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authorMax <msuraev@sysmocom.de>2017-07-07 14:29:36 +0200
committerMax <msuraev@sysmocom.de>2017-08-14 15:48:37 +0200
commitfd13f6c199d22a9f8a083c0e27fc2e8377894f6d (patch)
tree9ec71cb28dd7fa4aa4bb160dfcf44cbe15e954d1 /src/bts.cpp
parentc4178e55ea5a0ac480f11e3352a3579cdb78025a (diff)
Encapsulate handling of UL ACK timeout
Use helper methods instead checking and manipulating flag directly. Change-Id: Ia3f009c52118db95b38a077e08eecda844e7f8d1 Related: OS#1539
Diffstat (limited to 'src/bts.cpp')
-rw-r--r--src/bts.cpp15
1 files changed, 6 insertions, 9 deletions
diff --git a/src/bts.cpp b/src/bts.cpp
index 2bafd63d..e00bd761 100644
--- a/src/bts.cpp
+++ b/src/bts.cpp
@@ -998,6 +998,7 @@ void gprs_rlcmac_pdch::rcv_control_ack(Packet_Control_Acknowledgement_t *packet,
struct gprs_rlcmac_tbf *tbf, *new_tbf;
uint32_t tlli = packet->TLLI;
GprsMs *ms = bts()->ms_by_tlli(tlli);
+ gprs_rlcmac_ul_tbf *ul_tbf;
tbf = bts()->ul_tbf_by_poll_fn(fn, trx_no(), ts_no);
if (!tbf)
@@ -1024,16 +1025,12 @@ void gprs_rlcmac_pdch::rcv_control_ack(Packet_Control_Acknowledgement_t *packet,
tbf->poll_state = GPRS_RLCMAC_POLL_NONE;
/* check if this control ack belongs to packet uplink ack */
- if (tbf->ul_ack_state == GPRS_RLCMAC_UL_ACK_WAIT_ACK) {
+ ul_tbf = as_ul_tbf(tbf);
+ if (ul_tbf && ul_tbf->handle_ctrl_ack()) {
LOGP(DRLCMAC, LOGL_DEBUG, "TBF: [UPLINK] END %s\n", tbf_name(tbf));
- tbf->ul_ack_state = GPRS_RLCMAC_UL_ACK_NONE;
- if ((tbf->state_flags &
- (1 << GPRS_RLCMAC_FLAG_TO_UL_ACK))) {
- tbf->state_flags &=
- ~(1 << GPRS_RLCMAC_FLAG_TO_UL_ACK);
- LOGP(DRLCMAC, LOGL_NOTICE, "Recovered uplink "
- "ack for UL %s\n", tbf_name(tbf));
- }
+ if (ul_tbf->ctrl_ack_to_toggle())
+ LOGP(DRLCMAC, LOGL_NOTICE, "Recovered uplink ack for UL %s\n", tbf_name(tbf));
+
tbf_free(tbf);
return;
}