From patchwork Sun Apr 22 22:03:16 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Veenstra X-Patchwork-Id: 10355837 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3A04A60388 for ; Sun, 22 Apr 2018 22:03:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 24C1D2893F for ; Sun, 22 Apr 2018 22:03:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1957A28964; Sun, 22 Apr 2018 22:03:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7E0542893F for ; Sun, 22 Apr 2018 22:03:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753638AbeDVWDV (ORCPT ); Sun, 22 Apr 2018 18:03:21 -0400 Received: from mail-wr0-f194.google.com ([209.85.128.194]:43112 "EHLO mail-wr0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753560AbeDVWDV (ORCPT ); Sun, 22 Apr 2018 18:03:21 -0400 Received: by mail-wr0-f194.google.com with SMTP id v15-v6so17940227wrm.10; Sun, 22 Apr 2018 15:03:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=RdCQ61d2ySKMo0U+h+Jp7Bm42qELeEQGwiFEh6fMZ/g=; b=sEelIsCwT6Gb9Ast4BToNIhhz1NnBCsu6rz7u+YMMRLhWU/jBIgH6gRcMij5Gbz6pU JrBhUfTNCLRSIg2dcjpZ6P7/uZ1PdnxOwRLylGUfihFsxtJ/TEnehqq2zTTeO7yOAkKL guNh0O+Or/o+cWcLkRGDBzKLOfdCngc9aXWilfq0ToPlUZUawwsRI34jIoV5n/+EYfLs c7w1Fu3TI465HJMYpM2umLYOgZzOz+2xzwtndhsWbBR8g/Ppya2mMT2grEmpIXiDGloc qOIVbiMgsTDPXBHCL8P5WXAm3O79hgcTmeMagt8cId3GM7upbNJjqyV4LRzo6U4ZHfCs bu7Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=RdCQ61d2ySKMo0U+h+Jp7Bm42qELeEQGwiFEh6fMZ/g=; b=taFoo2h3dwKzPmTgBxVqFe0B8IX58AitDnTrC9nJgIhnpTL3KGYVjQCY1WVe7I27Tz FECJ7vzUdYUSij1h/nHrIItoqBA1q9/CTsNlW9RLX1/fQXtUzHZeMDi44TH6PB3lJN+4 QigKmK8n69Px83rnVRQRJ7TMMGf2CyzOer3JvszxCT3ewWEZifsWbMMgrARyokseFV7i 48C9AYorMyrQY3OPPsuBAFd/8OpSNr8OGo0SdYW+AdHyqNQf7kmUJNAd5VdbzOiJy693 snDKJGZCqR9KEZBjBmdLbMqsG3XbNzuHByvHFNOjymId9VLu5xoUR+76TDgLail8aL62 h/gA== X-Gm-Message-State: ALQs6tDT1KvrcN6c4OcHyQmbUF43GG4765Ar1kOCz/eDVhkIad1MOC7Y 2nvi3sMIwJ1MT+MACXP9vQc= X-Google-Smtp-Source: AIpwx4+ziGh/nmIS9yUOFIN1dAeZ1HM72w7LPIYh3dLgKti4aKibiPfIASc7xjO1BJwQhYUl//fvpQ== X-Received: by 10.80.165.9 with SMTP id y9mr25328314edb.105.1524434599874; Sun, 22 Apr 2018 15:03:19 -0700 (PDT) Received: from zenbook-arch (s559434a1.adsl.online.nl. [85.148.52.161]) by smtp.gmail.com with ESMTPSA id h7sm6665909edj.59.2018.04.22.15.03.18 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 22 Apr 2018 15:03:19 -0700 (PDT) Date: Mon, 23 Apr 2018 00:03:16 +0200 From: David Veenstra To: jic23@kernel.org, lars@metafoo.de, pmeerw@pmeerw.net Cc: robh+dt@kernel.org, Michael.Hennerich@analog.com, knaack.h@gmx.de, linux-iio@vger.kernel.org, daniel.baluta@nxp.com, devel@driverdev.osuosl.org, devicetree@vger.kernel.org Subject: [PATCH v3 3/9] staging: iio: ad2s1200: Replace legacy gpio API with modern API Message-ID: <14ae9c1f81cf85a04d6d44109fad6cb4891be4c4.1524432236.git.davidjulianveenstra@gmail.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The legacy, integer based gpio API is replaced with the modern descriptor based API. Signed-off-by: David Veenstra --- Changes in v3: - This patch no longer deals with dt bindings. See the next patch. drivers/staging/iio/resolver/ad2s1200.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/staging/iio/resolver/ad2s1200.c b/drivers/staging/iio/resolver/ad2s1200.c index 998f458dc1bd..e7bfe5aa4c45 100644 --- a/drivers/staging/iio/resolver/ad2s1200.c +++ b/drivers/staging/iio/resolver/ad2s1200.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -45,8 +46,8 @@ struct ad2s1200_state { struct mutex lock; struct spi_device *sdev; - int sample; - int rdvel; + struct gpio_desc *sample; + struct gpio_desc *rdvel; __be16 rx ____cacheline_aligned; }; @@ -60,12 +61,12 @@ static int ad2s1200_read_raw(struct iio_dev *indio_dev, int ret = 0; mutex_lock(&st->lock); - gpio_set_value(st->sample, 0); + gpiod_set_value(st->sample, 0); /* delay (6 * AD2S1200_TSCLK + 20) nano seconds */ udelay(1); - gpio_set_value(st->sample, 1); - gpio_set_value(st->rdvel, !!(chan->type == IIO_ANGL)); + gpiod_set_value(st->sample, 1); + gpiod_set_value(st->rdvel, !!(chan->type == IIO_ANGL)); ret = spi_read(st->sdev, &st->rx, 2); if (ret < 0) { @@ -135,8 +136,8 @@ static int ad2s1200_probe(struct spi_device *spi) st = iio_priv(indio_dev); mutex_init(&st->lock); st->sdev = spi; - st->sample = pins[0]; - st->rdvel = pins[1]; + st->sample = gpio_to_desc(pins[0]); + st->rdvel = gpio_to_desc(pins[1]); indio_dev->dev.parent = &spi->dev; indio_dev->info = &ad2s1200_info;