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| author | Bjorn Helgaas <bhelgaas@google.com> | 2013-02-19 22:42:17 +0400 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2013-02-19 22:42:17 +0400 |
| commit | 018ba0a6efada61b9bc17500101d81c3d35807c2 (patch) | |
| tree | 13361ad9197c5021841a0ccf0bfb1dabfd6d424e /drivers/pci | |
| parent | fd5e20bcb465e8d69a6fda617a7b35fb5f8d4eb1 (diff) | |
| parent | 181380b702eee1a9aca51354d7b87c7b08541fcf (diff) | |
| download | linux-018ba0a6efada61b9bc17500101d81c3d35807c2.tar.xz | |
Merge branch 'pci/yinghai-root-bus-hotplug' into next
* pci/yinghai-root-bus-hotplug:
PCI/ACPI: Don't cache _PRT, and don't associate them with bus numbers
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 1c2587c40299..c685ff5e12d2 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -307,25 +307,6 @@ 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) @@ -341,7 +322,6 @@ 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; @@ -351,10 +331,6 @@ 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 = { |