On Tue, Jun 08, 2004 at 07:10:00PM +0300, Jonas Munsin wrote: > Attached is a cleanup patch for the it87 sensor driver, against > 2.6.7-rc2. Jean Delvare has reviewed it. > --- drivers/i2c/chips/it87.c.orig.2.6.7-rc2 2004-06-04 20:35:45.000000000 +0300 > +++ drivers/i2c/chips/it87.c 2004-06-08 18:56:43.000000000 +0300 > @@ -159,9 +159,9 @@ > > #define FAN_FROM_REG(val,div) ((val)==0?-1:(val)==255?0:1350000/((val)*(div))) > > -#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)<0?(((val)-5)/10):\ > - ((val)+5)/10),0,255)) > -#define TEMP_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*10) > +#define TEMP_TO_REG(val) (SENSORS_LIMIT(((val)<0?(((val)-500)/1000):\ > + ((val)+500)/1000),-127,127)) Oops, Jean pointed out that that could probably have been + ((val)+500)/1000),-128,127)) instead (a slightly less arbitrary value). (Another copy/paste error from lm85.c). > +#define TEMP_FROM_REG(val) (((val)>0x80?(val)-0x100:(val))*1000) > > #define VID_FROM_REG(val) ((val)==0x1f?0:(val)>=0x10?510-(val)*10:\ > 205-(val)*5)
