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Date:   Wed, 2 Nov 2022 11:10:52 -0500
From:   Andrew Halaney <ahalaney@redhat.com>
To:     Johan Hovold <johan+linaro@kernel.org>
Cc:     Amit Kucheria <amitk@kernel.org>,
        Thara Gopinath <thara.gopinath@gmail.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@somainline.org>,
        "Rafael J. Wysocki" <rafael@kernel.org>,
        Daniel Lezcano <daniel.lezcano@linaro.org>,
        Zhang Rui <rui.zhang@intel.com>, linux-pm@vger.kernel.org,
        linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] thermal: qcom-spmi-adc-tm5: suppress probe-deferral
 error message
Message-ID: <20221102161052.eox4sxhvfzl6dhfn@halaney-x13s>
References: <20221102152630.696-1-johan+linaro@kernel.org>
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On Wed, Nov 02, 2022 at 04:26:30PM +0100, Johan Hovold wrote:
> Drivers should not be logging errors on probe deferral. Switch to using
> dev_err_probe() to log failures when parsing the devicetree to avoid
> errors like:
> 
> 	qcom-spmi-adc-tm5 c440000.spmi:pmic@0:adc-tm@3400: get dt data failed: -517
> 
> when a channel is not yet available.
> 
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>

Reviewed-by: Andrew Halaney <ahalaney@redhat.com>

> ---
>  drivers/thermal/qcom/qcom-spmi-adc-tm5.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
> index a3310bf061cb..c70615d2d771 100644
> --- a/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
> +++ b/drivers/thermal/qcom/qcom-spmi-adc-tm5.c
> @@ -1031,10 +1031,8 @@ static int adc_tm5_probe(struct platform_device *pdev)
>  		return irq;
>  
>  	ret = adc_tm5_get_dt_data(adc_tm, node);
> -	if (ret) {
> -		dev_err(dev, "get dt data failed: %d\n", ret);
> -		return ret;
> -	}
> +	if (ret)
> +		return dev_err_probe(dev, ret, "get dt data failed\n");
>  
>  	ret = adc_tm->data->init(adc_tm);
>  	if (ret) {
> -- 
> 2.37.3
>