gv100_head_cnt
.head = { .cnt = gv100_head_cnt, .new = gv100_head_new },
.head = { .cnt = gv100_head_cnt, .new = gv100_head_new },
int gv100_head_cnt(struct nvkm_disp *, unsigned long *);
.head = { .cnt = gv100_head_cnt, .new = gv100_head_new },