[MM PATCH] novatel-lte: increase the wait after SIM unlock to 3 seconds

[Ben Chan <benchan chromium org>]

After repeated stress tests on a few Novatel E362 modems and SIM cards,
it is revealed that a 3-second wait after SIM unlock is necessary for
reliably reading ICCID and IMSI through the SIM interface.
---
 plugins/novatel/mm-broadband-modem-novatel-lte.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/plugins/novatel/mm-broadband-modem-novatel-lte.c b/plugins/novatel/mm-broadband-modem-novatel-lte.c
index da855fc..6f2e7e2 100644
--- a/plugins/novatel/mm-broadband-modem-novatel-lte.c
+++ b/plugins/novatel/mm-broadband-modem-novatel-lte.c
@@ -152,9 +152,9 @@ modem_after_sim_unlock (MMIfaceModem *self,
                                         user_data,
                                         modem_after_sim_unlock);
 
-    /* A 2-second wait is necessary for SIM to become ready.
+    /* A 3-second wait is necessary for SIM to become ready.
      * Otherwise, a subsequent AT+CRSM command will likely fail. */
-    g_timeout_add_seconds (2, (GSourceFunc)after_sim_unlock_wait_cb, result);
+    g_timeout_add_seconds (3, (GSourceFunc)after_sim_unlock_wait_cb, result);
 }
 
 /*****************************************************************************/
-- 
1.7.7.3