net/can/bxcan.c

158 	u32 esr;			/* 0x18 - error status */
466 static void bxcan_handle_state_change(struct net_device *ndev, u32 esr)
476 	if (!(esr & (BXCAN_ESR_EWGF | BXCAN_ESR_EPVF | BXCAN_ESR_BOFF)))
479 	bec.txerr = FIELD_GET(BXCAN_ESR_TEC_MASK, esr);
480 	bec.rxerr = FIELD_GET(BXCAN_ESR_REC_MASK, esr);
482 	if (esr & BXCAN_ESR_BOFF)
484 	else if (esr & BXCAN_ESR_EPVF)
486 	else if (esr & BXCAN_ESR_EWGF)
517 static void bxcan_handle_bus_err(struct net_device *ndev, u32 esr)
524 	lec_code = FIELD_GET(BXCAN_ESR_LEC_MASK, esr);
607 	u32 msr, esr;
613 	esr = readl(&regs->esr);
614 	bxcan_handle_state_change(ndev, esr);
617 		bxcan_handle_bus_err(ndev, esr);
702 	bxcan_rmw(priv, &regs->esr, BXCAN_ESR_LEC_MASK,
916 	u32 esr;
923 	esr = readl(&regs->esr);
924 	bec->txerr = FIELD_GET(BXCAN_ESR_TEC_MASK, esr);
925 	bec->rxerr = FIELD_GET(BXCAN_ESR_REC_MASK, esr);