[PATCH] openbsc[master]: dyn TS: rsl_lchan_lookup(): add dyn PCHAN

[Neels Hofmeyr]

Review at  https://gerrit.osmocom.org/597

dyn TS: rsl_lchan_lookup(): add dyn PCHAN

Accept GSM_PCHAN_TCH_F_TCH_H_PDCH for TCH/F and TCH/H if in matching pchan mode
or switching to matching pchan.

Accept RSL_CHAN_OSMO_PDCH chan_nr cbits for GSM_PCHAN_TCH_F_TCH_H_PDCH pchan.

Change-Id: If8f7c118f69e5a9f370bfe25f82f3d5a8de75b51
---
M openbsc/src/libcommon/gsm_data_shared.c
1 file changed, 12 insertions(+), 2 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/openbsc refs/changes/97/597/1

diff --git a/openbsc/src/libcommon/gsm_data_shared.c b/openbsc/src/libcommon/gsm_data_shared.c
index 0a2f3a3..833d6ed 100644
--- a/openbsc/src/libcommon/gsm_data_shared.c
+++ b/openbsc/src/libcommon/gsm_data_shared.c
@@ -655,11 +655,17 @@
 		lch_idx = 0;	/* TCH/F */	
 		if (ts->pchan != GSM_PCHAN_TCH_F &&
 		    ts->pchan != GSM_PCHAN_PDCH &&
-		    ts->pchan != GSM_PCHAN_TCH_F_PDCH)
+		    ts->pchan != GSM_PCHAN_TCH_F_PDCH
+		    && !(ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH
+			 && (ts->dyn.pchan_is == GSM_PCHAN_TCH_F
+			     || ts->dyn.pchan_want == GSM_PCHAN_TCH_F)))
 			ok = false;
 	} else if ((cbits & 0x1e) == 0x02) {
 		lch_idx = cbits & 0x1;	/* TCH/H */
-		if (ts->pchan != GSM_PCHAN_TCH_H)
+		if (ts->pchan != GSM_PCHAN_TCH_H
+		    && !(ts->pchan == GSM_PCHAN_TCH_F_TCH_H_PDCH
+			 && (ts->dyn.pchan_is == GSM_PCHAN_TCH_H
+			     || ts->dyn.pchan_want == GSM_PCHAN_TCH_H)))
 			ok = false;
 	} else if ((cbits & 0x1c) == 0x04) {
 		lch_idx = cbits & 0x3;	/* SDCCH/4 */
@@ -678,6 +684,10 @@
 		    ts->pchan != GSM_PCHAN_CCCH_SDCCH4_CBCH)
 			ok = false;
 		/* FIXME: we should not return first sdcch4 !!! */
+	} else if ((chan_nr & RSL_CHAN_NR_MASK) == RSL_CHAN_OSMO_PDCH) {
+		lch_idx = 0;
+		if (ts->pchan != GSM_PCHAN_TCH_F_TCH_H_PDCH)
+			ok = false;
 	} else
 		return NULL;
 

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: If8f7c118f69e5a9f370bfe25f82f3d5a8de75b51
Gerrit-PatchSet: 1
Gerrit-Project: openbsc
Gerrit-Branch: master
Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>