linux-kernel - Re: [PATCH RFC v2 2/4] iio: adc: ad7380: enable regmap cache

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Message-ID: <zkur45la23hyqmqusjdfyzgsofhfli3n54be55dkdrwtxf5g7e@fdpdeliljyz3>
Date: Fri, 27 Dec 2024 09:48:35 +0100
From: Uwe Kleine-König <u.kleine-koenig@...libre.com>
To: Julien Stephan <jstephan@...libre.com>
Cc: Lars-Peter Clausen <lars@...afoo.de>, 
	Michael Hennerich <Michael.Hennerich@...log.com>, Nuno Sá <nuno.sa@...log.com>, 
	David Lechner <dlechner@...libre.com>, Jonathan Cameron <jic23@...nel.org>, 
	Jonathan Corbet <corbet@....net>, linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-doc@...r.kernel.org
Subject: Re: [PATCH RFC v2 2/4] iio: adc: ad7380: enable regmap cache

On Tue, Dec 24, 2024 at 10:34:31AM +0100, Julien Stephan wrote:
> Enable regmap cache, to avoid useless access on spi bus.
> Don't store anymore the oversampling ratio in private data structure.

I would split that. There are a few changes in this patch that I don't
understand, e.g. why does the return type of ad7380_update_xfers()
change?

Best regards
Uwe

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