linux-kernel - Re: [PATCH 3/7] usb: dwc3: qcom: fix missing optional irq warnings

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Date:   Wed, 13 Jul 2022 09:00:05 -0500
From:   Andrew Halaney <ahalaney@...hat.com>
To:     Johan Hovold <johan+linaro@...nel.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Felipe Balbi <balbi@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Wesley Cheng <quic_wcheng@...cinc.com>,
        linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/7] usb: dwc3: qcom: fix missing optional irq warnings

On Wed, Jul 13, 2022 at 03:13:36PM +0200, Johan Hovold wrote:
> Not all platforms have all of the four currently supported wakeup
> interrupts so use the optional irq helpers when looking up interrupts to
> avoid printing error messages when an optional interrupt is not found:
> 
> 	dwc3-qcom a6f8800.usb: error -ENXIO: IRQ hs_phy_irq not found
> 
> Fixes: a4333c3a6ba9 ("usb: dwc3: Add Qualcomm DWC3 glue driver")
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> ---
>  drivers/usb/dwc3/dwc3-qcom.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
> index 77036551987a..c5e482f53e9d 100644
> --- a/drivers/usb/dwc3/dwc3-qcom.c
> +++ b/drivers/usb/dwc3/dwc3-qcom.c
> @@ -490,9 +490,9 @@ static int dwc3_qcom_get_irq(struct platform_device *pdev,
>  	int ret;
>  
>  	if (np)
> -		ret = platform_get_irq_byname(pdev_irq, name);
> +		ret = platform_get_irq_byname_optional(pdev_irq, name);
>  	else
> -		ret = platform_get_irq(pdev_irq, num);
> +		ret = platform_get_irq_optional(pdev_irq, num);
>  
>  	return ret;
>  }
> -- 
> 2.35.1
> 

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