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osmo-bts-sysmo/utils.c: Added a function for calculate the power transmitter 

Signed-off-by: Alvaro Neira Ayuso <anayuso@sysmocom.de>
This commit is contained in:
Álvaro Neira Ayuso 2014-04-28 13:40:24 +02:00 committed by Holger Hans Peter Freyther
parent 3e5b6db2d2
commit 9ed6b95c90
3 changed files with 14 additions and 2 deletions
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4
src/osmo-bts-sysmo/oml.c
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@ -323,7 +323,7 @@ static int trx_init(struct gsm_bts_trx *trx)
dev_par->u16BcchArfcn = trx->bts->c0->arfcn;
dev_par->u8NbTsc = trx->bts->bsic & 7;
dev_par->fRxPowerLevel = fl1h->ul_power_target;
dev_par->fTxPowerLevel = trx->nominal_power - trx->max_power_red;
dev_par->fTxPowerLevel = sysmobts_get_power_trx(trx);
LOGP(DL1C, LOGL_NOTICE, "Init TRX (ARFCN %u, TSC %u, RxPower % 2f dBm, "
"TxPower % 2.2f dBm\n", dev_par->u16Arfcn, dev_par->u8NbTsc,
dev_par->fRxPowerLevel, dev_par->fTxPowerLevel);
@ -1544,7 +1544,7 @@ int bts_model_apply_oml(struct gsm_bts *bts, struct msgb *msg,
/* Did we go through MphInit yet? If yes fire and forget */
if (fl1h->hLayer1)
l1if_set_txpower(fl1h, trx->nominal_power - trx->max_power_red);
l1if_set_txpower(fl1h, sysmobts_get_power_trx(trx));
}
/* FIXME: we actaully need to send a ACK or NACK for the OML message */

11
src/osmo-bts-sysmo/utils.c
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@ -136,3 +136,14 @@ int sysmobts_get_nominal_power(struct gsm_bts_trx *trx)
}
return -1;
}
int sysmobts_get_power_trx(struct gsm_bts_trx *trx)
{
int power_transmitter = trx->nominal_power - trx->max_power_red;
power_transmitter -= trx->power_reduce;
if (power_transmitter < 0)
power_transmitter = 0;
return power_transmitter;
}

1
src/osmo-bts-sysmo/utils.h
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@ -12,4 +12,5 @@ int sysmobts_select_femto_band(struct gsm_bts_trx *trx, uint16_t arfcn);
int sysmobts_get_nominal_power(struct gsm_bts_trx *trx);
int sysmobts_get_power_trx(struct gsm_bts_trx *trx);
#endif