From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7DF911DA55; Sun, 27 Jul 2025 13:27:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753622861; cv=none; b=RymLEBa3envtjDS1dY8QE/PN5oG2cpx/EhEHDedJe0/QjAwPKZwEPtOw+vt40hHWo8WcpcqiJ3xHLSvYfuYjsQDuyfn+dcJWYLpgxXXkNz8oVDyW75OYy23XbJmJZkDYGMgQMdFx2aA8/myDJ/uhNrNU17lqevHXhiHh42CLN38= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753622861; c=relaxed/simple; bh=Brp/tTAM8oKYnZYv63iWOVwR1lmp2ByX4gdmk680SSw=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ptXA+aohdmfgBPT31c/5W/LsjZ2OVwgiE9Da29sLyTtDXJQknZ5YwCm3MEfx10sfsE6KngN6ZG5Id987QcSrMTIfPOCbQoydFA//1o3FYPmpcwhOENjI9DuMA4zEYassJF+8b2Ma4DMB9eMWurJaXFEEaMC2NvExxxsGhLEtNc0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F49NFu9h; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="F49NFu9h" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D98EC4CEEB; Sun, 27 Jul 2025 13:27:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753622860; bh=Brp/tTAM8oKYnZYv63iWOVwR1lmp2ByX4gdmk680SSw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=F49NFu9hqQ8Jj7zfu0+K9FCh3gIZNQn+/d0A1r0M0UIb1TwXFVE6hVQadQQtmiIqb YiKifQ1k0YfsjFRXsIAbBDFIMLAg6mWYt/UlXSBElKbOTCjEqHNNd4LAC+x2+XLpFy IEWrE46gPC/VrU9IPxb/Zrkq9Yy0RpIji05mlQ52EfPjnN8wWjuMPds4xb7O333B+w 0SgKMu6iR1wxvyPeX0LvXlJ7Yi8GaI+Mn4KDMYv6Q9Hs63aHZg2CQfswC4i/m/u/EW oW8z3GEpFlzV3oMvEdU/UwFHuMOeIiUhNnhQmdtIpQg3R/S6+QJ1gyAoWm0n030vD0 gIYIhxw+lWf0g== Date: Sun, 27 Jul 2025 14:27:36 +0100 From: Jonathan Cameron To: Antoniu Miclaus Cc: , , , , Subject: Re: [PATCH v2 4/5] Documentation: ABI: iio: add sinc4+iir and dsp types Message-ID: <20250727142736.3b34afe6@jic23-huawei> In-Reply-To: <20250721112455.23948-4-antoniu.miclaus@analog.com> References: <20250721112455.23948-1-antoniu.miclaus@analog.com> <20250721112455.23948-4-antoniu.miclaus@analog.com> X-Mailer: Claws Mail 4.3.1 (GTK 3.24.49; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 21 Jul 2025 14:24:44 +0300 Antoniu Miclaus wrote: > Add two new filter types to the sysfs-bus-iio ABI documentation: > - "sinc4+iir" for Sinc4 + IIR Low Pass Filter > - "dsp" for Digital Signal Processor filtering > > Signed-off-by: Antoniu Miclaus > --- > new in v2. > 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 0948611227a8..9f51aff4c3e8 100644 > --- a/Documentation/ABI/testing/sysfs-bus-iio > +++ b/Documentation/ABI/testing/sysfs-bus-iio > @@ -2337,6 +2337,8 @@ Description: > * "sinc5+pf1" - Sinc5 + device specific Post Filter 1. > * "wideband" - filter with wideband low ripple passband > and sharp transition band. > + * "sinc4+iir" - Sinc4 + IIR Low Pass Filter. The fact it's IIR doesn't really tell us much other than the particular design methodology. Maybe sinc4+lp is more generic? I'd like others to give inputs on this though before we choose! J > + * "dsp" - Digital Signal Processor filtering. > > What: /sys/bus/iio/devices/iio:deviceX/filter_type > What: /sys/bus/iio/devices/iio:deviceX/in_voltageY-voltageZ_filter_type