Zinedine Zidane believes it is "fundamental" that Cristiano Ronaldo ends his career at Real Madrid and president Florentino Perez agrees.
No added motivation is needed ahead of an El Clasico, Real Madrid midfielder Toni Kroos said.
The Club World Cup was Real Madrid's third trophy of the season, but Zinedine Zidane will not be completely happy until they get six.
Cristiano Ronaldo and Zinedine Zidane are in agreement that they would like the Real Madrid star to retire at Santiago Bernabeu.
Gremio were no match for Real Madrid in the Club World Cup, with Zinedine Zidane's men claiming a record for five trophies in 2017.
Real Madrid won a fifth trophy of the year as Cristiano Ronaldo secured a 1-0 defeat of Gremio in the Club World Cup final.
Franco Jara and Angelo Sagal starred as Pachuca thrashed Al Jazira to secure a third-place finish at the 2017 Club World Cup.
Cristiano Ronaldo is considered among the best players of all-time, but Gremio coach Renato Gaucho said he was better.
Transfer rumours have linked Real Madrid with Liverpool's Mohamed Salah, and Zinedine Zidane has acknowledged he is a keen admirer.
Real Madrid coach Zinedine Zidane should be able to call on Sergio Ramos if required in the Club World Cup final against Gremio.