From 65676fe73fff547ba96efe9aee90eb99f6a0de87 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Mon, 10 Aug 2009 14:44:24 +0200 Subject: when channel allocator operates in reverse order, prefer SDCCH/8 over SDCCH/4 --- openbsc/src/chan_alloc.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'openbsc/src/chan_alloc.c') diff --git a/openbsc/src/chan_alloc.c b/openbsc/src/chan_alloc.c index 0cf567f8e..48c728c09 100644 --- a/openbsc/src/chan_alloc.c +++ b/openbsc/src/chan_alloc.c @@ -182,12 +182,21 @@ _lc_find_bts(struct gsm_bts *bts, enum gsm_phys_chan_config pchan) struct gsm_lchan *lchan_alloc(struct gsm_bts *bts, enum gsm_chan_t type) { struct gsm_lchan *lchan = NULL; + enum gsm_phys_chan_config first, second; switch (type) { case GSM_LCHAN_SDCCH: - lchan = _lc_find_bts(bts, GSM_PCHAN_CCCH_SDCCH4); + if (bts->chan_alloc_reverse) { + first = GSM_PCHAN_SDCCH8_SACCH8C; + second = GSM_PCHAN_CCCH_SDCCH4; + } else { + first = GSM_PCHAN_CCCH_SDCCH4; + second = GSM_PCHAN_SDCCH8_SACCH8C; + } + + lchan = _lc_find_bts(bts, first); if (lchan == NULL) - lchan = _lc_find_bts(bts, GSM_PCHAN_SDCCH8_SACCH8C); + lchan = _lc_find_bts(bts, second); break; case GSM_LCHAN_TCH_F: lchan = _lc_find_bts(bts, GSM_PCHAN_TCH_F); -- cgit v1.2.3