bts: Clear BTS_STAT_CHAN_*_{TOTAL,USED} on bts disconnect

Adds gsm_bts_stats_reset() to clear the stats and calls it from the
different models.

Change-Id: Ic42687cd73e3546edaa99fb1268a5960ffa43b12
Related: SYS#5541

5 files changed, 25 insertions, 0 deletions

diff --git a/src/osmo-bsc/bts.c b/src/osmo-bsc/bts.c
index d03f092df..ec29ac80e 100644
--- a/src/osmo-bsc/bts.c
+++ b/src/osmo-bsc/bts.c
@@ -796,6 +796,26 @@ int gsm_bts_set_c0_power_red(struct gsm_bts *bts, const uint8_t red)
 	return 0;
 }
 
+void gsm_bts_stats_reset(struct gsm_bts *bts)
+{
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_CCCH_SDCCH4_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_CCCH_SDCCH4_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_TCH_F_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_TCH_F_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_TCH_H_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_TCH_H_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_SDCCH8_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_SDCCH8_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_TCH_F_PDCH_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_TCH_F_PDCH_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_CCCH_SDCCH4_CBCH_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_CCCH_SDCCH4_CBCH_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_SDCCH8_CBCH_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_SDCCH8_CBCH_TOTAL), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_OSMO_DYN_USED), 0);
+	osmo_stat_item_set(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_CHAN_OSMO_DYN_TOTAL), 0);
+}
+
 const struct rate_ctr_desc bts_ctr_description[] = {
 	[BTS_CTR_CHREQ_TOTAL] = \
 		{ "chreq:total",
diff --git a/src/osmo-bsc/bts_ericsson_rbs2000.c b/src/osmo-bsc/bts_ericsson_rbs2000.c
index 7d296576b..b3d79b4b5 100644
--- a/src/osmo-bsc/bts_ericsson_rbs2000.c
+++ b/src/osmo-bsc/bts_ericsson_rbs2000.c
@@ -52,6 +52,7 @@ static void bootstrap_om_trx(struct gsm_bts_trx *trx)
 static int shutdown_om(struct gsm_bts *bts)
 {
 	gsm_bts_all_ts_dispatch(bts, TS_EV_OML_DOWN, NULL);
+	gsm_bts_stats_reset(bts);
 
 	/* FIXME */
 	return 0;
diff --git a/src/osmo-bsc/bts_ipaccess_nanobts.c b/src/osmo-bsc/bts_ipaccess_nanobts.c
index 26e219604..27f6aeee5 100644
--- a/src/osmo-bsc/bts_ipaccess_nanobts.c
+++ b/src/osmo-bsc/bts_ipaccess_nanobts.c
@@ -32,6 +32,7 @@
 #include <osmocom/gsm/tlv.h>
 #include <osmocom/core/msgb.h>
 #include <osmocom/core/socket.h>
+#include <osmocom/core/stat_item.h>
 #include <osmocom/core/talloc.h>
 #include <osmocom/core/utils.h>
 #include <osmocom/bsc/gsm_data.h>
@@ -557,6 +558,7 @@ void ipaccess_drop_oml(struct gsm_bts *bts, const char *reason)
 	bts->oml_link = NULL;
 	bts->uptime = 0;
 	osmo_stat_item_dec(osmo_stat_item_group_get_item(bts->bts_statg, BTS_STAT_OML_CONNECTED), 1);
+	gsm_bts_stats_reset(bts);
 
 	/* Also drop the associated OSMO link */
 	e1inp_sign_link_destroy(bts->osmo_link);
diff --git a/src/osmo-bsc/bts_nokia_site.c b/src/osmo-bsc/bts_nokia_site.c
index 3820eaddf..75ffa95e4 100644
--- a/src/osmo-bsc/bts_nokia_site.c
+++ b/src/osmo-bsc/bts_nokia_site.c
@@ -80,6 +80,7 @@ static void bootstrap_om_trx(struct gsm_bts_trx *trx)
 
 static int shutdown_om(struct gsm_bts *bts)
 {
+	gsm_bts_stats_reset(bts);
 	/* TODO !? */
 	return 0;
 }
diff --git a/src/osmo-bsc/bts_siemens_bs11.c b/src/osmo-bsc/bts_siemens_bs11.c
index 0d71ce2f4..818d84a40 100644
--- a/src/osmo-bsc/bts_siemens_bs11.c
+++ b/src/osmo-bsc/bts_siemens_bs11.c
@@ -552,6 +552,7 @@ static int shutdown_om(struct gsm_bts *bts)
 	/* Reset BTS Site manager resource */
 	abis_nm_bs11_reset_resource(bts);
 
+	gsm_bts_stats_reset(bts);
 	gsm_bts_all_ts_dispatch(bts, TS_EV_OML_DOWN, NULL);
 
 	return 0;