rsl: add new 'gsm_trx_name()' function and use it
diff --git a/openbsc/include/openbsc/gsm_data.h b/openbsc/include/openbsc/gsm_data.h
index 2e57793..c0c485e 100644
--- a/openbsc/include/openbsc/gsm_data.h
+++ b/openbsc/include/openbsc/gsm_data.h
@@ -630,6 +630,7 @@
enum gsm_phys_chan_config gsm_pchan_parse(const char *name);
const char *gsm_lchant_name(enum gsm_chan_t c);
const char *gsm_chreq_name(enum gsm_chreq_reason_t c);
+char *gsm_trx_name(struct gsm_bts_trx *trx);
char *gsm_ts_name(struct gsm_bts_trx_ts *ts);
char *gsm_lchan_name(struct gsm_lchan *lchan);
const char *gsm_lchans_name(enum gsm_lchan_state s);