242 	void __iomem	*dregs;		/* DMA controller regs.		*/  member
440 	u32 csr = sbus_readl(lp->dregs + DMA_CSR);  in init_restart_ledma()
444 		while (sbus_readl(lp->dregs + DMA_CSR) & DMA_FIFO_ISDRAIN)  in init_restart_ledma()
448 	csr = sbus_readl(lp->dregs + DMA_CSR);  in init_restart_ledma()
462 	sbus_writel(csr, lp->dregs + DMA_CSR);  in init_restart_ledma()
471 	if (lp->dregs)  in init_restart_lance()
488 		if (lp->dregs)  in init_restart_lance()
489 			printk("dcsr=%8.8x\n", sbus_readl(lp->dregs + DMA_CSR));  in init_restart_lance()
497 	if (lp->dregs) {  in init_restart_lance()
498 		u32 csr = sbus_readl(lp->dregs + DMA_CSR);  in init_restart_lance()
501 		sbus_writel(csr, lp->dregs + DMA_CSR);  in init_restart_lance()
847 		if (lp->dregs) {  in lance_interrupt()
848 			u32 addr = sbus_readl(lp->dregs + DMA_ADDR);  in lance_interrupt()
859 		if (lp->dregs) {  in lance_interrupt()
860 			u32 dma_csr = sbus_readl(lp->dregs + DMA_CSR);  in lance_interrupt()
863 			sbus_writel(dma_csr, lp->dregs + DMA_CSR);  in lance_interrupt()
927 	if (lp->dregs) {  in lance_open()
930 		sbus_writel(regval, lp->dregs + DMA_TEST);  in lance_open()
986 	if (lp->dregs) {  in lance_reset()
990 		csr = sbus_readl(lp->dregs + DMA_CSR);  in lance_reset()
991 		sbus_writel(csr | DMA_RST_ENET, lp->dregs + DMA_CSR);  in lance_reset()
993 		sbus_writel(csr & ~DMA_RST_ENET, lp->dregs + DMA_CSR);  in lance_reset()
996 		sbus_writel(addr, lp->dregs + DMA_TEST);  in lance_reset()
1152 	if (lp->dregs)  in lance_start_xmit()
1262 	if (lp->dregs) {  in lance_free_hwresources()
1265 		of_iounmap(&ledma->resource[0], lp->dregs,  in lance_free_hwresources()
1340 		lp->dregs = of_ioremap(&ledma->resource[0], 0,  in sparc_lance_probe_one()
1343 		if (!lp->dregs) {  in sparc_lance_probe_one()
1443 		csr = sbus_readl(lp->dregs + DMA_CSR);  in sparc_lance_probe_one()
1444 		sbus_writel(csr | DMA_RST_ENET, lp->dregs + DMA_CSR);  in sparc_lance_probe_one()
1446 		sbus_writel(csr & ~DMA_RST_ENET, lp->dregs + DMA_CSR);  in sparc_lance_probe_one()
1448 		lp->dregs = NULL;  in sparc_lance_probe_one()