479 	struct rk_ebc_pwr_ops *pwr_ops = NULL;  in ebc_power_set()  local
482 		pwr_ops = ebc_pwr_get_ops(ebc_pwr_dev);  in ebc_power_set()
485 		if (pwr_ops)  in ebc_power_set()
486 			ret = pwr_ops->power_on(ebc_pwr_dev);  in ebc_power_set()
505 		if (pwr_ops)  in ebc_power_set()
506 			ret = pwr_ops->power_down(ebc_pwr_dev);  in ebc_power_set()
525 	struct rk_ebc_pwr_ops *pwr_ops = NULL;  in eink_display()  local
530 		pwr_ops = ebc_pwr_get_ops(ebc_pwr_dev);  in eink_display()
532 	if (pwr_ops)  in eink_display()
533 		pwr_ops->temp_get(ebc_pwr_dev, (u32 *)(&temperature));  in eink_display()
767 	struct rk_ebc_pwr_ops *pwr_ops = NULL;  in rockchip_eink_display_probe()  local
849 		pwr_ops = ebc_pwr_get_ops(priv->ebc_pwr_dev);  in rockchip_eink_display_probe()
852 		ret = pwr_ops->vcom_set(priv->ebc_pwr_dev, priv->vcom);  in rockchip_eink_display_probe()