From 8540d1e311ad4fe490b128e509ccdb749438f1a2 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Thu, 27 Oct 2011 20:29:10 +0000
Subject: comgt: delay 3g bringup for sierra wireless cards until the card has
 locked on to the carrier, this helps with avoiding firmware hangs (thx,
 chris)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28636 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/comgt/files-netifd/3g.sh | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'package/comgt/files-netifd')

diff --git a/package/comgt/files-netifd/3g.sh b/package/comgt/files-netifd/3g.sh
index cbf8bd1e6..cf96435a8 100644
--- a/package/comgt/files-netifd/3g.sh
+++ b/package/comgt/files-netifd/3g.sh
@@ -50,6 +50,8 @@ proto_3g_setup() {
 					*) CODE=3;;
 				esac
 				export MODE="AT_OPSYS=${CODE}"
+			elif echo "$cardinfo" | grep -q "Sierra Wireless"; then
+				SIERRA=1
 			fi
 
 			if [ -n "$pincode" ]; then
@@ -60,6 +62,11 @@ proto_3g_setup() {
 				}
 			fi
 			[ -n "$MODE" ] && gcom -d "$device" -s /etc/gcom/setmode.gcom
+
+			# wait for carrier to avoid firmware stability bugs
+			[ -n "$SIERRA" ] && {
+				gcom -d "$device" -s /etc/gcom/getcarrier.gcom || return 1
+			}
 		;;
 	esac
 
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