linux-kernel - Re: [v2 4/4] regulator: qcom: labibb: Add SC interrupt handling

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Date:   Thu, 14 May 2020 17:20:53 +0530
From:   Sumit Semwal <sumit.semwal@...aro.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     agross@...nel.org, Bjorn Andersson <bjorn.andersson@...aro.org>,
        lgirdwood@...il.com, robh+dt@...nel.org,
        Nisha Kumari <nishakumari@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        devicetree@...r.kernel.org, kgunda@...eaurora.org,
        Rajendra Nayak <rnayak@...eaurora.org>
Subject: Re: [v2 4/4] regulator: qcom: labibb: Add SC interrupt handling

Hello Mark,

Thanks for the review comments.

On Mon, 11 May 2020 at 16:19, Mark Brown <broonie@...nel.org> wrote:
>
> On Sat, May 09, 2020 at 02:12:00AM +0530, Sumit Semwal wrote:
>
> > +static irqreturn_t labibb_sc_err_handler(int irq, void *_reg)
> > +{
> > +     int ret, count;
> > +     u16 reg;
> > +     u8 sc_err_mask;
> > +     unsigned int val;
> > +     struct labibb_regulator *labibb_reg = (struct labibb_regulator *)_reg;
> > +     bool in_sc_err, reg_en, scp_done = false;
> > +
> > +     if (irq == labibb_reg->sc_irq)
> > +             reg = labibb_reg->base + REG_LABIBB_STATUS1;
> > +     else
> > +             return IRQ_HANDLED;
>
> Why would we be registering the interrupt handler when it's not valid?
Agreed, will correct.

Best,
Sumit.