int (*enumerate_spus)(int (*fn)(void *data));
int (*create_spu)(struct spu *spu, void *data);
int (*destroy_spu)(struct spu *spu);
int (*enumerate_spus)(int (*fn)(void *data));
int (*create_spu)(struct spu *spu, void *data);
int (*destroy_spu)(struct spu *spu);