Ki Sung-Yeung struck late to clinch a crucial 1-0 triumph over Burnley to lift Swansea away from the relegation gloom.
"I have had a full week of training and feel ready but we will have to see - it will be up to the boss", he said.
"I like a joke and to relax people, but the motivation and atmosphere is about everyone being together when everything must be connected".
The former Swansea player and manager is happy with the renewed form of his old club. I am confident, but we must not be afraid to take challenges.
Carvalhal dished out pasteis de nata - Portuguese custard tarts - a delicacy from his homeland's capital city, Lisbon.
Andre Marriner generally takes charge of high-profile fixtures, with two-thirds of his Premier League matches this season involving at least one of the big six teams.
Serena ready for comeback at Fed Cup
She added: "Right now I'm focused on this weekend and after that I'll figure out what it might be". It's a great opportunity to get a new set of eyes on what I've been doing with Kathy (Rinaldi).
Dyche's side still don't win enough away games because they are low scoring, but you can nearly guarantee their defending will be better than Arsenal's slipshod efforts in Swansea's last home league game.
"We have to make sure these things do not happen so we go back under the line of the water". But the sharks are around and they can push you down again.
Burnley have not won since December 12, a run of 10 games, but Carvalhal insisted: "It is not a good period to play against them".
Burnley have several key players on the sidelines with defender James Tarkowski and goalkeeper Tom Heaton two of the premier players missing, while Robbie Brady, Steven Defour, Chris Wood and Jon Walters will also miss the game through injury, but left-sided player Stephen Ward is expected to feature, as Sean Dyche aims to recapture the winning thread in south Wales.
"They are a unsafe side and can frustrate any opponent in the Premier League, but we will do our job and try to unlock them".