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hwmon: (mlxreg-fan) Fix macros for tacho fault reading

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[ Upstream commit 243cfe3fb8978c7eec24511aba7dac98819ed896 ]

Fix macros for tacometer fault reading.
This fix is relevant for three Mellanox systems MQMB7, MSN37, MSN34,
which are about to be released to the customers.
At the moment, none of them is at customers sites.

Fixes: 65afb4c8e7 ("hwmon: (mlxreg-fan) Add support for Mellanox FAN driver")
Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Vadim Pasternak 2018-11-16 13:47:11 +00:00 committed by Greg Kroah-Hartman
parent 842aeeac33
commit 0d4ff09997
1 changed files with 1 additions and 1 deletions
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2
drivers/hwmon/mlxreg-fan.c
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@ -51,7 +51,7 @@
*/ */
#define MLXREG_FAN_GET_RPM(rval, d, s) (DIV_ROUND_CLOSEST(15000000 * 100, \ #define MLXREG_FAN_GET_RPM(rval, d, s) (DIV_ROUND_CLOSEST(15000000 * 100, \
((rval) + (s)) * (d))) ((rval) + (s)) * (d)))
#define MLXREG_FAN_GET_FAULT(val, mask) (!!((val) ^ (mask))) #define MLXREG_FAN_GET_FAULT(val, mask) (!((val) ^ (mask)))
#define MLXREG_FAN_PWM_DUTY2STATE(duty) (DIV_ROUND_CLOSEST((duty) * \ #define MLXREG_FAN_PWM_DUTY2STATE(duty) (DIV_ROUND_CLOSEST((duty) * \
MLXREG_FAN_MAX_STATE, \ MLXREG_FAN_MAX_STATE, \
MLXREG_FAN_MAX_DUTY)) MLXREG_FAN_MAX_DUTY))