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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-18 09:15:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-18 09:15:57 -0700
commit98f01720cbe3e2eb719682777049b6514e9db556 (patch)
treeaf2fc4642dd0bfd195b0f60f1f267e8b02aa0009 /drivers/acpi
parent41d59102e146a4423a490b8eca68a5860af4fe1c (diff)
parent4f47b4c9f0b711bf84adb8c27774ae80d346b628 (diff)
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Merge branch 'x86-irq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-irq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, acpi/irq: Define gsi_end when X86_IO_APIC is undefined x86, irq: Kill io_apic_renumber_irq x86, acpi/irq: Handle isa irqs that are not identity mapped to gsi's. x86, ioapic: Simplify probe_nr_irqs_gsi. x86, ioapic: Optimize pin_2_irq x86, ioapic: Move nr_ioapic_registers calculation to mp_register_ioapic. x86, ioapic: In mpparse use mp_register_ioapic x86, ioapic: Teach mp_register_ioapic to compute a global gsi_end x86, ioapic: Fix the types of gsi values x86, ioapic: Fix io_apic_redir_entries to return the number of entries. x86, ioapic: Only export mp_find_ioapic and mp_find_ioapic_pin in io_apic.h x86, acpi/irq: Generalize mp_config_acpi_legacy_irqs x86, acpi/irq: Fix acpi_sci_ioapic_setup so it has both bus_irq and gsi x86, acpi/irq: pci device dev->irq is an isa irq not a gsi x86, acpi/irq: Teach acpi_get_override_irq to take a gsi not an isa_irq x86, acpi/irq: Introduce apci_isa_irq_to_gsi
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/pci_irq.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index b0a71ecee682..e4804fb05e23 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -401,11 +401,13 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
* driver reported one, then use it. Exit in any case.
*/
if (gsi < 0) {
+ u32 dev_gsi;
dev_warn(&dev->dev, "PCI INT %c: no GSI", pin_name(pin));
/* Interrupt Line values above 0xF are forbidden */
- if (dev->irq > 0 && (dev->irq <= 0xF)) {
- printk(" - using IRQ %d\n", dev->irq);
- acpi_register_gsi(&dev->dev, dev->irq,
+ if (dev->irq > 0 && (dev->irq <= 0xF) &&
+ (acpi_isa_irq_to_gsi(dev->irq, &dev_gsi) == 0)) {
+ printk(" - using ISA IRQ %d\n", dev->irq);
+ acpi_register_gsi(&dev->dev, dev_gsi,
ACPI_LEVEL_SENSITIVE,
ACPI_ACTIVE_LOW);
return 0;