dst_pio_disable
if ((dst_pio_disable(state)) < 0)
dst_pio_disable(state);
if ((dst_pio_disable(state)) < 0) {
dst_pio_disable(state);
if ((dst_pio_disable(state)) < 0) {
EXPORT_SYMBOL(dst_pio_disable);
dst_pio_disable(state);
dst_pio_disable(state);
if ((dst_pio_disable(state)) < 0) {
int dst_pio_disable(struct dst_state *state);