net/ixgbe: fix SCTP port support

Only x550 family support SCTP port in FDIR filter, so
add this limitation when parse consistent API.

Fixes: 11777435c727 ("net/ixgbe: parse flow director filter")
Cc: stable@dpdk.org
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/ixgbe/ixgbe_flow.c b/drivers/net/ixgbe/ixgbe_flow.c
index b34835a..7a5c3f9 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_flow.c
+++ b/drivers/net/ixgbe/ixgbe_flow.c
@@ -1387,7 +1387,8 @@ static inline uint8_t signature_match(const struct rte_flow_item pattern[])
  * Item->last should be NULL.
  */
 static int
-ixgbe_parse_fdir_filter_normal(const struct rte_flow_attr *attr,
+ixgbe_parse_fdir_filter_normal(struct rte_eth_dev *dev,
+                              const struct rte_flow_attr *attr,
                               const struct rte_flow_item pattern[],
                               const struct rte_flow_action actions[],
                               struct ixgbe_fdir_rule *rule,
@@ -1410,9 +1411,10 @@ ixgbe_parse_fdir_filter_normal(const struct rte_flow_attr *attr,
        const struct rte_flow_item_vlan *vlan_mask;
        const struct rte_flow_item_raw *raw_mask;
        const struct rte_flow_item_raw *raw_spec;
-
        uint8_t j;
 
+       struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
        if (!pattern) {
                rte_flow_error_set(error, EINVAL,
                        RTE_FLOW_ERROR_TYPE_ITEM_NUM,
@@ -1910,7 +1912,21 @@ ixgbe_parse_fdir_filter_normal(const struct rte_flow_attr *attr,
                        return -rte_errno;
                }
 
-               if (item->mask) {
+               /* only x550 family only support sctp port */
+               if (hw->mac.type == ixgbe_mac_X550 ||
+                   hw->mac.type == ixgbe_mac_X550EM_x ||
+                   hw->mac.type == ixgbe_mac_X550EM_a) {
+                       /**
+                        * Only care about src & dst ports,
+                        * others should be masked.
+                        */
+                       if (!item->mask) {
+                               memset(rule, 0, sizeof(struct ixgbe_fdir_rule));
+                               rte_flow_error_set(error, EINVAL,
+                                       RTE_FLOW_ERROR_TYPE_ITEM,
+                                       item, "Not supported by fdir filter");
+                               return -rte_errno;
+                       }
                        rule->b_mask = TRUE;
                        sctp_mask =
                                (const struct rte_flow_item_sctp *)item->mask;
@@ -1924,21 +1940,36 @@ ixgbe_parse_fdir_filter_normal(const struct rte_flow_attr *attr,
                        }
                        rule->mask.src_port_mask = sctp_mask->hdr.src_port;
                        rule->mask.dst_port_mask = sctp_mask->hdr.dst_port;
-               }
 
-               if (item->spec) {
-                       rule->b_spec = TRUE;
-                       sctp_spec =
+                       if (item->spec) {
+                               rule->b_spec = TRUE;
+                               sctp_spec =
                                (const struct rte_flow_item_sctp *)item->spec;
-                       rule->ixgbe_fdir.formatted.src_port =
-                               sctp_spec->hdr.src_port;
-                       rule->ixgbe_fdir.formatted.dst_port =
-                               sctp_spec->hdr.dst_port;
+                               rule->ixgbe_fdir.formatted.src_port =
+                                       sctp_spec->hdr.src_port;
+                               rule->ixgbe_fdir.formatted.dst_port =
+                                       sctp_spec->hdr.dst_port;
+                       }
+               /* others even sctp port is not supported */
+               } else {
+                       sctp_mask =
+                               (const struct rte_flow_item_sctp *)item->mask;
+                       if (sctp_mask &&
+                               (sctp_mask->hdr.src_port ||
+                                sctp_mask->hdr.dst_port ||
+                                sctp_mask->hdr.tag ||
+                                sctp_mask->hdr.cksum)) {
+                               memset(rule, 0, sizeof(struct ixgbe_fdir_rule));
+                               rte_flow_error_set(error, EINVAL,
+                                       RTE_FLOW_ERROR_TYPE_ITEM,
+                                       item, "Not supported by fdir filter");
+                               return -rte_errno;
+                       }
                }
 
                item = next_no_fuzzy_pattern(pattern, item);
                if (item->type != RTE_FLOW_ITEM_TYPE_RAW &&
-                   item->type != RTE_FLOW_ITEM_TYPE_END) {
+                       item->type != RTE_FLOW_ITEM_TYPE_END) {
                        memset(rule, 0, sizeof(struct ixgbe_fdir_rule));
                        rte_flow_error_set(error, EINVAL,
                                RTE_FLOW_ERROR_TYPE_ITEM,
@@ -2532,7 +2563,7 @@ ixgbe_parse_fdir_filter(struct rte_eth_dev *dev,
                hw->mac.type != ixgbe_mac_X550EM_a)
                return -ENOTSUP;
 
-       ret = ixgbe_parse_fdir_filter_normal(attr, pattern,
+       ret = ixgbe_parse_fdir_filter_normal(dev, attr, pattern,
                                        actions, rule, error);
 
        if (!ret)