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Fix register overflow on setting fan min too low.
git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2532 7894878c-1315-0410-8ee3-d5d059ff63e0
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@@ -130,7 +130,7 @@ static inline void superio_exit(void)
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#define FAN_FROM_REG(val,div) ((val)==0?0: \
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480000/((val)*(div)))
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#define FAN_TO_REG(val,div) ((val)<=0?255: \
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#define FAN_TO_REG(val,div) ((val)*(div)<=1875?255: \
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480000/((val)*(div)))
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#define FAN_DIV_FROM_REG(val) (1 << ((val >> 5) & 0x03))
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#define FAN_DIV_TO_REG(val) ((val)==8?0x60:(val)==4?0x40: \
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