1 files changed, 77 insertions, 0 deletions
diff --git a/src/libbsc/bsc_dyn_ts.c b/src/libbsc/bsc_dyn_ts.c
new file mode 100644
index 000000000..e5422fc5c
--- /dev/null
+++ b/src/libbsc/bsc_dyn_ts.c
@@ -0,0 +1,77 @@
+/* Dynamic PDCH initialisation implementation shared across NM and RSL */
+
+/* (C) 2016 by sysmocom s.f.m.c. GmbH <info@sysmocom.de>
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <osmocom/core/logging.h>
+#include <openbsc/debug.h>
+#include <openbsc/gsm_data.h>
+#include <openbsc/abis_rsl.h>
+
+void tchf_pdch_ts_init(struct gsm_bts_trx_ts *ts)
+{
+	int rc;
+
+	if (ts->trx->bts->gprs.mode == BTS_GPRS_NONE) {
+		LOGP(DRSL, LOGL_NOTICE, "%s: GPRS mode is 'none':"
+		     " not activating PDCH.\n",
+		     gsm_ts_and_pchan_name(ts));
+		return;
+	}
+
+	LOGP(DRSL, LOGL_DEBUG, "%s: trying to PDCH ACT\n",
+	     gsm_ts_and_pchan_name(ts));
+
+	rc = rsl_ipacc_pdch_activate(ts, 1);
+	if (rc != 0)
+		LOGP(DRSL, LOGL_ERROR, "%s %s: PDCH ACT failed\n",
+		     gsm_ts_name(ts), gsm_pchan_name(ts->pchan));
+}
+
+void tchf_tchh_pdch_ts_init(struct gsm_bts_trx_ts *ts)
+{
+	if (ts->trx->bts->gprs.mode == BTS_GPRS_NONE) {
+		LOGP(DRSL, LOGL_NOTICE, "%s: GPRS mode is 'none':"
+		     " not activating PDCH.\n",
+		     gsm_ts_and_pchan_name(ts));
+		return;
+	}
+
+	dyn_ts_switchover_start(ts, GSM_PCHAN_PDCH);
+}
+
+void dyn_ts_init(struct gsm_bts_trx_ts *ts)
+{
+	/* Clear all TCH/F_PDCH flags */
+	ts->flags &= ~(TS_F_PDCH_PENDING_MASK | TS_F_PDCH_ACTIVE);
+
+	/* Clear TCH/F_TCH/H_PDCH state */
+	ts->dyn.pchan_is = ts->dyn.pchan_want = GSM_PCHAN_NONE;
+	ts->dyn.pending_chan_activ = NULL;
+
+	switch (ts->pchan) {
+	case GSM_PCHAN_TCH_F_PDCH:
+		tchf_pdch_ts_init(ts);
+		break;
+	case GSM_PCHAN_TCH_F_TCH_H_PDCH:
+		tchf_tchh_pdch_ts_init(ts);
+		break;
+	default:
+		break;
+	}
+}