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[paging] Implement the counting for TCH/H and TCH/F

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Add some code to count TCH/H and TCH/F and also handle
the neci bit of the network. Our channel allocator will
allocate a TCH/F if we request a TCH/H but can not allocate it.
This commit is contained in:
Holger Hans Peter Freyther
2010-04-20 17:15:21 +08:00
parent 242faaafd1
commit 39563af27c
1 changed files with 11 additions and 4 deletions
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15
openbsc/src/paging.c
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@@ -128,10 +128,8 @@ static int can_send_pag_req(struct gsm_bts *bts, int rsl_type)
switch (rsl_type) {
case RSL_CHANNEED_TCH_F:
LOGP(DPAG, LOGL_ERROR, "Not implemented.\n");
break;
case RSL_CHANNEED_TCH_ForH:
LOGP(DPAG, LOGL_ERROR, "Not implemented.\n");
goto count_tch;
break;
case RSL_CHANNEED_SDCCH:
goto count_sdcch;
@@ -139,7 +137,7 @@ static int can_send_pag_req(struct gsm_bts *bts, int rsl_type)
case RSL_CHANNEED_ANY:
default:
if (bts->network->pag_any_tch)
LOGP(DPAG, LOGL_ERROR, "Not implemented.\n");
goto count_tch;
else
goto count_sdcch;
break;
@@ -155,6 +153,15 @@ count_sdcch:
count += pl.pchan[GSM_PCHAN_CCCH_SDCCH4].total
- pl.pchan[GSM_PCHAN_CCCH_SDCCH4].used;
return bts->paging.free_chans_need > count;
count_tch:
count = 0;
count += pl.pchan[GSM_PCHAN_TCH_F].total
- pl.pchan[GSM_PCHAN_TCH_F].used;
if (bts->network->neci)
count += pl.pchan[GSM_PCHAN_TCH_H].total
- pl.pchan[GSM_PCHAN_TCH_H].used;
return bts->paging.free_chans_need > count;
}
/*