* Split from:
* linux/drivers/ide/pdc202xx.c Version 0.35 Mar. 30, 2002
* Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>
- * Copyright (C) 2005-2006 MontaVista Software, Inc.
+ * Copyright (C) 2005-2007 MontaVista Software, Inc.
* Portions Copyright (C) 1999 Promise Technology, Inc.
* Author: Frank Tiernan (frankt@promise.com)
* Released under terms of General Public License
*/
usec_elapsed = (end_time.tv_sec - start_time.tv_sec) * 1000000 +
(end_time.tv_usec - start_time.tv_usec);
- pll_input = ((start_count - end_count) & 0x3ffffff) / 10 *
+ pll_input = ((start_count - end_count) & 0x3fffffff) / 10 *
(10000000 / usec_elapsed);
DBG("start[%ld] end[%ld]\n", start_count, end_count);
int f, r;
u8 pll_ctl0, pll_ctl1;
+ if (dma_base == 0)
+ return -EFAULT;
+
#ifdef CONFIG_PPC_PMAC
apple_kiwi_init(dev);
#endif
hwif->speedproc = &pdcnew_tune_chipset;
hwif->resetproc = &pdcnew_reset;
+ hwif->err_stops_fifo = 1;
+
hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
+ if (hwif->dma_base == 0)
+ return;
+
hwif->atapi_dma = 1;
hwif->ultra_mask = hwif->cds->udma_mask;
hwif->mwdma_mask = 0x07;
- hwif->err_stops_fifo = 1;
-
hwif->ide_dma_check = &pdcnew_config_drive_xfer_rate;
if (hwif->cbl != ATA_CBL_PATA40_SHORT)
return ide_setup_pci_device(dev, d);
}
-static int __devinit init_setup_pdc20270(struct pci_dev *dev,
- ide_pci_device_t *d)
+static int __devinit init_setup_pdc20270(struct pci_dev *dev, ide_pci_device_t *d)
{
- struct pci_dev *findev = NULL;
- int ret;
+ struct pci_dev *bridge = dev->bus->self;
+
+ if (bridge != NULL &&
+ bridge->vendor == PCI_VENDOR_ID_DEC &&
+ bridge->device == PCI_DEVICE_ID_DEC_21150) {
+ struct pci_dev *dev2;
- if ((dev->bus->self &&
- dev->bus->self->vendor == PCI_VENDOR_ID_DEC) &&
- (dev->bus->self->device == PCI_DEVICE_ID_DEC_21150)) {
if (PCI_SLOT(dev->devfn) & 2)
return -ENODEV;
- d->extra = 0;
- while ((findev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, findev)) != NULL) {
- if ((findev->vendor == dev->vendor) &&
- (findev->device == dev->device) &&
- (PCI_SLOT(findev->devfn) & 2)) {
- if (findev->irq != dev->irq) {
- findev->irq = dev->irq;
- }
- ret = ide_setup_pci_devices(dev, findev, d);
- pci_dev_put(findev);
- return ret;
+
+ dev2 = pci_get_slot(dev->bus, PCI_DEVFN(PCI_SLOT(dev->devfn) + 2,
+ PCI_FUNC(dev->devfn)));
+ if (dev2 != NULL &&
+ dev2->vendor == dev->vendor &&
+ dev2->device == dev->device) {
+ int ret;
+
+ if (dev2->irq != dev->irq) {
+ dev2->irq = dev->irq;
+
+ printk(KERN_WARNING "%s: PCI config space "
+ "interrupt fixed.\n", d->name);
}
+
+ ret = ide_setup_pci_devices(dev, dev2, d);
+ if (ret < 0)
+ pci_dev_put(dev2);
+ return ret;
}
}
return ide_setup_pci_device(dev, d);
}
-static int __devinit init_setup_pdc20276(struct pci_dev *dev,
- ide_pci_device_t *d)
+static int __devinit init_setup_pdc20276(struct pci_dev *dev, ide_pci_device_t *d)
{
- if ((dev->bus->self) &&
- (dev->bus->self->vendor == PCI_VENDOR_ID_INTEL) &&
- ((dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960) ||
- (dev->bus->self->device == PCI_DEVICE_ID_INTEL_I960RM))) {
- printk(KERN_INFO "ide: Skipping Promise PDC20276 "
- "attached to I2O RAID controller.\n");
+ struct pci_dev *bridge = dev->bus->self;
+
+ if (bridge != NULL &&
+ bridge->vendor == PCI_VENDOR_ID_INTEL &&
+ (bridge->device == PCI_DEVICE_ID_INTEL_I960 ||
+ bridge->device == PCI_DEVICE_ID_INTEL_I960RM)) {
+
+ printk(KERN_INFO "%s: attached to I2O RAID controller, "
+ "skipping.\n", d->name);
return -ENODEV;
}
return ide_setup_pci_device(dev, d);