1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h
index 7b6d4e9ff603..7299e9548906 100644
--- a/include/linux/mlx4/cmd.h
+++ b/include/linux/mlx4/cmd.h
@@ -163,6 +163,9 @@ enum {
         MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
         MLX4_QP_FLOW_STEERING_DETACH = 0x66,
         MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
+
+        /* Update and read QCN parameters */
+        MLX4_CMD_CONGESTION_CTRL_OPCODE = 0x68,
 };
 
 enum {
@@ -233,6 +236,16 @@ struct mlx4_config_dev_params {
         u8      rx_csum_flags_port_2;
 };
 
+enum mlx4_en_congestion_control_algorithm {
+        MLX4_CTRL_ALGO_802_1_QAU_REACTION_POINT = 0,
+};
+
+enum mlx4_en_congestion_control_opmod {
+        MLX4_CONGESTION_CONTROL_GET_PARAMS,
+        MLX4_CONGESTION_CONTROL_GET_STATISTICS,
+        MLX4_CONGESTION_CONTROL_SET_PARAMS = 4,
+};
+
 struct mlx4_dev;
 
 struct mlx4_cmd_mailbox {