diff options
Diffstat (limited to 'drivers/net/mlx5/mlx5_flow_dv.c')
| -rw-r--r-- | drivers/net/mlx5/mlx5_flow_dv.c | 183 |
1 files changed, 146 insertions, 37 deletions
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c index a2edd168..1f318748 100644 --- a/drivers/net/mlx5/mlx5_flow_dv.c +++ b/drivers/net/mlx5/mlx5_flow_dv.c @@ -775,6 +775,7 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, int ret; uint64_t action_flags = 0; uint64_t item_flags = 0; + uint64_t last_item = 0; int tunnel = 0; uint8_t next_protocol = 0xff; int actions_n = 0; @@ -794,24 +795,24 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, error); if (ret < 0) return ret; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L2 : - MLX5_FLOW_LAYER_OUTER_L2; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L2 : + MLX5_FLOW_LAYER_OUTER_L2; break; case RTE_FLOW_ITEM_TYPE_VLAN: ret = mlx5_flow_validate_item_vlan(items, item_flags, error); if (ret < 0) return ret; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_VLAN : - MLX5_FLOW_LAYER_OUTER_VLAN; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_VLAN : + MLX5_FLOW_LAYER_OUTER_VLAN; break; case RTE_FLOW_ITEM_TYPE_IPV4: ret = mlx5_flow_validate_item_ipv4(items, item_flags, error); if (ret < 0) return ret; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 : - MLX5_FLOW_LAYER_OUTER_L3_IPV4; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 : + MLX5_FLOW_LAYER_OUTER_L3_IPV4; if (items->mask != NULL && ((const struct rte_flow_item_ipv4 *) items->mask)->hdr.next_proto_id) { @@ -831,8 +832,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, error); if (ret < 0) return ret; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 : - MLX5_FLOW_LAYER_OUTER_L3_IPV6; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 : + MLX5_FLOW_LAYER_OUTER_L3_IPV6; if (items->mask != NULL && ((const struct rte_flow_item_ipv6 *) items->mask)->hdr.proto) { @@ -855,8 +856,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, error); if (ret < 0) return ret; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L4_TCP : - MLX5_FLOW_LAYER_OUTER_L4_TCP; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_TCP : + MLX5_FLOW_LAYER_OUTER_L4_TCP; break; case RTE_FLOW_ITEM_TYPE_UDP: ret = mlx5_flow_validate_item_udp(items, item_flags, @@ -864,8 +865,8 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, error); if (ret < 0) return ret; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L4_UDP : - MLX5_FLOW_LAYER_OUTER_L4_UDP; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_UDP : + MLX5_FLOW_LAYER_OUTER_L4_UDP; break; case RTE_FLOW_ITEM_TYPE_GRE: case RTE_FLOW_ITEM_TYPE_NVGRE: @@ -873,14 +874,14 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, next_protocol, error); if (ret < 0) return ret; - item_flags |= MLX5_FLOW_LAYER_GRE; + last_item = MLX5_FLOW_LAYER_GRE; break; case RTE_FLOW_ITEM_TYPE_VXLAN: ret = mlx5_flow_validate_item_vxlan(items, item_flags, error); if (ret < 0) return ret; - item_flags |= MLX5_FLOW_LAYER_VXLAN; + last_item = MLX5_FLOW_LAYER_VXLAN; break; case RTE_FLOW_ITEM_TYPE_VXLAN_GPE: ret = mlx5_flow_validate_item_vxlan_gpe(items, @@ -888,20 +889,29 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, error); if (ret < 0) return ret; - item_flags |= MLX5_FLOW_LAYER_VXLAN_GPE; + last_item = MLX5_FLOW_LAYER_VXLAN_GPE; + break; + case RTE_FLOW_ITEM_TYPE_MPLS: + ret = mlx5_flow_validate_item_mpls(dev, items, + item_flags, + last_item, error); + if (ret < 0) + return ret; + last_item = MLX5_FLOW_LAYER_MPLS; break; case RTE_FLOW_ITEM_TYPE_META: ret = flow_dv_validate_item_meta(dev, items, attr, error); if (ret < 0) return ret; - item_flags |= MLX5_FLOW_ITEM_METADATA; + last_item = MLX5_FLOW_ITEM_METADATA; break; default: return rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, NULL, "item not supported"); } + item_flags |= last_item; } for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) { if (actions_n == MLX5_DV_MAX_NUMBER_OF_ACTIONS) @@ -1609,6 +1619,96 @@ flow_dv_translate_item_vxlan(void *matcher, void *key, } /** + * Add MPLS item to matcher and to the value. + * + * @param[in, out] matcher + * Flow matcher. + * @param[in, out] key + * Flow matcher value. + * @param[in] item + * Flow pattern to translate. + * @param[in] prev_layer + * The protocol layer indicated in previous item. + * @param[in] inner + * Item is inner pattern. + */ +static void +flow_dv_translate_item_mpls(void *matcher, void *key, + const struct rte_flow_item *item, + uint64_t prev_layer, + int inner) +{ + const uint32_t *in_mpls_m = item->mask; + const uint32_t *in_mpls_v = item->spec; + uint32_t *out_mpls_m = 0; + uint32_t *out_mpls_v = 0; + void *misc_m = MLX5_ADDR_OF(fte_match_param, matcher, misc_parameters); + void *misc_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters); + void *misc2_m = MLX5_ADDR_OF(fte_match_param, matcher, + misc_parameters_2); + void *misc2_v = MLX5_ADDR_OF(fte_match_param, key, misc_parameters_2); + void *headers_m = MLX5_ADDR_OF(fte_match_param, matcher, outer_headers); + void *headers_v = MLX5_ADDR_OF(fte_match_param, key, outer_headers); + + switch (prev_layer) { + case MLX5_FLOW_LAYER_OUTER_L4_UDP: + MLX5_SET(fte_match_set_lyr_2_4, headers_m, udp_dport, 0xffff); + MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, + MLX5_UDP_PORT_MPLS); + break; + case MLX5_FLOW_LAYER_GRE: + MLX5_SET(fte_match_set_misc, misc_m, gre_protocol, 0xffff); + MLX5_SET(fte_match_set_misc, misc_v, gre_protocol, + ETHER_TYPE_MPLS); + break; + default: + MLX5_SET(fte_match_set_lyr_2_4, headers_m, ip_protocol, 0xff); + MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, + IPPROTO_MPLS); + break; + } + if (!in_mpls_v) + return; + if (!in_mpls_m) + in_mpls_m = (const uint32_t *)&rte_flow_item_mpls_mask; + switch (prev_layer) { + case MLX5_FLOW_LAYER_OUTER_L4_UDP: + out_mpls_m = + (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_m, + outer_first_mpls_over_udp); + out_mpls_v = + (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_v, + outer_first_mpls_over_udp); + break; + case MLX5_FLOW_LAYER_GRE: + out_mpls_m = + (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_m, + outer_first_mpls_over_gre); + out_mpls_v = + (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, misc2_v, + outer_first_mpls_over_gre); + break; + default: + /* Inner MPLS not over GRE is not supported. */ + if (!inner) { + out_mpls_m = + (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, + misc2_m, + outer_first_mpls); + out_mpls_v = + (uint32_t *)MLX5_ADDR_OF(fte_match_set_misc2, + misc2_v, + outer_first_mpls); + } + break; + } + if (out_mpls_m && out_mpls_v) { + *out_mpls_m = *in_mpls_m; + *out_mpls_v = *in_mpls_v & *in_mpls_m; + } +} + +/** * Add META item to matcher * * @param[in, out] matcher @@ -1786,6 +1886,7 @@ flow_dv_translate(struct rte_eth_dev *dev, struct priv *priv = dev->data->dev_private; struct rte_flow *flow = dev_flow->flow; uint64_t item_flags = 0; + uint64_t last_item = 0; uint64_t action_flags = 0; uint64_t priority = attr->priority; struct mlx5_flow_dv_matcher matcher = { @@ -1940,17 +2041,17 @@ flow_dv_translate(struct rte_eth_dev *dev, flow_dv_translate_item_eth(match_mask, match_value, items, tunnel); matcher.priority = MLX5_PRIORITY_MAP_L2; - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L2 : - MLX5_FLOW_LAYER_OUTER_L2; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L2 : + MLX5_FLOW_LAYER_OUTER_L2; break; case RTE_FLOW_ITEM_TYPE_VLAN: flow_dv_translate_item_vlan(match_mask, match_value, items, tunnel); matcher.priority = MLX5_PRIORITY_MAP_L2; - item_flags |= tunnel ? (MLX5_FLOW_LAYER_INNER_L2 | - MLX5_FLOW_LAYER_INNER_VLAN) : - (MLX5_FLOW_LAYER_OUTER_L2 | - MLX5_FLOW_LAYER_OUTER_VLAN); + last_item = tunnel ? (MLX5_FLOW_LAYER_INNER_L2 | + MLX5_FLOW_LAYER_INNER_VLAN) : + (MLX5_FLOW_LAYER_OUTER_L2 | + MLX5_FLOW_LAYER_OUTER_VLAN); break; case RTE_FLOW_ITEM_TYPE_IPV4: flow_dv_translate_item_ipv4(match_mask, match_value, @@ -1961,8 +2062,8 @@ flow_dv_translate(struct rte_eth_dev *dev, (dev_flow, tunnel, MLX5_IPV4_LAYER_TYPES, MLX5_IPV4_IBV_RX_HASH); - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 : - MLX5_FLOW_LAYER_OUTER_L3_IPV4; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 : + MLX5_FLOW_LAYER_OUTER_L3_IPV4; break; case RTE_FLOW_ITEM_TYPE_IPV6: flow_dv_translate_item_ipv6(match_mask, match_value, @@ -1973,8 +2074,8 @@ flow_dv_translate(struct rte_eth_dev *dev, (dev_flow, tunnel, MLX5_IPV6_LAYER_TYPES, MLX5_IPV6_IBV_RX_HASH); - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 : - MLX5_FLOW_LAYER_OUTER_L3_IPV6; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV6 : + MLX5_FLOW_LAYER_OUTER_L3_IPV6; break; case RTE_FLOW_ITEM_TYPE_TCP: flow_dv_translate_item_tcp(match_mask, match_value, @@ -1985,8 +2086,8 @@ flow_dv_translate(struct rte_eth_dev *dev, (dev_flow, tunnel, ETH_RSS_TCP, IBV_RX_HASH_SRC_PORT_TCP | IBV_RX_HASH_DST_PORT_TCP); - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L4_TCP : - MLX5_FLOW_LAYER_OUTER_L4_TCP; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_TCP : + MLX5_FLOW_LAYER_OUTER_L4_TCP; break; case RTE_FLOW_ITEM_TYPE_UDP: flow_dv_translate_item_udp(match_mask, match_value, @@ -1997,37 +2098,43 @@ flow_dv_translate(struct rte_eth_dev *dev, (dev_flow, tunnel, ETH_RSS_UDP, IBV_RX_HASH_SRC_PORT_UDP | IBV_RX_HASH_DST_PORT_UDP); - item_flags |= tunnel ? MLX5_FLOW_LAYER_INNER_L4_UDP : - MLX5_FLOW_LAYER_OUTER_L4_UDP; + last_item = tunnel ? MLX5_FLOW_LAYER_INNER_L4_UDP : + MLX5_FLOW_LAYER_OUTER_L4_UDP; break; case RTE_FLOW_ITEM_TYPE_GRE: flow_dv_translate_item_gre(match_mask, match_value, items, tunnel); - item_flags |= MLX5_FLOW_LAYER_GRE; + last_item = MLX5_FLOW_LAYER_GRE; break; case RTE_FLOW_ITEM_TYPE_NVGRE: flow_dv_translate_item_nvgre(match_mask, match_value, items, tunnel); - item_flags |= MLX5_FLOW_LAYER_GRE; + last_item = MLX5_FLOW_LAYER_GRE; break; case RTE_FLOW_ITEM_TYPE_VXLAN: flow_dv_translate_item_vxlan(match_mask, match_value, items, tunnel); - item_flags |= MLX5_FLOW_LAYER_VXLAN; + last_item = MLX5_FLOW_LAYER_VXLAN; break; case RTE_FLOW_ITEM_TYPE_VXLAN_GPE: flow_dv_translate_item_vxlan(match_mask, match_value, items, tunnel); - item_flags |= MLX5_FLOW_LAYER_VXLAN_GPE; + last_item = MLX5_FLOW_LAYER_VXLAN_GPE; + break; + case RTE_FLOW_ITEM_TYPE_MPLS: + flow_dv_translate_item_mpls(match_mask, match_value, + items, last_item, tunnel); + last_item = MLX5_FLOW_LAYER_MPLS; break; case RTE_FLOW_ITEM_TYPE_META: flow_dv_translate_item_meta(match_mask, match_value, items); - item_flags |= MLX5_FLOW_ITEM_METADATA; + last_item = MLX5_FLOW_ITEM_METADATA; break; default: break; } + item_flags |= last_item; } assert(!flow_dv_check_valid_spec(matcher.mask.buf, dev_flow->dv.value.buf)); @@ -2275,8 +2382,10 @@ flow_dv_query(struct rte_eth_dev *dev __rte_unused, void *data __rte_unused, struct rte_flow_error *error __rte_unused) { - rte_errno = ENOTSUP; - return -rte_errno; + return rte_flow_error_set(error, ENOTSUP, + RTE_FLOW_ERROR_TYPE_UNSPECIFIED, + NULL, + "flow query with DV is not supported"); } |