diff options
Diffstat (limited to 'drivers/ide/pci/alim15x3.c')
| -rw-r--r-- | drivers/ide/pci/alim15x3.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index fbb55fa2d067..5261f308d946 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -723,17 +723,32 @@ static void __devinit init_hwif_ali15x3 (ide_hwif_t *hwif) /** * init_dma_ali15x3 - set up DMA on ALi15x3 * @hwif: IDE interface - * @dmabase: DMA interface base PCI address + * @d: IDE port info * - * Set up the DMA functionality on the ALi 15x3. For the ALi - * controllers this is generic so we can let the generic code do - * the actual work. + * Set up the DMA functionality on the ALi 15x3. */ -static void __devinit init_dma_ali15x3 (ide_hwif_t *hwif, unsigned long dmabase) +static int __devinit init_dma_ali15x3(ide_hwif_t *hwif, + const struct ide_port_info *d) { + struct pci_dev *dev = to_pci_dev(hwif->dev); + unsigned long base = ide_pci_dma_base(hwif, d); + + if (base == 0 || ide_pci_set_master(dev, d->name) < 0) + return -1; + if (!hwif->channel) - outb(inb(dmabase + 2) & 0x60, dmabase + 2); + outb(inb(base + 2) & 0x60, base + 2); + + printk(KERN_INFO " %s: BM-DMA at 0x%04lx-0x%04lx\n", + hwif->name, base, base + 7); + + if (ide_allocate_dma_engine(hwif)) + return -1; + + ide_setup_dma(hwif, base); + + return 0; } static const struct ide_port_ops ali_port_ops = { |