linux-kernel - Re: [PATCH v2 04/11] iio: adc: ad_sigma_delta: use BITS_TO

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Message-ID: <aGJR_YyW5tCMjxUD@smile.fi.intel.com>
Date: Mon, 30 Jun 2025 11:59:41 +0300
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: Jonathan Cameron <jic23@...nel.org>
Cc: David Lechner <dlechner@...libre.com>,
	Michael Hennerich <Michael.Hennerich@...log.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Mark Brown <broonie@...nel.org>,
	linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, linux-spi@...r.kernel.org
Subject: Re: [PATCH v2 04/11] iio: adc: ad_sigma_delta: use BITS_TO_BYTES()
 macro

On Sat, Jun 28, 2025 at 03:56:43PM +0100, Jonathan Cameron wrote:
> On Fri, 27 Jun 2025 18:40:00 -0500
> David Lechner <dlechner@...libre.com> wrote:

...

> > -	samples_buf_size = ALIGN(slot * indio_dev->channels[0].scan_type.storagebits / 8, 8);
> > +	samples_buf_size = ALIGN(slot * BITS_TO_BYTES(scan_type->storagebits), 8);
> 
> Ah. You do it here. Fair enough and no problem wrt to patch 1 then.

Hmm... Should the second 8 be something like sizeof(unsigned long lone) for
semantic distinguishing with 8-bit bytes?

-- 
With Best Regards,
Andy Shevchenko