, the father of actor
, was hospitalised in Hyderabad.
Since the passing of his wife
Mahesh Babu's father Krishna
, a former celebrity, has reportedly been experiencing depression.
He lost his older son
The veteran actor, whose full name is
Ghattamnaneni Siva Rama Krishna Murthy
, turned 79 in May this year.
He was revived from cardiac arrest in 20 minutes thanks to the cardiologists' prompt CPR.
appeared in more than 350 films. He received the
award in 2009.