Re: [PATCH 4/4] regulator: ltm8054: Support output current limit control

From: Andy Shevchenko
Date: Wed Sep 17 2025 - 03:04:13 EST


On Wed, Sep 17, 2025 at 10:02:03AM +0300, Andy Shevchenko wrote:
> On Tue, Sep 16, 2025 at 04:27:25PM +0200, Romain Gantois wrote:
> > On Tuesday, 16 September 2025 15:19:16 CEST Andy Shevchenko wrote:
> > > On Tue, Sep 16, 2025 at 12:24:09PM +0200, Romain Gantois wrote:

...

> > > /*
> > > * Besides missing period at the end this is not correct multi-line style of
> > > * the comments. Use this example.
> > > */
> > >
> > > > + tmp = LTM8054_MIN_CTL_V * (u64)priv->max_uA;
> >
> > This cast avoids an overflow of the multiplication, since the result may
> > easily exceed 32 bytes in size.
>
> It's better to read in a way of
>
> tmp = (u64)priv->max_uA * LTM8054_MIN_CTL_mV;

I just realised that in previous mails and here I meant _uV postfix for the
predefined voltage thresholds. Sorry for the confusion.

--
With Best Regards,
Andy Shevchenko