84 	struct serialbuffer __iomem *rtx;  in smc_init()  local
113 	rtx = (struct serialbuffer __iomem *)&cp->cp_dpmem[CPM_SERIAL_BASE];  in smc_init()
120 	out_be32(&rtx->rxbd.cbd_bufaddr, (__force uint)&rtx->rxbuf);  in smc_init()
121 	out_be16(&rtx->rxbd.cbd_sc, 0);  in smc_init()
123 	out_be32(&rtx->txbd.cbd_bufaddr, (__force uint)&rtx->txbuf);  in smc_init()
124 	out_be16(&rtx->txbd.cbd_sc, 0);  in smc_init()
146 	setbits_be16(&rtx->txbd.cbd_sc, BD_SC_WRAP);  in smc_init()
147 	setbits_be16(&rtx->rxbd.cbd_sc, BD_SC_EMPTY | BD_SC_WRAP);  in smc_init()
152 	out_be32(&rtx->rxindex, 0);  in smc_init()
174 	struct serialbuffer	__iomem *rtx;  in smc_putc()  local
179 	rtx = (struct serialbuffer __iomem *)&cpmp->cp_dpmem[CPM_SERIAL_BASE];  in smc_putc()
182 	out_8(&rtx->txbuf, c);  in smc_putc()
183 	out_be16(&rtx->txbd.cbd_datlen, 1);  in smc_putc()
184 	setbits_be16(&rtx->txbd.cbd_sc, BD_SC_READY);  in smc_putc()
186 	while (in_be16(&rtx->txbd.cbd_sc) & BD_SC_READY)  in smc_putc()
200 	struct serialbuffer	__iomem *rtx;  in smc_getc()  local
204 	rtx = (struct serialbuffer __iomem *)&cpmp->cp_dpmem[CPM_SERIAL_BASE];  in smc_getc()
207 	while (in_be16(&rtx->rxbd.cbd_sc) & BD_SC_EMPTY)  in smc_getc()
213 	rxindex = in_be32(&rtx->rxindex);  in smc_getc()
214 	c = in_8(rtx->rxbuf + rxindex);  in smc_getc()
218 	if (rxindex >= in_be16(&rtx->rxbd.cbd_datlen)) {  in smc_getc()
220 		setbits_be16(&rtx->rxbd.cbd_sc, BD_SC_EMPTY);  in smc_getc()
222 	out_be32(&rtx->rxindex, rxindex);  in smc_getc()
230 	struct serialbuffer	__iomem *rtx;  in smc_tstc()  local
232 	rtx = (struct serialbuffer __iomem *)&cpmp->cp_dpmem[CPM_SERIAL_BASE];  in smc_tstc()
234 	return !(in_be16(&rtx->rxbd.cbd_sc) & BD_SC_EMPTY);  in smc_tstc()