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Harald Welte gerrit-no-reply at lists.osmocom.orgHarald Welte has submitted this change and it was merged. ( https://gerrit.osmocom.org/11320 ) Change subject: handover_decision_2.c: refactor trigger_*() ...................................................................... handover_decision_2.c: refactor trigger_*() a) Prepare for triggering handover for any candidate, remote or local. b) drop redundant arguments. Change-Id: I5ba8b556703010c8e232b516285a837c999f87ef --- M src/osmo-bsc/handover_decision_2.c 1 file changed, 18 insertions(+), 17 deletions(-) Approvals: Harald Welte: Looks good to me, approved Jenkins Builder: Verified diff --git a/src/osmo-bsc/handover_decision_2.c b/src/osmo-bsc/handover_decision_2.c index 64fc2dd..457d57a 100644 --- a/src/osmo-bsc/handover_decision_2.c +++ b/src/osmo-bsc/handover_decision_2.c @@ -620,8 +620,10 @@ } /* Trigger handover or assignment depending on the target BTS */ -static int trigger_handover_or_assignment(struct gsm_lchan *lchan, struct gsm_bts *new_bts, uint8_t requirements) +static int trigger_local_ho_or_as(struct ho_candidate *c, uint8_t requirements) { + struct gsm_lchan *lchan = c->lchan; + struct gsm_bts *new_bts = c->bts; struct handover_out_req req; struct gsm_bts *current_bts = lchan->ts->trx->bts; int afs_bias = 0; @@ -699,6 +701,14 @@ return 0; } +static int trigger_ho(struct ho_candidate *c, uint8_t requirements) +{ + if (c->bts) + return trigger_local_ho_or_as(c, requirements); + else + return 0; /* TODO: remote candidates */ +} + /* verbosely log about a handover candidate */ static inline void debug_candidate(struct ho_candidate *candidate, int8_t rxlev, int tchf_count, int tchh_count) @@ -1003,8 +1013,7 @@ LOGPHOCAND(best_cand, LOGL_INFO, "Best candidate, RX level %d%s\n", rxlev2dbm(best_cand->avg), best_applied_afs_bias ? " (applied AHS -> AFS rxlev bias)" : ""); - return trigger_handover_or_assignment(lchan, best_cand->bts, - best_cand->requirements & REQUIREMENT_B_MASK); + return trigger_ho(best_cand, best_cand->requirements & REQUIREMENT_B_MASK); } /* select best candidate that fulfills requirement C: less or equal congestion after HO */ @@ -1032,8 +1041,7 @@ LOGPHOCAND(best_cand, LOGL_INFO, "Best candidate, RX level %d%s\n", rxlev2dbm(best_cand->avg), best_applied_afs_bias? " (applied AHS -> AFS rxlev bias)" : ""); - return trigger_handover_or_assignment(lchan, best_cand->bts, - best_cand->requirements & REQUIREMENT_C_MASK); + return trigger_ho(best_cand, best_cand->requirements & REQUIREMENT_C_MASK); } /* we are done in case the MS RXLEV/RXQUAL/TA aren't critical and we're avoiding congestion. */ @@ -1069,8 +1077,7 @@ LOGPHOCAND(best_cand, LOGL_INFO, "Best candidate: RX level %d%s\n", rxlev2dbm(best_cand->avg), best_applied_afs_bias ? " (applied AHS -> AFS rxlev bias)" : ""); - return trigger_handover_or_assignment(lchan, best_cand->bts, - best_cand->requirements & REQUIREMENT_A_MASK); + return trigger_ho(best_cand, best_cand->requirements & REQUIREMENT_A_MASK); } /* Damn, all is congested, has too low RXLEV or cannot service the voice call due to codec @@ -1416,8 +1423,7 @@ LOGPHOCAND(best_cand, LOGL_DEBUG, "Best candidate: RX level %d%s\n", rxlev2dbm(best_cand->avg), is_improved ? " (applied AHS->AFS bias)" : ""); - trigger_handover_or_assignment(best_cand->lchan, best_cand->bts, - best_cand->requirements & REQUIREMENT_B_MASK); + trigger_ho(best_cand, best_cand->requirements & REQUIREMENT_B_MASK); #if 0 /* if there is still congestion, mark lchan as deleted * and redo this process */ @@ -1485,9 +1491,7 @@ LOGPHOCAND(worst_cand, LOGL_INFO, "Worst candidate: RX level %d from TCH/H -> TCH/F%s\n", rxlev2dbm(worst_cand->avg), is_improved ? " (applied AHS -> AFS rxlev bias)" : ""); - trigger_handover_or_assignment(worst_cand->lchan, - worst_cand->bts, - worst_cand->requirements & REQUIREMENT_B_MASK); + trigger_ho(worst_cand, worst_cand->requirements & REQUIREMENT_B_MASK); #if 0 /* if there is still congestion, mark lchan as deleted * and redo this process */ @@ -1556,8 +1560,7 @@ LOGPHOCAND(best_cand, LOGL_INFO, "Best candidate: RX level %d%s\n", rxlev2dbm(best_cand->avg), is_improved ? " (applied AHS -> AFS rxlev bias)" : ""); - trigger_handover_or_assignment(best_cand->lchan, best_cand->bts, - best_cand->requirements & REQUIREMENT_C_MASK); + trigger_ho(best_cand, best_cand->requirements & REQUIREMENT_C_MASK); #if 0 /* if there is still congestion, mark lchan as deleted * and redo this process */ @@ -1630,9 +1633,7 @@ LOGPHOCAND(worst_cand, LOGL_INFO, "Worst candidate: RX level %d from TCH/H -> TCH/F%s\n", rxlev2dbm(worst_cand->avg), is_improved ? " (applied AHS -> AFS rxlev bias)" : ""); - trigger_handover_or_assignment(worst_cand->lchan, - worst_cand->bts, - worst_cand->requirements & REQUIREMENT_C_MASK); + trigger_ho(worst_cand, worst_cand->requirements & REQUIREMENT_C_MASK); #if 0 /* if there is still congestion, mark lchan as deleted * and redo this process */ -- To view, visit https://gerrit.osmocom.org/11320 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-MessageType: merged Gerrit-Change-Id: I5ba8b556703010c8e232b516285a837c999f87ef Gerrit-Change-Number: 11320 Gerrit-PatchSet: 5 Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de> Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org> Gerrit-Reviewer: Jenkins Builder (1000002) -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20181021/c661831a/attachment.htm>