diff options
Diffstat (limited to 'src/gprs_rlcmac_data.cpp')
| -rw-r--r-- | src/gprs_rlcmac_data.cpp | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/src/gprs_rlcmac_data.cpp b/src/gprs_rlcmac_data.cpp index 2f67bd0a..4109161d 100644 --- a/src/gprs_rlcmac_data.cpp +++ b/src/gprs_rlcmac_data.cpp @@ -174,11 +174,31 @@ int gprs_rlcmac_rcv_control_block(bitvec *rlc_block, uint8_t trx, uint8_t ts, if (tbf->dl_ass_state == GPRS_RLCMAC_DL_ASS_WAIT_ACK) { LOGP(DRLCMAC, LOGL_DEBUG, "TBF: [UPLINK] DOWNLINK ASSIGNED TFI: %u TLLI: 0x%08x \n", tbf->tfi, tbf->tlli); tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; + if (tbf->direction == GPRS_RLCMAC_UL_TBF) + tbf = tbf_by_tlli(tbf->tlli, + GPRS_RLCMAC_DL_TBF); + if (!tbf) { + LOGP(DRLCMAC, LOGL_ERROR, "Got ACK, but DL " + "TBF is gone\n"); + break; + } + tbf_new_state(tbf, GPRS_RLCMAC_FLOW); + tbf_assign_control_ts(tbf); break; } if (tbf->ul_ass_state == GPRS_RLCMAC_UL_ASS_WAIT_ACK) { LOGP(DRLCMAC, LOGL_DEBUG, "TBF: [DOWNLINK] UPLINK ASSIGNED TFI: %u TLLI: 0x%08x \n", tbf->tfi, tbf->tlli); tbf->ul_ass_state = GPRS_RLCMAC_UL_ASS_NONE; + if (tbf->direction == GPRS_RLCMAC_DL_TBF) + tbf = tbf_by_tlli(tbf->tlli, + GPRS_RLCMAC_UL_TBF); + if (!tbf) { + LOGP(DRLCMAC, LOGL_ERROR, "Got ACK, but UL " + "TBF is gone\n"); + break; + } + tbf_new_state(tbf, GPRS_RLCMAC_FLOW); + tbf_assign_control_ts(tbf); break; } LOGP(DRLCMAC, LOGL_ERROR, "Error: received PACET CONTROL ACK " @@ -236,7 +256,7 @@ uplink_request: ul_tbf->tlli_valid = 1; /* no contention resolution */ ul_tbf->contention_resolution_done = 1; ul_tbf->ta = tbf->ta; /* use current TA */ - tbf_new_state(ul_tbf, GPRS_RLCMAC_FLOW); + tbf_new_state(ul_tbf, GPRS_RLCMAC_ASSIGN); tbf_timer_start(ul_tbf, 3169, bts->t3169, 0); /* schedule uplink assignment */ tbf->ul_ass_state = GPRS_RLCMAC_UL_ASS_SEND_ASS; @@ -821,6 +841,8 @@ struct msgb *gprs_rlcmac_send_packet_uplink_assignment( tbf->ul_ass_state = GPRS_RLCMAC_UL_ASS_WAIT_ACK; #else tbf->ul_ass_state = GPRS_RLCMAC_UL_ASS_NONE; + tbf_new_state(new_tbf, GPRS_RLCMAC_FLOW); + tbf_assign_control_ts(new_tbf); #endif return msg; @@ -1420,6 +1442,8 @@ struct msgb *gprs_rlcmac_send_packet_downlink_assignment( tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_WAIT_ACK; #else tbf->dl_ass_state = GPRS_RLCMAC_DL_ASS_NONE; + tbf_new_state(new_tbf, GPRS_RLCMAC_FLOW); + tbf_assign_control_ts(new_tbf); #endif return msg; @@ -1474,8 +1498,6 @@ void gprs_rlcmac_trigger_downlink_assignment(gprs_rlcmac_tbf *tbf, tbf->ta = old_tbf->ta; /* change state */ tbf_new_state(tbf, GPRS_RLCMAC_ASSIGN); - /* start timer */ - tbf_timer_start(tbf, 0, Tassign_pacch); #endif } else { LOGP(DRLCMAC, LOGL_DEBUG, "Send dowlink assignment for TBF=%d on PCH, no TBF exist (IMSI=%s)\n", tbf->tfi, imsi); |