From 7ced09c9c9d3c28bae8faa689fcd79b7874ddb5a Mon Sep 17 00:00:00 2001
From: Alexandre Bard <alexandre.bard@netmodule.com>
Date: Mon, 13 Jan 2020 14:56:43 +0100
Subject: [PATCH] modemmanager: Check only whitelisted devices

With this whitelist, we make sure that only toby-l2 devices are
handled by ModemManager and that it won't mess up with other serial
or net devices.

BugzID: 59772
BugzID: 59771
---
 .../files/77-mm-netmodule-whitelist.rules            | 12 ++++++++++++
 .../modemmanager/modemmanager_%.bbappend             |  7 +++++++
 2 files changed, 19 insertions(+)
 create mode 100644 recipes-connectivity/modemmanager/files/77-mm-netmodule-whitelist.rules

diff --git a/recipes-connectivity/modemmanager/files/77-mm-netmodule-whitelist.rules b/recipes-connectivity/modemmanager/files/77-mm-netmodule-whitelist.rules
new file mode 100644
index 0000000..cca26b5
--- /dev/null
+++ b/recipes-connectivity/modemmanager/files/77-mm-netmodule-whitelist.rules
@@ -0,0 +1,12 @@
+ACTION!="add|change|move|bind", GOTO="mm_netmodule_whitelist_end"
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="1546", GOTO="mm_netmodule_whitelist"
+GOTO="mm_netmodule_whitelist_end"
+
+LABEL="mm_netmodule_whitelist"
+
+# TOBY-L200
+ATTRS{idVendor}=="1546", ATTRS{idProduct}=="1141", ENV{ID_MM_DEVICE_PROCESS}="1"
+ATTRS{idVendor}=="1546", ATTRS{idProduct}=="1143", ENV{ID_MM_DEVICE_PROCESS}="1"
+ATTRS{idVendor}=="1546", ATTRS{idProduct}=="1146", ENV{ID_MM_DEVICE_PROCESS}="1"
+
+LABEL="mm_netmodule_whitelist_end"
diff --git a/recipes-connectivity/modemmanager/modemmanager_%.bbappend b/recipes-connectivity/modemmanager/modemmanager_%.bbappend
index 5e62ca4..d78db2e 100644
--- a/recipes-connectivity/modemmanager/modemmanager_%.bbappend
+++ b/recipes-connectivity/modemmanager/modemmanager_%.bbappend
@@ -4,3 +4,10 @@ SRC_URI = "git://gitlab.com/netmodule/third-party/ModemManager;protocol=ssh;user
 SRCREV = "${AUTOREV}"
 
 S = "${WORKDIR}/git"
+
+SRC_URI += "file://77-mm-netmodule-whitelist.rules"
+
+do_install_append() {
+    install -m 0644 ${WORKDIR}/77-mm-netmodule-whitelist.rules ${D}${libdir}/udev/rules.d/
+    sed -i -e 's/bin\/ModemManager/bin\/ModemManager --filter-policy=WHITELIST-ONLY/g' ${D}${systemd_unitdir}/system/ModemManager.service
+}