linux-kernel - Re: [PATCH v2 1/1] iio: adc: ad4170-4: Correctly update filter

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Message-ID: <aH4n6kMQAN1zZP_V@smile.fi.intel.com>
Date: Mon, 21 Jul 2025 14:43:38 +0300
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: Marcelo Schmitt <marcelo.schmitt@...log.com>
Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
	jic23@...nel.org, dan.carpenter@...aro.org, lars@...afoo.de,
	Michael.Hennerich@...log.com, dlechner@...libre.com,
	nuno.sa@...log.com, andy@...nel.org, Markus.Elfring@....de,
	marcelo.schmitt1@...il.com
Subject: Re: [PATCH v2 1/1] iio: adc: ad4170-4: Correctly update filter_fs
 after filter type change

On Sun, Jul 20, 2025 at 12:37:24PM -0300, Marcelo Schmitt wrote:
> Previously, the driver was directly using the filter type value to update
> the filter frequency (filter_fs) configuration. That caused the driver to
> switch to the lowest filter_fs configuration (highest sampling frequency)
> on every update to the filter type. Correct the filter_fs collateral update
> by clamping it to the range of supported values instead of mistakenly
> using the filter type to update the filter_fs.
> 
> Reported-by: Dan Carpenter <dan.carpenter@...aro.org>
> Link: https://lore.kernel.org/linux-iio/c6e54942-5b42-484b-be53-9d4606fd25c4@sabinyo.mountain/

You mean Closes: here?

> Suggested-by: Jonathan Cameron <jic23@...nel.org>
> Fixes: 8ab7434734cd ("iio: adc: ad4170-4: Add digital filter and sample frequency config support")
> Signed-off-by: Marcelo Schmitt <marcelo.schmitt@...log.com>

-- 
With Best Regards,
Andy Shevchenko