linux-kernel - Re: [PATCH v11 3/5] usb: dwc3: qcom: Add helper functions to enable,disable wake irqs

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Message-ID: <20220322083335.GK23316@hu-pkondeti-hyd.qualcomm.com>
Date:   Tue, 22 Mar 2022 14:03:35 +0530
From:   Pavan Kondeti <quic_pkondeti@...cinc.com>
To:     Sandeep Maheswaram <quic_c_sanm@...cinc.com>
CC:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Doug Anderson <dianders@...omium.org>,
        "Matthias Kaehlcke" <mka@...omium.org>,
        Mathias Nyman <mathias.nyman@...el.com>,
        <linux-arm-msm@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_pkondeti@...cinc.com>,
        <quic_ppratap@...cinc.com>
Subject: Re: [PATCH v11 3/5] usb: dwc3: qcom: Add helper functions to
 enable,disable wake irqs

On Tue, Mar 22, 2022 at 12:37:54PM +0530, Sandeep Maheswaram wrote:
> Adding helper functions to enable,disable wake irqs to make
> the code simple and readable.
> 
> Signed-off-by: Sandeep Maheswaram <quic_c_sanm@...cinc.com>
> Reviewed-by: Matthias Kaehlcke <mka@...omium.org>
> ---
>  drivers/usb/dwc3/dwc3-qcom.c | 58 ++++++++++++++++++++------------------------
>  1 file changed, 26 insertions(+), 32 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
> index 6cba990..7352124 100644
> --- a/drivers/usb/dwc3/dwc3-qcom.c
> +++ b/drivers/usb/dwc3/dwc3-qcom.c
> @@ -296,50 +296,44 @@ static void dwc3_qcom_interconnect_exit(struct dwc3_qcom *qcom)
>  	icc_put(qcom->icc_path_apps);
>  }
>  
> +static void dwc3_qcom_enable_wakeup_irq(int irq)
> +{
> +	if (!irq)
> +		return;
> +
> +	enable_irq(irq);
> +	enable_irq_wake(irq);
> +}
> +
> +static void dwc3_qcom_disable_wakeup_irq(int irq)
> +{
> +	if (!irq)
> +		return;
> +
> +	disable_irq_wake(irq);
> +	disable_irq_nosync(irq);
> +}
> +
>  static void dwc3_qcom_disable_interrupts(struct dwc3_qcom *qcom)
>  {
> -	if (qcom->hs_phy_irq) {
> -		disable_irq_wake(qcom->hs_phy_irq);
> -		disable_irq_nosync(qcom->hs_phy_irq);
> -	}
> +	dwc3_qcom_disable_wakeup_irq(qcom->hs_phy_irq);
>  
> -	if (qcom->dp_hs_phy_irq) {
> -		disable_irq_wake(qcom->dp_hs_phy_irq);
> -		disable_irq_nosync(qcom->dp_hs_phy_irq);
> -	}
> +	dwc3_qcom_disable_wakeup_irq(qcom->dp_hs_phy_irq);
>  
> -	if (qcom->dm_hs_phy_irq) {
> -		disable_irq_wake(qcom->dm_hs_phy_irq);
> -		disable_irq_nosync(qcom->dm_hs_phy_irq);
> -	}
> +	dwc3_qcom_disable_wakeup_irq(qcom->dm_hs_phy_irq);
>  
> -	if (qcom->ss_phy_irq) {
> -		disable_irq_wake(qcom->ss_phy_irq);
> -		disable_irq_nosync(qcom->ss_phy_irq);
> -	}
> +	dwc3_qcom_disable_wakeup_irq(qcom->ss_phy_irq);
>  }
>  
>  static void dwc3_qcom_enable_interrupts(struct dwc3_qcom *qcom)
>  {
> -	if (qcom->hs_phy_irq) {
> -		enable_irq(qcom->hs_phy_irq);
> -		enable_irq_wake(qcom->hs_phy_irq);
> -	}
> +	dwc3_qcom_enable_wakeup_irq(qcom->hs_phy_irq);
>  
> -	if (qcom->dp_hs_phy_irq) {
> -		enable_irq(qcom->dp_hs_phy_irq);
> -		enable_irq_wake(qcom->dp_hs_phy_irq);
> -	}
> +	dwc3_qcom_enable_wakeup_irq(qcom->dp_hs_phy_irq);
>  
> -	if (qcom->dm_hs_phy_irq) {
> -		enable_irq(qcom->dm_hs_phy_irq);
> -		enable_irq_wake(qcom->dm_hs_phy_irq);
> -	}
> +	dwc3_qcom_enable_wakeup_irq(qcom->dm_hs_phy_irq);
>  
> -	if (qcom->ss_phy_irq) {
> -		enable_irq(qcom->ss_phy_irq);
> -		enable_irq_wake(qcom->ss_phy_irq);
> -	}
> +	dwc3_qcom_enable_wakeup_irq(qcom->ss_phy_irq);
>  }
>  
>  static int dwc3_qcom_suspend(struct dwc3_qcom *qcom)

Looks good to me.

Thanks,
Pavan