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path: root/drivers/ide/pci/scc_pata.c
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Diffstat (limited to 'drivers/ide/pci/scc_pata.c')
-rw-r--r--drivers/ide/pci/scc_pata.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index ef07c7a8b97a..52145796f12f 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -65,7 +65,7 @@
65 65
66static struct scc_ports { 66static struct scc_ports {
67 unsigned long ctl, dma; 67 unsigned long ctl, dma;
68 unsigned char hwif_id; /* for removing hwif from system */ 68 ide_hwif_t *hwif; /* for removing port from system */
69} scc_ports[MAX_HWIFS]; 69} scc_ports[MAX_HWIFS];
70 70
71/* PIO transfer mode table */ 71/* PIO transfer mode table */
@@ -534,12 +534,8 @@ static int scc_ide_setup_pci_device(struct pci_dev *dev,
534 u8 idx[4] = { 0xff, 0xff, 0xff, 0xff }; 534 u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
535 int i; 535 int i;
536 536
537 for (i = 0; i < MAX_HWIFS; i++) { 537 hwif = ide_find_port();
538 hwif = &ide_hwifs[i]; 538 if (hwif == NULL) {
539 if (hwif->chipset == ide_unknown)
540 break; /* pick an unused entry */
541 }
542 if (i == MAX_HWIFS) {
543 printk(KERN_ERR "%s: too many IDE interfaces, " 539 printk(KERN_ERR "%s: too many IDE interfaces, "
544 "no room in table\n", SCC_PATA_NAME); 540 "no room in table\n", SCC_PATA_NAME);
545 return -ENOMEM; 541 return -ENOMEM;
@@ -696,7 +692,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
696{ 692{
697 struct scc_ports *ports = ide_get_hwifdata(hwif); 693 struct scc_ports *ports = ide_get_hwifdata(hwif);
698 694
699 ports->hwif_id = hwif->index; 695 ports->hwif = hwif;
700 696
701 hwif->dma_command = hwif->dma_base; 697 hwif->dma_command = hwif->dma_base;
702 hwif->dma_status = hwif->dma_base + 0x04; 698 hwif->dma_status = hwif->dma_base + 0x04;
@@ -725,8 +721,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
725 .name = name_str, \ 721 .name = name_str, \
726 .init_iops = init_iops_scc, \ 722 .init_iops = init_iops_scc, \
727 .init_hwif = init_hwif_scc, \ 723 .init_hwif = init_hwif_scc, \
728 .host_flags = IDE_HFLAG_SINGLE | \ 724 .host_flags = IDE_HFLAG_SINGLE, \
729 IDE_HFLAG_BOOTABLE, \
730 .pio_mask = ATA_PIO4, \ 725 .pio_mask = ATA_PIO4, \
731 } 726 }
732 727
@@ -758,7 +753,7 @@ static int __devinit scc_init_one(struct pci_dev *dev, const struct pci_device_i
758static void __devexit scc_remove(struct pci_dev *dev) 753static void __devexit scc_remove(struct pci_dev *dev)
759{ 754{
760 struct scc_ports *ports = pci_get_drvdata(dev); 755 struct scc_ports *ports = pci_get_drvdata(dev);
761 ide_hwif_t *hwif = &ide_hwifs[ports->hwif_id]; 756 ide_hwif_t *hwif = ports->hwif;
762 unsigned long ctl_base = pci_resource_start(dev, 0); 757 unsigned long ctl_base = pci_resource_start(dev, 0);
763 unsigned long dma_base = pci_resource_start(dev, 1); 758 unsigned long dma_base = pci_resource_start(dev, 1);
764 unsigned long ctl_size = pci_resource_len(dev, 0); 759 unsigned long ctl_size = pci_resource_len(dev, 0);