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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A869AC4332F for ; Tue, 11 Jan 2022 07:29:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235449AbiAKH3T (ORCPT ); Tue, 11 Jan 2022 02:29:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44934 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234583AbiAKH3S (ORCPT ); Tue, 11 Jan 2022 02:29:18 -0500 Received: from mail-ed1-x534.google.com (mail-ed1-x534.google.com [IPv6:2a00:1450:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B87BCC06173F; Mon, 10 Jan 2022 23:29:17 -0800 (PST) Received: by mail-ed1-x534.google.com with SMTP id m4so21968557edb.10; Mon, 10 Jan 2022 23:29:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=12jsSOU5ZNxy84ETQ5LSrudrwcQeLCeYfKiSaDp1ftY=; b=hjbl3rn/DvVDqV9U+a5izOL62rKLOSaKxYvpUKendFVHeuuIfK0nSd0ebg7bffAEnL f4Gh5h4GFaoaNlaWAMlM2rmOgVaEoxubrRsoZOwkvQSl01hmX3W5t6R1RJ6U68XLHMxK YZkQK8j6PSHjZSMO00ixmcDx2Z/6/Iuox8WRAUXwn0xWClXpRYIbo7RoqD9pmigVcKBB D6r3xUfWAEWS3UDxruurk38lYYr4yD80e0jljnCTnGwsRu/Yot/7zoRDndnXbyS4wRVt c9SnFr2Wi1obbMTyGR8Rnay0TkXx6S059ewkHftkAkkMWlg84l+XU2bFJXZ5le5Abwa6 xRkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=12jsSOU5ZNxy84ETQ5LSrudrwcQeLCeYfKiSaDp1ftY=; b=MR5GHwgvTFGFx5oqk5eDKrucRSMizuLx5+DO4tRGXOb2eAlWSsC1KRJK0XWdaRCX3a YALQHli0CEKe18rXTFOPuCCl+7ZtzAxkHR3UCfrCeRG9Js0SykvuotogrVghf8pqk+me RHzQo0nHqtdPZf6nQ85m7D7bpi/y2P9F1cfBfYHZd0MUsDCT2prdCRwoNbeAbr3stVNM HlZxklK+qwCOIew2shL+pGWnuH4TCx+BKJ904bYtgBnu/wGMqGnzvlqNAJtdbZzg5GPS le/i43bfwDUoF8dk1FbRP+EbpCXjzgCTSmZL3c1IQxKoIr7rnTmNW/KGa3CEs1yIk2P7 93zw== X-Gm-Message-State: AOAM5322T7pqDiebPc1UuV4dB/IOH3eKBHXzaWTc08c3ZVq9iz4xJzpm e2It91crE6wFCbUeJs8J/s0= X-Google-Smtp-Source: ABdhPJzZAeYEy5k8zkJyHiJB7jbeV8xIKIsvwPQztjRd7ouQe7D3cvPQ5dk924wzjHCCdmVgAiBICw== X-Received: by 2002:a05:6402:160d:: with SMTP id f13mr3128349edv.247.1641886156356; Mon, 10 Jan 2022 23:29:16 -0800 (PST) Received: from [192.168.0.182] ([79.119.107.253]) by smtp.gmail.com with ESMTPSA id v16sm4708637edc.4.2022.01.10.23.29.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 Jan 2022 23:29:16 -0800 (PST) Message-ID: <9d98ad20-617d-b57f-3b87-e001b6999fba@gmail.com> Date: Tue, 11 Jan 2022 09:29:15 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.1 Subject: Re: [PATCH v2 3/3] iio: addac: ad74413r: correct comparator gpio getters mask usage Content-Language: en-US To: Andy Shevchenko Cc: "cosmin.tanislav@analog.com" , Lars-Peter Clausen , Michael Hennerich , Rob Herring , "linux-iio@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Linus Walleij , Bartosz Golaszewski , "linux-gpio@vger.kernel.org" References: <20220110220509.3527402-1-cosmin.tanislav@analog.com> <20220110220509.3527402-3-cosmin.tanislav@analog.com> From: Cosmin Tanislav In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/11/22 01:14, Andy Shevchenko wrote: > > > On Tuesday, January 11, 2022, Cosmin Tanislav > wrote: > > The value of the GPIOs is currently altered using offsets rather > than masks. Make use of __assign_bit and the BIT macro to turn > the offsets into masks. > > Fixes: fea251b6a5db ("iio: addac: add AD74413R driver") > Signed-off-by: Cosmin Tanislav > > --- > V1 -> V2 >  * add Fixes tag >  * use __assign_bit >  * remove bitmap_zero > --- >  drivers/iio/addac/ad74413r.c | 7 ++----- >  1 file changed, 2 insertions(+), 5 deletions(-) > > diff --git a/drivers/iio/addac/ad74413r.c b/drivers/iio/addac/ad74413r.c > index 3d089c0b6f7a..8a8d60e592a8 100644 > --- a/drivers/iio/addac/ad74413r.c > +++ b/drivers/iio/addac/ad74413r.c > @@ -134,7 +134,6 @@ struct ad74413r_state { >  #define AD74413R_CH_EN_MASK(x)         BIT(x) > >  #define AD74413R_REG_DIN_COMP_OUT              0x25 > -#define AD74413R_DIN_COMP_OUT_SHIFT_X(x)       x > >  #define AD74413R_REG_ADC_RESULT_X(x)   (0x26 + (x)) >  #define AD74413R_ADC_RESULT_MAX                GENMASK(15, 0) > @@ -316,7 +315,7 @@ static int ad74413r_gpio_get(struct gpio_chip > *chip, unsigned int offset) >         if (ret) >                 return ret; > > -       status &= AD74413R_DIN_COMP_OUT_SHIFT_X(real_offset); > +       status &= BIT(real_offset); > >         return status ? 1 : 0; >  } > @@ -336,9 +335,7 @@ static int ad74413r_gpio_get_multiple(struct > gpio_chip *chip, > >         for_each_set_bit(offset, mask, chip->ngpio) { >                 unsigned int real_offset = > st->comp_gpio_offsets[offset]; > > - > > > This blank line should be kept. Isn’t checkpatch complaining about? Nope, doesn't seem to, even with the --strict option. > > -               if (val & BIT(real_offset)) > -                       *bits |= offset; > +               __assign_bit(offset, bits, val & BIT(real_offset)); >         } > >         return ret; > -- > 2.34.1 > > > > -- > With Best Regards, > Andy Shevchenko > >