62 static int ide_pci_clear_simplex(unsigned long dma_base, const char *name)  in ide_pci_clear_simplex()  argument
64 	u8 dma_stat = inb(dma_base + 2);  in ide_pci_clear_simplex()
66 	outb(dma_stat & 0x60, dma_base + 2);  in ide_pci_clear_simplex()
67 	dma_stat = inb(dma_base + 2);  in ide_pci_clear_simplex()
83 	unsigned long dma_base = 0;  in ide_pci_dma_base()  local
86 		return hwif->dma_base;  in ide_pci_dma_base()
88 	if (hwif->mate && hwif->mate->dma_base) {  in ide_pci_dma_base()
89 		dma_base = hwif->mate->dma_base - (hwif->channel ? 0 : 8);  in ide_pci_dma_base()
93 		dma_base = pci_resource_start(dev, baridx);  in ide_pci_dma_base()
95 		if (dma_base == 0) {  in ide_pci_dma_base()
103 		dma_base += 8;  in ide_pci_dma_base()
105 	return dma_base;  in ide_pci_dma_base()
118 		if (ide_pci_clear_simplex(hwif->dma_base, d->name))  in ide_pci_check_simplex()
135 	if ((dma_stat & 0x80) && hwif->mate && hwif->mate->dma_base) {  in ide_pci_check_simplex()
366 		hwif->dma_base = base;  in ide_hwif_setup_dma()