diff options
Diffstat (limited to 'drivers/ide/setup-pci.c')
| -rw-r--r-- | drivers/ide/setup-pci.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index acef85d1c581..53d9979edc72 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -339,7 +339,8 @@ static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info * * ide_hwif_configure - configure an IDE interface * @dev: PCI device holding interface * @d: IDE port info - * @mate: Paired interface if any + * @port: port number + * @irq: PCI IRQ * * Perform the initial set up for the hardware interface structure. This * is done per interface port rather than per PCI device. There may be @@ -348,7 +349,9 @@ static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info * * Returns the new hardware interface structure, or NULL on a failure */ -static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev, const struct ide_port_info *d, ide_hwif_t *mate, int port, int irq) +static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev, + const struct ide_port_info *d, + unsigned int port, int irq) { unsigned long ctl = 0, base = 0; ide_hwif_t *hwif; @@ -394,12 +397,7 @@ static ide_hwif_t *ide_hwif_configure(struct pci_dev *dev, const struct ide_port hwif->dev = &dev->dev; hwif->cds = d; - hwif->channel = port; - if (mate) { - hwif->mate = mate; - mate->mate = hwif; - } return hwif; } @@ -527,10 +525,25 @@ void ide_pci_setup_ports(struct pci_dev *dev, const struct ide_port_info *d, int continue; /* port not enabled */ } - if ((hwif = ide_hwif_configure(dev, d, mate, port, pciirq)) == NULL) + hwif = ide_hwif_configure(dev, d, port, pciirq); + if (hwif == NULL) continue; *(idx + port) = hwif->index; + } + + for (port = 0; port < channels; ++port) { + if (*(idx + port) == 0xff) + continue; + + hwif = &ide_hwifs[*(idx + port)]; + + if (mate) { + hwif->mate = mate; + mate->mate = hwif; + } + + hwif->channel = port; if (d->init_iops) d->init_iops(hwif); |