gallium/util: comments for time-related functions
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@ -74,14 +74,23 @@ struct util_time
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void
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util_time_get(struct util_time *t);
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/**
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* Return t2 = t1 + usecs
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*/
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void
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util_time_add(const struct util_time *t1,
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int64_t usecs,
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struct util_time *t2);
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/**
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* Return current time in microseconds
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*/
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uint64_t
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util_time_micros( void );
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/**
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* Return difference between times, in microseconds
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*/
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int64_t
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util_time_diff(const struct util_time *t1,
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const struct util_time *t2);
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