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Return actual frequency in drv_set_freq functions

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This is needed to keep sourcestats accurate when the actual frequency is
different from the requested frequency due to clamping (or possibly
rounding in future system drivers).
This commit is contained in:
Miroslav Lichvar
2010-04-20 18:29:39 +02:00
parent c15db71f9e
commit 1a7415a6ab
10 changed files with 45 additions and 22 deletions
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5
localp.h
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@@ -40,8 +40,9 @@ typedef double (*lcl_ReadFrequencyDriver)(void);
/* System driver to set the current local frequency, in ppm relative
to nominal. A positive value indicates that the local clock runs
fast when uncompensated. */
typedef void (*lcl_SetFrequencyDriver)(double freq_ppm);
fast when uncompensated. Return actual frequency (may be different
from the requested frequency due to clamping or rounding). */
typedef double (*lcl_SetFrequencyDriver)(double freq_ppm);
/* System driver to accrue an offset. A positive argument means slew
the clock forwards. */