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| author | Len Brown <len.brown@intel.com> | 2008-01-11 18:20:18 +0100 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-01-11 18:20:18 +0100 |
| commit | e63501d51d6a1a897470be2684e9c55a46d0d6d5 (patch) | |
| tree | 7268d4ea00c151e4b3a65e019af975c235ba77da /drivers/acpi | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 (diff) | |
| parent | ACPI : Not register gsi for PCI IDE controller in legacy mode (diff) | |
| download | linux-e63501d51d6a1a897470be2684e9c55a46d0d6d5.tar.xz linux-e63501d51d6a1a897470be2684e9c55a46d0d6d5.zip | |
Pull bugzilla-5637 into release branch
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/pci_irq.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index dd3186abe07a..62010c2481b3 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -429,6 +429,15 @@ int acpi_pci_irq_enable(struct pci_dev *dev) &polarity, &link, acpi_pci_allocate_irq); + if (irq < 0) { + /* + * IDE legacy mode controller IRQs are magic. Why do compat + * extensions always make such a nasty mess. + */ + if (dev->class >> 8 == PCI_CLASS_STORAGE_IDE && + (dev->class & 0x05) == 0) + return 0; + } /* * No IRQ known to the ACPI subsystem - maybe the BIOS / * driver reported one, then use it. Exit in any case. |