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Subject: Re: [PATCH V5 3/3] hwmon: pwm-fan: Add RPM support via external
 interrupt
To:     Stefan Wahren <stefan.wahren@i2se.com>,
        Kamil Debski <kamil@wypas.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Jean Delvare <jdelvare@suse.com>,
        Guenter Roeck <linux@roeck-us.net>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Robin Murphy <robin.murphy@arm.com>
Cc:     linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <1554989411-23666-1-git-send-email-stefan.wahren@i2se.com>
 <1554989411-23666-4-git-send-email-stefan.wahren@i2se.com>
From:   "Enrico Weigelt, metux IT consult" <lkml@metux.net>
Organization: metux IT consult
Message-ID: <24771fbe-0c45-78b0-e96b-6ed31ccdcb7f@metux.net>
Date:   Fri, 12 Apr 2019 15:15:55 +0200
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On 11.04.19 15:30, Stefan Wahren wrote:
> This adds RPM support to the pwm-fan driver in order to use with
> fancontrol/pwmconfig. This feature is intended for fans with a tachometer
> output signal, which generate a defined number of pulses per revolution.

Wouldn't it be better to have a CONFIG_* flag for keeping the kernel
image size smaller when this feature isn't needed ?


--mtx

-- 
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@metux.net -- +49-151-27565287