From patchwork Sun Dec 15 05:16:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Akinobu Mita X-Patchwork-Id: 11292663 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 83E9417F0 for ; Sun, 15 Dec 2019 05:17:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 60CE824654 for ; Sun, 15 Dec 2019 05:17:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="N4CbPu6f" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726776AbfLOFRZ (ORCPT ); Sun, 15 Dec 2019 00:17:25 -0500 Received: from mail-pf1-f194.google.com ([209.85.210.194]:39916 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725861AbfLOFRZ (ORCPT ); Sun, 15 Dec 2019 00:17:25 -0500 Received: by mail-pf1-f194.google.com with SMTP id 2so3758321pfx.6; Sat, 14 Dec 2019 21:17:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=yyoE/kJT7Za8oOamE8LAfuYOwDLTmHlQFdtd0CuJ34k=; b=N4CbPu6fl9qY4tyGJ0tQFP8vj5OWJLuktbW6f/YyYtElFDPg0L6iPbWlqQakJuy8e7 tTzV3KjkXuGVcoQt5Emmir0+p/P7qL/ZZBZhJmhwP6oL1nwdkjxUMHjusjoJPgdRGx9z /XQVX5oH5xkWXa9NBmnAYiU/+CrOqduGAcw2UeJvDaYOirsO0IyoYt1Wt/e+Zs1JUNly xLiu7BZXozvgfoYzc8bdKq3Rg+il2wTHFloMdTvVHeTEFZ7tUQZ3w5JHXt5ZMpYdDCn8 6UsGDqNo/rYSrt05bQT6p21UdUXssIDE92iyshielrqWwUEdSC/qQvE1gmRAixv4nl51 e1RA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=yyoE/kJT7Za8oOamE8LAfuYOwDLTmHlQFdtd0CuJ34k=; b=IeBi9GUYYZQdCHWGxqmuR2RkQCByOu8tP5vc1grP1krxXUDBdF3k6iB+AE91G8X5wg vL2sKBKvoChQ2VD1vmssosYxBg0LjIPrRxCZ+HDpOMU2YLENugEso7/wVH/lfpW69O/F /Zye2CZ+LSE5ysTlmyn8qh8OyqgSVe6sR/Qz4iHSaLrdlE9VR1eEHuYGYPGX+3DnmiOe tfCZQKdN9mEHlOeprSNyoFUePcy5hW8yr/EeYKCz4JDuILdHHRj0kY1BuuQqFqfcDwTe spOoR5xNH3HajZtGCD+f79m4DWGnMh5FS1Mdl30ltS1dlSsl5xumRU+xMx8zeuyUgORy akIA== X-Gm-Message-State: APjAAAXigSFFaBNmrB7PklYXvLh5cFCT4y42izcEFUaFh9nD0kaA7fND WybGMytjcYI6gBmh+ZPfI5M= X-Google-Smtp-Source: APXvYqx3VkY0cSg/7bN0Y0W5G2/U6JBARCdKWa0nOQSgon43lbz4BsIfhgC4OCM7Owt5n+zvtJvdnQ== X-Received: by 2002:a63:cc4f:: with SMTP id q15mr10235784pgi.159.1576387044564; Sat, 14 Dec 2019 21:17:24 -0800 (PST) Received: from localhost.localdomain ([240f:34:212d:1:368e:e048:68f1:84e7]) by smtp.gmail.com with ESMTPSA id u10sm16596528pgg.41.2019.12.14.21.17.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 14 Dec 2019 21:17:23 -0800 (PST) From: Akinobu Mita To: linux-nvme@lists.infradead.org, linux-hwmon@vger.kernel.org, linux-pm@vger.kernel.org, linux-wireless@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org Cc: Akinobu Mita , Sujith Thomas , Darren Hart , Andy Shevchenko , Zhang Rui , Daniel Lezcano , Amit Kucheria , Jean Delvare , Guenter Roeck , Keith Busch , Jens Axboe , Christoph Hellwig , Sagi Grimberg Subject: [PATCH v4 07/12] nvme: hwmon: switch to use helpers Date: Sun, 15 Dec 2019 14:16:10 +0900 Message-Id: <1576386975-7941-8-git-send-email-akinobu.mita@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1576386975-7941-1-git-send-email-akinobu.mita@gmail.com> References: <1576386975-7941-1-git-send-email-akinobu.mita@gmail.com> Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org This switches the nvme driver to use kelvin_to_millicelsius() and millicelsius_to_kelvin() in . Cc: Sujith Thomas Cc: Darren Hart Cc: Andy Shevchenko Cc: Zhang Rui Cc: Daniel Lezcano Cc: Amit Kucheria Cc: Jean Delvare Cc: Guenter Roeck Cc: Keith Busch Cc: Jens Axboe Cc: Christoph Hellwig Cc: Sagi Grimberg Reviewed-by: Christoph Hellwig Reviewed-by: Guenter Roeck Reviewed-by: Keith Busch Reviewed-by: Andy Shevchenko Signed-off-by: Akinobu Mita --- * v4 - add Reviewed-by tags drivers/nvme/host/hwmon.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/drivers/nvme/host/hwmon.c b/drivers/nvme/host/hwmon.c index a5af21f..2e6477e 100644 --- a/drivers/nvme/host/hwmon.c +++ b/drivers/nvme/host/hwmon.c @@ -5,14 +5,11 @@ */ #include +#include #include #include "nvme.h" -/* These macros should be moved to linux/temperature.h */ -#define MILLICELSIUS_TO_KELVIN(t) DIV_ROUND_CLOSEST((t) + 273150, 1000) -#define KELVIN_TO_MILLICELSIUS(t) ((t) * 1000L - 273150) - struct nvme_hwmon_data { struct nvme_ctrl *ctrl; struct nvme_smart_log log; @@ -35,7 +32,7 @@ static int nvme_get_temp_thresh(struct nvme_ctrl *ctrl, int sensor, bool under, return -EIO; if (ret < 0) return ret; - *temp = KELVIN_TO_MILLICELSIUS(status & NVME_TEMP_THRESH_MASK); + *temp = kelvin_to_millicelsius(status & NVME_TEMP_THRESH_MASK); return 0; } @@ -46,7 +43,7 @@ static int nvme_set_temp_thresh(struct nvme_ctrl *ctrl, int sensor, bool under, unsigned int threshold = sensor << NVME_TEMP_THRESH_SELECT_SHIFT; int ret; - temp = MILLICELSIUS_TO_KELVIN(temp); + temp = millicelsius_to_kelvin(temp); threshold |= clamp_val(temp, 0, NVME_TEMP_THRESH_MASK); if (under) @@ -88,7 +85,7 @@ static int nvme_hwmon_read(struct device *dev, enum hwmon_sensor_types type, case hwmon_temp_min: return nvme_get_temp_thresh(data->ctrl, channel, true, val); case hwmon_temp_crit: - *val = KELVIN_TO_MILLICELSIUS(data->ctrl->cctemp); + *val = kelvin_to_millicelsius(data->ctrl->cctemp); return 0; default: break; @@ -105,7 +102,7 @@ static int nvme_hwmon_read(struct device *dev, enum hwmon_sensor_types type, temp = get_unaligned_le16(log->temperature); else temp = le16_to_cpu(log->temp_sensor[channel - 1]); - *val = KELVIN_TO_MILLICELSIUS(temp); + *val = kelvin_to_millicelsius(temp); break; case hwmon_temp_alarm: *val = !!(log->critical_warning & NVME_SMART_CRIT_TEMPERATURE);