53 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_set_mode()  local
61 			out_8(&regs->cantarq, priv->tx_active);  in mscan_set_mode()
63 			out_8(&regs->cantier, 0);  in mscan_set_mode()
66 		canctl1 = in_8(&regs->canctl1);  in mscan_set_mode()
68 			setbits8(&regs->canctl0, MSCAN_SLPRQ);  in mscan_set_mode()
70 				if (in_8(&regs->canctl1) & MSCAN_SLPAK)  in mscan_set_mode()
94 			setbits8(&regs->canctl0, MSCAN_INITRQ);  in mscan_set_mode()
96 				if (in_8(&regs->canctl1) & MSCAN_INITAK)  in mscan_set_mode()
106 			setbits8(&regs->canctl0, MSCAN_CSWAI);  in mscan_set_mode()
109 		canctl1 = in_8(&regs->canctl1);  in mscan_set_mode()
111 			clrbits8(&regs->canctl0, MSCAN_SLPRQ | MSCAN_INITRQ);  in mscan_set_mode()
113 				canctl1 = in_8(&regs->canctl1);  in mscan_set_mode()
129 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_start()  local
133 	out_8(&regs->canrier, 0);  in mscan_start()
144 		if (in_8(&regs->canmisc) & MSCAN_BOHOLD)  in mscan_start()
145 			out_8(&regs->canmisc, MSCAN_BOHOLD);  in mscan_start()
152 	canrflg = in_8(&regs->canrflg);  in mscan_start()
156 	out_8(&regs->cantier, 0);  in mscan_start()
159 	out_8(&regs->canrier, MSCAN_RX_INTS_ENABLE);  in mscan_start()
169 		struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_restart()  local
172 		WARN(!(in_8(&regs->canmisc) & MSCAN_BOHOLD),  in mscan_restart()
174 		out_8(&regs->canmisc, MSCAN_BOHOLD);  in mscan_restart()
176 		out_8(&regs->canrier, MSCAN_RX_INTS_ENABLE);  in mscan_restart()
190 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_start_xmit()  local
197 	out_8(&regs->cantier, 0);  in mscan_start_xmit()
225 	out_8(&regs->cantbsel, i);  in mscan_start_xmit()
235 		out_be16(&regs->tx.idr3_2, can_id);  in mscan_start_xmit()
247 	out_be16(&regs->tx.idr1_0, can_id);  in mscan_start_xmit()
250 		void __iomem *data = &regs->tx.dsr1_0;  in mscan_start_xmit()
262 	out_8(&regs->tx.dlr, frame->len);  in mscan_start_xmit()
263 	out_8(&regs->tx.tbpr, priv->cur_pri);  in mscan_start_xmit()
266 	out_8(&regs->cantflg, 1 << buf_id);  in mscan_start_xmit()
277 	out_8(&regs->cantier, priv->tx_active);  in mscan_start_xmit()
296 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_get_rx_frame()  local
300 	can_id = in_be16(&regs->rx.idr1_0);  in mscan_get_rx_frame()
303 		can_id = ((can_id << 16) | in_be16(&regs->rx.idr3_2));  in mscan_get_rx_frame()
315 	frame->len = can_cc_dlc2len(in_8(&regs->rx.dlr) & 0xf);  in mscan_get_rx_frame()
318 		void __iomem *data = &regs->rx.dsr1_0;  in mscan_get_rx_frame()
330 	out_8(&regs->canrflg, MSCAN_RXF);  in mscan_get_rx_frame()
337 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_get_err_frame()  local
366 				out_8(&regs->cantier, 0);  in mscan_get_err_frame()
367 				out_8(&regs->canrier, 0);  in mscan_get_err_frame()
368 				setbits8(&regs->canctl0,  in mscan_get_err_frame()
376 	out_8(&regs->canrflg, MSCAN_ERR_IF);  in mscan_get_err_frame()
383 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_rx_poll()  local
391 		canrflg = in_8(&regs->canrflg);  in mscan_rx_poll()
400 			out_8(&regs->canrflg, canrflg);  in mscan_rx_poll()
421 				out_8(&regs->canrier, priv->shadow_canrier);  in mscan_rx_poll()
431 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_isr()  local
436 	cantier = in_8(&regs->cantier) & MSCAN_TXE;  in mscan_isr()
437 	cantflg = in_8(&regs->cantflg) & cantier;  in mscan_isr()
450 			out_8(&regs->cantbsel, mask);  in mscan_isr()
469 		out_8(&regs->cantier, priv->tx_active);  in mscan_isr()
473 	canrflg = in_8(&regs->canrflg);  in mscan_isr()
477 			priv->shadow_canrier = in_8(&regs->canrier);  in mscan_isr()
478 			out_8(&regs->canrier, 0);  in mscan_isr()
511 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_do_set_bittiming()  local
522 	out_8(&regs->canbtr0, btr0);  in mscan_do_set_bittiming()
523 	out_8(&regs->canbtr1, btr1);  in mscan_do_set_bittiming()
532 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_get_berr_counter()  local
534 	bec->txerr = in_8(&regs->cantxerr);  in mscan_get_berr_counter()
535 	bec->rxerr = in_8(&regs->canrxerr);  in mscan_get_berr_counter()
544 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_open()  local
567 		setbits8(&regs->canctl1, MSCAN_LISTEN);  in mscan_open()
569 		clrbits8(&regs->canctl1, MSCAN_LISTEN);  in mscan_open()
595 	struct mscan_regs __iomem *regs = priv->reg_base;  in mscan_close()  local
600 	out_8(&regs->cantier, 0);  in mscan_close()
601 	out_8(&regs->canrier, 0);  in mscan_close()
626 	struct mscan_regs __iomem *regs = priv->reg_base;  in register_mscandev()  local
629 	ctl1 = in_8(&regs->canctl1);  in register_mscandev()
641 	out_8(&regs->canctl1, ctl1);  in register_mscandev()
645 	out_be16(&regs->canidar1_0, 0);  in register_mscandev()
646 	out_be16(&regs->canidar3_2, 0);  in register_mscandev()
647 	out_be16(&regs->canidar5_4, 0);  in register_mscandev()
648 	out_be16(&regs->canidar7_6, 0);  in register_mscandev()
650 	out_be16(&regs->canidmr1_0, 0xffff);  in register_mscandev()
651 	out_be16(&regs->canidmr3_2, 0xffff);  in register_mscandev()
652 	out_be16(&regs->canidmr5_4, 0xffff);  in register_mscandev()
653 	out_be16(&regs->canidmr7_6, 0xffff);  in register_mscandev()
655 	out_8(&regs->canidac, MSCAN_AF_32BIT);  in register_mscandev()
665 	struct mscan_regs __iomem *regs = priv->reg_base;  in unregister_mscandev()  local
667 	clrbits8(&regs->canctl1, MSCAN_CANE);  in unregister_mscandev()