diff options
Diffstat (limited to 'drivers/hwmon/adt7470.c')
| -rw-r--r-- | drivers/hwmon/adt7470.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c index 9810aaa0489..a2155605e31 100644 --- a/drivers/hwmon/adt7470.c +++ b/drivers/hwmon/adt7470.c @@ -114,8 +114,6 @@ I2C_CLIENT_INSMOD_1(adt7470); /* sleep 1s while gathering temperature data */ #define TEMP_COLLECTION_TIME 1000 -#define power_of_2(x) (((x) & ((x) - 1)) == 0) - /* datasheet says to divide this number by the fan reading to get fan rpm */ #define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x)) #define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM @@ -677,7 +675,7 @@ static int cvt_auto_temp(int input) { if (input == ADT7470_PWM_ALL_TEMPS) return 0; - if (input < 1 || !power_of_2(input)) + if (input < 1 || !is_power_of_2(input)) return -EINVAL; return ilog2(input) + 1; } |