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net/mlx4: support flow w/o ETH spec and with VLAN

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This patch adds to MLX4 PMD the option to set flow rules
with empty ether MAC and specific VLAN ID.

Note that this fix works with
1. CX-3 FW 2.42.5016 or higher.
2. mlxconfig configuration STEER_FORCE_VLAN set to 1.

Signed-off-by: Dekel Peled <dekelp@mellanox.com>
Acked-by: Matan Azrad <matan@mellanox.com>
This commit is contained in:
Dekel Peled 2018-12-20 09:15:34 +02:00 committed by Ferruh Yigit
parent 4bb14c83df
commit c0d2392631
1 changed files with 7 additions and 3 deletions
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10
drivers/net/mlx4/mlx4_flow.c
View File

@ -205,9 +205,7 @@ mlx4_flow_merge_eth(struct rte_flow *flow,
const char *msg;
unsigned int i;
if (!mask) {
flow->promisc = 1;
} else {
if (mask) {
uint32_t sum_dst = 0;
uint32_t sum_src = 0;
@ -249,6 +247,10 @@ mlx4_flow_merge_eth(struct rte_flow *flow,
.type = IBV_FLOW_SPEC_ETH,
.size = sizeof(*eth),
};
if (!mask) {
flow->ibv_attr->type = IBV_FLOW_ATTR_ALL_DEFAULT;
return 0;
}
memcpy(eth->val.dst_mac, spec->dst.addr_bytes, ETHER_ADDR_LEN);
memcpy(eth->mask.dst_mac, mask->dst.addr_bytes, ETHER_ADDR_LEN);
/* Remove unwanted bits from values. */
@ -311,6 +313,8 @@ mlx4_flow_merge_vlan(struct rte_flow *flow,
eth->val.vlan_tag = spec->tci;
eth->mask.vlan_tag = mask->tci;
eth->val.vlan_tag &= eth->mask.vlan_tag;
if (flow->ibv_attr->type == IBV_FLOW_ATTR_ALL_DEFAULT)
flow->ibv_attr->type = IBV_FLOW_ATTR_NORMAL;
return 0;
error:
return rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,