aboutsummaryrefslogtreecommitdiffstats
path: root/include/uapi/rdma
diff options
context:
space:
mode:
Diffstat (limited to 'include/uapi/rdma')
-rw-r--r--include/uapi/rdma/mlx4-abi.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/include/uapi/rdma/mlx4-abi.h b/include/uapi/rdma/mlx4-abi.h
index 5591d955ba00..d915cab37ec3 100644
--- a/include/uapi/rdma/mlx4-abi.h
+++ b/include/uapi/rdma/mlx4-abi.h
@@ -95,6 +95,16 @@ struct mlx4_ib_create_srq_resp {
__u32 reserved;
};
+struct mlx4_ib_create_qp_rss {
+ __u64 rx_hash_fields_mask;
+ __u8 rx_hash_function;
+ __u8 rx_key_len;
+ __u8 reserved[6];
+ __u8 rx_hash_key[40];
+ __u32 comp_mask;
+ __u32 reserved1;
+};
+
struct mlx4_ib_create_qp {
__u64 buf_addr;
__u64 db_addr;
@@ -123,4 +133,27 @@ struct mlx4_ib_create_rwq_ind_tbl_resp {
__u32 response_length;
__u32 reserved;
};
+
+/* RX Hash function flags */
+enum mlx4_ib_rx_hash_function_flags {
+ MLX4_IB_RX_HASH_FUNC_TOEPLITZ = 1 << 0,
+};
+
+/*
+ * RX Hash flags, these flags allows to set which incoming packet's field should
+ * participates in RX Hash. Each flag represent certain packet's field,
+ * when the flag is set the field that is represented by the flag will
+ * participate in RX Hash calculation.
+ */
+enum mlx4_ib_rx_hash_fields {
+ MLX4_IB_RX_HASH_SRC_IPV4 = 1 << 0,
+ MLX4_IB_RX_HASH_DST_IPV4 = 1 << 1,
+ MLX4_IB_RX_HASH_SRC_IPV6 = 1 << 2,
+ MLX4_IB_RX_HASH_DST_IPV6 = 1 << 3,
+ MLX4_IB_RX_HASH_SRC_PORT_TCP = 1 << 4,
+ MLX4_IB_RX_HASH_DST_PORT_TCP = 1 << 5,
+ MLX4_IB_RX_HASH_SRC_PORT_UDP = 1 << 6,
+ MLX4_IB_RX_HASH_DST_PORT_UDP = 1 << 7
+};
+
#endif /* MLX4_ABI_USER_H */

Privacy Policy