ifxmodem: Enable emergency call state notifications

This enables the Infineon specific emergency call state notifications so
that they show up in the traces when this happens. No logic to handle
them properly is implemented.

1 files changed, 30 insertions, 1 deletions

diff --git a/drivers/ifxmodem/voicecall.c b/drivers/ifxmodem/voicecall.c
index 98d65063..26cc7feb 100644
--- a/drivers/ifxmodem/voicecall.c
+++ b/drivers/ifxmodem/voicecall.c
@@ -187,6 +187,33 @@ static void xcallstat_notify(GAtResult *result, gpointer user_data)
 		ofono_voicecall_notify(vc, call);
 }
 
+static void xem_notify(GAtResult *result, gpointer user_data)
+{
+	//struct ofono_voicecall *vc = user_data;
+	//struct voicecall_data *vd = ofono_voicecall_get_data(vc);
+	GAtResultIter iter;
+	int state;
+
+	g_at_result_iter_init(&iter, result);
+
+	if (g_at_result_iter_next(&iter, "+XEM:") == FALSE)
+		return;
+
+	if (g_at_result_iter_next_number(&iter, &state) == FALSE)
+		return;
+
+	DBG("state %d", state);
+
+	switch (state) {
+	case 0:
+		ofono_info("Emergency call is finished");
+		break;
+	case 1:
+		ofono_info("Emergency call is entered");
+		break;
+	}
+}
+
 static void generic_cb(gboolean ok, GAtResult *result, gpointer user_data)
 {
 	struct change_state_req *req = user_data;
@@ -682,8 +709,9 @@ static void ifx_voicecall_initialized(gboolean ok, GAtResult *result,
 	g_at_chat_register(vd->chat, "+CRING:", cring_notify, FALSE, vc, NULL);
 	g_at_chat_register(vd->chat, "+CLIP:", clip_notify, FALSE, vc, NULL);
 	g_at_chat_register(vd->chat, "+CCWA:", ccwa_notify, FALSE, vc, NULL);
+	g_at_chat_register(vd->chat, "+XEM:", xem_notify, FALSE, vc, NULL);
 	g_at_chat_register(vd->chat, "+XCALLSTAT:", xcallstat_notify,
-				FALSE, vc, NULL);
+							FALSE, vc, NULL);
 
 	ofono_voicecall_register(vc);
 }
@@ -703,6 +731,7 @@ static int ifx_voicecall_probe(struct ofono_voicecall *vc, unsigned int vendor,
 	ofono_voicecall_set_data(vc, vd);
 
 	g_at_chat_send(chat, "AT+XCALLSTAT=1", none_prefix, NULL, NULL, NULL);
+	g_at_chat_send(chat, "AT+XEMC=1", none_prefix, NULL, NULL, NULL);
 
 	g_at_chat_send(vd->chat, "AT+CRC=1", none_prefix, NULL, NULL, NULL);
 	g_at_chat_send(vd->chat, "AT+CLIP=1", none_prefix, NULL, NULL, NULL);