408 static void mcp251x_hw_tx(struct spi_device *spi, struct can_frame *frame,  in mcp251x_hw_tx()  argument
415 	exide = (frame->can_id & CAN_EFF_FLAG) ? 1 : 0; /* Extended ID Enable */  in mcp251x_hw_tx()
417 		sid = (frame->can_id & CAN_EFF_MASK) >> 18;  in mcp251x_hw_tx()
419 		sid = frame->can_id & CAN_SFF_MASK; /* Standard ID */  in mcp251x_hw_tx()
420 	eid = frame->can_id & CAN_EFF_MASK; /* Extended ID */  in mcp251x_hw_tx()
421 	rtr = (frame->can_id & CAN_RTR_FLAG) ? 1 : 0; /* Remote transmission */  in mcp251x_hw_tx()
430 	buf[TXBDLC_OFF] = (rtr << DLC_RTR_SHIFT) | frame->can_dlc;  in mcp251x_hw_tx()
431 	memcpy(buf + TXBDAT_OFF, frame->data, frame->can_dlc);  in mcp251x_hw_tx()
432 	mcp251x_hw_tx_frame(spi, buf, frame->can_dlc, tx_buf_idx);  in mcp251x_hw_tx()
464 	struct can_frame *frame;  in mcp251x_hw_rx()  local
467 	skb = alloc_can_skb(priv->net, &frame);  in mcp251x_hw_rx()
477 		frame->can_id = CAN_EFF_FLAG;  in mcp251x_hw_rx()
478 		frame->can_id |=  in mcp251x_hw_rx()
488 			frame->can_id |= CAN_RTR_FLAG;  in mcp251x_hw_rx()
491 		frame->can_id =  in mcp251x_hw_rx()
495 			frame->can_id |= CAN_RTR_FLAG;  in mcp251x_hw_rx()
498 	frame->can_dlc = get_can_dlc(buf[RXBDLC_OFF] & RXBDLC_LEN_MASK);  in mcp251x_hw_rx()
499 	memcpy(frame->data, buf + RXBDAT_OFF, frame->can_dlc);  in mcp251x_hw_rx()
502 	priv->net->stats.rx_bytes += frame->can_dlc;  in mcp251x_hw_rx()
729 	struct can_frame *frame;  in mcp251x_error_skb()  local
731 	skb = alloc_can_err_skb(net, &frame);  in mcp251x_error_skb()
733 		frame->can_id |= can_id;  in mcp251x_error_skb()
734 		frame->data[1] = data1;  in mcp251x_error_skb()
747 	struct can_frame *frame;  in mcp251x_tx_work_handler()  local
754 			frame = (struct can_frame *)priv->tx_skb->data;  in mcp251x_tx_work_handler()
756 			if (frame->can_dlc > CAN_FRAME_MAX_DATA_LEN)  in mcp251x_tx_work_handler()
757 				frame->can_dlc = CAN_FRAME_MAX_DATA_LEN;  in mcp251x_tx_work_handler()
758 			mcp251x_hw_tx(spi, frame, 0);  in mcp251x_tx_work_handler()
759 			priv->tx_len = 1 + frame->can_dlc;  in mcp251x_tx_work_handler()