return 1;
if (!drive->waiting_for_dma)
printk(KERN_WARNING "%s: (%s) called while not waiting\n",
- drive->name, __FUNCTION__);
+ drive->name, __func__);
return 0;
}
#else
{
struct hd_driveid *id = drive->id;
ide_hwif_t *hwif = drive->hwif;
+ const struct ide_port_ops *port_ops = hwif->port_ops;
unsigned int mask = 0;
switch(base) {
if ((id->field_valid & 4) == 0)
break;
- if (hwif->udma_filter)
- mask = hwif->udma_filter(drive);
+ if (port_ops && port_ops->udma_filter)
+ mask = port_ops->udma_filter(drive);
else
mask = hwif->ultra_mask;
mask &= id->dma_ultra;
case XFER_MW_DMA_0:
if ((id->field_valid & 2) == 0)
break;
- if (hwif->mdma_filter)
- mask = hwif->mdma_filter(drive);
+ if (port_ops && port_ops->mdma_filter)
+ mask = port_ops->mdma_filter(drive);
else
mask = hwif->mwdma_mask;
mask &= id->dma_mword;
if (!speed)
return 0;
- if (hwif->host_flags & IDE_HFLAG_NO_SET_MODE)
- return 1;
-
if (ide_set_dma_mode(drive, speed))
return 0;
EXPORT_SYMBOL(ide_dma_timeout);
-static void ide_release_dma_engine(ide_hwif_t *hwif)
+void ide_release_dma_engine(ide_hwif_t *hwif)
{
if (hwif->dmatable_cpu) {
struct pci_dev *pdev = to_pci_dev(hwif->dev);
}
}
-static int ide_release_iomio_dma(ide_hwif_t *hwif)
-{
- release_region(hwif->dma_base, 8);
- if (hwif->extra_ports)
- release_region(hwif->extra_base, hwif->extra_ports);
- return 1;
-}
-
-/*
- * Needed for allowing full modular support of ide-driver
- */
-int ide_release_dma(ide_hwif_t *hwif)
-{
- ide_release_dma_engine(hwif);
-
- if (hwif->mmio)
- return 1;
- else
- return ide_release_iomio_dma(hwif);
-}
-
static int ide_allocate_dma_engine(ide_hwif_t *hwif)
{
struct pci_dev *pdev = to_pci_dev(hwif->dev);
return 0;
printk(KERN_ERR "%s: -- Error, unable to allocate DMA table.\n",
- hwif->cds->name);
+ hwif->name);
return 1;
}
-static int ide_mapped_mmio_dma(ide_hwif_t *hwif, unsigned long base)
-{
- printk(KERN_INFO " %s: MMIO-DMA ", hwif->name);
-
- return 0;
-}
-
-static int ide_iomio_dma(ide_hwif_t *hwif, unsigned long base)
-{
- printk(KERN_INFO " %s: BM-DMA at 0x%04lx-0x%04lx",
- hwif->name, base, base + 7);
-
- if (!request_region(base, 8, hwif->name)) {
- printk(" -- Error, ports in use.\n");
- return 1;
- }
-
- if (hwif->cds->extra) {
- hwif->extra_base = base + (hwif->channel ? 8 : 16);
-
- if (!hwif->mate || !hwif->mate->extra_ports) {
- if (!request_region(hwif->extra_base,
- hwif->cds->extra, hwif->cds->name)) {
- printk(" -- Error, extra ports in use.\n");
- release_region(base, 8);
- return 1;
- }
- hwif->extra_ports = hwif->cds->extra;
- }
- }
-
- return 0;
-}
-
-static int ide_dma_iobase(ide_hwif_t *hwif, unsigned long base)
-{
- if (hwif->mmio)
- return ide_mapped_mmio_dma(hwif, base);
-
- return ide_iomio_dma(hwif, base);
-}
-
void ide_setup_dma(ide_hwif_t *hwif, unsigned long base)
{
- u8 dma_stat;
+ if (hwif->mmio)
+ printk(KERN_INFO " %s: MMIO-DMA\n", hwif->name);
+ else
+ printk(KERN_INFO " %s: BM-DMA at 0x%04lx-0x%04lx\n",
+ hwif->name, base, base + 7);
- if (ide_dma_iobase(hwif, base))
- return;
+ hwif->extra_base = base + (hwif->channel ? 8 : 16);
if (ide_allocate_dma_engine(hwif)) {
- ide_release_dma(hwif);
+ ide_release_dma_engine(hwif);
return;
}
hwif->dma_timeout = &ide_dma_timeout;
if (!hwif->dma_lost_irq)
hwif->dma_lost_irq = &ide_dma_lost_irq;
-
- dma_stat = hwif->INB(hwif->dma_status);
- printk(KERN_CONT ", BIOS settings: %s:%s, %s:%s\n",
- hwif->drives[0].name, (dma_stat & 0x20) ? "DMA" : "PIO",
- hwif->drives[1].name, (dma_stat & 0x40) ? "DMA" : "PIO");
}
EXPORT_SYMBOL_GPL(ide_setup_dma);