Messages in this thread Patch in this message | | | Subject | [patch 2/3] apci: use stored value of pin from pci_dev | From | Kristen Accardi <> | Date | Thu, 27 Oct 2005 12:30:12 -0700 |
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plain text document attachment (patch-interrupt-pin-acpi) Use the stored value of the Interrupt Pin, rather than try to read it again.
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
drivers/acpi/pci_irq.c | 7 +++---- 1 files changed, 3 insertions(+), 4 deletions(-)
Index: linux-2.6.13/drivers/acpi/pci_irq.c =================================================================== --- linux-2.6.13.orig/drivers/acpi/pci_irq.c +++ linux-2.6.13/drivers/acpi/pci_irq.c @@ -361,8 +361,7 @@ acpi_pci_irq_derive(struct pci_dev *dev, if ((bridge->class >> 8) == PCI_CLASS_BRIDGE_CARDBUS) { /* PC card has the same IRQ as its cardbridge */ - pci_read_config_byte(bridge, PCI_INTERRUPT_PIN, - &bridge_pin); + bridge_pin = bridge->pin; if (!bridge_pin) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No interrupt pin configured for device %s\n", @@ -412,7 +411,7 @@ int acpi_pci_irq_enable(struct pci_dev * if (!dev) return_VALUE(-EINVAL); - pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); + pin = dev->pin; if (!pin) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No interrupt pin configured for device %s\n", @@ -503,7 +502,7 @@ void acpi_pci_irq_disable(struct pci_dev if (!dev || !dev->bus) return_VOID; - pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); + pin = dev->pin; if (!pin) return_VOID; pin--; -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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