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| CLAMP_T(9) | Driver Basics | CLAMP_T(9) |
NAME¶
clamp_t - return a value clamped to a given range using a given typeSYNOPSIS¶
clamp_t(type, val,
lo, hi);
ARGUMENTS¶
typethe type of variable to use
val
current value
lo
minimum allowable value
hi
maximum allowable value
DESCRIPTION¶
This macro does no typechecking and uses temporary variables of type 'type' to make all the comparisons.COPYRIGHT¶
| January 2017 | Kernel Hackers Manual 4.8. |