From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7D9F7C433E0 for ; Fri, 31 Jul 2020 08:13:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 63F6720829 for ; Fri, 31 Jul 2020 08:13:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731510AbgGaING (ORCPT ); Fri, 31 Jul 2020 04:13:06 -0400 Received: from relay8-d.mail.gandi.net ([217.70.183.201]:58065 "EHLO relay8-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731811AbgGaING (ORCPT ); Fri, 31 Jul 2020 04:13:06 -0400 X-Originating-IP: 90.66.108.79 Received: from localhost (lfbn-lyo-1-1932-79.w90-66.abo.wanadoo.fr [90.66.108.79]) (Authenticated sender: alexandre.belloni@bootlin.com) by relay8-d.mail.gandi.net (Postfix) with ESMTPSA id AC5E71BF206; Fri, 31 Jul 2020 08:13:02 +0000 (UTC) Date: Fri, 31 Jul 2020 10:13:02 +0200 From: Alexandre Belloni To: David Lechner Cc: William Breathitt Gray , jic23@kernel.org, kamel.bouhara@bootlin.com, gwendal@chromium.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, syednwaris@gmail.com, patrick.havelange@essensium.com, fabrice.gasnier@st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com Subject: Re: [PATCH v4 3/5] counter: Add character device interface Message-ID: <20200731081302.GB462779@piout.net> References: <08b3ac7349a59ba7fa5cd438bbe78360842ccd11.1595358237.git.vilhelm.gray@gmail.com> <415ee9ad-255e-cee7-22a6-ffa977999691@lechnology.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org On 30/07/2020 17:49:37-0500, David Lechner wrote: > And one more thing, there was a nice talk at the Embedded Linux > Conference last month about lessons learned from designing a userspace > API for the GPIO subsystem [1]. Unfortunately, there is no video yet, > but the slides might have some helpful ideas about mistakes to avoid. > > [1]: https://elinux.org/ELC_2020_Presentations > The video is available on the original conference platform for one year after the event, then it will be made available on youtube. -- Alexandre Belloni, Bootlin Embedded Linux and Kernel engineering https://bootlin.com