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authorKristen Carlson Accardi <kristen.c.accardi@intel.com>2007-08-09 16:09:32 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-10-12 15:03:14 -0700
commit57d90c027641169b0724f94d355704e28895bcd6 (patch)
tree77d0f1bab7fec9d9a5bce305f51b0ac5b7ccc7e9 /drivers/pci
parent1cf53d5ddb93b77ce1e277da85fe695e4c2a667d (diff)
downloadop-kernel-dev-57d90c027641169b0724f94d355704e28895bcd6.zip
op-kernel-dev-57d90c027641169b0724f94d355704e28895bcd6.tar.gz
PCI Hotplug: pciehp: Request control over PCI Express Capability as well as Native hotplug
According to the PCI firmware spec (3.0), the OS must claim control over the PCI Express Capability bits in addition to the PCI Express Native Hot Plug feature when executing _OSC. Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/hotplug/pciehp_hpc.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 016eea9..dbd0466 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -1138,6 +1138,7 @@ int pciehp_acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev)
dbg("Trying to get hotplug control for %s \n",
(char *)string.pointer);
status = pci_osc_control_set(handle,
+ OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL |
OSC_PCI_EXPRESS_NATIVE_HP_CONTROL);
if (status == AE_NOT_FOUND)
status = acpi_run_oshp(handle);
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