1 files changed, 103 insertions, 5 deletions

diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 7f5c9ee42f96..e45fc20bd01f 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -70,14 +70,17 @@ enum {
         MLX4_MFUNC_EQE_MASK     = (MLX4_MFUNC_MAX_EQES - 1)
 };
 
-/* Driver supports 2 diffrent device methods to manage traffic steering:
+/* Driver supports 3 diffrent device methods to manage traffic steering:
+ *      -device managed - High level API for ib and eth flow steering. FW is
+ *                        managing flow steering tables.
  *      - B0 steering mode - Common low level API for ib and (if supported) eth.
  *      - A0 steering mode - Limited low level API for eth. In case of IB,
  *                           B0 mode is in use.
  */
 enum {
         MLX4_STEERING_MODE_A0,
-        MLX4_STEERING_MODE_B0
+        MLX4_STEERING_MODE_B0,
+        MLX4_STEERING_MODE_DEVICE_MANAGED
 };
 
 static inline const char *mlx4_steering_mode_str(int steering_mode)
@@ -88,6 +91,10 @@ static inline const char *mlx4_steering_mode_str(int steering_mode)
 
         case MLX4_STEERING_MODE_B0:
                 return "B0 steering";
+
+        case MLX4_STEERING_MODE_DEVICE_MANAGED:
+                return "Device managed flow steering";
+
         default:
                 return "Unrecognize steering mode";
         }
@@ -125,7 +132,8 @@ enum {
 enum {
         MLX4_DEV_CAP_FLAG2_RSS                  = 1LL <<  0,
         MLX4_DEV_CAP_FLAG2_RSS_TOP              = 1LL <<  1,
-        MLX4_DEV_CAP_FLAG2_RSS_XOR              = 1LL <<  2
+        MLX4_DEV_CAP_FLAG2_RSS_XOR              = 1LL <<  2,
+        MLX4_DEV_CAP_FLAG2_FS_EN                = 1LL <<  3
 };
 
 #define MLX4_ATTR_EXTENDED_PORT_INFO    cpu_to_be16(0xff90)
@@ -319,6 +327,7 @@ struct mlx4_caps {
         int                     reserved_mcgs;
         int                     num_qp_per_mgm;
         int                     steering_mode;
+        int                     fs_log_max_ucast_qp_range_size;
         int                     num_pds;
         int                     reserved_pds;
         int                     max_xrcds;
@@ -647,9 +656,94 @@ int mlx4_unicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
 int mlx4_unicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
                         enum mlx4_protocol prot);
 int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
-                          int block_mcast_loopback, enum mlx4_protocol protocol);
+                          u8 port, int block_mcast_loopback,
+                          enum mlx4_protocol protocol, u64 *reg_id);
 int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
-                          enum mlx4_protocol protocol);
+                          enum mlx4_protocol protocol, u64 reg_id);
+
+enum {
+        MLX4_DOMAIN_UVERBS      = 0x1000,
+        MLX4_DOMAIN_ETHTOOL     = 0x2000,
+        MLX4_DOMAIN_RFS         = 0x3000,
+        MLX4_DOMAIN_NIC    = 0x5000,
+};
+
+enum mlx4_net_trans_rule_id {
+        MLX4_NET_TRANS_RULE_ID_ETH = 0,
+        MLX4_NET_TRANS_RULE_ID_IB,
+        MLX4_NET_TRANS_RULE_ID_IPV6,
+        MLX4_NET_TRANS_RULE_ID_IPV4,
+        MLX4_NET_TRANS_RULE_ID_TCP,
+        MLX4_NET_TRANS_RULE_ID_UDP,
+        MLX4_NET_TRANS_RULE_NUM, /* should be last */
+};
+
+enum mlx4_net_trans_promisc_mode {
+        MLX4_FS_PROMISC_NONE = 0,
+        MLX4_FS_PROMISC_UPLINK,
+        MLX4_FS_PROMISC_FUNCTION_PORT,
+        MLX4_FS_PROMISC_ALL_MULTI,
+};
+
+struct mlx4_spec_eth {
+        u8      dst_mac[6];
+        u8      dst_mac_msk[6];
+        u8      src_mac[6];
+        u8      src_mac_msk[6];
+        u8      ether_type_enable;
+        __be16  ether_type;
+        __be16  vlan_id_msk;
+        __be16  vlan_id;
+};
+
+struct mlx4_spec_tcp_udp {
+        __be16 dst_port;
+        __be16 dst_port_msk;
+        __be16 src_port;
+        __be16 src_port_msk;
+};
+
+struct mlx4_spec_ipv4 {
+        __be32 dst_ip;
+        __be32 dst_ip_msk;
+        __be32 src_ip;
+        __be32 src_ip_msk;
+};
+
+struct mlx4_spec_ib {
+        __be32  r_qpn;
+        __be32  qpn_msk;
+        u8      dst_gid[16];
+        u8      dst_gid_msk[16];
+};
+
+struct mlx4_spec_list {
+        struct  list_head list;
+        enum    mlx4_net_trans_rule_id id;
+        union {
+                struct mlx4_spec_eth eth;
+                struct mlx4_spec_ib ib;
+                struct mlx4_spec_ipv4 ipv4;
+                struct mlx4_spec_tcp_udp tcp_udp;
+        };
+};
+
+enum mlx4_net_trans_hw_rule_queue {
+        MLX4_NET_TRANS_Q_FIFO,
+        MLX4_NET_TRANS_Q_LIFO,
+};
+
+struct mlx4_net_trans_rule {
+        struct  list_head list;
+        enum    mlx4_net_trans_hw_rule_queue queue_mode;
+        bool    exclusive;
+        bool    allow_loopback;
+        enum    mlx4_net_trans_promisc_mode promisc_mode;
+        u8      port;
+        u16     priority;
+        u32     qpn;
+};
+
 int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
 int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
 int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
@@ -692,4 +786,8 @@ int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
 int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
 void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
 
+int mlx4_flow_attach(struct mlx4_dev *dev,
+                     struct mlx4_net_trans_rule *rule, u64 *reg_id);
+int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id);
+
 #endif /* MLX4_DEVICE_H */