2 files changed, 17 insertions, 2 deletions
diff --git a/meta-agl-core/recipes-core/systemd/systemd-conf-canbus/canbus-can.link b/meta-agl-core/recipes-core/systemd/systemd-conf-canbus/canbus-can.link
new file mode 100644
index 000000000..61fb4d575
--- /dev/null
+++ b/meta-agl-core/recipes-core/systemd/systemd-conf-canbus/canbus-can.link
@@ -0,0 +1,11 @@
+[Match]
+Type=can
+OriginalName=can*
+
+[Link]
+TransmitQueueLength=1000
+# Need to duplicate default configuration here, since only first
+# matching .link is applied
+NamePolicy=keep kernel database onboard slot path
+AlternativeNamesPolicy=database onboard slot path
+MACAddressPolicy=persistent
diff --git a/meta-agl-core/recipes-core/systemd/systemd-conf-canbus_1.0.bb b/meta-agl-core/recipes-core/systemd/systemd-conf-canbus_1.0.bb
index fc2c0c253..a23cd839a 100644
--- a/meta-agl-core/recipes-core/systemd/systemd-conf-canbus_1.0.bb
+++ b/meta-agl-core/recipes-core/systemd/systemd-conf-canbus_1.0.bb
@@ -10,19 +10,23 @@ SRC_URI = "\
     file://canbus-can.network \
     file://canbus-can-fd.network \
     file://canbus-virtio.network \
+    file://canbus-can.link \
 "
 
 CANBUS_NETWORK_CONFIG ??= "canbus-can.network"
 CANBUS_NETWORK_CONFIG:virtio-all ?= "canbus-virtio.network"
 
 do_install() {
-    # Install canbus network script
+    # Install CAN bus network configuration
     install -d ${D}${nonarch_base_libdir}/systemd/network/
     install -m 0644 ${WORKDIR}/${CANBUS_NETWORK_CONFIG} ${D}${nonarch_base_libdir}/systemd/network/60-canbus-can.network
+
+    # Install link configuration to bump queue size on physical CAN bus devices
+    install -m 0644 ${WORKDIR}/canbus-can.link ${D}${nonarch_base_libdir}/systemd/network/60-canbus-can.link
 }
 
 PACKAGE_ARCH = "${MACHINE_ARCH}"
 
 FILES:${PN} = " \
-    ${nonarch_base_libdir}/systemd/network/*.network \
+    ${nonarch_base_libdir}/systemd/network/ \
 "