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-rw-r--r--meta-agl-profile-core/recipes-core/systemd/systemd/0002-network-add-CAN-Termination-tristate-option.patch110
-rw-r--r--meta-agl-profile-core/recipes-core/systemd/systemd_%.bbappend1
2 files changed, 111 insertions, 0 deletions
diff --git a/meta-agl-profile-core/recipes-core/systemd/systemd/0002-network-add-CAN-Termination-tristate-option.patch b/meta-agl-profile-core/recipes-core/systemd/systemd/0002-network-add-CAN-Termination-tristate-option.patch
new file mode 100644
index 000000000..e2002bb5f
--- /dev/null
+++ b/meta-agl-profile-core/recipes-core/systemd/systemd/0002-network-add-CAN-Termination-tristate-option.patch
@@ -0,0 +1,110 @@
+From 1e6ffb3129340291027d2690631f62eb7d0e0a78 Mon Sep 17 00:00:00 2001
+From: Matt Ranostay <matt.ranostay@konsulko.com>
+Date: Tue, 11 Feb 2020 18:13:45 -0800
+Subject: [PATCH] network: add CAN Termination tristate option
+
+Upstream-Status: Submitted
+Signed-off-by: Matt Ranostay <matt.ranostay@konsulko.com>
+---
+ src/libsystemd/sd-netlink/netlink-types.c | 1 +
+ src/network/networkd-can.c | 13 +++++++++++++
+ src/network/networkd-network-gperf.gperf | 1 +
+ src/network/networkd-network.c | 1 +
+ src/network/networkd-network.h | 1 +
+ test/fuzz/fuzz-network-parser/directives.network | 1 +
+ 6 files changed, 18 insertions(+)
+
+diff --git a/src/libsystemd/sd-netlink/netlink-types.c b/src/libsystemd/sd-netlink/netlink-types.c
+index de9b8b21ab..69ca675a8d 100644
+--- a/src/libsystemd/sd-netlink/netlink-types.c
++++ b/src/libsystemd/sd-netlink/netlink-types.c
+@@ -310,6 +310,7 @@ static const NLType rtnl_link_info_data_can_types[] = {
+ [IFLA_CAN_BITTIMING] = { .size = sizeof(struct can_bittiming) },
+ [IFLA_CAN_RESTART_MS] = { .type = NETLINK_TYPE_U32 },
+ [IFLA_CAN_CTRLMODE] = { .size = sizeof(struct can_ctrlmode) },
++ [IFLA_CAN_TERMINATION] = { .type = NETLINK_TYPE_U16 },
+ };
+
+ static const NLType rtnl_link_info_data_macsec_types[] = {
+diff --git a/src/network/networkd-can.c b/src/network/networkd-can.c
+index 5755df57bd..3abe8ae2ed 100644
+--- a/src/network/networkd-can.c
++++ b/src/network/networkd-can.c
+@@ -9,6 +9,8 @@
+ #include "networkd-manager.h"
+ #include "string-util.h"
+
++#define CAN_TERMINATION_OHM_VALUE 120
++
+ static int link_up_handler(sd_netlink *rtnl, sd_netlink_message *m, Link *link) {
+ int r;
+
+@@ -152,6 +154,17 @@ static int link_set_can(Link *link) {
+ return log_link_error_errno(link, r, "Could not append IFLA_CAN_CTRLMODE attribute: %m");
+ }
+
++ if (link->network->can_termination >= 0) {
++
++ log_link_debug(link, "%sabling can-termination", link->network->can_termination ? "En" : "Dis");
++
++ r = sd_netlink_message_append_u16(m, IFLA_CAN_TERMINATION,
++ link->network->can_termination ? CAN_TERMINATION_OHM_VALUE : 0);
++ if (r < 0)
++ return log_link_error_errno(link, r, "Could not append IFLA_CAN_TERMINATION attribute: %m");
++
++ }
++
+ r = sd_netlink_message_close_container(m);
+ if (r < 0)
+ return log_link_error_errno(link, r, "Failed to close netlink container: %m");
+diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
+index d4d108ad25..f6814c2213 100644
+--- a/src/network/networkd-network-gperf.gperf
++++ b/src/network/networkd-network-gperf.gperf
+@@ -227,6 +227,7 @@ CAN.BitRate, config_parse_si_size,
+ CAN.SamplePoint, config_parse_permille, 0, offsetof(Network, can_sample_point)
+ CAN.RestartSec, config_parse_sec, 0, offsetof(Network, can_restart_us)
+ CAN.TripleSampling, config_parse_tristate, 0, offsetof(Network, can_triple_sampling)
++CAN.Termination, config_parse_tristate, 0, offsetof(Network, can_termination)
+ /* backwards compatibility: do not add new entries to this section */
+ Network.IPv4LL, config_parse_ipv4ll, 0, offsetof(Network, link_local)
+ DHCP.ClientIdentifier, config_parse_dhcp_client_identifier, 0, offsetof(Network, dhcp_client_identifier)
+diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
+index 2b8d0eb2fb..00f309b738 100644
+--- a/src/network/networkd-network.c
++++ b/src/network/networkd-network.c
+@@ -436,6 +436,7 @@ int network_load_one(Manager *manager, const char *filename) {
+ .keep_configuration = _KEEP_CONFIGURATION_INVALID,
+
+ .can_triple_sampling = -1,
++ .can_termination = -1,
+ };
+
+ r = config_parse_many(filename, NETWORK_DIRS, dropin_dirname,
+diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h
+index bc760744e5..ed803ee746 100644
+--- a/src/network/networkd-network.h
++++ b/src/network/networkd-network.h
+@@ -170,6 +170,7 @@ struct Network {
+ unsigned can_sample_point;
+ usec_t can_restart_us;
+ int can_triple_sampling;
++ int can_termination;
+
+ AddressFamily ip_forward;
+ bool ip_masquerade;
+diff --git a/test/fuzz/fuzz-network-parser/directives.network b/test/fuzz/fuzz-network-parser/directives.network
+index 848d4bd187..66a7557f29 100644
+--- a/test/fuzz/fuzz-network-parser/directives.network
++++ b/test/fuzz/fuzz-network-parser/directives.network
+@@ -183,6 +183,7 @@ SamplePoint=
+ BitRate=
+ RestartSec=
+ TripleSampling=
++Termination=
+ [Address]
+ DuplicateAddressDetection=
+ AutoJoin=
+--
+2.25.0
+
diff --git a/meta-agl-profile-core/recipes-core/systemd/systemd_%.bbappend b/meta-agl-profile-core/recipes-core/systemd/systemd_%.bbappend
index d77bf7bf1..242b3d39c 100644
--- a/meta-agl-profile-core/recipes-core/systemd/systemd_%.bbappend
+++ b/meta-agl-profile-core/recipes-core/systemd/systemd_%.bbappend
@@ -2,6 +2,7 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
SRC_URI += "\
file://0001-fix-udevd-seclabel-parsing.patch \
+ file://0002-network-add-CAN-Termination-tristate-option.patch \
file://e2fsck.conf \
file://canbus-can.network \
${@bb.utils.contains('VIRTUAL-RUNTIME_net_manager','systemd','file://wired.network','',d)} \