pcu: Enable LLC CoDel by default

Currently CoDel is disabled by default.

This commit enables CoDel on start up with the default interval time,
equivalent to the 'queue codel' VTY command.

To disable CoDel, use the 'no queue codel' command.

Sponsored-by: On-Waves ehf

src/pcu_main.cpp

@@ -189,6 +189,8 @@ int main(int argc, char *argv[])
 	bts->cs_lqual_ranges[3].high = 256;
 	bts->cs_downgrade_threshold = 200;
 
+	bts->llc_codel_interval_msec = LLC_CODEL_USE_DEFAULT;
+
 	msgb_set_talloc_ctx(tall_pcu_ctx);
 
 	osmo_init_logging(&gprs_log_info);