diff options
| author | Bjorn Helgaas <[email protected]> | 2012-08-17 09:56:14 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <[email protected]> | 2012-08-17 11:14:26 -0600 |
| commit | 57fd9a4df562e7d2105a01ff57b4cdaa236c28ce (patch) | |
| tree | 890e9b3af5aece347b5b9fd2dedcea42e7da236c | |
| parent | 0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff) | |
PCI: acpiphp: Stop disabling bridges on remove
acpiphp_disable_slot() turns off power to the slot immediately after
calling disable_device(), so there's no point in disabling any bridges
below the slot: we're about to turn them off anyway.
Tested-by: Yijing Wang <[email protected]>
Signed-off-by: Bjorn Helgaas <[email protected]>
Acked-by: Yinghai Lu <[email protected]>
| -rw-r--r-- | drivers/pci/hotplug/acpiphp_glue.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index ad6fd6695495..c25291c74353 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -869,17 +869,6 @@ static int __ref enable_device(struct acpiphp_slot *slot) return retval; } -static void disable_bridges(struct pci_bus *bus) -{ - struct pci_dev *dev; - list_for_each_entry(dev, &bus->devices, bus_list) { - if (dev->subordinate) { - disable_bridges(dev->subordinate); - pci_disable_device(dev); - } - } -} - /* return first device in slot, acquiring a reference on it */ static struct pci_dev *dev_in_slot(struct acpiphp_slot *slot) { @@ -932,10 +921,6 @@ static int disable_device(struct acpiphp_slot *slot) */ while ((pdev = dev_in_slot(slot))) { pci_stop_bus_device(pdev); - if (pdev->subordinate) { - disable_bridges(pdev->subordinate); - pci_disable_device(pdev); - } __pci_remove_bus_device(pdev); pci_dev_put(pdev); } |