struct Foo
{
    static void foo() {}
};

template<class T>
void doFoo()
{
    T::foo();
}

int main()
{
    doFoo<Foo>();
    return 0;
}

Find Usages on foo() should find the usages in doFoo().

In case there is also a struct Bar with foo() which doFoo is instantiated with, both should be found on every foo lookup.