Make TRX rf locking more visible

* log administrative state transitions
* log what's caused it
* while at it, mark boolean variable as such

Change-Id: I3e25a19fac4d0b4886d825c9876771b1f66efe58
Related: SYS#3864

4 files changed, 12 insertions, 8 deletions

diff --git a/include/osmocom/bsc/gsm_data.h b/include/osmocom/bsc/gsm_data.h
index 0aeb53501..d7f766778 100644
--- a/include/osmocom/bsc/gsm_data.h
+++ b/include/osmocom/bsc/gsm_data.h
@@ -656,7 +656,7 @@ struct gsm_bts *gsm_bts_alloc_register(struct gsm_network *net,
 void set_ts_e1link(struct gsm_bts_trx_ts *ts, uint8_t e1_nr,
 		   uint8_t e1_ts, uint8_t e1_ts_ss);
 
-void gsm_trx_lock_rf(struct gsm_bts_trx *trx, int locked);
+void gsm_trx_lock_rf(struct gsm_bts_trx *trx, bool locked, const char *reason);
 bool gsm_btsmodel_has_feature(struct gsm_bts_model *model, enum gsm_bts_features feat);
 struct gsm_bts_trx *gsm_bts_trx_by_nr(struct gsm_bts *bts, int nr);
 int gsm_bts_trx_set_system_infos(struct gsm_bts_trx *trx);
diff --git a/src/libbsc/abis_nm.c b/src/libbsc/abis_nm.c
index 3a48dee78..9567cfa3a 100644
--- a/src/libbsc/abis_nm.c
+++ b/src/libbsc/abis_nm.c
@@ -2791,9 +2791,13 @@ void abis_nm_ipaccess_cgi(uint8_t *buf, struct gsm_bts *bts)
 	*((uint16_t *)(buf + 5)) = htons(bts->cell_identity);
 }
 
-void gsm_trx_lock_rf(struct gsm_bts_trx *trx, int locked)
+void gsm_trx_lock_rf(struct gsm_bts_trx *trx, bool locked, const char *reason)
 {
-	int new_state = locked ? NM_STATE_LOCKED : NM_STATE_UNLOCKED;
+	uint8_t new_state = locked ? NM_STATE_LOCKED : NM_STATE_UNLOCKED;
+
+	LOGP(DNM, LOGL_NOTICE, "(bts=%d,trx=%d) Changing adm. state %s -> %s [%s]\n", trx->bts->nr, trx->nr,
+	     get_value_string(abis_nm_adm_state_names, trx->mo.nm_state.administrative),
+	     get_value_string(abis_nm_adm_state_names, new_state), reason);
 
 	trx->mo.nm_state.administrative = new_state;
 	if (!trx->bts || !trx->bts->oml_link)
diff --git a/src/libbsc/bsc_rf_ctrl.c b/src/libbsc/bsc_rf_ctrl.c
index 20115e112..f4a21b53a 100644
--- a/src/libbsc/bsc_rf_ctrl.c
+++ b/src/libbsc/bsc_rf_ctrl.c
@@ -123,7 +123,7 @@ enum osmo_bsc_rf_policy osmo_bsc_rf_get_policy_by_bts(struct gsm_bts *bts)
 	}
 }
 
-static int lock_each_trx(struct gsm_network *net, int lock)
+static int lock_each_trx(struct gsm_network *net, bool lock)
 {
 	struct gsm_bts *bts;
 
@@ -138,7 +138,7 @@ static int lock_each_trx(struct gsm_network *net, int lock)
 		}
 
 		llist_for_each_entry(trx, &bts->trx_list, list) {
-			gsm_trx_lock_rf(trx, lock);
+			gsm_trx_lock_rf(trx, lock, "ctrl");
 		}
 	}
 
@@ -245,7 +245,7 @@ static void send_signal(struct osmo_bsc_rf *rf, int val)
 
 static int switch_rf_off(struct osmo_bsc_rf *rf)
 {
-	lock_each_trx(rf->gsm_network, 1);
+	lock_each_trx(rf->gsm_network, true);
 	send_signal(rf, S_RF_OFF);
 
 	return 0;
@@ -289,7 +289,7 @@ static void rf_delay_cmd_cb(void *data)
 	case RF_CMD_ON:
 		rf->last_state_command = "RF Direct On";
 		osmo_timer_del(&rf->grace_timeout);
-		lock_each_trx(rf->gsm_network, 0);
+		lock_each_trx(rf->gsm_network, false);
 		send_signal(rf, S_RF_ON);
 		osmo_timer_schedule(&rf->rf_check, 3, 0);
 		break;
diff --git a/src/libbsc/bsc_vty.c b/src/libbsc/bsc_vty.c
index 42c16e89b..3a80f06bc 100644
--- a/src/libbsc/bsc_vty.c
+++ b/src/libbsc/bsc_vty.c
@@ -3575,7 +3575,7 @@ DEFUN(cfg_trx_rf_locked,
 	int locked = atoi(argv[0]);
 	struct gsm_bts_trx *trx = vty->index;
 
-	gsm_trx_lock_rf(trx, locked);
+	gsm_trx_lock_rf(trx, locked, "vty");
 	return CMD_SUCCESS;
 }