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Message-ID: <20140310071140.19969.qmail@ns.horizon.com>
Date: 10 Mar 2014 03:11:40 -0400
From: "George Spelvin" <linux@...izon.com>
To: jdelvare@...e.com
Cc: linux@...izon.com, linux-kernel@...r.kernel.org,
lm-sensors@...sensors.org, lpapp@....org
Subject: Re: [lm-sensors] Tachometer speed returned rather than absolute fan speed?
> What did you think "tachometer speed" was, if not the fan speed? Does
> the max6650 driver not return correct fan speeds for you?
Given that most PC fans produce two pulses per rotation, I assumed it was
the frequency of the tachometer signal, which is twice the fan RPM.
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