diff options
| author | Harald Welte <laforge@gnumonks.org> | 2018-02-23 13:29:05 +0100 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2018-02-23 14:27:45 +0000 |
| commit | b82b81b256b7e98872065600fc4e0daf6c0d430a (patch) | |
| tree | 55cec411a9d48827d08755b31e8d0fff01013de8 /src/common/scheduler.c | |
| parent | a38deee5f1b714336cec253a730a6e3c254c64d2 (diff) | |
scheduler: add trx_sched_is_sacch_fn() function
For proper measurement processing of RX{LEV,QUAL}-SUB, we will
need this information.
Related: OS#2978
Change-Id: I768fde62452a74dce471ebf946e56eb1e4de1abc
Diffstat (limited to 'src/common/scheduler.c')
| -rw-r--r-- | src/common/scheduler.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/common/scheduler.c b/src/common/scheduler.c index 41b5d7af..4e48160b 100644 --- a/src/common/scheduler.c +++ b/src/common/scheduler.c @@ -1340,6 +1340,46 @@ static int find_sched_mframe_idx(enum gsm_phys_chan_config pchan, uint8_t tn) return -1; } +/* Determine if given frame number contains SACCH (true) or other (false) burst */ +bool trx_sched_is_sacch_fn(struct gsm_bts_trx_ts *ts, uint32_t fn, bool uplink) +{ + int i; + const struct trx_sched_multiframe *sched; + const struct trx_sched_frame *frame; + enum trx_chan_type ch_type; + + i = find_sched_mframe_idx(ts->pchan, ts->nr); + if (i < 0) + return -EINVAL; + sched = &trx_sched_multiframes[i]; + frame = &sched->frames[fn % sched->period]; + if (uplink) + ch_type = frame->ul_chan; + else + ch_type = frame->dl_chan; + + switch (ch_type) { + case TRXC_SACCH4_0: + case TRXC_SACCH4_1: + case TRXC_SACCH4_2: + case TRXC_SACCH4_3: + case TRXC_SACCH8_0: + case TRXC_SACCH8_1: + case TRXC_SACCH8_2: + case TRXC_SACCH8_3: + case TRXC_SACCH8_4: + case TRXC_SACCH8_5: + case TRXC_SACCH8_6: + case TRXC_SACCH8_7: + case TRXC_SACCHTF: + case TRXC_SACCHTH_0: + case TRXC_SACCHTH_1: + return true; + default: + return false; + } +} + /* set multiframe scheduler to given pchan */ int trx_sched_set_pchan(struct l1sched_trx *l1t, uint8_t tn, enum gsm_phys_chan_config pchan) |