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=-8.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=ham 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 384E3C2D0B1 for ; Thu, 6 Feb 2020 11:42:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0C60E21741 for ; Thu, 6 Feb 2020 11:42:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580989374; bh=fdf4fnSc301A9MjVq4sPuE8XxDFVmy0NWNTQpQRIYgo=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=JfflE1IIO0eH+MJe27vZ8l4/vj1PWKNTzK1XldhHXYie4JCA/c6u6WAmi/W3SHNwz W4ttEcPDoECiFZ1u5NOrNmRRVwke84F6ndl97EF0Twi+uNXAs6dngyaqKVh4pLP9oy /5k63Sv4j+PxFVSBJJsQSb3XWzO5U488Ah2lug5k= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727505AbgBFLmx (ORCPT ); Thu, 6 Feb 2020 06:42:53 -0500 Received: from mail.kernel.org ([198.145.29.99]:35220 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727111AbgBFLmx (ORCPT ); Thu, 6 Feb 2020 06:42:53 -0500 Received: from archlinux (cpc149474-cmbg20-2-0-cust94.5-4.cable.virginm.net [82.4.196.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 21A0320661; Thu, 6 Feb 2020 11:42:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580989372; bh=fdf4fnSc301A9MjVq4sPuE8XxDFVmy0NWNTQpQRIYgo=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=rgZ4Pn1q7lruoulLlRXdGoeDDNIkC90EbUGxcryoEPpBPuf/8PqgdUtKTGwosoS1w rhdVtKESim0ZDsyQqr75yDYZcN2TrpLT59PKePD7A+gBLyfmIu2gkAP9yRUoU6KHnD Cc1C6dcntZSH/VRjyiGnUqrJQhYkCLs9t5jJVSBo= Date: Thu, 6 Feb 2020 11:42:48 +0000 From: Jonathan Cameron To: David Heidelberg Cc: Dmitry Osipenko , =?UTF-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= , Daniel Baluta , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Rob Herring , Mark Rutland , linux-iio@vger.kernel.org Subject: Re: [PATCH v4 3/7] iio: light: al3320a slightly improve code formatting Message-ID: <20200206114248.78f2a681@archlinux> In-Reply-To: <20200204093031.616409-4-david@ixit.cz> References: <20200204093031.616409-1-david@ixit.cz> <20200204093031.616409-4-david@ixit.cz> X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org On Tue, 4 Feb 2020 10:30:32 +0100 David Heidelberg wrote: > - modified to be in part with al3010 driver > - cleanup using bitfield, no functionality change intended > > Signed-off-by: David Heidelberg > > v4 > - use GENMASK() and bitfields > - sort headers > - drop init.h unused header > > Signed-off-by: David Heidelberg Looks good to me. Will pick it up once rest of series is ready. Thanks, Jonathan > --- > drivers/iio/light/al3320a.c | 22 ++++++++++++---------- > 1 file changed, 12 insertions(+), 10 deletions(-) > > diff --git a/drivers/iio/light/al3320a.c b/drivers/iio/light/al3320a.c > index a21aa99e74e4..89b935b4fe9e 100644 > --- a/drivers/iio/light/al3320a.c > +++ b/drivers/iio/light/al3320a.c > @@ -9,9 +9,9 @@ > * TODO: interrupt support, thresholds > */ > > -#include > -#include > +#include > #include > +#include > > #include > #include > @@ -36,8 +36,7 @@ > #define AL3320A_CONFIG_DISABLE 0x00 > #define AL3320A_CONFIG_ENABLE 0x01 > > -#define AL3320A_GAIN_SHIFT 1 > -#define AL3320A_GAIN_MASK (BIT(2) | BIT(1)) > +#define AL3320A_GAIN_MASK GENMASK(2, 1) > > /* chip params default values */ > #define AL3320A_DEFAULT_MEAN_TIME 4 > @@ -90,7 +89,8 @@ static int al3320a_init(struct al3320a_data *data) > return ret; > > ret = i2c_smbus_write_byte_data(data->client, AL3320A_REG_CONFIG_RANGE, > - AL3320A_RANGE_3 << AL3320A_GAIN_SHIFT); > + FIELD_PREP(AL3320A_GAIN_MASK, > + AL3320A_RANGE_3)); > if (ret < 0) > return ret; > > @@ -133,7 +133,7 @@ static int al3320a_read_raw(struct iio_dev *indio_dev, > if (ret < 0) > return ret; > > - ret = (ret & AL3320A_GAIN_MASK) >> AL3320A_GAIN_SHIFT; > + ret = FIELD_GET(AL3320A_GAIN_MASK, ret) > *val = al3320a_scales[ret][0]; > *val2 = al3320a_scales[ret][1]; > > @@ -152,11 +152,13 @@ static int al3320a_write_raw(struct iio_dev *indio_dev, > switch (mask) { > case IIO_CHAN_INFO_SCALE: > for (i = 0; i < ARRAY_SIZE(al3320a_scales); i++) { > - if (val == al3320a_scales[i][0] && > - val2 == al3320a_scales[i][1]) > - return i2c_smbus_write_byte_data(data->client, > + if (val != al3320a_scales[i][0] || > + val2 != al3320a_scales[i][1]) > + continue; > + > + return i2c_smbus_write_byte_data(data->client, > AL3320A_REG_CONFIG_RANGE, > - i << AL3320A_GAIN_SHIFT); > + FIELD_PREP(AL3320A_GAIN_MASK, i)); > } > break; > }