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sys: avoid notification of neglible dispersion on slew update

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Miroslav Lichvar
2014-05-22 15:34:36 +02:00
parent a43810533f
commit e8bb95ba55
1 changed files with 5 additions and 3 deletions
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8
sys_generic.c
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@@ -154,7 +154,8 @@ update_slew(void)
/* Compute the dispersion introduced by changing frequency and add it /* Compute the dispersion introduced by changing frequency and add it
to all statistics held at higher levels in the system */ to all statistics held at higher levels in the system */
slew_error = fabs((old_slew_freq - slew_freq) * max_freq_change_delay); slew_error = fabs((old_slew_freq - slew_freq) * max_freq_change_delay);
lcl_InvokeDispersionNotifyHandlers(slew_error); if (slew_error >= MIN_OFFSET_CORRECTION)
lcl_InvokeDispersionNotifyHandlers(slew_error);
/* Compute the duration of the slew and clamp it. If the slewing frequency /* Compute the duration of the slew and clamp it. If the slewing frequency
is zero or has wrong sign (e.g. due to rounding in the frequency driver or is zero or has wrong sign (e.g. due to rounding in the frequency driver or
@@ -178,8 +179,9 @@ update_slew(void)
slew_start = now; slew_start = now;
slew_timer_running = 1; slew_timer_running = 1;
DEBUG_LOG(LOGF_SysGeneric, "slew offset=%e corr_rate=%e base_freq=%f total_freq=%f slew_freq=%e duration=%f", DEBUG_LOG(LOGF_SysGeneric, "slew offset=%e corr_rate=%e base_freq=%f total_freq=%f slew_freq=%e duration=%f slew_error=%e",
offset_register, correction_rate, base_freq, total_freq, slew_freq, duration); offset_register, correction_rate, base_freq, total_freq, slew_freq,
duration, slew_error);
} }
/* ================================================== */ /* ================================================== */