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-rw-r--r--meta-agl-core/recipes-core/systemd/systemd-conf-canbus/canbus-can.link11
-rw-r--r--meta-agl-core/recipes-core/systemd/systemd-conf-canbus_1.0.bb8
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/ \
"