From ce9c2f449b9e6b68d3a71ba146d64c44c8945d8d Mon Sep 17 00:00:00 2001 From: "Robert P. J. Day" Date: Tue, 6 Nov 2007 03:21:42 -0500 Subject: hwmon: (adt7470) Replace power-of-two test Since already supplies a power-of-two test, there's no point in having this source file redefine it again. Signed-off-by: Robert P. J. Day Acked-by: Jean Delvare Signed-off-by: Mark M. Hoffman --- drivers/hwmon/adt7470.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'drivers/hwmon/adt7470.c') diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c index 9810aaa0489d..a2155605e318 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; } -- cgit v1.2.3