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-rw-r--r--target/linux/generic/pending-5.10/768-net-dsa-mv88e6xxx-Request-assisted-learning-on-CPU-port.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.10/768-net-dsa-mv88e6xxx-Request-assisted-learning-on-CPU-port.patch b/target/linux/generic/pending-5.10/768-net-dsa-mv88e6xxx-Request-assisted-learning-on-CPU-port.patch
new file mode 100644
index 0000000000..5b8d058247
--- /dev/null
+++ b/target/linux/generic/pending-5.10/768-net-dsa-mv88e6xxx-Request-assisted-learning-on-CPU-port.patch
@@ -0,0 +1,27 @@
+From: Tobias Waldekranz <tobias@waldekranz.com>
+Subject: [RFC net-next 7/7] net: dsa: mv88e6xxx: Request assisted learning on CPU port
+Date: Sat, 16 Jan 2021 02:25:15 +0100
+Archived-At: <https://lore.kernel.org/netdev/20210116012515.3152-8-tobias@waldekranz.com/>
+
+While the hardware is capable of performing learning on the CPU port,
+it requires alot of additions to the bridge's forwarding path in order
+to handle multi-destination traffic correctly.
+
+Until that is in place, opt for the next best thing and let DSA sync
+the relevant addresses down to the hardware FDB.
+
+Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
+---
+ drivers/net/dsa/mv88e6xxx/chip.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/drivers/net/dsa/mv88e6xxx/chip.c
++++ b/drivers/net/dsa/mv88e6xxx/chip.c
+@@ -5405,6 +5405,7 @@ static int mv88e6xxx_register_switch(str
+ ds->ops = &mv88e6xxx_switch_ops;
+ ds->ageing_time_min = chip->info->age_time_coeff;
+ ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
++ ds->assisted_learning_on_cpu_port = true;
+
+ dev_set_drvdata(dev, ds);
+