gpiochip_fwd_desc_add
EXPORT_SYMBOL_NS_GPL(gpiochip_fwd_desc_add, "GPIO_FORWARDER");
error = gpiochip_fwd_desc_add(fwd, descs[i], i);
return gpiochip_fwd_desc_add(fwd, desc, offset);
int gpiochip_fwd_desc_add(struct gpiochip_fwd *fwd,