tree cc84e698347ae3aa26ff88f7adfe5f505edc7b83
parent b01543dfe67bb1d191998e90d20534dc354de059
author Chris D Schimp <silverchris@gmail.com> 1329775164 -0500
committer Guenter Roeck <guenter.roeck@ericsson.com> 1329863412 -0800

hwmon: (max6639) Fix FAN_FROM_REG calculation

RPM calculation from tachometer value does not depend on PPR.
Also, do not report negative RPM values.

Signed-off-by: Chris D Schimp <silverchris@gmail.com>
[guenter.roeck@ericsson.com: do not report negative RPM values]
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Cc: stable@vger.kernel.org # 3.0+
Acked-by: Roland Stigge <stigge@antcom.de>