diff options
author | martinp <martinp@5390a7c7-147a-4af0-8ec9-7488f05a26cb> | 2003-11-08 00:55:26 +0000 |
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committer | martinp <martinp@5390a7c7-147a-4af0-8ec9-7488f05a26cb> | 2003-11-08 00:55:26 +0000 |
commit | a56b36043d84af3094b8ddcd07cfd35cb8983549 (patch) | |
tree | 3635c20cb1a1b4e5b914ebc65c568763ea85b7c8 /sec.h | |
parent | 9baf60b469593263664ccbc00d8264ad35e7d258 (diff) |
Add training routine to other EC
git-svn-id: http://svn.digium.com/svn/zaptel/trunk@269 5390a7c7-147a-4af0-8ec9-7488f05a26cb
Diffstat (limited to 'sec.h')
-rwxr-xr-x | sec.h | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -267,5 +267,20 @@ static inline int16_t echo_can_update(echo_can_state_t *ec, int16_t tx, int16_t return clean_rx; } /*- End of function --------------------------------------------------------*/ + +static inline int echo_can_traintap(echo_can_state_t *ec, int pos, short val) +{ + /* Reset hang counter to avoid adjustments after + initial forced training */ + ec->nonupdate_dwell = ec->taps << 1; + if (pos >= ec->taps) + return 1; + ec->fir_taps[pos] = val << 17; + ec->fir_taps_short[pos] = val << 1; + if (++pos >= ec->taps) + return 1; + return 0; +} + /*- End of file ------------------------------------------------------------*/ #endif |