243 	void __iomem	*dregs;		/* DMA controller regs.		*/  member
441 	u32 csr = sbus_readl(lp->dregs + DMA_CSR);  in init_restart_ledma()
445 		while (sbus_readl(lp->dregs + DMA_CSR) & DMA_FIFO_ISDRAIN)  in init_restart_ledma()
449 	csr = sbus_readl(lp->dregs + DMA_CSR);  in init_restart_ledma()
463 	sbus_writel(csr, lp->dregs + DMA_CSR);  in init_restart_ledma()
472 	if (lp->dregs)  in init_restart_lance()
489 		if (lp->dregs)  in init_restart_lance()
490 			printk("dcsr=%8.8x\n", sbus_readl(lp->dregs + DMA_CSR));  in init_restart_lance()
498 	if (lp->dregs) {  in init_restart_lance()
499 		u32 csr = sbus_readl(lp->dregs + DMA_CSR);  in init_restart_lance()
502 		sbus_writel(csr, lp->dregs + DMA_CSR);  in init_restart_lance()
848 		if (lp->dregs) {  in lance_interrupt()
849 			u32 addr = sbus_readl(lp->dregs + DMA_ADDR);  in lance_interrupt()
860 		if (lp->dregs) {  in lance_interrupt()
861 			u32 dma_csr = sbus_readl(lp->dregs + DMA_CSR);  in lance_interrupt()
864 			sbus_writel(dma_csr, lp->dregs + DMA_CSR);  in lance_interrupt()
928 	if (lp->dregs) {  in lance_open()
931 		sbus_writel(regval, lp->dregs + DMA_TEST);  in lance_open()
987 	if (lp->dregs) {  in lance_reset()
991 		csr = sbus_readl(lp->dregs + DMA_CSR);  in lance_reset()
992 		sbus_writel(csr | DMA_RST_ENET, lp->dregs + DMA_CSR);  in lance_reset()
994 		sbus_writel(csr & ~DMA_RST_ENET, lp->dregs + DMA_CSR);  in lance_reset()
997 		sbus_writel(addr, lp->dregs + DMA_TEST);  in lance_reset()
1153 	if (lp->dregs)  in lance_start_xmit()
1264 	if (lp->dregs) {  in lance_free_hwresources()
1267 		of_iounmap(&ledma->resource[0], lp->dregs,  in lance_free_hwresources()
1341 		lp->dregs = of_ioremap(&ledma->resource[0], 0,  in sparc_lance_probe_one()
1344 		if (!lp->dregs) {  in sparc_lance_probe_one()
1446 		csr = sbus_readl(lp->dregs + DMA_CSR);  in sparc_lance_probe_one()
1447 		sbus_writel(csr | DMA_RST_ENET, lp->dregs + DMA_CSR);  in sparc_lance_probe_one()
1449 		sbus_writel(csr & ~DMA_RST_ENET, lp->dregs + DMA_CSR);  in sparc_lance_probe_one()
1451 		lp->dregs = NULL;  in sparc_lance_probe_one()