Display not showing up not even BIOS after an HDMI port short circuit

I have a smart TV . Today when I was using my TV as Computer by connecting laptop using an HDMI cable everything was running well. suddenly a spark like sound came out of laptop HDMI port and both devices turned off.smoke came out of the laptop HDMI port also. Now whenever I turn ON my smart TV It works fine for a while. I can watch all channels and movies but it turns off itself after some time.same thing happens again and again when I turn on TV.Laptop Turns ON But no display is showing up not even BIOS. can anyone please help me solve this issue of my Smart TV?