From: Guenter Roeck <guenter.roeck@ericsson.com>
Date: Thu, 30 Jun 2011 13:54:05 +0000 (-0700)
Subject: hwmon: (pmbus) Improve fan detection
X-Git-Tag: v3.0-rc6~8^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=81ae68142a0483b3791cba99eab268859858f508;p=pandora-kernel.git

hwmon: (pmbus) Improve fan detection

Some PMBus devices return no error when reading fan speed registers, but don't
really support fans. Strengthen fan detection by also checking if fan
configuration registers exist.

Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Reviewed-by: Robert Coulson <robert.coulson@ericsson.com>
Cc: stable.kernel.org # 2.6.39
---

Reading git-diff-tree failed