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From: Jonathan Cameron <jic23@kernel.org>
To: Andy Shevchenko <andriy.shevchenko@intel.com>
Cc: "Piyush Patle" <piyushpatle228@gmail.com>,
	"Andreas Klinger" <ak@it-klinger.de>,
	"David Lechner" <dlechner@baylibre.com>,
	"Nuno Sá" <nuno.sa@analog.com>,
	"Andy Shevchenko" <andy@kernel.org>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	linux-iio@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 05/11] iio: adc: hx711: move scale computation to per-device storage
Date: Mon, 4 May 2026 17:00:39 +0100	[thread overview]
Message-ID: <20260504170039.778e155b@jic23-huawei> (raw)
In-Reply-To: <afisRtohis1eJBBZ@ashevche-desk.local>

On Mon, 4 May 2026 17:25:10 +0300
Andy Shevchenko <andriy.shevchenko@intel.com> wrote:

> On Sun, May 03, 2026 at 05:39:34PM +0530, Piyush Patle wrote:
> > The gain-to-scale table is global today, so probe-time scale updates for
> > one device overwrite the values used by any earlier device instance.
> > 
> > Fix this by making the gain table const and storing the computed scale
> > values per device in hx711_data.
> > 
> > No functional change for single-sensor configurations.  
> 
> ...
> 
> > +static const struct hx711_gain_to_scale hx711_gain_to_scale[HX711_GAIN_MAX] = {
> > +	{ 128, 1, 0, },
> > +	{  32, 2, 1, },
> > +	{  64, 3, 0, },  
> 
> In such case the inner trailing commas are not needed. They are needed when the
> supplied lists are arrays and may be extended. Here it's a proper data type
> with fixed number of arguments. If you want to be even stricter and robust, move
> to C99 initialisers (but note, I'm fine with just trailing commas being removed).
> 
> 	{ 128, 1, 0 },
> 	{  32, 2, 1 },
> 	{  64, 3, 0 },
> 
> >  };  
> 
> ...
> 
> > @@ -574,4 +575,3 @@ MODULE_AUTHOR("Andreas Klinger <ak@it-klinger.de>");
> >  MODULE_DESCRIPTION("HX711 bitbanging driver - ADC for weight cells");
> >  MODULE_LICENSE("GPL");
> >  MODULE_ALIAS("platform:hx711-gpio");
> > -  
> 
> Stray change.
> 
Given Andy commented on this a couple of times and it is still here,
let me just add that this change is fine, but not in a patch doing
anything other that white space cleanup.  So spin a new patch for it
or don't make the change at all.  This stuff is distracting noise.

Thanks,

Jonathan



  reply	other threads:[~2026-05-04 16:00 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-03 12:09 [PATCH v6 00/11] iio: adc: hx711: add HX710B support Piyush Patle
2026-05-03 12:09 ` [PATCH v6 01/11] dt-bindings: iio: adc: hx711: clean up existing binding text Piyush Patle
2026-05-03 12:09 ` [PATCH v6 02/11] dt-bindings: iio: adc: hx711: add VSUP supply property Piyush Patle
2026-05-04  6:51   ` Krzysztof Kozlowski
2026-05-04 15:58     ` Jonathan Cameron
2026-05-03 12:09 ` [PATCH v6 03/11] dt-bindings: iio: adc: hx711: add RATE GPIO property Piyush Patle
2026-05-04  6:52   ` Krzysztof Kozlowski
2026-05-03 12:09 ` [PATCH v6 04/11] dt-bindings: iio: adc: hx711: add HX710B support Piyush Patle
2026-05-03 12:09 ` [PATCH v6 05/11] iio: adc: hx711: move scale computation to per-device storage Piyush Patle
2026-05-04 14:25   ` Andy Shevchenko
2026-05-04 16:00     ` Jonathan Cameron [this message]
2026-05-03 12:09 ` [PATCH v6 06/11] iio: adc: hx711: introduce hx711_chip_info structure Piyush Patle
2026-05-04 14:48   ` Andy Shevchenko
2026-05-03 12:09 ` [PATCH v6 07/11] iio: adc: hx711: pass trailing pulse count into hx711_read Piyush Patle
2026-05-03 12:09 ` [PATCH v6 08/11] iio: adc: hx711: split variable assignments in hx711_read and hx711_reset Piyush Patle
2026-05-04 15:46   ` Andy Shevchenko
2026-05-04 16:03   ` Jonathan Cameron
2026-05-03 12:09 ` [PATCH v6 09/11] iio: adc: hx711: localize loop iterators in hx711_read Piyush Patle
2026-05-04 15:48   ` Andy Shevchenko
2026-05-03 12:09 ` [PATCH v6 10/11] iio: adc: hx711: pass iio_chan_spec to hx711_reset_read Piyush Patle
2026-05-04 16:05   ` Jonathan Cameron
2026-05-03 12:09 ` [PATCH v6 11/11] iio: adc: hx711: add support for HX710B Piyush Patle
2026-05-04 15:52   ` Andy Shevchenko
2026-05-04 16:59     ` Jonathan Cameron
2026-05-04 16:02   ` Jonathan Cameron
2026-05-04 15:54 ` [PATCH v6 00/11] iio: adc: hx711: add HX710B support Andy Shevchenko

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