Indravarman I consecrated the temple 's dominant religious symbol in 881 .
The temple 's dominant religious symbol is a lingam called Sri Indresvara ( the name is a combination of the king 's name with that of Shiva ) .
Indravarman I consecrated the temple 's dominant religious symbol , a lingam called Sri Indresvara ( the name is a combination of the king 's name with that of Shiva ) , in 881 .