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 6C3AFC43217 for ; Sun, 30 Jan 2022 16:11:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355599AbiA3QLh (ORCPT ); Sun, 30 Jan 2022 11:11:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355507AbiA3QL0 (ORCPT ); Sun, 30 Jan 2022 11:11:26 -0500 Received: from mail-qk1-x731.google.com (mail-qk1-x731.google.com [IPv6:2607:f8b0:4864:20::731]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 968C7C061753; Sun, 30 Jan 2022 08:11:25 -0800 (PST) Received: by mail-qk1-x731.google.com with SMTP id g145so9948325qke.3; Sun, 30 Jan 2022 08:11:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=oZB9+RjUHcGrEBPjD/U8YMyBPtBxHiTx27AuwKkfNg0=; b=b+4jTzJJdbSigDJepW9QHFwAsA97mdbadodDkbe9iY2pFxQTVjL8wlBTCMBfcvXFXP Ie4igs8Zg9ugB+KwKesxG7xiFgNkI3GSzGdep5K5d1WA31gAPRTBStEUUqKwQxjbx2Qq BTDQUzWKgeyazHHwiDPPqWp2uh/JDAaO+Zj/Ars4Z3XhG5pj2vlu3uElLEuAbVdSh9/4 0d3LFMkefo7o1LrJvAeqgxLfucE4xinS6+ygPoXF1f+4UPjdlyL5Q7GRc6k4uqI3/LXr yW75zwHAKQg5sdAKXCzGRu3jKIdOlV9tjwLU8udI5j+SS+Kq6VohCmZWvCopjXH+ZVyC kl5g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=oZB9+RjUHcGrEBPjD/U8YMyBPtBxHiTx27AuwKkfNg0=; b=GIctDbLJf5hxOTiAtUPel9R80CgxRKd+7mIIxaJwM3saci6sLm/KI2YcmGOmvxORlf wdeUfrbm8dttxsezw6OzpExmbuPduMdO+yEQm+HptMe5aR6KqH5vDUQ3pcNTSsQ8iUJV 3mHe5YjXgbivYESubKzlckW0loNcZksYkfr6+86ddAvBGagB6tLOOnIlTh/nFrpc/hJC /EjWe2XekT9weWSntIIjb++egsNq9xQoAvOt5d9XWmenzHZvH7l+v37Z87poR7j+9UMl 3Pk0/dziofS/v4J0yTtpgfyISgMpLKKNrbheErCndhiVYq4zne41Z1t4bda7F0/yEmzB hRHQ== X-Gm-Message-State: AOAM5315ZzFEH2K5bCG9tojgIxI7EMsTv0HvBZ6kC7Jd3xVwnLxX0VCy ckMBpAHG4TbKLaORm7p9RpE= X-Google-Smtp-Source: ABdhPJyBrISgAi37wCnuXYJL2YS4VD5OxrqWTRXcI8zk8aL4H9JNHdfppzo6CB1Hqsy1p+AnD9Msww== X-Received: by 2002:a05:620a:1790:: with SMTP id ay16mr10763124qkb.330.1643559084766; Sun, 30 Jan 2022 08:11:24 -0800 (PST) Received: from shaak.. (modemcable055.92-163-184.mc.videotron.ca. [184.163.92.55]) by smtp.gmail.com with ESMTPSA id v73sm6906148qkb.51.2022.01.30.08.11.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 30 Jan 2022 08:11:24 -0800 (PST) From: Liam Beguin To: liambeguin@gmail.com, peda@axentia.se, jic23@kernel.org, andy.shevchenko@gmail.com, lars@metafoo.de Cc: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org Subject: [PATCH v13 06/11] iio: afe: rescale: make use of units.h Date: Sun, 30 Jan 2022 11:10:56 -0500 Message-Id: <20220130161101.1067691-7-liambeguin@gmail.com> X-Mailer: git-send-email 2.35.1.4.g5d01301f2b86 In-Reply-To: <20220130161101.1067691-1-liambeguin@gmail.com> References: <20220130161101.1067691-1-liambeguin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Make use of well-defined SI metric prefixes to improve code readability. Signed-off-by: Liam Beguin --- drivers/iio/afe/iio-rescale.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/iio/afe/iio-rescale.c b/drivers/iio/afe/iio-rescale.c index 67273de46843..27c6664915ff 100644 --- a/drivers/iio/afe/iio-rescale.c +++ b/drivers/iio/afe/iio-rescale.c @@ -51,11 +51,11 @@ int rescale_process_scale(struct rescale *rescale, int scale_type, } fallthrough; case IIO_VAL_FRACTIONAL_LOG2: - tmp = (s64)*val * 1000000000LL; + tmp = (s64)*val * GIGA; tmp = div_s64(tmp, rescale->denominator); tmp *= rescale->numerator; - tmp = div_s64_rem(tmp, 1000000000LL, &rem); + tmp = div_s64_rem(tmp, GIGA, &rem); *val = tmp; if (!rem) @@ -71,7 +71,7 @@ int rescale_process_scale(struct rescale *rescale, int scale_type, *val2 = rem / (int)tmp; if (rem2) - *val2 += div_s64((s64)rem2 * 1000000000LL, tmp); + *val2 += div_s64((s64)rem2 * GIGA, tmp); return IIO_VAL_INT_PLUS_NANO; case IIO_VAL_INT_PLUS_NANO: @@ -332,8 +332,8 @@ static int rescale_current_sense_amplifier_props(struct device *dev, * gain_div / (gain_mult * sense), while trying to keep the * numerator/denominator from overflowing. */ - factor = gcd(sense, 1000000); - rescale->numerator = 1000000 / factor; + factor = gcd(sense, MEGA); + rescale->numerator = MEGA / factor; rescale->denominator = sense / factor; factor = gcd(rescale->numerator, gain_mult); @@ -361,8 +361,8 @@ static int rescale_current_sense_shunt_props(struct device *dev, return ret; } - factor = gcd(shunt, 1000000); - rescale->numerator = 1000000 / factor; + factor = gcd(shunt, MEGA); + rescale->numerator = MEGA / factor; rescale->denominator = shunt / factor; return 0; -- 2.35.1.4.g5d01301f2b86