diff options
Diffstat (limited to 'src/osmo-bts-sysmo/l1_if.c')
-rw-r--r-- | src/osmo-bts-sysmo/l1_if.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/src/osmo-bts-sysmo/l1_if.c b/src/osmo-bts-sysmo/l1_if.c index 9b05267f..df660c5f 100644 --- a/src/osmo-bts-sysmo/l1_if.c +++ b/src/osmo-bts-sysmo/l1_if.c @@ -42,6 +42,7 @@ #include <osmo-bts/logging.h> #include <osmo-bts/bts.h> #include <osmo-bts/oml.h> +#include <osmo-bts/rsl.h> #include <osmo-bts/gsm_data.h> #include <osmo-bts/paging.h> #include <osmo-bts/measurement.h> @@ -650,6 +651,7 @@ static int handle_ph_data_ind(struct femtol1_hdl *fl1, GsmL1_PhDataInd_t *data_i struct msgb *l1p_msg) { struct gsm_bts_trx *trx = fl1->priv; + struct gsm_bts_role_bts *btsb = trx->bts->role; struct osmo_phsap_prim pp; struct gsm_lchan *lchan; struct lapdm_entity *le; @@ -666,7 +668,8 @@ static int handle_ph_data_ind(struct femtol1_hdl *fl1, GsmL1_PhDataInd_t *data_i process_meas_res(lchan, &data_ind->measParam); - if (data_ind->measParam.fLinkQuality < MIN_QUAL_NORM) + if (data_ind->measParam.fLinkQuality < MIN_QUAL_NORM + && data_ind->msgUnitParam.u8Size != 0) return 0; DEBUGP(DL1C, "Rx PH-DATA.ind %s (hL2 %08x): %s", @@ -678,6 +681,25 @@ static int handle_ph_data_ind(struct femtol1_hdl *fl1, GsmL1_PhDataInd_t *data_i switch (data_ind->sapi) { case GsmL1_Sapi_Sacch: + /* process radio link timeout coniter S */ + if (data_ind->msgUnitParam.u8Size == 0) { + /* count down radio link counter S */ + lchan->s--; + DEBUGP(DMEAS, "counting down radio link counter S=%d\n", + lchan->s); + if (lchan->s == 0) + rsl_tx_conn_fail(lchan, + RSL_ERR_RADIO_LINK_FAIL); + break; + } + if (lchan->s < btsb->radio_link_timeout) { + /* count up radio link counter S */ + lchan->s += 2; + if (lchan->s > btsb->radio_link_timeout) + lchan->s = btsb->radio_link_timeout; + DEBUGP(DMEAS, "counting up radio link counter S=%d\n", + lchan->s); + } /* save the SACCH L1 header in the lchan struct for RSL MEAS RES */ if (data_ind->msgUnitParam.u8Size < 2) { LOGP(DL1C, LOGL_NOTICE, "SACCH with size %u<2 !?!\n", @@ -744,7 +766,8 @@ static int handle_ph_data_ind(struct femtol1_hdl *fl1, GsmL1_PhDataInd_t *data_i case GsmL1_Sapi_Pdtch: case GsmL1_Sapi_Pacch: /* drop incomplete UL block */ - if (data_ind->msgUnitParam.u8Buffer[0] + if (!data_ind->msgUnitParam.u8Size + || data_ind->msgUnitParam.u8Buffer[0] != GsmL1_PdtchPlType_Full) break; /* PDTCH / PACCH frame handling */ |