Lines Matching refs:hwif
74 * @hwif: IDE interface
80 unsigned long ide_pci_dma_base(ide_hwif_t *hwif, const struct ide_port_info *d)
82 struct pci_dev *dev = to_pci_dev(hwif->dev);
85 if (hwif->host_flags & IDE_HFLAG_MMIO)
86 return hwif->dma_base;
88 if (hwif->mate && hwif->mate->dma_base) {
89 dma_base = hwif->mate->dma_base - (hwif->channel ? 0 : 8);
102 if (hwif->channel)
109 int ide_pci_check_simplex(ide_hwif_t *hwif, const struct ide_port_info *d)
111 struct pci_dev *dev = to_pci_dev(hwif->dev);
118 if (ide_pci_clear_simplex(hwif->dma_base, d->name))
134 dma_stat = hwif->dma_ops->dma_sff_read_status(hwif);
135 if ((dma_stat & 0x80) && hwif->mate && hwif->mate->dma_base) {
356 * @hwif: IDE interface
364 int ide_hwif_setup_dma(ide_hwif_t *hwif, const struct ide_port_info *d)
366 struct pci_dev *dev = to_pci_dev(hwif->dev);
371 unsigned long base = ide_pci_dma_base(hwif, d);
376 hwif->dma_base = base;
378 if (hwif->dma_ops == NULL)
379 hwif->dma_ops = &sff_dma_ops;
381 if (ide_pci_check_simplex(hwif, d) < 0)
387 if (hwif->host_flags & IDE_HFLAG_MMIO)
388 printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
391 hwif->name, base, base + 7);
393 hwif->extra_base = base + (hwif->channel ? 8 : 16);
395 if (ide_allocate_dma_engine(hwif))