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Commit 74ae751f authored by Cedric Roux's avatar Cedric Roux
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rlc v2: bugfixes for mbms

parent db002ae3
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Showing with 64 additions and 40 deletions
openair2/LAYER2/MAC/eNB_scheduler_mch.c
View file @ 74ae751f
......@@ -714,7 +714,7 @@ schedule_MBMS_NFAPI(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
mbms_rab_id = cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9;
rlc_status =
mac_rlc_status_ind(module_idP, 0/*0xfffd*/, frameP, subframeP,
mac_rlc_status_ind(module_idP, 0xfffd, frameP, subframeP,
module_idP, ENB_FLAG_YES, MBMS_FLAG_YES,
cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9,
//MTCH,
......@@ -771,7 +771,7 @@ schedule_MBMS_NFAPI(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
TBS - header_len_mcch - header_len_msi -
sdu_length_total - header_len_mtch, header_len_mtch, rlc_status.bytes_in_buffer);
sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP, 0, module_idP, frameP, ENB_FLAG_YES, MBMS_FLAG_YES,cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9,
sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP, 0xfffd, module_idP, frameP, ENB_FLAG_YES, MBMS_FLAG_YES,cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9,
TBS - header_len_mcch - header_len_msi - sdu_length_total - header_len_mtch,
(char *)
&mch_buffer[sdu_length_total]
......@@ -1553,7 +1553,7 @@ schedule_MBMS(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
mbms_rab_id = cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9;
rlc_status =
mac_rlc_status_ind(module_idP, 0/*0xfffd*/, frameP, subframeP,
mac_rlc_status_ind(module_idP, 0xfffd, frameP, subframeP,
module_idP, ENB_FLAG_YES, MBMS_FLAG_YES,
cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9,
//MTCH,
......@@ -1576,7 +1576,7 @@ schedule_MBMS(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
TBS - header_len_mcch - header_len_msi -
sdu_length_total - header_len_mtch, header_len_mtch, rlc_status.bytes_in_buffer);
sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP, 0, module_idP, frameP, ENB_FLAG_YES, MBMS_FLAG_YES,cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9,
sdu_lengths[num_sdus] = mac_rlc_data_req(module_idP, 0xfffd, module_idP, frameP, ENB_FLAG_YES, MBMS_FLAG_YES,cc->mbms_SessionList[0]->list.array[0]->logicalChannelIdentity_r9,
TBS - header_len_mcch - header_len_msi - sdu_length_total - header_len_mtch,
(char *)
&mch_buffer[sdu_length_total]
......
openair2/LAYER2/rlc_v2/rlc_oai_api.c
View file @ 74ae751f
......@@ -52,6 +52,8 @@ void mac_rlc_data_ind (
{
rlc_ue_t *ue;
rlc_entity_t *rb;
int rnti;
int channel_id;
if (enb_flagP == 1 && module_idP != 0) {
LOG_E(RLC, "%s:%d:%s: fatal, module_id must be 0 for eNB\n",
......@@ -59,7 +61,7 @@ void mac_rlc_data_ind (
exit(1);
}
if (/*module_idP != 0 ||*/ eNB_index != 0 || /*enb_flagP != 1 ||*/ MBMS_flagP != 0) {
if (/*module_idP != 0 ||*/ eNB_index != 0 /*|| enb_flagP != 1 || MBMS_flagP != 0*/) {
LOG_E(RLC, "%s:%d:%s: fatal\n", __FILE__, __LINE__, __FUNCTION__);
exit(1);
}
......@@ -68,21 +70,35 @@ void mac_rlc_data_ind (
T(T_ENB_RLC_MAC_UL, T_INT(module_idP), T_INT(rntiP),
T_INT(channel_idP), T_INT(tb_sizeP));
/* TODO: better handle mbms, maybe we should not change rnti here */
if (!enb_flagP && MBMS_flagP) {
rnti = 0xfffd;
/* TODO: handle channel_id properly */
if (channel_idP != 5) {
LOG_E(RLC, "%s:%d:%s: fatal\n", __FILE__, __LINE__, __FUNCTION__);
exit(1);
}
channel_id = 7;
} else {
rnti = rntiP;
channel_id = channel_idP;
}
rlc_manager_lock(rlc_ue_manager);
ue = rlc_manager_get_ue(rlc_ue_manager, rntiP);
ue = rlc_manager_get_ue(rlc_ue_manager, rnti);
switch (channel_idP) {
case 1 ... 2: rb = ue->srb[channel_idP - 1]; break;
case 3 ... 7: rb = ue->drb[channel_idP - 3]; break;
default: rb = NULL; break;
switch (channel_id) {
case 1 ... 2: rb = ue->srb[channel_id - 1]; break;
case 3 ... 7: rb = ue->drb[channel_id - 3]; break;
default: rb = NULL; break;
}
if (rb != NULL) {
rb->set_time(rb, rlc_current_time);
rb->recv_pdu(rb, buffer_pP, tb_sizeP);
} else {
LOG_E(RLC, "%s:%d:%s: fatal: no RB found (channel ID %d)\n",
__FILE__, __LINE__, __FUNCTION__, channel_idP);
LOG_E(RLC, "%s:%d:%s: fatal: no RB found (rnti %d channel ID %d)\n",
__FILE__, __LINE__, __FUNCTION__, rnti, channel_id);
exit(1);
}
......@@ -356,6 +372,10 @@ static void deliver_sdu(void *_ue, rlc_entity_t *entity, char *buf, int size)
mem_block_t *memblock;
int i;
int is_enb;
int is_mbms;
/* TODO: be sure it's fine to check rnti for MBMS */
is_mbms = ue->rnti == 0xfffd;
/* is it SRB? */
for (i = 0; i < 2; i++) {
......@@ -425,8 +445,10 @@ rb_found:
}
}
if (!get_pdcp_data_ind_func()(&ctx, is_srb, 0, rb_id, size, memblock, NULL, NULL)) {
LOG_E(RLC, "%s:%d:%s: ERROR: pdcp_data_ind failed\n", __FILE__, __LINE__, __FUNCTION__);
if (!get_pdcp_data_ind_func()(&ctx, is_srb, is_mbms, rb_id, size, memblock, NULL, NULL)) {
LOG_E(RLC, "%s:%d:%s: ERROR: pdcp_data_ind failed (is_srb %d rb_id %d rnti %d)\n",
__FILE__, __LINE__, __FUNCTION__,
is_srb, rb_id, ue->rnti);
/* what to do in case of failure? for the moment: nothing */
}
}
......@@ -830,6 +852,7 @@ rlc_op_status_t rrc_rlc_config_asn1_req (const protocol_ctxt_t * const ctxt_pP
}
if (pmch_InfoList_r9_pP != NULL) {
int mbms_rnti = 0xfffd;
LTE_MBMS_SessionInfoList_r9_t *mbms_SessionInfoList_r9_p = NULL;
LTE_MBMS_SessionInfo_r9_t *MBMS_SessionInfo_p = NULL;
mbms_session_id_t mbms_session_id;
......@@ -859,41 +882,42 @@ rlc_op_status_t rrc_rlc_config_asn1_req (const protocol_ctxt_t * const ctxt_pP
drb_id = (mbms_service_id * LTE_maxSessionPerPMCH ) + mbms_session_id; // + (LTE_maxDRB + 3); // 15
}
LOG_I(RLC, PROTOCOL_CTXT_FMT" CONFIG REQ MBMS ASN1 LC ID %u RB ID %u SESSION ID %u SERVICE ID %u, rnti %x\n",
LOG_I(RLC, PROTOCOL_CTXT_FMT" CONFIG REQ MBMS ASN1 LC ID %u RB ID %u SESSION ID %u SERVICE ID %u, mbms_rnti %x\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
lc_id,
(int)drb_id,
mbms_session_id,
mbms_service_id,
rnti
mbms_rnti
);
rlc_entity_t *rlc_um;
rlc_ue_t *ue;
//drb_id = rb_id;
rlc_manager_lock(rlc_ue_manager);
ue = rlc_manager_get_ue(rlc_ue_manager, mbms_rnti);
if (ue->drb[drb_id-1] != NULL) {
LOG_D(RLC, "%s:%d:%s: warning DRB %d already exist for ue %d, do nothing\n",
__FILE__, __LINE__, __FUNCTION__, (int)drb_id, mbms_rnti);
} else {
rlc_um = new_rlc_entity_um(1000000,
1000000,
deliver_sdu, ue,
0,//LTE_T_Reordering_ms0,//t_reordering,
5//LTE_SN_FieldLength_size5//sn_field_length
);
rlc_ue_add_drb_rlc_entity(ue, drb_id, rlc_um);
LOG_D(RLC, "%s:%d:%s: added drb %d to ue %d\n",
__FILE__, __LINE__, __FUNCTION__, (int)drb_id, mbms_rnti);
}
rlc_manager_unlock(rlc_ue_manager);
}
}
rlc_entity_t *rlc_um;
rlc_ue_t *ue;
//drb_id = rb_id;
rlc_manager_lock(rlc_ue_manager);
ue = rlc_manager_get_ue(rlc_ue_manager, rnti);
if (ue->drb[drb_id-1] != NULL) {
LOG_D(RLC, "%s:%d:%s: warning DRB %d already exist for ue %d, do nothing\n",
__FILE__, __LINE__, __FUNCTION__, (int)drb_id, rnti);
} else {
rlc_um = new_rlc_entity_um(1000000,
1000000,
deliver_sdu, ue,
0,//LTE_T_Reordering_ms0,//t_reordering,
5//LTE_SN_FieldLength_size5//sn_field_length
);
rlc_ue_add_drb_rlc_entity(ue, drb_id, rlc_um);
LOG_D(RLC, "%s:%d:%s: added drb %d to ue %d\n",
__FILE__, __LINE__, __FUNCTION__, (int)drb_id, rnti);
}
rlc_manager_unlock(rlc_ue_manager);
}
if (drb2release_listP != NULL) {
......
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