panel_enabled
if (!follower->funcs->panel_enabled)
ret = follower->funcs->panel_enabled(follower);
follower->funcs->panel_enabled, ret);
if (panel->enabled && follower->funcs->panel_enabled) {
ret = follower->funcs->panel_enabled(follower);
follower->funcs->panel_enabled, ret);
.panel_enabled = i2c_hid_core_panel_follower_resume,
md->enabled = panel_enabled(md);
ddata->enabled = panel_enabled(ddata);
int (*panel_enabled)(struct drm_panel_follower *follower);