charge_time_request {

I can confirm that this addresses the corresponding sparse warnings:

Reviewed-by: Johan Hovold <johan+linaro@...nel.org>

I'll send a fix for the remaining warnings...

Johan