From e60485a4aaede4d5a85b941574bd3e12143cb501 Mon Sep 17 00:00:00 2001
From: Aleksander Morgado <aleksander@aleksander.es>
Date: Wed, 12 Feb 2014 17:18:24 +0100
Subject: [PATCH] wavecom: implement after-sim-unlock step

Just give some time to the SIM to get properly initialized, so that we avoid
errors when reloading e.g. facility lock status.
---
 plugins/wavecom/mm-broadband-modem-wavecom.c | 39 ++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/plugins/wavecom/mm-broadband-modem-wavecom.c b/plugins/wavecom/mm-broadband-modem-wavecom.c
index 85c96a98..022dd34d 100644
--- a/plugins/wavecom/mm-broadband-modem-wavecom.c
+++ b/plugins/wavecom/mm-broadband-modem-wavecom.c
@@ -1045,6 +1045,43 @@ load_access_technologies (MMIfaceModem *self,
                               user_data);
 }
 
+/*****************************************************************************/
+/* After SIM unlock (Modem interface) */
+
+static gboolean
+modem_after_sim_unlock_finish (MMIfaceModem *self,
+                               GAsyncResult *res,
+                               GError **error)
+{
+    return TRUE;
+}
+
+static gboolean
+after_sim_unlock_wait_cb (GSimpleAsyncResult *result)
+{
+    g_simple_async_result_complete (result);
+    g_object_unref (result);
+    return FALSE;
+}
+
+static void
+modem_after_sim_unlock (MMIfaceModem *self,
+                        GAsyncReadyCallback callback,
+                        gpointer user_data)
+{
+    GSimpleAsyncResult *result;
+
+    /* A short wait is necessary for SIM to become ready, otherwise reloading
+     * facility lock states may fail with a +CME ERROR: 515 error.
+     */
+    result = g_simple_async_result_new (G_OBJECT (self),
+                                        callback,
+                                        user_data,
+                                        modem_after_sim_unlock);
+
+    g_timeout_add_seconds (5, (GSourceFunc)after_sim_unlock_wait_cb, result);
+}
+
 /*****************************************************************************/
 /* Flow control (Modem interface) */
 
@@ -1198,6 +1235,8 @@ iface_modem_init (MMIfaceModem *iface)
     iface->set_current_bands_finish = set_current_bands_finish;
     iface->load_access_technologies = load_access_technologies;
     iface->load_access_technologies_finish = load_access_technologies_finish;
+    iface->modem_after_sim_unlock = modem_after_sim_unlock;
+    iface->modem_after_sim_unlock_finish = modem_after_sim_unlock_finish;
     iface->setup_flow_control = setup_flow_control;
     iface->setup_flow_control_finish = setup_flow_control_finish;
     iface->modem_power_up = modem_power_up;