edp_panel_backlight_power_on
link->dc->link_srv->edp_panel_backlight_power_on(link, wait_for_hpd);
void (*edp_panel_backlight_power_on)(
link_srv->edp_panel_backlight_power_on = edp_panel_backlight_power_on;
void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd);