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(parent: eb703a3) | patch
hwmon: (pmbus) Improve fan detection
authorGuenter Roeck <guenter.roeck@ericsson.com>
Thu, 30 Jun 2011 13:54:05 +0000 (06:54 -0700)
committerGuenter Roeck <guenter.roeck@ericsson.com>
Fri, 1 Jul 2011 22:56:06 +0000 (15:56 -0700)
commit3bc6fd4d8ae2da4b7b2fa6647f912f892852a6a1
treefa52ff3ead009c455a0fb41ec4bd8567ecde714ctree | snapshot
parenteb703a36c7f39ac870cbe46c4744b2df23531a24commit | diff
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
drivers/hwmon/pmbus.c diff | blob | history
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