atmodem: Add support for Gobi technology change handling

diff --git a/drivers/atmodem/gprs.c b/drivers/atmodem/gprs.c
index 203a5f2..0127a3a 100644 (file)
--- a/drivers/atmodem/gprs.c
+++ b/drivers/atmodem/gprs.c
@@ -121,6 +121,14 @@ static void at_gprs_registration_status(struct ofono_gprs *gprs,
        cbd->user = gd;
 
        switch (gd->vendor) {
+       case OFONO_VENDOR_GOBI:
+               /*
+                * Send *CNTI=0 to find out the current tech, it will be
+                * intercepted in gobi_cnti_notify in network registration
+                */
+               g_at_chat_send(gd->chat, "AT*CNTI=0", none_prefix,
+                               NULL, NULL, NULL);
+               break;
        case OFONO_VENDOR_NOVATEL:
                /*
                 * Send $CNTI=0 to find out the current tech, it will be

diff --git a/drivers/atmodem/network-registration.c b/drivers/atmodem/network-registration.c
index 4b8cc34..7a39fc9 100644 (file)
--- a/drivers/atmodem/network-registration.c
+++ b/drivers/atmodem/network-registration.c
@@ -196,6 +196,14 @@ static void at_registration_status(struct ofono_netreg *netreg,
                g_at_chat_send(nd->chat, "AT*ERINFO?", none_prefix,
                                NULL, NULL, NULL);
                break;
+       case OFONO_VENDOR_GOBI:
+               /*
+                * Send *CNTI=0 to find out the current tech, it will be
+                * intercepted in gobi_cnti_notify
+                */
+               g_at_chat_send(nd->chat, "AT*CNTI=0", none_prefix,
+                               NULL, NULL, NULL);
+               break;
        case OFONO_VENDOR_NOVATEL:
                /*
                 * Send $CNTI=0 to find out the current tech, it will be
@@ -974,6 +982,31 @@ static void mbm_erinfo_notify(GAtResult *result, gpointer user_data)
        }
 }
 
+static void gobi_cnti_notify(GAtResult *result, gpointer user_data)
+{
+       //struct ofono_netreg *netreg = user_data;
+       //struct netreg_data *nd = ofono_netreg_get_data(netreg);
+       GAtResultIter iter;
+       const char *tech;
+       int option;
+
+       g_at_result_iter_init(&iter, result);
+
+       if (g_at_result_iter_next(&iter, "*CNTI:") == FALSE)
+               return;
+
+       if (g_at_result_iter_next_number(&iter, &option) == FALSE)
+               return;
+
+       if (option != 0)
+               return;
+
+       if (g_at_result_iter_next_unquoted_string(&iter, &tech) == FALSE)
+               return;
+
+       ofono_info("CNTI: %s", tech);
+}
+
 static void nw_cnti_notify(GAtResult *result, gpointer user_data)
 {
        //struct ofono_netreg *netreg = user_data;
@@ -1182,6 +1215,15 @@ static void at_creg_set_cb(gboolean ok, GAtResult *result, gpointer user_data)
                g_at_chat_send(nd->chat, "AT+CIND=?", cind_prefix,
                                        cind_support_cb, netreg, NULL);
                return;
+       case OFONO_VENDOR_GOBI:
+               /*
+                * Gobi devices don't support unsolicited notifications
+                * of technology changes, but register a handle for
+                * CNTI so we get notified by any query.
+                */
+               g_at_chat_register(nd->chat, "*CNTI:", gobi_cnti_notify,
+                                       FALSE, netreg, NULL);
+               break;
        case OFONO_VENDOR_NOVATEL:
                /*
                 * Novatel doesn't support unsolicited notifications