diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pci-acpi.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 42736e213f25..9ba9df5f6161 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -325,25 +325,6 @@ static void pci_acpi_setup(struct device *dev) struct pci_dev *pci_dev = to_pci_dev(dev); acpi_handle handle = ACPI_HANDLE(dev); struct acpi_device *adev; - acpi_status status; - acpi_handle dummy; - - /* - * Evaluate and parse _PRT, if exists. This code allows parsing of - * _PRT objects within the scope of non-bridge devices. Note that - * _PRTs within the scope of a PCI bridge assume the bridge's - * subordinate bus number. - * - * TBD: Can _PRTs exist within the scope of non-bridge PCI devices? - */ - status = acpi_get_handle(handle, METHOD_NAME__PRT, &dummy); - if (ACPI_SUCCESS(status)) { - unsigned char bus; - - bus = pci_dev->subordinate ? - pci_dev->subordinate->number : pci_dev->bus->number; - acpi_pci_irq_add_prt(handle, pci_domain_nr(pci_dev->bus), bus); - } acpi_power_resource_register_device(dev, handle); if (acpi_bus_get_device(handle, &adev) || !adev->wakeup.flags.valid) @@ -359,7 +340,6 @@ static void pci_acpi_setup(struct device *dev) static void pci_acpi_cleanup(struct device *dev) { - struct pci_dev *pci_dev = to_pci_dev(dev); acpi_handle handle = ACPI_HANDLE(dev); struct acpi_device *adev; @@ -369,10 +349,6 @@ static void pci_acpi_cleanup(struct device *dev) pci_acpi_remove_pm_notifier(adev); } acpi_power_resource_unregister_device(dev, handle); - - if (pci_dev->subordinate) - acpi_pci_irq_del_prt(pci_domain_nr(pci_dev->bus), - pci_dev->subordinate->number); } static struct acpi_bus_type acpi_pci_bus = { |