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kernel: fix 5.10 ipv6-flow-offloading patch

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This commit is contained in:
lean 2022-03-17 23:22:33 +08:00
parent a44076d63c
commit eadcd3bf15
1 changed files with 0 additions and 65 deletions
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65
target/linux/generic/pending-5.10/701-net-ethernet-mtk_eth_soc-add-ipv6-flow-offloading-support.patch
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@ -1,65 +0,0 @@
--- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c
@@ -7,6 +7,7 @@
#include <linux/rhashtable.h>
#include <linux/if_ether.h>
#include <linux/ip.h>
+#include <linux/ipv6.h>
#include <net/flow_offload.h>
#include <net/pkt_cls.h>
#include <net/dsa.h>
@@ -20,6 +21,11 @@ struct mtk_flow_data {
__be32 src_addr;
__be32 dst_addr;
} v4;
+
+ struct {
+ struct in6_addr src_addr;
+ struct in6_addr dst_addr;
+ } v6;
};
__be16 src_port;
@@ -64,6 +70,14 @@ mtk_flow_set_ipv4_addr(struct mtk_foe_en
data->v4.dst_addr, data->dst_port);
}
+static int
+mtk_flow_set_ipv6_addr(struct mtk_foe_entry *foe, struct mtk_flow_data *data)
+{
+ return mtk_foe_entry_set_ipv6_tuple(foe,
+ data->v6.src_addr.s6_addr32, data->src_port,
+ data->v6.dst_addr.s6_addr32, data->dst_port);
+}
+
static void
mtk_flow_offload_mangle_eth(const struct flow_action_entry *act, void *eth)
{
@@ -254,6 +268,9 @@ mtk_flow_offload_replace(struct mtk_eth
case FLOW_DISSECTOR_KEY_IPV4_ADDRS:
offload_type = MTK_PPE_PKT_TYPE_IPV4_HNAPT;
break;
+ case FLOW_DISSECTOR_KEY_IPV6_ADDRS:
+ offload_type = MTK_PPE_PKT_TYPE_IPV6_ROUTE_5T;
+ break;
default:
return -EOPNOTSUPP;
}
@@ -289,6 +306,17 @@ mtk_flow_offload_replace(struct mtk_eth
mtk_flow_set_ipv4_addr(&foe, &data, false);
}
+ if (addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) {
+ struct flow_match_ipv6_addrs addrs;
+
+ flow_rule_match_ipv6_addrs(rule, &addrs);
+
+ data.v6.src_addr = addrs.key->src;
+ data.v6.dst_addr = addrs.key->dst;
+
+ mtk_flow_set_ipv6_addr(&foe, &data);
+ }
+
flow_action_for_each(i, act, &rule->action) {
if (act->id != FLOW_ACTION_MANGLE)
continue;