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| author | Sergei Shtylyov <sshtylyov@ru.mvista.com> | 2006-12-13 00:35:51 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-13 09:05:55 -0800 |
| commit | 73d1dd93c462b52512685fe118159eafc7eb9f7e (patch) | |
| tree | 79fc116a127e7f47ad93e5e6816206e11614a753 /drivers/ide | |
| parent | 33b18a602525198ab8892789dab6839f325407f8 (diff) | |
| download | op-kernel-dev-73d1dd93c462b52512685fe118159eafc7eb9f7e.zip op-kernel-dev-73d1dd93c462b52512685fe118159eafc7eb9f7e.tar.gz | |
[PATCH] ide: fix the case of multiple HPT3xx chips present
init_chipset_hpt366() modifies some fields of the ide_pci_device_t structure
depending on the chip's revision, so pass it a copy of the structure to avoid
issues when multiple different chips are present.
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/pci/hpt366.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index 29a3770..4968b16 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -72,6 +72,8 @@ * table in which the mode lookup is done * - fix the hotswap code: it caused RESET- to glitch when tristating the bus, * and for HPT36x the obsolete HDIO_TRISTATE_HWIF handler was called instead + * - pass to init_chipset() handlers a copy of the IDE PCI device structure as + * they tamper with its fields * <source@mvista.com> * */ @@ -1564,13 +1566,16 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { * * Called when the PCI registration layer (or the IDE initialization) * finds a device matching our IDE device tables. + * + * NOTE: since we'll have to modify some fields of the ide_pci_device_t + * structure depending on the chip's revision, we'd better pass a local + * copy down the call chain... */ - static int __devinit hpt366_init_one(struct pci_dev *dev, const struct pci_device_id *id) { - ide_pci_device_t *d = &hpt366_chipsets[id->driver_data]; + ide_pci_device_t d = hpt366_chipsets[id->driver_data]; - return d->init_setup(dev, d); + return d.init_setup(dev, &d); } static struct pci_device_id hpt366_pci_tbl[] = { |
