kernel: backport upstream mtk_eth_soc patches

Includes MT7986 ethernet support

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 25 insertions, 0 deletions

diff --git a/target/linux/generic/backport-5.15/702-v5.19-31-net-ethernet-mtk_eth_soc-fix-error-code-in-mtk_flow_.patch b/target/linux/generic/backport-5.15/702-v5.19-31-net-ethernet-mtk_eth_soc-fix-error-code-in-mtk_flow_.patch
new file mode 100644
index 0000000000..e490333a9b
--- /dev/null
+++ b/target/linux/generic/backport-5.15/702-v5.19-31-net-ethernet-mtk_eth_soc-fix-error-code-in-mtk_flow_.patch
@@ -0,0 +1,25 @@
+From: Dan Carpenter <dan.carpenter@oracle.com>
+Date: Thu, 19 May 2022 17:08:00 +0300
+Subject: [PATCH] net: ethernet: mtk_eth_soc: fix error code in
+ mtk_flow_offload_replace()
+
+Preserve the error code from mtk_foe_entry_commit().  Do not return
+success.
+
+Fixes: c4f033d9e03e ("net: ethernet: mtk_eth_soc: rework hardware flow table management")
+Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+
+--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
++++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
+@@ -434,7 +434,8 @@ mtk_flow_offload_replace(struct mtk_eth
+ 	memcpy(&entry->data, &foe, sizeof(entry->data));
+ 	entry->wed_index = wed_index;
+ 
+-	if (mtk_foe_entry_commit(eth->ppe, entry) < 0)
++	err = mtk_foe_entry_commit(eth->ppe, entry);
++	if (err < 0)
+ 		goto free;
+ 
+ 	err = rhashtable_insert_fast(&eth->flow_table, &entry->node,