Reset EC if hold reported by netwwork

chan_capi.c

@@ -577,7 +577,7 @@ static void capi_facility_add_datetime(unsigned char *facilityarray)
 /*
  * Echo cancellation is for cards w/ integrated echo cancellation only
  */
-static void capi_echo_canceller(struct capi_pvt *i, int function)
+void capi_echo_canceller(struct capi_pvt *i, int function)
 {
 	int ecAvail = 0;
 

chan_capi.h

@@ -809,6 +809,11 @@ void pbx_capi_unlock_interfaces(void);
  */
 int pbx_capi_cli_exec_capicommand(struct ast_channel *chan, const char *data);
 
+/*!
+	\brief EC control
+	*/
+void capi_echo_canceller(struct capi_pvt *i, int function);
+
 #ifdef DIVA_STREAMING
 struct _diva_streaming_vector;
 void capidev_handle_data_b3_indication_vector (struct capi_pvt *i,

chan_capi_supplementary.c

@@ -640,11 +640,18 @@ int handle_facility_indication_supplementary(
 #endif
 			}
 		} else {
-			cc_verbose(4, 0, VERBOSE_PREFIX_1 "CAPI%u Rx MWI %s for '%s@default %s %s time '%s' service %d",
+			cc_verbose(4, 0, VERBOSE_PREFIX_1 "CAPI%u Rx MWI %s for '%s@default %s %s time '%s' service %d\n",
 								messageStatus == 0 ? "add" : "del", mailboxName, controllingUserNumberName, controllingUserProvidedNumberName,
 								mwiTimeName, basicService);
 		}
 	} return ret;
+	case 0x8000: /* Hold notification */
+		if ((i->isdnstate & CAPI_ISDN_STATE_EC) != 0) {
+			cc_verbose(4, 0, VERBOSE_PREFIX_1 "%s: EC reset\n", i->vname);
+			capi_echo_canceller(i, EC_FUNCTION_DISABLE);
+			capi_echo_canceller(i, EC_FUNCTION_ENABLE);
+		}
+		return ret;
 
 	default:
 		break;