diff options
| author | Pau Espin Pedrol <pespin@sysmocom.de> | 2022-12-13 17:35:04 +0100 |
|---|---|---|
| committer | pespin <pespin@sysmocom.de> | 2022-12-16 11:05:46 +0000 |
| commit | a621d59ea825bbfc2423ce03bd4b8773af53e522 (patch) | |
| tree | 9a92d0a6947b541d3c1658d9fba19be2c00dd0f4 /src/gprs_ms.c | |
| parent | 57b2589041dc986ac6ab445f98618a898ad25cd7 (diff) | |
Refactor code rejecting UL-TBF upon rx of PktResourceReq
* Make it similar to the already existing TBF allocation procedures
* Pass pdch pointer instead of trx and ts numbers
Change-Id: I04b3b65942732cc652adeaa507529b849292ff61
Diffstat (limited to 'src/gprs_ms.c')
| -rw-r--r-- | src/gprs_ms.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/gprs_ms.c b/src/gprs_ms.c index c9eaf975..073dd4a7 100644 --- a/src/gprs_ms.c +++ b/src/gprs_ms.c @@ -1160,6 +1160,22 @@ struct gprs_rlcmac_ul_tbf *ms_new_ul_tbf_assigned_agch(struct GprsMs *ms) return ul_tbf; } +/* Create a temporary dummy TBF to Tx a ImmAssReject if allocating a new one during + * packet resource Request failed. This is similar as ul_tbf_alloc() but without + * calling tbf->setup() (in charge of TFI/USF allocation), and reusing resources + * from Packet Resource Request we received. See TS 44.060 sec 7.1.3.2.1 */ +struct gprs_rlcmac_ul_tbf *ms_new_ul_tbf_rejected_pacch(struct GprsMs *ms, struct gprs_rlcmac_pdch *pdch) +{ + struct gprs_rlcmac_ul_tbf *ul_tbf; + ul_tbf = ul_tbf_alloc_rejected(ms->bts, ms, pdch); + if (!ul_tbf) + return NULL; + osmo_fsm_inst_dispatch(tbf_state_fi(ul_tbf_as_tbf(ul_tbf)), TBF_EV_ASSIGN_ADD_PACCH, NULL); + osmo_fsm_inst_dispatch(tbf_ul_ass_fi(ul_tbf_as_tbf(ul_tbf)), TBF_UL_ASS_EV_SCHED_ASS_REJ, NULL); + + return ul_tbf; +} + /* A new DL-TBF is allocated and assigned through PACCH using "tbf". * "tbf" may be either a UL-TBF or a DL-TBF. * Note: This should be called only when MS is reachable, see ms_is_reachable_for_dl_ass(). |