diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 97275965f156fe68e81c848165504f4eddc8da5a..ecf840e2989b5b86ca53d657aae675c95efb973f 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -292,8 +292,6 @@ enum {
 
 #define MLX5_UMR_KLM_ALIGNMENT 4
 #define MLX5_UMR_MTT_ALIGNMENT 0x40
-#define MLX5_UMR_MTT_MASK      (MLX5_UMR_MTT_ALIGNMENT - 1)
-#define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
 #define MLX5_UMR_MTT_NUM_ENTRIES_ALIGNMENT (MLX5_UMR_MTT_ALIGNMENT / sizeof(struct mlx5_mtt))
 
 #define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)