Activate Speech Service for Option devices

1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/atmodem/network-registration.c b/drivers/atmodem/network-registration.c
index a62981ec..7eccd9b3 100644
--- a/drivers/atmodem/network-registration.c
+++ b/drivers/atmodem/network-registration.c
@@ -683,6 +683,22 @@ static void at_network_registration_initialized(gboolean ok, GAtResult *result,
 				NULL, NULL, NULL);
 		g_at_chat_send(nd->chat, "AT_OSQI?", none_prefix,
 				NULL, NULL, NULL);
+
+		/*
+		 * Option has the concept of Speech Service versus
+		 * Data Service. Problem is that in Data Service mode
+		 * the card will reject all voice calls. This is a
+		 * problem for Multi-SIM cards where one of the SIM
+		 * cards is used in a mobile phone and thus incoming
+		 * calls would be not signalled on the phone.
+		 *
+		 *   0 = Speech Service enabled
+		 *   1 = Data Service only mode
+		 */
+		g_at_chat_send(nd->chat, "AT_ODO?", none_prefix,
+				NULL, NULL, NULL);
+		g_at_chat_send(nd->chat, "AT_ODO=0", none_prefix,
+				NULL, NULL, NULL);
 		break;
 	default:
 		break;