Rafinha has played 27 games this season for Barcelona, scoring seven times.
However, he has failed to regularly nail down a spot in Luis Enrique's starting line-up.
Ivan Rakitic, Sergio Busquets, Andres Iniesta and the much-maligned Andre Gomes are currently above him in the pecking order.
Rafinha reportedly fears for his Barcelona future
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The 24-year-old wants regular football – something he has struggled for under Enrique.
Despite the Barcelona boss leaving at the end of the season, he could be joined by the midfielder.
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Rafinha is close with Lionel Messi and Neymar
Rafinha is said to have three offers on the table.