diff options
Diffstat (limited to 'target/linux/generic/backport-4.19')
| -rw-r--r-- | target/linux/generic/backport-4.19/424-v4.20-net-dsa-fix-88e6060-roaming.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/generic/backport-4.19/424-v4.20-net-dsa-fix-88e6060-roaming.patch b/target/linux/generic/backport-4.19/424-v4.20-net-dsa-fix-88e6060-roaming.patch new file mode 100644 index 0000000000..a242623983 --- /dev/null +++ b/target/linux/generic/backport-4.19/424-v4.20-net-dsa-fix-88e6060-roaming.patch @@ -0,0 +1,44 @@ +From a74515604a7b171f2702bdcbd1e231225fb456d0 Mon Sep 17 00:00:00 2001 +From: Anderson Luiz Alves <alacn1@gmail.com> +Date: Fri, 30 Nov 2018 21:58:36 -0200 +Subject: [PATCH] mv88e6060: disable hardware level MAC learning + +Disable hardware level MAC learning because it breaks station roaming. +When enabled it drops all frames that arrive from a MAC address +that is on a different port at learning table. + +Signed-off-by: Anderson Luiz Alves <alacn1@gmail.com> +Reviewed-by: Andrew Lunn <andrew@lunn.ch> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/dsa/mv88e6060.c | 10 +++------- + 1 file changed, 3 insertions(+), 7 deletions(-) + +--- a/drivers/net/dsa/mv88e6060.c ++++ b/drivers/net/dsa/mv88e6060.c +@@ -116,8 +116,7 @@ static int mv88e6060_switch_reset(struct + /* Reset the switch. */ + REG_WRITE(REG_GLOBAL, GLOBAL_ATU_CONTROL, + GLOBAL_ATU_CONTROL_SWRESET | +- GLOBAL_ATU_CONTROL_ATUSIZE_1024 | +- GLOBAL_ATU_CONTROL_ATE_AGE_5MIN); ++ GLOBAL_ATU_CONTROL_LEARNDIS); + + /* Wait up to one second for reset to complete. */ + timeout = jiffies + 1 * HZ; +@@ -142,13 +141,10 @@ static int mv88e6060_setup_global(struct + */ + REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL, GLOBAL_CONTROL_MAX_FRAME_1536); + +- /* Enable automatic address learning, set the address +- * database size to 1024 entries, and set the default aging +- * time to 5 minutes. ++ /* Disable automatic address learning. + */ + REG_WRITE(REG_GLOBAL, GLOBAL_ATU_CONTROL, +- GLOBAL_ATU_CONTROL_ATUSIZE_1024 | +- GLOBAL_ATU_CONTROL_ATE_AGE_5MIN); ++ GLOBAL_ATU_CONTROL_LEARNDIS); + + return 0; + } |