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 0C8431FA16B; Sat, 22 Feb 2025 11:51:22 +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=1740225082; cv=none; b=tIKUj2bbR8mOF0P8vBs0+OiWIJKjPbtoITIVvheClYlSWGplYLY8p0TMUfuG22wBvmtvDKkZnlmAU2Rs3Cua3up6l3UgZpI6EONJ+E8Mot7IIIK4YKhSOr1YLk2HMjQlKuWBRpw2onh0W7ELbW5iVcWhUYmDV9XuVsIE4AyCfCY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740225082; c=relaxed/simple; bh=ku62Uk/dTVfCf8h3O/d79/aHXW5kgZZ4NGjvVli0V+4=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=hKoEt6PLk1wa/0oz8XtP0KTWZYaiTjE3J7cehzP1TPKRX8fOnR3C1giigBBVWnOpggRsuusGOtoXI22P8NjWQFTSR+BtRyrnceQIelGdRboE0A7Seo3QU5alG0dx5e7mv3pj1ogJAS4OFsSNI5UiubjbVCa7aYjXesMAisNyAoc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZxPwRKCJ; 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="ZxPwRKCJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1865CC4CED1; Sat, 22 Feb 2025 11:51:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740225081; bh=ku62Uk/dTVfCf8h3O/d79/aHXW5kgZZ4NGjvVli0V+4=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=ZxPwRKCJDZlN37zONde3bMg6ditISNa2k57GB7d8JSA0srBmveXYe3VaDwShwkEMz OMa1tIAu0xMAF0Rc2ugIYlaJt4crlJfb7pEhOzcc7zEwhAaYivuon8/1i2ciaRFlre FMxPYEs8ZZhl7nBjPhYIPYzTrFlDeRe+PuDEcq+i3odNYiH4+nd/fkbCSPo2uEGBLu cWuacppLnW0nqBZj3owlhwjDWCECJlIOl+Q9UaZ6RWuEG5n2FM4UZYlsXFGR2h6TBm N1xOb4GDl419YjlRRoZT22UZwz4Tn31SPZMQGfRgiTZY/M0+vowERFpsmVBvr+bQs9 5jmjWotvs6iTQ== Date: Sat, 22 Feb 2025 11:51:11 +0000 From: Jonathan Cameron To: David Lechner Cc: Jonathan Santos , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, lars@metafoo.de, Michael.Hennerich@analog.com, marcelo.schmitt@analog.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, jonath4nns@gmail.com, marcelo.schmitt1@gmail.com Subject: Re: [PATCH RESEND v3 06/17] Documentation: ABI: add wideband filter type to sysfs-bus-iio Message-ID: <20250222115111.63a1cb89@jic23-huawei> In-Reply-To: <42296bf2-2818-4224-9e52-d1fef59d8a76@baylibre.com> References: <42296bf2-2818-4224-9e52-d1fef59d8a76@baylibre.com> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.48; 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 Thu, 20 Feb 2025 15:28:09 -0600 David Lechner wrote: > On 2/12/25 12:16 PM, Jonathan Santos wrote: > > The Wideband Low Ripple filter is used for AD7768-1 Driver. > > Document wideband filter option into filter_type_available > > attribute. > > > > Signed-off-by: Jonathan Santos > > --- > > v3 Changes: > > * None, since we still did not agree on a better name for this filter type. > > > > I'm convinced at this point that "wideband" is fine. > > > v2 Changes: > > * Removed FIR mentions. > > --- > > 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..9b879e7732cd 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" - filter with wideband low ripple passband > > + and sharp transition band. > > The description could perhaps be made a bit more generic though > instead of using specifics from the AD7768-1 datasheet. Something > along the lines of Jonathan's 'flattish to a wide range of frequencies' > description. That is sort of what what low ripple passband and sharp transition band means but with technical (sounding :) terms. The only missing bit is it isn't a narrow pass filter. > > > > > What: /sys/.../events/in_proximity_thresh_either_runningperiod > > KernelVersion: 6.6 >