From: Kristen A. <kri...@in...> - 2005-11-03 00:24:54
|
Use the stored value of the Interrupt Pin, rather than try to read it again. Signed-off-by: Kristen Carlson Accardi <kri...@in...> 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--; -- |