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=-12.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 8845BC43460 for ; Wed, 28 Apr 2021 11:05:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E19661429 for ; Wed, 28 Apr 2021 11:05:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239554AbhD1LG1 (ORCPT ); Wed, 28 Apr 2021 07:06:27 -0400 Received: from first.geanix.com ([116.203.34.67]:36360 "EHLO first.geanix.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238997AbhD1LG0 (ORCPT ); Wed, 28 Apr 2021 07:06:26 -0400 Received: from [192.168.64.189] (unknown [185.17.218.86]) by first.geanix.com (Postfix) with ESMTPSA id 38A1B466030; Wed, 28 Apr 2021 11:05:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=geanix.com; s=first; t=1619607939; bh=aFMfEnlUEnd5TUNCfKoBaXBxYMlU0Il7i9gQLT3zy/U=; h=Subject:To:References:From:Date:In-Reply-To; b=mifhXFFnZI4mCuN70nZxAzyIH0610QTWm9EaVdxkXsrjHkY55eyJLJ2QPjUhV3mWx k0N9+s4HB34STwKVGeFdpljoHpEM2t3sNUFCykijGDMGaA/uwyNVdAJvxdJg7O55Kj dp88V3ldAtC3W4lttD3onXLNxY37Nm05D0yRl1tJ6DMlf/F56zgDig52BQq8xzgAqB hjjEwBh3qQFnL9eI2Xc4ZCQJLZIU+IJKpPPePX5uYnerMUufQ4b6nYWoxPb7XZvW6j IuSGyQCQRyfQ9Z4HhC1ZnqK1aief9pUeL9n2Dlq8I9wMLRRNUg1CUQ4pdEavya46OA F7DVCP4pGXfQQ== Subject: Re: [RFC PATCH 3/4] iio: accel: fxls8962af: add hw buffered sampling To: jic23@kernel.org, linux-iio@vger.kernel.org, andy.shevchenko@gmail.com, lars@metafoo.de, Nuno.Sa@analog.com, robh+dt@kernel.org, devicetree@vger.kernel.org References: <20210428082203.3587022-1-sean@geanix.com> <20210428082203.3587022-3-sean@geanix.com> From: Sean Nyekjaer Message-ID: Date: Wed, 28 Apr 2021 13:05:38 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <20210428082203.3587022-3-sean@geanix.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 28/04/2021 10.22, Sean Nyekjaer wrote: > |@@ -433,7 +450,10 @@ static int fxls8962af_read_raw(struct iio_dev > *indio_dev, ret = fxls8962af_get_temp(data, val); break; case > IIO_ACCEL: - ret = fxls8962af_get_axis(data, chan, val); + if > (iio_buffer_enabled(indio_dev))| |Seeing the iio_device_claim_direct_mode() is doing exactly the same check :)| > |+ ret = -EBUSY; + else + ret = fxls8962af_get_axis(data, chan, val); > break; default: ret = -EINVAL;|