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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2011-10-13 00:28:54 +0000
committerDavid S. Miller <davem@davemloft.net>2011-10-13 17:04:50 -0400
commit0ab3d8b3213c8bb55370b11fcc5321ee4f2c5e92 (patch)
tree876459554ff66e9c1e30bb9f1ac34b1e32fc68d2 /drivers/ide
parentacc8dbe7f44f1bab6fcf21f2d5efb32ea92e19fd (diff)
downloadop-kernel-dev-0ab3d8b3213c8bb55370b11fcc5321ee4f2c5e92.zip
op-kernel-dev-0ab3d8b3213c8bb55370b11fcc5321ee4f2c5e92.tar.gz
cy82c693: fix PCI device selection
Wrong PCI device may be selected by cy82c693_set_pio_mode() if modular IDE host drivers are used and there are additional IDE PCI devices installed in the system. Fix it. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/ide')
-rw-r--r--drivers/ide/cy82c693.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/ide/cy82c693.c b/drivers/ide/cy82c693.c
index 67cbcfa..847553f 100644
--- a/drivers/ide/cy82c693.c
+++ b/drivers/ide/cy82c693.c
@@ -1,7 +1,7 @@
/*
* Copyright (C) 1998-2000 Andreas S. Krebs (akrebs@altavista.net), Maintainer
* Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org>, Integrator
- * Copyright (C) 2007-2010 Bartlomiej Zolnierkiewicz
+ * Copyright (C) 2007-2011 Bartlomiej Zolnierkiewicz
*
* CYPRESS CY82C693 chipset IDE controller
*
@@ -90,7 +90,7 @@ static void cy82c693_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
u8 time_16, time_8;
/* select primary or secondary channel */
- if (hwif->index > 0) { /* drive is on the secondary channel */
+ if (drive->dn > 1) { /* drive is on the secondary channel */
dev = pci_get_slot(dev->bus, dev->devfn+1);
if (!dev) {
printk(KERN_ERR "%s: tune_drive: "
@@ -141,7 +141,7 @@ static void cy82c693_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive)
pci_write_config_byte(dev, CY82_IDE_SLAVE_IOW, time_16);
pci_write_config_byte(dev, CY82_IDE_SLAVE_8BIT, time_8);
}
- if (hwif->index > 0)
+ if (drive->dn > 1)
pci_dev_put(dev);
}
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