linux-kernel - Re: [PATCH v2 3/5] iio: adc: ad7606: add offset and phase calibration support

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Message-ID: <aBtx8OwUXnx4d90M@smile.fi.intel.com>
Date: Wed, 7 May 2025 17:45:04 +0300
From: Andy Shevchenko <andy@...nel.org>
To: Angelo Dureghello <adureghello@...libre.com>
Cc: Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Michael Hennerich <Michael.Hennerich@...log.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2 3/5] iio: adc: ad7606: add offset and phase
 calibration support

On Tue, May 06, 2025 at 02:59:50PM +0200, Angelo Dureghello wrote:
> On 02.05.2025 16:39, Andy Shevchenko wrote:
> > On Fri, May 02, 2025 at 03:27:00PM +0200, Angelo Dureghello wrote:

...

> > > +static int ad7606_get_calib_offset(struct ad7606_state *st, int ch, int *val)
> > > +{
> > > +	int ret;
> > > +
> > > +	ret = st->bops->reg_read(st, AD7606_CALIB_OFFSET(ch));
> > > +	if (ret < 0)
> > > +		return ret;
> > > +
> > > +	*val = st->chip_info->calib_offset_avail[0] +
> > > +		ret * st->chip_info->calib_offset_avail[1];
> > 
> > Something wrong with the indentation.
> > 
> > > +	return 0;
> > > +}

...

> > > +static int ad7606_set_calib_phase(struct ad7606_state *st, int ch, int val,
> > > +				  int val2)
> > > +{
> > > +	int wreg, start_ns, step_ns, stop_ns;
> > 
> > > +	if (val != 0)
> > > +		return -EINVAL;
> > > +
> > > +	start_ns = st->chip_info->calib_phase_avail[0][1];
> > > +	step_ns = st->chip_info->calib_phase_avail[1][1];
> > > +	stop_ns = st->chip_info->calib_phase_avail[2][1];
> > > +
> > > +	/*
> > > +	 * ad7606b: phase dielay from 0 to 318.75 μs in steps of 1.25 μs.
> > > +	 * ad7606c-16/18: phase delay from 0 µs to 255 µs in steps of 1 µs.
> > > +	 */
> > > +	if (val2 < start_ns || val2 > stop_ns)
> > > +			return -EINVAL;
> > 
> > Wrong indentation. Please fix in all places where it happens.
> 
> as already said, my code is correct,

Evidently no.

> 1 tab after the if, anywone knows why git formats the patch this way ?  

It's you, who should answer this and fix it.

> > > +	wreg = val2 / step_ns;
> > > +
> > > +	return st->bops->reg_write(st, AD7606_CALIB_PHASE(ch), wreg);
> > > +}

-- 
With Best Regards,
Andy Shevchenko