From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp-out-171.synserver.de ([212.40.185.171]:1045 "EHLO smtp-out-171.synserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752165AbbCXMaX (ORCPT ); Tue, 24 Mar 2015 08:30:23 -0400 Message-ID: <551158E0.7040401@metafoo.de> Date: Tue, 24 Mar 2015 13:30:24 +0100 From: Lars-Peter Clausen MIME-Version: 1.0 To: Jonathan Cameron , Haneen Mohammed , outreachy-kernel@googlegroups.com, linux-iio@vger.kernel.org, daniel.baluta@intel.com Subject: Re: [PATCH] iio: Add ABI documentation for out_voltage scan_elements References: <1426588609-24683-1-git-send-email-hamohammed.sa@gmail.com> <550D5D41.7070606@kernel.org> In-Reply-To: <550D5D41.7070606@kernel.org> Content-Type: text/plain; charset=windows-1252; format=flowed Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org On 03/21/2015 01:00 PM, Jonathan Cameron wrote: > On 17/03/15 10:36, Haneen Mohammed wrote: >> This patch adds ABI documentation entries for out_voltageY_en, >> out_voltageY_type, and out_voltageY_index. >> At least one user for these is preset: >> AD8366 SPI Dual-Digital VGA. >> >> Signed-off-by: Haneen Mohammed > These aren't used in the mainline driver. We don't have buffered support > for output channels yet. Looking at Analog's tree I don't think they have > support for this driver doing buffered output either (I think they may have > some internal support or maybe it's just a plan on how to do it!) We do have support for output buffers in our tree, but obviously not for a VGA. I think we should add the upstream documentation for these attributes at the same time we add the infrastructure support. - Lars