MLX5_IB_MMAP_CMD_SHIFT
return (offset >> MLX5_IB_MMAP_CMD_SHIFT) & MLX5_IB_MMAP_CMD_MASK;
return offset & ((1 << MLX5_IB_MMAP_CMD_SHIFT) - 1);
return (((index >> 8) << 16) | (cmd << MLX5_IB_MMAP_CMD_SHIFT) |