700  * ctucan_rx() -  Called from CAN ISR to complete the received frame processing
703  * This function is invoked from the CAN isr(poll) to process the Rx frames. It does minimal
793  * ctucan_err_interrupt() - Error frame ISR
795  * @isr:	interrupt status register value
800 static void ctucan_err_interrupt(struct net_device *ndev, u32 isr)  in ctucan_err_interrupt()  argument
816 …netdev_info(ndev, "%s: ISR = 0x%08x, rxerr %d, txerr %d, error type %lu, pos %lu, ALC id_field %lu…  in ctucan_err_interrupt()
817 			    __func__, isr, bec.rxerr, bec.txerr,  in ctucan_err_interrupt()
830 	if (FIELD_GET(REG_INT_STAT_FCSI, isr) || FIELD_GET(REG_INT_STAT_EWLI, isr)) {  in ctucan_err_interrupt()
885 	if (FIELD_GET(REG_INT_STAT_ALI, isr)) {  in ctucan_err_interrupt()
896 	if (FIELD_GET(REG_INT_STAT_BEI, isr)) {  in ctucan_err_interrupt()
991  * ctucan_tx_interrupt() - Tx done Isr
1091  * ctucan_interrupt() - CAN Isr
1095  * This is the CTU CAN FD ISR. It checks for the type of interrupt
1096  * and invokes the corresponding ISR.
1105 	u32 isr, icr;  in ctucan_interrupt()  local
1111 		isr = ctucan_read32(priv, CTUCANFD_INT_STAT);  in ctucan_interrupt()
1113 		if (!isr)  in ctucan_interrupt()
1117 		if (FIELD_GET(REG_INT_STAT_RBNEI, isr)) {  in ctucan_interrupt()
1129 		if (FIELD_GET(REG_INT_STAT_TXBHCI, isr)) {  in ctucan_interrupt()
1136 		if (FIELD_GET(REG_INT_STAT_EWLI, isr) ||  in ctucan_interrupt()
1137 		    FIELD_GET(REG_INT_STAT_FCSI, isr) ||  in ctucan_interrupt()
1138 		    FIELD_GET(REG_INT_STAT_ALI, isr)) {  in ctucan_interrupt()
1139 			icr = isr & (REG_INT_STAT_EWLI | REG_INT_STAT_FCSI | REG_INT_STAT_ALI);  in ctucan_interrupt()
1143 			ctucan_err_interrupt(ndev, isr);  in ctucan_interrupt()
1148 	netdev_err(ndev, "%s: stuck interrupt (isr=0x%08x), stopping\n", __func__, isr);  in ctucan_interrupt()
1150 	if (FIELD_GET(REG_INT_STAT_TXBHCI, isr)) {  in ctucan_interrupt()