linux-kernel - Re: [PATCH v1 02/15] Documentation: ABI: add wideband filter type to sysfs-bus-iio

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Message-ID: <8601da92-1f08-40e3-9b39-f9b99dbc1507@baylibre.com>
Date: Tue, 7 Jan 2025 17:38:06 -0600
From: David Lechner <dlechner@...libre.com>
To: Jonathan Santos <Jonathan.Santos@...log.com>, linux-iio@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: lars@...afoo.de, Michael.Hennerich@...log.com, jic23@...nel.org,
 robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
 marcelo.schmitt1@...il.com
Subject: Re: [PATCH v1 02/15] Documentation: ABI: add wideband filter type to
 sysfs-bus-iio

On 1/7/25 9:24 AM, Jonathan Santos wrote:
> The Wideband Low Ripple FIR filter is used for AD7768-1 Driver.
> Document wideband filter option into filter_type_avaialable

s/avaialable/available/

> attribute.
> 
> Signed-off-by: Jonathan Santos <Jonathan.Santos@...log.com>
> ---
>  Documentation/ABI/testing/sysfs-bus-iio | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
> index f83bd6829285..c4c21a7bfba1 100644
> --- a/Documentation/ABI/testing/sysfs-bus-iio
> +++ b/Documentation/ABI/testing/sysfs-bus-iio
> @@ -2291,6 +2291,8 @@ Description:
>  		* "sinc3+pf2" - Sinc3 + device specific Post Filter 2.
>  		* "sinc3+pf3" - Sinc3 + device specific Post Filter 3.
>  		* "sinc3+pf4" - Sinc3 + device specific Post Filter 4.
> +		* "wideband" - FIR filter with wideband low ripple passband

I think "fir" would be a more specific filter type name than "wideband". (i.e.
there are wikipedia pages for sinc and FIR filters, but not one for "wideband"
filters)

> +		  and sharp transition band.
>  
>  What:		/sys/.../events/in_proximity_thresh_either_runningperiod
>  KernelVersion:	6.6