253 	u32 reg_esr;  member
331 					      u32 reg_esr)  in flexcan_has_and_handle_berr()  argument
334 		(reg_esr & FLEXCAN_ESR_ERR_BUS);  in flexcan_has_and_handle_berr()
514 		       struct can_frame *cf, u32 reg_esr)  in do_bus_err()  argument
521 	if (reg_esr & FLEXCAN_ESR_BIT1_ERR) {  in do_bus_err()
526 	if (reg_esr & FLEXCAN_ESR_BIT0_ERR) {  in do_bus_err()
531 	if (reg_esr & FLEXCAN_ESR_ACK_ERR) {  in do_bus_err()
537 	if (reg_esr & FLEXCAN_ESR_CRC_ERR) {  in do_bus_err()
543 	if (reg_esr & FLEXCAN_ESR_FRM_ERR) {  in do_bus_err()
548 	if (reg_esr & FLEXCAN_ESR_STF_ERR) {  in do_bus_err()
561 static int flexcan_poll_bus_err(struct net_device *dev, u32 reg_esr)  in flexcan_poll_bus_err()  argument
570 	do_bus_err(dev, cf, reg_esr);  in flexcan_poll_bus_err()
579 static int flexcan_poll_state(struct net_device *dev, u32 reg_esr)  in flexcan_poll_state()  argument
588 	flt = reg_esr & FLEXCAN_ESR_FLT_CONF_MASK;  in flexcan_poll_state()
590 		tx_state = unlikely(reg_esr & FLEXCAN_ESR_TX_WRN) ?  in flexcan_poll_state()
592 		rx_state = unlikely(reg_esr & FLEXCAN_ESR_RX_WRN) ?  in flexcan_poll_state()
679 	u32 reg_iflag1, reg_esr;  in flexcan_poll()  local
686 	reg_esr = flexcan_read(&regs->esr) | priv->reg_esr;  in flexcan_poll()
689 	work_done += flexcan_poll_state(dev, reg_esr);  in flexcan_poll()
700 	if (flexcan_has_and_handle_berr(priv, reg_esr) && work_done < quota)  in flexcan_poll()
701 		work_done += flexcan_poll_bus_err(dev, reg_esr);  in flexcan_poll()
719 	u32 reg_iflag1, reg_esr;  in flexcan_irq()  local
722 	reg_esr = flexcan_read(&regs->esr);  in flexcan_irq()
724 	if (reg_esr & FLEXCAN_ESR_ALL_INT)  in flexcan_irq()
725 		flexcan_write(reg_esr & FLEXCAN_ESR_ALL_INT, &regs->esr);  in flexcan_irq()
734 	    (reg_esr & FLEXCAN_ESR_ERR_STATE) ||  in flexcan_irq()
735 	    flexcan_has_and_handle_berr(priv, reg_esr)) {  in flexcan_irq()
740 		priv->reg_esr = reg_esr & FLEXCAN_ESR_ERR_BUS;  in flexcan_irq()